From 0faac29134d310b6a7b0abafd92d5cdfba34adec Mon Sep 17 00:00:00 2001 From: Roman Shtylman Date: Sun, 17 Feb 2013 00:39:15 -0500 Subject: [PATCH 01/90] start to split into node commonjs style modules - no longer is the global Bitcoin used for modules - cleaner and more maintainable code - add more tests --- package.json | 8 +- src/address.js | 68 ++- src/base58.js | 131 +++--- src/bitcoin.js | 10 - src/convert.js | 59 +++ src/crypto-js/crypto-min.js | 7 - src/crypto-js/crypto.js | 224 +++------ src/crypto-js/ripemd160.js | 14 +- src/crypto-js/sha256-min.js | 7 - src/crypto-js/sha256.js | 281 +++++------ src/ecdsa.js | 705 ++++++++++------------------ src/eckey.js | 301 +++++++----- src/index.js | 46 ++ src/jsbn/ec.js | 193 +++++++- src/jsbn/jsbn.js | 912 ++++++++++++++++++++++++++++++++---- src/jsbn/jsbn2.js | 656 -------------------------- src/jsbn/prng4.js | 8 +- src/jsbn/rng.js | 19 +- src/jsbn/sec.js | 5 + src/message.js | 88 ++-- src/opcode.js | 308 ++++++------ src/script.js | 646 +++++++++++++------------ src/transaction.js | 886 ++++++++++++++++++----------------- src/txdb.js | 0 src/util.js | 122 +---- src/wallet.js | 547 ++++++++++----------- test/address.js | 46 ++ test/base58.js | 15 + test/convert.js | 24 + test/ec.js | 20 + test/index.html | 36 -- test/integer.js | 24 + test/key.js | 35 ++ test/mocha.opts | 1 + test/test.js | 102 ++-- 35 files changed, 3393 insertions(+), 3161 deletions(-) mode change 100755 => 100644 src/bitcoin.js create mode 100644 src/convert.js delete mode 100755 src/crypto-js/crypto-min.js mode change 100755 => 100644 src/crypto-js/crypto.js mode change 100755 => 100644 src/crypto-js/ripemd160.js delete mode 100755 src/crypto-js/sha256-min.js mode change 100755 => 100644 src/crypto-js/sha256.js create mode 100644 src/index.js delete mode 100644 src/jsbn/jsbn2.js mode change 100755 => 100644 src/jsbn/sec.js mode change 100755 => 100644 src/txdb.js mode change 100755 => 100644 src/wallet.js create mode 100644 test/address.js create mode 100644 test/base58.js create mode 100644 test/convert.js create mode 100644 test/ec.js delete mode 100755 test/index.html create mode 100644 test/integer.js create mode 100644 test/key.js create mode 100644 test/mocha.opts mode change 100755 => 100644 test/test.js diff --git a/package.json b/package.json index 779378b..1ada12a 100644 --- a/package.json +++ b/package.json @@ -2,6 +2,7 @@ "name": "bitcoinjs-lib", "version": "0.1.3", "description": "Client-side Bitcoin JavaScript library", + "main": "./src/index.js", "keywords": [ "bitcoin", @@ -18,7 +19,10 @@ }, "devDependencies" : { - "pkginfo" : ">=0.2.1", - "jake-uglify" : ">=1.0.0" + "mocha": "1.8.1" + }, + + "scripts": { + "test": "mocha test/*.js" } } diff --git a/src/address.js b/src/address.js index 3013764..e793943 100644 --- a/src/address.js +++ b/src/address.js @@ -1,6 +1,20 @@ -Bitcoin.Address = function (bytes) { - if ("string" == typeof bytes) { - bytes = Bitcoin.Address.decodeString(bytes); +var base58 = require('./base58'); +var Crypto = require('./crypto-js/crypto'); +var conv = require('./convert'); + +var address_types = { + prod: 0, + testnet: 111 +}; + +var p2sh_types = { + prod: 5, + testnet: 196 +}; + +var Address = function (bytes) { + if (typeof bytes === 'string') { + bytes = Address.decodeString(bytes); } this.hash = bytes; @@ -12,7 +26,7 @@ Bitcoin.Address = function (bytes) { * * Returns the address as a base58-encoded string in the standardized format. */ -Bitcoin.Address.prototype.toString = function () { +Address.prototype.toString = function () { // Get a copy of the hash var hash = this.hash.slice(0); @@ -23,18 +37,46 @@ Bitcoin.Address.prototype.toString = function () { var bytes = hash.concat(checksum.slice(0,4)); - return Bitcoin.Base58.encode(bytes); + return base58.encode(bytes); +}; + +Address.prototype.getHashBase64 = function () { + return conv.bytesToBase64(this.hash); }; -Bitcoin.Address.prototype.getHashBase64 = function () { - return Crypto.util.bytesToBase64(this.hash); +// TODO(shtylman) isValid? +Address.validate = function(string, type) { + try { + var bytes = base58.decode(string); + } catch (e) { + return false; + } + + var hash = bytes.slice(0, 21); + + var checksum = Crypto.SHA256(Crypto.SHA256(hash, {asBytes: true}), {asBytes: true}); + + if (checksum[0] != bytes[21] || + checksum[1] != bytes[22] || + checksum[2] != bytes[23] || + checksum[3] != bytes[24]) { + return false; + } + + var version = hash[0]; + + if (type && version !== address_types[type] && version !== p2sh_types[type]) { + return false; + } + + return true; }; /** * Parse a Bitcoin address contained in a string. */ -Bitcoin.Address.decodeString = function (string) { - var bytes = Bitcoin.Base58.decode(string); +Address.decodeString = function (string) { + var bytes = base58.decode(string); var hash = bytes.slice(0, 21); @@ -44,14 +86,16 @@ Bitcoin.Address.decodeString = function (string) { checksum[1] != bytes[22] || checksum[2] != bytes[23] || checksum[3] != bytes[24]) { - throw "Checksum validation failed!"; + throw new Error('Address Checksum validation failed: ' + string); } var version = hash.shift(); - + // TODO(shtylman) allow for specific version decoding same as validate above if (version != 0) { - throw "Version "+version+" not supported!"; + throw new Error('Address version not supported: ' + string); } return hash; }; + +module.exports = Address; diff --git a/src/base58.js b/src/base58.js index 9313c55..6729c62 100644 --- a/src/base58.js +++ b/src/base58.js @@ -1,71 +1,78 @@ -(function (Bitcoin) { - Bitcoin.Base58 = { - alphabet: "123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz", - validRegex: /^[1-9A-HJ-NP-Za-km-z]+$/, - base: BigInteger.valueOf(58), - - /** - * Convert a byte array to a base58-encoded string. - * - * Written by Mike Hearn for BitcoinJ. - * Copyright (c) 2011 Google Inc. - * - * Ported to JavaScript by Stefan Thomas. - */ - encode: function (input) { - var bi = BigInteger.fromByteArrayUnsigned(input); - var chars = []; - - while (bi.compareTo(B58.base) >= 0) { - var mod = bi.mod(B58.base); - chars.unshift(B58.alphabet[mod.intValue()]); - bi = bi.subtract(mod).divide(B58.base); - } - chars.unshift(B58.alphabet[bi.intValue()]); - // Convert leading zeros too. - for (var i = 0; i < input.length; i++) { +// https://en.bitcoin.it/wiki/Base58Check_encoding + +var BigInteger = require('./jsbn/jsbn'); + +var alphabet = "123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz"; +var base = BigInteger.valueOf(58); + +var positions = {}; +for (var i=0 ; i < alphabet.length ; ++i) { + positions[alphabet[i]] = i; +} + +// Convert a byte array to a base58-encoded string. +// Written by Mike Hearn for BitcoinJ. +// Copyright (c) 2011 Google Inc. +// Ported to JavaScript by Stefan Thomas. +module.exports.encode = function (input) { + var bi = BigInteger.fromByteArrayUnsigned(input); + var chars = []; + + while (bi.compareTo(base) >= 0) { + var mod = bi.mod(base); + chars.push(alphabet[mod.intValue()]); + bi = bi.subtract(mod).divide(base); + } + chars.push(alphabet[bi.intValue()]); + + // Convert leading zeros too. + for (var i = 0; i < input.length; i++) { if (input[i] == 0x00) { - chars.unshift(B58.alphabet[0]); + chars.push(alphabet[0]); } else break; + } + + return chars.reverse().join(''); +}, + +// decode a base58 string into a byte array +// input should be a base58 encoded string +// @return Array +module.exports.decode = function (input) { + + var base = BigInteger.valueOf(58); + + var length = input.length; + var num = BigInteger.valueOf(0); + var leading_zero = 0; + var seen_other = false; + for (var i=0; i= 0; i--) { - var alphaIndex = B58.alphabet.indexOf(input[i]); - if (alphaIndex < 0) { - throw "Invalid character"; - } - bi = bi.add(BigInteger.valueOf(alphaIndex) - .multiply(B58.base.pow(input.length - 1 -i))); - - // This counts leading zero bytes - if (input[i] == "1") leadingZerosNum++; - else leadingZerosNum = 0; + num = num.multiply(base).add(BigInteger.valueOf(p)); + + if (char == '1' && !seen_other) { + ++leading_zero; + } + else { + seen_other = true; } - var bytes = bi.toByteArrayUnsigned(); + } - // Add leading zeros - while (leadingZerosNum-- > 0) bytes.unshift(0); + var bytes = num.toByteArrayUnsigned(); - return bytes; - } - }; + // remove leading zeros + while (leading_zero-- > 0) { + bytes.unshift(0); + } + + return bytes; +} - var B58 = Bitcoin.Base58; -})( - 'undefined' != typeof Bitcoin ? Bitcoin : module.exports -); diff --git a/src/bitcoin.js b/src/bitcoin.js old mode 100755 new mode 100644 index e14d36f..3bbf6cd --- a/src/bitcoin.js +++ b/src/bitcoin.js @@ -1,13 +1,3 @@ -(function (exports) { - var Bitcoin = exports; - - if ('object' !== typeof module) { - Bitcoin.EventEmitter = EventEmitter; - } -})( - 'object' === typeof module ? module.exports : (window.Bitcoin = {}) -); - /* function makeKeypair() { diff --git a/src/convert.js b/src/convert.js new file mode 100644 index 0000000..37e634d --- /dev/null +++ b/src/convert.js @@ -0,0 +1,59 @@ +// convert to/from various values + +var base64map = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; + +// Convert a byte array to a hex string +module.exports.bytesToHex = function(bytes) { + for (var hex = [], i = 0; i < bytes.length; i++) { + hex.push((bytes[i] >>> 4).toString(16)); + hex.push((bytes[i] & 0xF).toString(16)); + } + return hex.join(""); +}; + +// Convert a hex string to a byte array +module.exports.hexToBytes = function(hex) { + for (var bytes = [], c = 0; c < hex.length; c += 2) + bytes.push(parseInt(hex.substr(c, 2), 16)); + return bytes; +} + + // Convert a byte array to a base-64 string +module.exports.bytesToBase64 = function(bytes) { + // Use browser-native function if it exists + if (typeof btoa == "function") return btoa(Binary.bytesToString(bytes)); + + for(var base64 = [], i = 0; i < bytes.length; i += 3) { + var triplet = (bytes[i] << 16) | (bytes[i + 1] << 8) | bytes[i + 2]; + for (var j = 0; j < 4; j++) { + if (i * 8 + j * 6 <= bytes.length * 8) + base64.push(base64map.charAt((triplet >>> 6 * (3 - j)) & 0x3F)); + else base64.push("="); + } + } + + return base64.join(""); +} + + + // Convert a base-64 string to a byte array +module.exports.base64ToBytes = function(base64) { + // Use browser-native function if it exists + if (typeof atob == "function") return Binary.stringToBytes(atob(base64)); + + // Remove non-base-64 characters + base64 = base64.replace(/[^A-Z0-9+\/]/ig, ""); + + for (var bytes = [], i = 0, imod4 = 0; i < base64.length; imod4 = ++i % 4) { + if (imod4 == 0) continue; + bytes.push(((base64map.indexOf(base64.charAt(i - 1)) & (Math.pow(2, -2 * imod4 + 8) - 1)) << (imod4 * 2)) | + (base64map.indexOf(base64.charAt(i)) >>> (6 - imod4 * 2))); + } + + return bytes; +} + +// utf8 and binary? +//stringToBytes +//bytesToString + diff --git a/src/crypto-js/crypto-min.js b/src/crypto-js/crypto-min.js deleted file mode 100755 index dc5b80d..0000000 --- a/src/crypto-js/crypto-min.js +++ /dev/null @@ -1,7 +0,0 @@ -/* - * Crypto-JS v2.0.0 - * http://code.google.com/p/crypto-js/ - * Copyright (c) 2009, Jeff Mott. All rights reserved. - * http://code.google.com/p/crypto-js/wiki/License - */ -(function(){var c="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";var d=window.Crypto={};var a=d.util={rotl:function(h,g){return(h<>>(32-g))},rotr:function(h,g){return(h<<(32-g))|(h>>>g)},endian:function(h){if(h.constructor==Number){return a.rotl(h,8)&16711935|a.rotl(h,24)&4278255360}for(var g=0;g0;h--){g.push(Math.floor(Math.random()*256))}return g},bytesToWords:function(h){for(var k=[],j=0,g=0;j>>5]|=h[j]<<(24-g%32)}return k},wordsToBytes:function(i){for(var h=[],g=0;g>>5]>>>(24-g%32))&255)}return h},bytesToHex:function(g){for(var j=[],h=0;h>>4).toString(16));j.push((g[h]&15).toString(16))}return j.join("")},hexToBytes:function(h){for(var g=[],i=0;i>>6*(3-k))&63))}else{g.push("=")}}}return g.join("")},base64ToBytes:function(h){if(typeof atob=="function"){return e.stringToBytes(atob(h))}h=h.replace(/[^A-Z0-9+\/]/ig,"");for(var g=[],j=0,k=0;j>>(6-k*2)))}return g}};d.mode={};var b=d.charenc={};var f=b.UTF8={stringToBytes:function(g){return e.stringToBytes(unescape(encodeURIComponent(g)))},bytesToString:function(g){return decodeURIComponent(escape(e.bytesToString(g)))}};var e=b.Binary={stringToBytes:function(j){for(var g=[],h=0;h>> (32 - b)); - }, - - // Bit-wise rotate right - rotr: function (n, b) { - return (n << (32 - b)) | (n >>> b); - }, - - // Swap big-endian to little-endian and vice versa - endian: function (n) { - - // If number given, swap endian - if (n.constructor == Number) { - return util.rotl(n, 8) & 0x00FF00FF | - util.rotl(n, 24) & 0xFF00FF00; - } - - // Else, assume array and swap all items - for (var i = 0; i < n.length; i++) - n[i] = util.endian(n[i]); - return n; - - }, - - // Generate an array of any length of random bytes - randomBytes: function (n) { - for (var bytes = []; n > 0; n--) - bytes.push(Math.floor(Math.random() * 256)); - return bytes; - }, - - // Convert a byte array to big-endian 32-bit words - bytesToWords: function (bytes) { - for (var words = [], i = 0, b = 0; i < bytes.length; i++, b += 8) - words[b >>> 5] |= bytes[i] << (24 - b % 32); - return words; - }, - - // Convert big-endian 32-bit words to a byte array - wordsToBytes: function (words) { - for (var bytes = [], b = 0; b < words.length * 32; b += 8) - bytes.push((words[b >>> 5] >>> (24 - b % 32)) & 0xFF); - return bytes; - }, - - // Convert a byte array to a hex string - bytesToHex: function (bytes) { - for (var hex = [], i = 0; i < bytes.length; i++) { - hex.push((bytes[i] >>> 4).toString(16)); - hex.push((bytes[i] & 0xF).toString(16)); - } - return hex.join(""); - }, - - // Convert a hex string to a byte array - hexToBytes: function (hex) { - for (var bytes = [], c = 0; c < hex.length; c += 2) - bytes.push(parseInt(hex.substr(c, 2), 16)); - return bytes; - }, - - // Convert a byte array to a base-64 string - bytesToBase64: function (bytes) { - - // Use browser-native function if it exists - if (typeof btoa == "function") return btoa(Binary.bytesToString(bytes)); - - for(var base64 = [], i = 0; i < bytes.length; i += 3) { - var triplet = (bytes[i] << 16) | (bytes[i + 1] << 8) | bytes[i + 2]; - for (var j = 0; j < 4; j++) { - if (i * 8 + j * 6 <= bytes.length * 8) - base64.push(base64map.charAt((triplet >>> 6 * (3 - j)) & 0x3F)); - else base64.push("="); - } - } - - return base64.join(""); - - }, - - // Convert a base-64 string to a byte array - base64ToBytes: function (base64) { - - // Use browser-native function if it exists - if (typeof atob == "function") return Binary.stringToBytes(atob(base64)); - - // Remove non-base-64 characters - base64 = base64.replace(/[^A-Z0-9+\/]/ig, ""); - - for (var bytes = [], i = 0, imod4 = 0; i < base64.length; imod4 = ++i % 4) { - if (imod4 == 0) continue; - bytes.push(((base64map.indexOf(base64.charAt(i - 1)) & (Math.pow(2, -2 * imod4 + 8) - 1)) << (imod4 * 2)) | - (base64map.indexOf(base64.charAt(i)) >>> (6 - imod4 * 2))); - } - - return bytes; - - } - -}; - -// Crypto mode namespace -Crypto.mode = {}; - -// Crypto character encodings -var charenc = Crypto.charenc = {}; - -// UTF-8 encoding -var UTF8 = charenc.UTF8 = { - - // Convert a string to a byte array - stringToBytes: function (str) { - return Binary.stringToBytes(unescape(encodeURIComponent(str))); - }, - - // Convert a byte array to a string - bytesToString: function (bytes) { - return decodeURIComponent(escape(Binary.bytesToString(bytes))); - } - -}; - -// Binary encoding -var Binary = charenc.Binary = { - - // Convert a string to a byte array - stringToBytes: function (str) { - for (var bytes = [], i = 0; i < str.length; i++) - bytes.push(str.charCodeAt(i)); - return bytes; - }, - - // Convert a byte array to a string - bytesToString: function (bytes) { - for (var str = [], i = 0; i < bytes.length; i++) - str.push(String.fromCharCode(bytes[i])); - return str.join(""); - } - -}; - -})(); +/*! + * Crypto-JS v2.0.0 + * http://code.google.com/p/crypto-js/ + * Copyright (c) 2009, Jeff Mott. All rights reserved. + * http://code.google.com/p/crypto-js/wiki/License + */ + +// Global Crypto object +var Crypto = module.exports = {}; + +// Crypto utilities +var util = Crypto.util = { + + // Generate an array of any length of random bytes + randomBytes: function (n) { + for (var bytes = []; n > 0; n--) + bytes.push(Math.floor(Math.random() * 256)); + return bytes; + }, + +}; + +// Crypto mode namespace +Crypto.mode = {}; + +// Crypto character encodings +var charenc = Crypto.charenc = {}; + +// UTF-8 encoding +var UTF8 = charenc.UTF8 = { + + // Convert a string to a byte array + stringToBytes: function (str) { + return Binary.stringToBytes(unescape(encodeURIComponent(str))); + }, + + // Convert a byte array to a string + bytesToString: function (bytes) { + return decodeURIComponent(escape(Binary.bytesToString(bytes))); + } + +}; + +// Binary encoding +var Binary = charenc.Binary = { + + // Convert a string to a byte array + stringToBytes: function (str) { + for (var bytes = [], i = 0; i < str.length; i++) + bytes.push(str.charCodeAt(i)); + return bytes; + }, + + // Convert a byte array to a string + bytesToString: function (bytes) { + for (var str = [], i = 0; i < bytes.length; i++) + str.push(String.fromCharCode(bytes[i])); + return str.join(""); + } + +}; + +module.exports.SHA256 = require('./sha256'); +module.exports.RIPEMD160 = require('./ripemd160'); diff --git a/src/crypto-js/ripemd160.js b/src/crypto-js/ripemd160.js old mode 100755 new mode 100644 index ff4b2a6..97a2a2f --- a/src/crypto-js/ripemd160.js +++ b/src/crypto-js/ripemd160.js @@ -13,7 +13,8 @@ * Ported to Crypto-JS by Stefan Thomas. */ -(function () { +var Crypto = require('./crypto'); + // Shortcuts var C = Crypto, util = C.util, @@ -22,7 +23,7 @@ Binary = charenc.Binary; // Convert a byte array to little-endian 32-bit words - util.bytesToLWords = function (bytes) { + var bytesToLWords = function (bytes) { var output = Array(bytes.length >> 2); for (var i = 0; i < output.length; i++) @@ -33,7 +34,7 @@ }; // Convert little-endian 32-bit words to a byte array - util.lWordsToBytes = function (words) { + var lWordsToBytes = function (words) { var output = []; for (var i = 0; i < words.length * 32; i += 8) output.push((words[i>>5] >>> (i % 32)) & 0xff); @@ -42,7 +43,7 @@ // Public API var RIPEMD160 = C.RIPEMD160 = function (message, options) { - var digestbytes = util.lWordsToBytes(RIPEMD160._rmd160(message)); + var digestbytes = lWordsToBytes(RIPEMD160._rmd160(message)); return options && options.asBytes ? digestbytes : options && options.asString ? Binary.bytesToString(digestbytes) : util.bytesToHex(digestbytes); @@ -54,7 +55,7 @@ // Convert to byte array if (message.constructor == String) message = UTF8.stringToBytes(message); - var x = util.bytesToLWords(message), + var x = bytesToLWords(message), len = message.length * 8; /* append padding */ @@ -167,4 +168,5 @@ { return (num << cnt) | (num >>> (32 - cnt)); } -})(); + + module.exports = RIPEMD160 diff --git a/src/crypto-js/sha256-min.js b/src/crypto-js/sha256-min.js deleted file mode 100755 index d3a4118..0000000 --- a/src/crypto-js/sha256-min.js +++ /dev/null @@ -1,7 +0,0 @@ -/* - * Crypto-JS v2.0.0 - * http://code.google.com/p/crypto-js/ - * Copyright (c) 2009, Jeff Mott. All rights reserved. - * http://code.google.com/p/crypto-js/wiki/License - */ -(function(){var g=Crypto,b=g.util,c=g.charenc,f=c.UTF8,e=c.Binary;var a=[1116352408,1899447441,3049323471,3921009573,961987163,1508970993,2453635748,2870763221,3624381080,310598401,607225278,1426881987,1925078388,2162078206,2614888103,3248222580,3835390401,4022224774,264347078,604807628,770255983,1249150122,1555081692,1996064986,2554220882,2821834349,2952996808,3210313671,3336571891,3584528711,113926993,338241895,666307205,773529912,1294757372,1396182291,1695183700,1986661051,2177026350,2456956037,2730485921,2820302411,3259730800,3345764771,3516065817,3600352804,4094571909,275423344,430227734,506948616,659060556,883997877,958139571,1322822218,1537002063,1747873779,1955562222,2024104815,2227730452,2361852424,2428436474,2756734187,3204031479,3329325298];var d=g.SHA256=function(j,h){var i=b.wordsToBytes(d._sha256(j));return h&&h.asBytes?i:h&&h.asString?e.bytesToString(i):b.bytesToHex(i)};d._sha256=function(q){if(q.constructor==String){q=f.stringToBytes(q)}var y=b.bytesToWords(q),z=q.length*8,r=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225],s=[],K,J,I,G,F,E,D,C,B,A,p,o;y[z>>5]|=128<<(24-z%32);y[((z+64>>9)<<4)+15]=z;for(var B=0;B>>7))^((n<<14)|(n>>>18))^(n>>>3),L=((u<<15)|(u>>>17))^((u<<13)|(u>>>19))^(u>>>10);s[A]=M+(s[A-7]>>>0)+L+(s[A-16]>>>0)}var t=F&E^~F&D,k=K&J^K&I^J&I,x=((K<<30)|(K>>>2))^((K<<19)|(K>>>13))^((K<<10)|(K>>>22)),v=((F<<26)|(F>>>6))^((F<<21)|(F>>>11))^((F<<7)|(F>>>25));p=(C>>>0)+v+t+(a[A])+(s[A]>>>0);o=x+k;C=D;D=E;E=F;F=G+p;G=I;I=J;J=K;K=p+o}r[0]+=K;r[1]+=J;r[2]+=I;r[3]+=G;r[4]+=F;r[5]+=E;r[6]+=D;r[7]+=C}return r};d._blocksize=16})(); \ No newline at end of file diff --git a/src/crypto-js/sha256.js b/src/crypto-js/sha256.js old mode 100755 new mode 100644 index c5a2d01..aa850c3 --- a/src/crypto-js/sha256.js +++ b/src/crypto-js/sha256.js @@ -1,133 +1,148 @@ -/*! - * Crypto-JS v2.0.0 - * http://code.google.com/p/crypto-js/ - * Copyright (c) 2009, Jeff Mott. All rights reserved. - * http://code.google.com/p/crypto-js/wiki/License - */ -(function(){ - -// Shortcuts -var C = Crypto, - util = C.util, - charenc = C.charenc, - UTF8 = charenc.UTF8, - Binary = charenc.Binary; - -// Constants -var K = [ 0x428A2F98, 0x71374491, 0xB5C0FBCF, 0xE9B5DBA5, - 0x3956C25B, 0x59F111F1, 0x923F82A4, 0xAB1C5ED5, - 0xD807AA98, 0x12835B01, 0x243185BE, 0x550C7DC3, - 0x72BE5D74, 0x80DEB1FE, 0x9BDC06A7, 0xC19BF174, - 0xE49B69C1, 0xEFBE4786, 0x0FC19DC6, 0x240CA1CC, - 0x2DE92C6F, 0x4A7484AA, 0x5CB0A9DC, 0x76F988DA, - 0x983E5152, 0xA831C66D, 0xB00327C8, 0xBF597FC7, - 0xC6E00BF3, 0xD5A79147, 0x06CA6351, 0x14292967, - 0x27B70A85, 0x2E1B2138, 0x4D2C6DFC, 0x53380D13, - 0x650A7354, 0x766A0ABB, 0x81C2C92E, 0x92722C85, - 0xA2BFE8A1, 0xA81A664B, 0xC24B8B70, 0xC76C51A3, - 0xD192E819, 0xD6990624, 0xF40E3585, 0x106AA070, - 0x19A4C116, 0x1E376C08, 0x2748774C, 0x34B0BCB5, - 0x391C0CB3, 0x4ED8AA4A, 0x5B9CCA4F, 0x682E6FF3, - 0x748F82EE, 0x78A5636F, 0x84C87814, 0x8CC70208, - 0x90BEFFFA, 0xA4506CEB, 0xBEF9A3F7, 0xC67178F2 ]; - -// Public API -var SHA256 = C.SHA256 = function (message, options) { - var digestbytes = util.wordsToBytes(SHA256._sha256(message)); - return options && options.asBytes ? digestbytes : - options && options.asString ? Binary.bytesToString(digestbytes) : - util.bytesToHex(digestbytes); -}; - -// The core -SHA256._sha256 = function (message) { - - // Convert to byte array - if (message.constructor == String) message = UTF8.stringToBytes(message); - /* else, assume byte array already */ - - var m = util.bytesToWords(message), - l = message.length * 8, - H = [ 0x6A09E667, 0xBB67AE85, 0x3C6EF372, 0xA54FF53A, - 0x510E527F, 0x9B05688C, 0x1F83D9AB, 0x5BE0CD19 ], - w = [], - a, b, c, d, e, f, g, h, i, j, - t1, t2; - - // Padding - m[l >> 5] |= 0x80 << (24 - l % 32); - m[((l + 64 >> 9) << 4) + 15] = l; - - for (var i = 0; i < m.length; i += 16) { - - a = H[0]; - b = H[1]; - c = H[2]; - d = H[3]; - e = H[4]; - f = H[5]; - g = H[6]; - h = H[7]; - - for (var j = 0; j < 64; j++) { - - if (j < 16) w[j] = m[j + i]; - else { - - var gamma0x = w[j - 15], - gamma1x = w[j - 2], - gamma0 = ((gamma0x << 25) | (gamma0x >>> 7)) ^ - ((gamma0x << 14) | (gamma0x >>> 18)) ^ - (gamma0x >>> 3), - gamma1 = ((gamma1x << 15) | (gamma1x >>> 17)) ^ - ((gamma1x << 13) | (gamma1x >>> 19)) ^ - (gamma1x >>> 10); - - w[j] = gamma0 + (w[j - 7] >>> 0) + - gamma1 + (w[j - 16] >>> 0); - - } - - var ch = e & f ^ ~e & g, - maj = a & b ^ a & c ^ b & c, - sigma0 = ((a << 30) | (a >>> 2)) ^ - ((a << 19) | (a >>> 13)) ^ - ((a << 10) | (a >>> 22)), - sigma1 = ((e << 26) | (e >>> 6)) ^ - ((e << 21) | (e >>> 11)) ^ - ((e << 7) | (e >>> 25)); - - - t1 = (h >>> 0) + sigma1 + ch + (K[j]) + (w[j] >>> 0); - t2 = sigma0 + maj; - - h = g; - g = f; - f = e; - e = d + t1; - d = c; - c = b; - b = a; - a = t1 + t2; - - } - - H[0] += a; - H[1] += b; - H[2] += c; - H[3] += d; - H[4] += e; - H[5] += f; - H[6] += g; - H[7] += h; - - } - - return H; - -}; - -// Package private blocksize -SHA256._blocksize = 16; - -})(); +/*! + * Crypto-JS v2.0.0 + * http://code.google.com/p/crypto-js/ + * Copyright (c) 2009, Jeff Mott. All rights reserved. + * http://code.google.com/p/crypto-js/wiki/License + */ + + // Convert a byte array to big-endian 32-bit words +var bytesToWords = function (bytes) { + for (var words = [], i = 0, b = 0; i < bytes.length; i++, b += 8) + words[b >>> 5] |= bytes[i] << (24 - b % 32); + return words; +}; + + // Convert big-endian 32-bit words to a byte array +var wordsToBytes = function (words) { + for (var bytes = [], b = 0; b < words.length * 32; b += 8) + bytes.push((words[b >>> 5] >>> (24 - b % 32)) & 0xFF); + return bytes; +}; + +var Crypto = require('./crypto'); + +// Shortcuts +var C = Crypto, + util = C.util, + charenc = C.charenc, + UTF8 = charenc.UTF8, + Binary = charenc.Binary; + +// Constants +var K = [ 0x428A2F98, 0x71374491, 0xB5C0FBCF, 0xE9B5DBA5, + 0x3956C25B, 0x59F111F1, 0x923F82A4, 0xAB1C5ED5, + 0xD807AA98, 0x12835B01, 0x243185BE, 0x550C7DC3, + 0x72BE5D74, 0x80DEB1FE, 0x9BDC06A7, 0xC19BF174, + 0xE49B69C1, 0xEFBE4786, 0x0FC19DC6, 0x240CA1CC, + 0x2DE92C6F, 0x4A7484AA, 0x5CB0A9DC, 0x76F988DA, + 0x983E5152, 0xA831C66D, 0xB00327C8, 0xBF597FC7, + 0xC6E00BF3, 0xD5A79147, 0x06CA6351, 0x14292967, + 0x27B70A85, 0x2E1B2138, 0x4D2C6DFC, 0x53380D13, + 0x650A7354, 0x766A0ABB, 0x81C2C92E, 0x92722C85, + 0xA2BFE8A1, 0xA81A664B, 0xC24B8B70, 0xC76C51A3, + 0xD192E819, 0xD6990624, 0xF40E3585, 0x106AA070, + 0x19A4C116, 0x1E376C08, 0x2748774C, 0x34B0BCB5, + 0x391C0CB3, 0x4ED8AA4A, 0x5B9CCA4F, 0x682E6FF3, + 0x748F82EE, 0x78A5636F, 0x84C87814, 0x8CC70208, + 0x90BEFFFA, 0xA4506CEB, 0xBEF9A3F7, 0xC67178F2 ]; + +// Public API +var SHA256 = C.SHA256 = function (message, options) { + var digestbytes = wordsToBytes(SHA256._sha256(message)); + return options && options.asBytes ? digestbytes : + options && options.asString ? Binary.bytesToString(digestbytes) : + util.bytesToHex(digestbytes); +}; + +// The core +SHA256._sha256 = function (message) { + + // Convert to byte array + if (message.constructor == String) message = UTF8.stringToBytes(message); + /* else, assume byte array already */ + + var m = bytesToWords(message), + l = message.length * 8, + H = [ 0x6A09E667, 0xBB67AE85, 0x3C6EF372, 0xA54FF53A, + 0x510E527F, 0x9B05688C, 0x1F83D9AB, 0x5BE0CD19 ], + w = [], + a, b, c, d, e, f, g, h, i, j, + t1, t2; + + // Padding + m[l >> 5] |= 0x80 << (24 - l % 32); + m[((l + 64 >> 9) << 4) + 15] = l; + + for (var i = 0; i < m.length; i += 16) { + + a = H[0]; + b = H[1]; + c = H[2]; + d = H[3]; + e = H[4]; + f = H[5]; + g = H[6]; + h = H[7]; + + for (var j = 0; j < 64; j++) { + + if (j < 16) w[j] = m[j + i]; + else { + + var gamma0x = w[j - 15], + gamma1x = w[j - 2], + gamma0 = ((gamma0x << 25) | (gamma0x >>> 7)) ^ + ((gamma0x << 14) | (gamma0x >>> 18)) ^ + (gamma0x >>> 3), + gamma1 = ((gamma1x << 15) | (gamma1x >>> 17)) ^ + ((gamma1x << 13) | (gamma1x >>> 19)) ^ + (gamma1x >>> 10); + + w[j] = gamma0 + (w[j - 7] >>> 0) + + gamma1 + (w[j - 16] >>> 0); + + } + + var ch = e & f ^ ~e & g, + maj = a & b ^ a & c ^ b & c, + sigma0 = ((a << 30) | (a >>> 2)) ^ + ((a << 19) | (a >>> 13)) ^ + ((a << 10) | (a >>> 22)), + sigma1 = ((e << 26) | (e >>> 6)) ^ + ((e << 21) | (e >>> 11)) ^ + ((e << 7) | (e >>> 25)); + + + t1 = (h >>> 0) + sigma1 + ch + (K[j]) + (w[j] >>> 0); + t2 = sigma0 + maj; + + h = g; + g = f; + f = e; + e = d + t1; + d = c; + c = b; + b = a; + a = t1 + t2; + + } + + H[0] += a; + H[1] += b; + H[2] += c; + H[3] += d; + H[4] += e; + H[5] += f; + H[6] += g; + H[7] += h; + + } + + return H; + +}; + +// Package private blocksize +SHA256._blocksize = 16; + +module.exports = SHA256; diff --git a/src/ecdsa.js b/src/ecdsa.js index a2497bf..3f6877f 100644 --- a/src/ecdsa.js +++ b/src/ecdsa.js @@ -1,475 +1,290 @@ -function integerToBytes(i, len) { - var bytes = i.toByteArrayUnsigned(); +var sec = require('./jsbn/sec'); +var util = require('./util'); +var SecureRandom = require('./jsbn/rng'); +var BigInteger = require('./jsbn/jsbn'); - if (len < bytes.length) { - bytes = bytes.slice(bytes.length-len); - } else while (len > bytes.length) { - bytes.unshift(0); - } +var ECPointFp = require('./jsbn/ec').ECPointFp; - return bytes; -}; +var rng = new SecureRandom(); +var ecparams = sec("secp256k1"); +var P_OVER_FOUR = null; -ECFieldElementFp.prototype.getByteLength = function () { - return Math.floor((this.toBigInteger().bitLength() + 7) / 8); -}; +function implShamirsTrick(P, k, Q, l) +{ + var m = Math.max(k.bitLength(), l.bitLength()); + var Z = P.add2D(Q); + var R = P.curve.getInfinity(); -ECPointFp.prototype.getEncoded = function (compressed) { - var x = this.getX().toBigInteger(); - var y = this.getY().toBigInteger(); + for (var i = m - 1; i >= 0; --i) { + R = R.twice2D(); - // Get value as a 32-byte Buffer - // Fixed length based on a patch by bitaddress.org and Casascius - var enc = integerToBytes(x, 32); + R.z = BigInteger.ONE; - if (compressed) { - if (y.isEven()) { - // Compressed even pubkey - // M = 02 || X - enc.unshift(0x02); + if (k.testBit(i)) { + if (l.testBit(i)) { + R = R.add2D(Z); + } else { + R = R.add2D(P); + } } else { - // Compressed uneven pubkey - // M = 03 || X - enc.unshift(0x03); + if (l.testBit(i)) { + R = R.add2D(Q); + } } - } else { - // Uncompressed pubkey - // M = 04 || X || Y - enc.unshift(0x04); - enc = enc.concat(integerToBytes(y, 32)); } - return enc; -}; - -ECPointFp.decodeFrom = function (curve, enc) { - var type = enc[0]; - var dataLen = enc.length-1; - - // Extract x and y as byte arrays - var xBa = enc.slice(1, 1 + dataLen/2); - var yBa = enc.slice(1 + dataLen/2, 1 + dataLen); - - // Prepend zero byte to prevent interpretation as negative integer - xBa.unshift(0); - yBa.unshift(0); - - // Convert to BigIntegers - var x = new BigInteger(xBa); - var y = new BigInteger(yBa); - // Return point - return new ECPointFp(curve, curve.fromBigInteger(x), curve.fromBigInteger(y)); + return R; }; -ECPointFp.prototype.add2D = function (b) { - if(this.isInfinity()) return b; - if(b.isInfinity()) return this; - - if (this.x.equals(b.x)) { - if (this.y.equals(b.y)) { - // this = b, i.e. this must be doubled - return this.twice(); +var ECDSA = { + getBigRandom: function (limit) { + return new BigInteger(limit.bitLength(), rng) + .mod(limit.subtract(BigInteger.ONE)) + .add(BigInteger.ONE) + ; + }, + sign: function (hash, priv) { + var d = priv; + var n = ecparams.getN(); + var e = BigInteger.fromByteArrayUnsigned(hash); + + do { + var k = ECDSA.getBigRandom(n); + var G = ecparams.getG(); + var Q = G.multiply(k); + var r = Q.getX().toBigInteger().mod(n); + } while (r.compareTo(BigInteger.ZERO) <= 0); + + var s = k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n); + + return ECDSA.serializeSig(r, s); + }, + + verify: function (hash, sig, pubkey) { + var r,s; + if (util.isArray(sig)) { + var obj = ECDSA.parseSig(sig); + r = obj.r; + s = obj.s; + } else if ("object" === typeof sig && sig.r && sig.s) { + r = sig.r; + s = sig.s; + } else { + throw "Invalid value for signature"; } - // this = -b, i.e. the result is the point at infinity - return this.curve.getInfinity(); - } - - var x_x = b.x.subtract(this.x); - var y_y = b.y.subtract(this.y); - var gamma = y_y.divide(x_x); - - var x3 = gamma.square().subtract(this.x).subtract(b.x); - var y3 = gamma.multiply(this.x.subtract(x3)).subtract(this.y); - - return new ECPointFp(this.curve, x3, y3); -}; - -ECPointFp.prototype.twice2D = function () { - if (this.isInfinity()) return this; - if (this.y.toBigInteger().signum() == 0) { - // if y1 == 0, then (x1, y1) == (x1, -y1) - // and hence this = -this and thus 2(x1, y1) == infinity - return this.curve.getInfinity(); - } - - var TWO = this.curve.fromBigInteger(BigInteger.valueOf(2)); - var THREE = this.curve.fromBigInteger(BigInteger.valueOf(3)); - var gamma = this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO)); - - var x3 = gamma.square().subtract(this.x.multiply(TWO)); - var y3 = gamma.multiply(this.x.subtract(x3)).subtract(this.y); - - return new ECPointFp(this.curve, x3, y3); -}; - -ECPointFp.prototype.multiply2D = function (k) { - if(this.isInfinity()) return this; - if(k.signum() == 0) return this.curve.getInfinity(); - var e = k; - var h = e.multiply(new BigInteger("3")); - - var neg = this.negate(); - var R = this; - - var i; - for (i = h.bitLength() - 2; i > 0; --i) { - R = R.twice(); - - var hBit = h.testBit(i); - var eBit = e.testBit(i); - - if (hBit != eBit) { - R = R.add2D(hBit ? this : neg); + var Q; + if (pubkey instanceof ECPointFp) { + Q = pubkey; + } else if (util.isArray(pubkey)) { + Q = ECPointFp.decodeFrom(ecparams.getCurve(), pubkey); + } else { + throw "Invalid format for pubkey value, must be byte array or ECPointFp"; + } + var e = BigInteger.fromByteArrayUnsigned(hash); + + return ECDSA.verifyRaw(e, r, s, Q); + }, + + verifyRaw: function (e, r, s, Q) { + var n = ecparams.getN(); + var G = ecparams.getG(); + + if (r.compareTo(BigInteger.ONE) < 0 || + r.compareTo(n) >= 0) + return false; + + if (s.compareTo(BigInteger.ONE) < 0 || + s.compareTo(n) >= 0) + return false; + + var c = s.modInverse(n); + + var u1 = e.multiply(c).mod(n); + var u2 = r.multiply(c).mod(n); + + // TODO(!!!): For some reason Shamir's trick isn't working with + // signed message verification!? Probably an implementation + // error! + //var point = implShamirsTrick(G, u1, Q, u2); + var point = G.multiply(u1).add(Q.multiply(u2)); + + var v = point.getX().toBigInteger().mod(n); + + return v.equals(r); + }, + + /** + * Serialize a signature into DER format. + * + * Takes two BigIntegers representing r and s and returns a byte array. + */ + serializeSig: function (r, s) { + var rBa = r.toByteArraySigned(); + var sBa = s.toByteArraySigned(); + + var sequence = []; + sequence.push(0x02); // INTEGER + sequence.push(rBa.length); + sequence = sequence.concat(rBa); + + sequence.push(0x02); // INTEGER + sequence.push(sBa.length); + sequence = sequence.concat(sBa); + + sequence.unshift(sequence.length); + sequence.unshift(0x30); // SEQUENCE + + return sequence; + }, + + /** + * Parses a byte array containing a DER-encoded signature. + * + * This function will return an object of the form: + * + * { + * r: BigInteger, + * s: BigInteger + * } + */ + parseSig: function (sig) { + var cursor; + if (sig[0] != 0x30) + throw new Error("Signature not a valid DERSequence"); + + cursor = 2; + if (sig[cursor] != 0x02) + throw new Error("First element in signature must be a DERInteger");; + var rBa = sig.slice(cursor+2, cursor+2+sig[cursor+1]); + + cursor += 2+sig[cursor+1]; + if (sig[cursor] != 0x02) + throw new Error("Second element in signature must be a DERInteger"); + var sBa = sig.slice(cursor+2, cursor+2+sig[cursor+1]); + + cursor += 2+sig[cursor+1]; + + //if (cursor != sig.length) + // throw new Error("Extra bytes in signature"); + + var r = BigInteger.fromByteArrayUnsigned(rBa); + var s = BigInteger.fromByteArrayUnsigned(sBa); + + return {r: r, s: s}; + }, + + parseSigCompact: function (sig) { + if (sig.length !== 65) { + throw "Signature has the wrong length"; } - } - - return R; -}; - -ECPointFp.prototype.isOnCurve = function () { - var x = this.getX().toBigInteger(); - var y = this.getY().toBigInteger(); - var a = this.curve.getA().toBigInteger(); - var b = this.curve.getB().toBigInteger(); - var n = this.curve.getQ(); - var lhs = y.multiply(y).mod(n); - var rhs = x.multiply(x).multiply(x) - .add(a.multiply(x)).add(b).mod(n); - return lhs.equals(rhs); -}; -ECPointFp.prototype.toString = function () { - return '('+this.getX().toBigInteger().toString()+','+ - this.getY().toBigInteger().toString()+')'; -}; + // Signature is prefixed with a type byte storing three bits of + // information. + var i = sig[0] - 27; + if (i < 0 || i > 7) { + throw "Invalid signature type"; + } -/** - * Validate an elliptic curve point. - * - * See SEC 1, section 3.2.2.1: Elliptic Curve Public Key Validation Primitive - */ -ECPointFp.prototype.validate = function () { - var n = this.curve.getQ(); - - // Check Q != O - if (this.isInfinity()) { - throw new Error("Point is at infinity."); - } + var n = ecparams.getN(); + var r = BigInteger.fromByteArrayUnsigned(sig.slice(1, 33)).mod(n); + var s = BigInteger.fromByteArrayUnsigned(sig.slice(33, 65)).mod(n); + + return {r: r, s: s, i: i}; + }, + + /** + * Recover a public key from a signature. + * + * See SEC 1: Elliptic Curve Cryptography, section 4.1.6, "Public + * Key Recovery Operation". + * + * http://www.secg.org/download/aid-780/sec1-v2.pdf + */ + recoverPubKey: function (r, s, hash, i) { + // The recovery parameter i has two bits. + i = i & 3; + + // The less significant bit specifies whether the y coordinate + // of the compressed point is even or not. + var isYEven = i & 1; + + // The more significant bit specifies whether we should use the + // first or second candidate key. + var isSecondKey = i >> 1; + + var n = ecparams.getN(); + var G = ecparams.getG(); + var curve = ecparams.getCurve(); + var p = curve.getQ(); + var a = curve.getA().toBigInteger(); + var b = curve.getB().toBigInteger(); + + // We precalculate (p + 1) / 4 where p is if the field order + if (!P_OVER_FOUR) { + P_OVER_FOUR = p.add(BigInteger.ONE).divide(BigInteger.valueOf(4)); + } - // Check coordinate bounds - var x = this.getX().toBigInteger(); - var y = this.getY().toBigInteger(); - if (x.compareTo(BigInteger.ONE) < 0 || - x.compareTo(n.subtract(BigInteger.ONE)) > 0) { - throw new Error('x coordinate out of bounds'); - } - if (y.compareTo(BigInteger.ONE) < 0 || - y.compareTo(n.subtract(BigInteger.ONE)) > 0) { - throw new Error('y coordinate out of bounds'); - } + // 1.1 Compute x + var x = isSecondKey ? r.add(n) : r; - // Check y^2 = x^3 + ax + b (mod n) - if (!this.isOnCurve()) { - throw new Error("Point is not on the curve."); - } + // 1.3 Convert x to point + var alpha = x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p); + var beta = alpha.modPow(P_OVER_FOUR, p); - // Check nQ = 0 (Q is a scalar multiple of G) - if (this.multiply(n).isInfinity()) { - // TODO: This check doesn't work - fix. - throw new Error("Point is not a scalar multiple of G."); - } + var xorOdd = beta.isEven() ? (i % 2) : ((i+1) % 2); + // If beta is even, but y isn't or vice versa, then convert it, + // otherwise we're done and y == beta. + var y = (beta.isEven() ? !isYEven : isYEven) ? beta : p.subtract(beta); - return true; -}; + // 1.4 Check that nR is at infinity + var R = new ECPointFp(curve, + curve.fromBigInteger(x), + curve.fromBigInteger(y)); + R.validate(); -function dmp(v) { - if (!(v instanceof BigInteger)) v = v.toBigInteger(); - return Crypto.util.bytesToHex(v.toByteArrayUnsigned()); -}; + // 1.5 Compute e from M + var e = BigInteger.fromByteArrayUnsigned(hash); + var eNeg = BigInteger.ZERO.subtract(e).mod(n); -Bitcoin.ECDSA = (function () { - var ecparams = getSECCurveByName("secp256k1"); - var rng = new SecureRandom(); + // 1.6 Compute Q = r^-1 (sR - eG) + var rInv = r.modInverse(n); + var Q = implShamirsTrick(R, s, G, eNeg).multiply(rInv); - var P_OVER_FOUR = null; + Q.validate(); + if (!ECDSA.verifyRaw(e, r, s, Q)) { + throw "Pubkey recovery unsuccessful"; + } - function implShamirsTrick(P, k, Q, l) + var pubKey = new Bitcoin.ECKey(); + pubKey.pub = Q; + return pubKey; + }, + + /** + * Calculate pubkey extraction parameter. + * + * When extracting a pubkey from a signature, we have to + * distinguish four different cases. Rather than putting this + * burden on the verifier, Bitcoin includes a 2-bit value with the + * signature. + * + * This function simply tries all four cases and returns the value + * that resulted in a successful pubkey recovery. + */ + calcPubkeyRecoveryParam: function (address, r, s, hash) { - var m = Math.max(k.bitLength(), l.bitLength()); - var Z = P.add2D(Q); - var R = P.curve.getInfinity(); - - for (var i = m - 1; i >= 0; --i) { - R = R.twice2D(); - - R.z = BigInteger.ONE; - - if (k.testBit(i)) { - if (l.testBit(i)) { - R = R.add2D(Z); - } else { - R = R.add2D(P); + for (var i = 0; i < 4; i++) { + try { + var pubkey = Bitcoin.ECDSA.recoverPubKey(r, s, hash, i); + if (pubkey.getBitcoinAddress().toString() == address) { + return i; } - } else { - if (l.testBit(i)) { - R = R.add2D(Q); - } - } + } catch (e) {} } + throw "Unable to find valid recovery factor"; + } +}; - return R; - }; - - var ECDSA = { - getBigRandom: function (limit) { - return new BigInteger(limit.bitLength(), rng) - .mod(limit.subtract(BigInteger.ONE)) - .add(BigInteger.ONE) - ; - }, - sign: function (hash, priv) { - var d = priv; - var n = ecparams.getN(); - var e = BigInteger.fromByteArrayUnsigned(hash); - - do { - var k = ECDSA.getBigRandom(n); - var G = ecparams.getG(); - var Q = G.multiply(k); - var r = Q.getX().toBigInteger().mod(n); - } while (r.compareTo(BigInteger.ZERO) <= 0); - - var s = k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n); - - return ECDSA.serializeSig(r, s); - }, - - verify: function (hash, sig, pubkey) { - var r,s; - if (Bitcoin.Util.isArray(sig)) { - var obj = ECDSA.parseSig(sig); - r = obj.r; - s = obj.s; - } else if ("object" === typeof sig && sig.r && sig.s) { - r = sig.r; - s = sig.s; - } else { - throw "Invalid value for signature"; - } - - var Q; - if (pubkey instanceof ECPointFp) { - Q = pubkey; - } else if (Bitcoin.Util.isArray(pubkey)) { - Q = ECPointFp.decodeFrom(ecparams.getCurve(), pubkey); - } else { - throw "Invalid format for pubkey value, must be byte array or ECPointFp"; - } - var e = BigInteger.fromByteArrayUnsigned(hash); - - return ECDSA.verifyRaw(e, r, s, Q); - }, - - verifyRaw: function (e, r, s, Q) { - var n = ecparams.getN(); - var G = ecparams.getG(); - - if (r.compareTo(BigInteger.ONE) < 0 || - r.compareTo(n) >= 0) - return false; - - if (s.compareTo(BigInteger.ONE) < 0 || - s.compareTo(n) >= 0) - return false; - - var c = s.modInverse(n); - - var u1 = e.multiply(c).mod(n); - var u2 = r.multiply(c).mod(n); - - // TODO(!!!): For some reason Shamir's trick isn't working with - // signed message verification!? Probably an implementation - // error! - //var point = implShamirsTrick(G, u1, Q, u2); - var point = G.multiply(u1).add(Q.multiply(u2)); - - var v = point.getX().toBigInteger().mod(n); - - return v.equals(r); - }, - - /** - * Serialize a signature into DER format. - * - * Takes two BigIntegers representing r and s and returns a byte array. - */ - serializeSig: function (r, s) { - var rBa = r.toByteArraySigned(); - var sBa = s.toByteArraySigned(); - - var sequence = []; - sequence.push(0x02); // INTEGER - sequence.push(rBa.length); - sequence = sequence.concat(rBa); - - sequence.push(0x02); // INTEGER - sequence.push(sBa.length); - sequence = sequence.concat(sBa); - - sequence.unshift(sequence.length); - sequence.unshift(0x30); // SEQUENCE - - return sequence; - }, - - /** - * Parses a byte array containing a DER-encoded signature. - * - * This function will return an object of the form: - * - * { - * r: BigInteger, - * s: BigInteger - * } - */ - parseSig: function (sig) { - var cursor; - if (sig[0] != 0x30) - throw new Error("Signature not a valid DERSequence"); - - cursor = 2; - if (sig[cursor] != 0x02) - throw new Error("First element in signature must be a DERInteger");; - var rBa = sig.slice(cursor+2, cursor+2+sig[cursor+1]); - - cursor += 2+sig[cursor+1]; - if (sig[cursor] != 0x02) - throw new Error("Second element in signature must be a DERInteger"); - var sBa = sig.slice(cursor+2, cursor+2+sig[cursor+1]); - - cursor += 2+sig[cursor+1]; - - //if (cursor != sig.length) - // throw new Error("Extra bytes in signature"); - - var r = BigInteger.fromByteArrayUnsigned(rBa); - var s = BigInteger.fromByteArrayUnsigned(sBa); - - return {r: r, s: s}; - }, - - parseSigCompact: function (sig) { - if (sig.length !== 65) { - throw "Signature has the wrong length"; - } - - // Signature is prefixed with a type byte storing three bits of - // information. - var i = sig[0] - 27; - if (i < 0 || i > 7) { - throw "Invalid signature type"; - } - - var n = ecparams.getN(); - var r = BigInteger.fromByteArrayUnsigned(sig.slice(1, 33)).mod(n); - var s = BigInteger.fromByteArrayUnsigned(sig.slice(33, 65)).mod(n); - - return {r: r, s: s, i: i}; - }, - - /** - * Recover a public key from a signature. - * - * See SEC 1: Elliptic Curve Cryptography, section 4.1.6, "Public - * Key Recovery Operation". - * - * http://www.secg.org/download/aid-780/sec1-v2.pdf - */ - recoverPubKey: function (r, s, hash, i) { - // The recovery parameter i has two bits. - i = i & 3; - - // The less significant bit specifies whether the y coordinate - // of the compressed point is even or not. - var isYEven = i & 1; - - // The more significant bit specifies whether we should use the - // first or second candidate key. - var isSecondKey = i >> 1; - - var n = ecparams.getN(); - var G = ecparams.getG(); - var curve = ecparams.getCurve(); - var p = curve.getQ(); - var a = curve.getA().toBigInteger(); - var b = curve.getB().toBigInteger(); - - // We precalculate (p + 1) / 4 where p is if the field order - if (!P_OVER_FOUR) { - P_OVER_FOUR = p.add(BigInteger.ONE).divide(BigInteger.valueOf(4)); - } - - // 1.1 Compute x - var x = isSecondKey ? r.add(n) : r; - - // 1.3 Convert x to point - var alpha = x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p); - var beta = alpha.modPow(P_OVER_FOUR, p); - - var xorOdd = beta.isEven() ? (i % 2) : ((i+1) % 2); - // If beta is even, but y isn't or vice versa, then convert it, - // otherwise we're done and y == beta. - var y = (beta.isEven() ? !isYEven : isYEven) ? beta : p.subtract(beta); - - // 1.4 Check that nR is at infinity - var R = new ECPointFp(curve, - curve.fromBigInteger(x), - curve.fromBigInteger(y)); - R.validate(); - - // 1.5 Compute e from M - var e = BigInteger.fromByteArrayUnsigned(hash); - var eNeg = BigInteger.ZERO.subtract(e).mod(n); - - // 1.6 Compute Q = r^-1 (sR - eG) - var rInv = r.modInverse(n); - var Q = implShamirsTrick(R, s, G, eNeg).multiply(rInv); - - Q.validate(); - if (!ECDSA.verifyRaw(e, r, s, Q)) { - throw "Pubkey recovery unsuccessful"; - } - - var pubKey = new Bitcoin.ECKey(); - pubKey.pub = Q; - return pubKey; - }, - - /** - * Calculate pubkey extraction parameter. - * - * When extracting a pubkey from a signature, we have to - * distinguish four different cases. Rather than putting this - * burden on the verifier, Bitcoin includes a 2-bit value with the - * signature. - * - * This function simply tries all four cases and returns the value - * that resulted in a successful pubkey recovery. - */ - calcPubkeyRecoveryParam: function (address, r, s, hash) - { - for (var i = 0; i < 4; i++) { - try { - var pubkey = Bitcoin.ECDSA.recoverPubKey(r, s, hash, i); - if (pubkey.getBitcoinAddress().toString() == address) { - return i; - } - } catch (e) {} - } - throw "Unable to find valid recovery factor"; - } - }; +module.exports = ECDSA; - return ECDSA; -})(); diff --git a/src/eckey.js b/src/eckey.js index a01367b..a7914d9 100644 --- a/src/eckey.js +++ b/src/eckey.js @@ -1,131 +1,176 @@ -Bitcoin.ECKey = (function () { - var ECDSA = Bitcoin.ECDSA; - var ecparams = getSECCurveByName("secp256k1"); - var rng = new SecureRandom(); - - var ECKey = function (input) { - if (!input) { - // Generate new key - var n = ecparams.getN(); - this.priv = ECDSA.getBigRandom(n); - } else if (input instanceof BigInteger) { - // Input is a private key value - this.priv = input; - } else if (Bitcoin.Util.isArray(input)) { - // Prepend zero byte to prevent interpretation as negative integer - this.priv = BigInteger.fromByteArrayUnsigned(input); - } else if ("string" == typeof input) { - if (input.length == 51 && input[0] == '5') { - // Base58 encoded private key - this.priv = BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input)); - } else { - // Prepend zero byte to prevent interpretation as negative integer - this.priv = BigInteger.fromByteArrayUnsigned(Crypto.util.base64ToBytes(input)); - } +var BigInteger = require('./jsbn/jsbn'); +var sec = require('./jsbn/sec'); +var base58 = require('./base58'); +var Crypto = require('./crypto-js/crypto'); +var util = require('./util'); +var conv = require('./convert'); +var Address = require('./address'); +var ecdsa = require('./ecdsa'); + +var ecparams = sec("secp256k1"); + +// input can be nothing, array of bytes, hex string, or base58 string +var ECKey = function (input) { + if (!(this instanceof ECKey)) { + return new ECKey(input); + } + + this.compressed = !!ECKey.compressByDefault; + + if (!input) { + // Generate new key + var n = ecparams.getN(); + this.priv = ecdsa.getBigRandom(n); + } else if (input instanceof BigInteger) { + // Input is a private key value + this.priv = input; + } else if (util.isArray(input)) { + // Prepend zero byte to prevent interpretation as negative integer + this.priv = BigInteger.fromByteArrayUnsigned(input); + this.compressed = false; + } else if ("string" == typeof input) { + if (input.length == 51 && input[0] == '5') { + // Base58 encoded private key + this.priv = BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input)); + this.compressed = false; } - this.compressed = !!ECKey.compressByDefault; - }; - - /** - * Whether public keys should be returned compressed by default. - */ - ECKey.compressByDefault = false; - - /** - * Set whether the public key should be returned compressed or not. - */ - ECKey.prototype.setCompressed = function (v) { - this.compressed = !!v; - }; - - /** - * Return public key in DER encoding. - */ - ECKey.prototype.getPub = function () { - return this.getPubPoint().getEncoded(this.compressed); - }; - - /** - * Return public point as ECPoint object. - */ - ECKey.prototype.getPubPoint = function () { - if (!this.pub) this.pub = ecparams.getG().multiply(this.priv); - - return this.pub; - }; - - /** - * Get the pubKeyHash for this key. - * - * This is calculated as RIPE160(SHA256([encoded pubkey])) and returned as - * a byte array. - */ - ECKey.prototype.getPubKeyHash = function () { - if (this.pubKeyHash) return this.pubKeyHash; - - return this.pubKeyHash = Bitcoin.Util.sha256ripe160(this.getPub()); - }; - - ECKey.prototype.getBitcoinAddress = function () { - var hash = this.getPubKeyHash(); - var addr = new Bitcoin.Address(hash); - return addr; - }; - - ECKey.prototype.getExportedPrivateKey = function () { - var hash = this.priv.toByteArrayUnsigned(); - while (hash.length < 32) hash.unshift(0); - hash.unshift(0x80); - var checksum = Crypto.SHA256(Crypto.SHA256(hash, {asBytes: true}), {asBytes: true}); - var bytes = hash.concat(checksum.slice(0,4)); - return Bitcoin.Base58.encode(bytes); - }; - - ECKey.prototype.setPub = function (pub) { - this.pub = ECPointFp.decodeFrom(ecparams.getCurve(), pub); - }; - - ECKey.prototype.toString = function (format) { - if (format === "base64") { - return Crypto.util.bytesToBase64(this.priv.toByteArrayUnsigned()); + else if (input.length == 52 && (input[0] === 'K' || input[0] === 'L')) { + // Base58 encoded private key + this.priv = BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input)); + this.compressed = true; } else { - return Crypto.util.bytesToHex(this.priv.toByteArrayUnsigned()); - } - }; - - ECKey.prototype.sign = function (hash) { - return ECDSA.sign(hash, this.priv); - }; - - ECKey.prototype.verify = function (hash, sig) { - return ECDSA.verify(hash, sig, this.getPub()); - }; - - /** - * Parse an exported private key contained in a string. - */ - ECKey.decodeString = function (string) { - var bytes = Bitcoin.Base58.decode(string); - - var hash = bytes.slice(0, 33); - - var checksum = Crypto.SHA256(Crypto.SHA256(hash, {asBytes: true}), {asBytes: true}); - - if (checksum[0] != bytes[33] || - checksum[1] != bytes[34] || - checksum[2] != bytes[35] || - checksum[3] != bytes[36]) { - throw "Checksum validation failed!"; - } - - var version = hash.shift(); - - if (version != 0x80) { - throw "Version "+version+" not supported!"; + // hex string? + // //wtf is base64 here for? + // Prepend zero byte to prevent interpretation as negative integer + this.priv = BigInteger.fromByteArrayUnsigned(conv.base64ToBytes(input)); } - - return hash; - }; - - return ECKey; -})(); + } +}; + +// TODO(shtylman) methods +// wallet import format (base58 check with meta info) +// fromWIF +// toWIF +// fromBytes +// toBytes +// fromHex +// toHex + +/** + * Whether public keys should be returned compressed by default. + */ +ECKey.compressByDefault = false; + +/** + * Set whether the public key should be returned compressed or not. + */ +ECKey.prototype.setCompressed = function (v) { + this.compressed = !!v; +}; + +/** + * Return public key in DER encoding. + */ +ECKey.prototype.getPub = function () { + return this.getPubPoint().getEncoded(this.compressed); +}; + +/** + * Return public point as ECPoint object. + */ +ECKey.prototype.getPubPoint = function () { + if (!this.pub) this.pub = ecparams.getG().multiply(this.priv); + + return this.pub; +}; + +/** + * Get the pubKeyHash for this key. + * + * This is calculated as RIPE160(SHA256([encoded pubkey])) and returned as + * a byte array. + */ +ECKey.prototype.getPubKeyHash = function () { + if (this.pubKeyHash) return this.pubKeyHash; + + return this.pubKeyHash = util.sha256ripe160(this.getPub()); +}; + +ECKey.prototype.getBitcoinAddress = function () { + var hash = this.getPubKeyHash(); + var addr = new Address(hash); + return addr; +}; + +ECKey.prototype.getExportedPrivateKey = function () { + var hash = this.priv.toByteArrayUnsigned(); + while (hash.length < 32) hash.unshift(0); + hash.unshift(0x80); + var checksum = Crypto.SHA256(Crypto.SHA256(hash, {asBytes: true}), {asBytes: true}); + var bytes = hash.concat(checksum.slice(0,4)); + return Bitcoin.Base58.encode(bytes); +}; + +ECKey.prototype.setPub = function (pub) { + this.pub = ECPointFp.decodeFrom(ecparams.getCurve(), pub); +}; + +ECKey.prototype.toString = function (format) { + if (format === "base64") { + return conv.bytesToBase64(this.priv.toByteArrayUnsigned()); + } else { + return Crypto.util.bytesToHex(this.priv.toByteArrayUnsigned()); + } +}; + +ECKey.prototype.sign = function (hash) { + return ecdsa.sign(hash, this.priv); +}; + +ECKey.prototype.verify = function (hash, sig) { + return ecdsa.verify(hash, sig, this.getPub()); +}; + +/** + * Parse an exported private key contained in a string. + */ +ECKey.decodeString = function (string) { + var bytes = base58.decode(string); + + if (bytes.length !== 37 && bytes.length !== 38) { + throw new Error('not a valid base58 encoded private key'); + } + + //Format: + //* uncompressed: 0x80 + [32-byte secret] + [4 bytes of Hash() of + //previous 33 bytes], base58 encoded + //* compressed: 0x80 + [32-byte secret] + 0x01 + [4 bytes of Hash() + //previous 34 bytes], base58 encoded + + if (bytes[33] === 0x01) { + // compressed + } + + var hash = bytes.slice(0, 33); + + /* + var checksum = Crypto.SHA256(Crypto.SHA256(hash, {asBytes: true}), {asBytes: true}); + + if (checksum[0] != bytes[33] || + checksum[1] != bytes[34] || + checksum[2] != bytes[35] || + checksum[3] != bytes[36]) { + throw "Checksum validation failed!"; + } + */ + + var version = hash.shift(); + + if (version != 0x80) { + throw "Version "+version+" not supported!"; + } + + return hash; +}; + +module.exports = ECKey; diff --git a/src/index.js b/src/index.js new file mode 100644 index 0000000..7b7443e --- /dev/null +++ b/src/index.js @@ -0,0 +1,46 @@ +// Bit-wise rotate left +var rotl = function (n, b) { + return (n << b) | (n >>> (32 - b)); +}; + +// Bit-wise rotate right +var rotr = function (n, b) { + return (n << (32 - b)) | (n >>> b); +}; + +// Swap big-endian to little-endian and vice versa +var endian = function (n) { + // If number given, swap endian + if (n.constructor == Number) { + return rotl(n, 8) & 0x00FF00FF | rotl(n, 24) & 0xFF00FF00; + } + + // Else, assume array and swap all items + for (var i = 0; i < n.length; i++) { + n[i] = endian(n[i]); + } + return n; +} + +module.exports = { + Address: require('./address'), + Key: require('./eckey'), + BigInteger: require('./jsbn/jsbn'), + Script: require('./script'), + Opcode: require('./opcode'), + Transaction: require('./transaction').Transaction, + TransactionIn: require('./transaction').TransactionIn, + TransactionOut: require('./transaction').TransactionOut, + ECPointFp: require('./jsbn/ec').ECPointFp, + Wallet: require('./wallet'), + + ecdsa: require('./ecdsa'), + + // base58 encoding/decoding to bytes + base58: require('./base58'), + + // conversions + convert: require('./convert'), + + endian: endian +} diff --git a/src/jsbn/ec.js b/src/jsbn/ec.js index 43ded3e..6c9fbe1 100644 --- a/src/jsbn/ec.js +++ b/src/jsbn/ec.js @@ -2,7 +2,7 @@ // Ported loosely from BouncyCastle's Java EC code // Only Fp curves implemented for now -// Requires jsbn.js and jsbn2.js +var BigInteger = require('./jsbn'); // ---------------- // ECFieldElementFp @@ -314,3 +314,194 @@ ECCurveFp.prototype.equals = curveFpEquals; ECCurveFp.prototype.getInfinity = curveFpGetInfinity; ECCurveFp.prototype.fromBigInteger = curveFpFromBigInteger; ECCurveFp.prototype.decodePointHex = curveFpDecodePointHex; + +// prepends 0 if bytes < len +// cuts off start if bytes > len +function integerToBytes(i, len) { + var bytes = i.toByteArrayUnsigned(); + + if (len < bytes.length) { + bytes = bytes.slice(bytes.length-len); + } else while (len > bytes.length) { + bytes.unshift(0); + } + + return bytes; +}; + +ECFieldElementFp.prototype.getByteLength = function () { + return Math.floor((this.toBigInteger().bitLength() + 7) / 8); +}; + +ECPointFp.prototype.getEncoded = function (compressed) { + var x = this.getX().toBigInteger(); + var y = this.getY().toBigInteger(); + + // Get value as a 32-byte Buffer + // Fixed length based on a patch by bitaddress.org and Casascius + var enc = integerToBytes(x, 32); + + if (compressed) { + if (y.isEven()) { + // Compressed even pubkey + // M = 02 || X + enc.unshift(0x02); + } else { + // Compressed uneven pubkey + // M = 03 || X + enc.unshift(0x03); + } + } else { + // Uncompressed pubkey + // M = 04 || X || Y + enc.unshift(0x04); + enc = enc.concat(integerToBytes(y, 32)); + } + return enc; +}; + +ECPointFp.decodeFrom = function (curve, enc) { + var type = enc[0]; + var dataLen = enc.length-1; + + // Extract x and y as byte arrays + var xBa = enc.slice(1, 1 + dataLen/2); + var yBa = enc.slice(1 + dataLen/2, 1 + dataLen); + + // Prepend zero byte to prevent interpretation as negative integer + xBa.unshift(0); + yBa.unshift(0); + + // Convert to BigIntegers + var x = new BigInteger(xBa); + var y = new BigInteger(yBa); + + // Return point + return new ECPointFp(curve, curve.fromBigInteger(x), curve.fromBigInteger(y)); +}; + +ECPointFp.prototype.add2D = function (b) { + if(this.isInfinity()) return b; + if(b.isInfinity()) return this; + + if (this.x.equals(b.x)) { + if (this.y.equals(b.y)) { + // this = b, i.e. this must be doubled + return this.twice(); + } + // this = -b, i.e. the result is the point at infinity + return this.curve.getInfinity(); + } + + var x_x = b.x.subtract(this.x); + var y_y = b.y.subtract(this.y); + var gamma = y_y.divide(x_x); + + var x3 = gamma.square().subtract(this.x).subtract(b.x); + var y3 = gamma.multiply(this.x.subtract(x3)).subtract(this.y); + + return new ECPointFp(this.curve, x3, y3); +}; + +ECPointFp.prototype.twice2D = function () { + if (this.isInfinity()) return this; + if (this.y.toBigInteger().signum() == 0) { + // if y1 == 0, then (x1, y1) == (x1, -y1) + // and hence this = -this and thus 2(x1, y1) == infinity + return this.curve.getInfinity(); + } + + var TWO = this.curve.fromBigInteger(BigInteger.valueOf(2)); + var THREE = this.curve.fromBigInteger(BigInteger.valueOf(3)); + var gamma = this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO)); + + var x3 = gamma.square().subtract(this.x.multiply(TWO)); + var y3 = gamma.multiply(this.x.subtract(x3)).subtract(this.y); + + return new ECPointFp(this.curve, x3, y3); +}; + +ECPointFp.prototype.multiply2D = function (k) { + if(this.isInfinity()) return this; + if(k.signum() == 0) return this.curve.getInfinity(); + + var e = k; + var h = e.multiply(new BigInteger("3")); + + var neg = this.negate(); + var R = this; + + var i; + for (i = h.bitLength() - 2; i > 0; --i) { + R = R.twice(); + + var hBit = h.testBit(i); + var eBit = e.testBit(i); + + if (hBit != eBit) { + R = R.add2D(hBit ? this : neg); + } + } + + return R; +}; + +ECPointFp.prototype.isOnCurve = function () { + var x = this.getX().toBigInteger(); + var y = this.getY().toBigInteger(); + var a = this.curve.getA().toBigInteger(); + var b = this.curve.getB().toBigInteger(); + var n = this.curve.getQ(); + var lhs = y.multiply(y).mod(n); + var rhs = x.multiply(x).multiply(x) + .add(a.multiply(x)).add(b).mod(n); + return lhs.equals(rhs); +}; + +ECPointFp.prototype.toString = function () { + return '('+this.getX().toBigInteger().toString()+','+ + this.getY().toBigInteger().toString()+')'; +}; + +/** + * Validate an elliptic curve point. + * + * See SEC 1, section 3.2.2.1: Elliptic Curve Public Key Validation Primitive + */ +ECPointFp.prototype.validate = function () { + var n = this.curve.getQ(); + + // Check Q != O + if (this.isInfinity()) { + throw new Error("Point is at infinity."); + } + + // Check coordinate bounds + var x = this.getX().toBigInteger(); + var y = this.getY().toBigInteger(); + if (x.compareTo(BigInteger.ONE) < 0 || + x.compareTo(n.subtract(BigInteger.ONE)) > 0) { + throw new Error('x coordinate out of bounds'); + } + if (y.compareTo(BigInteger.ONE) < 0 || + y.compareTo(n.subtract(BigInteger.ONE)) > 0) { + throw new Error('y coordinate out of bounds'); + } + + // Check y^2 = x^3 + ax + b (mod n) + if (!this.isOnCurve()) { + throw new Error("Point is not on the curve."); + } + + // Check nQ = 0 (Q is a scalar multiple of G) + if (this.multiply(n).isInfinity()) { + // TODO: This check doesn't work - fix. + throw new Error("Point is not a scalar multiple of G."); + } + + return true; +}; + + +module.exports = ECCurveFp; +module.exports.ECPointFp = ECPointFp; diff --git a/src/jsbn/jsbn.js b/src/jsbn/jsbn.js index 40bb9e2..6618f37 100644 --- a/src/jsbn/jsbn.js +++ b/src/jsbn/jsbn.js @@ -13,12 +13,19 @@ var j_lm = ((canary&0xffffff)==0xefcafe); // (public) Constructor function BigInteger(a,b,c) { - if(a != null) + if (!(this instanceof BigInteger)) { + return new BigInteger(a, b, c); + } + + if(a != null) { if("number" == typeof a) this.fromNumber(a,b,c); else if(b == null && "string" != typeof a) this.fromString(a,256); else this.fromString(a,b); + } } +var proto = BigInteger.prototype; + // return new, unset BigInteger function nbi() { return new BigInteger(null); } @@ -67,6 +74,12 @@ function am3(i,x,w,j,c,n) { } return c; } + +// wtf? +BigInteger.prototype.am = am1; +dbits = 26; + +/* if(j_lm && (navigator.appName == "Microsoft Internet Explorer")) { BigInteger.prototype.am = am2; dbits = 30; @@ -79,10 +92,11 @@ else { // Mozilla/Netscape seems to prefer am3 BigInteger.prototype.am = am3; dbits = 28; } +*/ BigInteger.prototype.DB = dbits; BigInteger.prototype.DM = ((1<= 0) { var x = (k==8)?s[i]&0xff:intAt(s,i); @@ -146,22 +162,22 @@ function bnpFromString(s,b) { } mi = false; if(sh == 0) - this[this.t++] = x; - else if(sh+k > this.DB) { - this[this.t-1] |= (x&((1<<(this.DB-sh))-1))<>(this.DB-sh)); + self[self.t++] = x; + else if(sh+k > self.DB) { + self[self.t-1] |= (x&((1<<(self.DB-sh))-1))<>(self.DB-sh)); } else - this[this.t-1] |= x<= this.DB) sh -= this.DB; + if(sh >= self.DB) sh -= self.DB; } if(k == 8 && (s[0]&0x80) != 0) { - this.s = -1; - if(sh > 0) this[this.t-1] |= ((1<<(this.DB-sh))-1)< 0) self[self.t-1] |= ((1<<(self.DB-sh))-1)< 0) { - if(p < this.DB && (d = this[i]>>p) > 0) { m = true; r = int2char(d); } + if(p < self.DB && (d = self[i]>>p) > 0) { m = true; r = int2char(d); } while(i >= 0) { if(p < k) { - d = (this[i]&((1<>(p+=this.DB-k); + d = (self[i]&((1<>(p+=self.DB-k); } else { - d = (this[i]>>(p-=k))&km; - if(p <= 0) { p += this.DB; --i; } + d = (self[i]>>(p-=k))&km; + if(p <= 0) { p += self.DB; --i; } } if(d > 0) m = true; if(m) r += int2char(d); @@ -252,67 +269,70 @@ function bnpDRShiftTo(n,r) { // (protected) r = this << n function bnpLShiftTo(n,r) { - var bs = n%this.DB; - var cbs = this.DB-bs; + var self = this; + var bs = n%self.DB; + var cbs = self.DB-bs; var bm = (1<= 0; --i) { - r[i+ds+1] = (this[i]>>cbs)|c; - c = (this[i]&bm)<= 0; --i) { + r[i+ds+1] = (self[i]>>cbs)|c; + c = (self[i]&bm)<= 0; --i) r[i] = 0; r[ds] = c; - r.t = this.t+ds+1; - r.s = this.s; + r.t = self.t+ds+1; + r.s = self.s; r.clamp(); } // (protected) r = this >> n function bnpRShiftTo(n,r) { - r.s = this.s; - var ds = Math.floor(n/this.DB); - if(ds >= this.t) { r.t = 0; return; } - var bs = n%this.DB; - var cbs = this.DB-bs; + var self = this; + r.s = self.s; + var ds = Math.floor(n/self.DB); + if(ds >= self.t) { r.t = 0; return; } + var bs = n%self.DB; + var cbs = self.DB-bs; var bm = (1<>bs; - for(var i = ds+1; i < this.t; ++i) { - r[i-ds-1] |= (this[i]&bm)<>bs; + r[0] = self[ds]>>bs; + for(var i = ds+1; i < self.t; ++i) { + r[i-ds-1] |= (self[i]&bm)<>bs; } - if(bs > 0) r[this.t-ds-1] |= (this.s&bm)< 0) r[self.t-ds-1] |= (self.s&bm)<>= this.DB; + c += self[i]-a[i]; + r[i++] = c&self.DM; + c >>= self.DB; } - if(a.t < this.t) { + if(a.t < self.t) { c -= a.s; - while(i < this.t) { - c += this[i]; - r[i++] = c&this.DM; - c >>= this.DB; + while(i < self.t) { + c += self[i]; + r[i++] = c&self.DM; + c >>= self.DB; } - c += this.s; + c += self.s; } else { - c += this.s; + c += self.s; while(i < a.t) { c -= a[i]; - r[i++] = c&this.DM; - c >>= this.DB; + r[i++] = c&self.DM; + c >>= self.DB; } c -= a.s; } r.s = (c<0)?-1:0; - if(c < -1) r[i++] = this.DV+c; + if(c < -1) r[i++] = self.DV+c; else if(c > 0) r[i++] = c; r.t = i; r.clamp(); @@ -351,24 +371,25 @@ function bnpSquareTo(r) { // (protected) divide this by m, quotient and remainder to q, r (HAC 14.20) // r != q, this != m. q or r may be null. function bnpDivRemTo(m,q,r) { + var self = this; var pm = m.abs(); if(pm.t <= 0) return; - var pt = this.abs(); + var pt = self.abs(); if(pt.t < pm.t) { if(q != null) q.fromInt(0); - if(r != null) this.copyTo(r); + if(r != null) self.copyTo(r); return; } if(r == null) r = nbi(); - var y = nbi(), ts = this.s, ms = m.s; - var nsh = this.DB-nbits(pm[pm.t-1]); // normalize modulus + var y = nbi(), ts = self.s, ms = m.s; + var nsh = self.DB-nbits(pm[pm.t-1]); // normalize modulus if(nsh > 0) { pm.lShiftTo(nsh,y); pt.lShiftTo(nsh,r); } else { pm.copyTo(y); pt.copyTo(r); } var ys = y.t; var y0 = y[ys-1]; if(y0 == 0) return; - var yt = y0*(1<1)?y[ys-2]>>this.F2:0); - var d1 = this.FV/yt, d2 = (1<1)?y[ys-2]>>self.F2:0); + var d1 = self.FV/yt, d2 = (1<= 0) { @@ -380,7 +401,7 @@ function bnpDivRemTo(m,q,r) { while(y.t < ys) y[y.t++] = 0; while(--j >= 0) { // Estimate quotient digit - var qd = (r[--i]==y0)?this.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2); + var qd = (r[--i]==y0)?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2); if((r[i]+=y.am(0,qd,r,j,0,ys)) < qd) { // Try it out y.dlShiftTo(j,t); r.subTo(t,r); @@ -529,31 +550,750 @@ function bnModPowInt(e,m) { } // protected -BigInteger.prototype.copyTo = bnpCopyTo; -BigInteger.prototype.fromInt = bnpFromInt; -BigInteger.prototype.fromString = bnpFromString; -BigInteger.prototype.clamp = bnpClamp; -BigInteger.prototype.dlShiftTo = bnpDLShiftTo; -BigInteger.prototype.drShiftTo = bnpDRShiftTo; -BigInteger.prototype.lShiftTo = bnpLShiftTo; -BigInteger.prototype.rShiftTo = bnpRShiftTo; -BigInteger.prototype.subTo = bnpSubTo; -BigInteger.prototype.multiplyTo = bnpMultiplyTo; -BigInteger.prototype.squareTo = bnpSquareTo; -BigInteger.prototype.divRemTo = bnpDivRemTo; -BigInteger.prototype.invDigit = bnpInvDigit; -BigInteger.prototype.isEven = bnpIsEven; -BigInteger.prototype.exp = bnpExp; +proto.copyTo = bnpCopyTo; +proto.fromInt = bnpFromInt; +proto.fromString = bnpFromString; +proto.clamp = bnpClamp; +proto.dlShiftTo = bnpDLShiftTo; +proto.drShiftTo = bnpDRShiftTo; +proto.lShiftTo = bnpLShiftTo; +proto.rShiftTo = bnpRShiftTo; +proto.subTo = bnpSubTo; +proto.multiplyTo = bnpMultiplyTo; +proto.squareTo = bnpSquareTo; +proto.divRemTo = bnpDivRemTo; +proto.invDigit = bnpInvDigit; +proto.isEven = bnpIsEven; +proto.exp = bnpExp; // public -BigInteger.prototype.toString = bnToString; -BigInteger.prototype.negate = bnNegate; -BigInteger.prototype.abs = bnAbs; -BigInteger.prototype.compareTo = bnCompareTo; -BigInteger.prototype.bitLength = bnBitLength; -BigInteger.prototype.mod = bnMod; -BigInteger.prototype.modPowInt = bnModPowInt; +proto.toString = bnToString; +proto.negate = bnNegate; +proto.abs = bnAbs; +proto.compareTo = bnCompareTo; +proto.bitLength = bnBitLength; +proto.mod = bnMod; +proto.modPowInt = bnModPowInt; + +//// jsbn2 + +function nbi() { return new BigInteger(null); } + +// (public) +function bnClone() { var r = nbi(); this.copyTo(r); return r; } + +// (public) return value as integer +function bnIntValue() { + if(this.s < 0) { + if(this.t == 1) return this[0]-this.DV; + else if(this.t == 0) return -1; + } + else if(this.t == 1) return this[0]; + else if(this.t == 0) return 0; + // assumes 16 < DB < 32 + return ((this[1]&((1<<(32-this.DB))-1))<>24; } + +// (public) return value as short (assumes DB>=16) +function bnShortValue() { return (this.t==0)?this.s:(this[0]<<16)>>16; } + +// (protected) return x s.t. r^x < DV +function bnpChunkSize(r) { return Math.floor(Math.LN2*this.DB/Math.log(r)); } + +// (public) 0 if this == 0, 1 if this > 0 +function bnSigNum() { + if(this.s < 0) return -1; + else if(this.t <= 0 || (this.t == 1 && this[0] <= 0)) return 0; + else return 1; +} + +// (protected) convert to radix string +function bnpToRadix(b) { + if(b == null) b = 10; + if(this.signum() == 0 || b < 2 || b > 36) return "0"; + var cs = this.chunkSize(b); + var a = Math.pow(b,cs); + var d = nbv(a), y = nbi(), z = nbi(), r = ""; + this.divRemTo(d,y,z); + while(y.signum() > 0) { + r = (a+z.intValue()).toString(b).substr(1) + r; + y.divRemTo(d,y,z); + } + return z.intValue().toString(b) + r; +} + +// (protected) convert from radix string +function bnpFromRadix(s,b) { + var self = this; + self.fromInt(0); + if(b == null) b = 10; + var cs = self.chunkSize(b); + var d = Math.pow(b,cs), mi = false, j = 0, w = 0; + for(var i = 0; i < s.length; ++i) { + var x = intAt(s,i); + if(x < 0) { + if(s.charAt(i) == "-" && self.signum() == 0) mi = true; + continue; + } + w = b*w+x; + if(++j >= cs) { + self.dMultiply(d); + self.dAddOffset(w,0); + j = 0; + w = 0; + } + } + if(j > 0) { + self.dMultiply(Math.pow(b,j)); + self.dAddOffset(w,0); + } + if(mi) BigInteger.ZERO.subTo(self,self); +} + +// (protected) alternate constructor +function bnpFromNumber(a,b,c) { + var self = this; + if("number" == typeof b) { + // new BigInteger(int,int,RNG) + if(a < 2) self.fromInt(1); + else { + self.fromNumber(a,c); + if(!self.testBit(a-1)) // force MSB set + self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self); + if(self.isEven()) self.dAddOffset(1,0); // force odd + while(!self.isProbablePrime(b)) { + self.dAddOffset(2,0); + if(self.bitLength() > a) self.subTo(BigInteger.ONE.shiftLeft(a-1),self); + } + } + } + else { + // new BigInteger(int,RNG) + var x = new Array(), t = a&7; + x.length = (a>>3)+1; + b.nextBytes(x); + if(t > 0) x[0] &= ((1< 0) { + if(p < self.DB && (d = self[i]>>p) != (self.s&self.DM)>>p) + r[k++] = d|(self.s<<(self.DB-p)); + while(i >= 0) { + if(p < 8) { + d = (self[i]&((1<>(p+=self.DB-8); + } + else { + d = (self[i]>>(p-=8))&0xff; + if(p <= 0) { p += self.DB; --i; } + } + if((d&0x80) != 0) d |= -256; + if(k === 0 && (self.s&0x80) != (d&0x80)) ++k; + if(k > 0 || d != self.s) r[k++] = d; + } + } + return r; +} + +function bnEquals(a) { return(this.compareTo(a)==0); } +function bnMin(a) { return(this.compareTo(a)<0)?this:a; } +function bnMax(a) { return(this.compareTo(a)>0)?this:a; } + +// (protected) r = this op a (bitwise) +function bnpBitwiseTo(a,op,r) { + var self = this; + var i, f, m = Math.min(a.t,self.t); + for(i = 0; i < m; ++i) r[i] = op(self[i],a[i]); + if(a.t < self.t) { + f = a.s&self.DM; + for(i = m; i < self.t; ++i) r[i] = op(self[i],f); + r.t = self.t; + } + else { + f = self.s&self.DM; + for(i = m; i < a.t; ++i) r[i] = op(f,a[i]); + r.t = a.t; + } + r.s = op(self.s,a.s); + r.clamp(); +} + +// (public) this & a +function op_and(x,y) { return x&y; } +function bnAnd(a) { var r = nbi(); this.bitwiseTo(a,op_and,r); return r; } + +// (public) this | a +function op_or(x,y) { return x|y; } +function bnOr(a) { var r = nbi(); this.bitwiseTo(a,op_or,r); return r; } + +// (public) this ^ a +function op_xor(x,y) { return x^y; } +function bnXor(a) { var r = nbi(); this.bitwiseTo(a,op_xor,r); return r; } + +// (public) this & ~a +function op_andnot(x,y) { return x&~y; } +function bnAndNot(a) { var r = nbi(); this.bitwiseTo(a,op_andnot,r); return r; } + +// (public) ~this +function bnNot() { + var r = nbi(); + for(var i = 0; i < this.t; ++i) r[i] = this.DM&~this[i]; + r.t = this.t; + r.s = ~this.s; + return r; +} + +// (public) this << n +function bnShiftLeft(n) { + var r = nbi(); + if(n < 0) this.rShiftTo(-n,r); else this.lShiftTo(n,r); + return r; +} + +// (public) this >> n +function bnShiftRight(n) { + var r = nbi(); + if(n < 0) this.lShiftTo(-n,r); else this.rShiftTo(n,r); + return r; +} + +// return index of lowest 1-bit in x, x < 2^31 +function lbit(x) { + if(x == 0) return -1; + var r = 0; + if((x&0xffff) == 0) { x >>= 16; r += 16; } + if((x&0xff) == 0) { x >>= 8; r += 8; } + if((x&0xf) == 0) { x >>= 4; r += 4; } + if((x&3) == 0) { x >>= 2; r += 2; } + if((x&1) == 0) ++r; + return r; +} + +// (public) returns index of lowest 1-bit (or -1 if none) +function bnGetLowestSetBit() { + for(var i = 0; i < this.t; ++i) + if(this[i] != 0) return i*this.DB+lbit(this[i]); + if(this.s < 0) return this.t*this.DB; + return -1; +} + +// return number of 1 bits in x +function cbit(x) { + var r = 0; + while(x != 0) { x &= x-1; ++r; } + return r; +} + +// (public) return number of set bits +function bnBitCount() { + var r = 0, x = this.s&this.DM; + for(var i = 0; i < this.t; ++i) r += cbit(this[i]^x); + return r; +} + +// (public) true iff nth bit is set +function bnTestBit(n) { + var j = Math.floor(n/this.DB); + if(j >= this.t) return(this.s!=0); + return((this[j]&(1<<(n%this.DB)))!=0); +} + +// (protected) this op (1<>= self.DB; + } + if(a.t < self.t) { + c += a.s; + while(i < self.t) { + c += self[i]; + r[i++] = c&self.DM; + c >>= self.DB; + } + c += self.s; + } + else { + c += self.s; + while(i < a.t) { + c += a[i]; + r[i++] = c&self.DM; + c >>= self.DB; + } + c += a.s; + } + r.s = (c<0)?-1:0; + if(c > 0) r[i++] = c; + else if(c < -1) r[i++] = self.DV+c; + r.t = i; + r.clamp(); +} + +// (public) this + a +function bnAdd(a) { var r = nbi(); this.addTo(a,r); return r; } + +// (public) this - a +function bnSubtract(a) { var r = nbi(); this.subTo(a,r); return r; } + +// (public) this * a +function bnMultiply(a) { var r = nbi(); this.multiplyTo(a,r); return r; } + +// (public) this^2 +function bnSquare() { var r = nbi(); this.squareTo(r); return r; } + +// (public) this / a +function bnDivide(a) { var r = nbi(); this.divRemTo(a,r,null); return r; } + +// (public) this % a +function bnRemainder(a) { var r = nbi(); this.divRemTo(a,null,r); return r; } + +// (public) [this/a,this%a] +function bnDivideAndRemainder(a) { + var q = nbi(), r = nbi(); + this.divRemTo(a,q,r); + return new Array(q,r); +} + +// (protected) this *= n, this >= 0, 1 < n < DV +function bnpDMultiply(n) { + this[this.t] = this.am(0,n-1,this,0,0,this.t); + ++this.t; + this.clamp(); +} + +// (protected) this += n << w words, this >= 0 +function bnpDAddOffset(n,w) { + if(n == 0) return; + while(this.t <= w) this[this.t++] = 0; + this[w] += n; + while(this[w] >= this.DV) { + this[w] -= this.DV; + if(++w >= this.t) this[this.t++] = 0; + ++this[w]; + } +} + +// A "null" reducer +function NullExp() {} +function nNop(x) { return x; } +function nMulTo(x,y,r) { x.multiplyTo(y,r); } +function nSqrTo(x,r) { x.squareTo(r); } + +NullExp.prototype.convert = nNop; +NullExp.prototype.revert = nNop; +NullExp.prototype.mulTo = nMulTo; +NullExp.prototype.sqrTo = nSqrTo; + +// (public) this^e +function bnPow(e) { return this.exp(e,new NullExp()); } + +// (protected) r = lower n words of "this * a", a.t <= n +// "this" should be the larger one if appropriate. +function bnpMultiplyLowerTo(a,n,r) { + var i = Math.min(this.t+a.t,n); + r.s = 0; // assumes a,this >= 0 + r.t = i; + while(i > 0) r[--i] = 0; + var j; + for(j = r.t-this.t; i < j; ++i) r[i+this.t] = this.am(0,a[i],r,i,0,this.t); + for(j = Math.min(a.t,n); i < j; ++i) this.am(0,a[i],r,i,0,n-i); + r.clamp(); +} + +// (protected) r = "this * a" without lower n words, n > 0 +// "this" should be the larger one if appropriate. +function bnpMultiplyUpperTo(a,n,r) { + --n; + var i = r.t = this.t+a.t-n; + r.s = 0; // assumes a,this >= 0 + while(--i >= 0) r[i] = 0; + for(i = Math.max(n-this.t,0); i < a.t; ++i) + r[this.t+i-n] = this.am(n-i,a[i],r,0,0,this.t+i-n); + r.clamp(); + r.drShiftTo(1,r); +} + +// Barrett modular reduction +function Barrett(m) { + // setup Barrett + this.r2 = nbi(); + this.q3 = nbi(); + BigInteger.ONE.dlShiftTo(2*m.t,this.r2); + this.mu = this.r2.divide(m); + this.m = m; +} + +function barrettConvert(x) { + if(x.s < 0 || x.t > 2*this.m.t) return x.mod(this.m); + else if(x.compareTo(this.m) < 0) return x; + else { var r = nbi(); x.copyTo(r); this.reduce(r); return r; } +} + +function barrettRevert(x) { return x; } + +// x = x mod m (HAC 14.42) +function barrettReduce(x) { + var self = this; + x.drShiftTo(self.m.t-1,self.r2); + if(x.t > self.m.t+1) { x.t = self.m.t+1; x.clamp(); } + self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3); + self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2); + while(x.compareTo(self.r2) < 0) x.dAddOffset(1,self.m.t+1); + x.subTo(self.r2,x); + while(x.compareTo(self.m) >= 0) x.subTo(self.m,x); +} + +// r = x^2 mod m; x != r +function barrettSqrTo(x,r) { x.squareTo(r); this.reduce(r); } + +// r = x*y mod m; x,y != r +function barrettMulTo(x,y,r) { x.multiplyTo(y,r); this.reduce(r); } + +Barrett.prototype.convert = barrettConvert; +Barrett.prototype.revert = barrettRevert; +Barrett.prototype.reduce = barrettReduce; +Barrett.prototype.mulTo = barrettMulTo; +Barrett.prototype.sqrTo = barrettSqrTo; + +// (public) this^e % m (HAC 14.85) +function bnModPow(e,m) { + var i = e.bitLength(), k, r = nbv(1), z; + if(i <= 0) return r; + else if(i < 18) k = 1; + else if(i < 48) k = 3; + else if(i < 144) k = 4; + else if(i < 768) k = 5; + else k = 6; + if(i < 8) + z = new Classic(m); + else if(m.isEven()) + z = new Barrett(m); + else + z = new Montgomery(m); + + // precomputation + var g = new Array(), n = 3, k1 = k-1, km = (1< 1) { + var g2 = nbi(); + z.sqrTo(g[1],g2); + while(n <= km) { + g[n] = nbi(); + z.mulTo(g2,g[n-2],g[n]); + n += 2; + } + } + + var j = e.t-1, w, is1 = true, r2 = nbi(), t; + i = nbits(e[j])-1; + while(j >= 0) { + if(i >= k1) w = (e[j]>>(i-k1))&km; + else { + w = (e[j]&((1<<(i+1))-1))<<(k1-i); + if(j > 0) w |= e[j-1]>>(this.DB+i-k1); + } + + n = k; + while((w&1) == 0) { w >>= 1; --n; } + if((i -= n) < 0) { i += this.DB; --j; } + if(is1) { // ret == 1, don't bother squaring or multiplying it + g[w].copyTo(r); + is1 = false; + } + else { + while(n > 1) { z.sqrTo(r,r2); z.sqrTo(r2,r); n -= 2; } + if(n > 0) z.sqrTo(r,r2); else { t = r; r = r2; r2 = t; } + z.mulTo(r2,g[w],r); + } + + while(j >= 0 && (e[j]&(1< 0) { + x.rShiftTo(g,x); + y.rShiftTo(g,y); + } + while(x.signum() > 0) { + if((i = x.getLowestSetBit()) > 0) x.rShiftTo(i,x); + if((i = y.getLowestSetBit()) > 0) y.rShiftTo(i,y); + if(x.compareTo(y) >= 0) { + x.subTo(y,x); + x.rShiftTo(1,x); + } + else { + y.subTo(x,y); + y.rShiftTo(1,y); + } + } + if(g > 0) y.lShiftTo(g,y); + return y; +} + +// (protected) this % n, n < 2^26 +function bnpModInt(n) { + if(n <= 0) return 0; + var d = this.DV%n, r = (this.s<0)?n-1:0; + if(this.t > 0) + if(d == 0) r = this[0]%n; + else for(var i = this.t-1; i >= 0; --i) r = (d*r+this[i])%n; + return r; +} + +// (public) 1/this % m (HAC 14.61) +function bnModInverse(m) { + var ac = m.isEven(); + if((this.isEven() && ac) || m.signum() == 0) return BigInteger.ZERO; + var u = m.clone(), v = this.clone(); + var a = nbv(1), b = nbv(0), c = nbv(0), d = nbv(1); + while(u.signum() != 0) { + while(u.isEven()) { + u.rShiftTo(1,u); + if(ac) { + if(!a.isEven() || !b.isEven()) { a.addTo(this,a); b.subTo(m,b); } + a.rShiftTo(1,a); + } + else if(!b.isEven()) b.subTo(m,b); + b.rShiftTo(1,b); + } + while(v.isEven()) { + v.rShiftTo(1,v); + if(ac) { + if(!c.isEven() || !d.isEven()) { c.addTo(this,c); d.subTo(m,d); } + c.rShiftTo(1,c); + } + else if(!d.isEven()) d.subTo(m,d); + d.rShiftTo(1,d); + } + if(u.compareTo(v) >= 0) { + u.subTo(v,u); + if(ac) a.subTo(c,a); + b.subTo(d,b); + } + else { + v.subTo(u,v); + if(ac) c.subTo(a,c); + d.subTo(b,d); + } + } + if(v.compareTo(BigInteger.ONE) != 0) return BigInteger.ZERO; + if(d.compareTo(m) >= 0) return d.subtract(m); + if(d.signum() < 0) d.addTo(m,d); else return d; + if(d.signum() < 0) return d.add(m); else return d; +} + +// protected +proto.chunkSize = bnpChunkSize; +proto.toRadix = bnpToRadix; +proto.fromRadix = bnpFromRadix; +proto.fromNumber = bnpFromNumber; +proto.bitwiseTo = bnpBitwiseTo; +proto.changeBit = bnpChangeBit; +proto.addTo = bnpAddTo; +proto.dMultiply = bnpDMultiply; +proto.dAddOffset = bnpDAddOffset; +proto.multiplyLowerTo = bnpMultiplyLowerTo; +proto.multiplyUpperTo = bnpMultiplyUpperTo; +proto.modInt = bnpModInt; + +// public +proto.clone = bnClone; +proto.intValue = bnIntValue; +proto.byteValue = bnByteValue; +proto.shortValue = bnShortValue; +proto.signum = bnSigNum; +proto.toByteArray = bnToByteArray; +proto.equals = bnEquals; +proto.min = bnMin; +proto.max = bnMax; +proto.and = bnAnd; +proto.or = bnOr; +proto.xor = bnXor; +proto.andNot = bnAndNot; +proto.not = bnNot; +proto.shiftLeft = bnShiftLeft; +proto.shiftRight = bnShiftRight; +proto.getLowestSetBit = bnGetLowestSetBit; +proto.bitCount = bnBitCount; +proto.testBit = bnTestBit; +proto.setBit = bnSetBit; +proto.clearBit = bnClearBit; +proto.flipBit = bnFlipBit; +proto.add = bnAdd; +proto.subtract = bnSubtract; +proto.multiply = bnMultiply; +proto.divide = bnDivide; +proto.remainder = bnRemainder; +proto.divideAndRemainder = bnDivideAndRemainder; +proto.modPow = bnModPow; +proto.modInverse = bnModInverse; +proto.pow = bnPow; +proto.gcd = bnGCD; + +// JSBN-specific extension +proto.square = bnSquare; + +// BigInteger interfaces not implemented in jsbn: + +// BigInteger(int signum, byte[] magnitude) +// double doubleValue() +// float floatValue() +// int hashCode() +// long longValue() +// static BigInteger valueOf(long val) // "constants" BigInteger.ZERO = nbv(0); BigInteger.ONE = nbv(1); +BigInteger.valueOf = nbv; + + +/// bitcoinjs addons + +/** + * Turns a byte array into a big integer. + * + * This function will interpret a byte array as a big integer in big + * endian notation and ignore leading zeros. + */ +BigInteger.fromByteArrayUnsigned = function(ba) { + if (!ba.length) { + return new BigInteger.valueOf(0); + } else if (ba[0] & 0x80) { + // Prepend a zero so the BigInteger class doesn't mistake this + // for a negative integer. + return new BigInteger([0].concat(ba)); + } else { + return new BigInteger(ba); + } +}; + +/** + * Parse a signed big integer byte representation. + * + * For details on the format please see BigInteger.toByteArraySigned. + */ +BigInteger.fromByteArraySigned = function(ba) { + // Check for negative value + if (ba[0] & 0x80) { + // Remove sign bit + ba[0] &= 0x7f; + + return BigInteger.fromByteArrayUnsigned(ba).negate(); + } else { + return BigInteger.fromByteArrayUnsigned(ba); + } +}; + +/** + * Returns a byte array representation of the big integer. + * + * This returns the absolute of the contained value in big endian + * form. A value of zero results in an empty array. + */ +BigInteger.prototype.toByteArrayUnsigned = function() { + var ba = this.abs().toByteArray(); + + // Empty array, nothing to do + if (!ba.length) { + return ba; + } + + // remove leading 0 + if (ba[0] === 0) { + ba = ba.slice(1); + } + + // all values must be positive + for (var i=0 ; i 0x00 + * 1 => 0x01 + * -1 => 0x81 + * 127 => 0x7f + * -127 => 0xff + * 128 => 0x0080 + * -128 => 0x8080 + * 255 => 0x00ff + * -255 => 0x80ff + * 16300 => 0x3fac + * -16300 => 0xbfac + * 62300 => 0x00f35c + * -62300 => 0x80f35c +*/ +BigInteger.prototype.toByteArraySigned = function() { + var val = this.toByteArrayUnsigned(); + var neg = this.s < 0; + + // if the first bit is set, we always unshift + // either unshift 0x80 or 0x00 + if (val[0] & 0x80) { + val.unshift((neg) ? 0x80 : 0x00); + } + // if the first bit isn't set, set it if negative + else if (neg) { + val[0] |= 0x80; + } + + return val; +}; + +module.exports = BigInteger; diff --git a/src/jsbn/jsbn2.js b/src/jsbn/jsbn2.js deleted file mode 100644 index 5b2b725..0000000 --- a/src/jsbn/jsbn2.js +++ /dev/null @@ -1,656 +0,0 @@ -// Copyright (c) 2005-2009 Tom Wu -// All Rights Reserved. -// See "LICENSE" for details. - -// Extended JavaScript BN functions, required for RSA private ops. - -// Version 1.1: new BigInteger("0", 10) returns "proper" zero -// Version 1.2: square() API, isProbablePrime fix - -// (public) -function bnClone() { var r = nbi(); this.copyTo(r); return r; } - -// (public) return value as integer -function bnIntValue() { - if(this.s < 0) { - if(this.t == 1) return this[0]-this.DV; - else if(this.t == 0) return -1; - } - else if(this.t == 1) return this[0]; - else if(this.t == 0) return 0; - // assumes 16 < DB < 32 - return ((this[1]&((1<<(32-this.DB))-1))<>24; } - -// (public) return value as short (assumes DB>=16) -function bnShortValue() { return (this.t==0)?this.s:(this[0]<<16)>>16; } - -// (protected) return x s.t. r^x < DV -function bnpChunkSize(r) { return Math.floor(Math.LN2*this.DB/Math.log(r)); } - -// (public) 0 if this == 0, 1 if this > 0 -function bnSigNum() { - if(this.s < 0) return -1; - else if(this.t <= 0 || (this.t == 1 && this[0] <= 0)) return 0; - else return 1; -} - -// (protected) convert to radix string -function bnpToRadix(b) { - if(b == null) b = 10; - if(this.signum() == 0 || b < 2 || b > 36) return "0"; - var cs = this.chunkSize(b); - var a = Math.pow(b,cs); - var d = nbv(a), y = nbi(), z = nbi(), r = ""; - this.divRemTo(d,y,z); - while(y.signum() > 0) { - r = (a+z.intValue()).toString(b).substr(1) + r; - y.divRemTo(d,y,z); - } - return z.intValue().toString(b) + r; -} - -// (protected) convert from radix string -function bnpFromRadix(s,b) { - this.fromInt(0); - if(b == null) b = 10; - var cs = this.chunkSize(b); - var d = Math.pow(b,cs), mi = false, j = 0, w = 0; - for(var i = 0; i < s.length; ++i) { - var x = intAt(s,i); - if(x < 0) { - if(s.charAt(i) == "-" && this.signum() == 0) mi = true; - continue; - } - w = b*w+x; - if(++j >= cs) { - this.dMultiply(d); - this.dAddOffset(w,0); - j = 0; - w = 0; - } - } - if(j > 0) { - this.dMultiply(Math.pow(b,j)); - this.dAddOffset(w,0); - } - if(mi) BigInteger.ZERO.subTo(this,this); -} - -// (protected) alternate constructor -function bnpFromNumber(a,b,c) { - if("number" == typeof b) { - // new BigInteger(int,int,RNG) - if(a < 2) this.fromInt(1); - else { - this.fromNumber(a,c); - if(!this.testBit(a-1)) // force MSB set - this.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,this); - if(this.isEven()) this.dAddOffset(1,0); // force odd - while(!this.isProbablePrime(b)) { - this.dAddOffset(2,0); - if(this.bitLength() > a) this.subTo(BigInteger.ONE.shiftLeft(a-1),this); - } - } - } - else { - // new BigInteger(int,RNG) - var x = new Array(), t = a&7; - x.length = (a>>3)+1; - b.nextBytes(x); - if(t > 0) x[0] &= ((1< 0) { - if(p < this.DB && (d = this[i]>>p) != (this.s&this.DM)>>p) - r[k++] = d|(this.s<<(this.DB-p)); - while(i >= 0) { - if(p < 8) { - d = (this[i]&((1<>(p+=this.DB-8); - } - else { - d = (this[i]>>(p-=8))&0xff; - if(p <= 0) { p += this.DB; --i; } - } - if((d&0x80) != 0) d |= -256; - if(k == 0 && (this.s&0x80) != (d&0x80)) ++k; - if(k > 0 || d != this.s) r[k++] = d; - } - } - return r; -} - -function bnEquals(a) { return(this.compareTo(a)==0); } -function bnMin(a) { return(this.compareTo(a)<0)?this:a; } -function bnMax(a) { return(this.compareTo(a)>0)?this:a; } - -// (protected) r = this op a (bitwise) -function bnpBitwiseTo(a,op,r) { - var i, f, m = Math.min(a.t,this.t); - for(i = 0; i < m; ++i) r[i] = op(this[i],a[i]); - if(a.t < this.t) { - f = a.s&this.DM; - for(i = m; i < this.t; ++i) r[i] = op(this[i],f); - r.t = this.t; - } - else { - f = this.s&this.DM; - for(i = m; i < a.t; ++i) r[i] = op(f,a[i]); - r.t = a.t; - } - r.s = op(this.s,a.s); - r.clamp(); -} - -// (public) this & a -function op_and(x,y) { return x&y; } -function bnAnd(a) { var r = nbi(); this.bitwiseTo(a,op_and,r); return r; } - -// (public) this | a -function op_or(x,y) { return x|y; } -function bnOr(a) { var r = nbi(); this.bitwiseTo(a,op_or,r); return r; } - -// (public) this ^ a -function op_xor(x,y) { return x^y; } -function bnXor(a) { var r = nbi(); this.bitwiseTo(a,op_xor,r); return r; } - -// (public) this & ~a -function op_andnot(x,y) { return x&~y; } -function bnAndNot(a) { var r = nbi(); this.bitwiseTo(a,op_andnot,r); return r; } - -// (public) ~this -function bnNot() { - var r = nbi(); - for(var i = 0; i < this.t; ++i) r[i] = this.DM&~this[i]; - r.t = this.t; - r.s = ~this.s; - return r; -} - -// (public) this << n -function bnShiftLeft(n) { - var r = nbi(); - if(n < 0) this.rShiftTo(-n,r); else this.lShiftTo(n,r); - return r; -} - -// (public) this >> n -function bnShiftRight(n) { - var r = nbi(); - if(n < 0) this.lShiftTo(-n,r); else this.rShiftTo(n,r); - return r; -} - -// return index of lowest 1-bit in x, x < 2^31 -function lbit(x) { - if(x == 0) return -1; - var r = 0; - if((x&0xffff) == 0) { x >>= 16; r += 16; } - if((x&0xff) == 0) { x >>= 8; r += 8; } - if((x&0xf) == 0) { x >>= 4; r += 4; } - if((x&3) == 0) { x >>= 2; r += 2; } - if((x&1) == 0) ++r; - return r; -} - -// (public) returns index of lowest 1-bit (or -1 if none) -function bnGetLowestSetBit() { - for(var i = 0; i < this.t; ++i) - if(this[i] != 0) return i*this.DB+lbit(this[i]); - if(this.s < 0) return this.t*this.DB; - return -1; -} - -// return number of 1 bits in x -function cbit(x) { - var r = 0; - while(x != 0) { x &= x-1; ++r; } - return r; -} - -// (public) return number of set bits -function bnBitCount() { - var r = 0, x = this.s&this.DM; - for(var i = 0; i < this.t; ++i) r += cbit(this[i]^x); - return r; -} - -// (public) true iff nth bit is set -function bnTestBit(n) { - var j = Math.floor(n/this.DB); - if(j >= this.t) return(this.s!=0); - return((this[j]&(1<<(n%this.DB)))!=0); -} - -// (protected) this op (1<>= this.DB; - } - if(a.t < this.t) { - c += a.s; - while(i < this.t) { - c += this[i]; - r[i++] = c&this.DM; - c >>= this.DB; - } - c += this.s; - } - else { - c += this.s; - while(i < a.t) { - c += a[i]; - r[i++] = c&this.DM; - c >>= this.DB; - } - c += a.s; - } - r.s = (c<0)?-1:0; - if(c > 0) r[i++] = c; - else if(c < -1) r[i++] = this.DV+c; - r.t = i; - r.clamp(); -} - -// (public) this + a -function bnAdd(a) { var r = nbi(); this.addTo(a,r); return r; } - -// (public) this - a -function bnSubtract(a) { var r = nbi(); this.subTo(a,r); return r; } - -// (public) this * a -function bnMultiply(a) { var r = nbi(); this.multiplyTo(a,r); return r; } - -// (public) this^2 -function bnSquare() { var r = nbi(); this.squareTo(r); return r; } - -// (public) this / a -function bnDivide(a) { var r = nbi(); this.divRemTo(a,r,null); return r; } - -// (public) this % a -function bnRemainder(a) { var r = nbi(); this.divRemTo(a,null,r); return r; } - -// (public) [this/a,this%a] -function bnDivideAndRemainder(a) { - var q = nbi(), r = nbi(); - this.divRemTo(a,q,r); - return new Array(q,r); -} - -// (protected) this *= n, this >= 0, 1 < n < DV -function bnpDMultiply(n) { - this[this.t] = this.am(0,n-1,this,0,0,this.t); - ++this.t; - this.clamp(); -} - -// (protected) this += n << w words, this >= 0 -function bnpDAddOffset(n,w) { - if(n == 0) return; - while(this.t <= w) this[this.t++] = 0; - this[w] += n; - while(this[w] >= this.DV) { - this[w] -= this.DV; - if(++w >= this.t) this[this.t++] = 0; - ++this[w]; - } -} - -// A "null" reducer -function NullExp() {} -function nNop(x) { return x; } -function nMulTo(x,y,r) { x.multiplyTo(y,r); } -function nSqrTo(x,r) { x.squareTo(r); } - -NullExp.prototype.convert = nNop; -NullExp.prototype.revert = nNop; -NullExp.prototype.mulTo = nMulTo; -NullExp.prototype.sqrTo = nSqrTo; - -// (public) this^e -function bnPow(e) { return this.exp(e,new NullExp()); } - -// (protected) r = lower n words of "this * a", a.t <= n -// "this" should be the larger one if appropriate. -function bnpMultiplyLowerTo(a,n,r) { - var i = Math.min(this.t+a.t,n); - r.s = 0; // assumes a,this >= 0 - r.t = i; - while(i > 0) r[--i] = 0; - var j; - for(j = r.t-this.t; i < j; ++i) r[i+this.t] = this.am(0,a[i],r,i,0,this.t); - for(j = Math.min(a.t,n); i < j; ++i) this.am(0,a[i],r,i,0,n-i); - r.clamp(); -} - -// (protected) r = "this * a" without lower n words, n > 0 -// "this" should be the larger one if appropriate. -function bnpMultiplyUpperTo(a,n,r) { - --n; - var i = r.t = this.t+a.t-n; - r.s = 0; // assumes a,this >= 0 - while(--i >= 0) r[i] = 0; - for(i = Math.max(n-this.t,0); i < a.t; ++i) - r[this.t+i-n] = this.am(n-i,a[i],r,0,0,this.t+i-n); - r.clamp(); - r.drShiftTo(1,r); -} - -// Barrett modular reduction -function Barrett(m) { - // setup Barrett - this.r2 = nbi(); - this.q3 = nbi(); - BigInteger.ONE.dlShiftTo(2*m.t,this.r2); - this.mu = this.r2.divide(m); - this.m = m; -} - -function barrettConvert(x) { - if(x.s < 0 || x.t > 2*this.m.t) return x.mod(this.m); - else if(x.compareTo(this.m) < 0) return x; - else { var r = nbi(); x.copyTo(r); this.reduce(r); return r; } -} - -function barrettRevert(x) { return x; } - -// x = x mod m (HAC 14.42) -function barrettReduce(x) { - x.drShiftTo(this.m.t-1,this.r2); - if(x.t > this.m.t+1) { x.t = this.m.t+1; x.clamp(); } - this.mu.multiplyUpperTo(this.r2,this.m.t+1,this.q3); - this.m.multiplyLowerTo(this.q3,this.m.t+1,this.r2); - while(x.compareTo(this.r2) < 0) x.dAddOffset(1,this.m.t+1); - x.subTo(this.r2,x); - while(x.compareTo(this.m) >= 0) x.subTo(this.m,x); -} - -// r = x^2 mod m; x != r -function barrettSqrTo(x,r) { x.squareTo(r); this.reduce(r); } - -// r = x*y mod m; x,y != r -function barrettMulTo(x,y,r) { x.multiplyTo(y,r); this.reduce(r); } - -Barrett.prototype.convert = barrettConvert; -Barrett.prototype.revert = barrettRevert; -Barrett.prototype.reduce = barrettReduce; -Barrett.prototype.mulTo = barrettMulTo; -Barrett.prototype.sqrTo = barrettSqrTo; - -// (public) this^e % m (HAC 14.85) -function bnModPow(e,m) { - var i = e.bitLength(), k, r = nbv(1), z; - if(i <= 0) return r; - else if(i < 18) k = 1; - else if(i < 48) k = 3; - else if(i < 144) k = 4; - else if(i < 768) k = 5; - else k = 6; - if(i < 8) - z = new Classic(m); - else if(m.isEven()) - z = new Barrett(m); - else - z = new Montgomery(m); - - // precomputation - var g = new Array(), n = 3, k1 = k-1, km = (1< 1) { - var g2 = nbi(); - z.sqrTo(g[1],g2); - while(n <= km) { - g[n] = nbi(); - z.mulTo(g2,g[n-2],g[n]); - n += 2; - } - } - - var j = e.t-1, w, is1 = true, r2 = nbi(), t; - i = nbits(e[j])-1; - while(j >= 0) { - if(i >= k1) w = (e[j]>>(i-k1))&km; - else { - w = (e[j]&((1<<(i+1))-1))<<(k1-i); - if(j > 0) w |= e[j-1]>>(this.DB+i-k1); - } - - n = k; - while((w&1) == 0) { w >>= 1; --n; } - if((i -= n) < 0) { i += this.DB; --j; } - if(is1) { // ret == 1, don't bother squaring or multiplying it - g[w].copyTo(r); - is1 = false; - } - else { - while(n > 1) { z.sqrTo(r,r2); z.sqrTo(r2,r); n -= 2; } - if(n > 0) z.sqrTo(r,r2); else { t = r; r = r2; r2 = t; } - z.mulTo(r2,g[w],r); - } - - while(j >= 0 && (e[j]&(1< 0) { - x.rShiftTo(g,x); - y.rShiftTo(g,y); - } - while(x.signum() > 0) { - if((i = x.getLowestSetBit()) > 0) x.rShiftTo(i,x); - if((i = y.getLowestSetBit()) > 0) y.rShiftTo(i,y); - if(x.compareTo(y) >= 0) { - x.subTo(y,x); - x.rShiftTo(1,x); - } - else { - y.subTo(x,y); - y.rShiftTo(1,y); - } - } - if(g > 0) y.lShiftTo(g,y); - return y; -} - -// (protected) this % n, n < 2^26 -function bnpModInt(n) { - if(n <= 0) return 0; - var d = this.DV%n, r = (this.s<0)?n-1:0; - if(this.t > 0) - if(d == 0) r = this[0]%n; - else for(var i = this.t-1; i >= 0; --i) r = (d*r+this[i])%n; - return r; -} - -// (public) 1/this % m (HAC 14.61) -function bnModInverse(m) { - var ac = m.isEven(); - if((this.isEven() && ac) || m.signum() == 0) return BigInteger.ZERO; - var u = m.clone(), v = this.clone(); - var a = nbv(1), b = nbv(0), c = nbv(0), d = nbv(1); - while(u.signum() != 0) { - while(u.isEven()) { - u.rShiftTo(1,u); - if(ac) { - if(!a.isEven() || !b.isEven()) { a.addTo(this,a); b.subTo(m,b); } - a.rShiftTo(1,a); - } - else if(!b.isEven()) b.subTo(m,b); - b.rShiftTo(1,b); - } - while(v.isEven()) { - v.rShiftTo(1,v); - if(ac) { - if(!c.isEven() || !d.isEven()) { c.addTo(this,c); d.subTo(m,d); } - c.rShiftTo(1,c); - } - else if(!d.isEven()) d.subTo(m,d); - d.rShiftTo(1,d); - } - if(u.compareTo(v) >= 0) { - u.subTo(v,u); - if(ac) a.subTo(c,a); - b.subTo(d,b); - } - else { - v.subTo(u,v); - if(ac) c.subTo(a,c); - d.subTo(b,d); - } - } - if(v.compareTo(BigInteger.ONE) != 0) return BigInteger.ZERO; - if(d.compareTo(m) >= 0) return d.subtract(m); - if(d.signum() < 0) d.addTo(m,d); else return d; - if(d.signum() < 0) return d.add(m); else return d; -} - -var lowprimes = [2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,79,83,89,97,101,103,107,109,113,127,131,137,139,149,151,157,163,167,173,179,181,191,193,197,199,211,223,227,229,233,239,241,251,257,263,269,271,277,281,283,293,307,311,313,317,331,337,347,349,353,359,367,373,379,383,389,397,401,409,419,421,431,433,439,443,449,457,461,463,467,479,487,491,499,503,509,521,523,541,547,557,563,569,571,577,587,593,599,601,607,613,617,619,631,641,643,647,653,659,661,673,677,683,691,701,709,719,727,733,739,743,751,757,761,769,773,787,797,809,811,821,823,827,829,839,853,857,859,863,877,881,883,887,907,911,919,929,937,941,947,953,967,971,977,983,991,997]; -var lplim = (1<<26)/lowprimes[lowprimes.length-1]; - -// (public) test primality with certainty >= 1-.5^t -function bnIsProbablePrime(t) { - var i, x = this.abs(); - if(x.t == 1 && x[0] <= lowprimes[lowprimes.length-1]) { - for(i = 0; i < lowprimes.length; ++i) - if(x[0] == lowprimes[i]) return true; - return false; - } - if(x.isEven()) return false; - i = 1; - while(i < lowprimes.length) { - var m = lowprimes[i], j = i+1; - while(j < lowprimes.length && m < lplim) m *= lowprimes[j++]; - m = x.modInt(m); - while(i < j) if(m%lowprimes[i++] == 0) return false; - } - return x.millerRabin(t); -} - -// (protected) true if probably prime (HAC 4.24, Miller-Rabin) -function bnpMillerRabin(t) { - var n1 = this.subtract(BigInteger.ONE); - var k = n1.getLowestSetBit(); - if(k <= 0) return false; - var r = n1.shiftRight(k); - t = (t+1)>>1; - if(t > lowprimes.length) t = lowprimes.length; - var a = nbi(); - for(var i = 0; i < t; ++i) { - //Pick bases at random, instead of starting at 2 - a.fromInt(lowprimes[Math.floor(Math.random()*lowprimes.length)]); - var y = a.modPow(r,this); - if(y.compareTo(BigInteger.ONE) != 0 && y.compareTo(n1) != 0) { - var j = 1; - while(j++ < k && y.compareTo(n1) != 0) { - y = y.modPowInt(2,this); - if(y.compareTo(BigInteger.ONE) == 0) return false; - } - if(y.compareTo(n1) != 0) return false; - } - } - return true; -} - -// protected -BigInteger.prototype.chunkSize = bnpChunkSize; -BigInteger.prototype.toRadix = bnpToRadix; -BigInteger.prototype.fromRadix = bnpFromRadix; -BigInteger.prototype.fromNumber = bnpFromNumber; -BigInteger.prototype.bitwiseTo = bnpBitwiseTo; -BigInteger.prototype.changeBit = bnpChangeBit; -BigInteger.prototype.addTo = bnpAddTo; -BigInteger.prototype.dMultiply = bnpDMultiply; -BigInteger.prototype.dAddOffset = bnpDAddOffset; -BigInteger.prototype.multiplyLowerTo = bnpMultiplyLowerTo; -BigInteger.prototype.multiplyUpperTo = bnpMultiplyUpperTo; -BigInteger.prototype.modInt = bnpModInt; -BigInteger.prototype.millerRabin = bnpMillerRabin; - -// public -BigInteger.prototype.clone = bnClone; -BigInteger.prototype.intValue = bnIntValue; -BigInteger.prototype.byteValue = bnByteValue; -BigInteger.prototype.shortValue = bnShortValue; -BigInteger.prototype.signum = bnSigNum; -BigInteger.prototype.toByteArray = bnToByteArray; -BigInteger.prototype.equals = bnEquals; -BigInteger.prototype.min = bnMin; -BigInteger.prototype.max = bnMax; -BigInteger.prototype.and = bnAnd; -BigInteger.prototype.or = bnOr; -BigInteger.prototype.xor = bnXor; -BigInteger.prototype.andNot = bnAndNot; -BigInteger.prototype.not = bnNot; -BigInteger.prototype.shiftLeft = bnShiftLeft; -BigInteger.prototype.shiftRight = bnShiftRight; -BigInteger.prototype.getLowestSetBit = bnGetLowestSetBit; -BigInteger.prototype.bitCount = bnBitCount; -BigInteger.prototype.testBit = bnTestBit; -BigInteger.prototype.setBit = bnSetBit; -BigInteger.prototype.clearBit = bnClearBit; -BigInteger.prototype.flipBit = bnFlipBit; -BigInteger.prototype.add = bnAdd; -BigInteger.prototype.subtract = bnSubtract; -BigInteger.prototype.multiply = bnMultiply; -BigInteger.prototype.divide = bnDivide; -BigInteger.prototype.remainder = bnRemainder; -BigInteger.prototype.divideAndRemainder = bnDivideAndRemainder; -BigInteger.prototype.modPow = bnModPow; -BigInteger.prototype.modInverse = bnModInverse; -BigInteger.prototype.pow = bnPow; -BigInteger.prototype.gcd = bnGCD; -BigInteger.prototype.isProbablePrime = bnIsProbablePrime; - -// JSBN-specific extension -BigInteger.prototype.square = bnSquare; - -// BigInteger interfaces not implemented in jsbn: - -// BigInteger(int signum, byte[] magnitude) -// double doubleValue() -// float floatValue() -// int hashCode() -// long longValue() -// static BigInteger valueOf(long val) diff --git a/src/jsbn/prng4.js b/src/jsbn/prng4.js index 3034f3f..32bdb5e 100644 --- a/src/jsbn/prng4.js +++ b/src/jsbn/prng4.js @@ -35,11 +35,5 @@ function ARC4next() { Arcfour.prototype.init = ARC4init; Arcfour.prototype.next = ARC4next; -// Plug in your RNG constructor here -function prng_newstate() { - return new Arcfour(); -} +module.exports = Arcfour; -// Pool size must be a multiple of 4 and greater than 32. -// An array of bytes the size of the pool will be passed to init() -var rng_psize = 256; diff --git a/src/jsbn/rng.js b/src/jsbn/rng.js index 03afc3a..bba8fb2 100644 --- a/src/jsbn/rng.js +++ b/src/jsbn/rng.js @@ -1,4 +1,16 @@ // Random number generator - requires a PRNG backend, e.g. prng4.js +// prng4.js - uses Arcfour as a PRNG + +var Arcfour = require('./prng4'); + +// Plug in your RNG constructor here +function prng_newstate() { + return new Arcfour(); +} + +// Pool size must be a multiple of 4 and greater than 32. +// An array of bytes the size of the pool will be passed to init() +var rng_psize = 256; // For best results, put code like // @@ -27,12 +39,15 @@ if(rng_pool == null) { rng_pool = new Array(); rng_pptr = 0; var t; + // TODO(shtylman) use browser crypto if available + /* if(navigator.appName == "Netscape" && navigator.appVersion < "5" && window.crypto) { // Extract entropy (256 bits) from NS4 RNG if available var z = window.crypto.random(32); for(t = 0; t < z.length; ++t) rng_pool[rng_pptr++] = z.charCodeAt(t) & 255; - } + } + */ while(rng_pptr < rng_psize) { // extract some randomness from Math.random() t = Math.floor(65536 * Math.random()); rng_pool[rng_pptr++] = t >>> 8; @@ -66,3 +81,5 @@ function rng_get_bytes(ba) { function SecureRandom() {} SecureRandom.prototype.nextBytes = rng_get_bytes; + +module.exports = SecureRandom; diff --git a/src/jsbn/sec.js b/src/jsbn/sec.js old mode 100755 new mode 100644 index e496571..5a95700 --- a/src/jsbn/sec.js +++ b/src/jsbn/sec.js @@ -2,6 +2,9 @@ // Requires ec.js, jsbn.js, and jsbn2.js +var ECCurveFp = require('./ec'); +var BigInteger = require('./jsbn'); + // ---------------- // X9ECParameters @@ -171,3 +174,5 @@ function getSECCurveByName(name) { if(name == "secp256r1") return secp256r1(); return null; } + +module.exports = getSECCurveByName; diff --git a/src/message.js b/src/message.js index a2dabc0..0cbd581 100644 --- a/src/message.js +++ b/src/message.js @@ -1,69 +1,67 @@ /** * Implements Bitcoin's feature for signing arbitrary messages. */ -Bitcoin.Message = (function () { - var Message = {}; +var Message = {}; - Message.magicPrefix = "Bitcoin Signed Message:\n"; +Message.magicPrefix = "Bitcoin Signed Message:\n"; - Message.makeMagicMessage = function (message) { - var magicBytes = Crypto.charenc.UTF8.stringToBytes(Message.magicPrefix); - var messageBytes = Crypto.charenc.UTF8.stringToBytes(message); +Message.makeMagicMessage = function (message) { + var magicBytes = Crypto.charenc.UTF8.stringToBytes(Message.magicPrefix); + var messageBytes = Crypto.charenc.UTF8.stringToBytes(message); - var buffer = []; - buffer = buffer.concat(Bitcoin.Util.numToVarInt(magicBytes.length)); - buffer = buffer.concat(magicBytes); - buffer = buffer.concat(Bitcoin.Util.numToVarInt(messageBytes.length)); - buffer = buffer.concat(messageBytes); + var buffer = []; + buffer = buffer.concat(Bitcoin.Util.numToVarInt(magicBytes.length)); + buffer = buffer.concat(magicBytes); + buffer = buffer.concat(Bitcoin.Util.numToVarInt(messageBytes.length)); + buffer = buffer.concat(messageBytes); - return buffer; - }; + return buffer; +}; - Message.getHash = function (message) { - var buffer = Message.makeMagicMessage(message); - return Crypto.SHA256(Crypto.SHA256(buffer, {asBytes: true}), {asBytes: true}); - }; +Message.getHash = function (message) { + var buffer = Message.makeMagicMessage(message); + return Crypto.SHA256(Crypto.SHA256(buffer, {asBytes: true}), {asBytes: true}); +}; - Message.signMessage = function (key, message, compressed) { - var hash = Message.getHash(message); +Message.signMessage = function (key, message, compressed) { + var hash = Message.getHash(message); - var sig = key.sign(hash); + var sig = key.sign(hash); - var obj = Bitcoin.ECDSA.parseSig(sig); + var obj = Bitcoin.ECDSA.parseSig(sig); - var address = key.getBitcoinAddress().toString(); - var i = Bitcoin.ECDSA.calcPubkeyRecoveryParam(address, obj.r, obj.s, hash); + var address = key.getBitcoinAddress().toString(); + var i = Bitcoin.ECDSA.calcPubkeyRecoveryParam(address, obj.r, obj.s, hash); - i += 27; - if (compressed) i += 4; + i += 27; + if (compressed) i += 4; - var rBa = obj.r.toByteArrayUnsigned(); - var sBa = obj.s.toByteArrayUnsigned(); + var rBa = obj.r.toByteArrayUnsigned(); + var sBa = obj.s.toByteArrayUnsigned(); - // Pad to 32 bytes per value - while (rBa.length < 32) rBa.unshift(0); - while (sBa.length < 32) sBa.unshift(0); + // Pad to 32 bytes per value + while (rBa.length < 32) rBa.unshift(0); + while (sBa.length < 32) sBa.unshift(0); - sig = [i].concat(rBa).concat(sBa); + sig = [i].concat(rBa).concat(sBa); - return Crypto.util.bytesToBase64(sig); - }; + return Crypto.util.bytesToBase64(sig); +}; - Message.verifyMessage = function (address, sig, message) { - sig = Crypto.util.base64ToBytes(sig); - sig = Bitcoin.ECDSA.parseSigCompact(sig); +Message.verifyMessage = function (address, sig, message) { + sig = Crypto.util.base64ToBytes(sig); + sig = Bitcoin.ECDSA.parseSigCompact(sig); - var hash = Message.getHash(message); + var hash = Message.getHash(message); - var isCompressed = !!(sig.i & 4); - var pubKey = Bitcoin.ECDSA.recoverPubKey(sig.r, sig.s, hash, sig.i); + var isCompressed = !!(sig.i & 4); + var pubKey = Bitcoin.ECDSA.recoverPubKey(sig.r, sig.s, hash, sig.i); - pubKey.setCompressed(isCompressed); + pubKey.setCompressed(isCompressed); - var expectedAddress = pubKey.getBitcoinAddress().toString(); + var expectedAddress = pubKey.getBitcoinAddress().toString(); - return (address === expectedAddress); - }; + return (address === expectedAddress); +}; - return Message; -})(); +module.exports = Message; diff --git a/src/opcode.js b/src/opcode.js index b21da46..0de4dcc 100644 --- a/src/opcode.js +++ b/src/opcode.js @@ -1,154 +1,154 @@ -(function () { - var Opcode = Bitcoin.Opcode = function (num) { - this.code = num; - }; - - Opcode.prototype.toString = function () { - return Opcode.reverseMap[this.code]; - }; - - Opcode.map = { - // push value - OP_0 : 0, - OP_FALSE : 0, - OP_PUSHDATA1 : 76, - OP_PUSHDATA2 : 77, - OP_PUSHDATA4 : 78, - OP_1NEGATE : 79, - OP_RESERVED : 80, - OP_1 : 81, - OP_TRUE : 81, - OP_2 : 82, - OP_3 : 83, - OP_4 : 84, - OP_5 : 85, - OP_6 : 86, - OP_7 : 87, - OP_8 : 88, - OP_9 : 89, - OP_10 : 90, - OP_11 : 91, - OP_12 : 92, - OP_13 : 93, - OP_14 : 94, - OP_15 : 95, - OP_16 : 96, - - // control - OP_NOP : 97, - OP_VER : 98, - OP_IF : 99, - OP_NOTIF : 100, - OP_VERIF : 101, - OP_VERNOTIF : 102, - OP_ELSE : 103, - OP_ENDIF : 104, - OP_VERIFY : 105, - OP_RETURN : 106, - - // stack ops - OP_TOALTSTACK : 107, - OP_FROMALTSTACK : 108, - OP_2DROP : 109, - OP_2DUP : 110, - OP_3DUP : 111, - OP_2OVER : 112, - OP_2ROT : 113, - OP_2SWAP : 114, - OP_IFDUP : 115, - OP_DEPTH : 116, - OP_DROP : 117, - OP_DUP : 118, - OP_NIP : 119, - OP_OVER : 120, - OP_PICK : 121, - OP_ROLL : 122, - OP_ROT : 123, - OP_SWAP : 124, - OP_TUCK : 125, - - // splice ops - OP_CAT : 126, - OP_SUBSTR : 127, - OP_LEFT : 128, - OP_RIGHT : 129, - OP_SIZE : 130, - - // bit logic - OP_INVERT : 131, - OP_AND : 132, - OP_OR : 133, - OP_XOR : 134, - OP_EQUAL : 135, - OP_EQUALVERIFY : 136, - OP_RESERVED1 : 137, - OP_RESERVED2 : 138, - - // numeric - OP_1ADD : 139, - OP_1SUB : 140, - OP_2MUL : 141, - OP_2DIV : 142, - OP_NEGATE : 143, - OP_ABS : 144, - OP_NOT : 145, - OP_0NOTEQUAL : 146, - - OP_ADD : 147, - OP_SUB : 148, - OP_MUL : 149, - OP_DIV : 150, - OP_MOD : 151, - OP_LSHIFT : 152, - OP_RSHIFT : 153, - - OP_BOOLAND : 154, - OP_BOOLOR : 155, - OP_NUMEQUAL : 156, - OP_NUMEQUALVERIFY : 157, - OP_NUMNOTEQUAL : 158, - OP_LESSTHAN : 159, - OP_GREATERTHAN : 160, - OP_LESSTHANOREQUAL : 161, - OP_GREATERTHANOREQUAL : 162, - OP_MIN : 163, - OP_MAX : 164, - - OP_WITHIN : 165, - - // crypto - OP_RIPEMD160 : 166, - OP_SHA1 : 167, - OP_SHA256 : 168, - OP_HASH160 : 169, - OP_HASH256 : 170, - OP_CODESEPARATOR : 171, - OP_CHECKSIG : 172, - OP_CHECKSIGVERIFY : 173, - OP_CHECKMULTISIG : 174, - OP_CHECKMULTISIGVERIFY : 175, - - // expansion - OP_NOP1 : 176, - OP_NOP2 : 177, - OP_NOP3 : 178, - OP_NOP4 : 179, - OP_NOP5 : 180, - OP_NOP6 : 181, - OP_NOP7 : 182, - OP_NOP8 : 183, - OP_NOP9 : 184, - OP_NOP10 : 185, - - // template matching params - OP_PUBKEYHASH : 253, - OP_PUBKEY : 254, - OP_INVALIDOPCODE : 255 - }; - - Opcode.reverseMap = []; - - for (var i in Opcode.map) { - Opcode.reverseMap[Opcode.map[i]] = i; - } -})(); +var Opcode = function (num) { + this.code = num; +}; + +Opcode.prototype.toString = function () { + return Opcode.reverseMap[this.code]; +}; + +Opcode.map = { + // push value + OP_0 : 0, + OP_FALSE : 0, + OP_PUSHDATA1 : 76, + OP_PUSHDATA2 : 77, + OP_PUSHDATA4 : 78, + OP_1NEGATE : 79, + OP_RESERVED : 80, + OP_1 : 81, + OP_TRUE : 81, + OP_2 : 82, + OP_3 : 83, + OP_4 : 84, + OP_5 : 85, + OP_6 : 86, + OP_7 : 87, + OP_8 : 88, + OP_9 : 89, + OP_10 : 90, + OP_11 : 91, + OP_12 : 92, + OP_13 : 93, + OP_14 : 94, + OP_15 : 95, + OP_16 : 96, + + // control + OP_NOP : 97, + OP_VER : 98, + OP_IF : 99, + OP_NOTIF : 100, + OP_VERIF : 101, + OP_VERNOTIF : 102, + OP_ELSE : 103, + OP_ENDIF : 104, + OP_VERIFY : 105, + OP_RETURN : 106, + + // stack ops + OP_TOALTSTACK : 107, + OP_FROMALTSTACK : 108, + OP_2DROP : 109, + OP_2DUP : 110, + OP_3DUP : 111, + OP_2OVER : 112, + OP_2ROT : 113, + OP_2SWAP : 114, + OP_IFDUP : 115, + OP_DEPTH : 116, + OP_DROP : 117, + OP_DUP : 118, + OP_NIP : 119, + OP_OVER : 120, + OP_PICK : 121, + OP_ROLL : 122, + OP_ROT : 123, + OP_SWAP : 124, + OP_TUCK : 125, + + // splice ops + OP_CAT : 126, + OP_SUBSTR : 127, + OP_LEFT : 128, + OP_RIGHT : 129, + OP_SIZE : 130, + + // bit logic + OP_INVERT : 131, + OP_AND : 132, + OP_OR : 133, + OP_XOR : 134, + OP_EQUAL : 135, + OP_EQUALVERIFY : 136, + OP_RESERVED1 : 137, + OP_RESERVED2 : 138, + + // numeric + OP_1ADD : 139, + OP_1SUB : 140, + OP_2MUL : 141, + OP_2DIV : 142, + OP_NEGATE : 143, + OP_ABS : 144, + OP_NOT : 145, + OP_0NOTEQUAL : 146, + + OP_ADD : 147, + OP_SUB : 148, + OP_MUL : 149, + OP_DIV : 150, + OP_MOD : 151, + OP_LSHIFT : 152, + OP_RSHIFT : 153, + + OP_BOOLAND : 154, + OP_BOOLOR : 155, + OP_NUMEQUAL : 156, + OP_NUMEQUALVERIFY : 157, + OP_NUMNOTEQUAL : 158, + OP_LESSTHAN : 159, + OP_GREATERTHAN : 160, + OP_LESSTHANOREQUAL : 161, + OP_GREATERTHANOREQUAL : 162, + OP_MIN : 163, + OP_MAX : 164, + + OP_WITHIN : 165, + + // crypto + OP_RIPEMD160 : 166, + OP_SHA1 : 167, + OP_SHA256 : 168, + OP_HASH160 : 169, + OP_HASH256 : 170, + OP_CODESEPARATOR : 171, + OP_CHECKSIG : 172, + OP_CHECKSIGVERIFY : 173, + OP_CHECKMULTISIG : 174, + OP_CHECKMULTISIGVERIFY : 175, + + // expansion + OP_NOP1 : 176, + OP_NOP2 : 177, + OP_NOP3 : 178, + OP_NOP4 : 179, + OP_NOP5 : 180, + OP_NOP6 : 181, + OP_NOP7 : 182, + OP_NOP8 : 183, + OP_NOP9 : 184, + OP_NOP10 : 185, + + // template matching params + OP_PUBKEYHASH : 253, + OP_PUBKEY : 254, + OP_INVALIDOPCODE : 255 +}; + +Opcode.reverseMap = []; + +for (var i in Opcode.map) { + Opcode.reverseMap[Opcode.map[i]] = i; +} + +module.exports = Opcode; diff --git a/src/script.js b/src/script.js index 71f1ef5..7990026 100644 --- a/src/script.js +++ b/src/script.js @@ -1,347 +1,369 @@ -(function () { - var Opcode = Bitcoin.Opcode; +var Opcode = require('./opcode'); +var util = require('./util'); +var conv = require('./convert'); - // Make opcodes available as pseudo-constants - for (var i in Opcode.map) { - eval("var " + i + " = " + Opcode.map[i] + ";"); +var Script = function (data) { + if (!data) { + this.buffer = []; + } else if ("string" == typeof data) { + this.buffer = Crypto.util.base64ToBytes(data); + } else if (util.isArray(data)) { + this.buffer = data; + } else if (data instanceof Script) { + this.buffer = data.buffer; + } else { + throw new Error("Invalid script"); } - var Script = Bitcoin.Script = function (data) { - if (!data) { - this.buffer = []; - } else if ("string" == typeof data) { - this.buffer = Crypto.util.base64ToBytes(data); - } else if (Bitcoin.Util.isArray(data)) { - this.buffer = data; - } else if (data instanceof Script) { - this.buffer = data.buffer; + this.parse(); +}; + +Script.fromPubKey = function(str) { + var script = new Script(); + var s = str.split(" "); + for (var i in s) { + if (Opcode.map.hasOwnProperty(s[i])){ + script.writeOp(Opcode.map[s[i]]); } else { - throw new Error("Invalid script"); + script.writeBytes(conv.hexToBytes(s[i])); } + } + return script; +}; - this.parse(); - }; +Script.fromScriptSig = function(str) { + var script = new Script(); + var s = str.split(" "); + for (var i in s) { + if (Opcode.map.hasOwnProperty(s[i])){ + script.writeOp(Opcode.map[s[i]]); + } else { + script.writeBytes(conv.hexToBytes(s[i])); + } + } + return script; +}; - /** - * Update the parsed script representation. - * - * Each Script object stores the script in two formats. First as a raw byte - * array and second as an array of "chunks", such as opcodes and pieces of - * data. - * - * This method updates the chunks cache. Normally this is called by the - * constructor and you don't need to worry about it. However, if you change - * the script buffer manually, you should update the chunks using this method. - */ - Script.prototype.parse = function () { - var self = this; +/** + * Update the parsed script representation. + * + * Each Script object stores the script in two formats. First as a raw byte + * array and second as an array of "chunks", such as opcodes and pieces of + * data. + * + * This method updates the chunks cache. Normally this is called by the + * constructor and you don't need to worry about it. However, if you change + * the script buffer manually, you should update the chunks using this method. + */ +Script.prototype.parse = function () { + var self = this; - this.chunks = []; + this.chunks = []; - // Cursor - var i = 0; + // Cursor + var i = 0; - // Read n bytes and store result as a chunk - function readChunk(n) { - self.chunks.push(self.buffer.slice(i, i + n)); - i += n; - }; + // Read n bytes and store result as a chunk + function readChunk(n) { + self.chunks.push(self.buffer.slice(i, i + n)); + i += n; + }; - while (i < this.buffer.length) { - var opcode = this.buffer[i++]; - if (opcode >= 0xF0) { - // Two byte opcode - opcode = (opcode << 8) | this.buffer[i++]; - } + while (i < this.buffer.length) { + var opcode = this.buffer[i++]; + if (opcode >= 0xF0) { + // Two byte opcode + opcode = (opcode << 8) | this.buffer[i++]; + } - var len; - if (opcode > 0 && opcode < OP_PUSHDATA1) { - // Read some bytes of data, opcode value is the length of data - readChunk(opcode); - } else if (opcode == OP_PUSHDATA1) { - len = this.buffer[i++]; - readChunk(len); - } else if (opcode == OP_PUSHDATA2) { - len = (this.buffer[i++] << 8) | this.buffer[i++]; - readChunk(len); - } else if (opcode == OP_PUSHDATA4) { - len = (this.buffer[i++] << 24) | - (this.buffer[i++] << 16) | - (this.buffer[i++] << 8) | - this.buffer[i++]; - readChunk(len); - } else { - this.chunks.push(opcode); - } + var len; + if (opcode > 0 && opcode < Opcode.map.OP_PUSHDATA1) { + // Read some bytes of data, opcode value is the length of data + readChunk(opcode); + } else if (opcode == Opcode.map.OP_PUSHDATA1) { + len = this.buffer[i++]; + readChunk(len); + } else if (opcode == Opcode.map.OP_PUSHDATA2) { + len = (this.buffer[i++] << 8) | this.buffer[i++]; + readChunk(len); + } else if (opcode == Opcode.map.OP_PUSHDATA4) { + len = (this.buffer[i++] << 24) | + (this.buffer[i++] << 16) | + (this.buffer[i++] << 8) | + this.buffer[i++]; + readChunk(len); + } else { + this.chunks.push(opcode); } - }; + } +}; - /** - * Compare the script to known templates of scriptPubKey. - * - * This method will compare the script to a small number of standard script - * templates and return a string naming the detected type. - * - * Currently supported are: - * Address: - * Paying to a Bitcoin address which is the hash of a pubkey. - * OP_DUP OP_HASH160 [pubKeyHash] OP_EQUALVERIFY OP_CHECKSIG - * - * Pubkey: - * Paying to a public key directly. - * [pubKey] OP_CHECKSIG - * - * Strange: - * Any other script (no template matched). - */ - Script.prototype.getOutType = function () { +/** + * Compare the script to known templates of scriptPubKey. + * + * This method will compare the script to a small number of standard script + * templates and return a string naming the detected type. + * + * Currently supported are: + * Address: + * Paying to a Bitcoin address which is the hash of a pubkey. + * OP_DUP OP_HASH160 [pubKeyHash] OP_EQUALVERIFY OP_CHECKSIG + * + * Pubkey: + * Paying to a public key directly. + * [pubKey] OP_CHECKSIG + * + * Strange: + * Any other script (no template matched). + */ +Script.prototype.getOutType = function () { +if (this.chunks[this.chunks.length-1] == Opcode.map.OP_CHECKMULTISIG && this.chunks[this.chunks.length-2] <= 3) { + // Transfer to M-OF-N + return 'Multisig'; +} else if (this.chunks.length == 5 && + this.chunks[0] == Opcode.map.OP_DUP && + this.chunks[1] == Opcode.map.OP_HASH160 && + this.chunks[3] == Opcode.map.OP_EQUALVERIFY && + this.chunks[4] == Opcode.map.OP_CHECKSIG) { + // Transfer to Bitcoin address + return 'Address'; +} else if (this.chunks.length == 2 && + this.chunks[1] == Opcode.map.OP_CHECKSIG) { + // Transfer to IP address + return 'Pubkey'; +} else { + return 'Strange'; +} +} - if (this.chunks[this.chunks.length-1] == OP_CHECKMULTISIG && this.chunks[this.chunks.length-2] <= 3) { - // Transfer to M-OF-N - return 'Multisig'; - } else if (this.chunks.length == 5 && - this.chunks[0] == OP_DUP && - this.chunks[1] == OP_HASH160 && - this.chunks[3] == OP_EQUALVERIFY && - this.chunks[4] == OP_CHECKSIG) { - // Transfer to Bitcoin address - return 'Address'; - } else if (this.chunks.length == 2 && - this.chunks[1] == OP_CHECKSIG) { - // Transfer to IP address +/** + * Returns the affected address hash for this output. + * + * For standard transactions, this will return the hash of the pubKey that + * can spend this output. + * + * In the future, for payToScriptHash outputs, this will return the + * scriptHash. Note that non-standard and standard payToScriptHash transactions + * look the same + * + * This method is useful for indexing transactions. + */ +Script.prototype.simpleOutHash = function () +{ + switch (this.getOutType()) { + case 'Address': + return this.chunks[2]; + case 'Pubkey': + return Bitcoin.Util.sha256ripe160(this.chunks[0]); + default: + throw new Error("Encountered non-standard scriptPubKey: " + this.getOutType()); + } +}; + +/** + * Old name for Script#simpleOutHash. + * + * @deprecated + */ +Script.prototype.simpleOutPubKeyHash = Script.prototype.simpleOutHash; + +/** + * Compare the script to known templates of scriptSig. + * + * This method will compare the script to a small number of standard script + * templates and return a string naming the detected type. + * + * WARNING: Use this method with caution. It merely represents a heuristic + * based on common transaction formats. A non-standard transaction could + * very easily match one of these templates by accident. + * + * Currently supported are: + * Address: + * Paying to a Bitcoin address which is the hash of a pubkey. + * [sig] [pubKey] + * + * Pubkey: + * Paying to a public key directly. + * [sig] + * + * Strange: + * Any other script (no template matched). + */ +Script.prototype.getInType = function () +{ + if (this.chunks.length == 1 && + Bitcoin.Util.isArray(this.chunks[0])) { + // Direct IP to IP transactions only have the signature in their scriptSig. + // TODO: We could also check that the length of the data is correct. return 'Pubkey'; + } else if (this.chunks.length == 2 && + util.isArray(this.chunks[0]) && + util.isArray(this.chunks[1])) { + return 'Address'; } else { return 'Strange'; - } -} + } +}; - /** - * Returns the affected address hash for this output. - * - * For standard transactions, this will return the hash of the pubKey that - * can spend this output. - * - * In the future, for payToScriptHash outputs, this will return the - * scriptHash. Note that non-standard and standard payToScriptHash transactions - * look the same - * - * This method is useful for indexing transactions. - */ - Script.prototype.simpleOutHash = function () - { - switch (this.getOutType()) { - case 'Address': - return this.chunks[2]; - case 'Pubkey': - return Bitcoin.Util.sha256ripe160(this.chunks[0]); - default: - throw new Error("Encountered non-standard scriptPubKey"); - } - }; +/** + * Returns the affected public key for this input. + * + * This currently only works with payToPubKeyHash transactions. It will also + * work in the future for standard payToScriptHash transactions that use a + * single public key. + * + * However for multi-key and other complex transactions, this will only return + * one of the keys or raise an error. Therefore, it is recommended for indexing + * purposes to use Script#simpleInHash or Script#simpleOutHash instead. + * + * @deprecated + */ +Script.prototype.simpleInPubKey = function () +{ + switch (this.getInType()) { + case 'Address': + return this.chunks[1]; + case 'Pubkey': + // TODO: Theoretically, we could recover the pubkey from the sig here. + // See https://bitcointalk.org/?topic=6430.0 + throw new Error("Script does not contain pubkey."); + default: + throw new Error("Encountered non-standard scriptSig"); + } +}; - /** - * Old name for Script#simpleOutHash. - * - * @deprecated - */ - Script.prototype.simpleOutPubKeyHash = Script.prototype.simpleOutHash; +/** + * Returns the affected address hash for this input. + * + * For standard transactions, this will return the hash of the pubKey that + * can spend this output. + * + * In the future, for standard payToScriptHash inputs, this will return the + * scriptHash. + * + * Note: This function provided for convenience. If you have the corresponding + * scriptPubKey available, you are urged to use Script#simpleOutHash instead + * as it is more reliable for non-standard payToScriptHash transactions. + * + * This method is useful for indexing transactions. + */ +Script.prototype.simpleInHash = function () +{ + return Bitcoin.Util.sha256ripe160(this.simpleInPubKey()); +}; - /** - * Compare the script to known templates of scriptSig. - * - * This method will compare the script to a small number of standard script - * templates and return a string naming the detected type. - * - * WARNING: Use this method with caution. It merely represents a heuristic - * based on common transaction formats. A non-standard transaction could - * very easily match one of these templates by accident. - * - * Currently supported are: - * Address: - * Paying to a Bitcoin address which is the hash of a pubkey. - * [sig] [pubKey] - * - * Pubkey: - * Paying to a public key directly. - * [sig] - * - * Strange: - * Any other script (no template matched). - */ - Script.prototype.getInType = function () - { - if (this.chunks.length == 1 && - Bitcoin.Util.isArray(this.chunks[0])) { - // Direct IP to IP transactions only have the signature in their scriptSig. - // TODO: We could also check that the length of the data is correct. - return 'Pubkey'; - } else if (this.chunks.length == 2 && - Bitcoin.Util.isArray(this.chunks[0]) && - Bitcoin.Util.isArray(this.chunks[1])) { - return 'Address'; - } else { - return 'Strange'; - } - }; +/** + * Old name for Script#simpleInHash. + * + * @deprecated + */ +Script.prototype.simpleInPubKeyHash = Script.prototype.simpleInHash; - /** - * Returns the affected public key for this input. - * - * This currently only works with payToPubKeyHash transactions. It will also - * work in the future for standard payToScriptHash transactions that use a - * single public key. - * - * However for multi-key and other complex transactions, this will only return - * one of the keys or raise an error. Therefore, it is recommended for indexing - * purposes to use Script#simpleInHash or Script#simpleOutHash instead. - * - * @deprecated - */ - Script.prototype.simpleInPubKey = function () - { - switch (this.getInType()) { - case 'Address': - return this.chunks[1]; - case 'Pubkey': - // TODO: Theoretically, we could recover the pubkey from the sig here. - // See https://bitcointalk.org/?topic=6430.0 - throw new Error("Script does not contain pubkey."); - default: - throw new Error("Encountered non-standard scriptSig"); - } - }; +/** + * Add an op code to the script. + */ +Script.prototype.writeOp = function (opcode) +{ + this.buffer.push(opcode); + this.chunks.push(opcode); +}; - /** - * Returns the affected address hash for this input. - * - * For standard transactions, this will return the hash of the pubKey that - * can spend this output. - * - * In the future, for standard payToScriptHash inputs, this will return the - * scriptHash. - * - * Note: This function provided for convenience. If you have the corresponding - * scriptPubKey available, you are urged to use Script#simpleOutHash instead - * as it is more reliable for non-standard payToScriptHash transactions. - * - * This method is useful for indexing transactions. - */ - Script.prototype.simpleInHash = function () - { - return Bitcoin.Util.sha256ripe160(this.simpleInPubKey()); - }; +/** + * Add a data chunk to the script. + */ +Script.prototype.writeBytes = function (data) +{ + if (data.length < Opcode.map.OP_PUSHDATA1) { + this.buffer.push(data.length); + } else if (data.length <= 0xff) { + this.buffer.push(Opcode.map.OP_PUSHDATA1); + this.buffer.push(data.length); + } else if (data.length <= 0xffff) { + this.buffer.push(Opcode.map.OP_PUSHDATA2); + this.buffer.push(data.length & 0xff); + this.buffer.push((data.length >>> 8) & 0xff); + } else { + this.buffer.push(Opcode.map.OP_PUSHDATA4); + this.buffer.push(data.length & 0xff); + this.buffer.push((data.length >>> 8) & 0xff); + this.buffer.push((data.length >>> 16) & 0xff); + this.buffer.push((data.length >>> 24) & 0xff); + } + this.buffer = this.buffer.concat(data); + this.chunks.push(data); +}; - /** - * Old name for Script#simpleInHash. - * - * @deprecated - */ - Script.prototype.simpleInPubKeyHash = Script.prototype.simpleInHash; +/** + * Create a standard payToPubKeyHash output. + */ +Script.createOutputScript = function (address) +{ + var script = new Script(); + script.writeOp(Opcode.map.OP_DUP); + script.writeOp(Opcode.map.OP_HASH160); + script.writeBytes(address.hash); + script.writeOp(Opcode.map.OP_EQUALVERIFY); + script.writeOp(Opcode.map.OP_CHECKSIG); + return script; +}; - /** - * Add an op code to the script. - */ - Script.prototype.writeOp = function (opcode) - { - this.buffer.push(opcode); - this.chunks.push(opcode); - }; - /** - * Add a data chunk to the script. - */ - Script.prototype.writeBytes = function (data) - { - if (data.length < OP_PUSHDATA1) { - this.buffer.push(data.length); - } else if (data.length <= 0xff) { - this.buffer.push(OP_PUSHDATA1); - this.buffer.push(data.length); - } else if (data.length <= 0xffff) { - this.buffer.push(OP_PUSHDATA2); - this.buffer.push(data.length & 0xff); - this.buffer.push((data.length >>> 8) & 0xff); - } else { - this.buffer.push(OP_PUSHDATA4); - this.buffer.push(data.length & 0xff); - this.buffer.push((data.length >>> 8) & 0xff); - this.buffer.push((data.length >>> 16) & 0xff); - this.buffer.push((data.length >>> 24) & 0xff); +/** + * Extract bitcoin addresses from an output script + */ +Script.prototype.extractAddresses = function (addresses) +{ + switch (this.getOutType()) { + case 'Address': + addresses.push(new Address(this.chunks[2])); + return 1; + case 'Pubkey': + addresses.push(new Address(Util.sha256ripe160(this.chunks[0]))); + return 1; + case 'Multisig': + for (var i = 1; i < this.chunks.length-2; ++i) { + addresses.push(new Address(Util.sha256ripe160(this.chunks[i]))); } - this.buffer = this.buffer.concat(data); - this.chunks.push(data); - }; + return this.chunks[0] - OP_1 + 1; + default: + throw new Error("Encountered non-standard scriptPubKey"); + } +}; - /** - * Create a standard payToPubKeyHash output. - */ - Script.createOutputScript = function (address) - { - var script = new Script(); - script.writeOp(OP_DUP); - script.writeOp(OP_HASH160); - script.writeBytes(address.hash); - script.writeOp(OP_EQUALVERIFY); - script.writeOp(OP_CHECKSIG); - return script; - }; +/** + * Create an m-of-n output script + */ +Script.createMultiSigOutputScript = function (m, pubkeys) +{ + var script = new Script(); + script.writeOp(Opcode.map.OP_1 + m - 1); - /** - * Extract bitcoin addresses from an output script - */ - Script.prototype.extractAddresses = function (addresses) - { - switch (this.getOutType()) { - case 'Address': - addresses.push(new Address(this.chunks[2])); - return 1; - case 'Pubkey': - addresses.push(new Address(Util.sha256ripe160(this.chunks[0]))); - return 1; - case 'Multisig': - for (var i = 1; i < this.chunks.length-2; ++i) { - addresses.push(new Address(Util.sha256ripe160(this.chunks[i]))); - } - return this.chunks[0] - OP_1 + 1; - default: - throw new Error("Encountered non-standard scriptPubKey"); - } - }; + for (var i = 0; i < pubkeys.length; ++i) { + script.writeBytes(pubkeys[i]); + } + + script.writeOp(Opcode.map.OP_1 + pubkeys.length - 1); - /** - * Create an m-of-n output script - */ - Script.createMultiSigOutputScript = function (m, pubkeys) - { - var script = new Bitcoin.Script(); - - script.writeOp(OP_1 + m - 1); - - for (var i = 0; i < pubkeys.length; ++i) { - script.writeBytes(pubkeys[i]); - } - - script.writeOp(OP_1 + pubkeys.length - 1); + script.writeOp(Opcode.map.OP_CHECKMULTISIG); - script.writeOp(OP_CHECKMULTISIG); + return script; +}; - return script; - }; +/** + * Create a standard payToPubKeyHash input. + */ +Script.createInputScript = function (signature, pubKey) +{ + var script = new Script(); + script.writeBytes(signature); + script.writeBytes(pubKey); + return script; +}; - /** - * Create a standard payToPubKeyHash input. - */ - Script.createInputScript = function (signature, pubKey) - { - var script = new Script(); - script.writeBytes(signature); - script.writeBytes(pubKey); - return script; - }; +Script.prototype.clone = function () +{ + return new Script(this.buffer); +}; - Script.prototype.clone = function () - { - return new Script(this.buffer); - }; -})(); +module.exports = Script; diff --git a/src/transaction.js b/src/transaction.js index c06dc87..45a8b12 100644 --- a/src/transaction.js +++ b/src/transaction.js @@ -1,445 +1,467 @@ -(function () { - var Script = Bitcoin.Script; - - var Transaction = Bitcoin.Transaction = function (doc) { - this.version = 1; - this.lock_time = 0; - this.ins = []; - this.outs = []; - this.timestamp = null; - this.block = null; - - if (doc) { - if (doc.hash) this.hash = doc.hash; - if (doc.version) this.version = doc.version; - if (doc.lock_time) this.lock_time = doc.lock_time; - if (doc.ins && doc.ins.length) { - for (var i = 0; i < doc.ins.length; i++) { - this.addInput(new TransactionIn(doc.ins[i])); - } +var BigInteger = require('./jsbn/jsbn'); +var Script = require('./script'); +var util = require('./util'); +var conv = require('./convert'); +var Crypto = require('./crypto-js/crypto'); + +var Transaction = function (doc) { + this.version = 1; + this.lock_time = 0; + this.ins = []; + this.outs = []; + this.timestamp = null; + this.block = null; + + if (doc) { + if (doc.hash) this.hash = doc.hash; + if (doc.version) this.version = doc.version; + if (doc.lock_time) this.lock_time = doc.lock_time; + if (doc.ins && doc.ins.length) { + for (var i = 0; i < doc.ins.length; i++) { + this.addInput(new TransactionIn(doc.ins[i])); } - if (doc.outs && doc.outs.length) { - for (var i = 0; i < doc.outs.length; i++) { - this.addOutput(new TransactionOut(doc.outs[i])); - } - } - if (doc.timestamp) this.timestamp = doc.timestamp; - if (doc.block) this.block = doc.block; - } - }; - - /** - * Turn transaction data into Transaction objects. - * - * Takes an array of plain JavaScript objects containing transaction data and - * returns an array of Transaction objects. - */ - Transaction.objectify = function (txs) { - var objs = []; - for (var i = 0; i < txs.length; i++) { - objs.push(new Transaction(txs[i])); - } - return objs; - }; - - /** - * Create a new txin. - * - * Can be called with an existing TransactionIn object to add it to the - * transaction. Or it can be called with a Transaction object and an integer - * output index, in which case a new TransactionIn object pointing to the - * referenced output will be created. - * - * Note that this method does not sign the created input. - */ - Transaction.prototype.addInput = function (tx, outIndex) { - if (arguments[0] instanceof TransactionIn) { - this.ins.push(arguments[0]); - } else { - this.ins.push(new TransactionIn({ - outpoint: { - hash: tx.hash, - index: outIndex - }, - script: new Bitcoin.Script(), - sequence: 4294967295 - })); } - }; - - /** - * Create a new txout. - * - * Can be called with an existing TransactionOut object to add it to the - * transaction. Or it can be called with an Address object and a BigInteger - * for the amount, in which case a new TransactionOut object with those - * values will be created. - */ - Transaction.prototype.addOutput = function (address, value) { - if (arguments[0] instanceof TransactionOut) { - this.outs.push(arguments[0]); - } else { - if (value instanceof BigInteger) { - value = value.toByteArrayUnsigned().reverse(); - while (value.length < 8) value.push(0); - } else if (Bitcoin.Util.isArray(value)) { - // Nothing to do + if (doc.outs && doc.outs.length) { + for (var i = 0; i < doc.outs.length; i++) { + this.addOutput(new TransactionOut(doc.outs[i])); } - - this.outs.push(new TransactionOut({ - value: value, - script: Script.createOutputScript(address) - })); - } - }; - - /** - * Serialize this transaction. - * - * Returns the transaction as a byte array in the standard Bitcoin binary - * format. This method is byte-perfect, i.e. the resulting byte array can - * be hashed to get the transaction's standard Bitcoin hash. - */ - Transaction.prototype.serialize = function () - { - var buffer = []; - buffer = buffer.concat(Crypto.util.wordsToBytes([parseInt(this.version)]).reverse()); - buffer = buffer.concat(Bitcoin.Util.numToVarInt(this.ins.length)); - for (var i = 0; i < this.ins.length; i++) { - var txin = this.ins[i]; - buffer = buffer.concat(Crypto.util.base64ToBytes(txin.outpoint.hash)); - buffer = buffer.concat(Crypto.util.wordsToBytes([parseInt(txin.outpoint.index)]).reverse()); - var scriptBytes = txin.script.buffer; - buffer = buffer.concat(Bitcoin.Util.numToVarInt(scriptBytes.length)); - buffer = buffer.concat(scriptBytes); - buffer = buffer.concat(Crypto.util.wordsToBytes([parseInt(txin.sequence)]).reverse()); - } - buffer = buffer.concat(Bitcoin.Util.numToVarInt(this.outs.length)); - for (var i = 0; i < this.outs.length; i++) { - var txout = this.outs[i]; - buffer = buffer.concat(txout.value); - var scriptBytes = txout.script.buffer; - buffer = buffer.concat(Bitcoin.Util.numToVarInt(scriptBytes.length)); - buffer = buffer.concat(scriptBytes); - } - buffer = buffer.concat(Crypto.util.wordsToBytes([parseInt(this.lock_time)]).reverse()); - - return buffer; - }; - - var OP_CODESEPARATOR = 171; - - var SIGHASH_ALL = 1; - var SIGHASH_NONE = 2; - var SIGHASH_SINGLE = 3; - var SIGHASH_ANYONECANPAY = 80; - - /** - * Hash transaction for signing a specific input. - * - * Bitcoin uses a different hash for each signed transaction input. This - * method copies the transaction, makes the necessary changes based on the - * hashType, serializes and finally hashes the result. This hash can then be - * used to sign the transaction input in question. - */ - Transaction.prototype.hashTransactionForSignature = - function (connectedScript, inIndex, hashType) - { - var txTmp = this.clone(); - - // In case concatenating two scripts ends up with two codeseparators, - // or an extra one at the end, this prevents all those possible - // incompatibilities. - /*scriptCode = scriptCode.filter(function (val) { - return val !== OP_CODESEPARATOR; - });*/ - - // Blank out other inputs' signatures - for (var i = 0; i < txTmp.ins.length; i++) { - txTmp.ins[i].script = new Script(); - } - - txTmp.ins[inIndex].script = connectedScript; - - // Blank out some of the outputs - if ((hashType & 0x1f) == SIGHASH_NONE) { - txTmp.outs = []; - - // Let the others update at will - for (var i = 0; i < txTmp.ins.length; i++) - if (i != inIndex) - txTmp.ins[i].sequence = 0; - } else if ((hashType & 0x1f) == SIGHASH_SINGLE) { - // TODO: Implement } - - // Blank out other inputs completely, not recommended for open transactions - if (hashType & SIGHASH_ANYONECANPAY) { - txTmp.ins = [txTmp.ins[inIndex]]; - } - - var buffer = txTmp.serialize(); - - buffer = buffer.concat(Crypto.util.wordsToBytes([parseInt(hashType)]).reverse()); - - var hash1 = Crypto.SHA256(buffer, {asBytes: true}); - - return Crypto.SHA256(hash1, {asBytes: true}); - }; - - /** - * Calculate and return the transaction's hash. - */ - Transaction.prototype.getHash = function () - { - var buffer = this.serialize(); - return Crypto.SHA256(Crypto.SHA256(buffer, {asBytes: true}), {asBytes: true}); - }; - - /** - * Create a copy of this transaction object. - */ - Transaction.prototype.clone = function () - { - var newTx = new Transaction(); - newTx.version = this.version; - newTx.lock_time = this.lock_time; - for (var i = 0; i < this.ins.length; i++) { - var txin = this.ins[i].clone(); - newTx.addInput(txin); - } - for (var i = 0; i < this.outs.length; i++) { - var txout = this.outs[i].clone(); - newTx.addOutput(txout); - } - return newTx; - }; - - /** - * Analyze how this transaction affects a wallet. - * - * Returns an object with properties 'impact', 'type' and 'addr'. - * - * 'impact' is an object, see Transaction#calcImpact. - * - * 'type' can be one of the following: - * - * recv: - * This is an incoming transaction, the wallet received money. - * 'addr' contains the first address in the wallet that receives money - * from this transaction. - * - * self: - * This is an internal transaction, money was sent within the wallet. - * 'addr' is undefined. - * - * sent: - * This is an outgoing transaction, money was sent out from the wallet. - * 'addr' contains the first external address, i.e. the recipient. - * - * other: - * This method was unable to detect what the transaction does. Either it - */ - Transaction.prototype.analyze = function (wallet) { - if (!(wallet instanceof Bitcoin.Wallet)) return null; - - var allFromMe = true, - allToMe = true, - firstRecvHash = null, - firstMeRecvHash = null, - firstSendHash = null; - - for (var i = this.outs.length-1; i >= 0; i--) { - var txout = this.outs[i]; - var hash = txout.script.simpleOutPubKeyHash(); - if (!wallet.hasHash(hash)) { - allToMe = false; - } else { - firstMeRecvHash = hash; - } - firstRecvHash = hash; - } - for (var i = this.ins.length-1; i >= 0; i--) { - var txin = this.ins[i]; - firstSendHash = txin.script.simpleInPubKeyHash(); - if (!wallet.hasHash(firstSendHash)) { - allFromMe = false; - break; - } + if (doc.timestamp) this.timestamp = doc.timestamp; + if (doc.block) this.block = doc.block; + } +}; + +/** + * Turn transaction data into Transaction objects. + * + * Takes an array of plain JavaScript objects containing transaction data and + * returns an array of Transaction objects. + */ +Transaction.objectify = function (txs) { + var objs = []; + for (var i = 0; i < txs.length; i++) { + objs.push(new Transaction(txs[i])); + } + return objs; +}; + +/** + * Create a new txin. + * + * Can be called with an existing TransactionIn object to add it to the + * transaction. Or it can be called with a Transaction object and an integer + * output index, in which case a new TransactionIn object pointing to the + * referenced output will be created. + * + * Note that this method does not sign the created input. + */ +Transaction.prototype.addInput = function (tx, outIndex) { + if (arguments[0] instanceof TransactionIn) { + this.ins.push(arguments[0]); + } else { + this.ins.push(new TransactionIn({ + outpoint: { + hash: tx.hash, + index: outIndex + }, + script: new Script(), + sequence: 4294967295 + })); + } +}; + +/** + * Create a new txout. + * + * Can be called with an existing TransactionOut object to add it to the + * transaction. Or it can be called with an Address object and a BigInteger + * for the amount, in which case a new TransactionOut object with those + * values will be created. + */ +Transaction.prototype.addOutput = function (address, value) { + if (arguments[0] instanceof TransactionOut) { + this.outs.push(arguments[0]); + } else { + if (value instanceof BigInteger) { + value = value.toByteArrayUnsigned().reverse(); + while (value.length < 8) value.push(0); + } else if (Bitcoin.Util.isArray(value)) { + // Nothing to do } - var impact = this.calcImpact(wallet); - - var analysis = {}; - - analysis.impact = impact; - - if (impact.sign > 0 && impact.value.compareTo(BigInteger.ZERO) > 0) { - analysis.type = 'recv'; - analysis.addr = new Bitcoin.Address(firstMeRecvHash); - } else if (allFromMe && allToMe) { - analysis.type = 'self'; - } else if (allFromMe) { - analysis.type = 'sent'; - // TODO: Right now, firstRecvHash is the first output, which - if the - // transaction was not generated by this library could be the - // change address. - analysis.addr = new Bitcoin.Address(firstRecvHash); - } else { - analysis.type = "other"; + this.outs.push(new TransactionOut({ + value: value, + script: Script.createOutputScript(address) + })); + } +}; + +// TODO(shtylman) crypto sha uses this also +// Convert a byte array to big-endian 32-bit words +var bytesToWords = function (bytes) { + for (var words = [], i = 0, b = 0; i < bytes.length; i++, b += 8) + words[b >>> 5] |= bytes[i] << (24 - b % 32); + return words; +}; + + // Convert big-endian 32-bit words to a byte array +var wordsToBytes = function (words) { + for (var bytes = [], b = 0; b < words.length * 32; b += 8) + bytes.push((words[b >>> 5] >>> (24 - b % 32)) & 0xFF); + return bytes; +}; + +/** + * Serialize this transaction. + * + * Returns the transaction as a byte array in the standard Bitcoin binary + * format. This method is byte-perfect, i.e. the resulting byte array can + * be hashed to get the transaction's standard Bitcoin hash. + */ +Transaction.prototype.serialize = function () +{ + var buffer = []; + buffer = buffer.concat(wordsToBytes([parseInt(this.version)]).reverse()); + buffer = buffer.concat(util.numToVarInt(this.ins.length)); + for (var i = 0; i < this.ins.length; i++) { + var txin = this.ins[i]; + buffer = buffer.concat(conv.base64ToBytes(txin.outpoint.hash)); + buffer = buffer.concat(wordsToBytes([parseInt(txin.outpoint.index)]).reverse()); + var scriptBytes = txin.script.buffer; + buffer = buffer.concat(util.numToVarInt(scriptBytes.length)); + buffer = buffer.concat(scriptBytes); + buffer = buffer.concat(wordsToBytes([parseInt(txin.sequence)]).reverse()); + } + buffer = buffer.concat(util.numToVarInt(this.outs.length)); + for (var i = 0; i < this.outs.length; i++) { + var txout = this.outs[i]; + buffer = buffer.concat(txout.value); + var scriptBytes = txout.script.buffer; + buffer = buffer.concat(util.numToVarInt(scriptBytes.length)); + buffer = buffer.concat(scriptBytes); + } + buffer = buffer.concat(wordsToBytes([parseInt(this.lock_time)]).reverse()); + + return buffer; +}; + +var OP_CODESEPARATOR = 171; + +var SIGHASH_ALL = 1; +var SIGHASH_NONE = 2; +var SIGHASH_SINGLE = 3; +var SIGHASH_ANYONECANPAY = 80; + +/** + * Hash transaction for signing a specific input. + * + * Bitcoin uses a different hash for each signed transaction input. This + * method copies the transaction, makes the necessary changes based on the + * hashType, serializes and finally hashes the result. This hash can then be + * used to sign the transaction input in question. + */ +Transaction.prototype.hashTransactionForSignature = +function (connectedScript, inIndex, hashType) +{ + var txTmp = this.clone(); + + // In case concatenating two scripts ends up with two codeseparators, + // or an extra one at the end, this prevents all those possible + // incompatibilities. + /*scriptCode = scriptCode.filter(function (val) { + return val !== OP_CODESEPARATOR; + });*/ + + // Blank out other inputs' signatures + for (var i = 0; i < txTmp.ins.length; i++) { + txTmp.ins[i].script = new Script(); + } + + txTmp.ins[inIndex].script = connectedScript; + + // Blank out some of the outputs + if ((hashType & 0x1f) == SIGHASH_NONE) { + txTmp.outs = []; + + // Let the others update at will + for (var i = 0; i < txTmp.ins.length; i++) + if (i != inIndex) + txTmp.ins[i].sequence = 0; + } else if ((hashType & 0x1f) == SIGHASH_SINGLE) { + // TODO: Implement + } + + // Blank out other inputs completely, not recommended for open transactions + if (hashType & SIGHASH_ANYONECANPAY) { + txTmp.ins = [txTmp.ins[inIndex]]; + } + + var buffer = txTmp.serialize(); + + buffer = buffer.concat(wordsToBytes([parseInt(hashType)]).reverse()); + + var hash1 = Crypto.SHA256(buffer, {asBytes: true}); + + return Crypto.SHA256(hash1, {asBytes: true}); +}; + +/** + * Calculate and return the transaction's hash. + */ +Transaction.prototype.getHash = function () +{ + var buffer = this.serialize(); + return Crypto.SHA256(Crypto.SHA256(buffer, {asBytes: true}), {asBytes: true}); +}; + +/** + * Create a copy of this transaction object. + */ +Transaction.prototype.clone = function () +{ + var newTx = new Transaction(); + newTx.version = this.version; + newTx.lock_time = this.lock_time; + for (var i = 0; i < this.ins.length; i++) { + var txin = this.ins[i].clone(); + newTx.addInput(txin); + } + for (var i = 0; i < this.outs.length; i++) { + var txout = this.outs[i].clone(); + newTx.addOutput(txout); + } + return newTx; +}; + +/** + * Analyze how this transaction affects a wallet. + * + * Returns an object with properties 'impact', 'type' and 'addr'. + * + * 'impact' is an object, see Transaction#calcImpact. + * + * 'type' can be one of the following: + * + * recv: + * This is an incoming transaction, the wallet received money. + * 'addr' contains the first address in the wallet that receives money + * from this transaction. + * + * self: + * This is an internal transaction, money was sent within the wallet. + * 'addr' is undefined. + * + * sent: + * This is an outgoing transaction, money was sent out from the wallet. + * 'addr' contains the first external address, i.e. the recipient. + * + * other: + * This method was unable to detect what the transaction does. Either it + */ +Transaction.prototype.analyze = function (wallet) { + if (!(wallet instanceof Bitcoin.Wallet)) return null; + + var allFromMe = true, + allToMe = true, + firstRecvHash = null, + firstMeRecvHash = null, + firstSendHash = null; + + for (var i = this.outs.length-1; i >= 0; i--) { + var txout = this.outs[i]; + var hash = txout.script.simpleOutPubKeyHash(); + if (!wallet.hasHash(hash)) { + allToMe = false; + } else { + firstMeRecvHash = hash; } - - return analysis; - }; - - /** - * Get a human-readable version of the data returned by Transaction#analyze. - * - * This is merely a convenience function. Clients should consider implementing - * this themselves based on their UI, I18N, etc. - */ - Transaction.prototype.getDescription = function (wallet) { - var analysis = this.analyze(wallet); - - if (!analysis) return ""; - - switch (analysis.type) { - case 'recv': - return "Received with "+analysis.addr; - break; - - case 'sent': - return "Payment to "+analysis.addr; - break; - - case 'self': - return "Payment to yourself"; + firstRecvHash = hash; + } + for (var i = this.ins.length-1; i >= 0; i--) { + var txin = this.ins[i]; + firstSendHash = txin.script.simpleInPubKeyHash(); + if (!wallet.hasHash(firstSendHash)) { + allFromMe = false; break; - - case 'other': - default: - return ""; - } - }; - - /** - * Get the total amount of a transaction's outputs. - */ - Transaction.prototype.getTotalOutValue = function () { - var totalValue = BigInteger.ZERO; - for (var j = 0; j < this.outs.length; j++) { - var txout = this.outs[j]; - totalValue = totalValue.add(Bitcoin.Util.valueToBigInt(txout.value)); } - return totalValue; - }; - - /** - * Old name for Transaction#getTotalOutValue. - * - * @deprecated - */ - Transaction.prototype.getTotalValue = Transaction.prototype.getTotalOutValue; - - /** - * Calculates the impact a transaction has on this wallet. - * - * Based on the its public keys, the wallet will calculate the - * credit or debit of this transaction. - * - * It will return an object with two properties: - * - sign: 1 or -1 depending on sign of the calculated impact. - * - value: amount of calculated impact - * - * @returns Object Impact on wallet - */ - Transaction.prototype.calcImpact = function (wallet) { - if (!(wallet instanceof Bitcoin.Wallet)) return BigInteger.ZERO; - - // Calculate credit to us from all outputs - var valueOut = BigInteger.ZERO; - for (var j = 0; j < this.outs.length; j++) { - var txout = this.outs[j]; - var hash = Crypto.util.bytesToBase64(txout.script.simpleOutPubKeyHash()); - if (wallet.hasHash(hash)) { - valueOut = valueOut.add(Bitcoin.Util.valueToBigInt(txout.value)); - } + } + + var impact = this.calcImpact(wallet); + + var analysis = {}; + + analysis.impact = impact; + + if (impact.sign > 0 && impact.value.compareTo(BigInteger.ZERO) > 0) { + analysis.type = 'recv'; + analysis.addr = new Bitcoin.Address(firstMeRecvHash); + } else if (allFromMe && allToMe) { + analysis.type = 'self'; + } else if (allFromMe) { + analysis.type = 'sent'; + // TODO: Right now, firstRecvHash is the first output, which - if the + // transaction was not generated by this library could be the + // change address. + analysis.addr = new Bitcoin.Address(firstRecvHash); + } else { + analysis.type = "other"; + } + + return analysis; +}; + +/** + * Get a human-readable version of the data returned by Transaction#analyze. + * + * This is merely a convenience function. Clients should consider implementing + * this themselves based on their UI, I18N, etc. + */ +Transaction.prototype.getDescription = function (wallet) { + var analysis = this.analyze(wallet); + + if (!analysis) return ""; + + switch (analysis.type) { + case 'recv': + return "Received with "+analysis.addr; + break; + + case 'sent': + return "Payment to "+analysis.addr; + break; + + case 'self': + return "Payment to yourself"; + break; + + case 'other': + default: + return ""; + } +}; + +/** + * Get the total amount of a transaction's outputs. + */ +Transaction.prototype.getTotalOutValue = function () { + var totalValue = BigInteger.ZERO; + for (var j = 0; j < this.outs.length; j++) { + var txout = this.outs[j]; + totalValue = totalValue.add(Bitcoin.Util.valueToBigInt(txout.value)); + } + return totalValue; +}; + + /** + * Old name for Transaction#getTotalOutValue. + * + * @deprecated + */ + Transaction.prototype.getTotalValue = Transaction.prototype.getTotalOutValue; + +/** + * Calculates the impact a transaction has on this wallet. + * + * Based on the its public keys, the wallet will calculate the + * credit or debit of this transaction. + * + * It will return an object with two properties: + * - sign: 1 or -1 depending on sign of the calculated impact. + * - value: amount of calculated impact + * + * @returns Object Impact on wallet + */ +Transaction.prototype.calcImpact = function (wallet) { + if (!(wallet instanceof Bitcoin.Wallet)) return BigInteger.ZERO; + + // Calculate credit to us from all outputs + var valueOut = BigInteger.ZERO; + for (var j = 0; j < this.outs.length; j++) { + var txout = this.outs[j]; + var hash = Crypto.util.bytesToBase64(txout.script.simpleOutPubKeyHash()); + if (wallet.hasHash(hash)) { + valueOut = valueOut.add(Bitcoin.Util.valueToBigInt(txout.value)); } - - // Calculate debit to us from all ins - var valueIn = BigInteger.ZERO; - for (var j = 0; j < this.ins.length; j++) { - var txin = this.ins[j]; - var hash = Crypto.util.bytesToBase64(txin.script.simpleInPubKeyHash()); - if (wallet.hasHash(hash)) { - var fromTx = wallet.txIndex[txin.outpoint.hash]; - if (fromTx) { - valueIn = valueIn.add(Bitcoin.Util.valueToBigInt(fromTx.outs[txin.outpoint.index].value)); - } + } + + // Calculate debit to us from all ins + var valueIn = BigInteger.ZERO; + for (var j = 0; j < this.ins.length; j++) { + var txin = this.ins[j]; + var hash = Crypto.util.bytesToBase64(txin.script.simpleInPubKeyHash()); + if (wallet.hasHash(hash)) { + var fromTx = wallet.txIndex[txin.outpoint.hash]; + if (fromTx) { + valueIn = valueIn.add(Bitcoin.Util.valueToBigInt(fromTx.outs[txin.outpoint.index].value)); } } - if (valueOut.compareTo(valueIn) >= 0) { - return { - sign: 1, - value: valueOut.subtract(valueIn) - }; - } else { - return { - sign: -1, - value: valueIn.subtract(valueOut) - }; - } - }; - - var TransactionIn = Bitcoin.TransactionIn = function (data) - { - this.outpoint = data.outpoint; - if (data.script instanceof Script) { - this.script = data.script; - } else { - this.script = new Script(data.script); - } - this.sequence = data.sequence; - }; - - TransactionIn.prototype.clone = function () - { - var newTxin = new TransactionIn({ - outpoint: { - hash: this.outpoint.hash, - index: this.outpoint.index - }, - script: this.script.clone(), - sequence: this.sequence - }); - return newTxin; - }; - - var TransactionOut = Bitcoin.TransactionOut = function (data) - { - if (data.script instanceof Script) { - this.script = data.script; - } else { - this.script = new Script(data.script); - } - - if (Bitcoin.Util.isArray(data.value)) { - this.value = data.value; - } else if ("string" == typeof data.value) { - var valueHex = (new BigInteger(data.value, 10)).toString(16); - while (valueHex.length < 16) valueHex = "0" + valueHex; - this.value = Crypto.util.hexToBytes(valueHex); - } - }; - - TransactionOut.prototype.clone = function () - { - var newTxout = new TransactionOut({ - script: this.script.clone(), - value: this.value.slice(0) - }); - return newTxout; - }; -})(); - + } + if (valueOut.compareTo(valueIn) >= 0) { + return { + sign: 1, + value: valueOut.subtract(valueIn) + }; + } else { + return { + sign: -1, + value: valueIn.subtract(valueOut) + }; + } +}; + +var TransactionIn = function (data) +{ + this.outpoint = data.outpoint; + if (data.script instanceof Script) { + this.script = data.script; + } else { + //this.script = new Script(data.script); + this.script = Script.fromScriptSig(data.scriptSig); + } + this.sequence = data.sequence; +}; + +TransactionIn.prototype.clone = function () +{ + var newTxin = new TransactionIn({ + outpoint: { + hash: this.outpoint.hash, + index: this.outpoint.index + }, + script: this.script.clone(), + sequence: this.sequence + }); + return newTxin; +}; + +var TransactionOut = function (data) +{ + if (data.script instanceof Script) { + this.script = data.script; + } else { + //this.script = new Script(data.script); + this.script = Script.fromPubKey(data.scriptPubKey); + } + + if (util.isArray(data.value)) { + this.value = data.value; + } else if ("string" == typeof data.value) { + var valueHex = (new BigInteger(data.value, 10)).toString(16); + while (valueHex.length < 16) valueHex = "0" + valueHex; + this.value = conv.hexToBytes(valueHex); + } +}; + +TransactionOut.prototype.clone = function () +{ + var newTxout = new TransactionOut({ + script: this.script.clone(), + value: this.value.slice(0) + }); + return newTxout; +}; + +module.exports.Transaction = Transaction; +module.exports.TransactionIn = TransactionIn; +module.exports.TransactionOut = TransactionOut; diff --git a/src/txdb.js b/src/txdb.js old mode 100755 new mode 100644 diff --git a/src/util.js b/src/util.js index 4c468a0..a52652b 100644 --- a/src/util.js +++ b/src/util.js @@ -1,117 +1,7 @@ -// BigInteger monkey patching -BigInteger.valueOf = nbv; +var BigInteger = require('./jsbn/jsbn'); +var Crypto = require('./crypto-js/crypto'); -/** - * Returns a byte array representation of the big integer. - * - * This returns the absolute of the contained value in big endian - * form. A value of zero results in an empty array. - */ -BigInteger.prototype.toByteArrayUnsigned = function () { - var ba = this.abs().toByteArray(); - if (ba.length) { - if (ba[0] == 0) { - ba = ba.slice(1); - } - return ba.map(function (v) { - return (v < 0) ? v + 256 : v; - }); - } else { - // Empty array, nothing to do - return ba; - } -}; - -/** - * Turns a byte array into a big integer. - * - * This function will interpret a byte array as a big integer in big - * endian notation and ignore leading zeros. - */ -BigInteger.fromByteArrayUnsigned = function (ba) { - if (!ba.length) { - return ba.valueOf(0); - } else if (ba[0] & 0x80) { - // Prepend a zero so the BigInteger class doesn't mistake this - // for a negative integer. - return new BigInteger([0].concat(ba)); - } else { - return new BigInteger(ba); - } -}; - -/** - * Converts big integer to signed byte representation. - * - * The format for this value uses a the most significant bit as a sign - * bit. If the most significant bit is already occupied by the - * absolute value, an extra byte is prepended and the sign bit is set - * there. - * - * Examples: - * - * 0 => 0x00 - * 1 => 0x01 - * -1 => 0x81 - * 127 => 0x7f - * -127 => 0xff - * 128 => 0x0080 - * -128 => 0x8080 - * 255 => 0x00ff - * -255 => 0x80ff - * 16300 => 0x3fac - * -16300 => 0xbfac - * 62300 => 0x00f35c - * -62300 => 0x80f35c - */ -BigInteger.prototype.toByteArraySigned = function () { - var val = this.abs().toByteArrayUnsigned(); - var neg = this.compareTo(BigInteger.ZERO) < 0; - - if (neg) { - if (val[0] & 0x80) { - val.unshift(0x80); - } else { - val[0] |= 0x80; - } - } else { - if (val[0] & 0x80) { - val.unshift(0x00); - } - } - - return val; -}; - -/** - * Parse a signed big integer byte representation. - * - * For details on the format please see BigInteger.toByteArraySigned. - */ -BigInteger.fromByteArraySigned = function (ba) { - // Check for negative value - if (ba[0] & 0x80) { - // Remove sign bit - ba[0] &= 0x7f; - - return BigInteger.fromByteArrayUnsigned(ba).negate(); - } else { - return BigInteger.fromByteArrayUnsigned(ba); - } -}; - -// Console ignore -var names = ["log", "debug", "info", "warn", "error", "assert", "dir", - "dirxml", "group", "groupEnd", "time", "timeEnd", "count", - "trace", "profile", "profileEnd"]; - -if ("undefined" == typeof window.console) window.console = {}; -for (var i = 0; i < names.length; ++i) - if ("undefined" == typeof window.console[names[i]]) - window.console[names[i]] = function() {}; - -// Bitcoin utility functions -Bitcoin.Util = { +module.exports = { /** * Cross-browser compatibility version of Array.isArray. */ @@ -220,9 +110,3 @@ Bitcoin.Util = { return Crypto.RIPEMD160(Crypto.SHA256(data, {asBytes: true}), {asBytes: true}); } }; - -for (var i in Crypto.util) { - if (Crypto.util.hasOwnProperty(i)) { - Bitcoin.Util[i] = Crypto.util[i]; - } -} diff --git a/src/wallet.js b/src/wallet.js old mode 100755 new mode 100644 index 501ec34..40d1891 --- a/src/wallet.js +++ b/src/wallet.js @@ -1,308 +1,323 @@ -Bitcoin.Wallet = (function () { - var Script = Bitcoin.Script, - TransactionIn = Bitcoin.TransactionIn, - TransactionOut = Bitcoin.TransactionOut; - - var Wallet = function () { - // Keychain - // - // The keychain is stored as a var in this closure to make accidental - // serialization less likely. - // - // Any functions accessing this value therefore have to be defined in - // the closure of this constructor. - var keys = []; - - // Public hashes of our keys - this.addressHashes = []; - - // Transaction data - this.txIndex = {}; - this.unspentOuts = []; - - // Other fields - this.addressPointer = 0; - - /** - * Add a key to the keychain. - * - * The corresponding public key can be provided as a second parameter. This - * adds it to the cache in the ECKey object and avoid the need to - * expensively calculate it later. - */ - this.addKey = function (key, pub) { - if (!(key instanceof Bitcoin.ECKey)) { - key = new Bitcoin.ECKey(key); - } - keys.push(key); - - if (pub) { - if ("string" === typeof pub) { - pub = Crypto.util.base64ToBytes(pub); - } - key.setPub(pub); - } - - this.addressHashes.push(key.getBitcoinAddress().getHashBase64()); - }; +var Script = require('./script'); +var ECKey = require('./eckey'); +var conv = require('./convert'); +var util = require('./util'); - /** - * Add multiple keys at once. - */ - this.addKeys = function (keys, pubs) { - if ("string" === typeof keys) { - keys = keys.split(','); - } - if ("string" === typeof pubs) { - pubs = pubs.split(','); - } - var i; - if (Array.isArray(pubs) && keys.length == pubs.length) { - for (i = 0; i < keys.length; i++) { - this.addKey(keys[i], pubs[i]); - } - } else { - for (i = 0; i < keys.length; i++) { - this.addKey(keys[i]); - } - } - }; - - /** - * Get the key chain. - * - * Returns an array of base64-encoded private values. - */ - this.getKeys = function () { - var serializedWallet = []; - - for (var i = 0; i < keys.length; i++) { - serializedWallet.push(keys[i].toString('base64')); - } +var BigInteger = require('./jsbn/jsbn'); - return serializedWallet; - }; +var Transaction = require('./transaction').Transaction; +var TransactionIn = require('./transaction').TransactionIn; +var TransactionOut = require('./transaction').TransactionOut; - /** - * Get the public keys. - * - * Returns an array of base64-encoded public keys. - */ - this.getPubKeys = function () { - var pubs = []; +var Wallet = function () { + // Keychain + // + // The keychain is stored as a var in this closure to make accidental + // serialization less likely. + // + // Any functions accessing this value therefore have to be defined in + // the closure of this constructor. + var keys = []; - for (var i = 0; i < keys.length; i++) { - pubs.push(Crypto.util.bytesToBase64(keys[i].getPub())); - } + // Public hashes of our keys + this.addressHashes = []; - return pubs; - }; - - /** - * Delete all keys. - */ - this.clear = function () { - keys = []; - }; - - /** - * Return the number of keys in this wallet. - */ - this.getLength = function () { - return keys.length; - }; - - /** - * Get the addresses for this wallet. - * - * Returns an array of Address objects. - */ - this.getAllAddresses = function () { - var addresses = []; - for (var i = 0; i < keys.length; i++) { - addresses.push(keys[i].getBitcoinAddress()); - } - return addresses; - }; - - this.getCurAddress = function () { - if (keys[this.addressPointer]) { - return keys[this.addressPointer].getBitcoinAddress(); - } else { - return null; - } - }; - - /** - * Go to the next address. - * - * If there are no more new addresses available, one will be generated - * automatically. - */ - this.getNextAddress = function () { - this.addressPointer++; - if (!keys[this.addressPointer]) { - this.generateAddress(); - } - return keys[this.addressPointer].getBitcoinAddress(); - }; - - /** - * Sign a hash with a key. - * - * This method expects the pubKeyHash as the first parameter and the hash - * to be signed as the second parameter. - */ - this.signWithKey = function (pubKeyHash, hash) { - pubKeyHash = Crypto.util.bytesToBase64(pubKeyHash); - for (var i = 0; i < this.addressHashes.length; i++) { - if (this.addressHashes[i] == pubKeyHash) { - return keys[i].sign(hash); - } - } - throw new Error("Missing key for signature"); - }; - - /** - * Retrieve the corresponding pubKey for a pubKeyHash. - * - * This function only works if the pubKey in question is part of this - * wallet. - */ - this.getPubKeyFromHash = function (pubKeyHash) { - pubKeyHash = Crypto.util.bytesToBase64(pubKeyHash); - for (var i = 0; i < this.addressHashes.length; i++) { - if (this.addressHashes[i] == pubKeyHash) { - return keys[i].getPub(); - } - } - throw new Error("Hash unknown"); - }; - }; + // Transaction data + this.txIndex = {}; + this.unspentOuts = []; - Wallet.prototype.generateAddress = function () { - this.addKey(new Bitcoin.ECKey()); - }; + // Other fields + this.addressPointer = 0; /** - * Add a transaction to the wallet's processed transaction. + * Add a key to the keychain. * - * This will add a transaction to the wallet, updating its balance and - * available unspent outputs. + * The corresponding public key can be provided as a second parameter. This + * adds it to the cache in the ECKey object and avoid the need to + * expensively calculate it later. */ - Wallet.prototype.process = function (tx) { - if (this.txIndex[tx.hash]) return; - - var j; - var k; - var hash; - // Gather outputs - for (j = 0; j < tx.outs.length; j++) { - var txout = new TransactionOut(tx.outs[j]); - hash = Crypto.util.bytesToBase64(txout.script.simpleOutPubKeyHash()); - for (k = 0; k < this.addressHashes.length; k++) { - if (this.addressHashes[k] === hash) { - this.unspentOuts.push({tx: tx, index: j, out: txout}); - break; - } - } + this.addKey = function (key, pub) { + if (!(key instanceof ECKey)) { + key = new ECKey(key); } + keys.push(key); - // Remove spent outputs - for (j = 0; j < tx.ins.length; j++) { - var txin = new TransactionIn(tx.ins[j]); - var pubkey = txin.script.simpleInPubKey(); - hash = Crypto.util.bytesToBase64(Bitcoin.Util.sha256ripe160(pubkey)); - for (k = 0; k < this.addressHashes.length; k++) { - if (this.addressHashes[k] === hash) { - for (var l = 0; l < this.unspentOuts.length; l++) { - if (txin.outpoint.hash == this.unspentOuts[l].tx.hash && - txin.outpoint.index == this.unspentOuts[l].index) { - this.unspentOuts.splice(l, 1); - } - } - break; - } + if (pub) { + if ("string" === typeof pub) { + pub = Crypto.util.base64ToBytes(pub); } + key.setPub(pub); } - // Index transaction - this.txIndex[tx.hash] = tx; + this.addressHashes.push(key.getBitcoinAddress().getHashBase64()); }; - Wallet.prototype.getBalance = function () { - var balance = BigInteger.valueOf(0); - for (var i = 0; i < this.unspentOuts.length; i++) { - var txout = this.unspentOuts[i].out; - balance = balance.add(Bitcoin.Util.valueToBigInt(txout.value)); + /** + * Add multiple keys at once. + */ + this.addKeys = function (keys, pubs) { + if ("string" === typeof keys) { + keys = keys.split(','); } - return balance; - }; - - Wallet.prototype.createSend = function (address, sendValue, feeValue) { - var selectedOuts = []; - var txValue = sendValue.add(feeValue); - var availableValue = BigInteger.ZERO; - var i; - for (i = 0; i < this.unspentOuts.length; i++) { - selectedOuts.push(this.unspentOuts[i]); - availableValue = availableValue.add(Bitcoin.Util.valueToBigInt(this.unspentOuts[i].out.value)); - - if (availableValue.compareTo(txValue) >= 0) break; + if ("string" === typeof pubs) { + pubs = pubs.split(','); } - - if (availableValue.compareTo(txValue) < 0) { - throw new Error('Insufficient funds.'); + var i; + if (Array.isArray(pubs) && keys.length == pubs.length) { + for (i = 0; i < keys.length; i++) { + this.addKey(keys[i], pubs[i]); + } + } else { + for (i = 0; i < keys.length; i++) { + this.addKey(keys[i]); + } } + }; + /** + * Get the key chain. + * + * Returns an array of base64-encoded private values. + */ + this.getKeys = function () { + var serializedWallet = []; - var changeValue = availableValue.subtract(txValue); + for (var i = 0; i < keys.length; i++) { + serializedWallet.push(keys[i].toString('base64')); + } - var sendTx = new Bitcoin.Transaction(); + return serializedWallet; + }; - for (i = 0; i < selectedOuts.length; i++) { - sendTx.addInput(selectedOuts[i].tx, selectedOuts[i].index); - } + /** + * Get the public keys. + * + * Returns an array of base64-encoded public keys. + */ + this.getPubKeys = function () { + var pubs = []; - sendTx.addOutput(address, sendValue); - if (changeValue.compareTo(BigInteger.ZERO) > 0) { - sendTx.addOutput(this.getNextAddress(), changeValue); + for (var i = 0; i < keys.length; i++) { + pubs.push(Crypto.util.bytesToBase64(keys[i].getPub())); } - var hashType = 1; // SIGHASH_ALL + return pubs; + }; - for (i = 0; i < sendTx.ins.length; i++) { - var hash = sendTx.hashTransactionForSignature(selectedOuts[i].out.script, i, hashType); - var pubKeyHash = selectedOuts[i].out.script.simpleOutPubKeyHash(); - var signature = this.signWithKey(pubKeyHash, hash); + /** + * Delete all keys. + */ + this.clear = function () { + keys = []; + }; - // Append hash type - signature.push(parseInt(hashType, 10)); + /** + * Return the number of keys in this wallet. + */ + this.getLength = function () { + return keys.length; + }; - sendTx.ins[i].script = Script.createInputScript(signature, this.getPubKeyFromHash(pubKeyHash)); + /** + * Get the addresses for this wallet. + * + * Returns an array of Address objects. + */ + this.getAllAddresses = function () { + var addresses = []; + for (var i = 0; i < keys.length; i++) { + addresses.push(keys[i].getBitcoinAddress()); } - - return sendTx; + return addresses; }; - Wallet.prototype.clearTransactions = function () { - this.txIndex = {}; - this.unspentOuts = []; + this.getCurAddress = function () { + if (keys[this.addressPointer]) { + return keys[this.addressPointer].getBitcoinAddress(); + } else { + return null; + } }; /** - * Check to see if a pubKeyHash belongs to this wallet. + * Go to the next address. + * + * If there are no more new addresses available, one will be generated + * automatically. */ - Wallet.prototype.hasHash = function (hash) { - if (Bitcoin.Util.isArray(hash)) hash = Crypto.util.bytesToBase64(hash); + this.getNextAddress = function () { + if (keys.length === 0) { + this.generateAddress(); + } + else { + } - // TODO: Just create an object with base64 hashes as keys for faster lookup - for (var k = 0; k < this.addressHashes.length; k++) { - if (this.addressHashes[k] === hash) return true; + /* + this.addressPointer++; + if (!keys[this.addressPointer]) { + this.generateAddress(); } - return false; + */ + // TODO(shtylman) this shit is trying to be too smart + // it is making a new address when it shouldn't + // it should just stop being so "smart" and just do what it is told + return keys[this.addressPointer].getBitcoinAddress(); }; - return Wallet; -})(); + /** + * Sign a hash with a key. + * + * This method expects the pubKeyHash as the first parameter and the hash + * to be signed as the second parameter. + */ + this.signWithKey = function (pubKeyHash, hash) { + pubKeyHash = conv.bytesToBase64(pubKeyHash); + for (var i = 0; i < this.addressHashes.length; i++) { + if (this.addressHashes[i] == pubKeyHash) { + return keys[i].sign(hash); + } + } + throw new Error("Missing key for signature"); + }; + /** + * Retrieve the corresponding pubKey for a pubKeyHash. + * + * This function only works if the pubKey in question is part of this + * wallet. + */ + this.getPubKeyFromHash = function (pubKeyHash) { + pubKeyHash = conv.bytesToBase64(pubKeyHash); + for (var i = 0; i < this.addressHashes.length; i++) { + if (this.addressHashes[i] == pubKeyHash) { + return keys[i].getPub(); + } + } + throw new Error("Hash unknown"); + }; +}; + +Wallet.prototype.generateAddress = function () { + this.addKey(new ECKey()); +}; + +/** + * Add a transaction to the wallet's processed transaction. + * + * This will add a transaction to the wallet, updating its balance and + * available unspent outputs. + */ +Wallet.prototype.process = function (tx) { + if (this.txIndex[tx.hash]) return; + + var j; + var k; + var hash; + // Gather outputs + for (j = 0; j < tx.out.length; j++) { + var txout = new TransactionOut(tx.out[j]); + hash = conv.bytesToBase64(txout.script.simpleOutPubKeyHash()); + for (k = 0; k < this.addressHashes.length; k++) { + if (this.addressHashes[k] === hash) { + this.unspentOuts.push({tx: tx, index: j, out: txout}); + break; + } + } + } + + // Remove spent outputs + for (j = 0; j < tx.in.length; j++) { + var txin = new TransactionIn(tx.in[j]); + var pubkey = txin.script.simpleInPubKey(); + hash = conv.bytesToBase64(util.sha256ripe160(pubkey)); + for (k = 0; k < this.addressHashes.length; k++) { + if (this.addressHashes[k] === hash) { + for (var l = 0; l < this.unspentOuts.length; l++) { + if (txin.outpoint.hash == this.unspentOuts[l].tx.hash && + txin.outpoint.index == this.unspentOuts[l].index) { + this.unspentOuts.splice(l, 1); + } + } + break; + } + } + } + + // Index transaction + this.txIndex[tx.hash] = tx; +}; + +Wallet.prototype.getBalance = function () { + var balance = BigInteger.valueOf(0); + for (var i = 0; i < this.unspentOuts.length; i++) { + var txout = this.unspentOuts[i].out; + balance = balance.add(util.valueToBigInt(txout.value)); + } + return balance; +}; + +Wallet.prototype.createSend = function (address, sendValue, feeValue) { + var selectedOuts = []; + var txValue = sendValue.add(feeValue); + var availableValue = BigInteger.ZERO; + var i; + for (i = 0; i < this.unspentOuts.length; i++) { + var txout = this.unspentOuts[i]; + selectedOuts.push(txout); + availableValue = availableValue.add(util.valueToBigInt(txout.out.value)); + + if (availableValue.compareTo(txValue) >= 0) break; + } + + if (availableValue.compareTo(txValue) < 0) { + throw new Error('Insufficient funds.'); + } + + var changeValue = availableValue.subtract(txValue); + + var sendTx = new Transaction(); + + for (i = 0; i < selectedOuts.length; i++) { + sendTx.addInput(selectedOuts[i].tx, selectedOuts[i].index); + } + + sendTx.addOutput(address, sendValue); + if (changeValue.compareTo(BigInteger.ZERO) > 0) { + sendTx.addOutput(this.getNextAddress(), changeValue); + } + + var hashType = 1; // SIGHASH_ALL + + for (i = 0; i < sendTx.ins.length; i++) { + var hash = sendTx.hashTransactionForSignature(selectedOuts[i].out.script, i, hashType); + var pubKeyHash = selectedOuts[i].out.script.simpleOutPubKeyHash(); + var signature = this.signWithKey(pubKeyHash, hash); + + // Append hash type + signature.push(parseInt(hashType, 10)); + + sendTx.ins[i].script = Script.createInputScript(signature, this.getPubKeyFromHash(pubKeyHash)); + } + + return sendTx; +}; + +Wallet.prototype.clearTransactions = function () { + this.txIndex = {}; + this.unspentOuts = []; +}; + +/** + * Check to see if a pubKeyHash belongs to this wallet. + */ +Wallet.prototype.hasHash = function (hash) { + if (Bitcoin.Util.isArray(hash)) hash = Crypto.util.bytesToBase64(hash); + + // TODO: Just create an object with base64 hashes as keys for faster lookup + for (var k = 0; k < this.addressHashes.length; k++) { + if (this.addressHashes[k] === hash) return true; + } + return false; +}; + +module.exports = Wallet; diff --git a/test/address.js b/test/address.js new file mode 100644 index 0000000..510a8d7 --- /dev/null +++ b/test/address.js @@ -0,0 +1,46 @@ +var assert = require('assert'); +var Address = require('../').Address; + +test('string', function() { + var addr = '18fN1QTGWmHWCA9r2dyDH6FbMEyc7XHmQQ'; + assert.equal((new Address(addr)).toString(), addr); +}); + +test('valid', function() { + function validate(addr, type) { + assert.ok(Address.validate(addr, type)); + }; + + validate('1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa'); + validate('1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa', 'prod'); + validate('mzBc4XEFSdzCDcTxAgf6EZXgsZWpztRhef'); + validate('mzBc4XEFSdzCDcTxAgf6EZXgsZWpztRhef', 'testnet'); + + validate('12KYrjTdVGjFMtaxERSk3gphreJ5US8aUP'); + validate('12QeMLzSrB8XH8FvEzPMVoRxVAzTr5XM2y'); + validate('1oNLrsHnBcR6dpaBpwz3LSwutbUNkNSjs'); + validate('1SQHtwR5oJRKLfiWQ2APsAd9miUc4k2ez'); + validate('116CGDLddrZhMrTwhCVJXtXQpxygTT1kHd'); + + // p2sh addresses + validate('3NJZLcZEEYBpxYEUGewU4knsQRn1WM5Fkt'); + validate('3NJZLcZEEYBpxYEUGewU4knsQRn1WM5Fkt', 'prod'); + validate('2MxKEf2su6FGAUfCEAHreGFQvEYrfYNHvL7'); + validate('2MxKEf2su6FGAUfCEAHreGFQvEYrfYNHvL7', 'testnet'); +}); + + +test('invalid', function() { + function invalid(addr, type) { + assert.ok(!Address.validate(addr, type)); + }; + + invalid(''); + invalid('mzBc4XEFSdzCDcTxAgf6EZXgsZWpztRhe'); + invalid('1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa', 'testnet'); + invalid('mzBc4XEFSdzCDcTxAgf6EZXgsZWpztRhef', 'prod'); + + // invalid base58 string + invalid('%%@'); +}); + diff --git a/test/base58.js b/test/base58.js new file mode 100644 index 0000000..b7a0cef --- /dev/null +++ b/test/base58.js @@ -0,0 +1,15 @@ +var assert = require('assert'); +var base58 = require('../').base58; +var conv = require('../').convert; + +test('decode base58', function() { + var enc = '5HueCGU8rMjxEXxiPuD5BDku4MkFqeZyd4dZ1jvhTVqvbTLvyTJ'; + var hex = '800c28fca386c7a227600b2fe50b7cae11ec86d3bf1fbe471be89827e19d72aa1d507a5b8d'; + assert.deepEqual(base58.decode(enc), conv.hexToBytes(hex)); +}); + +test('encode base58', function() { + var enc = '5HueCGU8rMjxEXxiPuD5BDku4MkFqeZyd4dZ1jvhTVqvbTLvyTJ'; + var hex = '800c28fca386c7a227600b2fe50b7cae11ec86d3bf1fbe471be89827e19d72aa1d507a5b8d'; + assert.equal(base58.encode(conv.hexToBytes(hex)), enc); +}); diff --git a/test/convert.js b/test/convert.js new file mode 100644 index 0000000..aa7eafe --- /dev/null +++ b/test/convert.js @@ -0,0 +1,24 @@ +var assert = require('assert'); +var conv = require('../').convert; + +var bytesToHex = conv.bytesToHex; +var hexToBytes = conv.hexToBytes; + +test('bytesToHex', function() { + assert.equal(bytesToHex([0, 1, 2, 255]), '000102ff'); +}); + +test('hexToBytes', function() { + assert.deepEqual(hexToBytes('000102ff'), [0, 1, 2, 255]); +}); + +test('bytesToHex - hexToBytes', function() { + var bytes = []; + for (var i=0 ; i<256 ; ++i) { + bytes.push(i); + } + + var hex = bytesToHex(bytes); + assert.equal(hex.length, 512); + assert.deepEqual(hexToBytes(hex), bytes); +}); diff --git a/test/ec.js b/test/ec.js new file mode 100644 index 0000000..6ae6e74 --- /dev/null +++ b/test/ec.js @@ -0,0 +1,20 @@ +var assert = require('assert'); +var sec = require('../src/jsbn/sec'); +var ecdsa = require('../').ecdsa; + +var ecparams = sec('secp256k1'); + +test("Point multiplication", function () { + var G = ecparams.getG(); + var n = ecparams.getN(); + + assert.ok(G.multiply(n).isInfinity(), "Gn is infinite"); + + var k = ecdsa.getBigRandom(n); + var P = G.multiply(k); + assert.ok(!P.isInfinity(), "kG is not infinite"); + assert.ok(P.isOnCurve(), "kG on curve"); + assert.ok(P.multiply(n).isInfinity(), "kGn is infinite"); + + assert.ok(P.validate(), "kG validates as a public key"); +}); diff --git a/test/index.html b/test/index.html deleted file mode 100755 index cfa6c67..0000000 --- a/test/index.html +++ /dev/null @@ -1,36 +0,0 @@ - - - - BitcoinJS-lib Test Suite - - - - - - - - - - - - - - - - - - - - - - - - -

BitcoinJS-lib Test Suite

-

-
-

-
    -
    - - diff --git a/test/integer.js b/test/integer.js new file mode 100644 index 0000000..7b1746f --- /dev/null +++ b/test/integer.js @@ -0,0 +1,24 @@ +var assert = require('assert'); +var BigInteger = require('../').BigInteger; +var bytesToHex = require('../').convert.bytesToHex; + +test('toByteArraySigned', function() { + function hex(num) { + var bytes = BigInteger.valueOf(num).toByteArraySigned(); + var hex = bytesToHex(bytes); + return '0x' + hex; + } + + assert.equal(hex( 0), '0x'); + assert.equal(hex( 1), '0x01'); + assert.equal(hex(-1), '0x81'); + assert.equal(hex( 127), '0x7f'); + assert.equal(hex(-127), '0xff'); + assert.equal(hex( 255), '0x00ff'); + assert.equal(hex(-255), '0x80ff'); + assert.equal(hex( 16300), '0x3fac'); + assert.equal(hex(-16300), '0xbfac'); + assert.equal(hex( 62300), '0x00f35c'); + assert.equal(hex(-62300), '0x80f35c'); +}); + diff --git a/test/key.js b/test/key.js new file mode 100644 index 0000000..acca4d7 --- /dev/null +++ b/test/key.js @@ -0,0 +1,35 @@ +var assert = require('assert'); +var Key = require('../').Key; +var bytesToHex = require('../').convert.bytesToHex; +var hexToBytes = require('../').convert.hexToBytes; +var base58 = require('../').base58; + +// get public key from private key +test('from private base58', function() { + + var priv = '18e14a7b6a307f426a94f8114701e7c8e774e7f9a47e2c2035db29a206321725'; + var pub = '0450863ad64a87ae8a2fe83c1af1a8403cb53f53e486d8511dad8a04887e5b23522cd470243453a299fa9e77237716103abc11a1df38855ed6f2ee187e9c582ba6'; + var key = Key(hexToBytes(priv)); + + assert.equal(bytesToHex(key.getPub()), pub); + assert.equal(key.compressed, false); + + var priv = '5HwoXVkHoRM8sL2KmNRS217n1g8mPPBomrY7yehCuXC1115WWsh'; + var pub = '044f355bdcb7cc0af728ef3cceb9615d90684bb5b2ca5f859ab0f0b704075871aa385b6b1b8ead809ca67454d9683fcf2ba03456d6fe2c4abe2b07f0fbdbb2f1c1'; + var addr = '1MsHWS1BnwMc3tLE8G35UXsS58fKipzB7a'; + var key = Key(priv); + + assert.equal(key.compressed, false); + assert.equal(bytesToHex(key.getPub()), pub); + assert.equal(key.getBitcoinAddress().toString(), addr); + + var priv = 'KwntMbt59tTsj8xqpqYqRRWufyjGunvhSyeMo3NTYpFYzZbXJ5Hp'; + var pub = '034f355bdcb7cc0af728ef3cceb9615d90684bb5b2ca5f859ab0f0b704075871aa' + var addr = '1Q1pE5vPGEEMqRcVRMbtBK842Y6Pzo6nK9'; + var key = Key(priv); + + assert.equal(key.compressed, true); + assert.equal(bytesToHex(key.getPub()), pub); + assert.equal(key.getBitcoinAddress().toString(), addr); +}); + diff --git a/test/mocha.opts b/test/mocha.opts new file mode 100644 index 0000000..e2bfcc5 --- /dev/null +++ b/test/mocha.opts @@ -0,0 +1 @@ +--ui qunit diff --git a/test/test.js b/test/test.js old mode 100755 new mode 100644 index 8d6e21b..d3b361b --- a/test/test.js +++ b/test/test.js @@ -1,84 +1,50 @@ -// -// Testing elliptic curve math -// ----------------------------------------------------------------------------- -module("ec"); +var assert = require('assert'); +var bitcoinjs = require('../'); +var sec = require('../src/jsbn/sec'); +var BigInteger = require('../src/jsbn/jsbn'); -var ecparams = getSECCurveByName("secp256k1"); -var rng = new SecureRandom(); - -test("Classes", function () { - expect(3); - ok(ECPointFp, "ECPointFp"); - ok(ECFieldElementFp, "ECFieldElementFp"); - ok(ECCurveFp, "ECCurveFp"); -}); - -test("Point multiplication", function () { - expect(5); - - var G = ecparams.getG(); - var n = ecparams.getN(); - - ok(G.multiply(n).isInfinity(), "Gn is infinite"); - - var k = Bitcoin.ECDSA.getBigRandom(n); - var P = G.multiply(k); - ok(!P.isInfinity(), "kG is not infinite"); - ok(P.isOnCurve(), "kG on curve"); - ok(P.multiply(n).isInfinity(), "kGn is infinite"); - - ok(P.validate(), "kG validates as a public key"); -}); +var Crypto = require('../src/crypto-js/crypto'); +var SecureRandom = require('../src/jsbn/rng'); +var rng = new SecureRandom(); -// -// Testing ECDSA -// ----------------------------------------------------------------------------- -module("ecdsa"); - -test("Classes", function () { - expect(2); - ok(Bitcoin.ECDSA, "Bitcoin.ECDSA"); - ok(Bitcoin.ECKey, "Bitcoin.ECKey"); -}); +var ecparams = sec('secp256k1'); +var ECPointFp = bitcoinjs.ECPointFp; test("Keys & Key Management", function () { - expect(5); - var s1 = new Bitcoin.ECKey(); - var p1 = s1.getPub(); - equals(p1.length, 65, "Public key is correct length"); + var p1 = bitcoinjs.Key().getPub(); + assert.equal(p1.length, 65); var p1_q = ECPointFp.decodeFrom(ecparams.getCurve(), p1); - ok(p1_q, "Decode point from generated bytestring"); - ok(p1_q.validate(), "Is a valid public point"); + assert.ok(p1_q); + assert.ok(p1_q.validate()); - var p2 = Crypto.util.hexToBytes( + var p2 = bitcoinjs.convert.hexToBytes( "0486f356006a38b847bedec1bf47013776925d939d5a35a97a4d1263e550c7f1a" + "b5aba44ab74d22892097a0e851addf07ba97e33416df5affaceeb35d5607cd23c" ); + var p2_q = ECPointFp.decodeFrom(ecparams.getCurve(), p2); - ok(p2_q, "Decode point from constant"); - ok(p2_q.validate(), "Is a valid public point"); + assert.ok(p2_q); + assert.ok(p2_q.validate()); }); test("Signing and Verifying", function () { - expect(7); - var s1 = new Bitcoin.ECKey(); + var s1 = bitcoinjs.Key(); var sig_a = s1.sign(BigInteger.ZERO); - ok(sig_a, "Sign null"); - equals(sig_a.length, 70, "Signature is correct length"); - ok(s1.verify(BigInteger.ZERO, sig_a)); - + assert.ok(sig_a, "Sign null"); + + assert.ok(s1.verify(BigInteger.ZERO, sig_a)); + var message = new BigInteger(1024, rng).toByteArrayUnsigned(); var hash = Crypto.SHA256(message, {asBytes: true}); var sig_b = s1.sign(hash); - ok(sig_b, "Sign random string"); - equals(sig_b.length, 70, "Signature is correct length"); - ok(s1.verify(hash, sig_b)); + assert.ok(sig_b, "Sign random string"); + assert.ok(s1.verify(hash, sig_b)); - var message2 = Crypto.util.hexToBytes( + var message2 = bitcoinjs.convert.hexToBytes( "12dce2c169986b3346827ffb2305cf393984627f5f9722a1b1368e933c8d" + "d296653fbe5d7ac031c4962ad0eb1c4298c3b91d244e1116b4a76a130c13" + "1e7aec7fa70184a71a2e66797052831511b93c6e8d72ae58a1980eaacb66" + @@ -86,27 +52,15 @@ test("Signing and Verifying", function () { "3d82507b932b84e4" ); var hash2 = Crypto.SHA256(message2, {asBytes: true}); - var sig_c = Crypto.util.hexToBytes( + var sig_c = bitcoinjs.convert.hexToBytes( "3044022038d9b8dd5c9fbf330565c1f51d72a59ba869aeb2c2001be959d3" + "79e861ec71960220a73945f32cf90d03127d2c3410d16cee120fa1a4b4c3" + "f273ab082801a95506c4" ); - var s2 = Crypto.util.hexToBytes( + var s2 = bitcoinjs.convert.hexToBytes( "045a1594316e433fb91f35ef4874610d22177c3f1a1060f6c1e70a609d51" + "b20be5795cd2a5eae0d6b872ba42db95e9afaeea3fbb89e98099575b6828" + "609a978528" ); - ok(Bitcoin.ECDSA.verify(hash2, sig_c, s2), "Verify constant signature"); -}); - -// -// Testing Paillier -// ----------------------------------------------------------------------------- -module("paillier"); - -test("Classes", function () { - expect(3); - ok(Bitcoin.Paillier, "Bitcoin.Paillier"); - ok(Bitcoin.Paillier.PublicKey, "Bitcoin.Paillier.PublicKey"); - ok(Bitcoin.Paillier.PrivateKey, "Bitcoin.Paillier.PrivateKey"); + assert.ok(bitcoinjs.ecdsa.verify(hash2, sig_c, s2), "Verify constant signature"); }); From e1a26ecdc70b718c7af504ddad87ba5e898423a2 Mon Sep 17 00:00:00 2001 From: Roman Shtylman Date: Sun, 17 Feb 2013 00:41:18 -0500 Subject: [PATCH 02/90] remove old build and vendor files --- Jakefile.js | 53 -- build/bitcoinjs-exit-min.js | 8 - build/bitcoinjs-min.js | 28 - vendor/qunit/qunit.css | 226 ------ vendor/qunit/qunit.js | 1510 ----------------------------------- 5 files changed, 1825 deletions(-) delete mode 100644 Jakefile.js delete mode 100644 build/bitcoinjs-exit-min.js delete mode 100644 build/bitcoinjs-min.js delete mode 100755 vendor/qunit/qunit.css delete mode 100755 vendor/qunit/qunit.js diff --git a/Jakefile.js b/Jakefile.js deleted file mode 100644 index e7b974a..0000000 --- a/Jakefile.js +++ /dev/null @@ -1,53 +0,0 @@ -var pkginfo = require('pkginfo')(module); -var minify = require('jake-uglify').minify; - -var headerJS = "\ -/**\n\ - * BitcoinJS-lib v"+exports.version+"-default\n\ - * Copyright (c) 2011 BitcoinJS Project\n\ - * \n\ - * This program is free software; you can redistribute it and/or modify\n\ - * it under the terms of the MIT license.\n\ - */"; - -task({'default': [ - 'build/bitcoinjs-min.js', - 'build/bitcoinjs-exit-min.js' -]}); - -desc('General-purpose build containing most features'); -minify({'build/bitcoinjs-min.js': [ - 'src/crypto-js/crypto.js', - 'src/crypto-js/sha256.js', - 'src/crypto-js/ripemd160.js', - 'src/jsbn/prng4.js', - 'src/jsbn/rng.js', - 'src/jsbn/jsbn.js', - 'src/jsbn/jsbn2.js', - - 'src/jsbn/ec.js', - 'src/jsbn/sec.js', - 'src/events/eventemitter.js', - 'src/bitcoin.js', - 'src/util.js', - 'src/base58.js', - - 'src/address.js', - 'src/ecdsa.js', - 'src/eckey.js', - 'src/opcode.js', - 'src/script.js', - 'src/transaction.js', - - 'src/wallet.js', - 'src/txdb.js' -]}, { - header: headerJS -}); - -desc('Exit node client implementation'); -minify({'build/bitcoinjs-exit-min.js': [ - 'src/exit/client.js' -]}, { - header: headerJS -}); diff --git a/build/bitcoinjs-exit-min.js b/build/bitcoinjs-exit-min.js deleted file mode 100644 index 7de2757..0000000 --- a/build/bitcoinjs-exit-min.js +++ /dev/null @@ -1,8 +0,0 @@ -/** - * BitcoinJS-lib v0.1.0-default - * Copyright (c) 2011 BitcoinJS Project - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the MIT license. - */ -(function(a,b,c,d,e){function f(a,b,c){this.setUri(a,b,c),this.unique=1,this.connected=!1,this.callbacks=[]}a.ExitNode=f,b.EventEmitter.augment(f),f.prototype.setUri=function(a,b,c){this.uri=(c?"https://":"http://")+a+":"+b},f.prototype.connect=function(a){this.wallet=a,delete c.sockets[this.uri],c.j=[],this.socket=c.connect(this.uri),this.socket.on("connect",d.proxy(this.handleConnect,this)),this.socket.on("error",function(){console.log("error, test")}),this.socket.on("message",d.proxy(this.handleMessage,this)),this.socket.on("disconnect",d.proxy(this.handleDisconnect,this))},f.prototype.disconnect=function(){this.socket&&(this.socket.disconnect(),this.socket=null,this.connected=!1),this.trigger("connectStatus",{status:"unknown"})},f.prototype.call=function(a,b,c){this.socket.send(d.toJSON({method:a,params:[b],id:this.unique})),c&&(this.callbacks[this.unique]=c),this.unique++},f.prototype.handleConnect=function(){var a=this;this.connected=!0},f.prototype.listen=function(a){self.call("pubkeysRegister",{keys:a.join(",")},function(a,b){if(a){console.error("Could not register public keys");return}self.call("pubkeysListen",{handle:b.handle},function(a,b){self.trigger("blockInit",{height:b.height}),self.trigger("txData",{confirmed:!0,txs:b.txs}),self.trigger("connectStatus",{status:"ok"})}),self.call("pubkeysUnconfirmed",{handle:b.handle},function(a,b){self.trigger("txData",{confirmed:!1,txs:b.txs})})})},f.prototype.handleMessage=function(a){"undefined"!=typeof a.result&&"function"==typeof this.callbacks[a.id]?this.callbacks[a.id](a.error,a.result):"undefined"!=typeof a.method&&this.trigger(a.method,a.params[0])},f.prototype.handleDisconnect=function(){},f.prototype.query=function(a,b,c,e){"function"==typeof c&&(e=c,c=!1),b=b||{},e="function"==typeof e?e:function(){};var f=this.uri+"/"+a;c&&(f+="?callback=?"),d.getJSON(f,b,e)}})("undefined"!=typeof Bitcoin?Bitcoin:module.exports,"undefined"!=typeof Bitcoin?Bitcoin:require("bitcoinjs-lib"),"undefined"!=typeof io?io:require("io"),jQuery,this) diff --git a/build/bitcoinjs-min.js b/build/bitcoinjs-min.js deleted file mode 100644 index 5124d8d..0000000 --- a/build/bitcoinjs-min.js +++ /dev/null @@ -1,28 +0,0 @@ -/** - * BitcoinJS-lib v0.1.3-default - * Copyright (c) 2011 BitcoinJS Project - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the MIT license. - */ -(function(){var e="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/",t=window.Crypto={},n=t.util={rotl:function(e,t){return e<>>32-t},rotr:function(e,t){return e<<32-t|e>>>t},endian:function(e){if(e.constructor==Number)return n.rotl(e,8)&16711935|n.rotl(e,24)&4278255360;for(var t=0;t0;e--)t.push(Math.floor(Math.random()*256));return t},bytesToWords:function(e){for(var t=[],n=0,r=0;n>>5]|=e[n]<<24-r%32;return t},wordsToBytes:function(e){for(var t=[],n=0;n>>5]>>>24-n%32&255);return t},bytesToHex:function(e){for(var t=[],n=0;n>>4).toString(16)),t.push((e[n]&15).toString(16));return t.join("")},hexToBytes:function(e){for(var t=[],n=0;n>>6*(3-o)&63)):n.push("=")}return n.join("")},base64ToBytes:function(t){if(typeof atob=="function")return s.stringToBytes(atob(t));t=t.replace(/[^A-Z0-9+\/]/ig,"");for(var n=[],r=0,i=0;r>>6-i*2)}return n}};t.mode={};var r=t.charenc={},i=r.UTF8={stringToBytes:function(e){return s.stringToBytes(unescape(encodeURIComponent(e)))},bytesToString:function(e){return decodeURIComponent(escape(s.bytesToString(e)))}},s=r.Binary={stringToBytes:function(e){for(var t=[],n=0;n>5]|=128<<24-i%32,n[(i+64>>9<<4)+15]=i;for(var m=0;m>>7)^(w<<14|w>>>18)^w>>>3,x=(E<<15|E>>>17)^(E<<13|E>>>19)^E>>>10;u[g]=S+(u[g-7]>>>0)+x+(u[g-16]>>>0)}var T=h&p^~h&d,N=a&f^a&l^f&l,C=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22),k=(h<<26|h>>>6)^(h<<21|h>>>11)^(h<<7|h>>>25);y=(v>>>0)+k+T+s[g]+(u[g]>>>0),b=C+N,v=d,d=p,p=h,h=c+y,c=l,l=f,f=a,a=y+b}o[0]+=a,o[1]+=f,o[2]+=l,o[3]+=c,o[4]+=h,o[5]+=p,o[6]+=d,o[7]+=v}return o},o._blocksize=16})(); -(function(){function o(e,t,n,r){return 0<=e&&e<=15?t^n^r:16<=e&&e<=31?t&n|~t&r:32<=e&&e<=47?(t|~n)^r:48<=e&&e<=63?t&r|n&~r:64<=e&&e<=79?t^(n|~r):"rmd160_f: j out of range"}function u(e){return 0<=e&&e<=15?0:16<=e&&e<=31?1518500249:32<=e&&e<=47?1859775393:48<=e&&e<=63?2400959708:64<=e&&e<=79?2840853838:"rmd160_K1: j out of range"}function a(e){return 0<=e&&e<=15?1352829926:16<=e&&e<=31?1548603684:32<=e&&e<=47?1836072691:48<=e&&e<=63?2053994217:64<=e&&e<=79?0:"rmd160_K2: j out of range"}function p(e,t){var n=(e&65535)+(t&65535),r=(e>>16)+(t>>16)+(n>>16);return r<<16|n&65535}function d(e,t){return e<>>32-t}var e=Crypto,t=e.util,n=e.charenc,r=n.UTF8,i=n.Binary;t.bytesToLWords=function(e){var t=Array(e.length>>2);for(var n=0;n>5]|=(e[n/8]&255)<>5]>>>n%32&255);return t};var s=e.RIPEMD160=function(e,n){var r=t.lWordsToBytes(s._rmd160(e));return n&&n.asBytes?r:n&&n.asString?i.bytesToString(r):t.bytesToHex(r)};s._rmd160=function(e){e.constructor==String&&(e=r.stringToBytes(e));var n=t.bytesToLWords(e),i=e.length*8;n[i>>5]|=128<>>9<<4)+14]=i;var s=1732584193,v=4023233417,m=2562383102,g=271733878,y=3285377520;for(var b=0;b>8&255,rng_pool[rng_pptr++]^=e>>16&255,rng_pool[rng_pptr++]^=e>>24&255,rng_pptr>=rng_psize&&(rng_pptr-=rng_psize)}function rng_seed_time(){rng_seed_int((new Date).getTime())}function rng_get_byte(){if(rng_state==null){rng_seed_time(),rng_state=prng_newstate(),rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr>>8,rng_pool[rng_pptr++]=t&255;rng_pptr=0,rng_seed_time()}SecureRandom.prototype.nextBytes=rng_get_bytes; -function BigInteger(e,t,n){e!=null&&("number"==typeof e?this.fromNumber(e,t,n):t==null&&"string"!=typeof e?this.fromString(e,256):this.fromString(e,t))}function nbi(){return new BigInteger(null)}function am1(e,t,n,r,i,s){while(--s>=0){var o=t*this[e++]+n[r]+i;i=Math.floor(o/67108864),n[r++]=o&67108863}return i}function am2(e,t,n,r,i,s){var o=t&32767,u=t>>15;while(--s>=0){var a=this[e]&32767,f=this[e++]>>15,l=u*a+f*o;a=o*a+((l&32767)<<15)+n[r]+(i&1073741823),i=(a>>>30)+(l>>>15)+u*f+(i>>>30),n[r++]=a&1073741823}return i}function am3(e,t,n,r,i,s){var o=t&16383,u=t>>14;while(--s>=0){var a=this[e]&16383,f=this[e++]>>14,l=u*a+f*o;a=o*a+((l&16383)<<14)+n[r]+i,i=(a>>28)+(l>>14)+u*f,n[r++]=a&268435455}return i}function int2char(e){return BI_RM.charAt(e)}function intAt(e,t){var n=BI_RC[e.charCodeAt(t)];return n==null?-1:n}function bnpCopyTo(e){for(var t=this.t-1;t>=0;--t)e[t]=this[t];e.t=this.t,e.s=this.s}function bnpFromInt(e){this.t=1,this.s=e<0?-1:0,e>0?this[0]=e:e<-1?this[0]=e+DV:this.t=0}function nbv(e){var t=nbi();return t.fromInt(e),t}function bnpFromString(e,t){var n;if(t==16)n=4;else if(t==8)n=3;else if(t==256)n=8;else if(t==2)n=1;else if(t==32)n=5;else{if(t!=4){this.fromRadix(e,t);return}n=2}this.t=0,this.s=0;var r=e.length,i=!1,s=0;while(--r>=0){var o=n==8?e[r]&255:intAt(e,r);if(o<0){e.charAt(r)=="-"&&(i=!0);continue}i=!1,s==0?this[this.t++]=o:s+n>this.DB?(this[this.t-1]|=(o&(1<>this.DB-s):this[this.t-1]|=o<=this.DB&&(s-=this.DB)}n==8&&(e[0]&128)!=0&&(this.s=-1,s>0&&(this[this.t-1]|=(1<0&&this[this.t-1]==e)--this.t}function bnToString(e){if(this.s<0)return"-"+this.negate().toString(e);var t;if(e==16)t=4;else if(e==8)t=3;else if(e==2)t=1;else if(e==32)t=5;else{if(e!=4)return this.toRadix(e);t=2}var n=(1<0){u>u)>0&&(i=!0,s=int2char(r));while(o>=0)u>(u+=this.DB-t)):(r=this[o]>>(u-=t)&n,u<=0&&(u+=this.DB,--o)),r>0&&(i=!0),i&&(s+=int2char(r))}return i?s:"0"}function bnNegate(){var e=nbi();return BigInteger.ZERO.subTo(this,e),e}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(e){var t=this.s-e.s;if(t!=0)return t;var n=this.t;t=n-e.t;if(t!=0)return this.s<0?-t:t;while(--n>=0)if((t=this[n]-e[n])!=0)return t;return 0}function nbits(e){var t=1,n;return(n=e>>>16)!=0&&(e=n,t+=16),(n=e>>8)!=0&&(e=n,t+=8),(n=e>>4)!=0&&(e=n,t+=4),(n=e>>2)!=0&&(e=n,t+=2),(n=e>>1)!=0&&(e=n,t+=1),t}function bnBitLength(){return this.t<=0?0:this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(e,t){var n;for(n=this.t-1;n>=0;--n)t[n+e]=this[n];for(n=e-1;n>=0;--n)t[n]=0;t.t=this.t+e,t.s=this.s}function bnpDRShiftTo(e,t){for(var n=e;n=0;--u)t[u+s+1]=this[u]>>r|o,o=(this[u]&i)<=0;--u)t[u]=0;t[s]=o,t.t=this.t+s+1,t.s=this.s,t.clamp()}function bnpRShiftTo(e,t){t.s=this.s;var n=Math.floor(e/this.DB);if(n>=this.t){t.t=0;return}var r=e%this.DB,i=this.DB-r,s=(1<>r;for(var o=n+1;o>r;r>0&&(t[this.t-n-1]|=(this.s&s)<>=this.DB;if(e.t>=this.DB;r+=this.s}else{r+=this.s;while(n>=this.DB;r-=e.s}t.s=r<0?-1:0,r<-1?t[n++]=this.DV+r:r>0&&(t[n++]=r),t.t=n,t.clamp()}function bnpMultiplyTo(e,t){var n=this.abs(),r=e.abs(),i=n.t;t.t=i+r.t;while(--i>=0)t[i]=0;for(i=0;i=0)e[n]=0;for(n=0;n=t.DV&&(e[n+t.t]-=t.DV,e[n+t.t+1]=1)}e.t>0&&(e[e.t-1]+=t.am(n,t[n],e,2*n,0,1)),e.s=0,e.clamp()}function bnpDivRemTo(e,t,n){var r=e.abs();if(r.t<=0)return;var i=this.abs();if(i.t0?(r.lShiftTo(a,s),i.lShiftTo(a,n)):(r.copyTo(s),i.copyTo(n));var f=s.t,l=s[f-1];if(l==0)return;var c=l*(1<1?s[f-2]>>this.F2:0),h=this.FV/c,p=(1<=0&&(n[n.t++]=1,n.subTo(g,n)),BigInteger.ONE.dlShiftTo(f,g),g.subTo(s,s);while(s.t=0){var y=n[--v]==l?this.DM:Math.floor(n[v]*h+(n[v-1]+d)*p);if((n[v]+=s.am(0,y,n,m,0,f))0&&n.rShiftTo(a,n),o<0&&BigInteger.ZERO.subTo(n,n)}function bnMod(e){var t=nbi();return this.abs().divRemTo(e,null,t),this.s<0&&t.compareTo(BigInteger.ZERO)>0&&e.subTo(t,t),t}function Classic(e){this.m=e}function cConvert(e){return e.s<0||e.compareTo(this.m)>=0?e.mod(this.m):e}function cRevert(e){return e}function cReduce(e){e.divRemTo(this.m,null,e)}function cMulTo(e,t,n){e.multiplyTo(t,n),this.reduce(n)}function cSqrTo(e,t){e.squareTo(t),this.reduce(t)}function bnpInvDigit(){if(this.t<1)return 0;var e=this[0];if((e&1)==0)return 0;var t=e&3;return t=t*(2-(e&15)*t)&15,t=t*(2-(e&255)*t)&255,t=t*(2-((e&65535)*t&65535))&65535,t=t*(2-e*t%this.DV)%this.DV,t>0?this.DV-t:-t}function Montgomery(e){this.m=e,this.mp=e.invDigit(),this.mpl=this.mp&32767,this.mph=this.mp>>15,this.um=(1<0&&this.m.subTo(t,t),t}function montRevert(e){var t=nbi();return e.copyTo(t),this.reduce(t),t}function montReduce(e){while(e.t<=this.mt2)e[e.t++]=0;for(var t=0;t>15)*this.mpl&this.um)<<15)&e.DM;n=t+this.m.t,e[n]+=this.m.am(0,r,e,t,0,this.m.t);while(e[n]>=e.DV)e[n]-=e.DV,e[++n]++}e.clamp(),e.drShiftTo(this.m.t,e),e.compareTo(this.m)>=0&&e.subTo(this.m,e)}function montSqrTo(e,t){e.squareTo(t),this.reduce(t)}function montMulTo(e,t,n){e.multiplyTo(t,n),this.reduce(n)}function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,t){if(e>4294967295||e<1)return BigInteger.ONE;var n=nbi(),r=nbi(),i=t.convert(this),s=nbits(e)-1;i.copyTo(n);while(--s>=0){t.sqrTo(n,r);if((e&1<0)t.mulTo(r,i,n);else{var o=n;n=r,r=o}}return t.revert(n)}function bnModPowInt(e,t){var n;return e<256||t.isEven()?n=new Classic(t):n=new Montgomery(t),this.exp(e,n)}var dbits,canary=0xdeadbeefcafe,j_lm=(canary&16777215)==15715070;j_lm&&navigator.appName=="Microsoft Internet Explorer"?(BigInteger.prototype.am=am2,dbits=30):j_lm&&navigator.appName!="Netscape"?(BigInteger.prototype.am=am1,dbits=26):(BigInteger.prototype.am=am3,dbits=28),BigInteger.prototype.DB=dbits,BigInteger.prototype.DM=(1<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(e){return Math.floor(Math.LN2*this.DB/Math.log(e))}function bnSigNum(){return this.s<0?-1:this.t<=0||this.t==1&&this[0]<=0?0:1}function bnpToRadix(e){e==null&&(e=10);if(this.signum()==0||e<2||e>36)return"0";var t=this.chunkSize(e),n=Math.pow(e,t),r=nbv(n),i=nbi(),s=nbi(),o="";this.divRemTo(r,i,s);while(i.signum()>0)o=(n+s.intValue()).toString(e).substr(1)+o,i.divRemTo(r,i,s);return s.intValue().toString(e)+o}function bnpFromRadix(e,t){this.fromInt(0),t==null&&(t=10);var n=this.chunkSize(t),r=Math.pow(t,n),i=!1,s=0,o=0;for(var u=0;u=n&&(this.dMultiply(r),this.dAddOffset(o,0),s=0,o=0)}s>0&&(this.dMultiply(Math.pow(t,s)),this.dAddOffset(o,0)),i&&BigInteger.ZERO.subTo(this,this)}function bnpFromNumber(e,t,n){if("number"==typeof t)if(e<2)this.fromInt(1);else{this.fromNumber(e,n),this.testBit(e-1)||this.bitwiseTo(BigInteger.ONE.shiftLeft(e-1),op_or,this),this.isEven()&&this.dAddOffset(1,0);while(!this.isProbablePrime(t))this.dAddOffset(2,0),this.bitLength()>e&&this.subTo(BigInteger.ONE.shiftLeft(e-1),this)}else{var r=new Array,i=e&7;r.length=(e>>3)+1,t.nextBytes(r),i>0?r[0]&=(1<0){n>n)!=(this.s&this.DM)>>n&&(t[i++]=r|this.s<=0){n<8?(r=(this[e]&(1<>(n+=this.DB-8)):(r=this[e]>>(n-=8)&255,n<=0&&(n+=this.DB,--e)),(r&128)!=0&&(r|=-256),i==0&&(this.s&128)!=(r&128)&&++i;if(i>0||r!=this.s)t[i++]=r}}return t}function bnEquals(e){return this.compareTo(e)==0}function bnMin(e){return this.compareTo(e)<0?this:e}function bnMax(e){return this.compareTo(e)>0?this:e}function bnpBitwiseTo(e,t,n){var r,i,s=Math.min(e.t,this.t);for(r=0;r>=16,t+=16),(e&255)==0&&(e>>=8,t+=8),(e&15)==0&&(e>>=4,t+=4),(e&3)==0&&(e>>=2,t+=2),(e&1)==0&&++t,t}function bnGetLowestSetBit(){for(var e=0;e=this.t?this.s!=0:(this[t]&1<>=this.DB;if(e.t>=this.DB;r+=this.s}else{r+=this.s;while(n>=this.DB;r+=e.s}t.s=r<0?-1:0,r>0?t[n++]=r:r<-1&&(t[n++]=this.DV+r),t.t=n,t.clamp()}function bnAdd(e){var t=nbi();return this.addTo(e,t),t}function bnSubtract(e){var t=nbi();return this.subTo(e,t),t}function bnMultiply(e){var t=nbi();return this.multiplyTo(e,t),t}function bnSquare(){var e=nbi();return this.squareTo(e),e}function bnDivide(e){var t=nbi();return this.divRemTo(e,t,null),t}function bnRemainder(e){var t=nbi();return this.divRemTo(e,null,t),t}function bnDivideAndRemainder(e){var t=nbi(),n=nbi();return this.divRemTo(e,t,n),new Array(t,n)}function bnpDMultiply(e){this[this.t]=this.am(0,e-1,this,0,0,this.t),++this.t,this.clamp()}function bnpDAddOffset(e,t){if(e==0)return;while(this.t<=t)this[this.t++]=0;this[t]+=e;while(this[t]>=this.DV)this[t]-=this.DV,++t>=this.t&&(this[this.t++]=0),++this[t]}function NullExp(){}function nNop(e){return e}function nMulTo(e,t,n){e.multiplyTo(t,n)}function nSqrTo(e,t){e.squareTo(t)}function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(e,t,n){var r=Math.min(this.t+e.t,t);n.s=0,n.t=r;while(r>0)n[--r]=0;var i;for(i=n.t-this.t;r=0)n[r]=0;for(r=Math.max(t-this.t,0);r2*this.m.t)return e.mod(this.m);if(e.compareTo(this.m)<0)return e;var t=nbi();return e.copyTo(t),this.reduce(t),t}function barrettRevert(e){return e}function barrettReduce(e){e.drShiftTo(this.m.t-1,this.r2),e.t>this.m.t+1&&(e.t=this.m.t+1,e.clamp()),this.mu.multiplyUpperTo(this.r2,this.m.t+1,this.q3),this.m.multiplyLowerTo(this.q3,this.m.t+1,this.r2);while(e.compareTo(this.r2)<0)e.dAddOffset(1,this.m.t+1);e.subTo(this.r2,e);while(e.compareTo(this.m)>=0)e.subTo(this.m,e)}function barrettSqrTo(e,t){e.squareTo(t),this.reduce(t)}function barrettMulTo(e,t,n){e.multiplyTo(t,n),this.reduce(n)}function bnModPow(e,t){var n=e.bitLength(),r,i=nbv(1),s;if(n<=0)return i;n<18?r=1:n<48?r=3:n<144?r=4:n<768?r=5:r=6,n<8?s=new Classic(t):t.isEven()?s=new Barrett(t):s=new Montgomery(t);var o=new Array,u=3,a=r-1,f=(1<1){var l=nbi();s.sqrTo(o[1],l);while(u<=f)o[u]=nbi(),s.mulTo(l,o[u-2],o[u]),u+=2}var c=e.t-1,h,p=!0,d=nbi(),v;n=nbits(e[c])-1;while(c>=0){n>=a?h=e[c]>>n-a&f:(h=(e[c]&(1<0&&(h|=e[c-1]>>this.DB+n-a)),u=r;while((h&1)==0)h>>=1,--u;(n-=u)<0&&(n+=this.DB,--c);if(p)o[h].copyTo(i),p=!1;else{while(u>1)s.sqrTo(i,d),s.sqrTo(d,i),u-=2;u>0?s.sqrTo(i,d):(v=i,i=d,d=v),s.mulTo(d,o[h],i)}while(c>=0&&(e[c]&1<0&&(t.rShiftTo(s,t),n.rShiftTo(s,n));while(t.signum()>0)(i=t.getLowestSetBit())>0&&t.rShiftTo(i,t),(i=n.getLowestSetBit())>0&&n.rShiftTo(i,n),t.compareTo(n)>=0?(t.subTo(n,t),t.rShiftTo(1,t)):(n.subTo(t,n),n.rShiftTo(1,n));return s>0&&n.lShiftTo(s,n),n}function bnpModInt(e){if(e<=0)return 0;var t=this.DV%e,n=this.s<0?e-1:0;if(this.t>0)if(t==0)n=this[0]%e;else for(var r=this.t-1;r>=0;--r)n=(t*n+this[r])%e;return n}function bnModInverse(e){var t=e.isEven();if(this.isEven()&&t||e.signum()==0)return BigInteger.ZERO;var n=e.clone(),r=this.clone(),i=nbv(1),s=nbv(0),o=nbv(0),u=nbv(1);while(n.signum()!=0){while(n.isEven()){n.rShiftTo(1,n);if(t){if(!i.isEven()||!s.isEven())i.addTo(this,i),s.subTo(e,s);i.rShiftTo(1,i)}else s.isEven()||s.subTo(e,s);s.rShiftTo(1,s)}while(r.isEven()){r.rShiftTo(1,r);if(t){if(!o.isEven()||!u.isEven())o.addTo(this,o),u.subTo(e,u);o.rShiftTo(1,o)}else u.isEven()||u.subTo(e,u);u.rShiftTo(1,u)}n.compareTo(r)>=0?(n.subTo(r,n),t&&i.subTo(o,i),s.subTo(u,s)):(r.subTo(n,r),t&&o.subTo(i,o),u.subTo(s,u))}return r.compareTo(BigInteger.ONE)!=0?BigInteger.ZERO:u.compareTo(e)>=0?u.subtract(e):u.signum()<0?(u.addTo(e,u),u.signum()<0?u.add(e):u):u}function bnIsProbablePrime(e){var t,n=this.abs();if(n.t==1&&n[0]<=lowprimes[lowprimes.length-1]){for(t=0;t>1,e>lowprimes.length&&(e=lowprimes.length);var i=nbi();for(var s=0;s0;--s){i=i.twice();var o=n.testBit(s),u=t.testBit(s);o!=u&&(i=i.add(o?this:r))}return i}function pointFpMultiplyTwo(e,t,n){var r;e.bitLength()>n.bitLength()?r=e.bitLength()-1:r=n.bitLength()-1;var i=this.curve.getInfinity(),s=this.add(t);while(r>=0)i=i.twice(),e.testBit(r)?n.testBit(r)?i=i.add(s):i=i.add(this):n.testBit(r)&&(i=i.add(t)),--r;return i}function ECCurveFp(e,t,n){this.q=e,this.a=this.fromBigInteger(t),this.b=this.fromBigInteger(n),this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(e){return e==this?!0:this.q.equals(e.q)&&this.a.equals(e.a)&&this.b.equals(e.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(e){return new ECFieldElementFp(this.q,e)}function curveFpDecodePointHex(e){switch(parseInt(e.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var t=(e.length-2)/2,n=e.substr(2,t),r=e.substr(t+2,t);return new ECPointFp(this,this.fromBigInteger(new BigInteger(n,16)),this.fromBigInteger(new BigInteger(r,16)));default:return null}}ECFieldElementFp.prototype.equals=feFpEquals,ECFieldElementFp.prototype.toBigInteger=feFpToBigInteger,ECFieldElementFp.prototype.negate=feFpNegate,ECFieldElementFp.prototype.add=feFpAdd,ECFieldElementFp.prototype.subtract=feFpSubtract,ECFieldElementFp.prototype.multiply=feFpMultiply,ECFieldElementFp.prototype.square=feFpSquare,ECFieldElementFp.prototype.divide=feFpDivide,ECPointFp.prototype.getX=pointFpGetX,ECPointFp.prototype.getY=pointFpGetY,ECPointFp.prototype.equals=pointFpEquals,ECPointFp.prototype.isInfinity=pointFpIsInfinity,ECPointFp.prototype.negate=pointFpNegate,ECPointFp.prototype.add=pointFpAdd,ECPointFp.prototype.twice=pointFpTwice,ECPointFp.prototype.multiply=pointFpMultiply,ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo,ECCurveFp.prototype.getQ=curveFpGetQ,ECCurveFp.prototype.getA=curveFpGetA,ECCurveFp.prototype.getB=curveFpGetB,ECCurveFp.prototype.equals=curveFpEquals,ECCurveFp.prototype.getInfinity=curveFpGetInfinity,ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger,ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex; -function X9ECParameters(e,t,n,r){this.curve=e,this.g=t,this.n=n,this.h=r}function x9getCurve(){return this.curve}function x9getG(){return this.g}function x9getN(){return this.n}function x9getH(){return this.h}function fromHex(e){return new BigInteger(e,16)}function secp128r1(){var e=fromHex("FFFFFFFDFFFFFFFFFFFFFFFFFFFFFFFF"),t=fromHex("FFFFFFFDFFFFFFFFFFFFFFFFFFFFFFFC"),n=fromHex("E87579C11079F43DD824993C2CEE5ED3"),r=fromHex("FFFFFFFE0000000075A30D1B9038A115"),i=BigInteger.ONE,s=new ECCurveFp(e,t,n),o=s.decodePointHex("04161FF7528B899B2D0C28607CA52C5B86CF5AC8395BAFEB13C02DA292DDED7A83");return new X9ECParameters(s,o,r,i)}function secp160k1(){var e=fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFAC73"),t=BigInteger.ZERO,n=fromHex("7"),r=fromHex("0100000000000000000001B8FA16DFAB9ACA16B6B3"),i=BigInteger.ONE,s=new ECCurveFp(e,t,n),o=s.decodePointHex("043B4C382CE37AA192A4019E763036F4F5DD4D7EBB938CF935318FDCED6BC28286531733C3F03C4FEE");return new X9ECParameters(s,o,r,i)}function secp160r1(){var e=fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7FFFFFFF"),t=fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7FFFFFFC"),n=fromHex("1C97BEFC54BD7A8B65ACF89F81D4D4ADC565FA45"),r=fromHex("0100000000000000000001F4C8F927AED3CA752257"),i=BigInteger.ONE,s=new ECCurveFp(e,t,n),o=s.decodePointHex("044A96B5688EF573284664698968C38BB913CBFC8223A628553168947D59DCC912042351377AC5FB32");return new X9ECParameters(s,o,r,i)}function secp192k1(){var e=fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFEE37"),t=BigInteger.ZERO,n=fromHex("3"),r=fromHex("FFFFFFFFFFFFFFFFFFFFFFFE26F2FC170F69466A74DEFD8D"),i=BigInteger.ONE,s=new ECCurveFp(e,t,n),o=s.decodePointHex("04DB4FF10EC057E9AE26B07D0280B7F4341DA5D1B1EAE06C7D9B2F2F6D9C5628A7844163D015BE86344082AA88D95E2F9D");return new X9ECParameters(s,o,r,i)}function secp192r1(){var e=fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFF"),t=fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFC"),n=fromHex("64210519E59C80E70FA7E9AB72243049FEB8DEECC146B9B1"),r=fromHex("FFFFFFFFFFFFFFFFFFFFFFFF99DEF836146BC9B1B4D22831"),i=BigInteger.ONE,s=new ECCurveFp(e,t,n),o=s.decodePointHex("04188DA80EB03090F67CBF20EB43A18800F4FF0AFD82FF101207192B95FFC8DA78631011ED6B24CDD573F977A11E794811");return new X9ECParameters(s,o,r,i)}function secp224r1(){var e=fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF000000000000000000000001"),t=fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFFFFFFFFFE"),n=fromHex("B4050A850C04B3ABF54132565044B0B7D7BFD8BA270B39432355FFB4"),r=fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFF16A2E0B8F03E13DD29455C5C2A3D"),i=BigInteger.ONE,s=new ECCurveFp(e,t,n),o=s.decodePointHex("04B70E0CBD6BB4BF7F321390B94A03C1D356C21122343280D6115C1D21BD376388B5F723FB4C22DFE6CD4375A05A07476444D5819985007E34");return new X9ECParameters(s,o,r,i)}function secp256k1(){var e=fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFC2F"),t=BigInteger.ZERO,n=fromHex("7"),r=fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141"),i=BigInteger.ONE,s=new ECCurveFp(e,t,n),o=s.decodePointHex("0479BE667EF9DCBBAC55A06295CE870B07029BFCDB2DCE28D959F2815B16F81798483ADA7726A3C4655DA4FBFC0E1108A8FD17B448A68554199C47D08FFB10D4B8");return new X9ECParameters(s,o,r,i)}function secp256r1(){var e=fromHex("FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFF"),t=fromHex("FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFC"),n=fromHex("5AC635D8AA3A93E7B3EBBD55769886BC651D06B0CC53B0F63BCE3C3E27D2604B"),r=fromHex("FFFFFFFF00000000FFFFFFFFFFFFFFFFBCE6FAADA7179E84F3B9CAC2FC632551"),i=BigInteger.ONE,s=new ECCurveFp(e,t,n),o=s.decodePointHex("046B17D1F2E12C4247F8BCE6E563A440F277037D812DEB33A0F4A13945D898C2964FE342E2FE1A7F9B8EE7EB4A7C0F9E162BCE33576B315ECECBB6406837BF51F5");return new X9ECParameters(s,o,r,i)}function getSECCurveByName(e){return e=="secp128r1"?secp128r1():e=="secp160k1"?secp160k1():e=="secp160r1"?secp160r1():e=="secp192k1"?secp192k1():e=="secp192r1"?secp192r1():e=="secp224r1"?secp224r1():e=="secp256k1"?secp256k1():e=="secp256r1"?secp256r1():null}X9ECParameters.prototype.getCurve=x9getCurve,X9ECParameters.prototype.getG=x9getG,X9ECParameters.prototype.getN=x9getN,X9ECParameters.prototype.getH=x9getH; -var EventEmitter=function(){};EventEmitter.prototype.on=function(e,t,n){n||(n=this),this._listeners||(this._listeners={}),this._listeners[e]||(this._listeners[e]=[]),this._unbinders||(this._unbinders={}),this._unbinders[e]||(this._unbinders[e]=[]);var r=function(e){t.apply(n,[e])};this._unbinders[e].push(t),this._listeners[e].push(r)},EventEmitter.prototype.trigger=function(e,t){t===undefined&&(t={}),this._listeners||(this._listeners={});if(!this._listeners[e])return;var n=this._listeners[e].length;while(n--)this._listeners[e][n](t)},EventEmitter.prototype.removeListener=function(e,t){this._unbinders||(this._unbinders={});if(!this._unbinders[e])return;var n=this._unbinders[e].length;while(n--)this._unbinders[e][n]===t&&(this._unbinders[e].splice(n,1),this._listeners[e].splice(n,1))},EventEmitter.augment=function(e){for(var t in EventEmitter.prototype)e[t]||(e[t]=EventEmitter.prototype[t])}; -(function(e){var t=e;"object"!=typeof module&&(t.EventEmitter=EventEmitter)})("object"==typeof module?module.exports:window.Bitcoin={}); -BigInteger.valueOf=nbv,BigInteger.prototype.toByteArrayUnsigned=function(){var e=this.abs().toByteArray();return e.length?(e[0]==0&&(e=e.slice(1)),e.map(function(e){return e<0?e+256:e})):e},BigInteger.fromByteArrayUnsigned=function(e){return e.length?e[0]&128?new BigInteger([0].concat(e)):new BigInteger(e):e.valueOf(0)},BigInteger.prototype.toByteArraySigned=function(){var e=this.abs().toByteArrayUnsigned(),t=this.compareTo(BigInteger.ZERO)<0;return t?e[0]&128?e.unshift(128):e[0]|=128:e[0]&128&&e.unshift(0),e},BigInteger.fromByteArraySigned=function(e){return e[0]&128?(e[0]&=127,BigInteger.fromByteArrayUnsigned(e).negate()):BigInteger.fromByteArrayUnsigned(e)};var names=["log","debug","info","warn","error","assert","dir","dirxml","group","groupEnd","time","timeEnd","count","trace","profile","profileEnd"];"undefined"==typeof window.console&&(window.console={});for(var i=0;i>>8,e&255]:e<=1?[254].concat(Crypto.util.wordsToBytes([e])):[255].concat(Crypto.util.wordsToBytes([e>>>32,e]))},valueToBigInt:function(e){return e instanceof BigInteger?e:BigInteger.fromByteArrayUnsigned(e)},formatValue:function(e){var t=this.valueToBigInt(e).toString(),n=t.length>8?t.substr(0,t.length-8):"0",r=t.length>8?t.substr(t.length-8):t;while(r.length<8)r="0"+r;r=r.replace(/0*$/,"");while(r.length<2)r+="0";return n+"."+r},parseValue:function(e){var t=e.split("."),n=t[0],r=t[1]||"0";while(r.length<8)r+="0";r=r.replace(/^0+/g,"");var i=BigInteger.valueOf(parseInt(n));return i=i.multiply(BigInteger.valueOf(1e8)),i=i.add(BigInteger.valueOf(parseInt(r))),i},sha256ripe160:function(e){return Crypto.RIPEMD160(Crypto.SHA256(e,{asBytes:!0}),{asBytes:!0})}};for(var i in Crypto.util)Crypto.util.hasOwnProperty(i)&&(Bitcoin.Util[i]=Crypto.util[i]); -(function(e){e.Base58={alphabet:"123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz",validRegex:/^[1-9A-HJ-NP-Za-km-z]+$/,base:BigInteger.valueOf(58),encode:function(e){var n=BigInteger.fromByteArrayUnsigned(e),r=[];while(n.compareTo(t.base)>=0){var i=n.mod(t.base);r.unshift(t.alphabet[i.intValue()]),n=n.subtract(i).divide(t.base)}r.unshift(t.alphabet[n.intValue()]);for(var s=0;s=0;i--){var s=t.alphabet.indexOf(e[i]);if(s<0)throw"Invalid character";n=n.add(BigInteger.valueOf(s).multiply(t.base.pow(e.length-1-i))),e[i]=="1"?r++:r=0}var o=n.toByteArrayUnsigned();while(r-->0)o.unshift(0);return o}};var t=e.Base58})("undefined"!=typeof Bitcoin?Bitcoin:module.exports); -Bitcoin.Address=function(e){"string"==typeof e&&(e=Bitcoin.Address.decodeString(e)),this.hash=e,this.version=0},Bitcoin.Address.prototype.toString=function(){var e=this.hash.slice(0);e.unshift(this.version);var t=Crypto.SHA256(Crypto.SHA256(e,{asBytes:!0}),{asBytes:!0}),n=e.concat(t.slice(0,4));return Bitcoin.Base58.encode(n)},Bitcoin.Address.prototype.getHashBase64=function(){return Crypto.util.bytesToBase64(this.hash)},Bitcoin.Address.decodeString=function(e){var t=Bitcoin.Base58.decode(e),n=t.slice(0,21),r=Crypto.SHA256(Crypto.SHA256(n,{asBytes:!0}),{asBytes:!0});if(r[0]!=t[21]||r[1]!=t[22]||r[2]!=t[23]||r[3]!=t[24])throw"Checksum validation failed!";var i=n.shift();if(i!=0)throw"Version "+i+" not supported!";return n}; -function integerToBytes(e,t){var n=e.toByteArrayUnsigned();if(tn.length)n.unshift(0);return n}function dmp(e){return e instanceof BigInteger||(e=e.toBigInteger()),Crypto.util.bytesToHex(e.toByteArrayUnsigned())}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)},ECPointFp.prototype.getEncoded=function(e){var t=this.getX().toBigInteger(),n=this.getY().toBigInteger(),r=integerToBytes(t,32);return e?n.isEven()?r.unshift(2):r.unshift(3):(r.unshift(4),r=r.concat(integerToBytes(n,32))),r},ECPointFp.decodeFrom=function(e,t){var n=t[0],r=t.length-1,i=t.slice(1,1+r/2),s=t.slice(1+r/2,1+r);i.unshift(0),s.unshift(0);var o=new BigInteger(i),u=new BigInteger(s);return new ECPointFp(e,e.fromBigInteger(o),e.fromBigInteger(u))},ECPointFp.prototype.add2D=function(e){if(this.isInfinity())return e;if(e.isInfinity())return this;if(this.x.equals(e.x))return this.y.equals(e.y)?this.twice():this.curve.getInfinity();var t=e.x.subtract(this.x),n=e.y.subtract(this.y),r=n.divide(t),i=r.square().subtract(this.x).subtract(e.x),s=r.multiply(this.x.subtract(i)).subtract(this.y);return new ECPointFp(this.curve,i,s)},ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0)return this.curve.getInfinity();var e=this.curve.fromBigInteger(BigInteger.valueOf(2)),t=this.curve.fromBigInteger(BigInteger.valueOf(3)),n=this.x.square().multiply(t).add(this.curve.a).divide(this.y.multiply(e)),r=n.square().subtract(this.x.multiply(e)),i=n.multiply(this.x.subtract(r)).subtract(this.y);return new ECPointFp(this.curve,r,i)},ECPointFp.prototype.multiply2D=function(e){if(this.isInfinity())return this;if(e.signum()==0)return this.curve.getInfinity();var t=e,n=t.multiply(new BigInteger("3")),r=this.negate(),i=this,s;for(s=n.bitLength()-2;s>0;--s){i=i.twice();var o=n.testBit(s),u=t.testBit(s);o!=u&&(i=i.add2D(o?this:r))}return i},ECPointFp.prototype.isOnCurve=function(){var e=this.getX().toBigInteger(),t=this.getY().toBigInteger(),n=this.curve.getA().toBigInteger(),r=this.curve.getB().toBigInteger(),i=this.curve.getQ(),s=t.multiply(t).mod(i),o=e.multiply(e).multiply(e).add(n.multiply(e)).add(r).mod(i);return s.equals(o)},ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"},ECPointFp.prototype.validate=function(){var e=this.curve.getQ();if(this.isInfinity())throw new Error("Point is at infinity.");var t=this.getX().toBigInteger(),n=this.getY().toBigInteger();if(t.compareTo(BigInteger.ONE)<0||t.compareTo(e.subtract(BigInteger.ONE))>0)throw new Error("x coordinate out of bounds");if(n.compareTo(BigInteger.ONE)<0||n.compareTo(e.subtract(BigInteger.ONE))>0)throw new Error("y coordinate out of bounds");if(!this.isOnCurve())throw new Error("Point is not on the curve.");if(this.multiply(e).isInfinity())throw new Error("Point is not a scalar multiple of G.");return!0},Bitcoin.ECDSA=function(){function r(e,t,n,r){var i=Math.max(t.bitLength(),r.bitLength()),s=e.add2D(n),o=e.curve.getInfinity();for(var u=i-1;u>=0;--u)o=o.twice2D(),o.z=BigInteger.ONE,t.testBit(u)?r.testBit(u)?o=o.add2D(s):o=o.add2D(e):r.testBit(u)&&(o=o.add2D(n));return o}var e=getSECCurveByName("secp256k1"),t=new SecureRandom,n=null,i={getBigRandom:function(e){return(new BigInteger(e.bitLength(),t)).mod(e.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(t,n){var r=n,s=e.getN(),o=BigInteger.fromByteArrayUnsigned(t);do var u=i.getBigRandom(s),a=e.getG(),f=a.multiply(u),l=f.getX().toBigInteger().mod(s);while(l.compareTo(BigInteger.ZERO)<=0);var c=u.modInverse(s).multiply(o.add(r.multiply(l))).mod(s);return i.serializeSig(l,c)},verify:function(t,n,r){var s,o;if(Bitcoin.Util.isArray(n)){var u=i.parseSig(n);s=u.r,o=u.s}else{if("object"!=typeof n||!n.r||!n.s)throw"Invalid value for signature";s=n.r,o=n.s}var a;if(r instanceof ECPointFp)a=r;else{if(!Bitcoin.Util.isArray(r))throw"Invalid format for pubkey value, must be byte array or ECPointFp";a=ECPointFp.decodeFrom(e.getCurve(),r)}var f=BigInteger.fromByteArrayUnsigned(t);return i.verifyRaw(f,s,o,a)},verifyRaw:function(t,n,r,i){var s=e.getN(),o=e.getG();if(n.compareTo(BigInteger.ONE)<0||n.compareTo(s)>=0)return!1;if(r.compareTo(BigInteger.ONE)<0||r.compareTo(s)>=0)return!1;var u=r.modInverse(s),a=t.multiply(u).mod(s),f=n.multiply(u).mod(s),l=o.multiply(a).add(i.multiply(f)),c=l.getX().toBigInteger().mod(s);return c.equals(n)},serializeSig:function(e,t){var n=e.toByteArraySigned(),r=t.toByteArraySigned(),i=[];return i.push(2),i.push(n.length),i=i.concat(n),i.push(2),i.push(r.length),i=i.concat(r),i.unshift(i.length),i.unshift(48),i},parseSig:function(e){var t;if(e[0]!=48)throw new Error("Signature not a valid DERSequence");t=2;if(e[t]!=2)throw new Error("First element in signature must be a DERInteger");var n=e.slice(t+2,t+2+e[t+1]);t+=2+e[t+1];if(e[t]!=2)throw new Error("Second element in signature must be a DERInteger");var r=e.slice(t+2,t+2+e[t+1]);t+=2+e[t+1];var i=BigInteger.fromByteArrayUnsigned(n),s=BigInteger.fromByteArrayUnsigned(r);return{r:i,s:s}},parseSigCompact:function(t){if(t.length!==65)throw"Signature has the wrong length";var n=t[0]-27;if(n<0||n>7)throw"Invalid signature type";var r=e.getN(),i=BigInteger.fromByteArrayUnsigned(t.slice(1,33)).mod(r),s=BigInteger.fromByteArrayUnsigned(t.slice(33,65)).mod(r);return{r:i,s:s,i:n}},recoverPubKey:function(t,s,o,u){u&=3;var a=u&1,f=u>>1,l=e.getN(),c=e.getG(),h=e.getCurve(),p=h.getQ(),d=h.getA().toBigInteger(),v=h.getB().toBigInteger();n||(n=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4)));var m=f?t.add(l):t,g=m.multiply(m).multiply(m).add(d.multiply(m)).add(v).mod(p),y=g.modPow(n,p),b=y.isEven()?u%2:(u+1)%2,w=(y.isEven()?!a:a)?y:p.subtract(y),E=new ECPointFp(h,h.fromBigInteger(m),h.fromBigInteger(w));E.validate();var S=BigInteger.fromByteArrayUnsigned(o),x=BigInteger.ZERO.subtract(S).mod(l),T=t.modInverse(l),N=r(E,s,c,x).multiply(T);console.log("G.x: ",Crypto.util.bytesToHex(c.x.toBigInteger().toByteArrayUnsigned())),console.log("G.y: ",Crypto.util.bytesToHex(c.y.toBigInteger().toByteArrayUnsigned())),console.log("s: ",Crypto.util.bytesToHex(T.toByteArrayUnsigned())),console.log("Q.x: ",Crypto.util.bytesToHex(N.x.toBigInteger().toByteArrayUnsigned())),console.log("Q.y: ",Crypto.util.bytesToHex(N.y.toBigInteger().toByteArrayUnsigned())),N.validate();if(!i.verifyRaw(S,t,s,N))throw"Pubkey recovery unsuccessful";var C=new Bitcoin.ECKey;return C.pub=N,C},calcPubkeyRecoveryParam:function(e,t,n,r){for(var i=0;i<4;i++)try{var s=Bitcoin.ECDSA.recoverPubKey(t,n,r,i);if(s.getBitcoinAddress().toString()==e)return i}catch(o){}throw"Unable to find valid recovery factor"}};return i}(); -Bitcoin.ECKey=function(){var e=Bitcoin.ECDSA,t=getSECCurveByName("secp256k1"),n=new SecureRandom,r=function(n){if(!n){var i=t.getN();this.priv=e.getBigRandom(i)}else n instanceof BigInteger?this.priv=n:Bitcoin.Util.isArray(n)?this.priv=BigInteger.fromByteArrayUnsigned(n):"string"==typeof n&&(n.length==51&&n[0]=="5"?this.priv=BigInteger.fromByteArrayUnsigned(r.decodeString(n)):this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.base64ToBytes(n)));this.compressed=!!r.compressByDefault};return r.compressByDefault=!1,r.prototype.setCompressed=function(e){this.compressed=!!e},r.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)},r.prototype.getPubPoint=function(){return this.pub||(this.pub=t.getG().multiply(this.priv)),this.pub},r.prototype.getPubKeyHash=function(){return this.pubKeyHash?this.pubKeyHash:this.pubKeyHash=Bitcoin.Util.sha256ripe160(this.getPub())},r.prototype.getBitcoinAddress=function(){var e=this.getPubKeyHash(),t=new Bitcoin.Address(e);return t},r.prototype.getExportedPrivateKey=function(){var e=this.priv.toByteArrayUnsigned();while(e.length<32)e.unshift(0);e.unshift(128);var t=Crypto.SHA256(Crypto.SHA256(e,{asBytes:!0}),{asBytes:!0}),n=e.concat(t.slice(0,4));return Bitcoin.Base58.encode(n)},r.prototype.setPub=function(e){this.pub=ECPointFp.decodeFrom(t.getCurve(),e)},r.prototype.toString=function(e){return e==="base64"?Crypto.util.bytesToBase64(this.priv.toByteArrayUnsigned()):Crypto.util.bytesToHex(this.priv.toByteArrayUnsigned())},r.prototype.sign=function(t){return e.sign(t,this.priv)},r.prototype.verify=function(t,n){return e.verify(t,n,this.getPub())},r.decodeString=function(e){var t=Bitcoin.Base58.decode(e),n=t.slice(0,33),r=Crypto.SHA256(Crypto.SHA256(n,{asBytes:!0}),{asBytes:!0});if(r[0]!=t[33]||r[1]!=t[34]||r[2]!=t[35]||r[3]!=t[36])throw"Checksum validation failed!";var i=n.shift();if(i!=128)throw"Version "+i+" not supported!";return n},r}(); -(function(){var e=Bitcoin.Opcode=function(e){this.code=e};e.prototype.toString=function(){return e.reverseMap[this.code]},e.map={OP_0:0,OP_FALSE:0,OP_PUSHDATA1:76,OP_PUSHDATA2:77,OP_PUSHDATA4:78,OP_1NEGATE:79,OP_RESERVED:80,OP_1:81,OP_TRUE:81,OP_2:82,OP_3:83,OP_4:84,OP_5:85,OP_6:86,OP_7:87,OP_8:88,OP_9:89,OP_10:90,OP_11:91,OP_12:92,OP_13:93,OP_14:94,OP_15:95,OP_16:96,OP_NOP:97,OP_VER:98,OP_IF:99,OP_NOTIF:100,OP_VERIF:101,OP_VERNOTIF:102,OP_ELSE:103,OP_ENDIF:104,OP_VERIFY:105,OP_RETURN:106,OP_TOALTSTACK:107,OP_FROMALTSTACK:108,OP_2DROP:109,OP_2DUP:110,OP_3DUP:111,OP_2OVER:112,OP_2ROT:113,OP_2SWAP:114,OP_IFDUP:115,OP_DEPTH:116,OP_DROP:117,OP_DUP:118,OP_NIP:119,OP_OVER:120,OP_PICK:121,OP_ROLL:122,OP_ROT:123,OP_SWAP:124,OP_TUCK:125,OP_CAT:126,OP_SUBSTR:127,OP_LEFT:128,OP_RIGHT:129,OP_SIZE:130,OP_INVERT:131,OP_AND:132,OP_OR:133,OP_XOR:134,OP_EQUAL:135,OP_EQUALVERIFY:136,OP_RESERVED1:137,OP_RESERVED2:138,OP_1ADD:139,OP_1SUB:140,OP_2MUL:141,OP_2DIV:142,OP_NEGATE:143,OP_ABS:144,OP_NOT:145,OP_0NOTEQUAL:146,OP_ADD:147,OP_SUB:148,OP_MUL:149,OP_DIV:150,OP_MOD:151,OP_LSHIFT:152,OP_RSHIFT:153,OP_BOOLAND:154,OP_BOOLOR:155,OP_NUMEQUAL:156,OP_NUMEQUALVERIFY:157,OP_NUMNOTEQUAL:158,OP_LESSTHAN:159,OP_GREATERTHAN:160,OP_LESSTHANOREQUAL:161,OP_GREATERTHANOREQUAL:162,OP_MIN:163,OP_MAX:164,OP_WITHIN:165,OP_RIPEMD160:166,OP_SHA1:167,OP_SHA256:168,OP_HASH160:169,OP_HASH256:170,OP_CODESEPARATOR:171,OP_CHECKSIG:172,OP_CHECKSIGVERIFY:173,OP_CHECKMULTISIG:174,OP_CHECKMULTISIGVERIFY:175,OP_NOP1:176,OP_NOP2:177,OP_NOP3:178,OP_NOP4:179,OP_NOP5:180,OP_NOP6:181,OP_NOP7:182,OP_NOP8:183,OP_NOP9:184,OP_NOP10:185,OP_PUBKEYHASH:253,OP_PUBKEY:254,OP_INVALIDOPCODE:255},e.reverseMap=[];for(var t in e.map)e.reverseMap[e.map[t]]=t})(); -(function(){var Opcode=Bitcoin.Opcode;for(var i in Opcode.map)eval("var "+i+" = "+Opcode.map[i]+";");var Script=Bitcoin.Script=function(e){if(!e)this.buffer=[];else if("string"==typeof e)this.buffer=Crypto.util.base64ToBytes(e);else if(Bitcoin.Util.isArray(e))this.buffer=e;else{if(!(e instanceof Script))throw new Error("Invalid script");this.buffer=e.buffer}this.parse()};Script.prototype.parse=function(){function n(n){e.chunks.push(e.buffer.slice(t,t+n)),t+=n}var e=this;this.chunks=[];var t=0;while(t=240&&(r=r<<8|this.buffer[t++]);var i;r>0&&r>>8&255)):(this.buffer.push(OP_PUSHDATA4),this.buffer.push(e.length&255),this.buffer.push(e.length>>>8&255),this.buffer.push(e.length>>>16&255),this.buffer.push(e.length>>>24&255)),this.buffer=this.buffer.concat(e),this.chunks.push(e)},Script.createOutputScript=function(e){var t=new Script;return t.writeOp(OP_DUP),t.writeOp(OP_HASH160),t.writeBytes(e.hash),t.writeOp(OP_EQUALVERIFY),t.writeOp(OP_CHECKSIG),t},Script.prototype.extractAddresses=function(e){switch(this.getOutType()){case"Address":return e.push(new Address(this.chunks[2])),1;case"Pubkey":return e.push(new Address(Util.sha256ripe160(this.chunks[0]))),1;case"Multisig":for(var t=1;t=0;o--){var u=this.outs[o],a=u.script.simpleOutPubKeyHash();e.hasHash(a)?i=a:n=!1,r=a}for(var o=this.ins.length-1;o>=0;o--){var f=this.ins[o];s=f.script.simpleInPubKeyHash();if(!e.hasHash(s)){t=!1;break}}var l=this.calcImpact(e),c={};return c.impact=l,l.sign>0&&l.value.compareTo(BigInteger.ZERO)>0?(c.type="recv",c.addr=new Bitcoin.Address(i)):t&&n?c.type="self":t?(c.type="sent",c.addr=new Bitcoin.Address(r)):c.type="other",c}return null},t.prototype.getDescription=function(e){var t=this.analyze(e);if(!t)return"";switch(t.type){case"recv":return"Received with "+t.addr;case"sent":return"Payment to "+t.addr;case"self":return"Payment to yourself";case"other":default:return""}},t.prototype.getTotalOutValue=function(){var e=BigInteger.ZERO;for(var t=0;t=0?{sign:1,value:t.subtract(s)}:{sign:-1,value:s.subtract(t)}}return BigInteger.ZERO};var u=Bitcoin.TransactionIn=function(t){this.outpoint=t.outpoint,t.script instanceof e?this.script=t.script:this.script=new e(t.script),this.sequence=t.sequence};u.prototype.clone=function(){var e=new u({outpoint:{hash:this.outpoint.hash,index:this.outpoint.index},script:this.script.clone(),sequence:this.sequence});return e};var a=Bitcoin.TransactionOut=function(t){t.script instanceof e?this.script=t.script:this.script=new e(t.script);if(Bitcoin.Util.isArray(t.value))this.value=t.value;else if("string"==typeof t.value){var n=(new BigInteger(t.value,10)).toString(16);while(n.length<16)n="0"+n;this.value=Crypto.util.hexToBytes(n)}};a.prototype.clone=function(){var e=new a({script:this.script.clone(),value:this.value.slice(0)});return e}})(); -Bitcoin.Wallet=function(){var e=Bitcoin.Script,t=Bitcoin.TransactionIn,n=Bitcoin.TransactionOut,r=function(){var e=[];this.addressHashes=[],this.txIndex={},this.unspentOuts=[],this.addressPointer=0,this.addKey=function(t,n){t instanceof Bitcoin.ECKey||(t=new Bitcoin.ECKey(t)),e.push(t),n&&("string"==typeof n&&(n=Crypto.util.base64ToBytes(n)),t.setPub(n)),this.addressHashes.push(t.getBitcoinAddress().getHashBase64())},this.addKeys=function(e,t){"string"==typeof e&&(e=e.split(",")),"string"==typeof t&&(t=t.split(","));var n;if(Array.isArray(t)&&e.length==t.length)for(n=0;n=0)break}if(o.compareTo(s)<0)throw new Error("Insufficient funds.");var a=o.subtract(s),f=new Bitcoin.Transaction;for(u=0;u0&&f.addOutput(this.getNextAddress(),a);var l=1;for(u=0;u li:last-child { - border-radius: 0 0 15px 15px; - -moz-border-radius: 0 0 15px 15px; - -webkit-border-bottom-right-radius: 15px; - -webkit-border-bottom-left-radius: 15px; -} - -#qunit-tests .fail { color: #000000; background-color: #EE5757; } -#qunit-tests .fail .test-name, -#qunit-tests .fail .module-name { color: #000000; } - -#qunit-tests .fail .test-actual { color: #EE5757; } -#qunit-tests .fail .test-expected { color: green; } - -#qunit-banner.qunit-fail { background-color: #EE5757; } - - -/** Result */ - -#qunit-testresult { - padding: 0.5em 0.5em 0.5em 2.5em; - - color: #2b81af; - background-color: #D2E0E6; - - border-bottom: 1px solid white; -} - -/** Fixture */ - -#qunit-fixture { - position: absolute; - top: -10000px; - left: -10000px; -} diff --git a/vendor/qunit/qunit.js b/vendor/qunit/qunit.js deleted file mode 100755 index a711c82..0000000 --- a/vendor/qunit/qunit.js +++ /dev/null @@ -1,1510 +0,0 @@ -/** - * QUnit - A JavaScript Unit Testing Framework - * - * http://docs.jquery.com/QUnit - * - * Copyright (c) 2011 John Resig, Jörn Zaefferer - * Dual licensed under the MIT (MIT-LICENSE.txt) - * or GPL (GPL-LICENSE.txt) licenses. - */ - -(function(window) { - -var defined = { - setTimeout: typeof window.setTimeout !== "undefined", - sessionStorage: (function() { - try { - return !!sessionStorage.getItem; - } catch(e) { - return false; - } - })() -}; - -var testId = 0; - -var Test = function(name, testName, expected, testEnvironmentArg, async, callback) { - this.name = name; - this.testName = testName; - this.expected = expected; - this.testEnvironmentArg = testEnvironmentArg; - this.async = async; - this.callback = callback; - this.assertions = []; -}; -Test.prototype = { - init: function() { - var tests = id("qunit-tests"); - if (tests) { - var b = document.createElement("strong"); - b.innerHTML = "Running " + this.name; - var li = document.createElement("li"); - li.appendChild( b ); - li.className = "running"; - li.id = this.id = "test-output" + testId++; - tests.appendChild( li ); - } - }, - setup: function() { - if (this.module != config.previousModule) { - if ( config.previousModule ) { - QUnit.moduleDone( { - name: config.previousModule, - failed: config.moduleStats.bad, - passed: config.moduleStats.all - config.moduleStats.bad, - total: config.moduleStats.all - } ); - } - config.previousModule = this.module; - config.moduleStats = { all: 0, bad: 0 }; - QUnit.moduleStart( { - name: this.module - } ); - } - - config.current = this; - this.testEnvironment = extend({ - setup: function() {}, - teardown: function() {} - }, this.moduleTestEnvironment); - if (this.testEnvironmentArg) { - extend(this.testEnvironment, this.testEnvironmentArg); - } - - QUnit.testStart( { - name: this.testName - } ); - - // allow utility functions to access the current test environment - // TODO why?? - QUnit.current_testEnvironment = this.testEnvironment; - - try { - if ( !config.pollution ) { - saveGlobal(); - } - - this.testEnvironment.setup.call(this.testEnvironment); - } catch(e) { - QUnit.ok( false, "Setup failed on " + this.testName + ": " + e.message ); - } - }, - run: function() { - if ( this.async ) { - QUnit.stop(); - } - - if ( config.notrycatch ) { - this.callback.call(this.testEnvironment); - return; 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"block" : "none"; - }); - - addEvent(b, "dblclick", function(e) { - var target = e && e.target ? e.target : window.event.srcElement; - if ( target.nodeName.toLowerCase() == "span" || target.nodeName.toLowerCase() == "b" ) { - target = target.parentNode; - } - if ( window.location && target.nodeName.toLowerCase() === "strong" ) { - window.location = QUnit.url({ filter: getText([target]).replace(/\([^)]+\)$/, "").replace(/(^\s*|\s*$)/g, "") }); - } - }); - - var li = id(this.id); - li.className = bad ? "fail" : "pass"; - li.removeChild( li.firstChild ); - li.appendChild( b ); - li.appendChild( a ); - li.appendChild( ol ); - - } else { - for ( var i = 0; i < this.assertions.length; i++ ) { - if ( !this.assertions[i].result ) { - bad++; - config.stats.bad++; - config.moduleStats.bad++; - } - } - } - - try { - QUnit.reset(); - } catch(e) { - fail("reset() failed, following Test " + this.testName + ", exception and reset fn follows", e, QUnit.reset); - } - - QUnit.testDone( { - name: this.testName, - failed: bad, - passed: this.assertions.length - bad, - total: this.assertions.length - } ); - }, - - queue: function() { - var test = this; - synchronize(function() { - test.init(); - }); - function run() { - // each of these can by async - synchronize(function() { - test.setup(); - }); - synchronize(function() { - test.run(); - }); - synchronize(function() { - test.teardown(); - }); - synchronize(function() { - test.finish(); - }); - } - // defer when previous test run passed, if storage is available - var bad = QUnit.config.reorder && defined.sessionStorage && +sessionStorage.getItem("qunit-" + this.module + "-" + this.testName); - if (bad) { - run(); - } else { - synchronize(run); - }; - } - -}; - -var QUnit = { - - // call on start of module test to prepend name to all tests - module: function(name, testEnvironment) { - config.currentModule = name; - config.currentModuleTestEnviroment = testEnvironment; - }, - - asyncTest: function(testName, expected, callback) { - if ( arguments.length === 2 ) { - callback = expected; - expected = 0; - } - - QUnit.test(testName, expected, callback, true); - }, - - test: function(testName, expected, callback, async) { - var name = '' + testName + '', testEnvironmentArg; - - if ( arguments.length === 2 ) { - callback = expected; - expected = null; - } - // is 2nd argument a testEnvironment? - if ( expected && typeof expected === 'object') { - testEnvironmentArg = expected; - expected = null; - } - - if ( config.currentModule ) { - name = '' + config.currentModule + ": " + name; - } - - if ( !validTest(config.currentModule + ": " + testName) ) { - return; - } - - var test = new Test(name, testName, expected, testEnvironmentArg, async, callback); - test.module = config.currentModule; - test.moduleTestEnvironment = config.currentModuleTestEnviroment; - test.queue(); - }, - - /** - * Specify the number of expected assertions to gurantee that failed test (no assertions are run at all) don't slip through. - */ - expect: function(asserts) { - config.current.expected = asserts; - }, - - /** - * Asserts true. - * @example ok( "asdfasdf".length > 5, "There must be at least 5 chars" ); - */ - ok: function(a, msg) { - a = !!a; - var details = { - result: a, - message: msg - }; - msg = escapeHtml(msg); - QUnit.log(details); - config.current.assertions.push({ - result: a, - message: msg - }); - }, - - /** - * Checks that the first two arguments are equal, with an optional message. - * Prints out both actual and expected values. - * - * Prefered to ok( actual == expected, message ) - * - * @example equal( format("Received {0} bytes.", 2), "Received 2 bytes." ); - * - * @param Object actual - * @param Object expected - * @param String message (optional) - */ - equal: function(actual, expected, message) { - QUnit.push(expected == actual, actual, expected, message); - }, - - notEqual: function(actual, expected, message) { - QUnit.push(expected != actual, actual, expected, message); - }, - - deepEqual: function(actual, expected, message) { - QUnit.push(QUnit.equiv(actual, expected), actual, expected, message); - }, - - notDeepEqual: function(actual, expected, message) { - QUnit.push(!QUnit.equiv(actual, expected), actual, expected, message); - }, - - strictEqual: function(actual, expected, message) { - QUnit.push(expected === actual, actual, expected, message); - }, - - notStrictEqual: function(actual, expected, message) { - QUnit.push(expected !== actual, actual, expected, message); - }, - - raises: function(block, expected, message) { - var actual, ok = false; - - if (typeof expected === 'string') { - message = expected; - expected = null; - } - - try { - block(); - } catch (e) { - actual = e; - } - - if (actual) { - // we don't want to validate thrown error - if (!expected) { - ok = true; - // expected is a regexp - } else if (QUnit.objectType(expected) === "regexp") { - ok = expected.test(actual); - // expected is a constructor - } else if (actual instanceof expected) { - ok = true; - // expected is a validation function which returns true is validation passed - } else if (expected.call({}, actual) === true) { - ok = true; - } - } - - QUnit.ok(ok, message); - }, - - start: function() { - config.semaphore--; - if (config.semaphore > 0) { - // don't start until equal number of stop-calls - return; - } - if (config.semaphore < 0) { - // ignore if start is called more often then stop - config.semaphore = 0; - } - // A slight delay, to avoid any current callbacks - if ( defined.setTimeout ) { - window.setTimeout(function() { - if (config.semaphore > 0) { - return; - } - if ( config.timeout ) { - clearTimeout(config.timeout); - } - - config.blocking = false; - process(); - }, 13); - } else { - config.blocking = false; - process(); - } - }, - - stop: function(timeout) { - config.semaphore++; - config.blocking = true; - - if ( timeout && defined.setTimeout ) { - clearTimeout(config.timeout); - config.timeout = window.setTimeout(function() { - QUnit.ok( false, "Test timed out" ); - QUnit.start(); - }, timeout); - } - } -}; - -// Backwards compatibility, deprecated -QUnit.equals = QUnit.equal; -QUnit.same = QUnit.deepEqual; - -// Maintain internal state -var config = { - // The queue of tests to run - queue: [], - - // block until document ready - blocking: true, - - // when enabled, show only failing tests - // gets persisted through sessionStorage and can be changed in UI via checkbox - hidepassed: false, - - // by default, run previously failed tests first - // very useful in combination with "Hide passed tests" checked - reorder: true, - - // by default, modify document.title when suite is done - altertitle: true, - - urlConfig: ['noglobals', 'notrycatch'] -}; - -// Load paramaters -(function() { - var location = window.location || { search: "", protocol: "file:" }, - params = location.search.slice( 1 ).split( "&" ), - length = params.length, - urlParams = {}, - current; - - if ( params[ 0 ] ) { - for ( var i = 0; i < length; i++ ) { - current = params[ i ].split( "=" ); - current[ 0 ] = decodeURIComponent( current[ 0 ] ); - // allow just a key to turn on a flag, e.g., test.html?noglobals - current[ 1 ] = current[ 1 ] ? decodeURIComponent( current[ 1 ] ) : true; - urlParams[ current[ 0 ] ] = current[ 1 ]; - } - } - - QUnit.urlParams = urlParams; - config.filter = urlParams.filter; - - // Figure out if we're running the tests from a server or not - QUnit.isLocal = !!(location.protocol === 'file:'); -})(); - -// Expose the API as global variables, unless an 'exports' -// object exists, in that case we assume we're in CommonJS -if ( typeof exports === "undefined" || typeof require === "undefined" ) { - extend(window, QUnit); - window.QUnit = QUnit; -} else { - extend(exports, QUnit); - exports.QUnit = QUnit; -} - -// define these after exposing globals to keep them in these QUnit namespace only -extend(QUnit, { - config: config, - - // Initialize the configuration options - init: function() { - extend(config, { - stats: { all: 0, bad: 0 }, - moduleStats: { all: 0, bad: 0 }, - started: +new Date, - updateRate: 1000, - blocking: false, - autostart: true, - autorun: false, - filter: "", - queue: [], - semaphore: 0 - }); - - var tests = id( "qunit-tests" ), - banner = id( "qunit-banner" ), - result = id( "qunit-testresult" ); - - if ( tests ) { - tests.innerHTML = ""; - } - - if ( banner ) { - banner.className = ""; - } - - if ( result ) { - result.parentNode.removeChild( result ); - } - - if ( tests ) { - result = document.createElement( "p" ); - result.id = "qunit-testresult"; - result.className = "result"; - tests.parentNode.insertBefore( result, tests ); - result.innerHTML = 'Running...
     '; - } - }, - - /** - * Resets the test setup. Useful for tests that modify the DOM. - * - * If jQuery is available, uses jQuery's html(), otherwise just innerHTML. - */ - reset: function() { - if ( window.jQuery ) { - jQuery( "#qunit-fixture" ).html( config.fixture ); - } else { - var main = id( 'qunit-fixture' ); - if ( main ) { - main.innerHTML = config.fixture; - } - } - }, - - /** - * Trigger an event on an element. - * - * @example triggerEvent( document.body, "click" ); - * - * @param DOMElement elem - * @param String type - */ - triggerEvent: function( elem, type, event ) { - if ( document.createEvent ) { - event = document.createEvent("MouseEvents"); - event.initMouseEvent(type, true, true, elem.ownerDocument.defaultView, - 0, 0, 0, 0, 0, false, false, false, false, 0, null); - elem.dispatchEvent( event ); - - } else if ( elem.fireEvent ) { - elem.fireEvent("on"+type); - } - }, - - // Safe object type checking - is: function( type, obj ) { - return QUnit.objectType( obj ) == type; - }, - - objectType: function( obj ) { - if (typeof obj === "undefined") { - return "undefined"; - - // consider: typeof null === object - } - if (obj === null) { - return "null"; - } - - var type = Object.prototype.toString.call( obj ) - .match(/^\[object\s(.*)\]$/)[1] || ''; - - switch (type) { - case 'Number': - if (isNaN(obj)) { - return "nan"; - } else { - return "number"; - } - case 'String': - case 'Boolean': - case 'Array': - case 'Date': - case 'RegExp': - case 'Function': - return type.toLowerCase(); - } - if (typeof obj === "object") { - return "object"; - } - return undefined; - }, - - push: function(result, actual, expected, message) { - var details = { - result: result, - message: message, - actual: actual, - expected: expected - }; - - message = escapeHtml(message) || (result ? "okay" : "failed"); - message = '' + message + ""; - expected = escapeHtml(QUnit.jsDump.parse(expected)); - actual = escapeHtml(QUnit.jsDump.parse(actual)); - var output = message + ''; - if (actual != expected) { - output += ''; - output += ''; - } - if (!result) { - var source = sourceFromStacktrace(); - if (source) { - details.source = source; - output += ''; - } - } - output += "
    Expected: 
    ' + expected + '
    Result: 
    ' + actual + '
    Diff: 
    ' + QUnit.diff(expected, actual) +'
    Source: 
    ' + escapeHtml(source) + '
    "; - - QUnit.log(details); - - config.current.assertions.push({ - result: !!result, - message: output - }); - }, - - url: function( params ) { - params = extend( extend( {}, QUnit.urlParams ), params ); - var querystring = "?", - key; - for ( key in params ) { - querystring += encodeURIComponent( key ) + "=" + - encodeURIComponent( params[ key ] ) + "&"; - } - return window.location.pathname + querystring.slice( 0, -1 ); - }, - - extend: extend, - id: id, - addEvent: addEvent, - - // Logging callbacks; all receive a single argument with the listed properties - // run test/logs.html for any related changes - begin: function() {}, - // done: { failed, passed, total, runtime } - done: function() {}, - // log: { result, actual, expected, message } - log: function() {}, - // testStart: { name } - testStart: function() {}, - // testDone: { name, failed, passed, total } - testDone: function() {}, - // moduleStart: { name } - moduleStart: function() {}, - // moduleDone: { name, failed, passed, total } - moduleDone: function() {} -}); - -if ( typeof document === "undefined" || document.readyState === "complete" ) { - config.autorun = true; -} - -QUnit.load = function() { - QUnit.begin({}); - - // Initialize the config, saving the execution queue - var oldconfig = extend({}, config); - QUnit.init(); - extend(config, oldconfig); - - config.blocking = false; - - var urlConfigHtml = '', len = config.urlConfig.length; - for ( var i = 0, val; i < len, val = config.urlConfig[i]; i++ ) { - config[val] = QUnit.urlParams[val]; - urlConfigHtml += ''; - } - - var userAgent = id("qunit-userAgent"); - if ( userAgent ) { - userAgent.innerHTML = navigator.userAgent; - } - var banner = id("qunit-header"); - if ( banner ) { - banner.innerHTML = ' ' + banner.innerHTML + ' ' + urlConfigHtml; - addEvent( banner, "change", function( event ) { - var params = {}; - params[ event.target.name ] = event.target.checked ? true : undefined; - window.location = QUnit.url( params ); - }); - } - - var toolbar = id("qunit-testrunner-toolbar"); - if ( toolbar ) { - var filter = document.createElement("input"); - filter.type = "checkbox"; - filter.id = "qunit-filter-pass"; - addEvent( filter, "click", function() { - var ol = document.getElementById("qunit-tests"); - if ( filter.checked ) { - ol.className = ol.className + " hidepass"; - } else { - var tmp = " " + ol.className.replace( /[\n\t\r]/g, " " ) + " "; - ol.className = tmp.replace(/ hidepass /, " "); - } - if ( defined.sessionStorage ) { - if (filter.checked) { - sessionStorage.setItem("qunit-filter-passed-tests", "true"); - } else { - sessionStorage.removeItem("qunit-filter-passed-tests"); - } - } - }); - if ( config.hidepassed || defined.sessionStorage && sessionStorage.getItem("qunit-filter-passed-tests") ) { - filter.checked = true; - var ol = document.getElementById("qunit-tests"); - ol.className = ol.className + " hidepass"; - } - toolbar.appendChild( filter ); - - var label = document.createElement("label"); - label.setAttribute("for", "qunit-filter-pass"); - label.innerHTML = "Hide passed tests"; - toolbar.appendChild( label ); - } - - var main = id('qunit-fixture'); - if ( main ) { - config.fixture = main.innerHTML; - } - - if (config.autostart) { - QUnit.start(); - } -}; - -addEvent(window, "load", QUnit.load); - -function done() { - config.autorun = true; - - // Log the last module results - if ( config.currentModule ) { - QUnit.moduleDone( { - name: config.currentModule, - failed: config.moduleStats.bad, - passed: config.moduleStats.all - config.moduleStats.bad, - total: config.moduleStats.all - } ); - } - - var banner = id("qunit-banner"), - tests = id("qunit-tests"), - runtime = +new Date - config.started, - passed = config.stats.all - config.stats.bad, - html = [ - 'Tests completed in ', - runtime, - ' milliseconds.
    ', - '', - passed, - ' tests of ', - config.stats.all, - ' passed, ', - config.stats.bad, - ' failed.' - ].join(''); - - if ( banner ) { - banner.className = (config.stats.bad ? "qunit-fail" : "qunit-pass"); - } - - if ( tests ) { - id( "qunit-testresult" ).innerHTML = html; - } - - if ( config.altertitle && typeof document !== "undefined" && document.title ) { - // show ✖ for good, ✔ for bad suite result in title - // use escape sequences in case file gets loaded with non-utf-8-charset - document.title = [ - (config.stats.bad ? "\u2716" : "\u2714"), - document.title.replace(/^[\u2714\u2716] /i, "") - ].join(" "); - } - - QUnit.done( { - failed: config.stats.bad, - passed: passed, - total: config.stats.all, - runtime: runtime - } ); -} - -function validTest( name ) { - var filter = config.filter, - run = false; - - if ( !filter ) { - return true; - } - - var not = filter.charAt( 0 ) === "!"; - if ( not ) { - filter = filter.slice( 1 ); - } - - if ( name.indexOf( filter ) !== -1 ) { - return !not; - } - - if ( not ) { - run = true; - } - - return run; -} - -// so far supports only Firefox, Chrome and Opera (buggy) -// could be extended in the future to use something like https://github.com/csnover/TraceKit -function sourceFromStacktrace() { - try { - throw new Error(); - } catch ( e ) { - if (e.stacktrace) { - // Opera - return e.stacktrace.split("\n")[6]; - } else if (e.stack) { - // Firefox, Chrome - return e.stack.split("\n")[4]; - } else if (e.sourceURL) { - // Safari, PhantomJS - // TODO sourceURL points at the 'throw new Error' line above, useless - //return e.sourceURL + ":" + e.line; - } - } -} - -function escapeHtml(s) { - if (!s) { - return ""; - } - s = s + ""; - return s.replace(/[\&"<>\\]/g, function(s) { - switch(s) { - case "&": return "&"; - case "\\": return "\\\\"; - case '"': return '\"'; - case "<": return "<"; - case ">": return ">"; - default: return s; - } - }); -} - -function synchronize( callback ) { - config.queue.push( callback ); - - if ( config.autorun && !config.blocking ) { - process(); - } -} - -function process() { - var start = (new Date()).getTime(); - - while ( config.queue.length && !config.blocking ) { - if ( config.updateRate <= 0 || (((new Date()).getTime() - start) < config.updateRate) ) { - config.queue.shift()(); - } else { - window.setTimeout( process, 13 ); - break; - } - } - if (!config.blocking && !config.queue.length) { - done(); - } -} - -function saveGlobal() { - config.pollution = []; - - if ( config.noglobals ) { - for ( var key in window ) { - config.pollution.push( key ); - } - } -} - -function checkPollution( name ) { - var old = config.pollution; - saveGlobal(); - - var newGlobals = diff( config.pollution, old ); - if ( newGlobals.length > 0 ) { - ok( false, "Introduced global variable(s): " + newGlobals.join(", ") ); - } - - var deletedGlobals = diff( old, config.pollution ); - if ( deletedGlobals.length > 0 ) { - ok( false, "Deleted global variable(s): " + deletedGlobals.join(", ") ); - } -} - -// returns a new Array with the elements that are in a but not in b -function diff( a, b ) { - var result = a.slice(); - for ( var i = 0; i < result.length; i++ ) { - for ( var j = 0; j < b.length; j++ ) { - if ( result[i] === b[j] ) { - result.splice(i, 1); - i--; - break; - } - } - } - return result; -} - -function fail(message, exception, callback) { - if ( typeof console !== "undefined" && console.error && console.warn ) { - console.error(message); - console.error(exception); - console.warn(callback.toString()); - - } else if ( window.opera && opera.postError ) { - opera.postError(message, exception, callback.toString); - } -} - -function extend(a, b) { - for ( var prop in b ) { - if ( b[prop] === undefined ) { - delete a[prop]; - } else { - a[prop] = b[prop]; - } - } - - return a; -} - -function addEvent(elem, type, fn) { - if ( elem.addEventListener ) { - elem.addEventListener( type, fn, false ); - } else if ( elem.attachEvent ) { - elem.attachEvent( "on" + type, fn ); - } else { - fn(); - } -} - -function id(name) { - return !!(typeof document !== "undefined" && document && document.getElementById) && - document.getElementById( name ); -} - -// Test for equality any JavaScript type. -// Discussions and reference: http://philrathe.com/articles/equiv -// Test suites: http://philrathe.com/tests/equiv -// Author: Philippe Rathé -QUnit.equiv = function () { - - var innerEquiv; // the real equiv function - var callers = []; // stack to decide between skip/abort functions - var parents = []; // stack to avoiding loops from circular referencing - - // Call the o related callback with the given arguments. - function bindCallbacks(o, callbacks, args) { - var prop = QUnit.objectType(o); - if (prop) { - if (QUnit.objectType(callbacks[prop]) === "function") { - return callbacks[prop].apply(callbacks, args); - } else { - return callbacks[prop]; // or undefined - } - } - } - - var callbacks = function () { - - // for string, boolean, number and null - function useStrictEquality(b, a) { - if (b instanceof a.constructor || a instanceof b.constructor) { - // to catch short annotaion VS 'new' annotation of a - // declaration - // e.g. var i = 1; - // var j = new Number(1); - return a == b; - } else { - return a === b; - } - } - - return { - "string" : useStrictEquality, - "boolean" : useStrictEquality, - "number" : useStrictEquality, - "null" : useStrictEquality, - "undefined" : useStrictEquality, - - "nan" : function(b) { - return isNaN(b); - }, - - "date" : function(b, a) { - return QUnit.objectType(b) === "date" - && a.valueOf() === b.valueOf(); - }, - - "regexp" : function(b, a) { - return QUnit.objectType(b) === "regexp" - && a.source === b.source && // the regex itself - a.global === b.global && // and its modifers - // (gmi) ... - a.ignoreCase === b.ignoreCase - && a.multiline === b.multiline; - }, - - // - skip when the property is a method of an instance (OOP) - // - abort otherwise, - // initial === would have catch identical references anyway - "function" : function() { - var caller = callers[callers.length - 1]; - return caller !== Object && typeof caller !== "undefined"; - }, - - "array" : function(b, a) { - var i, j, loop; - var len; - - // b could be an object literal here - if (!(QUnit.objectType(b) === "array")) { - return false; - } - - len = a.length; - if (len !== b.length) { // safe and faster - return false; - } - - // track reference to avoid circular references - parents.push(a); - for (i = 0; i < len; i++) { - loop = false; - for (j = 0; j < parents.length; j++) { - if (parents[j] === a[i]) { - loop = true;// dont rewalk array - } - } - if (!loop && !innerEquiv(a[i], b[i])) { - parents.pop(); - return false; - } - } - parents.pop(); - return true; - }, - - "object" : function(b, a) { - var i, j, loop; - var eq = true; // unless we can proove it - var aProperties = [], bProperties = []; // collection of - // strings - - // comparing constructors is more strict than using - // instanceof - if (a.constructor !== b.constructor) { - return false; - } - - // stack constructor before traversing properties - callers.push(a.constructor); - // track reference to avoid circular references - parents.push(a); - - for (i in a) { // be strict: don't ensures hasOwnProperty - // and go deep - loop = false; - for (j = 0; j < parents.length; j++) { - if (parents[j] === a[i]) - loop = true; // don't go down the same path - // twice - } - aProperties.push(i); // collect a's properties - - if (!loop && !innerEquiv(a[i], b[i])) { - eq = false; - break; - } - } - - callers.pop(); // unstack, we are done - parents.pop(); - - for (i in b) { - bProperties.push(i); // collect b's properties - } - - // Ensures identical properties name - return eq - && innerEquiv(aProperties.sort(), bProperties - .sort()); - } - }; - }(); - - innerEquiv = function() { // can take multiple arguments - var args = Array.prototype.slice.apply(arguments); - if (args.length < 2) { - return true; // end transition - } - - return (function(a, b) { - if (a === b) { - return true; // catch the most you can - } else if (a === null || b === null || typeof a === "undefined" - || typeof b === "undefined" - || QUnit.objectType(a) !== QUnit.objectType(b)) { - return false; // don't lose time with error prone cases - } else { - return bindCallbacks(a, callbacks, [ b, a ]); - } - - // apply transition with (1..n) arguments - })(args[0], args[1]) - && arguments.callee.apply(this, args.splice(1, - args.length - 1)); - }; - - return innerEquiv; - -}(); - -/** - * jsDump Copyright (c) 2008 Ariel Flesler - aflesler(at)gmail(dot)com | - * http://flesler.blogspot.com Licensed under BSD - * (http://www.opensource.org/licenses/bsd-license.php) Date: 5/15/2008 - * - * @projectDescription Advanced and extensible data dumping for Javascript. - * @version 1.0.0 - * @author Ariel Flesler - * @link {http://flesler.blogspot.com/2008/05/jsdump-pretty-dump-of-any-javascript.html} - */ -QUnit.jsDump = (function() { - function quote( str ) { - return '"' + str.toString().replace(/"/g, '\\"') + '"'; - }; - function literal( o ) { - return o + ''; - }; - function join( pre, arr, post ) { - var s = jsDump.separator(), - base = jsDump.indent(), - inner = jsDump.indent(1); - if ( arr.join ) - arr = arr.join( ',' + s + inner ); - if ( !arr ) - return pre + post; - return [ pre, inner + arr, base + post ].join(s); - }; - function array( arr, stack ) { - var i = arr.length, ret = Array(i); - this.up(); - while ( i-- ) - ret[i] = this.parse( arr[i] , undefined , stack); - this.down(); - return join( '[', ret, ']' ); - }; - - var reName = /^function (\w+)/; - - var jsDump = { - parse:function( obj, type, stack ) { //type is used mostly internally, you can fix a (custom)type in advance - stack = stack || [ ]; - var parser = this.parsers[ type || this.typeOf(obj) ]; - type = typeof parser; - var inStack = inArray(obj, stack); - if (inStack != -1) { - return 'recursion('+(inStack - stack.length)+')'; - } - //else - if (type == 'function') { - stack.push(obj); - var res = parser.call( this, obj, stack ); - stack.pop(); - return res; - } - // else - return (type == 'string') ? parser : this.parsers.error; - }, - typeOf:function( obj ) { - var type; - if ( obj === null ) { - type = "null"; - } else if (typeof obj === "undefined") { - type = "undefined"; - } else if (QUnit.is("RegExp", obj)) { - type = "regexp"; - } else if (QUnit.is("Date", obj)) { - type = "date"; - } else if (QUnit.is("Function", obj)) { - type = "function"; - } else if (typeof obj.setInterval !== undefined && typeof obj.document !== "undefined" && typeof obj.nodeType === "undefined") { - type = "window"; - } else if (obj.nodeType === 9) { - type = "document"; - } else if (obj.nodeType) { - type = "node"; - } else if (typeof obj === "object" && typeof obj.length === "number" && obj.length >= 0) { - type = "array"; - } else { - type = typeof obj; - } - return type; - }, - separator:function() { - return this.multiline ? this.HTML ? '
    ' : '\n' : this.HTML ? ' ' : ' '; - }, - indent:function( extra ) {// extra can be a number, shortcut for increasing-calling-decreasing - if ( !this.multiline ) - return ''; - var chr = this.indentChar; - if ( this.HTML ) - chr = chr.replace(/\t/g,' ').replace(/ /g,' '); - return Array( this._depth_ + (extra||0) ).join(chr); - }, - up:function( a ) { - this._depth_ += a || 1; - }, - down:function( a ) { - this._depth_ -= a || 1; - }, - setParser:function( name, parser ) { - this.parsers[name] = parser; - }, - // The next 3 are exposed so you can use them - quote:quote, - literal:literal, - join:join, - // - _depth_: 1, - // This is the list of parsers, to modify them, use jsDump.setParser - parsers:{ - window: '[Window]', - document: '[Document]', - error:'[ERROR]', //when no parser is found, shouldn't happen - unknown: '[Unknown]', - 'null':'null', - 'undefined':'undefined', - 'function':function( fn ) { - var ret = 'function', - name = 'name' in fn ? fn.name : (reName.exec(fn)||[])[1];//functions never have name in IE - if ( name ) - ret += ' ' + name; - ret += '('; - - ret = [ ret, QUnit.jsDump.parse( fn, 'functionArgs' ), '){'].join(''); - return join( ret, QUnit.jsDump.parse(fn,'functionCode'), '}' ); - }, - array: array, - nodelist: array, - arguments: array, - object:function( map, stack ) { - var ret = [ ]; - QUnit.jsDump.up(); - for ( var key in map ) { - var val = map[key]; - ret.push( QUnit.jsDump.parse(key,'key') + ': ' + QUnit.jsDump.parse(val, undefined, stack)); - } - QUnit.jsDump.down(); - return join( '{', ret, '}' ); - }, - node:function( node ) { - var open = QUnit.jsDump.HTML ? '<' : '<', - close = QUnit.jsDump.HTML ? '>' : '>'; - - var tag = node.nodeName.toLowerCase(), - ret = open + tag; - - for ( var a in QUnit.jsDump.DOMAttrs ) { - var val = node[QUnit.jsDump.DOMAttrs[a]]; - if ( val ) - ret += ' ' + a + '=' + QUnit.jsDump.parse( val, 'attribute' ); - } - return ret + close + open + '/' + tag + close; - }, - functionArgs:function( fn ) {//function calls it internally, it's the arguments part of the function - var l = fn.length; - if ( !l ) return ''; - - var args = Array(l); - while ( l-- ) - args[l] = String.fromCharCode(97+l);//97 is 'a' - return ' ' + args.join(', ') + ' '; - }, - key:quote, //object calls it internally, the key part of an item in a map - functionCode:'[code]', //function calls it internally, it's the content of the function - attribute:quote, //node calls it internally, it's an html attribute value - string:quote, - date:quote, - regexp:literal, //regex - number:literal, - 'boolean':literal - }, - DOMAttrs:{//attributes to dump from nodes, name=>realName - id:'id', - name:'name', - 'class':'className' - }, - HTML:false,//if true, entities are escaped ( <, >, \t, space and \n ) - indentChar:' ',//indentation unit - multiline:true //if true, items in a collection, are separated by a \n, else just a space. - }; - - return jsDump; -})(); - -// from Sizzle.js -function getText( elems ) { - var ret = "", elem; - - for ( var i = 0; elems[i]; i++ ) { - elem = elems[i]; - - // Get the text from text nodes and CDATA nodes - if ( elem.nodeType === 3 || elem.nodeType === 4 ) { - ret += elem.nodeValue; - - // Traverse everything else, except comment nodes - } else if ( elem.nodeType !== 8 ) { - ret += getText( elem.childNodes ); - } - } - - return ret; -}; - -//from jquery.js -function inArray( elem, array ) { - if ( array.indexOf ) { - return array.indexOf( elem ); - } - - for ( var i = 0, length = array.length; i < length; i++ ) { - if ( array[ i ] === elem ) { - return i; - } - } - - return -1; -} - -/* - * Javascript Diff Algorithm - * By John Resig (http://ejohn.org/) - * Modified by Chu Alan "sprite" - * - * Released under the MIT license. - * - * More Info: - * http://ejohn.org/projects/javascript-diff-algorithm/ - * - * Usage: QUnit.diff(expected, actual) - * - * QUnit.diff("the quick brown fox jumped over", "the quick fox jumps over") == "the quick brown fox jumped jumps over" - */ -QUnit.diff = (function() { - function diff(o, n) { - var ns = {}; - var os = {}; - - for (var i = 0; i < n.length; i++) { - if (ns[n[i]] == null) - ns[n[i]] = { - rows: [], - o: null - }; - ns[n[i]].rows.push(i); - } - - for (var i = 0; i < o.length; i++) { - if (os[o[i]] == null) - os[o[i]] = { - rows: [], - n: null - }; - os[o[i]].rows.push(i); - } - - for (var i in ns) { - if (ns[i].rows.length == 1 && typeof(os[i]) != "undefined" && os[i].rows.length == 1) { - n[ns[i].rows[0]] = { - text: n[ns[i].rows[0]], - row: os[i].rows[0] - }; - o[os[i].rows[0]] = { - text: o[os[i].rows[0]], - row: ns[i].rows[0] - }; - } - } - - for (var i = 0; i < n.length - 1; i++) { - if (n[i].text != null && n[i + 1].text == null && n[i].row + 1 < o.length && o[n[i].row + 1].text == null && - n[i + 1] == o[n[i].row + 1]) { - n[i + 1] = { - text: n[i + 1], - row: n[i].row + 1 - }; - o[n[i].row + 1] = { - text: o[n[i].row + 1], - row: i + 1 - }; - } - } - - for (var i = n.length - 1; i > 0; i--) { - if (n[i].text != null && n[i - 1].text == null && n[i].row > 0 && o[n[i].row - 1].text == null && - n[i - 1] == o[n[i].row - 1]) { - n[i - 1] = { - text: n[i - 1], - row: n[i].row - 1 - }; - o[n[i].row - 1] = { - text: o[n[i].row - 1], - row: i - 1 - }; - } - } - - return { - o: o, - n: n - }; - } - - return function(o, n) { - o = o.replace(/\s+$/, ''); - n = n.replace(/\s+$/, ''); - var out = diff(o == "" ? [] : o.split(/\s+/), n == "" ? [] : n.split(/\s+/)); - - var str = ""; - - var oSpace = o.match(/\s+/g); - if (oSpace == null) { - oSpace = [" "]; - } - else { - oSpace.push(" "); - } - var nSpace = n.match(/\s+/g); - if (nSpace == null) { - nSpace = [" "]; - } - else { - nSpace.push(" "); - } - - if (out.n.length == 0) { - for (var i = 0; i < out.o.length; i++) { - str += '' + out.o[i] + oSpace[i] + ""; - } - } - else { - if (out.n[0].text == null) { - for (n = 0; n < out.o.length && out.o[n].text == null; n++) { - str += '' + out.o[n] + oSpace[n] + ""; - } - } - - for (var i = 0; i < out.n.length; i++) { - if (out.n[i].text == null) { - str += '' + out.n[i] + nSpace[i] + ""; - } - else { - var pre = ""; - - for (n = out.n[i].row + 1; n < out.o.length && out.o[n].text == null; n++) { - pre += '' + out.o[n] + oSpace[n] + ""; - } - str += " " + out.n[i].text + nSpace[i] + pre; - } - } - } - - return str; - }; -})(); - -})(this); From 93e9f9f18870de246185cd929637c6007fc46579 Mon Sep 17 00:00:00 2001 From: Roman Shtylman Date: Sun, 17 Feb 2013 00:43:43 -0500 Subject: [PATCH 03/90] add testling info to package.json --- package.json | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/package.json b/package.json index 1ada12a..10c292c 100644 --- a/package.json +++ b/package.json @@ -22,6 +22,12 @@ "mocha": "1.8.1" }, + "testling": { + "browsers": ["ie/9..latest", "firefox/15..latest", "chrome/22..latest"], + "harness" : "mocha-qunit", + "files": "test/*.js" + }, + "scripts": { "test": "mocha test/*.js" } From e94636ef25693fc8ca396c02a798c3c6650c9418 Mon Sep 17 00:00:00 2001 From: Roman Shtylman Date: Sun, 17 Feb 2013 00:51:16 -0500 Subject: [PATCH 04/90] fix test require so browserify works for testling --- test/address.js | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/test/address.js b/test/address.js index 510a8d7..1fc1662 100644 --- a/test/address.js +++ b/test/address.js @@ -1,5 +1,5 @@ var assert = require('assert'); -var Address = require('../').Address; +var Address = require('..').Address; test('string', function() { var addr = '18fN1QTGWmHWCA9r2dyDH6FbMEyc7XHmQQ'; From 44c8683924c8d09c32c19fa1375915e17041729c Mon Sep 17 00:00:00 2001 From: Roman Shtylman Date: Sun, 17 Feb 2013 01:12:59 -0500 Subject: [PATCH 05/90] fix sha256 hex conversion --- src/crypto-js/sha256.js | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/src/crypto-js/sha256.js b/src/crypto-js/sha256.js index aa850c3..1ce1790 100644 --- a/src/crypto-js/sha256.js +++ b/src/crypto-js/sha256.js @@ -5,6 +5,8 @@ * http://code.google.com/p/crypto-js/wiki/License */ +var conv = require('../convert'); + // Convert a byte array to big-endian 32-bit words var bytesToWords = function (bytes) { for (var words = [], i = 0, b = 0; i < bytes.length; i++, b += 8) @@ -51,7 +53,7 @@ var SHA256 = C.SHA256 = function (message, options) { var digestbytes = wordsToBytes(SHA256._sha256(message)); return options && options.asBytes ? digestbytes : options && options.asString ? Binary.bytesToString(digestbytes) : - util.bytesToHex(digestbytes); + conv.bytesToHex(digestbytes); }; // The core From 7c264883ab84a6a0aa4110f7ff1bce32efd818a3 Mon Sep 17 00:00:00 2001 From: Roman Shtylman Date: Sun, 17 Feb 2013 09:14:44 -0500 Subject: [PATCH 06/90] update cryptojs hashes to v3.1.2 --- src/crypto-js/ripemd160.js | 377 ++++++++++++++++++++----------------- src/crypto-js/sha256.js | 298 +++++++++++++++-------------- 2 files changed, 355 insertions(+), 320 deletions(-) diff --git a/src/crypto-js/ripemd160.js b/src/crypto-js/ripemd160.js index 97a2a2f..c0b04de 100644 --- a/src/crypto-js/ripemd160.js +++ b/src/crypto-js/ripemd160.js @@ -1,172 +1,209 @@ -/*! - * Crypto-JS v2.0.0 - * http://code.google.com/p/crypto-js/ - * Copyright (c) 2009, Jeff Mott. All rights reserved. - * http://code.google.com/p/crypto-js/wiki/License - * - * A JavaScript implementation of the RIPEMD-160 Algorithm - * Version 2.2 Copyright Jeremy Lin, Paul Johnston 2000 - 2009. - * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet - * Distributed under the BSD License - * See http://pajhome.org.uk/crypt/md5 for details. - * Also http://www.ocf.berkeley.edu/~jjlin/jsotp/ - * Ported to Crypto-JS by Stefan Thomas. +/* +CryptoJS v3.1.2 +code.google.com/p/crypto-js +(c) 2009-2013 by Jeff Mott. All rights reserved. +code.google.com/p/crypto-js/wiki/License +*/ +/** @preserve +(c) 2012 by Cédric Mesnil. All rights reserved. + +Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: + + - Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. + - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +var conv = require('../convert'); +var UTF8 = require('./crypto').charenc.UTF8; + +// Constants table +var zl = [ + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, + 7, 4, 13, 1, 10, 6, 15, 3, 12, 0, 9, 5, 2, 14, 11, 8, + 3, 10, 14, 4, 9, 15, 8, 1, 2, 7, 0, 6, 13, 11, 5, 12, + 1, 9, 11, 10, 0, 8, 12, 4, 13, 3, 7, 15, 14, 5, 6, 2, + 4, 0, 5, 9, 7, 12, 2, 10, 14, 1, 3, 8, 11, 6, 15, 13]; +var zr = [ + 5, 14, 7, 0, 9, 2, 11, 4, 13, 6, 15, 8, 1, 10, 3, 12, + 6, 11, 3, 7, 0, 13, 5, 10, 14, 15, 8, 12, 4, 9, 1, 2, + 15, 5, 1, 3, 7, 14, 6, 9, 11, 8, 12, 2, 10, 0, 4, 13, + 8, 6, 4, 1, 3, 11, 15, 0, 5, 12, 2, 13, 9, 7, 10, 14, + 12, 15, 10, 4, 1, 5, 8, 7, 6, 2, 13, 14, 0, 3, 9, 11]; +var sl = [ + 11, 14, 15, 12, 5, 8, 7, 9, 11, 13, 14, 15, 6, 7, 9, 8, + 7, 6, 8, 13, 11, 9, 7, 15, 7, 12, 15, 9, 11, 7, 13, 12, + 11, 13, 6, 7, 14, 9, 13, 15, 14, 8, 13, 6, 5, 12, 7, 5, + 11, 12, 14, 15, 14, 15, 9, 8, 9, 14, 5, 6, 8, 6, 5, 12, + 9, 15, 5, 11, 6, 8, 13, 12, 5, 12, 13, 14, 11, 8, 5, 6 ]; +var sr = [ + 8, 9, 9, 11, 13, 15, 15, 5, 7, 7, 8, 11, 14, 14, 12, 6, + 9, 13, 15, 7, 12, 8, 9, 11, 7, 7, 12, 7, 6, 15, 13, 11, + 9, 7, 15, 11, 8, 6, 6, 14, 12, 13, 5, 14, 13, 13, 7, 5, + 15, 5, 8, 11, 14, 14, 6, 14, 6, 9, 12, 9, 12, 5, 15, 8, + 8, 5, 12, 9, 12, 5, 14, 6, 8, 13, 6, 5, 15, 13, 11, 11 ]; + +var hl = [ 0x00000000, 0x5A827999, 0x6ED9EBA1, 0x8F1BBCDC, 0xA953FD4E]; +var hr = [ 0x50A28BE6, 0x5C4DD124, 0x6D703EF3, 0x7A6D76E9, 0x00000000]; + +var bytesToWords = function (bytes) { + var words = []; + for (var i = 0, b = 0; i < bytes.length; i++, b += 8) { + words[b >>> 5] |= bytes[i] << (24 - b % 32); + } + return words; +}; + +var wordsToBytes = function (words) { + var bytes = []; + for (var b = 0; b < words.length * 32; b += 8) { + bytes.push((words[b >>> 5] >>> (24 - b % 32)) & 0xFF); + } + return bytes; +}; + +var processBlock = function (H, M, offset) { + + // Swap endian + for (var i = 0; i < 16; i++) { + var offset_i = offset + i; + var M_offset_i = M[offset_i]; + + // Swap + M[offset_i] = ( + (((M_offset_i << 8) | (M_offset_i >>> 24)) & 0x00ff00ff) | + (((M_offset_i << 24) | (M_offset_i >>> 8)) & 0xff00ff00) + ); + } + + // Working variables + var al, bl, cl, dl, el; + var ar, br, cr, dr, er; + + ar = al = H[0]; + br = bl = H[1]; + cr = cl = H[2]; + dr = dl = H[3]; + er = el = H[4]; + // Computation + var t; + for (var i = 0; i < 80; i += 1) { + t = (al + M[offset+zl[i]])|0; + if (i<16){ + t += f1(bl,cl,dl) + hl[0]; + } else if (i<32) { + t += f2(bl,cl,dl) + hl[1]; + } else if (i<48) { + t += f3(bl,cl,dl) + hl[2]; + } else if (i<64) { + t += f4(bl,cl,dl) + hl[3]; + } else {// if (i<80) { + t += f5(bl,cl,dl) + hl[4]; + } + t = t|0; + t = rotl(t,sl[i]); + t = (t+el)|0; + al = el; + el = dl; + dl = rotl(cl, 10); + cl = bl; + bl = t; + + t = (ar + M[offset+zr[i]])|0; + if (i<16){ + t += f5(br,cr,dr) + hr[0]; + } else if (i<32) { + t += f4(br,cr,dr) + hr[1]; + } else if (i<48) { + t += f3(br,cr,dr) + hr[2]; + } else if (i<64) { + t += f2(br,cr,dr) + hr[3]; + } else {// if (i<80) { + t += f1(br,cr,dr) + hr[4]; + } + t = t|0; + t = rotl(t,sr[i]) ; + t = (t+er)|0; + ar = er; + er = dr; + dr = rotl(cr, 10); + cr = br; + br = t; + } + // Intermediate hash value + t = (H[1] + cl + dr)|0; + H[1] = (H[2] + dl + er)|0; + H[2] = (H[3] + el + ar)|0; + H[3] = (H[4] + al + br)|0; + H[4] = (H[0] + bl + cr)|0; + H[0] = t; +}; + +function f1(x, y, z) { + return ((x) ^ (y) ^ (z)); + +} + +function f2(x, y, z) { + return (((x)&(y)) | ((~x)&(z))); +} + +function f3(x, y, z) { + return (((x) | (~(y))) ^ (z)); +} + +function f4(x, y, z) { + return (((x) & (z)) | ((y)&(~(z)))); +} + +function f5(x, y, z) { + return ((x) ^ ((y) |(~(z)))); + +} + +function rotl(x,n) { + return (x<>>(32-n)); +} + +/** + * RIPEMD160 hash algorithm. */ +module.exports = function(message, options) { + + if (message.constructor === String) { + message = UTF8.stringToBytes(message); + } + + var H = [0x67452301, 0xEFCDAB89, 0x98BADCFE, 0x10325476, 0xC3D2E1F0]; + var m = bytesToWords(message); + + var nBitsLeft = message.length * 8; + var nBitsTotal = message.length * 8; + + // Add padding + m[nBitsLeft >>> 5] |= 0x80 << (24 - nBitsLeft % 32); + m[(((nBitsLeft + 64) >>> 9) << 4) + 14] = ( + (((nBitsTotal << 8) | (nBitsTotal >>> 24)) & 0x00ff00ff) | + (((nBitsTotal << 24) | (nBitsTotal >>> 8)) & 0xff00ff00) + ); + + for (var i=0 ; i>> 24)) & 0x00ff00ff) | + (((H_i << 24) | (H_i >>> 8)) & 0xff00ff00); + } -var Crypto = require('./crypto'); - - // Shortcuts - var C = Crypto, - util = C.util, - charenc = C.charenc, - UTF8 = charenc.UTF8, - Binary = charenc.Binary; - - // Convert a byte array to little-endian 32-bit words - var bytesToLWords = function (bytes) { - - var output = Array(bytes.length >> 2); - for (var i = 0; i < output.length; i++) - output[i] = 0; - for (var i = 0; i < bytes.length * 8; i += 8) - output[i>>5] |= (bytes[i / 8] & 0xFF) << (i%32); - return output; - }; - - // Convert little-endian 32-bit words to a byte array - var lWordsToBytes = function (words) { - var output = []; - for (var i = 0; i < words.length * 32; i += 8) - output.push((words[i>>5] >>> (i % 32)) & 0xff); - return output; - }; - - // Public API - var RIPEMD160 = C.RIPEMD160 = function (message, options) { - var digestbytes = lWordsToBytes(RIPEMD160._rmd160(message)); - return options && options.asBytes ? digestbytes : - options && options.asString ? Binary.bytesToString(digestbytes) : - util.bytesToHex(digestbytes); - }; - - // The core - RIPEMD160._rmd160 = function (message) - { - // Convert to byte array - if (message.constructor == String) message = UTF8.stringToBytes(message); - - var x = bytesToLWords(message), - len = message.length * 8; - - /* append padding */ - x[len >> 5] |= 0x80 << (len % 32); - x[(((len + 64) >>> 9) << 4) + 14] = len; - - var h0 = 0x67452301; - var h1 = 0xefcdab89; - var h2 = 0x98badcfe; - var h3 = 0x10325476; - var h4 = 0xc3d2e1f0; - - for (var i = 0; i < x.length; i += 16) { - var T; - var A1 = h0, B1 = h1, C1 = h2, D1 = h3, E1 = h4; - var A2 = h0, B2 = h1, C2 = h2, D2 = h3, E2 = h4; - for (var j = 0; j <= 79; ++j) { - T = safe_add(A1, rmd160_f(j, B1, C1, D1)); - T = safe_add(T, x[i + rmd160_r1[j]]); - T = safe_add(T, rmd160_K1(j)); - T = safe_add(bit_rol(T, rmd160_s1[j]), E1); - A1 = E1; E1 = D1; D1 = bit_rol(C1, 10); C1 = B1; B1 = T; - T = safe_add(A2, rmd160_f(79-j, B2, C2, D2)); - T = safe_add(T, x[i + rmd160_r2[j]]); - T = safe_add(T, rmd160_K2(j)); - T = safe_add(bit_rol(T, rmd160_s2[j]), E2); - A2 = E2; E2 = D2; D2 = bit_rol(C2, 10); C2 = B2; B2 = T; - } - T = safe_add(h1, safe_add(C1, D2)); - h1 = safe_add(h2, safe_add(D1, E2)); - h2 = safe_add(h3, safe_add(E1, A2)); - h3 = safe_add(h4, safe_add(A1, B2)); - h4 = safe_add(h0, safe_add(B1, C2)); - h0 = T; - } - return [h0, h1, h2, h3, h4]; - } - - function rmd160_f(j, x, y, z) - { - return ( 0 <= j && j <= 15) ? (x ^ y ^ z) : - (16 <= j && j <= 31) ? (x & y) | (~x & z) : - (32 <= j && j <= 47) ? (x | ~y) ^ z : - (48 <= j && j <= 63) ? (x & z) | (y & ~z) : - (64 <= j && j <= 79) ? x ^ (y | ~z) : - "rmd160_f: j out of range"; - } - function rmd160_K1(j) - { - return ( 0 <= j && j <= 15) ? 0x00000000 : - (16 <= j && j <= 31) ? 0x5a827999 : - (32 <= j && j <= 47) ? 0x6ed9eba1 : - (48 <= j && j <= 63) ? 0x8f1bbcdc : - (64 <= j && j <= 79) ? 0xa953fd4e : - "rmd160_K1: j out of range"; - } - function rmd160_K2(j) - { - return ( 0 <= j && j <= 15) ? 0x50a28be6 : - (16 <= j && j <= 31) ? 0x5c4dd124 : - (32 <= j && j <= 47) ? 0x6d703ef3 : - (48 <= j && j <= 63) ? 0x7a6d76e9 : - (64 <= j && j <= 79) ? 0x00000000 : - "rmd160_K2: j out of range"; - } - var rmd160_r1 = [ - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, - 7, 4, 13, 1, 10, 6, 15, 3, 12, 0, 9, 5, 2, 14, 11, 8, - 3, 10, 14, 4, 9, 15, 8, 1, 2, 7, 0, 6, 13, 11, 5, 12, - 1, 9, 11, 10, 0, 8, 12, 4, 13, 3, 7, 15, 14, 5, 6, 2, - 4, 0, 5, 9, 7, 12, 2, 10, 14, 1, 3, 8, 11, 6, 15, 13 - ]; - var rmd160_r2 = [ - 5, 14, 7, 0, 9, 2, 11, 4, 13, 6, 15, 8, 1, 10, 3, 12, - 6, 11, 3, 7, 0, 13, 5, 10, 14, 15, 8, 12, 4, 9, 1, 2, - 15, 5, 1, 3, 7, 14, 6, 9, 11, 8, 12, 2, 10, 0, 4, 13, - 8, 6, 4, 1, 3, 11, 15, 0, 5, 12, 2, 13, 9, 7, 10, 14, - 12, 15, 10, 4, 1, 5, 8, 7, 6, 2, 13, 14, 0, 3, 9, 11 - ]; - var rmd160_s1 = [ - 11, 14, 15, 12, 5, 8, 7, 9, 11, 13, 14, 15, 6, 7, 9, 8, - 7, 6, 8, 13, 11, 9, 7, 15, 7, 12, 15, 9, 11, 7, 13, 12, - 11, 13, 6, 7, 14, 9, 13, 15, 14, 8, 13, 6, 5, 12, 7, 5, - 11, 12, 14, 15, 14, 15, 9, 8, 9, 14, 5, 6, 8, 6, 5, 12, - 9, 15, 5, 11, 6, 8, 13, 12, 5, 12, 13, 14, 11, 8, 5, 6 - ]; - var rmd160_s2 = [ - 8, 9, 9, 11, 13, 15, 15, 5, 7, 7, 8, 11, 14, 14, 12, 6, - 9, 13, 15, 7, 12, 8, 9, 11, 7, 7, 12, 7, 6, 15, 13, 11, - 9, 7, 15, 11, 8, 6, 6, 14, 12, 13, 5, 14, 13, 13, 7, 5, - 15, 5, 8, 11, 14, 14, 6, 14, 6, 9, 12, 9, 12, 5, 15, 8, - 8, 5, 12, 9, 12, 5, 14, 6, 8, 13, 6, 5, 15, 13, 11, 11 - ]; - - /* - * Add integers, wrapping at 2^32. This uses 16-bit operations internally - * to work around bugs in some JS interpreters. - */ - function safe_add(x, y) - { - var lsw = (x & 0xFFFF) + (y & 0xFFFF); - var msw = (x >> 16) + (y >> 16) + (lsw >> 16); - return (msw << 16) | (lsw & 0xFFFF); - } - - /* - * Bitwise rotate a 32-bit number to the left. - */ - function bit_rol(num, cnt) - { - return (num << cnt) | (num >>> (32 - cnt)); - } - - module.exports = RIPEMD160 + var digestbytes = wordsToBytes(H); + return options && options.asBytes ? digestbytes : + options && options.asString ? Binary.bytesToString(digestbytes) : + conv.bytesToHex(digestbytes); +}; diff --git a/src/crypto-js/sha256.js b/src/crypto-js/sha256.js index 1ce1790..b9ecb4d 100644 --- a/src/crypto-js/sha256.js +++ b/src/crypto-js/sha256.js @@ -1,150 +1,148 @@ -/*! - * Crypto-JS v2.0.0 - * http://code.google.com/p/crypto-js/ - * Copyright (c) 2009, Jeff Mott. All rights reserved. - * http://code.google.com/p/crypto-js/wiki/License - */ - -var conv = require('../convert'); - - // Convert a byte array to big-endian 32-bit words -var bytesToWords = function (bytes) { - for (var words = [], i = 0, b = 0; i < bytes.length; i++, b += 8) - words[b >>> 5] |= bytes[i] << (24 - b % 32); - return words; -}; - - // Convert big-endian 32-bit words to a byte array -var wordsToBytes = function (words) { - for (var bytes = [], b = 0; b < words.length * 32; b += 8) - bytes.push((words[b >>> 5] >>> (24 - b % 32)) & 0xFF); - return bytes; -}; - -var Crypto = require('./crypto'); - -// Shortcuts -var C = Crypto, - util = C.util, - charenc = C.charenc, - UTF8 = charenc.UTF8, - Binary = charenc.Binary; - -// Constants -var K = [ 0x428A2F98, 0x71374491, 0xB5C0FBCF, 0xE9B5DBA5, - 0x3956C25B, 0x59F111F1, 0x923F82A4, 0xAB1C5ED5, - 0xD807AA98, 0x12835B01, 0x243185BE, 0x550C7DC3, - 0x72BE5D74, 0x80DEB1FE, 0x9BDC06A7, 0xC19BF174, - 0xE49B69C1, 0xEFBE4786, 0x0FC19DC6, 0x240CA1CC, - 0x2DE92C6F, 0x4A7484AA, 0x5CB0A9DC, 0x76F988DA, - 0x983E5152, 0xA831C66D, 0xB00327C8, 0xBF597FC7, - 0xC6E00BF3, 0xD5A79147, 0x06CA6351, 0x14292967, - 0x27B70A85, 0x2E1B2138, 0x4D2C6DFC, 0x53380D13, - 0x650A7354, 0x766A0ABB, 0x81C2C92E, 0x92722C85, - 0xA2BFE8A1, 0xA81A664B, 0xC24B8B70, 0xC76C51A3, - 0xD192E819, 0xD6990624, 0xF40E3585, 0x106AA070, - 0x19A4C116, 0x1E376C08, 0x2748774C, 0x34B0BCB5, - 0x391C0CB3, 0x4ED8AA4A, 0x5B9CCA4F, 0x682E6FF3, - 0x748F82EE, 0x78A5636F, 0x84C87814, 0x8CC70208, - 0x90BEFFFA, 0xA4506CEB, 0xBEF9A3F7, 0xC67178F2 ]; - -// Public API -var SHA256 = C.SHA256 = function (message, options) { - var digestbytes = wordsToBytes(SHA256._sha256(message)); - return options && options.asBytes ? digestbytes : - options && options.asString ? Binary.bytesToString(digestbytes) : - conv.bytesToHex(digestbytes); -}; - -// The core -SHA256._sha256 = function (message) { - - // Convert to byte array - if (message.constructor == String) message = UTF8.stringToBytes(message); - /* else, assume byte array already */ - - var m = bytesToWords(message), - l = message.length * 8, - H = [ 0x6A09E667, 0xBB67AE85, 0x3C6EF372, 0xA54FF53A, - 0x510E527F, 0x9B05688C, 0x1F83D9AB, 0x5BE0CD19 ], - w = [], - a, b, c, d, e, f, g, h, i, j, - t1, t2; - - // Padding - m[l >> 5] |= 0x80 << (24 - l % 32); - m[((l + 64 >> 9) << 4) + 15] = l; - - for (var i = 0; i < m.length; i += 16) { - - a = H[0]; - b = H[1]; - c = H[2]; - d = H[3]; - e = H[4]; - f = H[5]; - g = H[6]; - h = H[7]; - - for (var j = 0; j < 64; j++) { - - if (j < 16) w[j] = m[j + i]; - else { - - var gamma0x = w[j - 15], - gamma1x = w[j - 2], - gamma0 = ((gamma0x << 25) | (gamma0x >>> 7)) ^ - ((gamma0x << 14) | (gamma0x >>> 18)) ^ - (gamma0x >>> 3), - gamma1 = ((gamma1x << 15) | (gamma1x >>> 17)) ^ - ((gamma1x << 13) | (gamma1x >>> 19)) ^ - (gamma1x >>> 10); - - w[j] = gamma0 + (w[j - 7] >>> 0) + - gamma1 + (w[j - 16] >>> 0); - - } - - var ch = e & f ^ ~e & g, - maj = a & b ^ a & c ^ b & c, - sigma0 = ((a << 30) | (a >>> 2)) ^ - ((a << 19) | (a >>> 13)) ^ - ((a << 10) | (a >>> 22)), - sigma1 = ((e << 26) | (e >>> 6)) ^ - ((e << 21) | (e >>> 11)) ^ - ((e << 7) | (e >>> 25)); - - - t1 = (h >>> 0) + sigma1 + ch + (K[j]) + (w[j] >>> 0); - t2 = sigma0 + maj; - - h = g; - g = f; - f = e; - e = d + t1; - d = c; - c = b; - b = a; - a = t1 + t2; - - } - - H[0] += a; - H[1] += b; - H[2] += c; - H[3] += d; - H[4] += e; - H[5] += f; - H[6] += g; - H[7] += h; - - } - - return H; - -}; - -// Package private blocksize -SHA256._blocksize = 16; - -module.exports = SHA256; +/* +CryptoJS v3.1.2 +code.google.com/p/crypto-js +(c) 2009-2013 by Jeff Mott. All rights reserved. +code.google.com/p/crypto-js/wiki/License +*/ + +var conv = require('../convert'); +var UTF8 = require('./crypto').charenc.UTF8; + +// Initialization round constants tables +var K = []; + +// Compute constants +(function () { + function isPrime(n) { + var sqrtN = Math.sqrt(n); + for (var factor = 2; factor <= sqrtN; factor++) { + if (!(n % factor)) { + return false; + } + } + + return true; + } + + function getFractionalBits(n) { + return ((n - (n | 0)) * 0x100000000) | 0; + } + + var n = 2; + var nPrime = 0; + while (nPrime < 64) { + if (isPrime(n)) { + K[nPrime] = getFractionalBits(Math.pow(n, 1 / 3)); + nPrime++; + } + + n++; + } +}()); + +var bytesToWords = function (bytes) { + var words = []; + for (var i = 0, b = 0; i < bytes.length; i++, b += 8) { + words[b >>> 5] |= bytes[i] << (24 - b % 32); + } + return words; +}; + +var wordsToBytes = function (words) { + var bytes = []; + for (var b = 0; b < words.length * 32; b += 8) { + bytes.push((words[b >>> 5] >>> (24 - b % 32)) & 0xFF); + } + return bytes; +}; + +// Reusable object +var W = []; + +var processBlock = function (H, M, offset) { + + // Working variables + var a = H[0]; + var b = H[1]; + var c = H[2]; + var d = H[3]; + var e = H[4]; + var f = H[5]; + var g = H[6]; + var h = H[7]; + + // Computation + for (var i = 0; i < 64; i++) { + if (i < 16) { + W[i] = M[offset + i] | 0; + } else { + var gamma0x = W[i - 15]; + var gamma0 = ((gamma0x << 25) | (gamma0x >>> 7)) ^ + ((gamma0x << 14) | (gamma0x >>> 18)) ^ + (gamma0x >>> 3); + + var gamma1x = W[i - 2]; + var gamma1 = ((gamma1x << 15) | (gamma1x >>> 17)) ^ + ((gamma1x << 13) | (gamma1x >>> 19)) ^ + (gamma1x >>> 10); + + W[i] = gamma0 + W[i - 7] + gamma1 + W[i - 16]; + } + + var ch = (e & f) ^ (~e & g); + var maj = (a & b) ^ (a & c) ^ (b & c); + + var sigma0 = ((a << 30) | (a >>> 2)) ^ ((a << 19) | (a >>> 13)) ^ ((a << 10) | (a >>> 22)); + var sigma1 = ((e << 26) | (e >>> 6)) ^ ((e << 21) | (e >>> 11)) ^ ((e << 7) | (e >>> 25)); + + var t1 = h + sigma1 + ch + K[i] + W[i]; + var t2 = sigma0 + maj; + + h = g; + g = f; + f = e; + e = (d + t1) | 0; + d = c; + c = b; + b = a; + a = (t1 + t2) | 0; + } + + // Intermediate hash value + H[0] = (H[0] + a) | 0; + H[1] = (H[1] + b) | 0; + H[2] = (H[2] + c) | 0; + H[3] = (H[3] + d) | 0; + H[4] = (H[4] + e) | 0; + H[5] = (H[5] + f) | 0; + H[6] = (H[6] + g) | 0; + H[7] = (H[7] + h) | 0; +}; + +/** + * SHA-256 hash algorithm. + */ +module.exports = function(message, options) {; + + var H =[ 0x6A09E667, 0xBB67AE85, 0x3C6EF372, 0xA54FF53A, + 0x510E527F, 0x9B05688C, 0x1F83D9AB, 0x5BE0CD19 ]; + + if (message.constructor === String) { + message = UTF8.stringToBytes(message); + } + + var m = bytesToWords(message); + var l = message.length * 8; + + m[l >> 5] |= 0x80 << (24 - l % 32); + m[((l + 64 >> 9) << 4) + 15] = l; + + for (var i=0 ; i Date: Mon, 18 Feb 2013 22:04:43 -0500 Subject: [PATCH 07/90] add test coverage via istanbul --- package.json | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/package.json b/package.json index 10c292c..7ce8d5f 100644 --- a/package.json +++ b/package.json @@ -19,7 +19,8 @@ }, "devDependencies" : { - "mocha": "1.8.1" + "mocha": "1.8.1", + "istanbul": "0.1.30" }, "testling": { @@ -29,6 +30,6 @@ }, "scripts": { - "test": "mocha test/*.js" + "test": "istanbul test ./node_modules/.bin/_mocha -- --reporter list test/*.js" } } From 981203e98251612b1c4bee82cda074da411484c3 Mon Sep 17 00:00:00 2001 From: Roman Shtylman Date: Sat, 2 Mar 2013 12:00:14 -0500 Subject: [PATCH 08/90] fix transaction processing for wallets --- src/transaction.js | 22 +++++++++++++++++----- src/wallet.js | 22 ++++++++++++++++++++-- 2 files changed, 37 insertions(+), 7 deletions(-) diff --git a/src/transaction.js b/src/transaction.js index 45a8b12..2eda549 100644 --- a/src/transaction.js +++ b/src/transaction.js @@ -125,7 +125,11 @@ Transaction.prototype.serialize = function () buffer = buffer.concat(util.numToVarInt(this.ins.length)); for (var i = 0; i < this.ins.length; i++) { var txin = this.ins[i]; - buffer = buffer.concat(conv.base64ToBytes(txin.outpoint.hash)); + + // the hash is flipped to what the fuck here? + // this seems to be the only thing that I don't understand + buffer = buffer.concat(conv.hexToBytes(txin.outpoint.hash)); + buffer = buffer.concat(wordsToBytes([parseInt(txin.outpoint.index)]).reverse()); var scriptBytes = txin.script.buffer; buffer = buffer.concat(util.numToVarInt(scriptBytes.length)); @@ -415,8 +419,12 @@ var TransactionIn = function (data) if (data.script instanceof Script) { this.script = data.script; } else { - //this.script = new Script(data.script); - this.script = Script.fromScriptSig(data.scriptSig); + if (data.scriptSig) { + this.script = Script.fromScriptSig(data.scriptSig); + } + else { + this.script = new Script(data.script); + } } this.sequence = data.sequence; }; @@ -439,8 +447,12 @@ var TransactionOut = function (data) if (data.script instanceof Script) { this.script = data.script; } else { - //this.script = new Script(data.script); - this.script = Script.fromPubKey(data.scriptPubKey); + if (data.scriptPubKey) { + this.script = Script.fromScriptSig(data.scriptPubKey); + } + else { + this.script = new Script(data.script); + } } if (util.isArray(data.value)) { diff --git a/src/wallet.js b/src/wallet.js index 40d1891..a9d1847 100644 --- a/src/wallet.js +++ b/src/wallet.js @@ -201,6 +201,11 @@ Wallet.prototype.generateAddress = function () { this.addKey(new ECKey()); }; +// return unspent transactions +Wallet.prototype.unspentTx = function() { + return this.unspentOuts; +}; + /** * Add a transaction to the wallet's processed transaction. * @@ -215,9 +220,12 @@ Wallet.prototype.process = function (tx) { var hash; // Gather outputs for (j = 0; j < tx.out.length; j++) { - var txout = new TransactionOut(tx.out[j]); + var raw_tx = tx.out[j]; + var txout = new TransactionOut(raw_tx); + // this hash is the base64 hash of the pubkey which is the address the output when to hash = conv.bytesToBase64(txout.script.simpleOutPubKeyHash()); for (k = 0; k < this.addressHashes.length; k++) { + // if our address, then we add the unspent out to a list of unspent outputs if (this.addressHashes[k] === hash) { this.unspentOuts.push({tx: tx, index: j, out: txout}); break; @@ -227,7 +235,15 @@ Wallet.prototype.process = function (tx) { // Remove spent outputs for (j = 0; j < tx.in.length; j++) { - var txin = new TransactionIn(tx.in[j]); + var raw_tx = tx.in[j]; + + // mangle into the format TransactionIn expects + raw_tx.outpoint = { + hash: raw_tx.prev_out.hash, + index: raw_tx.prev_out.n + }; + + var txin = new TransactionIn(raw_tx); var pubkey = txin.script.simpleInPubKey(); hash = conv.bytesToBase64(util.sha256ripe160(pubkey)); for (k = 0; k < this.addressHashes.length; k++) { @@ -291,6 +307,8 @@ Wallet.prototype.createSend = function (address, sendValue, feeValue) { for (i = 0; i < sendTx.ins.length; i++) { var hash = sendTx.hashTransactionForSignature(selectedOuts[i].out.script, i, hashType); var pubKeyHash = selectedOuts[i].out.script.simpleOutPubKeyHash(); + + // this changes because signing uses a random number generator var signature = this.signWithKey(pubKeyHash, hash); // Append hash type From 41f002788302e1833410547b532ecc11e5850f69 Mon Sep 17 00:00:00 2001 From: Roman Shtylman Date: Sat, 2 Mar 2013 12:28:13 -0500 Subject: [PATCH 09/90] port message to common.js style and add tests --- src/ecdsa.js | 28 +++++++++++++++------------- src/index.js | 1 + src/message.js | 26 +++++++++++++++----------- test/message.js | 28 ++++++++++++++++++++++++++++ 4 files changed, 59 insertions(+), 24 deletions(-) create mode 100644 test/message.js diff --git a/src/ecdsa.js b/src/ecdsa.js index 3f6877f..1aa15ed 100644 --- a/src/ecdsa.js +++ b/src/ecdsa.js @@ -70,7 +70,7 @@ var ECDSA = { r = sig.r; s = sig.s; } else { - throw "Invalid value for signature"; + throw new Error("Invalid value for signature"); } var Q; @@ -79,7 +79,7 @@ var ECDSA = { } else if (util.isArray(pubkey)) { Q = ECPointFp.decodeFrom(ecparams.getCurve(), pubkey); } else { - throw "Invalid format for pubkey value, must be byte array or ECPointFp"; + throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp"); } var e = BigInteger.fromByteArrayUnsigned(hash); @@ -176,14 +176,14 @@ var ECDSA = { parseSigCompact: function (sig) { if (sig.length !== 65) { - throw "Signature has the wrong length"; + throw new Error("Signature has the wrong length"); } // Signature is prefixed with a type byte storing three bits of // information. var i = sig[0] - 27; if (i < 0 || i > 7) { - throw "Invalid signature type"; + throw new Error("Invalid signature type"); } var n = ecparams.getN(); @@ -253,10 +253,13 @@ var ECDSA = { Q.validate(); if (!ECDSA.verifyRaw(e, r, s, Q)) { - throw "Pubkey recovery unsuccessful"; + throw new Error("Pubkey recovery unsuccessful"); } - var pubKey = new Bitcoin.ECKey(); + // TODO (shtylman) this is stupid because this file and eckey + // have circular dependencies + var ECKey = require('./eckey'); + var pubKey = ECKey(); pubKey.pub = Q; return pubKey; }, @@ -275,14 +278,13 @@ var ECDSA = { calcPubkeyRecoveryParam: function (address, r, s, hash) { for (var i = 0; i < 4; i++) { - try { - var pubkey = Bitcoin.ECDSA.recoverPubKey(r, s, hash, i); - if (pubkey.getBitcoinAddress().toString() == address) { - return i; - } - } catch (e) {} + var pubkey = ECDSA.recoverPubKey(r, s, hash, i); + if (pubkey.getBitcoinAddress().toString() == address) { + return i; + } } - throw "Unable to find valid recovery factor"; + + throw new Error("Unable to find valid recovery factor"); } }; diff --git a/src/index.js b/src/index.js index 7b7443e..0d06ac1 100644 --- a/src/index.js +++ b/src/index.js @@ -25,6 +25,7 @@ var endian = function (n) { module.exports = { Address: require('./address'), Key: require('./eckey'), + Message: require('./message'), BigInteger: require('./jsbn/jsbn'), Script: require('./script'), Opcode: require('./opcode'), diff --git a/src/message.js b/src/message.js index 0cbd581..b98960c 100644 --- a/src/message.js +++ b/src/message.js @@ -1,6 +1,10 @@ -/** - * Implements Bitcoin's feature for signing arbitrary messages. - */ +/// Implements Bitcoin's feature for signing arbitrary messages. + +var Crypto = require('./crypto-js/crypto'); +var ecdsa = require('./ecdsa'); +var conv = require('./convert'); +var util = require('./util'); + var Message = {}; Message.magicPrefix = "Bitcoin Signed Message:\n"; @@ -10,9 +14,9 @@ Message.makeMagicMessage = function (message) { var messageBytes = Crypto.charenc.UTF8.stringToBytes(message); var buffer = []; - buffer = buffer.concat(Bitcoin.Util.numToVarInt(magicBytes.length)); + buffer = buffer.concat(util.numToVarInt(magicBytes.length)); buffer = buffer.concat(magicBytes); - buffer = buffer.concat(Bitcoin.Util.numToVarInt(messageBytes.length)); + buffer = buffer.concat(util.numToVarInt(messageBytes.length)); buffer = buffer.concat(messageBytes); return buffer; @@ -28,10 +32,10 @@ Message.signMessage = function (key, message, compressed) { var sig = key.sign(hash); - var obj = Bitcoin.ECDSA.parseSig(sig); + var obj = ecdsa.parseSig(sig); var address = key.getBitcoinAddress().toString(); - var i = Bitcoin.ECDSA.calcPubkeyRecoveryParam(address, obj.r, obj.s, hash); + var i = ecdsa.calcPubkeyRecoveryParam(address, obj.r, obj.s, hash); i += 27; if (compressed) i += 4; @@ -45,17 +49,17 @@ Message.signMessage = function (key, message, compressed) { sig = [i].concat(rBa).concat(sBa); - return Crypto.util.bytesToBase64(sig); + return conv.bytesToBase64(sig); }; Message.verifyMessage = function (address, sig, message) { - sig = Crypto.util.base64ToBytes(sig); - sig = Bitcoin.ECDSA.parseSigCompact(sig); + sig = conv.base64ToBytes(sig); + sig = ecdsa.parseSigCompact(sig); var hash = Message.getHash(message); var isCompressed = !!(sig.i & 4); - var pubKey = Bitcoin.ECDSA.recoverPubKey(sig.r, sig.s, hash, sig.i); + var pubKey = ecdsa.recoverPubKey(sig.r, sig.s, hash, sig.i); pubKey.setCompressed(isCompressed); diff --git a/test/message.js b/test/message.js new file mode 100644 index 0000000..a202d01 --- /dev/null +++ b/test/message.js @@ -0,0 +1,28 @@ +var assert = require('assert'); +var Message = require('../').Message; +var Key = require('../').Key; +var hexToBytes = require('../').convert.hexToBytes; + +var priv = '18e14a7b6a307f426a94f8114701e7c8e774e7f9a47e2c2035db29a206321725'; +var addr = '16UwLL9Risc3QfPqBUvKofHmBQ7wMtjvM'; +var msg = 'foobar'; + +test('create', function() { + var key = Key(hexToBytes(priv)); + assert.equal(key.getBitcoinAddress().toString(), addr); + + var sig = Message.signMessage(key, msg); + assert.ok(Message.verifyMessage(addr, sig, msg)); + // wrong message + assert.ok(!Message.verifyMessage(addr, sig, 'not foobar')); + // wrong address + assert.ok(!Message.verifyMessage('1MsHWS1BnwMc3tLE8G35UXsS58fKipzB7a', sig, msg)); +}); + +test('incorrect signature', function() { + // wrong signature + var priv = '5HwoXVkHoRM8sL2KmNRS217n1g8mPPBomrY7yehCuXC1115WWsh'; + var key = Key(hexToBytes(priv)); + var sig = Message.signMessage(key, msg); + assert.ok(!Message.verifyMessage(addr, sig, msg)); +}); From 9922864da48479cfbe533d1c90fbbb72ba083874 Mon Sep 17 00:00:00 2001 From: vub Date: Mon, 7 Oct 2013 08:21:00 -0400 Subject: [PATCH 10/90] Added deserialization, made some modifications --- README.md | 8 ++++++ bitcoinjs-min.js | 3 ++ package.json | 7 +++-- src/address.js | 72 +++++++++++----------------------------------- src/base58.js | 29 +++++++++++++++++-- src/index.js | 1 + src/transaction.js | 49 +++++++++++++++++++++++++++++++ src/util.js | 29 +++++++++---------- 8 files changed, 122 insertions(+), 76 deletions(-) create mode 100644 bitcoinjs-min.js diff --git a/README.md b/README.md index 9d0601b..6751590 100644 --- a/README.md +++ b/README.md @@ -11,6 +11,14 @@ system in place. Prototype software, use at your own peril. +# How to use + +* Run `npm run-script compile` to compile to a browser-friendly minified +file. Once in the browser, the global Bitcoin object will contain everything +you need. +* To use in NodeJS, install this package as you would any other and +put in `var Bitcoin = require('bitcoinjs-lib')`. + # License This library is free and open-source software released under the MIT diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js new file mode 100644 index 0000000..d18075d --- /dev/null +++ b/bitcoinjs-min.js @@ -0,0 +1,3 @@ +!function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.checkEncode=function(x,vbyte,format){vbyte=vbyte||0;var front=[vbyte].concat(x);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkDecode=function(x){var bytes=module.exports.decode(x),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o}},{"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";module.exports.bytesToHex=function(bytes){for(var hex=[],i=0;i>>4).toString(16));hex.push((bytes[i]&15).toString(16))}return hex.join("")};module.exports.hexToBytes=function(hex){for(var bytes=[],c=0;c>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(conv.base64ToBytes(input))}}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return Bitcoin.Base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base64"){return conv.bytesToBase64(this.priv.toByteArrayUnsigned())}else{return Crypto.util.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r; +return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG);return script};Script.prototype.extractAddresses=function(addresses){switch(this.getOutType()){case"Address":addresses.push(new Address(this.chunks[2]));return 1;case"Pubkey":addresses.push(new Address(Util.sha256ripe160(this.chunks[0])));return 1;case"Multisig":for(var i=1;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(wordsToBytes([parseInt(this.version)]).reverse());buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Bitcoin.Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Bitcoin.Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.base64ToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHashBase64())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i bitcoinjs-min.js" } } diff --git a/src/address.js b/src/address.js index e793943..55dfcb9 100644 --- a/src/address.js +++ b/src/address.js @@ -13,12 +13,14 @@ var p2sh_types = { }; var Address = function (bytes) { - if (typeof bytes === 'string') { - bytes = Address.decodeString(bytes); - } - this.hash = bytes; - - this.version = 0x00; + if (typeof bytes === 'string') { + this.hash = base58.decode(bytes); + this.version = this.hash.version; + } + else { + this.hash = bytes; + this.version = 0x00; + } }; /** @@ -30,45 +32,24 @@ Address.prototype.toString = function () { // Get a copy of the hash var hash = this.hash.slice(0); - // Version - hash.unshift(this.version); - - var checksum = Crypto.SHA256(Crypto.SHA256(hash, {asBytes: true}), {asBytes: true}); - - var bytes = hash.concat(checksum.slice(0,4)); - - return base58.encode(bytes); + return base58.checkEncode(hash,this.version); }; Address.prototype.getHashBase64 = function () { return conv.bytesToBase64(this.hash); }; +Address.getVersion = function(string) { + return base58.decode(string)[0]; +} + // TODO(shtylman) isValid? -Address.validate = function(string, type) { +Address.validate = function(string) { try { - var bytes = base58.decode(string); + base58.checkDecode(string); } catch (e) { - return false; + return false; } - - var hash = bytes.slice(0, 21); - - var checksum = Crypto.SHA256(Crypto.SHA256(hash, {asBytes: true}), {asBytes: true}); - - if (checksum[0] != bytes[21] || - checksum[1] != bytes[22] || - checksum[2] != bytes[23] || - checksum[3] != bytes[24]) { - return false; - } - - var version = hash[0]; - - if (type && version !== address_types[type] && version !== p2sh_types[type]) { - return false; - } - return true; }; @@ -76,26 +57,7 @@ Address.validate = function(string, type) { * Parse a Bitcoin address contained in a string. */ Address.decodeString = function (string) { - var bytes = base58.decode(string); - - var hash = bytes.slice(0, 21); - - var checksum = Crypto.SHA256(Crypto.SHA256(hash, {asBytes: true}), {asBytes: true}); - - if (checksum[0] != bytes[21] || - checksum[1] != bytes[22] || - checksum[2] != bytes[23] || - checksum[3] != bytes[24]) { - throw new Error('Address Checksum validation failed: ' + string); - } - - var version = hash.shift(); - // TODO(shtylman) allow for specific version decoding same as validate above - if (version != 0) { - throw new Error('Address version not supported: ' + string); - } - - return hash; + return base58.checkDecode(string); }; module.exports = Address; diff --git a/src/base58.js b/src/base58.js index 6729c62..7a9576e 100644 --- a/src/base58.js +++ b/src/base58.js @@ -48,8 +48,8 @@ module.exports.decode = function (input) { var leading_zero = 0; var seen_other = false; for (var i=0; i>> 8, i & 255]; - } else if (i <= 1<<32) { - // unsigned int (LE) - return [0xfe].concat(Crypto.util.wordsToBytes([i])); - } else { - // unsigned long long (LE) - return [0xff].concat(Crypto.util.wordsToBytes([i >>> 32, i])); - } + numToVarInt: function(num) { + var m = module.exports; + if (num < 253) return [num]; + else if (num < 65536) return [253].concat(m.numToBytes(num,2)); + else if (num < 4294967296) return [254].concat(m.numToBytes(num,4)); + else return [253].concat(m.numToBytes(num,8)); }, /** From e43d23235b37f177ffe18c4138afcea43da97100 Mon Sep 17 00:00:00 2001 From: vub Date: Mon, 7 Oct 2013 15:27:19 -0400 Subject: [PATCH 11/90] Added some transaction methods, and removed all internal use of base64 --- bitcoinjs-min.js | 6 ++--- src/address.js | 4 ++-- src/base58.js | 25 +++++++++++++++---- src/bitcoin.js | 10 ++++---- src/eckey.js | 10 ++++---- src/index.js | 1 + src/message.js | 4 ++-- src/script.js | 2 +- src/transaction.js | 60 ++++++++++++++++++++++++++++++++++++++++------ src/wallet.js | 26 ++++++++++---------- 10 files changed, 107 insertions(+), 41 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index d18075d..d2dc944 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ -!function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.checkEncode=function(x,vbyte,format){vbyte=vbyte||0;var front=[vbyte].concat(x);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkDecode=function(x){var bytes=module.exports.decode(x),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o}},{"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";module.exports.bytesToHex=function(bytes){for(var hex=[],i=0;i>>4).toString(16));hex.push((bytes[i]&15).toString(16))}return hex.join("")};module.exports.hexToBytes=function(hex){for(var bytes=[],c=0;c>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(conv.base64ToBytes(input))}}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return Bitcoin.Base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base64"){return conv.bytesToBase64(this.priv.toByteArrayUnsigned())}else{return Crypto.util.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r; -return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG);return script};Script.prototype.extractAddresses=function(addresses){switch(this.getOutType()){case"Address":addresses.push(new Address(this.chunks[2]));return 1;case"Pubkey":addresses.push(new Address(Util.sha256ripe160(this.chunks[0])));return 1;case"Multisig":for(var i=1;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(wordsToBytes([parseInt(this.version)]).reverse());buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Bitcoin.Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Bitcoin.Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.base64ToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHashBase64())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte,format){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte,format){return Crypto.util.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(x){var bytes=module.exports.decode(x),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";module.exports.bytesToHex=function(bytes){for(var hex=[],i=0;i>>4).toString(16));hex.push((bytes[i]&15).toString(16))}return hex.join("")};module.exports.hexToBytes=function(hex){for(var bytes=[],c=0;c>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return Bitcoin.Base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return Crypto.util.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4; +else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG);return script};Script.prototype.extractAddresses=function(addresses){switch(this.getOutType()){case"Address":addresses.push(new Address(this.chunks[2]));return 1;case"Pubkey":addresses.push(new Address(Util.sha256ripe160(this.chunks[0])));return 1;case"Multisig":for(var i=1;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(wordsToBytes([parseInt(this.version)]).reverse());buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Bitcoin.Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Bitcoin.Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i Date: Tue, 8 Oct 2013 02:55:52 -0400 Subject: [PATCH 12/90] Added to convert.js and some more multisig methods --- bitcoinjs-min.js | 6 +++--- src/convert.js | 41 ++++++++++++++++++++++++++++++----------- src/script.js | 28 ++++++++++++++++++++++++++++ src/transaction.js | 14 +++++--------- 4 files changed, 66 insertions(+), 23 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index d2dc944..5617af6 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ -!function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte,format){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte,format){return Crypto.util.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(x){var bytes=module.exports.decode(x),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";module.exports.bytesToHex=function(bytes){for(var hex=[],i=0;i>>4).toString(16));hex.push((bytes[i]&15).toString(16))}return hex.join("")};module.exports.hexToBytes=function(hex){for(var bytes=[],c=0;c>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return Bitcoin.Base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return Crypto.util.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4; -else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG);return script};Script.prototype.extractAddresses=function(addresses){switch(this.getOutType()){case"Address":addresses.push(new Address(this.chunks[2]));return 1;case"Pubkey":addresses.push(new Address(Util.sha256ripe160(this.chunks[0])));return 1;case"Multisig":for(var i=1;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(wordsToBytes([parseInt(this.version)]).reverse());buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Bitcoin.Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Bitcoin.Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return Crypto.util.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return Bitcoin.Base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return Crypto.util.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i); +if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;script.writeOp(Opcode.map.OP_DUP); +script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG);return script};Script.prototype.extractAddresses=function(addresses){switch(this.getOutType()){case"Address":addresses.push(new Address(this.chunks[2]));return 1;case"Pubkey":addresses.push(new Address(Util.sha256ripe160(this.chunks[0])));return 1;case"Multisig":for(var i=1;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(wordsToBytes([parseInt(this.version)]).reverse());buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Bitcoin.Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Bitcoin.Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i>> 4).toString(16)); - hex.push((bytes[i] & 0xF).toString(16)); - } - return hex.join(""); + return bytes.map(function(x) { return x.toString(16).lpad('0',2) }).join(''); }; // Convert a hex string to a byte array module.exports.hexToBytes = function(hex) { - for (var bytes = [], c = 0; c < hex.length; c += 2) - bytes.push(parseInt(hex.substr(c, 2), 16)); - return bytes; + return hex.match(/../g).map(function(x) { return parseInt(x,16) }); } // Convert a byte array to a base-64 string @@ -53,7 +53,26 @@ module.exports.base64ToBytes = function(base64) { return bytes; } -// utf8 and binary? -//stringToBytes -//bytesToString +// Hex only (allowing bin would be potentially risky, as 01010101 = \x01 * 4 or 85) +module.exports.coerceToBytes = function(input) { + if (typeof input == "string") return Crypto.util.hexToBytes(input); + return input; +} + +module.exports.binToBytes = function(bin) { + return bin.match(/......../g).map(function(x) { return parseInt(x,2) }); +} + +module.exports.bytesToBin = function(bytes) { + return bytes.map(function(x) { return x.toString(2).lpad('0',8) }).join(''); +} + +module.exports.bytesToString = function(bytes) { + return bytes.map(String.fromCharCode).join(''); +} + +module.exports.stringToBytes = function(string) { + return string.split('').map(function(x) { return x.charCodeAt(0) }); +} +// utf8 diff --git a/src/script.js b/src/script.js index 1a372ec..a62dd11 100644 --- a/src/script.js +++ b/src/script.js @@ -155,6 +155,8 @@ Script.prototype.simpleOutHash = function () return this.chunks[2]; case 'Pubkey': return Bitcoin.Util.sha256ripe160(this.chunks[0]); + case 'Multisig': + return Bitcoin.Util.sha256ripe160(this.buffer); default: throw new Error("Encountered non-standard scriptPubKey: " + this.getOutType()); } @@ -185,6 +187,9 @@ Script.prototype.simpleOutPubKeyHash = Script.prototype.simpleOutHash; * Pubkey: * Paying to a public key directly. * [sig] + * + * Multisig: + * Paying to M-of-N public keys. * * Strange: * Any other script (no template matched). @@ -200,6 +205,12 @@ Script.prototype.getInType = function () util.isArray(this.chunks[0]) && util.isArray(this.chunks[1])) { return 'Address'; + } else if (this.chunks[0] == Opcode.map.OP_0 && + this.chunks.slice(1).reduce(function(t,chunk,i) { + return t && util.isArray(chunk) + && (chunk[0] == 48 || i == this.chunks.length - 1); + },true)) { + return 'Multisig'; } else { return 'Strange'; } @@ -336,6 +347,8 @@ Script.prototype.extractAddresses = function (addresses) Script.createMultiSigOutputScript = function (m, pubkeys) { var script = new Script(); + + pubkeys = pubkeys.sort(); script.writeOp(Opcode.map.OP_1 + m - 1); @@ -361,6 +374,21 @@ Script.createInputScript = function (signature, pubKey) return script; }; +/** + * Create a multisig input + */ +Script.createMultiSigInputScript = function(signatures, script) +{ + script = new Script(script); + var k = script.chunks[0][0]; + if (signatures.length < k) return false; //Not enough sigs + var inScript = new Script(); + inScript.writeOp(Opcode.map.OP_0); + signatures.map(inScript.writeBytes.bind(inScript)); + inScript.writeBytes(script.buffer); + return inScript; +} + Script.prototype.clone = function () { return new Script(this.buffer); diff --git a/src/transaction.js b/src/transaction.js index d4968e6..4c484c4 100644 --- a/src/transaction.js +++ b/src/transaction.js @@ -496,16 +496,12 @@ Transaction.prototype.p2shsign = function(index, script, key, type) { Transaction.prototype.multisign = Transaction.prototype.p2shsign; -// In progress -/*Transaction.prototype.validateInput = function(index,script,sig,pub) { +Transaction.prototype.validateSig = function(index,script,sig,pub) { script = new Bitcoin.Script(script); - - scriptBytes = bw.h2b(script), - scriptObj = new Bitcoin.Script(scriptBytes), - hash = txObj.hashTransactionForSignature(scriptObj,i,1); - return Bitcoin.ECDSA.verify(hash, bw.h2b(sig), - bw.h2b(pub)); -}*/ + var hash = this.hashTransactionForSignature(script,i,1); + return Bitcoin.ECDSA.verify(hash, conv.coerceToBytes(sig), + conv.coerceToBytes(pub)); +} var TransactionIn = function (data) From ff8152fe4199da90687b21ce712f07b5868e2b86 Mon Sep 17 00:00:00 2001 From: vub Date: Tue, 8 Oct 2013 03:26:34 -0400 Subject: [PATCH 13/90] Added p2sh support for addOutput --- src/script.js | 50 ++++++++++++++++++++++++-------------------------- 1 file changed, 24 insertions(+), 26 deletions(-) diff --git a/src/script.js b/src/script.js index a62dd11..0199618 100644 --- a/src/script.js +++ b/src/script.js @@ -1,6 +1,7 @@ var Opcode = require('./opcode'); var util = require('./util'); var conv = require('./convert'); +var Address = require('./address'); var Script = function (data) { if (!data) { @@ -305,41 +306,38 @@ Script.prototype.writeBytes = function (data) }; /** - * Create a standard payToPubKeyHash output. + * Create an output for an address */ Script.createOutputScript = function (address) { var script = new Script(); - script.writeOp(Opcode.map.OP_DUP); - script.writeOp(Opcode.map.OP_HASH160); - script.writeBytes(address.hash); - script.writeOp(Opcode.map.OP_EQUALVERIFY); - script.writeOp(Opcode.map.OP_CHECKSIG); + // Standard pay-to-pubkey-hash + if (address.version == 0) { + script.writeOp(Opcode.map.OP_DUP); + script.writeOp(Opcode.map.OP_HASH160); + script.writeBytes(address.hash); + script.writeOp(Opcode.map.OP_EQUALVERIFY); + script.writeOp(Opcode.map.OP_CHECKSIG); + } + // Standard pay-to-script-hash + else { + script.writeOp(Opcode.map.OP_HASH160); + script.writeBytes(address.hash); + script.writeOp(Opcode.map.OP_EQUAL); + } return script; }; - /** - * Extract bitcoin addresses from an output script + * Extract pubkeys from a multisig script */ -Script.prototype.extractAddresses = function (addresses) -{ - switch (this.getOutType()) { - case 'Address': - addresses.push(new Address(this.chunks[2])); - return 1; - case 'Pubkey': - addresses.push(new Address(Util.sha256ripe160(this.chunks[0]))); - return 1; - case 'Multisig': - for (var i = 1; i < this.chunks.length-2; ++i) { - addresses.push(new Address(Util.sha256ripe160(this.chunks[i]))); - } - return this.chunks[0] - OP_1 + 1; - default: - throw new Error("Encountered non-standard scriptPubKey"); - } -}; + +Script.prototype.extractPubkeys = function() { + return this.chunks.filter(function(chunk) { + return (chunk[0] == 4 && chunk.length == 65 + || chunk[0] < 4 && chunk.length == 33) + }); +} /** * Create an m-of-n output script From 95b736b2a0043af6f12159873a13aa022983868e Mon Sep 17 00:00:00 2001 From: vub Date: Tue, 8 Oct 2013 03:26:50 -0400 Subject: [PATCH 14/90] Added compiled version --- bitcoinjs-min.js | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index 5617af6..0c221c0 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ !function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return Crypto.util.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return Bitcoin.Base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return Crypto.util.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i); -if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;script.writeOp(Opcode.map.OP_DUP); -script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG);return script};Script.prototype.extractAddresses=function(addresses){switch(this.getOutType()){case"Address":addresses.push(new Address(this.chunks[2]));return 1;case"Pubkey":addresses.push(new Address(Util.sha256ripe160(this.chunks[0])));return 1;case"Multisig":for(var i=1;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(wordsToBytes([parseInt(this.version)]).reverse());buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Bitcoin.Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Bitcoin.Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;iself.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script; +if(address.version==0){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(wordsToBytes([parseInt(this.version)]).reverse());buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Bitcoin.Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Bitcoin.Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i Date: Tue, 8 Oct 2013 03:47:18 -0400 Subject: [PATCH 15/90] Substituted in numToBytes --- bitcoinjs-min.js | 2 +- src/transaction.js | 12 +++++++----- 2 files changed, 8 insertions(+), 6 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index 0c221c0..7be20b9 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ !function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return Crypto.util.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return Bitcoin.Base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return Crypto.util.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i); if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script; -if(address.version==0){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(wordsToBytes([parseInt(this.version)]).reverse());buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Bitcoin.Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Bitcoin.Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Bitcoin.Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Bitcoin.Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i Date: Tue, 8 Oct 2013 05:35:19 -0400 Subject: [PATCH 16/90] Small bugfix --- bitcoinjs-min.js | 2 +- src/util.js | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index 7be20b9..a0cf991 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ !function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return Crypto.util.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return Bitcoin.Base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return Crypto.util.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i); if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script; -if(address.version==0){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Bitcoin.Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Bitcoin.Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Bitcoin.Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Bitcoin.Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i Date: Tue, 8 Oct 2013 05:38:00 -0400 Subject: [PATCH 17/90] Bugfix --- bitcoinjs-min.js | 2 +- src/transaction.js | 2 +- src/util.js | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index a0cf991..20f6204 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ !function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return Crypto.util.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return Bitcoin.Base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return Crypto.util.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i); if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script; -if(address.version==0){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Bitcoin.Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Bitcoin.Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Bitcoin.Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Bitcoin.Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i Date: Tue, 8 Oct 2013 05:42:28 -0400 Subject: [PATCH 18/90] Replaced Crypto.util and util (was a typo) with conv --- src/base58.js | 5 +++-- src/eckey.js | 2 +- src/transaction.js | 6 +++--- src/wallet.js | 4 ++-- 4 files changed, 9 insertions(+), 8 deletions(-) diff --git a/src/base58.js b/src/base58.js index aabc523..9515f3d 100644 --- a/src/base58.js +++ b/src/base58.js @@ -3,6 +3,7 @@ var BigInteger = require('./jsbn/jsbn'); var Crypto = require('./crypto-js/crypto'); +var conv = require('/convert'); var alphabet = "123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz"; var base = BigInteger.valueOf(58); @@ -38,7 +39,7 @@ module.exports.encode = function (input) { }, module.exports.encodeHex = function (input) { - return Crypto.util.bytesToHex(module.exports.encode(input)); + return conv.bytesToHex(module.exports.encode(input)); } // decode a base58 string into a byte array @@ -94,7 +95,7 @@ module.exports.checkEncode = function(input, vbyte) { } module.exports.checkEncodeHex = function (input, vbyte) { - return Crypto.util.bytesToHex(module.exports.encode(input)); + return conv.bytesToHex(module.exports.encode(input)); } module.exports.checkDecode = function(input) { diff --git a/src/eckey.js b/src/eckey.js index 13506a5..c3c13d3 100644 --- a/src/eckey.js +++ b/src/eckey.js @@ -121,7 +121,7 @@ ECKey.prototype.toString = function (format) { if (format === "base58") { return base58.checkEncode(this.priv.toByteArrayUnsigned(),128); } else { - return Crypto.util.bytesToHex(this.priv.toByteArrayUnsigned()); + return conv.bytesToHex(this.priv.toByteArrayUnsigned()); } }; diff --git a/src/transaction.js b/src/transaction.js index 543922d..992037f 100644 --- a/src/transaction.js +++ b/src/transaction.js @@ -384,7 +384,7 @@ Transaction.prototype.calcImpact = function (wallet) { var valueOut = BigInteger.ZERO; for (var j = 0; j < this.outs.length; j++) { var txout = this.outs[j]; - var hash = Crypto.util.bytesToHex(txout.script.simpleOutPubKeyHash()); + var hash = conv.bytesToHex(txout.script.simpleOutPubKeyHash()); if (wallet.hasHash(hash)) { valueOut = valueOut.add(util.valueToBigInt(txout.value)); } @@ -394,7 +394,7 @@ Transaction.prototype.calcImpact = function (wallet) { var valueIn = BigInteger.ZERO; for (var j = 0; j < this.ins.length; j++) { var txin = this.ins[j]; - var hash = Crypto.util.bytesToHex(txin.script.simpleInPubKeyHash()); + var hash = conv.bytesToHex(txin.script.simpleInPubKeyHash()); if (wallet.hasHash(hash)) { var fromTx = wallet.txIndex[txin.outpoint.hash]; if (fromTx) { @@ -450,7 +450,7 @@ Transaction.deserialize = function(buffer) { for (var i = 0; i < ins; i++) { obj.ins.push({ outpoint: { - hash: util.bytesToHex(readBytes(32)), + hash: conv.bytesToHex(readBytes(32)), index: readAsInt(4) }, script: new Script(readVarString()), diff --git a/src/wallet.js b/src/wallet.js index 99f73d2..c91a916 100644 --- a/src/wallet.js +++ b/src/wallet.js @@ -98,7 +98,7 @@ var Wallet = function () { var pubs = []; for (var i = 0; i < keys.length; i++) { - pubs.push(Crypto.util.bytesToHex(keys[i].getPub())); + pubs.push(conv.bytesToHex(keys[i].getPub())); } return pubs; @@ -329,7 +329,7 @@ Wallet.prototype.clearTransactions = function () { * Check to see if a pubKeyHash belongs to this wallet. */ Wallet.prototype.hasHash = function (hash) { - if (Bitcoin.Util.isArray(hash)) hash = Crypto.util.bytesToHex(hash); + if (Bitcoin.Util.isArray(hash)) hash = conv.bytesToHex(hash); // TODO: Just create an object with hashes as keys for faster lookup for (var k = 0; k < this.addressHashes.length; k++) { From eb62360a499b6e4ade8baecf2969d196f5bb31cf Mon Sep 17 00:00:00 2001 From: vub Date: Tue, 8 Oct 2013 05:44:30 -0400 Subject: [PATCH 19/90] Replaced /convert with ./convert (bugfix) --- bitcoinjs-min.js | 6 +++--- src/base58.js | 2 +- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index 20f6204..a190c84 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ -!function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return Crypto.util.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return Bitcoin.Base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return Crypto.util.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i); -if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script; -if(address.version==0){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Bitcoin.Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Bitcoin.Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return Bitcoin.Base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0; +while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data) +};Script.createOutputScript=function(address){var script=new Script;if(address.version==0){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Bitcoin.Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Bitcoin.Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i Date: Tue, 8 Oct 2013 06:34:15 -0400 Subject: [PATCH 20/90] Fixed bug in numToBytes and util -> conv --- bitcoinjs-min.js | 2 +- src/transaction.js | 2 +- src/util.js | 11 ++++++++++- 3 files changed, 12 insertions(+), 3 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index a190c84..2812f30 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ !function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return Bitcoin.Base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0; while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data) -};Script.createOutputScript=function(address){var script=new Script;if(address.version==0){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Bitcoin.Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Bitcoin.Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Bitcoin.Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Bitcoin.Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i Date: Tue, 8 Oct 2013 06:45:13 -0400 Subject: [PATCH 21/90] Removed direct references to Bitcoin --- bitcoinjs-min.js | 6 +++--- src/eckey.js | 2 +- src/script.js | 8 ++++---- src/transaction.js | 28 ++++++++++++++++------------ src/txdb.js | 4 +++- src/wallet.js | 2 +- 6 files changed, 28 insertions(+), 22 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index 2812f30..cf21616 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ -!function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return Bitcoin.Base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0; -while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data) -};Script.createOutputScript=function(address){var script=new Script;if(address.version==0){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Bitcoin.Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Bitcoin.Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0; +while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script; +if(address.version==0){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i 0 && impact.value.compareTo(BigInteger.ZERO) > 0) { analysis.type = 'recv'; - analysis.addr = new Bitcoin.Address(firstMeRecvHash); + analysis.addr = new Address(firstMeRecvHash); } else if (allFromMe && allToMe) { analysis.type = 'self'; } else if (allFromMe) { @@ -308,7 +312,7 @@ Transaction.prototype.analyze = function (wallet) { // TODO: Right now, firstRecvHash is the first output, which - if the // transaction was not generated by this library could be the // change address. - analysis.addr = new Bitcoin.Address(firstRecvHash); + analysis.addr = new Address(firstRecvHash); } else { analysis.type = "other"; } @@ -378,7 +382,7 @@ Transaction.prototype.getTotalOutValue = function () { * @returns Object Impact on wallet */ Transaction.prototype.calcImpact = function (wallet) { - if (!(wallet instanceof Bitcoin.Wallet)) return BigInteger.ZERO; + if (!(wallet instanceof Wallet)) return BigInteger.ZERO; // Calculate credit to us from all outputs var valueOut = BigInteger.ZERO; @@ -474,13 +478,13 @@ Transaction.deserialize = function(buffer) { Transaction.prototype.sign = function(index, key, type) { type = type || SIGHASH_ALL; - key = new Bitcoin.ECKey(key); + key = new ECKey(key); var pub = key.getPub(), - hash160 = Bitcoin.Util.sha256ripe160(pub), - script = Bitcoin.Script.createOutputScript(new Bitcoin.Address(hash160)), + hash160 = util.sha256ripe160(pub), + script = Script.createOutputScript(new Address(hash160)), hash = this.hashTransactionForSignature( script, index, type), sig = key.sign(hash).concat([type]); - this.ins[i].script = Bitcoin.Script.createInputScript(sig,pub); + this.ins[i].script = Script.createInputScript(sig,pub); } /** @@ -488,8 +492,8 @@ Transaction.prototype.sign = function(index, key, type) { */ Transaction.prototype.p2shsign = function(index, script, key, type) { - script = new Bitcoin.Script(script); - key = new Bitcoin.ECKey(key); + script = new Script(script); + key = new ECKey(key); type = type || SIGHASH_ALL; var hash = this.hashTransactionForSignature(script, index, type), sig = key.sign(hash).concat([type]); @@ -499,9 +503,9 @@ Transaction.prototype.p2shsign = function(index, script, key, type) { Transaction.prototype.multisign = Transaction.prototype.p2shsign; Transaction.prototype.validateSig = function(index,script,sig,pub) { - script = new Bitcoin.Script(script); + script = new Script(script); var hash = this.hashTransactionForSignature(script,i,1); - return Bitcoin.ECDSA.verify(hash, conv.coerceToBytes(sig), + return ECDSA.verify(hash, conv.coerceToBytes(sig), conv.coerceToBytes(pub)); } diff --git a/src/txdb.js b/src/txdb.js index 73ee835..5baff7c 100644 --- a/src/txdb.js +++ b/src/txdb.js @@ -1,3 +1,5 @@ +var Transaction = require('./transaction'); + var TransactionDatabase = function () { this.txs = []; this.txIndex = {}; @@ -16,7 +18,7 @@ TransactionDatabase.prototype.addTransactionNoUpdate = function (tx) { return; } - this.txs.push(new Bitcoin.Transaction(tx)); + this.txs.push(new Transaction(tx)); this.txIndex[tx.hash] = tx; }; diff --git a/src/wallet.js b/src/wallet.js index c91a916..623101c 100644 --- a/src/wallet.js +++ b/src/wallet.js @@ -329,7 +329,7 @@ Wallet.prototype.clearTransactions = function () { * Check to see if a pubKeyHash belongs to this wallet. */ Wallet.prototype.hasHash = function (hash) { - if (Bitcoin.Util.isArray(hash)) hash = conv.bytesToHex(hash); + if (util.isArray(hash)) hash = conv.bytesToHex(hash); // TODO: Just create an object with hashes as keys for faster lookup for (var k = 0; k < this.addressHashes.length; k++) { From 50f6333b0e8a96f0304e940ef0d99549bb961d68 Mon Sep 17 00:00:00 2001 From: vub Date: Tue, 8 Oct 2013 06:48:31 -0400 Subject: [PATCH 22/90] Changed i -> index in Transaction.prototype.sign --- bitcoinjs-min.js | 2 +- src/transaction.js | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index cf21616..f3581cf 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ !function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0; while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script; -if(address.version==0){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i Date: Tue, 8 Oct 2013 07:05:21 -0400 Subject: [PATCH 23/90] Added hash flipping to serialization and deserialization --- bitcoinjs-min.js | 2 +- src/transaction.js | 8 ++++---- 2 files changed, 5 insertions(+), 5 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index f3581cf..3b6d33a 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ !function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0; while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script; -if(address.version==0){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i Date: Tue, 8 Oct 2013 07:13:05 -0400 Subject: [PATCH 24/90] Fixed address object creation bug --- bitcoinjs-min.js | 4 ++-- src/address.js | 2 +- src/script.js | 2 +- 3 files changed, 4 insertions(+), 4 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index 3b6d33a..a1b2273 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ -!function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0; +!function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0; while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script; -if(address.version==0){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i Date: Tue, 8 Oct 2013 07:38:22 -0400 Subject: [PATCH 25/90] Made TransactionOut take numbers as input --- bitcoinjs-min.js | 2 +- src/transaction.js | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index a1b2273..ac8cae7 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ !function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0; while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script; -if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i Date: Tue, 8 Oct 2013 07:44:03 -0400 Subject: [PATCH 26/90] Fixed bytesToNum bug --- bitcoinjs-min.js | 2 +- src/util.js | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index ac8cae7..0523826 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ !function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0; while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script; -if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i Date: Tue, 8 Oct 2013 07:52:48 -0400 Subject: [PATCH 27/90] Let ECKeys be constructed from ECKeys --- bitcoinjs-min.js | 6 +++--- src/eckey.js | 2 ++ 2 files changed, 5 insertions(+), 3 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index 0523826..5f4372b 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ -!function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0; -while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script; -if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof ECKey){this.priv=input.priv}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b); +return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data); +this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i Date: Tue, 8 Oct 2013 13:41:20 -0400 Subject: [PATCH 28/90] Reversed txhash --- bitcoinjs-min.js | 2 +- src/transaction.js | 4 +++- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index 5f4372b..e91464a 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ !function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof ECKey){this.priv=input.priv}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b); return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data); -this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i Date: Tue, 8 Oct 2013 15:27:16 -0400 Subject: [PATCH 29/90] Fixed base64 encoding bug --- bitcoinjs-min.js | 2 +- src/convert.js | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index e91464a..69fab67 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ -!function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return Binary.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof ECKey){this.priv=input.priv}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b); +!function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return module.exports.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof ECKey){this.priv=input.priv}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b); return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data); this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i Date: Tue, 8 Oct 2013 15:28:48 -0400 Subject: [PATCH 30/90] Removed browser-native option (gave me a bad result) --- bitcoinjs-min.js | 6 +++--- src/convert.js | 4 ---- 2 files changed, 3 insertions(+), 7 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index 69fab67..32baf07 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ -!function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){if(typeof atob=="function")return module.exports.stringToBytes(atob(base64));base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof ECKey){this.priv=input.priv}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b); -return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data); -this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof ECKey){this.priv=input.priv}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true; +continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;if(!address.version){script.writeOp(Opcode.map.OP_DUP); +script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i Date: Thu, 10 Oct 2013 03:46:09 -0400 Subject: [PATCH 31/90] Hex private keys now work with Bitcoin.Key --- src/eckey.js | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/eckey.js b/src/eckey.js index cd699f9..e7e3c5b 100644 --- a/src/eckey.js +++ b/src/eckey.js @@ -43,7 +43,7 @@ var ECKey = function (input) { } else { // hex string? // Prepend zero byte to prevent interpretation as negative integer - this.priv = BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input)); + this.priv = BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input)); } } else if (input.constructor == [].constructor) { From 4d9130c937b6c1aeab28110436f2aabd4eb1288b Mon Sep 17 00:00:00 2001 From: vub Date: Thu, 10 Oct 2013 03:46:31 -0400 Subject: [PATCH 32/90] Added last commit to compile --- bitcoinjs-min.js | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index 32baf07..e59072e 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ -!function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof ECKey){this.priv=input.priv}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(Crypto.util.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true; -continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;if(!address.version){script.writeOp(Opcode.map.OP_DUP); +!function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof ECKey){this.priv=input.priv}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue +}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;if(!address.version){script.writeOp(Opcode.map.OP_DUP); script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i Date: Fri, 11 Oct 2013 13:19:44 -0400 Subject: [PATCH 33/90] bytesToString bugfix --- bitcoinjs-min.js | 4 ++-- src/convert.js | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index e59072e..f5f3196 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ -!function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(String.fromCharCode).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof ECKey){this.priv=input.priv}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue -}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;if(!address.version){script.writeOp(Opcode.map.OP_DUP); +!function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof ECKey){this.priv=input.priv}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true; +continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;if(!address.version){script.writeOp(Opcode.map.OP_DUP); script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i Date: Mon, 14 Oct 2013 07:41:21 -0400 Subject: [PATCH 34/90] Replaced bigints with plain integers for transaction values --- bitcoinjs-min.js | 2 +- src/bitcoin.js | 2 +- src/transaction.js | 114 +++++++++++++++++---------------------------- src/wallet.js | 21 ++++----- 4 files changed, 53 insertions(+), 86 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index f5f3196..4828c36 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ !function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof ECKey){this.priv=input.priv}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true; continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;if(!address.version){script.writeOp(Opcode.map.OP_DUP); -script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value.compareTo(BigInteger.ZERO)>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){var totalValue=BigInteger.ZERO;for(var j=0;j=0){return{sign:1,value:valueOut.subtract(valueIn)}}else{return{sign:-1,value:valueIn.subtract(valueOut)}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=0)break}if(availableValue.compareTo(txValue)<0){throw new Error("Insufficient funds.")}var changeValue=availableValue.subtract(txValue);var sendTx=new Transaction;for(i=0;i0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=txValue)break}if(availableValue0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i 0 && impact.value.compareTo(BigInteger.ZERO) > 0) { + if (impact.sign > 0 && impact.value > 0) { analysis.type = 'recv'; analysis.addr = new Address(firstMeRecvHash); } else if (allFromMe && allToMe) { @@ -356,12 +348,7 @@ Transaction.prototype.getDescription = function (wallet) { * Get the total amount of a transaction's outputs. */ Transaction.prototype.getTotalOutValue = function () { - var totalValue = BigInteger.ZERO; - for (var j = 0; j < this.outs.length; j++) { - var txout = this.outs[j]; - totalValue = totalValue.add(util.valueToBigInt(txout.value)); - } - return totalValue; + return this.outs.reduce(function(t,o) { return t + o.value },0); }; /** @@ -384,39 +371,31 @@ Transaction.prototype.getTotalOutValue = function () { * @returns Object Impact on wallet */ Transaction.prototype.calcImpact = function (wallet) { - if (!(wallet instanceof Wallet)) return BigInteger.ZERO; + if (!(wallet instanceof Wallet)) return 0; // Calculate credit to us from all outputs - var valueOut = BigInteger.ZERO; - for (var j = 0; j < this.outs.length; j++) { - var txout = this.outs[j]; - var hash = conv.bytesToHex(txout.script.simpleOutPubKeyHash()); - if (wallet.hasHash(hash)) { - valueOut = valueOut.add(util.valueToBigInt(txout.value)); - } - } - - // Calculate debit to us from all ins - var valueIn = BigInteger.ZERO; - for (var j = 0; j < this.ins.length; j++) { - var txin = this.ins[j]; - var hash = conv.bytesToHex(txin.script.simpleInPubKeyHash()); - if (wallet.hasHash(hash)) { - var fromTx = wallet.txIndex[txin.outpoint.hash]; - if (fromTx) { - valueIn = valueIn.add(conv.valueToBigInt(fromTx.outs[txin.outpoint.index].value)); - } - } - } - if (valueOut.compareTo(valueIn) >= 0) { + var valueOut = this.outs.filter(function(o) { + return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash())); + }) + .reduce(function(t,o) { return t+o.value },0); + + var valueIn = this.ins.filter(function(i) { + return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash())) + && wallet.txIndex[i.outpoint.hash]; + }) + .reduce(function(t,i) { + return t + wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value + },0); + + if (valueOut > valueIn) { return { sign: 1, - value: valueOut.subtract(valueIn) + value: valueOut - valueIn }; } else { return { sign: -1, - value: valueIn.subtract(valueOut) + value: valueIn - valueOut }; } }; @@ -466,7 +445,7 @@ Transaction.deserialize = function(buffer) { var outs = readVarInt(); for (var i = 0; i < outs; i++) { obj.outs.push({ - value: readBytes(8), + value: util.bytesToNum(readBytes(8)), script: new Script(readVarString()) }); } @@ -541,33 +520,26 @@ TransactionIn.prototype.clone = function () return newTxin; }; -var TransactionOut = function (data) -{ - if (data.script instanceof Script) { - this.script = data.script; - } else { - if (data.scriptPubKey) { - this.script = Script.fromScriptSig(data.scriptPubKey); - } - else { - this.script = new Script(data.script); - } - } - - if (util.isArray(data.value)) { - this.value = data.value; - } else if ("string" == typeof data.value || "number" == typeof data.value) { - var valueHex = (new BigInteger(""+data.value, 10)).toString(16); - while (valueHex.length < 16) valueHex = "0" + valueHex; - this.value = conv.hexToBytes(valueHex); - } +var TransactionOut = function (data) { + this.script = + data.script instanceof Script ? data.script + : util.isArray(data.script) ? new Script(data.script) + : typeof data.script == "string" ? new Script(conv.hexToBytes(data.script)) + : data.scriptPubKey ? Script.fromScriptSig(data.scriptPubKey) + : new Script(); + + this.value = + util.isArray(data.value) ? util.bytesToNum(data.value) + : "string" == typeof data.value ? parseInt(data.value) + : data.value instanceof BigInteger ? parseInt(data.value.toString()) + : data.value; }; TransactionOut.prototype.clone = function () { var newTxout = new TransactionOut({ script: this.script.clone(), - value: this.value.slice(0) + value: this.value }); return newTxout; }; diff --git a/src/wallet.js b/src/wallet.js index 623101c..abf1d27 100644 --- a/src/wallet.js +++ b/src/wallet.js @@ -264,32 +264,27 @@ Wallet.prototype.process = function (tx) { }; Wallet.prototype.getBalance = function () { - var balance = BigInteger.valueOf(0); - for (var i = 0; i < this.unspentOuts.length; i++) { - var txout = this.unspentOuts[i].out; - balance = balance.add(util.valueToBigInt(txout.value)); - } - return balance; + return this.unspentOuts.reduce(function(t,o) { return t + o.out.value },0); }; Wallet.prototype.createSend = function (address, sendValue, feeValue) { var selectedOuts = []; - var txValue = sendValue.add(feeValue); - var availableValue = BigInteger.ZERO; + var txValue = sendValue + feeValue; + var availableValue = 0; var i; for (i = 0; i < this.unspentOuts.length; i++) { var txout = this.unspentOuts[i]; selectedOuts.push(txout); - availableValue = availableValue.add(util.valueToBigInt(txout.out.value)); + availableValue += txout.out.value; - if (availableValue.compareTo(txValue) >= 0) break; + if (availableValue >= txValue) break; } - if (availableValue.compareTo(txValue) < 0) { + if (availableValue < txValue) { throw new Error('Insufficient funds.'); } - var changeValue = availableValue.subtract(txValue); + var changeValue = availableValue - txValue; var sendTx = new Transaction(); @@ -298,7 +293,7 @@ Wallet.prototype.createSend = function (address, sendValue, feeValue) { } sendTx.addOutput(address, sendValue); - if (changeValue.compareTo(BigInteger.ZERO) > 0) { + if (changeValue > 0) { sendTx.addOutput(this.getNextAddress(), changeValue); } From 917822541cada65763509a68c70180290f23421e Mon Sep 17 00:00:00 2001 From: vub Date: Tue, 15 Oct 2013 01:24:13 -0400 Subject: [PATCH 35/90] Fixed serialization bug --- bitcoinjs-min.js | 2 +- src/transaction.js | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index 4828c36..56e1ce1 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ !function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof ECKey){this.priv=input.priv}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true; continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;if(!address.version){script.writeOp(Opcode.map.OP_DUP); -script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=txValue)break}if(availableValue0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=txValue)break}if(availableValue0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i Date: Mon, 21 Oct 2013 14:00:31 -0400 Subject: [PATCH 36/90] Added sign with keys method to transaction and did lots of small cleanups --- bitcoinjs-min.js | 6 ++-- src/address.js | 37 +++++++++++---------- src/script.js | 75 +++++++++++++++++------------------------- src/transaction.js | 82 ++++++++++++++++++++++++++++++---------------- src/util.js | 3 ++ 5 files changed, 109 insertions(+), 94 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index 56e1ce1..b56310b 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ -!function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof ECKey){this.priv=input.priv}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true; -continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;if(!address.version){script.writeOp(Opcode.map.OP_DUP); -script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=txValue)break}if(availableValue0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof ECKey){this.priv=input.priv}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b); +return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script; +if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./eckey":8,"./jsbn/jsbn":11,"./script":17,"./util":19,"./wallet":20}],19:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},makeFilledArray:function(len,val){var array=[];var i=0;while(i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=txValue)break}if(availableValue0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i 0) this.address = this.script.toAddress(); + this.value = util.isArray(data.value) ? util.bytesToNum(data.value) : "string" == typeof data.value ? parseInt(data.value) @@ -547,4 +574,3 @@ TransactionOut.prototype.clone = function () module.exports.Transaction = Transaction; module.exports.TransactionIn = TransactionIn; module.exports.TransactionOut = TransactionOut; - diff --git a/src/util.js b/src/util.js index d287ee8..2b4c7d9 100644 --- a/src/util.js +++ b/src/util.js @@ -114,5 +114,8 @@ module.exports = { */ sha256ripe160: function (data) { return Crypto.RIPEMD160(Crypto.SHA256(data, {asBytes: true}), {asBytes: true}); + }, + error: function(msg) { + throw new Error(msg); } }; From 274112005f23b7f857400daaacebbc86aa33891b Mon Sep 17 00:00:00 2001 From: vub Date: Mon, 21 Oct 2013 14:07:38 -0400 Subject: [PATCH 37/90] Beefed up TransactionIn constructor --- bitcoinjs-min.js | 2 +- src/transaction.js | 39 +++++++++++++++++++++++---------------- 2 files changed, 24 insertions(+), 17 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index b56310b..727437d 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ !function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof ECKey){this.priv=input.priv}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b); return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script; -if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./eckey":8,"./jsbn/jsbn":11,"./script":17,"./util":19,"./wallet":20}],19:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},makeFilledArray:function(len,val){var array=[];var i=0;while(i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=txValue)break}if(availableValue0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i65){var args=arguments[0].split(":");return this.addInput(args[0],args[1])}else{this.ins.push(new TransactionIn({outpoint:{hash:tx.hash||tx,index:outIndex},script:new Script,sequence:4294967295}))}};Transaction.prototype.addOutput=function(address,value){if(arguments[0]instanceof TransactionOut){this.outs.push(arguments[0])}else{this.outs.push(new TransactionOut({value:value,script:Script.createOutputScript(address)}))}};var bytesToWords=function(bytes){for(var words=[],i=0,b=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./eckey":8,"./jsbn/jsbn":11,"./script":17,"./util":19,"./wallet":20}],19:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},makeFilledArray:function(len,val){var array=[];var i=0;while(i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=txValue)break}if(availableValue0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i 65) { + var args = arguments[0].split(':'); + return this.addInput(args[0], args[1]); + } + else { + this.ins.push(new TransactionIn({ + outpoint: { + hash: tx.hash || tx, + index: outIndex + }, + script: new Script(), + sequence: 4294967295 + })); + } }; /** From 335d0dcd9688a3a46ed99d2c27473ef43be0d2d4 Mon Sep 17 00:00:00 2001 From: vub Date: Mon, 21 Oct 2013 15:27:50 -0400 Subject: [PATCH 38/90] bugfix --- src/address.js | 6 +++++- src/script.js | 1 + 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/src/address.js b/src/address.js index 97df02a..9f701c8 100644 --- a/src/address.js +++ b/src/address.js @@ -14,7 +14,11 @@ var p2sh_types = { }; var Address = function (bytes, version) { - if (typeof bytes === 'string') { + if (arguments[0] instanceof Address) { + this.hash = arguments[0].hash; + this.version = arguments[0].version; + } + else if (typeof bytes === 'string') { this.hash = bytes.length <= 34 ? base58.checkDecode(bytes) : bytes.length <= 40 ? conv.hexToBytes(bytes) diff --git a/src/script.js b/src/script.js index 865e9ac..224ec79 100644 --- a/src/script.js +++ b/src/script.js @@ -296,6 +296,7 @@ Script.prototype.writeBytes = function (data) Script.createOutputScript = function (address) { var script = new Script(); + address = new Address(address); // Standard pay-to-pubkey-hash if (!address.version) { script.writeOp(Opcode.map.OP_DUP); From 45ec63d2f1b9e988f52562fe8258cb6fe4463854 Mon Sep 17 00:00:00 2001 From: vub Date: Mon, 21 Oct 2013 15:33:35 -0400 Subject: [PATCH 39/90] Whoops... --- src/transaction.js | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/transaction.js b/src/transaction.js index e2b5300..eeaa2ee 100644 --- a/src/transaction.js +++ b/src/transaction.js @@ -479,7 +479,7 @@ Transaction.prototype.sign = function(index, key, type) { Transaction.prototype.signWithKeys = function(keys, outputs, type) { type = type || SIGHASH_ALL; var addrdata = keys.map(function(key) { - key = new Bitcoin.Key(key); + key = new ECKey(key); return { key: key, address: key.getBitcoinAddress().toString() From a34bc9e2eadeb9aaf7feb67c07a5e77aa3549b0d Mon Sep 17 00:00:00 2001 From: vub Date: Sat, 2 Nov 2013 06:20:09 -0400 Subject: [PATCH 40/90] Many small improvements --- bitcoinjs-min.js | 6 ++--- src/eckey.js | 1 - src/script.js | 21 ++++++++--------- src/transaction.js | 56 +++++++++++++++++++++++++++------------------- 4 files changed, 45 insertions(+), 39 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index 727437d..a62292b 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ -!function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof ECKey){this.priv=input.priv}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b); -return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script; -if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i65){var args=arguments[0].split(":");return this.addInput(args[0],args[1])}else{this.ins.push(new TransactionIn({outpoint:{hash:tx.hash||tx,index:outIndex},script:new Script,sequence:4294967295}))}};Transaction.prototype.addOutput=function(address,value){if(arguments[0]instanceof TransactionOut){this.outs.push(arguments[0])}else{this.outs.push(new TransactionOut({value:value,script:Script.createOutputScript(address)}))}};var bytesToWords=function(bytes){for(var words=[],i=0,b=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./eckey":8,"./jsbn/jsbn":11,"./script":17,"./util":19,"./wallet":20}],19:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},makeFilledArray:function(len,val){var array=[];var i=0;while(i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=txValue)break}if(availableValue0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof ECKey){this.priv=input.priv}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4; +else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script; +address=new Address(address);if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i65){var args=arguments[0].split(":");return this.addInput(args[0],args[1])}else{this.ins.push(new TransactionIn({outpoint:{hash:tx.hash||tx,index:outIndex},script:new Script,sequence:4294967295}))}};Transaction.prototype.addOutput=function(address,value){if(arguments[0]instanceof TransactionOut){this.outs.push(arguments[0])}else{this.outs.push(new TransactionOut({value:value,script:Script.createOutputScript(address)}))}};var bytesToWords=function(bytes){for(var words=[],i=0,b=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){if(typeof buffer=="string"){buffer=conv.hexToBytes(buffer)}var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./eckey":8,"./jsbn/jsbn":11,"./script":17,"./util":19,"./wallet":20}],19:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},makeFilledArray:function(len,val){var array=[];var i=0;while(i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=txValue)break}if(availableValue0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i Date: Sat, 2 Nov 2013 06:51:27 -0400 Subject: [PATCH 41/90] Added a new way of adding an output to a transaction --- bitcoinjs-min.js | 2 +- src/transaction.js | 26 ++++++++++++++++---------- 2 files changed, 17 insertions(+), 11 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index a62292b..2d4f99d 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ !function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof ECKey){this.priv=input.priv}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4; else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script; -address=new Address(address);if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i65){var args=arguments[0].split(":");return this.addInput(args[0],args[1])}else{this.ins.push(new TransactionIn({outpoint:{hash:tx.hash||tx,index:outIndex},script:new Script,sequence:4294967295}))}};Transaction.prototype.addOutput=function(address,value){if(arguments[0]instanceof TransactionOut){this.outs.push(arguments[0])}else{this.outs.push(new TransactionOut({value:value,script:Script.createOutputScript(address)}))}};var bytesToWords=function(bytes){for(var words=[],i=0,b=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){if(typeof buffer=="string"){buffer=conv.hexToBytes(buffer)}var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./eckey":8,"./jsbn/jsbn":11,"./script":17,"./util":19,"./wallet":20}],19:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},makeFilledArray:function(len,val){var array=[];var i=0;while(i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=txValue)break}if(availableValue0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i65){var args=arguments[0].split(":");return this.addInput(args[0],args[1])}else{this.ins.push(new TransactionIn({outpoint:{hash:tx.hash||tx,index:outIndex},script:new Script,sequence:4294967295}))}};Transaction.prototype.addOutput=function(address,value){if(arguments[0]instanceof TransactionOut){this.outs.push(arguments[0]);return}if(arguments[0].indexOf(":")>=0){var args=arguments[0].split(":");address=args[0];value=parseInt(args[1])}this.outs.push(new TransactionOut({value:value,script:Script.createOutputScript(address)}))};var bytesToWords=function(bytes){for(var words=[],i=0,b=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){if(typeof buffer=="string"){buffer=conv.hexToBytes(buffer)}var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./eckey":8,"./jsbn/jsbn":11,"./script":17,"./util":19,"./wallet":20}],19:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},makeFilledArray:function(len,val){var array=[];var i=0;while(i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=txValue)break}if(availableValue0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i= 0) { + var args = arguments[0].split(':'); + address = args[0]; + value = parseInt(args[1]); + } + this.outs.push(new TransactionOut({ + value: value, + script: Script.createOutputScript(address) + })); }; // TODO(shtylman) crypto sha uses this also From 5e2a9f0c261486025116389abcc51dca4c5369e6 Mon Sep 17 00:00:00 2001 From: vub Date: Mon, 18 Nov 2013 23:47:56 -0500 Subject: [PATCH 42/90] Added BIP32 support --- bitcoinjs-min.js | 6 +- src/base58.js | 4 +- src/bip32.js | 139 +++++++++++++++++++++++ src/bitcoin.js | 165 --------------------------- src/convert.js | 2 +- src/crypto-js/crypto.js | 2 + src/crypto-js/hmac.js | 38 +++++++ src/crypto-js/sha256.js | 28 ++--- src/crypto-js/sha512.js | 240 ++++++++++++++++++++++++++++++++++++++++ src/eckey.js | 173 +++++++++++------------------ src/index.js | 1 + src/jsbn/ec.js | 33 ++++-- src/message.js | 4 +- src/script.js | 2 +- src/util.js | 18 ++- src/wallet.js | 2 +- 16 files changed, 545 insertions(+), 312 deletions(-) create mode 100644 src/bip32.js delete mode 100644 src/bitcoin.js create mode 100644 src/crypto-js/hmac.js create mode 100644 src/crypto-js/sha512.js diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index 2d4f99d..9b7d124 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ -!function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(Crypto.util.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(Crypto.util.hexToBytes(input))}},{"./convert":3,"./crypto-js/crypto":4,"./jsbn/jsbn":11}],3:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return Crypto.util.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],4:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":3,"./crypto":4}],6:[function(require,module,exports){var conv=require("../convert");var UTF8=require("./crypto").charenc.UTF8;var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var bytesToWords=function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=UTF8.stringToBytes(message)}var m=bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":8,"./jsbn/ec":10,"./jsbn/jsbn":11,"./jsbn/rng":13,"./jsbn/sec":14,"./util":19}],8:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else if(input instanceof ECKey){this.priv=input.priv}else if(input instanceof BigInteger){this.priv=input}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input);this.compressed=false}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(ECKey.decodeString(input));this.compressed=true}else{this.priv=BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input))}}else if(input.constructor==[].constructor){this.priv=BigInteger.fromByteArrayUnsigned(input)}};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.getExportedPrivateKey=function(){var hash=this.priv.toByteArrayUnsigned();while(hash.length<32)hash.unshift(0);hash.unshift(128);var checksum=Crypto.SHA256(Crypto.SHA256(hash,{asBytes:true}),{asBytes:true});var bytes=hash.concat(checksum.slice(0,4));return base58.encode(bytes)};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub)};ECKey.prototype.toString=function(format){if(format==="base58"){return base58.checkEncode(this.priv.toByteArrayUnsigned(),128)}else{return conv.bytesToHex(this.priv.toByteArrayUnsigned())}};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.decodeString=function(string){var bytes=base58.decode(string);if(bytes.length!==37&&bytes.length!==38){throw new Error("not a valid base58 encoded private key")}if(bytes[33]===1){}var hash=bytes.slice(0,33);var version=hash.shift();if(version!=128){throw"Version "+version+" not supported!"}return hash};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./jsbn/jsbn":11,"./jsbn/sec":14,"./util":19}],9:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(curve,enc){var type=enc[0];var dataLen=enc.length-1;var xBa=enc.slice(1,1+dataLen/2);var yBa=enc.slice(1+dataLen/2,1+dataLen);xBa.unshift(0);yBa.unshift(0);var x=new BigInteger(xBa);var y=new BigInteger(yBa);return new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":11}],11:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4; -else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script; -address=new Address(address);if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i65){var args=arguments[0].split(":");return this.addInput(args[0],args[1])}else{this.ins.push(new TransactionIn({outpoint:{hash:tx.hash||tx,index:outIndex},script:new Script,sequence:4294967295}))}};Transaction.prototype.addOutput=function(address,value){if(arguments[0]instanceof TransactionOut){this.outs.push(arguments[0]);return}if(arguments[0].indexOf(":")>=0){var args=arguments[0].split(":");address=args[0];value=parseInt(args[1])}this.outs.push(new TransactionOut({value:value,script:Script.createOutputScript(address)}))};var bytesToWords=function(bytes){for(var words=[],i=0,b=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){if(typeof buffer=="string"){buffer=conv.hexToBytes(buffer)}var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":3,"./crypto-js/crypto":4,"./ecdsa":7,"./eckey":8,"./jsbn/jsbn":11,"./script":17,"./util":19,"./wallet":20}],19:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},makeFilledArray:function(len,val){var array=[];var i=0;while(i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":4,"./jsbn/jsbn":11}],20:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=Crypto.util.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=txValue)break}if(availableValue0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(conv.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(conv.hexToBytes(input))}},{"./convert":4,"./crypto-js/crypto":5,"./jsbn/jsbn":14}],3:[function(require,module,exports){var Script=require("./script"),util=require("./util"),conv=require("./convert"),key=require("./eckey"),base58=require("./base58"),Crypto=require("./crypto-js/crypto"),ECPointFp=require("./jsbn/ec").ECPointFp,sec=require("./jsbn/sec"),ecparams=sec("secp256k1");var BIP32key=function(opts){if(!opts)opts={};if(typeof opts=="string"){try{opts=BIP32key.prototype.deserialize(opts)}catch(e){opts=BIP32key.prototype.fromMasterKey(opts)}}this.vbytes=opts.vbytes;this.depth=opts.depth;this.fingerprint=opts.fingerprint;this.i=opts.i;this.chaincode=opts.chaincode;this.key=opts.key;this.type=conv.bytesToString(this.vbytes)==PRIVDERIV?"priv":"pub";return this};var PRIVDERIV=BIP32key.PRIVDERIV="ˆ­ä";var PUBDERIV=BIP32key.PUBDERIV="ˆ²";BIP32key.prototype.deserialize=function(str){var bytes=base58.decode(str);var front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var type=conv.bytesToString(bytes.slice(0,4))==PRIVDERIV?"priv":"pub";return new BIP32key({type:type,vbytes:bytes.slice(0,4),depth:bytes[4],fingerprint:bytes.slice(5,9),i:util.bytesToNum(bytes.slice(9,13).reverse()),chaincode:bytes.slice(13,45),key:new key(type=="priv"?bytes.slice(46,78).concat([1]):bytes.slice(45,78))})};BIP32key.prototype.serialize=function(){var bytes=this.vbytes.concat([this.depth],this.fingerprint,util.numToBytes(this.i,4).reverse(),this.chaincode,this.type=="priv"?[0].concat(this.key.export("bytes").slice(0,32)):this.key);var checksum=Crypto.SHA256(Crypto.SHA256(bytes,{asBytes:true}),{asBytes:true}).slice(0,4);return base58.encode(bytes.concat(checksum))};BIP32key.prototype.ckd=function(i){var priv,pub,newkey,fingerprint,blob,I;if(this.type=="priv"){priv=this.key.export("bytes");pub=this.key.getPub()}else pub=this.key;if(i>=2147483648){if(this.priv)throw new Error("Can't do private derivation on public key!");blob=[0].concat(priv.slice(0,32),util.numToBytes(this.i,4).reverse())}else blob=pub.concat(util.numToBytes(this.i,4).reverse());I=Crypto.HMAC(Crypto.SHA512,blob,this.chaincode,{asBytes:true});if(this.type=="priv"){Ikey=Bitcoin.BigInteger.fromByteArrayUnsigned(I.slice(0,32));newkey=new key(this.key.priv.add(Ikey));newkey.compressed=true;fingerprint=util.sha256ripe160(this.key.getPub()).slice(0,4)}else{newkey=ECPointFp.decodeFrom(ecparams.getCurve(),this.key).add(new key(I.slice(0,32).concat([1])).getPubPoint()).getEncoded(true);fingerprint=util.sha256ripe160(this.key).slice(0,4)}return new BIP32key({vbytes:this.vbytes,type:this.type,depth:this.depth+1,fingerprint:fingerprint,i:i,chaincode:I.slice(32),key:newkey})};BIP32key.prototype.clone=function(){return new BIP32key(this)};BIP32key.prototype.privtopub=BIP32key.prototype.getPub=function(){if(this.type=="pub")return this.clone();return new BIP32key({vbytes:conv.stringToBytes(PUBDERIV),type:"pub",depth:this.depth,fingerprint:this.fingerprint,i:this.i,chaincode:this.chaincode,key:this.key.getPub()})};BIP32key.prototype.fromMasterKey=function(seed){var I=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA512,seed,"Bitcoin seed",{asBytes:true});return new BIP32key({vbytes:conv.stringToBytes(PRIVDERIV),type:"priv",depth:0,fingerprint:[0,0,0,0],i:0,chaincode:I.slice(32),key:new key(I.slice(0,32).concat([1]))})};BIP32key.prototype.getKey=function(){return this.key};module.exports=BIP32key},{"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./eckey":11,"./jsbn/ec":13,"./jsbn/sec":17,"./script":20,"./util":22}],4:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return module.exports.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],5:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;ihasher._blocksize)key=hasher(key,{asBytes:true});var okey=key.slice(0),ikey=key.slice(0);for(var i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":4,"./crypto":5}],8:[function(require,module,exports){var conv=require("../convert"),util=require("../util");var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i>>1|gamma0xl<<31)^(gamma0xh>>>8|gamma0xl<<24)^gamma0xh>>>7;var gamma0l=(gamma0xl>>>1|gamma0xh<<31)^(gamma0xl>>>8|gamma0xh<<24)^(gamma0xl>>>7|gamma0xh<<25);var gamma1x=W[i-2];var gamma1xh=gamma1x[0];var gamma1xl=gamma1x[1];var gamma1h=(gamma1xh>>>19|gamma1xl<<13)^(gamma1xh<<3|gamma1xl>>>29)^gamma1xh>>>6;var gamma1l=(gamma1xl>>>19|gamma1xh<<13)^(gamma1xl<<3|gamma1xh>>>29)^(gamma1xl>>>6|gamma1xh<<26);var Wi7=W[i-7];var Wi7h=Wi7[0];var Wi7l=Wi7[1];var Wi16=W[i-16];var Wi16h=Wi16[0];var Wi16l=Wi16[1];var Wil=gamma0l+Wi7l;var Wih=gamma0h+Wi7h+(Wil>>>0>>0?1:0);var Wil=Wil+gamma1l;var Wih=Wih+gamma1h+(Wil>>>0>>0?1:0);var Wil=Wil+Wi16l;var Wih=Wih+Wi16h+(Wil>>>0>>0?1:0);Wi[0]=Wih;Wi[1]=Wil}var chh=eh&fh^~eh&gh;var chl=el&fl^~el≷var majh=ah&bh^ah&ch^bh&ch;var majl=al&bl^al&cl^bl&cl;var sigma0h=(ah>>>28|al<<4)^(ah<<30|al>>>2)^(ah<<25|al>>>7);var sigma0l=(al>>>28|ah<<4)^(al<<30|ah>>>2)^(al<<25|ah>>>7);var sigma1h=(eh>>>14|el<<18)^(eh>>>18|el<<14)^(eh<<23|el>>>9);var sigma1l=(el>>>14|eh<<18)^(el>>>18|eh<<14)^(el<<23|eh>>>9);var Ki=K[i];var Kih=Ki[0];var Kil=Ki[1];var t1l=hl+sigma1l;var t1h=hh+sigma1h+(t1l>>>0>>0?1:0);var t1l=t1l+chl;var t1h=t1h+chh+(t1l>>>0>>0?1:0);var t1l=t1l+Kil;var t1h=t1h+Kih+(t1l>>>0>>0?1:0);var t1l=t1l+Wil;var t1h=t1h+Wih+(t1l>>>0>>0?1:0);var t2l=sigma0l+majl;var t2h=sigma0h+majh+(t2l>>>0>>0?1:0);hh=gh;hl=gl;gh=fh;gl=fl;fh=eh;fl=el;el=dl+t1l|0;eh=dh+t1h+(el>>>0
    >>0?1:0)|0;dh=ch;dl=cl;ch=bh;cl=bl;bh=ah;bl=al;al=t1l+t2l|0;ah=t1h+t2h+(al>>>0>>0?1:0)|0}H0l=H0[1]=H0l+al;H0[0]=H0h+ah+(H0l>>>0>>0?1:0);H1l=H1[1]=H1l+bl;H1[0]=H1h+bh+(H1l>>>0>>0?1:0);H2l=H2[1]=H2l+cl;H2[0]=H2h+ch+(H2l>>>0>>0?1:0);H3l=H3[1]=H3l+dl;H3[0]=H3h+dh+(H3l>>>0
    >>0?1:0);H4l=H4[1]=H4l+el;H4[0]=H4h+eh+(H4l>>>0>>0?1:0);H5l=H5[1]=H5l+fl;H5[0]=H5h+fh+(H5l>>>0>>0?1:0);H6l=H6[1]=H6l+gl;H6[0]=H6h+gh+(H6l>>>0>>0?1:0);H7l=H7[1]=H7l+hl;H7[0]=H7h+hh+(H7l>>>0>>0?1:0);return H};module.exports=function(message,options){var H=[[1779033703,4089235720],[3144134277,2227873595],[1013904242,4271175723],[2773480762,1595750129],[1359893119,2917565137],[2600822924,725511199],[528734635,4215389547],[1541459225,327033209]];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>10<<5)+31]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":11,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/rng":16,"./jsbn/sec":17,"./util":22}],11:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ECPointFp=require("./jsbn/ec").ECPointFp;var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else this.import(input)};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub);this.compressed=pub[0]<4;return this};ECKey.prototype.export=function(format){var bytes=this.priv.toByteArrayUnsigned();if(this.compressed)bytes.push(1);return format==="base58"?base58.checkEncode(bytes,128):format==="bin"?conv.bytesToString(bytes):format==="bytes"?bytes:format==="hex"?conv.bytesToHex(bytes):bytes};ECKey.prototype.getExportedPrivateKey=ECKey.prototype.export;ECKey.prototype.toString=function(format){return""+this.export(format)};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.prototype.import=function(input){if(input instanceof ECKey){this.priv=input.priv;this.compressed=input.compressed}else if(input instanceof BigInteger){this.priv=input;this.compressed=ECKey.compressByDefault}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input.slice(0,32));this.compressed=input.length==33}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(base58.checkDecode(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(base58.checkDecode(input));this.compressed=true}else if(input.length>=64){this.priv=BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input.slice(0,64)));this.compressed=input.length==66}}};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/sec":17,"./util":22}],12:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(ecparams,enc){var type=enc[0];var dataLen=enc.length-1;if(type==4){var xBa=enc.slice(1,1+dataLen/2),yBa=enc.slice(1+dataLen/2,1+dataLen),x=BigInteger.fromByteArrayUnsigned(xBa),y=BigInteger.fromByteArrayUnsigned(yBa)}else{var xBa=enc.slice(1),x=BigInteger.fromByteArrayUnsigned(xBa),p=ecparams.getQ(),xCubedPlus7=x.multiply(x).multiply(x).add(new Bitcoin.BigInteger("7")).mod(p),pPlus1Over4=p.add(new Bitcoin.BigInteger("1")).divide(new Bitcoin.BigInteger("4")),y=xCubedPlus7.modPow(pPlus1Over4,p);if(y.mod(new Bitcoin.BigInteger("2")).toString()!=""+type%2){y=p.subtract(y)}}return new ECPointFp(ecparams,ecparams.fromBigInteger(x),ecparams.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":14,"./sec":17}],14:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;address=new Address(address);if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i65){var args=arguments[0].split(":");return this.addInput(args[0],args[1])}else{this.ins.push(new TransactionIn({outpoint:{hash:tx.hash||tx,index:outIndex},script:new Script,sequence:4294967295}))}};Transaction.prototype.addOutput=function(address,value){if(arguments[0]instanceof TransactionOut){this.outs.push(arguments[0]);return}if(arguments[0].indexOf(":")>=0){var args=arguments[0].split(":");address=args[0];value=parseInt(args[1])}this.outs.push(new TransactionOut({value:value,script:Script.createOutputScript(address)}))};var bytesToWords=function(bytes){for(var words=[],i=0,b=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){if(typeof buffer=="string"){buffer=conv.hexToBytes(buffer)}var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./eckey":11,"./jsbn/jsbn":14,"./script":20,"./util":22,"./wallet":23}],22:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},makeFilledArray:function(len,val){var array=[];var i=0;while(i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},bytesToWords:function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words},wordsToBytes:function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":5,"./jsbn/jsbn":14}],23:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=conv.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=txValue)break}if(availableValue0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i= 2147483648) { + if (this.priv) throw new Error("Can't do private derivation on public key!") + blob = [0].concat(priv.slice(0,32),util.numToBytes(this.i,4).reverse()) + } + else blob = pub.concat(util.numToBytes(this.i,4).reverse()) + + I = Crypto.HMAC(Crypto.SHA512,blob,this.chaincode,{ asBytes: true }) + + if (this.type == 'priv') { + Ikey = Bitcoin.BigInteger.fromByteArrayUnsigned(I.slice(0,32)) + newkey = new key(this.key.priv.add(Ikey)) + newkey.compressed = true + fingerprint = util.sha256ripe160(this.key.getPub()).slice(0,4) + } + else { + newkey = ECPointFp.decodeFrom(ecparams.getCurve(),this.key) + .add(new key(I.slice(0,32).concat([1])).getPubPoint()) + .getEncoded(true); + fingerprint = util.sha256ripe160(this.key).slice(0,4) + } + return new BIP32key({ + vbytes: this.vbytes, + type: this.type, + depth: this.depth + 1, + fingerprint: fingerprint, + i: i, + chaincode: I.slice(32), + key: newkey + }) +} + +BIP32key.prototype.clone = function() { + return new BIP32key(this); +} + +BIP32key.prototype.privtopub = BIP32key.prototype.getPub = function() { + if (this.type == 'pub') return this.clone() + return new BIP32key({ + vbytes: conv.stringToBytes(PUBDERIV), + type: 'pub', + depth: this.depth, + fingerprint: this.fingerprint, + i: this.i, + chaincode: this.chaincode, + key: this.key.getPub() + }) +} + +BIP32key.prototype.fromMasterKey = function(seed) { + var I = Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA512,seed,"Bitcoin seed",{ asBytes: true }) + return new BIP32key({ + vbytes: conv.stringToBytes(PRIVDERIV), + type: 'priv', + depth: 0, + fingerprint: [0,0,0,0], + i: 0, + chaincode: I.slice(32), + key: new key(I.slice(0,32).concat([1])) + }) +} + +BIP32key.prototype.getKey = function() { return this.key } + +module.exports = BIP32key; diff --git a/src/bitcoin.js b/src/bitcoin.js deleted file mode 100644 index 8789467..0000000 --- a/src/bitcoin.js +++ /dev/null @@ -1,165 +0,0 @@ -/* - function makeKeypair() - { - // Generate private key - var n = ecparams.getN(); - var n1 = n.subtract(BigInteger.ONE); - var r = new BigInteger(n.bitLength(), rng); - - var privateKey = r.mod(n1).add(BigInteger.ONE); - - // Generate public key - var G = ecparams.getG(); - var publicPoint = G.multiply(privateKey); - - return {priv: privateKey, pubkey: publicPoint}; - }; - - function serializeTransaction(tx) - { - var buffer = []; - buffer = buffer.concat(Crypto.util.wordsToBytes([parseInt(tx.version)])); - buffer = buffer.concat(numToVarInt(tx.ins.length)); - for (var i = 0; i < tx.ins.length; i++) { - var txin = tx.ins[i]; - buffer = buffer.concat(Crypto.util.hexToBytes(txin.outpoint.hash)); - buffer = buffer.concat(Crypto.util.wordsToBytes([parseInt(txin.index)])); - var scriptBytes = Crypto.util.hexToBytes(txin.script); - buffer = buffer.concat(numToVarInt(scriptBytes.length)); - buffer = buffer.concat(scriptBytes); - buffer = buffer.concat(Crypto.util.wordsToBytes([parseInt(txin.sequence)])); - } - buffer = buffer.concat(numToVarInt(tx.outs.length)); - for (var i = 0; i < tx.outs.length; i++) { - var txout = tx.outs[i]; - var valueHex = txout.value.toString(16); - while (valueHex.length < 16) valueHex = "0" + valueHex; - buffer = buffer.concat(Crypto.util.hexToBytes(valueHex)); - var scriptBytes = Crypto.util.hexToBytes(txout.script); - buffer = buffer.concat(numToVarInt(scriptBytes.length)); - buffer = buffer.concat(scriptBytes); - } - buffer = buffer.concat(Crypto.util.wordsToBytes([parseInt(tx.lock_time)])); - - return buffer; - }; - - var OP_CODESEPARATOR = 171; - - var SIGHASH_ALL = 1; - var SIGHASH_NONE = 2; - var SIGHASH_SINGLE = 3; - var SIGHASH_ANYONECANPAY = 80; - - function hashTransactionForSignature(scriptCode, tx, inIndex, hashType) - { - // TODO: We need to actually deep copy here - var txTmp = tx; - - // In case concatenating two scripts ends up with two codeseparators, - // or an extra one at the end, this prevents all those possible incompatibilities. - scriptCode = scriptCode.filter(function (val) { - return val !== OP_CODESEPARATOR; - }); - - // Blank out other inputs' signatures - for (var i = 0; i < txTmp.ins.length; i++) { - txTmp.ins[i].script = Crypto.util.bytesToHex([]); - } - txTmp.ins[inIndex].script = Crypto.util.bytesToHex(scriptCode); - - // Blank out some of the outputs - if ((hashType & 0x1f) == SIGHASH_NONE) { - txTmp.outs = []; - - // Let the others update at will - for (var i = 0; i < txTmp.ins.length; i++) - if (i != inIndex) - txTmp.ins[i].sequence = 0; - } else if ((hashType & 0x1f) == SIGHASH_SINGLE) { - // TODO: Implement - } - - // Blank out other inputs completely, not recommended for open transactions - if (hashType & SIGHASH_ANYONECANPAY) { - txTmp.ins = [txTmp.ins[inIndex]]; - } - - var buffer = serializeTransaction(txTmp); - - buffer.concat(Crypto.util.wordsToBytes([parseInt(hashType)])); - - console.log(buffer); - - return Crypto.SHA256(Crypto.SHA256(buffer, {asBytes: true}), {asBytes: true}); - }; - - function verifyTransactionSignature(tx) { - var hash = hashTransactionForSignature([], tx, 0, 0); - return Crypto.util.bytesToHex(hash); - }; - - function numToVarInt(i) - { - // TODO: THIS IS TOTALLY UNTESTED! - if (i < 0xfd) { - // unsigned char - return [i]; - } else if (i <= 1<<16) { - // unsigned short (LE) - return [0xfd, i >>> 8, i & 255]; - } else if (i <= 1<<32) { - // unsigned int (LE) - return [0xfe].concat(Crypto.util.wordsToBytes([i])); - } else { - // unsigned long long (LE) - return [0xff].concat(Crypto.util.wordsToBytes([i >>> 32, i])); - } - }; - - var testTx = { - "version":"1", - "lock_time":"0", - "block": { - "hash":"N/A", - "height":115806 - }, - "index":6, - "hash":"WUFzjKubG1kqfJWMb4qZdlhU2F3l5NGXN7AUg8Jwl14=", - "ins":[{ - "outpoint":{ - "hash":"nqcbMM1oRhfLdZga11q7x0CpUMujm+vtxHXO9V0gnwE=", - "index":0 - }, - "script":"RzBEAiB2XXkx1pca9SlfCmCGNUVf+h2sAFBttcxG1VnypIcvEgIgXrOp7LSdYBYp3nPsQAz8BOLD3K4pAlXfZImP1rkzk2EBQQRi7NcODzNfnVqLtG79Axp5UF6EhFIhCmzqKqssfKpfCIOmzCuXEeDFUFvFzeGLJx5N+wp2qRS1TqYezGD3yERk", - "sequence":4294967295 - }], - "outs":[{ - "value":"3000000000", - "script":"dqkUBLZwqhAPRVgZvwI8MN5gLHbU8NOIrA==" - },{ - "value":"25937000000", - "script":"dqkUQ82gJ0O5vOBg6yK5/yorLLV5zLKIrA==" - }] - }; - - TODO: Make this stuff into test cases ;) - $(function () { - var key = new Bitcoin.ECKey(Crypto.util.hexToBytes("5c0b98e524ad188ddef35dc6abba13c34a351a05409e5d285403718b93336a4a")); - key = new Bitcoin.ECKey(Crypto.util.hexToBytes("180cb41c7c600be951b5d3d0a7334acc7506173875834f7a6c4c786a28fcbb19")); - //console.log(key.getBitcoinAddress().toString()); - //var message = Crypto.util.hexToBytes("2aec28d323ee7b06a799d540d224b351161fe48967174ca5e43164e86137da11"); - //message = [0]; - //var out = key.sign(message); - //console.log("pubkey: "+Crypto.util.bytesToHex(key.getPub())); - //console.log("sig: "+Crypto.util.bytesToHex(out)); - - //console.log(key.verify(message, out)); - - //console.log(Bitcoin.ECDSA.verify(message, Crypto.util.hexToBytes("3046022100dffbc26774fc841bbe1c1362fd643609c6e42dcb274763476d87af2c0597e89e022100c59e3c13b96b316cae9fa0ab0260612c7a133a6fe2b3445b6bf80b3123bf274d"), Crypto.util.hexToBytes("0401de173aa944eacf7e44e5073baca93fb34fe4b7897a1c82c92dfdc8a1f75ef58cd1b06e8052096980cb6e1ad6d3df143c34b3d7394bae2782a4df570554c2fb"))); - - //console.log(Bitcoin.ECDSA.verify(Crypto.util.hexToBytes("230aba77ccde46bb17fcb0295a92c0cc42a6ea9f439aaadeb0094625f49e6ed8"), Crypto.util.hexToBytes("3046022100a3ee5408f0003d8ef00ff2e0537f54ba09771626ff70dca1f01296b05c510e85022100d4dc70a5bb50685b65833a97e536909a6951dd247a2fdbde6688c33ba6d6407501"),Crypto.util.hexToBytes("04a19c1f07c7a0868d86dbb37510305843cc730eb3bea8a99d92131f44950cecd923788419bfef2f635fad621d753f30d4b4b63b29da44b4f3d92db974537ad5a4"))); - //console.log(Bitcoin.ECDSA.verify(Crypto.util.hexToBytes("c2c75bb77d7a5acddceb1d45ceef58e7451fd0d3abc9d4c16df7848eefafe00d"), Crypto.util.hexToBytes("3045022100ff9362dadcbf1f6ef954bc8eb27144bbb4f49abd32be1eb04c311151dcf4bcf802205112c2ca6a25aefb8be98bf460c5a9056c01253f31e118d80b81ec9604e3201a01"),Crypto.util.hexToBytes("04fe62ce7892ec209310c176ef7f06565865e286e8699e884603657efa9aa51086785099d544d4e04f1f7b4b065205c1783fade8daf4ba1e0d1962292e8eb722cd"))); - }); - // -*/ diff --git a/src/convert.js b/src/convert.js index 40e11f6..0079145 100644 --- a/src/convert.js +++ b/src/convert.js @@ -51,7 +51,7 @@ module.exports.base64ToBytes = function(base64) { // Hex only (allowing bin would be potentially risky, as 01010101 = \x01 * 4 or 85) module.exports.coerceToBytes = function(input) { - if (typeof input == "string") return Crypto.util.hexToBytes(input); + if (typeof input == "string") return module.exports.hexToBytes(input); return input; } diff --git a/src/crypto-js/crypto.js b/src/crypto-js/crypto.js index 68ab38b..da96cb1 100644 --- a/src/crypto-js/crypto.js +++ b/src/crypto-js/crypto.js @@ -61,4 +61,6 @@ var Binary = charenc.Binary = { }; module.exports.SHA256 = require('./sha256'); +module.exports.SHA512 = require('./sha512'); module.exports.RIPEMD160 = require('./ripemd160'); +module.exports.HMAC = require('./hmac'); diff --git a/src/crypto-js/hmac.js b/src/crypto-js/hmac.js new file mode 100644 index 0000000..d849992 --- /dev/null +++ b/src/crypto-js/hmac.js @@ -0,0 +1,38 @@ +/*! + * Crypto-JS v2.0.0 + * http://code.google.com/p/crypto-js/ + * Copyright (c) 2009, Jeff Mott. All rights reserved. + * http://code.google.com/p/crypto-js/wiki/License + */ + +var conv = require('../convert'), + util = require('../util'); + +// Shortcuts + +module.exports = function (hasher, message, key, options) { + + // Convert to byte arrays + if (message.constructor == String) message = conv.stringToBytes(message); + if (key.constructor == String) key = conv.stringToBytes(key); + /* else, assume byte arrays already */ + + // Allow arbitrary length keys + if (key.length > hasher._blocksize) + key = hasher(key, { asBytes: true }); + + // XOR keys with pad constants + var okey = key.slice(0), + ikey = key.slice(0); + for (var i = 0; i < hasher._blocksize; i++) { + okey[i] ^= 0x5C; + ikey[i] ^= 0x36; + } + + var hmacbytes = hasher(okey.concat(hasher(ikey.concat(message), { asBytes: true })), { asBytes: true }); + + return options && options.asBytes ? hmacbytes : + options && options.asString ? conv.bytesToString(hmacbytes) : + conv.bytesToHex(hmacbytes); + +}; diff --git a/src/crypto-js/sha256.js b/src/crypto-js/sha256.js index b9ecb4d..ce9f87b 100644 --- a/src/crypto-js/sha256.js +++ b/src/crypto-js/sha256.js @@ -5,8 +5,8 @@ code.google.com/p/crypto-js code.google.com/p/crypto-js/wiki/License */ -var conv = require('../convert'); -var UTF8 = require('./crypto').charenc.UTF8; +var conv = require('../convert'), + util = require('../util'); // Initialization round constants tables var K = []; @@ -40,22 +40,6 @@ var K = []; } }()); -var bytesToWords = function (bytes) { - var words = []; - for (var i = 0, b = 0; i < bytes.length; i++, b += 8) { - words[b >>> 5] |= bytes[i] << (24 - b % 32); - } - return words; -}; - -var wordsToBytes = function (words) { - var bytes = []; - for (var b = 0; b < words.length * 32; b += 8) { - bytes.push((words[b >>> 5] >>> (24 - b % 32)) & 0xFF); - } - return bytes; -}; - // Reusable object var W = []; @@ -128,10 +112,10 @@ module.exports = function(message, options) {; 0x510E527F, 0x9B05688C, 0x1F83D9AB, 0x5BE0CD19 ]; if (message.constructor === String) { - message = UTF8.stringToBytes(message); + message = conv.stringToBytes(message); } - var m = bytesToWords(message); + var m = util.bytesToWords(message); var l = message.length * 8; m[l >> 5] |= 0x80 << (24 - l % 32); @@ -141,8 +125,10 @@ module.exports = function(message, options) {; processBlock(H, m, i); } - var digestbytes = wordsToBytes(H); + var digestbytes = util.wordsToBytes(H); return options && options.asBytes ? digestbytes : options && options.asString ? Binary.bytesToString(digestbytes) : conv.bytesToHex(digestbytes); }; + +module.exports._blocksize = 64 diff --git a/src/crypto-js/sha512.js b/src/crypto-js/sha512.js new file mode 100644 index 0000000..42dd446 --- /dev/null +++ b/src/crypto-js/sha512.js @@ -0,0 +1,240 @@ + +var conv = require('../convert'); +var util = require('../util'); + + var K = [ + [0x428a2f98, 0xd728ae22], [0x71374491, 0x23ef65cd], + [0xb5c0fbcf, 0xec4d3b2f], [0xe9b5dba5, 0x8189dbbc], + [0x3956c25b, 0xf348b538], [0x59f111f1, 0xb605d019], + [0x923f82a4, 0xaf194f9b], [0xab1c5ed5, 0xda6d8118], + [0xd807aa98, 0xa3030242], [0x12835b01, 0x45706fbe], + [0x243185be, 0x4ee4b28c], [0x550c7dc3, 0xd5ffb4e2], + [0x72be5d74, 0xf27b896f], [0x80deb1fe, 0x3b1696b1], + [0x9bdc06a7, 0x25c71235], [0xc19bf174, 0xcf692694], + [0xe49b69c1, 0x9ef14ad2], [0xefbe4786, 0x384f25e3], + [0x0fc19dc6, 0x8b8cd5b5], [0x240ca1cc, 0x77ac9c65], + [0x2de92c6f, 0x592b0275], [0x4a7484aa, 0x6ea6e483], + [0x5cb0a9dc, 0xbd41fbd4], [0x76f988da, 0x831153b5], + [0x983e5152, 0xee66dfab], [0xa831c66d, 0x2db43210], + [0xb00327c8, 0x98fb213f], [0xbf597fc7, 0xbeef0ee4], + [0xc6e00bf3, 0x3da88fc2], [0xd5a79147, 0x930aa725], + [0x06ca6351, 0xe003826f], [0x14292967, 0x0a0e6e70], + [0x27b70a85, 0x46d22ffc], [0x2e1b2138, 0x5c26c926], + [0x4d2c6dfc, 0x5ac42aed], [0x53380d13, 0x9d95b3df], + [0x650a7354, 0x8baf63de], [0x766a0abb, 0x3c77b2a8], + [0x81c2c92e, 0x47edaee6], [0x92722c85, 0x1482353b], + [0xa2bfe8a1, 0x4cf10364], [0xa81a664b, 0xbc423001], + [0xc24b8b70, 0xd0f89791], [0xc76c51a3, 0x0654be30], + [0xd192e819, 0xd6ef5218], [0xd6990624, 0x5565a910], + [0xf40e3585, 0x5771202a], [0x106aa070, 0x32bbd1b8], + [0x19a4c116, 0xb8d2d0c8], [0x1e376c08, 0x5141ab53], + [0x2748774c, 0xdf8eeb99], [0x34b0bcb5, 0xe19b48a8], + [0x391c0cb3, 0xc5c95a63], [0x4ed8aa4a, 0xe3418acb], + [0x5b9cca4f, 0x7763e373], [0x682e6ff3, 0xd6b2b8a3], + [0x748f82ee, 0x5defb2fc], [0x78a5636f, 0x43172f60], + [0x84c87814, 0xa1f0ab72], [0x8cc70208, 0x1a6439ec], + [0x90befffa, 0x23631e28], [0xa4506ceb, 0xde82bde9], + [0xbef9a3f7, 0xb2c67915], [0xc67178f2, 0xe372532b], + [0xca273ece, 0xea26619c], [0xd186b8c7, 0x21c0c207], + [0xeada7dd6, 0xcde0eb1e], [0xf57d4f7f, 0xee6ed178], + [0x06f067aa, 0x72176fba], [0x0a637dc5, 0xa2c898a6], + [0x113f9804, 0xbef90dae], [0x1b710b35, 0x131c471b], + [0x28db77f5, 0x23047d84], [0x32caab7b, 0x40c72493], + [0x3c9ebe0a, 0x15c9bebc], [0x431d67c4, 0x9c100d4c], + [0x4cc5d4be, 0xcb3e42b6], [0x597f299c, 0xfc657e2a], + [0x5fcb6fab, 0x3ad6faec], [0x6c44198c, 0x4a475817] + ]; + // Reusable objects + var W = []; + for (var i = 0; i < 80; i++) W.push([0,0]) + + /** + * SHA-512 hash algorithm. + */ + var processBlock = function (H, M, offset) { + // Shortcuts + var H0 = H[0]; + var H1 = H[1]; + var H2 = H[2]; + var H3 = H[3]; + var H4 = H[4]; + var H5 = H[5]; + var H6 = H[6]; + var H7 = H[7]; + + var H0h = H0[0]; + var H0l = H0[1]; + var H1h = H1[0]; + var H1l = H1[1]; + var H2h = H2[0]; + var H2l = H2[1]; + var H3h = H3[0]; + var H3l = H3[1]; + var H4h = H4[0]; + var H4l = H4[1]; + var H5h = H5[0]; + var H5l = H5[1]; + var H6h = H6[0]; + var H6l = H6[1]; + var H7h = H7[0]; + var H7l = H7[1]; + + // Working variables + var ah = H0h; + var al = H0l; + var bh = H1h; + var bl = H1l; + var ch = H2h; + var cl = H2l; + var dh = H3h; + var dl = H3l; + var eh = H4h; + var el = H4l; + var fh = H5h; + var fl = H5l; + var gh = H6h; + var gl = H6l; + var hh = H7h; + var hl = H7l; + + // Rounds + for (var i = 0; i < 80; i++) { + // Shortcut + var Wi = W[i]; + + // Extend message + if (i < 16) { + var Wih = Wi[0] = M[offset + i * 2] | 0; + var Wil = Wi[1] = M[offset + i * 2 + 1] | 0; + } else { + // Gamma0 + var gamma0x = W[i - 15]; + var gamma0xh = gamma0x[0]; + var gamma0xl = gamma0x[1]; + var gamma0h = ((gamma0xh >>> 1) | (gamma0xl << 31)) ^ ((gamma0xh >>> 8) | (gamma0xl << 24)) ^ (gamma0xh >>> 7); + var gamma0l = ((gamma0xl >>> 1) | (gamma0xh << 31)) ^ ((gamma0xl >>> 8) | (gamma0xh << 24)) ^ ((gamma0xl >>> 7) | (gamma0xh << 25)); + + // Gamma1 + var gamma1x = W[i - 2]; + var gamma1xh = gamma1x[0]; + var gamma1xl = gamma1x[1]; + var gamma1h = ((gamma1xh >>> 19) | (gamma1xl << 13)) ^ ((gamma1xh << 3) | (gamma1xl >>> 29)) ^ (gamma1xh >>> 6); + var gamma1l = ((gamma1xl >>> 19) | (gamma1xh << 13)) ^ ((gamma1xl << 3) | (gamma1xh >>> 29)) ^ ((gamma1xl >>> 6) | (gamma1xh << 26)); + + // W[i] = gamma0 + W[i - 7] + gamma1 + W[i - 16] + var Wi7 = W[i - 7]; + var Wi7h = Wi7[0]; + var Wi7l = Wi7[1]; + + var Wi16 = W[i - 16]; + var Wi16h = Wi16[0]; + var Wi16l = Wi16[1]; + + var Wil = gamma0l + Wi7l; + var Wih = gamma0h + Wi7h + ((Wil >>> 0) < (gamma0l >>> 0) ? 1 : 0); + var Wil = Wil + gamma1l; + var Wih = Wih + gamma1h + ((Wil >>> 0) < (gamma1l >>> 0) ? 1 : 0); + var Wil = Wil + Wi16l; + var Wih = Wih + Wi16h + ((Wil >>> 0) < (Wi16l >>> 0) ? 1 : 0); + + Wi[0] = Wih; + Wi[1] = Wil; + } + + var chh = (eh & fh) ^ (~eh & gh); + var chl = (el & fl) ^ (~el & gl); + var majh = (ah & bh) ^ (ah & ch) ^ (bh & ch); + var majl = (al & bl) ^ (al & cl) ^ (bl & cl); + + var sigma0h = ((ah >>> 28) | (al << 4)) ^ ((ah << 30) | (al >>> 2)) ^ ((ah << 25) | (al >>> 7)); + var sigma0l = ((al >>> 28) | (ah << 4)) ^ ((al << 30) | (ah >>> 2)) ^ ((al << 25) | (ah >>> 7)); + var sigma1h = ((eh >>> 14) | (el << 18)) ^ ((eh >>> 18) | (el << 14)) ^ ((eh << 23) | (el >>> 9)); + var sigma1l = ((el >>> 14) | (eh << 18)) ^ ((el >>> 18) | (eh << 14)) ^ ((el << 23) | (eh >>> 9)); + + // t1 = h + sigma1 + ch + K[i] + W[i] + var Ki = K[i]; + var Kih = Ki[0]; + var Kil = Ki[1]; + + var t1l = hl + sigma1l; + var t1h = hh + sigma1h + ((t1l >>> 0) < (hl >>> 0) ? 1 : 0); + var t1l = t1l + chl; + var t1h = t1h + chh + ((t1l >>> 0) < (chl >>> 0) ? 1 : 0); + var t1l = t1l + Kil; + var t1h = t1h + Kih + ((t1l >>> 0) < (Kil >>> 0) ? 1 : 0); + var t1l = t1l + Wil; + var t1h = t1h + Wih + ((t1l >>> 0) < (Wil >>> 0) ? 1 : 0); + + // t2 = sigma0 + maj + var t2l = sigma0l + majl; + var t2h = sigma0h + majh + ((t2l >>> 0) < (sigma0l >>> 0) ? 1 : 0); + + // Update working variables + hh = gh; + hl = gl; + gh = fh; + gl = fl; + fh = eh; + fl = el; + el = (dl + t1l) | 0; + eh = (dh + t1h + ((el >>> 0) < (dl >>> 0) ? 1 : 0)) | 0; + dh = ch; + dl = cl; + ch = bh; + cl = bl; + bh = ah; + bl = al; + al = (t1l + t2l) | 0; + ah = (t1h + t2h + ((al >>> 0) < (t1l >>> 0) ? 1 : 0)) | 0; + } + + // Intermediate hash value + H0l = H0[1] = (H0l + al); + H0[0] = (H0h + ah + ((H0l >>> 0) < (al >>> 0) ? 1 : 0)); + H1l = H1[1] = (H1l + bl); + H1[0] = (H1h + bh + ((H1l >>> 0) < (bl >>> 0) ? 1 : 0)); + H2l = H2[1] = (H2l + cl); + H2[0] = (H2h + ch + ((H2l >>> 0) < (cl >>> 0) ? 1 : 0)); + H3l = H3[1] = (H3l + dl); + H3[0] = (H3h + dh + ((H3l >>> 0) < (dl >>> 0) ? 1 : 0)); + H4l = H4[1] = (H4l + el); + H4[0] = (H4h + eh + ((H4l >>> 0) < (el >>> 0) ? 1 : 0)); + H5l = H5[1] = (H5l + fl); + H5[0] = (H5h + fh + ((H5l >>> 0) < (fl >>> 0) ? 1 : 0)); + H6l = H6[1] = (H6l + gl); + H6[0] = (H6h + gh + ((H6l >>> 0) < (gl >>> 0) ? 1 : 0)); + H7l = H7[1] = (H7l + hl); + H7[0] = (H7h + hh + ((H7l >>> 0) < (hl >>> 0) ? 1 : 0)); + return H + } + +module.exports = function(message, options) {; + + var H = [ + [0x6a09e667, 0xf3bcc908], [0xbb67ae85, 0x84caa73b], + [0x3c6ef372, 0xfe94f82b], [0xa54ff53a, 0x5f1d36f1], + [0x510e527f, 0xade682d1], [0x9b05688c, 0x2b3e6c1f], + [0x1f83d9ab, 0xfb41bd6b], [0x5be0cd19, 0x137e2179] + ]; + + if (message.constructor === String) { + message = conv.stringToBytes(message); + } + + var m = util.bytesToWords(message); + var l = message.length * 8; + + m[l >> 5] |= 0x80 << (24 - l % 32); + m[((l + 64 >> 10) << 5) + 31] = l; + + for (var i=0 ; i= 64) { + // hex string? + this.priv = BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input.slice(0,64))); + this.compressed = (input.length == 66) + } + } }; module.exports = ECKey; diff --git a/src/index.js b/src/index.js index b439930..4a5d79c 100644 --- a/src/index.js +++ b/src/index.js @@ -38,6 +38,7 @@ module.exports = { Wallet: require('./wallet'), ecdsa: require('./ecdsa'), + BIP32key: require('./bip32'), // base58 encoding/decoding to bytes base58: require('./base58'), diff --git a/src/jsbn/ec.js b/src/jsbn/ec.js index 6c9fbe1..0bfc111 100644 --- a/src/jsbn/ec.js +++ b/src/jsbn/ec.js @@ -2,7 +2,8 @@ // Ported loosely from BouncyCastle's Java EC code // Only Fp curves implemented for now -var BigInteger = require('./jsbn'); +var BigInteger = require('./jsbn'), + sec = require('./sec'); // ---------------- // ECFieldElementFp @@ -360,24 +361,38 @@ ECPointFp.prototype.getEncoded = function (compressed) { return enc; }; -ECPointFp.decodeFrom = function (curve, enc) { +ECPointFp.decodeFrom = function (ecparams, enc) { var type = enc[0]; var dataLen = enc.length-1; // Extract x and y as byte arrays - var xBa = enc.slice(1, 1 + dataLen/2); - var yBa = enc.slice(1 + dataLen/2, 1 + dataLen); + if (type == 4) { + var xBa = enc.slice(1, 1 + dataLen/2), + yBa = enc.slice(1 + dataLen/2, 1 + dataLen), + x = BigInteger.fromByteArrayUnsigned(xBa), + y = BigInteger.fromByteArrayUnsigned(yBa); + } + else { + var xBa = enc.slice(1), + x = BigInteger.fromByteArrayUnsigned(xBa), + p = ecparams.getQ(), + xCubedPlus7 = x.multiply(x).multiply(x).add(new Bitcoin.BigInteger('7')).mod(p), + pPlus1Over4 = p.add(new Bitcoin.BigInteger('1')) + .divide(new Bitcoin.BigInteger('4')), + y = xCubedPlus7.modPow(pPlus1Over4,p); + if (y.mod(new Bitcoin.BigInteger('2')).toString() != ''+(type % 2)) { + y = p.subtract(y) + } + } // Prepend zero byte to prevent interpretation as negative integer - xBa.unshift(0); - yBa.unshift(0); // Convert to BigIntegers - var x = new BigInteger(xBa); - var y = new BigInteger(yBa); // Return point - return new ECPointFp(curve, curve.fromBigInteger(x), curve.fromBigInteger(y)); + return new ECPointFp(ecparams, + ecparams.fromBigInteger(x), + ecparams.fromBigInteger(y)); }; ECPointFp.prototype.add2D = function (b) { diff --git a/src/message.js b/src/message.js index 2de699d..abc2da5 100644 --- a/src/message.js +++ b/src/message.js @@ -10,8 +10,8 @@ var Message = {}; Message.magicPrefix = "Bitcoin Signed Message:\n"; Message.makeMagicMessage = function (message) { - var magicBytes = Crypto.charenc.UTF8.stringToBytes(Message.magicPrefix); - var messageBytes = Crypto.charenc.UTF8.stringToBytes(message); + var magicBytes = conv.stringToBytes(Message.magicPrefix); + var messageBytes = conv.stringToBytes(message); var buffer = []; buffer = buffer.concat(util.numToVarInt(magicBytes.length)); diff --git a/src/script.js b/src/script.js index 35fa05f..9469af1 100644 --- a/src/script.js +++ b/src/script.js @@ -7,7 +7,7 @@ var Script = function (data) { if (!data) { this.buffer = []; } else if ("string" == typeof data) { - this.buffer = Crypto.util.hexToBytes(data); + this.buffer = conv.hexToBytes(data); } else if (util.isArray(data)) { this.buffer = data; } else if (data instanceof Script) { diff --git a/src/util.js b/src/util.js index 2b4c7d9..64fc644 100644 --- a/src/util.js +++ b/src/util.js @@ -32,7 +32,7 @@ module.exports = { }, /** - * Create a byte array representing a number with the given length + * Convert a byte array to the number that it represents */ bytesToNum: function(bytes) { if (bytes.length == 0) return 0; @@ -106,6 +106,22 @@ module.exports = { return value; }, + bytesToWords: function (bytes) { + var words = []; + for (var i = 0, b = 0; i < bytes.length; i++, b += 8) { + words[b >>> 5] |= bytes[i] << (24 - b % 32); + } + return words; + }, + + wordsToBytes: function (words) { + var bytes = []; + for (var b = 0; b < words.length * 32; b += 8) { + bytes.push((words[b >>> 5] >>> (24 - b % 32)) & 0xFF); + } + return bytes; + }, + /** * Calculate RIPEMD160(SHA256(data)). * diff --git a/src/wallet.js b/src/wallet.js index abf1d27..4ec5ee4 100644 --- a/src/wallet.js +++ b/src/wallet.js @@ -44,7 +44,7 @@ var Wallet = function () { if (pub) { if ("string" === typeof pub) { - pub = Crypto.util.hexToBytes(pub); + pub = conv.hexToBytes(pub); } key.setPub(pub); } From 93e50e94337dfec662661d5c1a73ac24844432d3 Mon Sep 17 00:00:00 2001 From: vub Date: Wed, 20 Nov 2013 13:00:49 -0500 Subject: [PATCH 43/90] Started work on wallet, and added hex serialization --- bitcoinjs-min.js | 2 +- src/transaction.js | 4 ++ src/wallet.js | 128 +++++++++++++-------------------------------- 3 files changed, 40 insertions(+), 94 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index 9b7d124..cae16b5 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ !function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(conv.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(conv.hexToBytes(input))}},{"./convert":4,"./crypto-js/crypto":5,"./jsbn/jsbn":14}],3:[function(require,module,exports){var Script=require("./script"),util=require("./util"),conv=require("./convert"),key=require("./eckey"),base58=require("./base58"),Crypto=require("./crypto-js/crypto"),ECPointFp=require("./jsbn/ec").ECPointFp,sec=require("./jsbn/sec"),ecparams=sec("secp256k1");var BIP32key=function(opts){if(!opts)opts={};if(typeof opts=="string"){try{opts=BIP32key.prototype.deserialize(opts)}catch(e){opts=BIP32key.prototype.fromMasterKey(opts)}}this.vbytes=opts.vbytes;this.depth=opts.depth;this.fingerprint=opts.fingerprint;this.i=opts.i;this.chaincode=opts.chaincode;this.key=opts.key;this.type=conv.bytesToString(this.vbytes)==PRIVDERIV?"priv":"pub";return this};var PRIVDERIV=BIP32key.PRIVDERIV="ˆ­ä";var PUBDERIV=BIP32key.PUBDERIV="ˆ²";BIP32key.prototype.deserialize=function(str){var bytes=base58.decode(str);var front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var type=conv.bytesToString(bytes.slice(0,4))==PRIVDERIV?"priv":"pub";return new BIP32key({type:type,vbytes:bytes.slice(0,4),depth:bytes[4],fingerprint:bytes.slice(5,9),i:util.bytesToNum(bytes.slice(9,13).reverse()),chaincode:bytes.slice(13,45),key:new key(type=="priv"?bytes.slice(46,78).concat([1]):bytes.slice(45,78))})};BIP32key.prototype.serialize=function(){var bytes=this.vbytes.concat([this.depth],this.fingerprint,util.numToBytes(this.i,4).reverse(),this.chaincode,this.type=="priv"?[0].concat(this.key.export("bytes").slice(0,32)):this.key);var checksum=Crypto.SHA256(Crypto.SHA256(bytes,{asBytes:true}),{asBytes:true}).slice(0,4);return base58.encode(bytes.concat(checksum))};BIP32key.prototype.ckd=function(i){var priv,pub,newkey,fingerprint,blob,I;if(this.type=="priv"){priv=this.key.export("bytes");pub=this.key.getPub()}else pub=this.key;if(i>=2147483648){if(this.priv)throw new Error("Can't do private derivation on public key!");blob=[0].concat(priv.slice(0,32),util.numToBytes(this.i,4).reverse())}else blob=pub.concat(util.numToBytes(this.i,4).reverse());I=Crypto.HMAC(Crypto.SHA512,blob,this.chaincode,{asBytes:true});if(this.type=="priv"){Ikey=Bitcoin.BigInteger.fromByteArrayUnsigned(I.slice(0,32));newkey=new key(this.key.priv.add(Ikey));newkey.compressed=true;fingerprint=util.sha256ripe160(this.key.getPub()).slice(0,4)}else{newkey=ECPointFp.decodeFrom(ecparams.getCurve(),this.key).add(new key(I.slice(0,32).concat([1])).getPubPoint()).getEncoded(true);fingerprint=util.sha256ripe160(this.key).slice(0,4)}return new BIP32key({vbytes:this.vbytes,type:this.type,depth:this.depth+1,fingerprint:fingerprint,i:i,chaincode:I.slice(32),key:newkey})};BIP32key.prototype.clone=function(){return new BIP32key(this)};BIP32key.prototype.privtopub=BIP32key.prototype.getPub=function(){if(this.type=="pub")return this.clone();return new BIP32key({vbytes:conv.stringToBytes(PUBDERIV),type:"pub",depth:this.depth,fingerprint:this.fingerprint,i:this.i,chaincode:this.chaincode,key:this.key.getPub()})};BIP32key.prototype.fromMasterKey=function(seed){var I=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA512,seed,"Bitcoin seed",{asBytes:true});return new BIP32key({vbytes:conv.stringToBytes(PRIVDERIV),type:"priv",depth:0,fingerprint:[0,0,0,0],i:0,chaincode:I.slice(32),key:new key(I.slice(0,32).concat([1]))})};BIP32key.prototype.getKey=function(){return this.key};module.exports=BIP32key},{"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./eckey":11,"./jsbn/ec":13,"./jsbn/sec":17,"./script":20,"./util":22}],4:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return module.exports.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],5:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;ihasher._blocksize)key=hasher(key,{asBytes:true});var okey=key.slice(0),ikey=key.slice(0);for(var i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":4,"./crypto":5}],8:[function(require,module,exports){var conv=require("../convert"),util=require("../util");var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i>>1|gamma0xl<<31)^(gamma0xh>>>8|gamma0xl<<24)^gamma0xh>>>7;var gamma0l=(gamma0xl>>>1|gamma0xh<<31)^(gamma0xl>>>8|gamma0xh<<24)^(gamma0xl>>>7|gamma0xh<<25);var gamma1x=W[i-2];var gamma1xh=gamma1x[0];var gamma1xl=gamma1x[1];var gamma1h=(gamma1xh>>>19|gamma1xl<<13)^(gamma1xh<<3|gamma1xl>>>29)^gamma1xh>>>6;var gamma1l=(gamma1xl>>>19|gamma1xh<<13)^(gamma1xl<<3|gamma1xh>>>29)^(gamma1xl>>>6|gamma1xh<<26);var Wi7=W[i-7];var Wi7h=Wi7[0];var Wi7l=Wi7[1];var Wi16=W[i-16];var Wi16h=Wi16[0];var Wi16l=Wi16[1];var Wil=gamma0l+Wi7l;var Wih=gamma0h+Wi7h+(Wil>>>0>>0?1:0);var Wil=Wil+gamma1l;var Wih=Wih+gamma1h+(Wil>>>0>>0?1:0);var Wil=Wil+Wi16l;var Wih=Wih+Wi16h+(Wil>>>0>>0?1:0);Wi[0]=Wih;Wi[1]=Wil}var chh=eh&fh^~eh&gh;var chl=el&fl^~el≷var majh=ah&bh^ah&ch^bh&ch;var majl=al&bl^al&cl^bl&cl;var sigma0h=(ah>>>28|al<<4)^(ah<<30|al>>>2)^(ah<<25|al>>>7);var sigma0l=(al>>>28|ah<<4)^(al<<30|ah>>>2)^(al<<25|ah>>>7);var sigma1h=(eh>>>14|el<<18)^(eh>>>18|el<<14)^(eh<<23|el>>>9);var sigma1l=(el>>>14|eh<<18)^(el>>>18|eh<<14)^(el<<23|eh>>>9);var Ki=K[i];var Kih=Ki[0];var Kil=Ki[1];var t1l=hl+sigma1l;var t1h=hh+sigma1h+(t1l>>>0>>0?1:0);var t1l=t1l+chl;var t1h=t1h+chh+(t1l>>>0>>0?1:0);var t1l=t1l+Kil;var t1h=t1h+Kih+(t1l>>>0>>0?1:0);var t1l=t1l+Wil;var t1h=t1h+Wih+(t1l>>>0>>0?1:0);var t2l=sigma0l+majl;var t2h=sigma0h+majh+(t2l>>>0>>0?1:0);hh=gh;hl=gl;gh=fh;gl=fl;fh=eh;fl=el;el=dl+t1l|0;eh=dh+t1h+(el>>>0
    >>0?1:0)|0;dh=ch;dl=cl;ch=bh;cl=bl;bh=ah;bl=al;al=t1l+t2l|0;ah=t1h+t2h+(al>>>0>>0?1:0)|0}H0l=H0[1]=H0l+al;H0[0]=H0h+ah+(H0l>>>0>>0?1:0);H1l=H1[1]=H1l+bl;H1[0]=H1h+bh+(H1l>>>0>>0?1:0);H2l=H2[1]=H2l+cl;H2[0]=H2h+ch+(H2l>>>0>>0?1:0);H3l=H3[1]=H3l+dl;H3[0]=H3h+dh+(H3l>>>0
    >>0?1:0);H4l=H4[1]=H4l+el;H4[0]=H4h+eh+(H4l>>>0>>0?1:0);H5l=H5[1]=H5l+fl;H5[0]=H5h+fh+(H5l>>>0>>0?1:0);H6l=H6[1]=H6l+gl;H6[0]=H6h+gh+(H6l>>>0>>0?1:0);H7l=H7[1]=H7l+hl;H7[0]=H7h+hh+(H7l>>>0>>0?1:0);return H};module.exports=function(message,options){var H=[[1779033703,4089235720],[3144134277,2227873595],[1013904242,4271175723],[2773480762,1595750129],[1359893119,2917565137],[2600822924,725511199],[528734635,4215389547],[1541459225,327033209]];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>10<<5)+31]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":11,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/rng":16,"./jsbn/sec":17,"./util":22}],11:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ECPointFp=require("./jsbn/ec").ECPointFp;var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else this.import(input)};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub);this.compressed=pub[0]<4;return this};ECKey.prototype.export=function(format){var bytes=this.priv.toByteArrayUnsigned();if(this.compressed)bytes.push(1);return format==="base58"?base58.checkEncode(bytes,128):format==="bin"?conv.bytesToString(bytes):format==="bytes"?bytes:format==="hex"?conv.bytesToHex(bytes):bytes};ECKey.prototype.getExportedPrivateKey=ECKey.prototype.export;ECKey.prototype.toString=function(format){return""+this.export(format)};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.prototype.import=function(input){if(input instanceof ECKey){this.priv=input.priv;this.compressed=input.compressed}else if(input instanceof BigInteger){this.priv=input;this.compressed=ECKey.compressByDefault}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input.slice(0,32));this.compressed=input.length==33}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(base58.checkDecode(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(base58.checkDecode(input));this.compressed=true}else if(input.length>=64){this.priv=BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input.slice(0,64)));this.compressed=input.length==66}}};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/sec":17,"./util":22}],12:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(ecparams,enc){var type=enc[0];var dataLen=enc.length-1;if(type==4){var xBa=enc.slice(1,1+dataLen/2),yBa=enc.slice(1+dataLen/2,1+dataLen),x=BigInteger.fromByteArrayUnsigned(xBa),y=BigInteger.fromByteArrayUnsigned(yBa)}else{var xBa=enc.slice(1),x=BigInteger.fromByteArrayUnsigned(xBa),p=ecparams.getQ(),xCubedPlus7=x.multiply(x).multiply(x).add(new Bitcoin.BigInteger("7")).mod(p),pPlus1Over4=p.add(new Bitcoin.BigInteger("1")).divide(new Bitcoin.BigInteger("4")),y=xCubedPlus7.modPow(pPlus1Over4,p);if(y.mod(new Bitcoin.BigInteger("2")).toString()!=""+type%2){y=p.subtract(y)}}return new ECPointFp(ecparams,ecparams.fromBigInteger(x),ecparams.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":14,"./sec":17}],14:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;address=new Address(address);if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i65){var args=arguments[0].split(":");return this.addInput(args[0],args[1])}else{this.ins.push(new TransactionIn({outpoint:{hash:tx.hash||tx,index:outIndex},script:new Script,sequence:4294967295}))}};Transaction.prototype.addOutput=function(address,value){if(arguments[0]instanceof TransactionOut){this.outs.push(arguments[0]);return}if(arguments[0].indexOf(":")>=0){var args=arguments[0].split(":");address=args[0];value=parseInt(args[1])}this.outs.push(new TransactionOut({value:value,script:Script.createOutputScript(address)}))};var bytesToWords=function(bytes){for(var words=[],i=0,b=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){if(typeof buffer=="string"){buffer=conv.hexToBytes(buffer)}var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./eckey":11,"./jsbn/jsbn":14,"./script":20,"./util":22,"./wallet":23}],22:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},makeFilledArray:function(len,val){var array=[];var i=0;while(i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},bytesToWords:function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words},wordsToBytes:function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":5,"./jsbn/jsbn":14}],23:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var Wallet=function(){var keys=[];this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=conv.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=txValue)break}if(availableValue0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;address=new Address(address);if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i65){var args=arguments[0].split(":");return this.addInput(args[0],args[1])}else{this.ins.push(new TransactionIn({outpoint:{hash:tx.hash||tx,index:outIndex},script:new Script,sequence:4294967295}))}};Transaction.prototype.addOutput=function(address,value){if(arguments[0]instanceof TransactionOut){this.outs.push(arguments[0]);return}if(arguments[0].indexOf(":")>=0){var args=arguments[0].split(":");address=args[0];value=parseInt(args[1])}this.outs.push(new TransactionOut({value:value,script:Script.createOutputScript(address)}))};var bytesToWords=function(bytes){for(var words=[],i=0,b=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){if(typeof buffer=="string"){buffer=conv.hexToBytes(buffer)}var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./eckey":11,"./jsbn/jsbn":14,"./script":20,"./util":22,"./wallet":23}],22:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},makeFilledArray:function(len,val){var array=[];var i=0;while(i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},bytesToWords:function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words},wordsToBytes:function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":5,"./jsbn/jsbn":14}],23:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var SecureRandom=require("./jsbn/rng");var rng=new SecureRandom;var Wallet=function(){var keys=[];this.addressHashes=[];this.rng=rng;this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=conv.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=txValue)break}if(availableValue0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i= txValue) break; } @@ -294,23 +247,12 @@ Wallet.prototype.createSend = function (address, sendValue, feeValue) { sendTx.addOutput(address, sendValue); if (changeValue > 0) { - sendTx.addOutput(this.getNextAddress(), changeValue); + sendTx.addOutput(this.getCurAddress(), changeValue); } var hashType = 1; // SIGHASH_ALL - for (i = 0; i < sendTx.ins.length; i++) { - var hash = sendTx.hashTransactionForSignature(selectedOuts[i].out.script, i, hashType); - var pubKeyHash = selectedOuts[i].out.script.simpleOutPubKeyHash(); - - // this changes because signing uses a random number generator - var signature = this.signWithKey(pubKeyHash, hash); - - // Append hash type - signature.push(parseInt(hashType, 10)); - - sendTx.ins[i].script = Script.createInputScript(signature, this.getPubKeyFromHash(pubKeyHash)); - } + sendTx.signWithKeys(this.getKeys(), selectedOuts, hashType) return sendTx; }; From a2ccfc66a031beb50f2e67bcdf3bf7a39d7c5b02 Mon Sep 17 00:00:00 2001 From: vub Date: Wed, 20 Nov 2013 13:01:04 -0500 Subject: [PATCH 44/90] compiled --- bitcoinjs-min.js | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index cae16b5..40ac1bf 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ !function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(conv.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(conv.hexToBytes(input))}},{"./convert":4,"./crypto-js/crypto":5,"./jsbn/jsbn":14}],3:[function(require,module,exports){var Script=require("./script"),util=require("./util"),conv=require("./convert"),key=require("./eckey"),base58=require("./base58"),Crypto=require("./crypto-js/crypto"),ECPointFp=require("./jsbn/ec").ECPointFp,sec=require("./jsbn/sec"),ecparams=sec("secp256k1");var BIP32key=function(opts){if(!opts)opts={};if(typeof opts=="string"){try{opts=BIP32key.prototype.deserialize(opts)}catch(e){opts=BIP32key.prototype.fromMasterKey(opts)}}this.vbytes=opts.vbytes;this.depth=opts.depth;this.fingerprint=opts.fingerprint;this.i=opts.i;this.chaincode=opts.chaincode;this.key=opts.key;this.type=conv.bytesToString(this.vbytes)==PRIVDERIV?"priv":"pub";return this};var PRIVDERIV=BIP32key.PRIVDERIV="ˆ­ä";var PUBDERIV=BIP32key.PUBDERIV="ˆ²";BIP32key.prototype.deserialize=function(str){var bytes=base58.decode(str);var front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var type=conv.bytesToString(bytes.slice(0,4))==PRIVDERIV?"priv":"pub";return new BIP32key({type:type,vbytes:bytes.slice(0,4),depth:bytes[4],fingerprint:bytes.slice(5,9),i:util.bytesToNum(bytes.slice(9,13).reverse()),chaincode:bytes.slice(13,45),key:new key(type=="priv"?bytes.slice(46,78).concat([1]):bytes.slice(45,78))})};BIP32key.prototype.serialize=function(){var bytes=this.vbytes.concat([this.depth],this.fingerprint,util.numToBytes(this.i,4).reverse(),this.chaincode,this.type=="priv"?[0].concat(this.key.export("bytes").slice(0,32)):this.key);var checksum=Crypto.SHA256(Crypto.SHA256(bytes,{asBytes:true}),{asBytes:true}).slice(0,4);return base58.encode(bytes.concat(checksum))};BIP32key.prototype.ckd=function(i){var priv,pub,newkey,fingerprint,blob,I;if(this.type=="priv"){priv=this.key.export("bytes");pub=this.key.getPub()}else pub=this.key;if(i>=2147483648){if(this.priv)throw new Error("Can't do private derivation on public key!");blob=[0].concat(priv.slice(0,32),util.numToBytes(this.i,4).reverse())}else blob=pub.concat(util.numToBytes(this.i,4).reverse());I=Crypto.HMAC(Crypto.SHA512,blob,this.chaincode,{asBytes:true});if(this.type=="priv"){Ikey=Bitcoin.BigInteger.fromByteArrayUnsigned(I.slice(0,32));newkey=new key(this.key.priv.add(Ikey));newkey.compressed=true;fingerprint=util.sha256ripe160(this.key.getPub()).slice(0,4)}else{newkey=ECPointFp.decodeFrom(ecparams.getCurve(),this.key).add(new key(I.slice(0,32).concat([1])).getPubPoint()).getEncoded(true);fingerprint=util.sha256ripe160(this.key).slice(0,4)}return new BIP32key({vbytes:this.vbytes,type:this.type,depth:this.depth+1,fingerprint:fingerprint,i:i,chaincode:I.slice(32),key:newkey})};BIP32key.prototype.clone=function(){return new BIP32key(this)};BIP32key.prototype.privtopub=BIP32key.prototype.getPub=function(){if(this.type=="pub")return this.clone();return new BIP32key({vbytes:conv.stringToBytes(PUBDERIV),type:"pub",depth:this.depth,fingerprint:this.fingerprint,i:this.i,chaincode:this.chaincode,key:this.key.getPub()})};BIP32key.prototype.fromMasterKey=function(seed){var I=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA512,seed,"Bitcoin seed",{asBytes:true});return new BIP32key({vbytes:conv.stringToBytes(PRIVDERIV),type:"priv",depth:0,fingerprint:[0,0,0,0],i:0,chaincode:I.slice(32),key:new key(I.slice(0,32).concat([1]))})};BIP32key.prototype.getKey=function(){return this.key};module.exports=BIP32key},{"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./eckey":11,"./jsbn/ec":13,"./jsbn/sec":17,"./script":20,"./util":22}],4:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return module.exports.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],5:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;ihasher._blocksize)key=hasher(key,{asBytes:true});var okey=key.slice(0),ikey=key.slice(0);for(var i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":4,"./crypto":5}],8:[function(require,module,exports){var conv=require("../convert"),util=require("../util");var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i>>1|gamma0xl<<31)^(gamma0xh>>>8|gamma0xl<<24)^gamma0xh>>>7;var gamma0l=(gamma0xl>>>1|gamma0xh<<31)^(gamma0xl>>>8|gamma0xh<<24)^(gamma0xl>>>7|gamma0xh<<25);var gamma1x=W[i-2];var gamma1xh=gamma1x[0];var gamma1xl=gamma1x[1];var gamma1h=(gamma1xh>>>19|gamma1xl<<13)^(gamma1xh<<3|gamma1xl>>>29)^gamma1xh>>>6;var gamma1l=(gamma1xl>>>19|gamma1xh<<13)^(gamma1xl<<3|gamma1xh>>>29)^(gamma1xl>>>6|gamma1xh<<26);var Wi7=W[i-7];var Wi7h=Wi7[0];var Wi7l=Wi7[1];var Wi16=W[i-16];var Wi16h=Wi16[0];var Wi16l=Wi16[1];var Wil=gamma0l+Wi7l;var Wih=gamma0h+Wi7h+(Wil>>>0>>0?1:0);var Wil=Wil+gamma1l;var Wih=Wih+gamma1h+(Wil>>>0>>0?1:0);var Wil=Wil+Wi16l;var Wih=Wih+Wi16h+(Wil>>>0>>0?1:0);Wi[0]=Wih;Wi[1]=Wil}var chh=eh&fh^~eh&gh;var chl=el&fl^~el≷var majh=ah&bh^ah&ch^bh&ch;var majl=al&bl^al&cl^bl&cl;var sigma0h=(ah>>>28|al<<4)^(ah<<30|al>>>2)^(ah<<25|al>>>7);var sigma0l=(al>>>28|ah<<4)^(al<<30|ah>>>2)^(al<<25|ah>>>7);var sigma1h=(eh>>>14|el<<18)^(eh>>>18|el<<14)^(eh<<23|el>>>9);var sigma1l=(el>>>14|eh<<18)^(el>>>18|eh<<14)^(el<<23|eh>>>9);var Ki=K[i];var Kih=Ki[0];var Kil=Ki[1];var t1l=hl+sigma1l;var t1h=hh+sigma1h+(t1l>>>0>>0?1:0);var t1l=t1l+chl;var t1h=t1h+chh+(t1l>>>0>>0?1:0);var t1l=t1l+Kil;var t1h=t1h+Kih+(t1l>>>0>>0?1:0);var t1l=t1l+Wil;var t1h=t1h+Wih+(t1l>>>0>>0?1:0);var t2l=sigma0l+majl;var t2h=sigma0h+majh+(t2l>>>0>>0?1:0);hh=gh;hl=gl;gh=fh;gl=fl;fh=eh;fl=el;el=dl+t1l|0;eh=dh+t1h+(el>>>0
    >>0?1:0)|0;dh=ch;dl=cl;ch=bh;cl=bl;bh=ah;bl=al;al=t1l+t2l|0;ah=t1h+t2h+(al>>>0>>0?1:0)|0}H0l=H0[1]=H0l+al;H0[0]=H0h+ah+(H0l>>>0>>0?1:0);H1l=H1[1]=H1l+bl;H1[0]=H1h+bh+(H1l>>>0>>0?1:0);H2l=H2[1]=H2l+cl;H2[0]=H2h+ch+(H2l>>>0>>0?1:0);H3l=H3[1]=H3l+dl;H3[0]=H3h+dh+(H3l>>>0
    >>0?1:0);H4l=H4[1]=H4l+el;H4[0]=H4h+eh+(H4l>>>0>>0?1:0);H5l=H5[1]=H5l+fl;H5[0]=H5h+fh+(H5l>>>0>>0?1:0);H6l=H6[1]=H6l+gl;H6[0]=H6h+gh+(H6l>>>0>>0?1:0);H7l=H7[1]=H7l+hl;H7[0]=H7h+hh+(H7l>>>0>>0?1:0);return H};module.exports=function(message,options){var H=[[1779033703,4089235720],[3144134277,2227873595],[1013904242,4271175723],[2773480762,1595750129],[1359893119,2917565137],[2600822924,725511199],[528734635,4215389547],[1541459225,327033209]];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>10<<5)+31]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":11,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/rng":16,"./jsbn/sec":17,"./util":22}],11:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ECPointFp=require("./jsbn/ec").ECPointFp;var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else this.import(input)};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub);this.compressed=pub[0]<4;return this};ECKey.prototype.export=function(format){var bytes=this.priv.toByteArrayUnsigned();if(this.compressed)bytes.push(1);return format==="base58"?base58.checkEncode(bytes,128):format==="bin"?conv.bytesToString(bytes):format==="bytes"?bytes:format==="hex"?conv.bytesToHex(bytes):bytes};ECKey.prototype.getExportedPrivateKey=ECKey.prototype.export;ECKey.prototype.toString=function(format){return""+this.export(format)};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.prototype.import=function(input){if(input instanceof ECKey){this.priv=input.priv;this.compressed=input.compressed}else if(input instanceof BigInteger){this.priv=input;this.compressed=ECKey.compressByDefault}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input.slice(0,32));this.compressed=input.length==33}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(base58.checkDecode(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(base58.checkDecode(input));this.compressed=true}else if(input.length>=64){this.priv=BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input.slice(0,64)));this.compressed=input.length==66}}};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/sec":17,"./util":22}],12:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(ecparams,enc){var type=enc[0];var dataLen=enc.length-1;if(type==4){var xBa=enc.slice(1,1+dataLen/2),yBa=enc.slice(1+dataLen/2,1+dataLen),x=BigInteger.fromByteArrayUnsigned(xBa),y=BigInteger.fromByteArrayUnsigned(yBa)}else{var xBa=enc.slice(1),x=BigInteger.fromByteArrayUnsigned(xBa),p=ecparams.getQ(),xCubedPlus7=x.multiply(x).multiply(x).add(new Bitcoin.BigInteger("7")).mod(p),pPlus1Over4=p.add(new Bitcoin.BigInteger("1")).divide(new Bitcoin.BigInteger("4")),y=xCubedPlus7.modPow(pPlus1Over4,p);if(y.mod(new Bitcoin.BigInteger("2")).toString()!=""+type%2){y=p.subtract(y)}}return new ECPointFp(ecparams,ecparams.fromBigInteger(x),ecparams.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":14,"./sec":17}],14:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;address=new Address(address);if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i65){var args=arguments[0].split(":");return this.addInput(args[0],args[1])}else{this.ins.push(new TransactionIn({outpoint:{hash:tx.hash||tx,index:outIndex},script:new Script,sequence:4294967295}))}};Transaction.prototype.addOutput=function(address,value){if(arguments[0]instanceof TransactionOut){this.outs.push(arguments[0]);return}if(arguments[0].indexOf(":")>=0){var args=arguments[0].split(":");address=args[0];value=parseInt(args[1])}this.outs.push(new TransactionOut({value:value,script:Script.createOutputScript(address)}))};var bytesToWords=function(bytes){for(var words=[],i=0,b=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){if(typeof buffer=="string"){buffer=conv.hexToBytes(buffer)}var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./eckey":11,"./jsbn/jsbn":14,"./script":20,"./util":22,"./wallet":23}],22:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},makeFilledArray:function(len,val){var array=[];var i=0;while(i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},bytesToWords:function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words},wordsToBytes:function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":5,"./jsbn/jsbn":14}],23:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var SecureRandom=require("./jsbn/rng");var rng=new SecureRandom;var Wallet=function(){var keys=[];this.addressHashes=[];this.rng=rng;this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.addKey=function(key,pub){if(!(key instanceof ECKey)){key=new ECKey(key)}keys.push(key);if(pub){if("string"===typeof pub){pub=conv.hexToBytes(pub)}key.setPub(pub)}this.addressHashes.push(key.getBitcoinAddress().getHash())};this.addKeys=function(keys,pubs){if("string"===typeof keys){keys=keys.split(",")}if("string"===typeof pubs){pubs=pubs.split(",")}var i;if(Array.isArray(pubs)&&keys.length==pubs.length){for(i=0;i=txValue)break}if(availableValue0){sendTx.addOutput(this.getNextAddress(),changeValue)}var hashType=1;for(i=0;i=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;address=new Address(address);if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i65){var args=arguments[0].split(":");return this.addInput(args[0],args[1])}else{this.ins.push(new TransactionIn({outpoint:{hash:tx.hash||tx,index:outIndex},script:new Script,sequence:4294967295}))}};Transaction.prototype.addOutput=function(address,value){if(arguments[0]instanceof TransactionOut){this.outs.push(arguments[0]);return}if(arguments[0].indexOf(":")>=0){var args=arguments[0].split(":");address=args[0];value=parseInt(args[1])}this.outs.push(new TransactionOut({value:value,script:Script.createOutputScript(address)}))};var bytesToWords=function(bytes){for(var words=[],i=0,b=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){if(typeof buffer=="string"){buffer=conv.hexToBytes(buffer)}var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./eckey":11,"./jsbn/jsbn":14,"./script":20,"./util":22,"./wallet":23}],22:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},makeFilledArray:function(len,val){var array=[];var i=0;while(i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},bytesToWords:function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words},wordsToBytes:function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":5,"./jsbn/jsbn":14}],23:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var BIP32key=require("./bip32");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var SecureRandom=require("./jsbn/rng");var rng=new SecureRandom;var Wallet=function(){var keys=[];var masterkey=null;this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.genMasterkey=function(seed){if(!seed){var seedBytes=new Array(32);rng.nextBytes(seedBytes);seed=conv.bytesToString(seedBytes)}masterkey=new BIP32key(seed)};this.generateAddress=function(){keys.push(masterkey.ckd(keys.length))};this.getKeys=function(){var keyExport=[];for(var i=0;i=txValue)break}if(availableValue0){sendTx.addOutput(this.getCurAddress(),changeValue)}var hashType=1;sendTx.signWithKeys(this.getKeys(),selectedOuts,hashType);return sendTx};Wallet.prototype.clearTransactions=function(){this.txIndex={};this.unspentOuts=[]};Wallet.prototype.hasHash=function(hash){if(util.isArray(hash))hash=conv.bytesToHex(hash);for(var k=0;k Date: Wed, 20 Nov 2013 16:43:14 -0500 Subject: [PATCH 45/90] Made it process multisig addresses correctly --- bitcoinjs-min.js | 2 +- src/script.js | 10 +++++++--- 2 files changed, 8 insertions(+), 4 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index 40ac1bf..4433123 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ !function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(conv.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(conv.hexToBytes(input))}},{"./convert":4,"./crypto-js/crypto":5,"./jsbn/jsbn":14}],3:[function(require,module,exports){var Script=require("./script"),util=require("./util"),conv=require("./convert"),key=require("./eckey"),base58=require("./base58"),Crypto=require("./crypto-js/crypto"),ECPointFp=require("./jsbn/ec").ECPointFp,sec=require("./jsbn/sec"),ecparams=sec("secp256k1");var BIP32key=function(opts){if(!opts)opts={};if(typeof opts=="string"){try{opts=BIP32key.prototype.deserialize(opts)}catch(e){opts=BIP32key.prototype.fromMasterKey(opts)}}this.vbytes=opts.vbytes;this.depth=opts.depth;this.fingerprint=opts.fingerprint;this.i=opts.i;this.chaincode=opts.chaincode;this.key=opts.key;this.type=conv.bytesToString(this.vbytes)==PRIVDERIV?"priv":"pub";return this};var PRIVDERIV=BIP32key.PRIVDERIV="ˆ­ä";var PUBDERIV=BIP32key.PUBDERIV="ˆ²";BIP32key.prototype.deserialize=function(str){var bytes=base58.decode(str);var front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var type=conv.bytesToString(bytes.slice(0,4))==PRIVDERIV?"priv":"pub";return new BIP32key({type:type,vbytes:bytes.slice(0,4),depth:bytes[4],fingerprint:bytes.slice(5,9),i:util.bytesToNum(bytes.slice(9,13).reverse()),chaincode:bytes.slice(13,45),key:new key(type=="priv"?bytes.slice(46,78).concat([1]):bytes.slice(45,78))})};BIP32key.prototype.serialize=function(){var bytes=this.vbytes.concat([this.depth],this.fingerprint,util.numToBytes(this.i,4).reverse(),this.chaincode,this.type=="priv"?[0].concat(this.key.export("bytes").slice(0,32)):this.key);var checksum=Crypto.SHA256(Crypto.SHA256(bytes,{asBytes:true}),{asBytes:true}).slice(0,4);return base58.encode(bytes.concat(checksum))};BIP32key.prototype.ckd=function(i){var priv,pub,newkey,fingerprint,blob,I;if(this.type=="priv"){priv=this.key.export("bytes");pub=this.key.getPub()}else pub=this.key;if(i>=2147483648){if(this.priv)throw new Error("Can't do private derivation on public key!");blob=[0].concat(priv.slice(0,32),util.numToBytes(this.i,4).reverse())}else blob=pub.concat(util.numToBytes(this.i,4).reverse());I=Crypto.HMAC(Crypto.SHA512,blob,this.chaincode,{asBytes:true});if(this.type=="priv"){Ikey=Bitcoin.BigInteger.fromByteArrayUnsigned(I.slice(0,32));newkey=new key(this.key.priv.add(Ikey));newkey.compressed=true;fingerprint=util.sha256ripe160(this.key.getPub()).slice(0,4)}else{newkey=ECPointFp.decodeFrom(ecparams.getCurve(),this.key).add(new key(I.slice(0,32).concat([1])).getPubPoint()).getEncoded(true);fingerprint=util.sha256ripe160(this.key).slice(0,4)}return new BIP32key({vbytes:this.vbytes,type:this.type,depth:this.depth+1,fingerprint:fingerprint,i:i,chaincode:I.slice(32),key:newkey})};BIP32key.prototype.clone=function(){return new BIP32key(this)};BIP32key.prototype.privtopub=BIP32key.prototype.getPub=function(){if(this.type=="pub")return this.clone();return new BIP32key({vbytes:conv.stringToBytes(PUBDERIV),type:"pub",depth:this.depth,fingerprint:this.fingerprint,i:this.i,chaincode:this.chaincode,key:this.key.getPub()})};BIP32key.prototype.fromMasterKey=function(seed){var I=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA512,seed,"Bitcoin seed",{asBytes:true});return new BIP32key({vbytes:conv.stringToBytes(PRIVDERIV),type:"priv",depth:0,fingerprint:[0,0,0,0],i:0,chaincode:I.slice(32),key:new key(I.slice(0,32).concat([1]))})};BIP32key.prototype.getKey=function(){return this.key};module.exports=BIP32key},{"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./eckey":11,"./jsbn/ec":13,"./jsbn/sec":17,"./script":20,"./util":22}],4:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return module.exports.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],5:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;ihasher._blocksize)key=hasher(key,{asBytes:true});var okey=key.slice(0),ikey=key.slice(0);for(var i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":4,"./crypto":5}],8:[function(require,module,exports){var conv=require("../convert"),util=require("../util");var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i>>1|gamma0xl<<31)^(gamma0xh>>>8|gamma0xl<<24)^gamma0xh>>>7;var gamma0l=(gamma0xl>>>1|gamma0xh<<31)^(gamma0xl>>>8|gamma0xh<<24)^(gamma0xl>>>7|gamma0xh<<25);var gamma1x=W[i-2];var gamma1xh=gamma1x[0];var gamma1xl=gamma1x[1];var gamma1h=(gamma1xh>>>19|gamma1xl<<13)^(gamma1xh<<3|gamma1xl>>>29)^gamma1xh>>>6;var gamma1l=(gamma1xl>>>19|gamma1xh<<13)^(gamma1xl<<3|gamma1xh>>>29)^(gamma1xl>>>6|gamma1xh<<26);var Wi7=W[i-7];var Wi7h=Wi7[0];var Wi7l=Wi7[1];var Wi16=W[i-16];var Wi16h=Wi16[0];var Wi16l=Wi16[1];var Wil=gamma0l+Wi7l;var Wih=gamma0h+Wi7h+(Wil>>>0>>0?1:0);var Wil=Wil+gamma1l;var Wih=Wih+gamma1h+(Wil>>>0>>0?1:0);var Wil=Wil+Wi16l;var Wih=Wih+Wi16h+(Wil>>>0>>0?1:0);Wi[0]=Wih;Wi[1]=Wil}var chh=eh&fh^~eh&gh;var chl=el&fl^~el≷var majh=ah&bh^ah&ch^bh&ch;var majl=al&bl^al&cl^bl&cl;var sigma0h=(ah>>>28|al<<4)^(ah<<30|al>>>2)^(ah<<25|al>>>7);var sigma0l=(al>>>28|ah<<4)^(al<<30|ah>>>2)^(al<<25|ah>>>7);var sigma1h=(eh>>>14|el<<18)^(eh>>>18|el<<14)^(eh<<23|el>>>9);var sigma1l=(el>>>14|eh<<18)^(el>>>18|eh<<14)^(el<<23|eh>>>9);var Ki=K[i];var Kih=Ki[0];var Kil=Ki[1];var t1l=hl+sigma1l;var t1h=hh+sigma1h+(t1l>>>0>>0?1:0);var t1l=t1l+chl;var t1h=t1h+chh+(t1l>>>0>>0?1:0);var t1l=t1l+Kil;var t1h=t1h+Kih+(t1l>>>0>>0?1:0);var t1l=t1l+Wil;var t1h=t1h+Wih+(t1l>>>0>>0?1:0);var t2l=sigma0l+majl;var t2h=sigma0h+majh+(t2l>>>0>>0?1:0);hh=gh;hl=gl;gh=fh;gl=fl;fh=eh;fl=el;el=dl+t1l|0;eh=dh+t1h+(el>>>0
    >>0?1:0)|0;dh=ch;dl=cl;ch=bh;cl=bl;bh=ah;bl=al;al=t1l+t2l|0;ah=t1h+t2h+(al>>>0>>0?1:0)|0}H0l=H0[1]=H0l+al;H0[0]=H0h+ah+(H0l>>>0>>0?1:0);H1l=H1[1]=H1l+bl;H1[0]=H1h+bh+(H1l>>>0>>0?1:0);H2l=H2[1]=H2l+cl;H2[0]=H2h+ch+(H2l>>>0>>0?1:0);H3l=H3[1]=H3l+dl;H3[0]=H3h+dh+(H3l>>>0
    >>0?1:0);H4l=H4[1]=H4l+el;H4[0]=H4h+eh+(H4l>>>0>>0?1:0);H5l=H5[1]=H5l+fl;H5[0]=H5h+fh+(H5l>>>0>>0?1:0);H6l=H6[1]=H6l+gl;H6[0]=H6h+gh+(H6l>>>0>>0?1:0);H7l=H7[1]=H7l+hl;H7[0]=H7h+hh+(H7l>>>0>>0?1:0);return H};module.exports=function(message,options){var H=[[1779033703,4089235720],[3144134277,2227873595],[1013904242,4271175723],[2773480762,1595750129],[1359893119,2917565137],[2600822924,725511199],[528734635,4215389547],[1541459225,327033209]];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>10<<5)+31]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":11,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/rng":16,"./jsbn/sec":17,"./util":22}],11:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ECPointFp=require("./jsbn/ec").ECPointFp;var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else this.import(input)};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub);this.compressed=pub[0]<4;return this};ECKey.prototype.export=function(format){var bytes=this.priv.toByteArrayUnsigned();if(this.compressed)bytes.push(1);return format==="base58"?base58.checkEncode(bytes,128):format==="bin"?conv.bytesToString(bytes):format==="bytes"?bytes:format==="hex"?conv.bytesToHex(bytes):bytes};ECKey.prototype.getExportedPrivateKey=ECKey.prototype.export;ECKey.prototype.toString=function(format){return""+this.export(format)};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.prototype.import=function(input){if(input instanceof ECKey){this.priv=input.priv;this.compressed=input.compressed}else if(input instanceof BigInteger){this.priv=input;this.compressed=ECKey.compressByDefault}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input.slice(0,32));this.compressed=input.length==33}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(base58.checkDecode(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(base58.checkDecode(input));this.compressed=true}else if(input.length>=64){this.priv=BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input.slice(0,64)));this.compressed=input.length==66}}};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/sec":17,"./util":22}],12:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(ecparams,enc){var type=enc[0];var dataLen=enc.length-1;if(type==4){var xBa=enc.slice(1,1+dataLen/2),yBa=enc.slice(1+dataLen/2,1+dataLen),x=BigInteger.fromByteArrayUnsigned(xBa),y=BigInteger.fromByteArrayUnsigned(yBa)}else{var xBa=enc.slice(1),x=BigInteger.fromByteArrayUnsigned(xBa),p=ecparams.getQ(),xCubedPlus7=x.multiply(x).multiply(x).add(new Bitcoin.BigInteger("7")).mod(p),pPlus1Over4=p.add(new Bitcoin.BigInteger("1")).divide(new Bitcoin.BigInteger("4")),y=xCubedPlus7.modPow(pPlus1Over4,p);if(y.mod(new Bitcoin.BigInteger("2")).toString()!=""+type%2){y=p.subtract(y)}}return new ECPointFp(ecparams,ecparams.fromBigInteger(x),ecparams.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":14,"./sec":17}],14:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;address=new Address(address);if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i65){var args=arguments[0].split(":");return this.addInput(args[0],args[1])}else{this.ins.push(new TransactionIn({outpoint:{hash:tx.hash||tx,index:outIndex},script:new Script,sequence:4294967295}))}};Transaction.prototype.addOutput=function(address,value){if(arguments[0]instanceof TransactionOut){this.outs.push(arguments[0]);return}if(arguments[0].indexOf(":")>=0){var args=arguments[0].split(":");address=args[0];value=parseInt(args[1])}this.outs.push(new TransactionOut({value:value,script:Script.createOutputScript(address)}))};var bytesToWords=function(bytes){for(var words=[],i=0,b=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){if(typeof buffer=="string"){buffer=conv.hexToBytes(buffer)}var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./eckey":11,"./jsbn/jsbn":14,"./script":20,"./util":22,"./wallet":23}],22:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},makeFilledArray:function(len,val){var array=[];var i=0;while(i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},bytesToWords:function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words},wordsToBytes:function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":5,"./jsbn/jsbn":14}],23:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var BIP32key=require("./bip32");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var SecureRandom=require("./jsbn/rng");var rng=new SecureRandom;var Wallet=function(){var keys=[];var masterkey=null;this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.genMasterkey=function(seed){if(!seed){var seedBytes=new Array(32);rng.nextBytes(seedBytes);seed=conv.bytesToString(seedBytes)}masterkey=new BIP32key(seed)};this.generateAddress=function(){keys.push(masterkey.ckd(keys.length))};this.getKeys=function(){var keyExport=[];for(var i=0;i=txValue)break}if(availableValue0){sendTx.addOutput(this.getCurAddress(),changeValue)}var hashType=1;sendTx.signWithKeys(this.getKeys(),selectedOuts,hashType);return sendTx};Wallet.prototype.clearTransactions=function(){this.txIndex={};this.unspentOuts=[]};Wallet.prototype.hasHash=function(hash){if(util.isArray(hash))hash=conv.bytesToHex(hash);for(var k=0;k=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;address=new Address(address);if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i65){var args=arguments[0].split(":");return this.addInput(args[0],args[1])}else{this.ins.push(new TransactionIn({outpoint:{hash:tx.hash||tx,index:outIndex},script:new Script,sequence:4294967295}))}};Transaction.prototype.addOutput=function(address,value){if(arguments[0]instanceof TransactionOut){this.outs.push(arguments[0]);return}if(arguments[0].indexOf(":")>=0){var args=arguments[0].split(":");address=args[0];value=parseInt(args[1])}this.outs.push(new TransactionOut({value:value,script:Script.createOutputScript(address)}))};var bytesToWords=function(bytes){for(var words=[],i=0,b=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){if(typeof buffer=="string"){buffer=conv.hexToBytes(buffer)}var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./eckey":11,"./jsbn/jsbn":14,"./script":20,"./util":22,"./wallet":23}],22:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},makeFilledArray:function(len,val){var array=[];var i=0;while(i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},bytesToWords:function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words},wordsToBytes:function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":5,"./jsbn/jsbn":14}],23:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var BIP32key=require("./bip32");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var SecureRandom=require("./jsbn/rng");var rng=new SecureRandom;var Wallet=function(){var keys=[];var masterkey=null;this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.genMasterkey=function(seed){if(!seed){var seedBytes=new Array(32);rng.nextBytes(seedBytes);seed=conv.bytesToString(seedBytes)}masterkey=new BIP32key(seed)};this.generateAddress=function(){keys.push(masterkey.ckd(keys.length))};this.getKeys=function(){var keyExport=[];for(var i=0;i=txValue)break}if(availableValue0){sendTx.addOutput(this.getCurAddress(),changeValue)}var hashType=1;sendTx.signWithKeys(this.getKeys(),selectedOuts,hashType);return sendTx};Wallet.prototype.clearTransactions=function(){this.txIndex={};this.unspentOuts=[]};Wallet.prototype.hasHash=function(hash){if(util.isArray(hash))hash=conv.bytesToHex(hash);for(var k=0;k Date: Sun, 24 Nov 2013 05:11:56 +0200 Subject: [PATCH 46/90] Support Numbers in formatValue --- src/util.js | 24 +++++++++++++++--------- 1 file changed, 15 insertions(+), 9 deletions(-) diff --git a/src/util.js b/src/util.js index 64fc644..1a864f0 100644 --- a/src/util.js +++ b/src/util.js @@ -67,7 +67,7 @@ module.exports = { /** * Format a Bitcoin value as a string. * - * Takes a BigInteger or byte-array and returns that amount of Bitcoins in a + * Takes a Number, BigInteger or byte-array and returns that amount of Bitcoins in a * nice standard formatting. * * Examples: @@ -76,14 +76,20 @@ module.exports = { * 900.99998888 * 34.00 */ - formatValue: function (valueBuffer) { - var value = this.valueToBigInt(valueBuffer).toString(); - var integerPart = value.length > 8 ? value.substr(0, value.length-8) : '0'; - var decimalPart = value.length > 8 ? value.substr(value.length-8) : value; - while (decimalPart.length < 8) decimalPart = "0"+decimalPart; - decimalPart = decimalPart.replace(/0*$/, ''); - while (decimalPart.length < 2) decimalPart += "0"; - return integerPart+"."+decimalPart; + formatValue: function (value) { + if (typeof value == 'number') { + value = value/100000000; + // at least two decimal places + return Math.floor(value*10)==value*10 ? value.toFixed(2) : ''+value; + } else { + value = module.exports.valueToBigInt(value).toString(); + var integerPart = value.length > 8 ? value.substr(0, value.length-8) : '0'; + var decimalPart = value.length > 8 ? value.substr(value.length-8) : value; + while (decimalPart.length < 8) decimalPart = "0"+decimalPart; + decimalPart = decimalPart.replace(/0*$/, ''); + while (decimalPart.length < 2) decimalPart += "0"; + return integerPart+"."+decimalPart; + } }, /** From 0a075573ed88aa6f64e87d0f50fdad39a3709a19 Mon Sep 17 00:00:00 2001 From: Nadav Ivgi Date: Thu, 28 Nov 2013 21:01:55 +0200 Subject: [PATCH 47/90] Fix signing with compressed keys calcPubkeyRecoveryParam always assumed a non-compressed key, and was comparing the address generated from a non-compressed public key against the original address generated from the compressed public key. This commit fixes it by passing the entire pubkey object, and configuring the generated address to use the same compressed setting as the original one. --- src/ecdsa.js | 4 +++- src/message.js | 3 +-- 2 files changed, 4 insertions(+), 3 deletions(-) diff --git a/src/ecdsa.js b/src/ecdsa.js index 1aa15ed..e65b8e1 100644 --- a/src/ecdsa.js +++ b/src/ecdsa.js @@ -275,10 +275,12 @@ var ECDSA = { * This function simply tries all four cases and returns the value * that resulted in a successful pubkey recovery. */ - calcPubkeyRecoveryParam: function (address, r, s, hash) + calcPubkeyRecoveryParam: function (origPubkey, r, s, hash) { + var address = origPubkey.getBitcoinAddress().toString(); for (var i = 0; i < 4; i++) { var pubkey = ECDSA.recoverPubKey(r, s, hash, i); + pubkey.compressed = origPubkey.compressed; if (pubkey.getBitcoinAddress().toString() == address) { return i; } diff --git a/src/message.js b/src/message.js index abc2da5..ef29117 100644 --- a/src/message.js +++ b/src/message.js @@ -34,8 +34,7 @@ Message.signMessage = function (key, message, compressed) { var obj = ecdsa.parseSig(sig); - var address = key.getBitcoinAddress().toString(); - var i = ecdsa.calcPubkeyRecoveryParam(address, obj.r, obj.s, hash); + var i = ecdsa.calcPubkeyRecoveryParam(key, obj.r, obj.s, hash); i += 27; if (compressed) i += 4; From 1780f4a98fde735141f5e8012e6e220252fe4c91 Mon Sep 17 00:00:00 2001 From: vub Date: Sun, 1 Dec 2013 21:52:07 -0500 Subject: [PATCH 48/90] Updated deterministic wallet; theoretically works now if properly combined with server --- bitcoinjs-min.js | 4 +- src/bip32.js | 4 +- src/transaction.js | 66 +++----- src/wallet.js | 372 ++++++++++++++++----------------------------- 4 files changed, 161 insertions(+), 285 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index 4433123..41b37e7 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ -!function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(conv.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(conv.hexToBytes(input))}},{"./convert":4,"./crypto-js/crypto":5,"./jsbn/jsbn":14}],3:[function(require,module,exports){var Script=require("./script"),util=require("./util"),conv=require("./convert"),key=require("./eckey"),base58=require("./base58"),Crypto=require("./crypto-js/crypto"),ECPointFp=require("./jsbn/ec").ECPointFp,sec=require("./jsbn/sec"),ecparams=sec("secp256k1");var BIP32key=function(opts){if(!opts)opts={};if(typeof opts=="string"){try{opts=BIP32key.prototype.deserialize(opts)}catch(e){opts=BIP32key.prototype.fromMasterKey(opts)}}this.vbytes=opts.vbytes;this.depth=opts.depth;this.fingerprint=opts.fingerprint;this.i=opts.i;this.chaincode=opts.chaincode;this.key=opts.key;this.type=conv.bytesToString(this.vbytes)==PRIVDERIV?"priv":"pub";return this};var PRIVDERIV=BIP32key.PRIVDERIV="ˆ­ä";var PUBDERIV=BIP32key.PUBDERIV="ˆ²";BIP32key.prototype.deserialize=function(str){var bytes=base58.decode(str);var front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var type=conv.bytesToString(bytes.slice(0,4))==PRIVDERIV?"priv":"pub";return new BIP32key({type:type,vbytes:bytes.slice(0,4),depth:bytes[4],fingerprint:bytes.slice(5,9),i:util.bytesToNum(bytes.slice(9,13).reverse()),chaincode:bytes.slice(13,45),key:new key(type=="priv"?bytes.slice(46,78).concat([1]):bytes.slice(45,78))})};BIP32key.prototype.serialize=function(){var bytes=this.vbytes.concat([this.depth],this.fingerprint,util.numToBytes(this.i,4).reverse(),this.chaincode,this.type=="priv"?[0].concat(this.key.export("bytes").slice(0,32)):this.key);var checksum=Crypto.SHA256(Crypto.SHA256(bytes,{asBytes:true}),{asBytes:true}).slice(0,4);return base58.encode(bytes.concat(checksum))};BIP32key.prototype.ckd=function(i){var priv,pub,newkey,fingerprint,blob,I;if(this.type=="priv"){priv=this.key.export("bytes");pub=this.key.getPub()}else pub=this.key;if(i>=2147483648){if(this.priv)throw new Error("Can't do private derivation on public key!");blob=[0].concat(priv.slice(0,32),util.numToBytes(this.i,4).reverse())}else blob=pub.concat(util.numToBytes(this.i,4).reverse());I=Crypto.HMAC(Crypto.SHA512,blob,this.chaincode,{asBytes:true});if(this.type=="priv"){Ikey=Bitcoin.BigInteger.fromByteArrayUnsigned(I.slice(0,32));newkey=new key(this.key.priv.add(Ikey));newkey.compressed=true;fingerprint=util.sha256ripe160(this.key.getPub()).slice(0,4)}else{newkey=ECPointFp.decodeFrom(ecparams.getCurve(),this.key).add(new key(I.slice(0,32).concat([1])).getPubPoint()).getEncoded(true);fingerprint=util.sha256ripe160(this.key).slice(0,4)}return new BIP32key({vbytes:this.vbytes,type:this.type,depth:this.depth+1,fingerprint:fingerprint,i:i,chaincode:I.slice(32),key:newkey})};BIP32key.prototype.clone=function(){return new BIP32key(this)};BIP32key.prototype.privtopub=BIP32key.prototype.getPub=function(){if(this.type=="pub")return this.clone();return new BIP32key({vbytes:conv.stringToBytes(PUBDERIV),type:"pub",depth:this.depth,fingerprint:this.fingerprint,i:this.i,chaincode:this.chaincode,key:this.key.getPub()})};BIP32key.prototype.fromMasterKey=function(seed){var I=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA512,seed,"Bitcoin seed",{asBytes:true});return new BIP32key({vbytes:conv.stringToBytes(PRIVDERIV),type:"priv",depth:0,fingerprint:[0,0,0,0],i:0,chaincode:I.slice(32),key:new key(I.slice(0,32).concat([1]))})};BIP32key.prototype.getKey=function(){return this.key};module.exports=BIP32key},{"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./eckey":11,"./jsbn/ec":13,"./jsbn/sec":17,"./script":20,"./util":22}],4:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return module.exports.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],5:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;ihasher._blocksize)key=hasher(key,{asBytes:true});var okey=key.slice(0),ikey=key.slice(0);for(var i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":4,"./crypto":5}],8:[function(require,module,exports){var conv=require("../convert"),util=require("../util");var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i>>1|gamma0xl<<31)^(gamma0xh>>>8|gamma0xl<<24)^gamma0xh>>>7;var gamma0l=(gamma0xl>>>1|gamma0xh<<31)^(gamma0xl>>>8|gamma0xh<<24)^(gamma0xl>>>7|gamma0xh<<25);var gamma1x=W[i-2];var gamma1xh=gamma1x[0];var gamma1xl=gamma1x[1];var gamma1h=(gamma1xh>>>19|gamma1xl<<13)^(gamma1xh<<3|gamma1xl>>>29)^gamma1xh>>>6;var gamma1l=(gamma1xl>>>19|gamma1xh<<13)^(gamma1xl<<3|gamma1xh>>>29)^(gamma1xl>>>6|gamma1xh<<26);var Wi7=W[i-7];var Wi7h=Wi7[0];var Wi7l=Wi7[1];var Wi16=W[i-16];var Wi16h=Wi16[0];var Wi16l=Wi16[1];var Wil=gamma0l+Wi7l;var Wih=gamma0h+Wi7h+(Wil>>>0>>0?1:0);var Wil=Wil+gamma1l;var Wih=Wih+gamma1h+(Wil>>>0>>0?1:0);var Wil=Wil+Wi16l;var Wih=Wih+Wi16h+(Wil>>>0>>0?1:0);Wi[0]=Wih;Wi[1]=Wil}var chh=eh&fh^~eh&gh;var chl=el&fl^~el≷var majh=ah&bh^ah&ch^bh&ch;var majl=al&bl^al&cl^bl&cl;var sigma0h=(ah>>>28|al<<4)^(ah<<30|al>>>2)^(ah<<25|al>>>7);var sigma0l=(al>>>28|ah<<4)^(al<<30|ah>>>2)^(al<<25|ah>>>7);var sigma1h=(eh>>>14|el<<18)^(eh>>>18|el<<14)^(eh<<23|el>>>9);var sigma1l=(el>>>14|eh<<18)^(el>>>18|eh<<14)^(el<<23|eh>>>9);var Ki=K[i];var Kih=Ki[0];var Kil=Ki[1];var t1l=hl+sigma1l;var t1h=hh+sigma1h+(t1l>>>0>>0?1:0);var t1l=t1l+chl;var t1h=t1h+chh+(t1l>>>0>>0?1:0);var t1l=t1l+Kil;var t1h=t1h+Kih+(t1l>>>0>>0?1:0);var t1l=t1l+Wil;var t1h=t1h+Wih+(t1l>>>0>>0?1:0);var t2l=sigma0l+majl;var t2h=sigma0h+majh+(t2l>>>0>>0?1:0);hh=gh;hl=gl;gh=fh;gl=fl;fh=eh;fl=el;el=dl+t1l|0;eh=dh+t1h+(el>>>0
    >>0?1:0)|0;dh=ch;dl=cl;ch=bh;cl=bl;bh=ah;bl=al;al=t1l+t2l|0;ah=t1h+t2h+(al>>>0>>0?1:0)|0}H0l=H0[1]=H0l+al;H0[0]=H0h+ah+(H0l>>>0>>0?1:0);H1l=H1[1]=H1l+bl;H1[0]=H1h+bh+(H1l>>>0>>0?1:0);H2l=H2[1]=H2l+cl;H2[0]=H2h+ch+(H2l>>>0>>0?1:0);H3l=H3[1]=H3l+dl;H3[0]=H3h+dh+(H3l>>>0
    >>0?1:0);H4l=H4[1]=H4l+el;H4[0]=H4h+eh+(H4l>>>0>>0?1:0);H5l=H5[1]=H5l+fl;H5[0]=H5h+fh+(H5l>>>0>>0?1:0);H6l=H6[1]=H6l+gl;H6[0]=H6h+gh+(H6l>>>0>>0?1:0);H7l=H7[1]=H7l+hl;H7[0]=H7h+hh+(H7l>>>0>>0?1:0);return H};module.exports=function(message,options){var H=[[1779033703,4089235720],[3144134277,2227873595],[1013904242,4271175723],[2773480762,1595750129],[1359893119,2917565137],[2600822924,725511199],[528734635,4215389547],[1541459225,327033209]];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>10<<5)+31]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":11,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/rng":16,"./jsbn/sec":17,"./util":22}],11:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ECPointFp=require("./jsbn/ec").ECPointFp;var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else this.import(input)};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub);this.compressed=pub[0]<4;return this};ECKey.prototype.export=function(format){var bytes=this.priv.toByteArrayUnsigned();if(this.compressed)bytes.push(1);return format==="base58"?base58.checkEncode(bytes,128):format==="bin"?conv.bytesToString(bytes):format==="bytes"?bytes:format==="hex"?conv.bytesToHex(bytes):bytes};ECKey.prototype.getExportedPrivateKey=ECKey.prototype.export;ECKey.prototype.toString=function(format){return""+this.export(format)};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.prototype.import=function(input){if(input instanceof ECKey){this.priv=input.priv;this.compressed=input.compressed}else if(input instanceof BigInteger){this.priv=input;this.compressed=ECKey.compressByDefault}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input.slice(0,32));this.compressed=input.length==33}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(base58.checkDecode(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(base58.checkDecode(input));this.compressed=true}else if(input.length>=64){this.priv=BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input.slice(0,64)));this.compressed=input.length==66}}};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/sec":17,"./util":22}],12:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(conv.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(conv.hexToBytes(input))}},{"./convert":4,"./crypto-js/crypto":5,"./jsbn/jsbn":14}],3:[function(require,module,exports){var Script=require("./script"),util=require("./util"),conv=require("./convert"),key=require("./eckey"),base58=require("./base58"),Crypto=require("./crypto-js/crypto"),ECPointFp=require("./jsbn/ec").ECPointFp,sec=require("./jsbn/sec"),ecparams=sec("secp256k1");var BIP32key=function(opts){if(!opts)opts={};if(typeof opts=="string"){try{opts=BIP32key.prototype.deserialize(opts)}catch(e){opts=BIP32key.prototype.fromMasterKey(opts)}}this.vbytes=opts.vbytes;this.depth=opts.depth;this.fingerprint=opts.fingerprint;this.i=opts.i;this.chaincode=opts.chaincode;this.key=opts.key;this.type=conv.bytesToString(this.vbytes)==PRIVDERIV?"priv":"pub";return this};var PRIVDERIV=BIP32key.PRIVDERIV="ˆ­ä";var PUBDERIV=BIP32key.PUBDERIV="ˆ²";BIP32key.prototype.deserialize=function(str){var bytes=base58.decode(str);var front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var type=conv.bytesToString(bytes.slice(0,4))==PRIVDERIV?"priv":"pub";return new BIP32key({type:type,vbytes:bytes.slice(0,4),depth:bytes[4],fingerprint:bytes.slice(5,9),i:util.bytesToNum(bytes.slice(9,13).reverse()),chaincode:bytes.slice(13,45),key:new key(type=="priv"?bytes.slice(46,78).concat([1]):bytes.slice(45,78))})};BIP32key.prototype.serialize=function(){var bytes=this.vbytes.concat([this.depth],this.fingerprint,util.numToBytes(this.i,4).reverse(),this.chaincode,this.type=="priv"?[0].concat(this.key.export("bytes").slice(0,32)):this.key);var checksum=Crypto.SHA256(Crypto.SHA256(bytes,{asBytes:true}),{asBytes:true}).slice(0,4);return base58.encode(bytes.concat(checksum))};BIP32key.prototype.ckd=function(i){var priv,pub,newkey,fingerprint,blob,I;if(this.type=="priv"){priv=this.key.export("bytes");pub=this.key.getPub()}else pub=this.key;if(i>=2147483648){if(this.priv)throw new Error("Can't do private derivation on public key!");blob=[0].concat(priv.slice(0,32),util.numToBytes(i,4).reverse())}else blob=pub.concat(util.numToBytes(i,4).reverse());I=Crypto.HMAC(Crypto.SHA512,blob,this.chaincode,{asBytes:true});if(this.type=="priv"){Ikey=Bitcoin.BigInteger.fromByteArrayUnsigned(I.slice(0,32));newkey=new key(this.key.priv.add(Ikey));newkey.compressed=true;fingerprint=util.sha256ripe160(this.key.getPub()).slice(0,4)}else{newkey=ECPointFp.decodeFrom(ecparams.getCurve(),this.key).add(new key(I.slice(0,32).concat([1])).getPubPoint()).getEncoded(true);fingerprint=util.sha256ripe160(this.key).slice(0,4)}return new BIP32key({vbytes:this.vbytes,type:this.type,depth:this.depth+1,fingerprint:fingerprint,i:i,chaincode:I.slice(32),key:newkey})};BIP32key.prototype.clone=function(){return new BIP32key(this)};BIP32key.prototype.privtopub=BIP32key.prototype.getPub=function(){if(this.type=="pub")return this.clone();return new BIP32key({vbytes:conv.stringToBytes(PUBDERIV),type:"pub",depth:this.depth,fingerprint:this.fingerprint,i:this.i,chaincode:this.chaincode,key:this.key.getPub()})};BIP32key.prototype.fromMasterKey=function(seed){var I=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA512,seed,"Bitcoin seed",{asBytes:true});return new BIP32key({vbytes:conv.stringToBytes(PRIVDERIV),type:"priv",depth:0,fingerprint:[0,0,0,0],i:0,chaincode:I.slice(32),key:new key(I.slice(0,32).concat([1]))})};BIP32key.prototype.getKey=function(){return this.key};module.exports=BIP32key},{"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./eckey":11,"./jsbn/ec":13,"./jsbn/sec":17,"./script":20,"./util":22}],4:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return module.exports.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],5:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;ihasher._blocksize)key=hasher(key,{asBytes:true});var okey=key.slice(0),ikey=key.slice(0);for(var i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":4,"./crypto":5}],8:[function(require,module,exports){var conv=require("../convert"),util=require("../util");var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i>>1|gamma0xl<<31)^(gamma0xh>>>8|gamma0xl<<24)^gamma0xh>>>7;var gamma0l=(gamma0xl>>>1|gamma0xh<<31)^(gamma0xl>>>8|gamma0xh<<24)^(gamma0xl>>>7|gamma0xh<<25);var gamma1x=W[i-2];var gamma1xh=gamma1x[0];var gamma1xl=gamma1x[1];var gamma1h=(gamma1xh>>>19|gamma1xl<<13)^(gamma1xh<<3|gamma1xl>>>29)^gamma1xh>>>6;var gamma1l=(gamma1xl>>>19|gamma1xh<<13)^(gamma1xl<<3|gamma1xh>>>29)^(gamma1xl>>>6|gamma1xh<<26);var Wi7=W[i-7];var Wi7h=Wi7[0];var Wi7l=Wi7[1];var Wi16=W[i-16];var Wi16h=Wi16[0];var Wi16l=Wi16[1];var Wil=gamma0l+Wi7l;var Wih=gamma0h+Wi7h+(Wil>>>0>>0?1:0);var Wil=Wil+gamma1l;var Wih=Wih+gamma1h+(Wil>>>0>>0?1:0);var Wil=Wil+Wi16l;var Wih=Wih+Wi16h+(Wil>>>0>>0?1:0);Wi[0]=Wih;Wi[1]=Wil}var chh=eh&fh^~eh&gh;var chl=el&fl^~el≷var majh=ah&bh^ah&ch^bh&ch;var majl=al&bl^al&cl^bl&cl;var sigma0h=(ah>>>28|al<<4)^(ah<<30|al>>>2)^(ah<<25|al>>>7);var sigma0l=(al>>>28|ah<<4)^(al<<30|ah>>>2)^(al<<25|ah>>>7);var sigma1h=(eh>>>14|el<<18)^(eh>>>18|el<<14)^(eh<<23|el>>>9);var sigma1l=(el>>>14|eh<<18)^(el>>>18|eh<<14)^(el<<23|eh>>>9);var Ki=K[i];var Kih=Ki[0];var Kil=Ki[1];var t1l=hl+sigma1l;var t1h=hh+sigma1h+(t1l>>>0>>0?1:0);var t1l=t1l+chl;var t1h=t1h+chh+(t1l>>>0>>0?1:0);var t1l=t1l+Kil;var t1h=t1h+Kih+(t1l>>>0>>0?1:0);var t1l=t1l+Wil;var t1h=t1h+Wih+(t1l>>>0>>0?1:0);var t2l=sigma0l+majl;var t2h=sigma0h+majh+(t2l>>>0>>0?1:0);hh=gh;hl=gl;gh=fh;gl=fl;fh=eh;fl=el;el=dl+t1l|0;eh=dh+t1h+(el>>>0
    >>0?1:0)|0;dh=ch;dl=cl;ch=bh;cl=bl;bh=ah;bl=al;al=t1l+t2l|0;ah=t1h+t2h+(al>>>0>>0?1:0)|0}H0l=H0[1]=H0l+al;H0[0]=H0h+ah+(H0l>>>0>>0?1:0);H1l=H1[1]=H1l+bl;H1[0]=H1h+bh+(H1l>>>0>>0?1:0);H2l=H2[1]=H2l+cl;H2[0]=H2h+ch+(H2l>>>0>>0?1:0);H3l=H3[1]=H3l+dl;H3[0]=H3h+dh+(H3l>>>0
    >>0?1:0);H4l=H4[1]=H4l+el;H4[0]=H4h+eh+(H4l>>>0>>0?1:0);H5l=H5[1]=H5l+fl;H5[0]=H5h+fh+(H5l>>>0>>0?1:0);H6l=H6[1]=H6l+gl;H6[0]=H6h+gh+(H6l>>>0>>0?1:0);H7l=H7[1]=H7l+hl;H7[0]=H7h+hh+(H7l>>>0>>0?1:0);return H};module.exports=function(message,options){var H=[[1779033703,4089235720],[3144134277,2227873595],[1013904242,4271175723],[2773480762,1595750129],[1359893119,2917565137],[2600822924,725511199],[528734635,4215389547],[1541459225,327033209]];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>10<<5)+31]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":11,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/rng":16,"./jsbn/sec":17,"./util":22}],11:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ECPointFp=require("./jsbn/ec").ECPointFp;var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else this.import(input)};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub);this.compressed=pub[0]<4;return this};ECKey.prototype.export=function(format){var bytes=this.priv.toByteArrayUnsigned();if(this.compressed)bytes.push(1);return format==="base58"?base58.checkEncode(bytes,128):format==="bin"?conv.bytesToString(bytes):format==="bytes"?bytes:format==="hex"?conv.bytesToHex(bytes):bytes};ECKey.prototype.getExportedPrivateKey=ECKey.prototype.export;ECKey.prototype.toString=function(format){return""+this.export(format)};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.prototype.import=function(input){if(input instanceof ECKey){this.priv=input.priv;this.compressed=input.compressed}else if(input instanceof BigInteger){this.priv=input;this.compressed=ECKey.compressByDefault}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input.slice(0,32));this.compressed=input.length==33}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(base58.checkDecode(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(base58.checkDecode(input));this.compressed=true}else if(input.length>=64){this.priv=BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input.slice(0,64)));this.compressed=input.length==66}}};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/sec":17,"./util":22}],12:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(ecparams,enc){var type=enc[0];var dataLen=enc.length-1;if(type==4){var xBa=enc.slice(1,1+dataLen/2),yBa=enc.slice(1+dataLen/2,1+dataLen),x=BigInteger.fromByteArrayUnsigned(xBa),y=BigInteger.fromByteArrayUnsigned(yBa)}else{var xBa=enc.slice(1),x=BigInteger.fromByteArrayUnsigned(xBa),p=ecparams.getQ(),xCubedPlus7=x.multiply(x).multiply(x).add(new Bitcoin.BigInteger("7")).mod(p),pPlus1Over4=p.add(new Bitcoin.BigInteger("1")).divide(new Bitcoin.BigInteger("4")),y=xCubedPlus7.modPow(pPlus1Over4,p);if(y.mod(new Bitcoin.BigInteger("2")).toString()!=""+type%2){y=p.subtract(y)}}return new ECPointFp(ecparams,ecparams.fromBigInteger(x),ecparams.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":14,"./sec":17}],14:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;address=new Address(address);if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i65){var args=arguments[0].split(":");return this.addInput(args[0],args[1])}else{this.ins.push(new TransactionIn({outpoint:{hash:tx.hash||tx,index:outIndex},script:new Script,sequence:4294967295}))}};Transaction.prototype.addOutput=function(address,value){if(arguments[0]instanceof TransactionOut){this.outs.push(arguments[0]);return}if(arguments[0].indexOf(":")>=0){var args=arguments[0].split(":");address=args[0];value=parseInt(args[1])}this.outs.push(new TransactionOut({value:value,script:Script.createOutputScript(address)}))};var bytesToWords=function(bytes){for(var words=[],i=0,b=0;i>>5]|=bytes[i]<<24-b%32;return words};var wordsToBytes=function(words){for(var bytes=[],b=0;b>>5]>>>24-b%32&255);return bytes};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){if(typeof buffer=="string"){buffer=conv.hexToBytes(buffer)}var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./eckey":11,"./jsbn/jsbn":14,"./script":20,"./util":22,"./wallet":23}],22:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},makeFilledArray:function(len,val){var array=[];var i=0;while(i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},bytesToWords:function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words},wordsToBytes:function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":5,"./jsbn/jsbn":14}],23:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var BIP32key=require("./bip32");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var SecureRandom=require("./jsbn/rng");var rng=new SecureRandom;var Wallet=function(){var keys=[];var masterkey=null;this.addressHashes=[];this.txIndex={};this.unspentOuts=[];this.addressPointer=0;this.genMasterkey=function(seed){if(!seed){var seedBytes=new Array(32);rng.nextBytes(seedBytes);seed=conv.bytesToString(seedBytes)}masterkey=new BIP32key(seed)};this.generateAddress=function(){keys.push(masterkey.ckd(keys.length))};this.getKeys=function(){var keyExport=[];for(var i=0;i=txValue)break}if(availableValue0){sendTx.addOutput(this.getCurAddress(),changeValue)}var hashType=1;sendTx.signWithKeys(this.getKeys(),selectedOuts,hashType);return sendTx};Wallet.prototype.clearTransactions=function(){this.txIndex={};this.unspentOuts=[]};Wallet.prototype.hasHash=function(hash){if(util.isArray(hash))hash=conv.bytesToHex(hash);for(var k=0;k=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;address=new Address(address);if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i65){var args=arguments[0].split(":");return this.addInput(args[0],args[1])}else{this.ins.push(new TransactionIn({outpoint:{hash:tx.hash||tx,index:outIndex},script:new Script,sequence:4294967295}))}};Transaction.prototype.addOutput=function(address,value){if(arguments[0]instanceof TransactionOut){this.outs.push(arguments[0]);return}if(arguments[0].indexOf(":")>=0){var args=arguments[0].split(":");address=args[0];value=parseInt(args[1])}this.outs.push(new TransactionOut({value:value,script:Script.createOutputScript(address)}))};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){if(typeof buffer=="string"){buffer=conv.hexToBytes(buffer)}var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./eckey":11,"./jsbn/jsbn":14,"./script":20,"./util":22,"./wallet":23}],22:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},makeFilledArray:function(len,val){var array=[];var i=0;while(i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},bytesToWords:function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words},wordsToBytes:function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":5,"./jsbn/jsbn":14}],23:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var BIP32key=require("./bip32");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var SecureRandom=require("./jsbn/rng");var rng=new SecureRandom;var Wallet=function(seed){var keys=[];var masterkey=null;var me=this;this.addresses=[];this.outputs={};this.newMasterKey=function(seed){if(!seed){var seedBytes=new Array(32);rng.nextBytes(seedBytes);seed=conv.bytesToString(seedBytes)}masterkey=new BIP32key(seed);keys=[]};this.newMasterKey(seed);this.generateAddress=function(){keys.push(masterkey.ckd(keys.length).key);this.addresses.push(keys[keys.length-1].getBitcoinAddress().toString());return this.addresses[this.addresses.length-1]};this.processTx=function(tx,verified){var txhash=conv.bytesToHex(tx.getHash());for(var i=0;i=0){me.outputs[txhash+":"+i]={output:txhash+":"+i,value:tx.outs[i].value,address:tx.outs[i].address.toString(),timestamp:(new Date).getTime()/1e3,pending:true}}}for(var i=0;io.timestamp+1200)delete this.outputs[o];if(o.spendpending&&t>o.timestamp+1200){o.spendpending=false;o.spend=false;delete o.timestamp}}};var peoInterval=setInterval(this.processExistingOutputs,1e4);this.getUtxoToPay=function(value){var h=[];for(var out in this.outputs)h.push(this.outputs[out]);var utxo=h.filter(function(x){return!x.spend});var valuecompare=function(a,b){return a.value>b.value};var high=utxo.filter(function(o){return o.value>=value}).sort(valuecompare);if(high.length>0)return[high[0]];utxo.sort(valuecompare);var totalval=0;for(var i=0;i=value)return utxo.slice(0,i+1)}throw"Not enough money to send funds including transaction fee. Have: "+totalval/1e8+", needed: "+value/1e8};this.mkSend=function(to,value,fee){var utxo=this.getUtxoToPay(value+fee);var sum=utxo.reduce(function(t,o){return t+o.value},0),remainder=sum-value-fee;if(value<5430)throw new Error("Amount below dust threshold!");var unspentOuts=0;for(var o in this.outputs){if(!this.outputs[o].spend)unspentOuts+=1;if(unspentOuts>=5)return}var change=this.addresses[this.addresses.length-1];var toOut={address:to,value:value},changeOut={address:change,value:remainder};halfChangeOut={address:change,value:Math.floor(remainder/2)};var outs=remainder<5430?[toOut]:remainder<10860?[toOut,changeOut]:unspentOuts==5?[toOut,changeOut]:[toOut,halfChangeOut,halfChangeOut];console.log(1,utxo,outs);var tx=new Bitcoin.Transaction({ins:utxo.map(function(x){return x.output}),outs:outs});this.sign(tx);return tx};this.sign=function(tx){tx.ins.map(function(inp,i){console.log(1,inp.outpoint);var inp=inp.outpoint.hash+":"+inp.outpoint.index;if(me.outputs[inp]){console.log(2,me.outputs[inp]);var address=me.outputs[inp].address,ind=me.addresses.indexOf(address);console.log(3,ind);if(ind>=0){var key=keys[ind];tx.sign(ind,key)}}});return tx};this.getMasterKey=function(){return masterkey};this.getPrivateKey=function(index){if(typeof index=="string")return keys.filter(function(i,k){return addresses[i]==index})[0];else return keys[index]};this.getPrivateKeys=function(){return keys}};module.exports=Wallet},{"./bip32":3,"./convert":4,"./eckey":11,"./jsbn/jsbn":14,"./jsbn/rng":16,"./script":20,"./transaction":21,"./util":22}]},{},[12])(12)}); \ No newline at end of file diff --git a/src/bip32.js b/src/bip32.js index 3059fa6..36a0d2f 100644 --- a/src/bip32.js +++ b/src/bip32.js @@ -75,9 +75,9 @@ BIP32key.prototype.ckd = function(i) { if (i >= 2147483648) { if (this.priv) throw new Error("Can't do private derivation on public key!") - blob = [0].concat(priv.slice(0,32),util.numToBytes(this.i,4).reverse()) + blob = [0].concat(priv.slice(0,32),util.numToBytes(i,4).reverse()) } - else blob = pub.concat(util.numToBytes(this.i,4).reverse()) + else blob = pub.concat(util.numToBytes(i,4).reverse()) I = Crypto.HMAC(Crypto.SHA512,blob,this.chaincode,{ asBytes: true }) diff --git a/src/transaction.js b/src/transaction.js index 755735b..c6d0224 100644 --- a/src/transaction.js +++ b/src/transaction.js @@ -110,21 +110,6 @@ Transaction.prototype.addOutput = function (address, value) { })); }; -// TODO(shtylman) crypto sha uses this also -// Convert a byte array to big-endian 32-bit words -var bytesToWords = function (bytes) { - for (var words = [], i = 0, b = 0; i < bytes.length; i++, b += 8) - words[b >>> 5] |= bytes[i] << (24 - b % 32); - return words; -}; - - // Convert big-endian 32-bit words to a byte array -var wordsToBytes = function (words) { - for (var bytes = [], b = 0; b < words.length * 32; b += 8) - bytes.push((words[b >>> 5] >>> (24 - b % 32)) & 0xFF); - return bytes; -}; - /** * Serialize this transaction. * @@ -132,35 +117,34 @@ var wordsToBytes = function (words) { * format. This method is byte-perfect, i.e. the resulting byte array can * be hashed to get the transaction's standard Bitcoin hash. */ -Transaction.prototype.serialize = function () -{ - var buffer = []; - buffer = buffer.concat(util.numToBytes(parseInt(this.version),4)); - buffer = buffer.concat(util.numToVarInt(this.ins.length)); - for (var i = 0; i < this.ins.length; i++) { - var txin = this.ins[i]; +Transaction.prototype.serialize = function () { + var buffer = []; + buffer = buffer.concat(util.numToBytes(parseInt(this.version),4)); + buffer = buffer.concat(util.numToVarInt(this.ins.length)); + for (var i = 0; i < this.ins.length; i++) { + var txin = this.ins[i]; - // Why do blockchain.info, blockexplorer.com, sx and just about everybody - // else use little-endian hashes? No idea... - buffer = buffer.concat(conv.hexToBytes(txin.outpoint.hash).reverse()); + // Why do blockchain.info, blockexplorer.com, sx and just about everybody + // else use little-endian hashes? No idea... + buffer = buffer.concat(conv.hexToBytes(txin.outpoint.hash).reverse()); - buffer = buffer.concat(util.numToBytes(parseInt(txin.outpoint.index),4)); - var scriptBytes = txin.script.buffer; - buffer = buffer.concat(util.numToVarInt(scriptBytes.length)); - buffer = buffer.concat(scriptBytes); - buffer = buffer.concat(util.numToBytes(parseInt(txin.sequence),4)); - } - buffer = buffer.concat(util.numToVarInt(this.outs.length)); - for (var i = 0; i < this.outs.length; i++) { - var txout = this.outs[i]; - buffer = buffer.concat(util.numToBytes(txout.value,8)); - var scriptBytes = txout.script.buffer; - buffer = buffer.concat(util.numToVarInt(scriptBytes.length)); - buffer = buffer.concat(scriptBytes); - } - buffer = buffer.concat(util.numToBytes(parseInt(this.lock_time),4)); + buffer = buffer.concat(util.numToBytes(parseInt(txin.outpoint.index),4)); + var scriptBytes = txin.script.buffer; + buffer = buffer.concat(util.numToVarInt(scriptBytes.length)); + buffer = buffer.concat(scriptBytes); + buffer = buffer.concat(util.numToBytes(parseInt(txin.sequence),4)); + } + buffer = buffer.concat(util.numToVarInt(this.outs.length)); + for (var i = 0; i < this.outs.length; i++) { + var txout = this.outs[i]; + buffer = buffer.concat(util.numToBytes(txout.value,8)); + var scriptBytes = txout.script.buffer; + buffer = buffer.concat(util.numToVarInt(scriptBytes.length)); + buffer = buffer.concat(scriptBytes); + } + buffer = buffer.concat(util.numToBytes(parseInt(this.lock_time),4)); - return buffer; + return buffer; }; Transaction.prototype.serializeHex = function() { diff --git a/src/wallet.js b/src/wallet.js index 4272f26..544b762 100644 --- a/src/wallet.js +++ b/src/wallet.js @@ -14,265 +14,157 @@ var TransactionOut = require('./transaction').TransactionOut; var SecureRandom = require('./jsbn/rng'); var rng = new SecureRandom(); -var Wallet = function () { - // Keychain - // - // The keychain is stored as a var in this closure to make accidental - // serialization less likely. - // - // Any functions accessing this value therefore have to be defined in - // the closure of this constructor. - var keys = []; - var masterkey = null; +var Wallet = function (seed) { - // Public hashes of our keys - this.addressHashes = []; + // Stored in a closure to make accidental serialization less likely + var keys = []; + var masterkey = null; + var me = this; - // Transaction data - this.txIndex = {}; - this.unspentOuts = []; + // Addresses + this.addresses = []; - // Other fields - this.addressPointer = 0; + // Transaction output data + this.outputs = {}; - this.genMasterkey = function(seed) { - if (!seed) { - var seedBytes = new Array(32); - rng.nextBytes(seedBytes); - seed = conv.bytesToString(seedBytes) + // Make a new master key + this.newMasterKey = function(seed) { + if (!seed) { + var seedBytes = new Array(32); + rng.nextBytes(seedBytes); + seed = conv.bytesToString(seedBytes) + } + masterkey = new BIP32key(seed); + keys = [] } - masterkey = new BIP32key(seed); - } - - this.generateAddress = function() { - keys.push(masterkey.ckd(keys.length)) - } - - /** - * Get the key chain. - * - * Returns an array of hex-encoded private values. - */ - this.getKeys = function () { - var keyExport = []; + this.newMasterKey(seed) - for (var i = 0; i < keys.length; i++) { - keyExport.push(keys[i].toString()); + // Add a new address + this.generateAddress = function() { + keys.push(masterkey.ckd(keys.length).key) + this.addresses.push(keys[keys.length-1].getBitcoinAddress().toString()) + return this.addresses[this.addresses.length - 1] } - - return keyExport; - }; - - this.privateSerialize = function() { - return { - masterkey: masterkey, - keys: this.getKeys() + + // Processes a transaction object + // If "verified" is true, then we trust the transaction as "final" + this.processTx = function(tx, verified) { + var txhash = conv.bytesToHex(tx.getHash()) + for (var i = 0; i < tx.outs.length; i++) { + if (this.addresses.indexOf(tx.outs[i].address.toString()) >= 0) { + me.outputs[txhash+':'+i] = { + output: txhash+':'+i, + value: tx.outs[i].value, + address: tx.outs[i].address.toString(), + timestamp: new Date().getTime() / 1000, + pending: true + } + } + } + for (var i = 0; i < tx.ins.length; i++) { + var op = tx.ins[i].outpoint + var o = me.outputs[op.hash+':'+op.index] + if (o) { + o.spend = txhash+':'+i + o.spendpending = true + o.timestamp = new Date().getTime() / 1000 + } + } } - } - - /** - * Get the public keys. - * - * Returns an array of hex-encoded public keys. - */ - this.getPubKeys = function () { - var pubs = []; - - for (var i = 0; i < keys.length; i++) { - pubs.push(conv.bytesToHex(keys[i].getPub())); + // Processes an output from an external source of the form + // { output: txhash:index, value: integer, address: address } + // Excellent compatibility with SX and pybitcointools + this.processOutput = function(o) { + if (!this.outputs[o.output] || this.outputs[o.output].pending) + this.outputs[o.output] = o; } - return pubs; - }; - - /** - * Delete all keys. - */ - this.clear = function () { - keys = []; - masterkey = null; - }; - - /** - * Return the number of keys in this wallet. - */ - this.getLength = function () { - return keys.length; - }; - - /** - * Get the addresses for this wallet. - * - * Returns an array of Address objects. - */ - this.getAllAddresses = function () { - var addresses = []; - for (var i = 0; i < keys.length; i++) { - addresses.push(keys[i].getBitcoinAddress()); + this.processExistingOutputs = function() { + var t = new Date().getTime() / 1000 + for (var o in this.outputs) { + if (o.pending && t > o.timestamp + 1200) + delete this.outputs[o] + if (o.spendpending && t > o.timestamp + 1200) { + o.spendpending = false + o.spend = false + delete o.timestamp + } + } } - return addresses; - }; - - this.getCurAddress = function () { - if (keys[keys.length - 1]) { - return keys[keys.length - 1].getBitcoinAddress(); - } else { - return null; + var peoInterval = setInterval(this.processExistingOutputs, 10000) + + this.getUtxoToPay = function(value) { + var h = [] + for (var out in this.outputs) h.push(this.outputs[out]) + var utxo = h.filter(function(x) { return !x.spend }); + var valuecompare = function(a,b) { return a.value > b.value; } + var high = utxo.filter(function(o) { return o.value >= value; }) + .sort(valuecompare); + if (high.length > 0) return [high[0]]; + utxo.sort(valuecompare); + var totalval = 0; + for (var i = 0; i < utxo.length; i++) { + totalval += utxo[i].value; + if (totalval >= value) return utxo.slice(0,i+1); + } + throw ("Not enough money to send funds including transaction fee. Have: " + + (totalval / 100000000) + ", needed: " + (value / 100000000)); } - }; - - /** - * Sign a hash with a key. - * - * This method expects the pubKeyHash as the first parameter and the hash - * to be signed as the second parameter. - */ - this.signWithKey = function (pubKeyHash, hash) { - pubKeyHash = conv.bytesToHex(pubKeyHash); - for (var i = 0; i < this.addressHashes.length; i++) { - if (this.addressHashes[i] == pubKeyHash) { - return keys[i].sign(hash); - } + + this.mkSend = function(to, value, fee) { + var utxo = this.getUtxoToPay(value + fee) + var sum = utxo.reduce(function(t,o) { return t + o.value },0), + remainder = sum - value - fee + if (value < 5430) throw new Error("Amount below dust threshold!") + var unspentOuts = 0; + for (var o in this.outputs) { + if (!this.outputs[o].spend) unspentOuts += 1 + if (unspentOuts >= 5) return + } + var change = this.addresses[this.addresses.length - 1] + var toOut = { address: to, value: value }, + changeOut = { address: change, value: remainder } + halfChangeOut = { address: change, value: Math.floor(remainder/2) }; + + var outs = + remainder < 5430 ? [toOut] + : remainder < 10860 ? [toOut, changeOut] + : unspentOuts == 5 ? [toOut, changeOut] + : [toOut, halfChangeOut, halfChangeOut] + + var tx = new Bitcoin.Transaction({ + ins: utxo.map(function(x) { return x.output }), + outs: outs + }) + this.sign(tx) + return tx } - throw new Error("Missing key for signature"); - }; - /** - * Retrieve the corresponding pubKey for a pubKeyHash. - * - * This function only works if the pubKey in question is part of this - * wallet. - */ - this.getPubKeyFromHash = function (pubKeyHash) { - pubKeyHash = conv.bytesToHex(pubKeyHash); - for (var i = 0; i < this.addressHashes.length; i++) { - if (this.addressHashes[i] == pubKeyHash) { - return keys[i].getPub(); - } + this.sign = function(tx) { + tx.ins.map(function(inp,i) { + var inp = inp.outpoint.hash+':'+inp.outpoint.index; + if (me.outputs[inp]) { + var address = me.outputs[inp].address, + ind = me.addresses.indexOf(address); + if (ind >= 0) { + var key = keys[ind] + tx.sign(ind,key) + } + } + }) + return tx; } - throw new Error("Hash unknown"); - }; -}; - -// return unspent transactions -Wallet.prototype.unspentTx = function() { - return this.unspentOuts; -}; -/** - * Add a transaction to the wallet's processed transaction. - * - * This will add a transaction to the wallet, updating its balance and - * available unspent outputs. - */ -Wallet.prototype.process = function (tx) { - if (this.txIndex[tx.hash]) return; + this.getMasterKey = function() { return masterkey } - var j; - var k; - var hash; - // Gather outputs - for (j = 0; j < tx.out.length; j++) { - var raw_tx = tx.out[j]; - var txout = new TransactionOut(raw_tx); - // this hash is the hash of the pubkey which is the address the output when to - hash = conv.bytesToHex(txout.script.simpleOutPubKeyHash()); - for (k = 0; k < this.addressHashes.length; k++) { - // if our address, then we add the unspent out to a list of unspent outputs - if (this.addressHashes[k] === hash) { - this.unspentOuts.push({tx: tx, index: j, output: txout}); - break; - } + this.getPrivateKey = function(index) { + if (typeof index == "string") + return keys.filter(function(i,k){ return addresses[i] == index })[0] + else + return keys[index] } - } - - // Remove spent outputs - for (j = 0; j < tx.in.length; j++) { - var raw_tx = tx.in[j]; - - // mangle into the format TransactionIn expects - raw_tx.outpoint = { - hash: raw_tx.prev_out.hash, - index: raw_tx.prev_out.n - }; - - var txin = new TransactionIn(raw_tx); - var pubkey = txin.script.simpleInPubKey(); - hash = conv.bytesToHex(util.sha256ripe160(pubkey)); - for (k = 0; k < this.addressHashes.length; k++) { - if (this.addressHashes[k] === hash) { - for (var l = 0; l < this.unspentOuts.length; l++) { - if (txin.outpoint.hash == this.unspentOuts[l].tx.hash && - txin.outpoint.index == this.unspentOuts[l].index) { - this.unspentOuts.splice(l, 1); - } - } - break; - } - } - } - - // Index transaction - this.txIndex[tx.hash] = tx; -}; - -Wallet.prototype.getBalance = function () { - return this.unspentOuts.reduce(function(t,o) { return t + o.output.value },0); -}; - -Wallet.prototype.createSend = function (address, sendValue, feeValue) { - var selectedOuts = []; - var txValue = sendValue + feeValue; - var availableValue = 0; - var i; - for (i = 0; i < this.unspentOuts.length; i++) { - var txout = this.unspentOuts[i]; - selectedOuts.push(txout); - availableValue += txout.output.value; - - if (availableValue >= txValue) break; - } - - if (availableValue < txValue) { - throw new Error('Insufficient funds.'); - } - - var changeValue = availableValue - txValue; - - var sendTx = new Transaction(); - - for (i = 0; i < selectedOuts.length; i++) { - sendTx.addInput(selectedOuts[i].tx, selectedOuts[i].index); - } - - sendTx.addOutput(address, sendValue); - if (changeValue > 0) { - sendTx.addOutput(this.getCurAddress(), changeValue); - } - - var hashType = 1; // SIGHASH_ALL - - sendTx.signWithKeys(this.getKeys(), selectedOuts, hashType) - - return sendTx; -}; - -Wallet.prototype.clearTransactions = function () { - this.txIndex = {}; - this.unspentOuts = []; -}; - -/** - * Check to see if a pubKeyHash belongs to this wallet. - */ -Wallet.prototype.hasHash = function (hash) { - if (util.isArray(hash)) hash = conv.bytesToHex(hash); - // TODO: Just create an object with hashes as keys for faster lookup - for (var k = 0; k < this.addressHashes.length; k++) { - if (this.addressHashes[k] === hash) return true; - } - return false; + this.getPrivateKeys = function() { return keys } }; module.exports = Wallet; From b3e7caada733c9a8a061dfa0d6ccc19b4ce1e0c8 Mon Sep 17 00:00:00 2001 From: vub Date: Sun, 1 Dec 2013 22:27:13 -0500 Subject: [PATCH 49/90] Removed useless functions from util --- src/util.js | 71 ----------------------------------------------------- 1 file changed, 71 deletions(-) diff --git a/src/util.js b/src/util.js index 1a864f0..1c84adb 100644 --- a/src/util.js +++ b/src/util.js @@ -10,18 +10,6 @@ module.exports = { return Object.prototype.toString.call(o) === '[object Array]'; }, - /** - * Create an array of a certain length filled with a specific value. - */ - makeFilledArray: function (len, val) - { - var array = []; - var i = 0; - while (i < len) { - array[i++] = val; - } - return array; - }, /** * Create a byte array representing a number with the given length */ @@ -53,65 +41,6 @@ module.exports = { else return [253].concat(m.numToBytes(num,8)); }, - /** - * Parse a Bitcoin value byte array, returning a BigInteger. - */ - valueToBigInt: function (valueBuffer) - { - if (valueBuffer instanceof BigInteger) return valueBuffer; - - // Prepend zero byte to prevent interpretation as negative integer - return BigInteger.fromByteArrayUnsigned(valueBuffer); - }, - - /** - * Format a Bitcoin value as a string. - * - * Takes a Number, BigInteger or byte-array and returns that amount of Bitcoins in a - * nice standard formatting. - * - * Examples: - * 12.3555 - * 0.1234 - * 900.99998888 - * 34.00 - */ - formatValue: function (value) { - if (typeof value == 'number') { - value = value/100000000; - // at least two decimal places - return Math.floor(value*10)==value*10 ? value.toFixed(2) : ''+value; - } else { - value = module.exports.valueToBigInt(value).toString(); - var integerPart = value.length > 8 ? value.substr(0, value.length-8) : '0'; - var decimalPart = value.length > 8 ? value.substr(value.length-8) : value; - while (decimalPart.length < 8) decimalPart = "0"+decimalPart; - decimalPart = decimalPart.replace(/0*$/, ''); - while (decimalPart.length < 2) decimalPart += "0"; - return integerPart+"."+decimalPart; - } - }, - - /** - * Parse a floating point string as a Bitcoin value. - * - * Keep in mind that parsing user input is messy. You should always display - * the parsed value back to the user to make sure we understood his input - * correctly. - */ - parseValue: function (valueString) { - // TODO: Detect other number formats (e.g. comma as decimal separator) - var valueComp = valueString.split('.'); - var integralPart = valueComp[0]; - var fractionalPart = valueComp[1] || "0"; - while (fractionalPart.length < 8) fractionalPart += "0"; - fractionalPart = fractionalPart.replace(/^0+/g, ''); - var value = BigInteger.valueOf(parseInt(integralPart)); - value = value.multiply(BigInteger.valueOf(100000000)); - value = value.add(BigInteger.valueOf(parseInt(fractionalPart))); - return value; - }, - bytesToWords: function (bytes) { var words = []; for (var i = 0, b = 0; i < bytes.length; i++, b += 8) { From 4abcdbd7af24f7115194002ee639ca6dcab3da13 Mon Sep 17 00:00:00 2001 From: vub Date: Mon, 2 Dec 2013 21:10:14 -0500 Subject: [PATCH 50/90] Created mkSendToOutputs method --- bitcoinjs-min.js | 2 +- src/wallet.js | 13 +++++++++++++ 2 files changed, 14 insertions(+), 1 deletion(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index 41b37e7..bc20fa2 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ !function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(conv.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(conv.hexToBytes(input))}},{"./convert":4,"./crypto-js/crypto":5,"./jsbn/jsbn":14}],3:[function(require,module,exports){var Script=require("./script"),util=require("./util"),conv=require("./convert"),key=require("./eckey"),base58=require("./base58"),Crypto=require("./crypto-js/crypto"),ECPointFp=require("./jsbn/ec").ECPointFp,sec=require("./jsbn/sec"),ecparams=sec("secp256k1");var BIP32key=function(opts){if(!opts)opts={};if(typeof opts=="string"){try{opts=BIP32key.prototype.deserialize(opts)}catch(e){opts=BIP32key.prototype.fromMasterKey(opts)}}this.vbytes=opts.vbytes;this.depth=opts.depth;this.fingerprint=opts.fingerprint;this.i=opts.i;this.chaincode=opts.chaincode;this.key=opts.key;this.type=conv.bytesToString(this.vbytes)==PRIVDERIV?"priv":"pub";return this};var PRIVDERIV=BIP32key.PRIVDERIV="ˆ­ä";var PUBDERIV=BIP32key.PUBDERIV="ˆ²";BIP32key.prototype.deserialize=function(str){var bytes=base58.decode(str);var front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var type=conv.bytesToString(bytes.slice(0,4))==PRIVDERIV?"priv":"pub";return new BIP32key({type:type,vbytes:bytes.slice(0,4),depth:bytes[4],fingerprint:bytes.slice(5,9),i:util.bytesToNum(bytes.slice(9,13).reverse()),chaincode:bytes.slice(13,45),key:new key(type=="priv"?bytes.slice(46,78).concat([1]):bytes.slice(45,78))})};BIP32key.prototype.serialize=function(){var bytes=this.vbytes.concat([this.depth],this.fingerprint,util.numToBytes(this.i,4).reverse(),this.chaincode,this.type=="priv"?[0].concat(this.key.export("bytes").slice(0,32)):this.key);var checksum=Crypto.SHA256(Crypto.SHA256(bytes,{asBytes:true}),{asBytes:true}).slice(0,4);return base58.encode(bytes.concat(checksum))};BIP32key.prototype.ckd=function(i){var priv,pub,newkey,fingerprint,blob,I;if(this.type=="priv"){priv=this.key.export("bytes");pub=this.key.getPub()}else pub=this.key;if(i>=2147483648){if(this.priv)throw new Error("Can't do private derivation on public key!");blob=[0].concat(priv.slice(0,32),util.numToBytes(i,4).reverse())}else blob=pub.concat(util.numToBytes(i,4).reverse());I=Crypto.HMAC(Crypto.SHA512,blob,this.chaincode,{asBytes:true});if(this.type=="priv"){Ikey=Bitcoin.BigInteger.fromByteArrayUnsigned(I.slice(0,32));newkey=new key(this.key.priv.add(Ikey));newkey.compressed=true;fingerprint=util.sha256ripe160(this.key.getPub()).slice(0,4)}else{newkey=ECPointFp.decodeFrom(ecparams.getCurve(),this.key).add(new key(I.slice(0,32).concat([1])).getPubPoint()).getEncoded(true);fingerprint=util.sha256ripe160(this.key).slice(0,4)}return new BIP32key({vbytes:this.vbytes,type:this.type,depth:this.depth+1,fingerprint:fingerprint,i:i,chaincode:I.slice(32),key:newkey})};BIP32key.prototype.clone=function(){return new BIP32key(this)};BIP32key.prototype.privtopub=BIP32key.prototype.getPub=function(){if(this.type=="pub")return this.clone();return new BIP32key({vbytes:conv.stringToBytes(PUBDERIV),type:"pub",depth:this.depth,fingerprint:this.fingerprint,i:this.i,chaincode:this.chaincode,key:this.key.getPub()})};BIP32key.prototype.fromMasterKey=function(seed){var I=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA512,seed,"Bitcoin seed",{asBytes:true});return new BIP32key({vbytes:conv.stringToBytes(PRIVDERIV),type:"priv",depth:0,fingerprint:[0,0,0,0],i:0,chaincode:I.slice(32),key:new key(I.slice(0,32).concat([1]))})};BIP32key.prototype.getKey=function(){return this.key};module.exports=BIP32key},{"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./eckey":11,"./jsbn/ec":13,"./jsbn/sec":17,"./script":20,"./util":22}],4:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return module.exports.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],5:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;ihasher._blocksize)key=hasher(key,{asBytes:true});var okey=key.slice(0),ikey=key.slice(0);for(var i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":4,"./crypto":5}],8:[function(require,module,exports){var conv=require("../convert"),util=require("../util");var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i>>1|gamma0xl<<31)^(gamma0xh>>>8|gamma0xl<<24)^gamma0xh>>>7;var gamma0l=(gamma0xl>>>1|gamma0xh<<31)^(gamma0xl>>>8|gamma0xh<<24)^(gamma0xl>>>7|gamma0xh<<25);var gamma1x=W[i-2];var gamma1xh=gamma1x[0];var gamma1xl=gamma1x[1];var gamma1h=(gamma1xh>>>19|gamma1xl<<13)^(gamma1xh<<3|gamma1xl>>>29)^gamma1xh>>>6;var gamma1l=(gamma1xl>>>19|gamma1xh<<13)^(gamma1xl<<3|gamma1xh>>>29)^(gamma1xl>>>6|gamma1xh<<26);var Wi7=W[i-7];var Wi7h=Wi7[0];var Wi7l=Wi7[1];var Wi16=W[i-16];var Wi16h=Wi16[0];var Wi16l=Wi16[1];var Wil=gamma0l+Wi7l;var Wih=gamma0h+Wi7h+(Wil>>>0>>0?1:0);var Wil=Wil+gamma1l;var Wih=Wih+gamma1h+(Wil>>>0>>0?1:0);var Wil=Wil+Wi16l;var Wih=Wih+Wi16h+(Wil>>>0>>0?1:0);Wi[0]=Wih;Wi[1]=Wil}var chh=eh&fh^~eh&gh;var chl=el&fl^~el≷var majh=ah&bh^ah&ch^bh&ch;var majl=al&bl^al&cl^bl&cl;var sigma0h=(ah>>>28|al<<4)^(ah<<30|al>>>2)^(ah<<25|al>>>7);var sigma0l=(al>>>28|ah<<4)^(al<<30|ah>>>2)^(al<<25|ah>>>7);var sigma1h=(eh>>>14|el<<18)^(eh>>>18|el<<14)^(eh<<23|el>>>9);var sigma1l=(el>>>14|eh<<18)^(el>>>18|eh<<14)^(el<<23|eh>>>9);var Ki=K[i];var Kih=Ki[0];var Kil=Ki[1];var t1l=hl+sigma1l;var t1h=hh+sigma1h+(t1l>>>0>>0?1:0);var t1l=t1l+chl;var t1h=t1h+chh+(t1l>>>0>>0?1:0);var t1l=t1l+Kil;var t1h=t1h+Kih+(t1l>>>0>>0?1:0);var t1l=t1l+Wil;var t1h=t1h+Wih+(t1l>>>0>>0?1:0);var t2l=sigma0l+majl;var t2h=sigma0h+majh+(t2l>>>0>>0?1:0);hh=gh;hl=gl;gh=fh;gl=fl;fh=eh;fl=el;el=dl+t1l|0;eh=dh+t1h+(el>>>0
    >>0?1:0)|0;dh=ch;dl=cl;ch=bh;cl=bl;bh=ah;bl=al;al=t1l+t2l|0;ah=t1h+t2h+(al>>>0>>0?1:0)|0}H0l=H0[1]=H0l+al;H0[0]=H0h+ah+(H0l>>>0>>0?1:0);H1l=H1[1]=H1l+bl;H1[0]=H1h+bh+(H1l>>>0>>0?1:0);H2l=H2[1]=H2l+cl;H2[0]=H2h+ch+(H2l>>>0>>0?1:0);H3l=H3[1]=H3l+dl;H3[0]=H3h+dh+(H3l>>>0
    >>0?1:0);H4l=H4[1]=H4l+el;H4[0]=H4h+eh+(H4l>>>0>>0?1:0);H5l=H5[1]=H5l+fl;H5[0]=H5h+fh+(H5l>>>0>>0?1:0);H6l=H6[1]=H6l+gl;H6[0]=H6h+gh+(H6l>>>0>>0?1:0);H7l=H7[1]=H7l+hl;H7[0]=H7h+hh+(H7l>>>0>>0?1:0);return H};module.exports=function(message,options){var H=[[1779033703,4089235720],[3144134277,2227873595],[1013904242,4271175723],[2773480762,1595750129],[1359893119,2917565137],[2600822924,725511199],[528734635,4215389547],[1541459225,327033209]];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>10<<5)+31]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":11,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/rng":16,"./jsbn/sec":17,"./util":22}],11:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ECPointFp=require("./jsbn/ec").ECPointFp;var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else this.import(input)};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub);this.compressed=pub[0]<4;return this};ECKey.prototype.export=function(format){var bytes=this.priv.toByteArrayUnsigned();if(this.compressed)bytes.push(1);return format==="base58"?base58.checkEncode(bytes,128):format==="bin"?conv.bytesToString(bytes):format==="bytes"?bytes:format==="hex"?conv.bytesToHex(bytes):bytes};ECKey.prototype.getExportedPrivateKey=ECKey.prototype.export;ECKey.prototype.toString=function(format){return""+this.export(format)};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.prototype.import=function(input){if(input instanceof ECKey){this.priv=input.priv;this.compressed=input.compressed}else if(input instanceof BigInteger){this.priv=input;this.compressed=ECKey.compressByDefault}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input.slice(0,32));this.compressed=input.length==33}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(base58.checkDecode(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(base58.checkDecode(input));this.compressed=true}else if(input.length>=64){this.priv=BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input.slice(0,64)));this.compressed=input.length==66}}};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/sec":17,"./util":22}],12:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(ecparams,enc){var type=enc[0];var dataLen=enc.length-1;if(type==4){var xBa=enc.slice(1,1+dataLen/2),yBa=enc.slice(1+dataLen/2,1+dataLen),x=BigInteger.fromByteArrayUnsigned(xBa),y=BigInteger.fromByteArrayUnsigned(yBa)}else{var xBa=enc.slice(1),x=BigInteger.fromByteArrayUnsigned(xBa),p=ecparams.getQ(),xCubedPlus7=x.multiply(x).multiply(x).add(new Bitcoin.BigInteger("7")).mod(p),pPlus1Over4=p.add(new Bitcoin.BigInteger("1")).divide(new Bitcoin.BigInteger("4")),y=xCubedPlus7.modPow(pPlus1Over4,p);if(y.mod(new Bitcoin.BigInteger("2")).toString()!=""+type%2){y=p.subtract(y)}}return new ECPointFp(ecparams,ecparams.fromBigInteger(x),ecparams.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":14,"./sec":17}],14:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;address=new Address(address);if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i65){var args=arguments[0].split(":");return this.addInput(args[0],args[1])}else{this.ins.push(new TransactionIn({outpoint:{hash:tx.hash||tx,index:outIndex},script:new Script,sequence:4294967295}))}};Transaction.prototype.addOutput=function(address,value){if(arguments[0]instanceof TransactionOut){this.outs.push(arguments[0]);return}if(arguments[0].indexOf(":")>=0){var args=arguments[0].split(":");address=args[0];value=parseInt(args[1])}this.outs.push(new TransactionOut({value:value,script:Script.createOutputScript(address)}))};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){if(typeof buffer=="string"){buffer=conv.hexToBytes(buffer)}var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./eckey":11,"./jsbn/jsbn":14,"./script":20,"./util":22,"./wallet":23}],22:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},makeFilledArray:function(len,val){var array=[];var i=0;while(i8?value.substr(0,value.length-8):"0";var decimalPart=value.length>8?value.substr(value.length-8):value;while(decimalPart.length<8)decimalPart="0"+decimalPart;decimalPart=decimalPart.replace(/0*$/,"");while(decimalPart.length<2)decimalPart+="0";return integerPart+"."+decimalPart},parseValue:function(valueString){var valueComp=valueString.split(".");var integralPart=valueComp[0];var fractionalPart=valueComp[1]||"0";while(fractionalPart.length<8)fractionalPart+="0";fractionalPart=fractionalPart.replace(/^0+/g,"");var value=BigInteger.valueOf(parseInt(integralPart));value=value.multiply(BigInteger.valueOf(1e8));value=value.add(BigInteger.valueOf(parseInt(fractionalPart)));return value},bytesToWords:function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words},wordsToBytes:function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":5,"./jsbn/jsbn":14}],23:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var BIP32key=require("./bip32");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var SecureRandom=require("./jsbn/rng");var rng=new SecureRandom;var Wallet=function(seed){var keys=[];var masterkey=null;var me=this;this.addresses=[];this.outputs={};this.newMasterKey=function(seed){if(!seed){var seedBytes=new Array(32);rng.nextBytes(seedBytes);seed=conv.bytesToString(seedBytes)}masterkey=new BIP32key(seed);keys=[]};this.newMasterKey(seed);this.generateAddress=function(){keys.push(masterkey.ckd(keys.length).key);this.addresses.push(keys[keys.length-1].getBitcoinAddress().toString());return this.addresses[this.addresses.length-1]};this.processTx=function(tx,verified){var txhash=conv.bytesToHex(tx.getHash());for(var i=0;i=0){me.outputs[txhash+":"+i]={output:txhash+":"+i,value:tx.outs[i].value,address:tx.outs[i].address.toString(),timestamp:(new Date).getTime()/1e3,pending:true}}}for(var i=0;io.timestamp+1200)delete this.outputs[o];if(o.spendpending&&t>o.timestamp+1200){o.spendpending=false;o.spend=false;delete o.timestamp}}};var peoInterval=setInterval(this.processExistingOutputs,1e4);this.getUtxoToPay=function(value){var h=[];for(var out in this.outputs)h.push(this.outputs[out]);var utxo=h.filter(function(x){return!x.spend});var valuecompare=function(a,b){return a.value>b.value};var high=utxo.filter(function(o){return o.value>=value}).sort(valuecompare);if(high.length>0)return[high[0]];utxo.sort(valuecompare);var totalval=0;for(var i=0;i=value)return utxo.slice(0,i+1)}throw"Not enough money to send funds including transaction fee. Have: "+totalval/1e8+", needed: "+value/1e8};this.mkSend=function(to,value,fee){var utxo=this.getUtxoToPay(value+fee);var sum=utxo.reduce(function(t,o){return t+o.value},0),remainder=sum-value-fee;if(value<5430)throw new Error("Amount below dust threshold!");var unspentOuts=0;for(var o in this.outputs){if(!this.outputs[o].spend)unspentOuts+=1;if(unspentOuts>=5)return}var change=this.addresses[this.addresses.length-1];var toOut={address:to,value:value},changeOut={address:change,value:remainder};halfChangeOut={address:change,value:Math.floor(remainder/2)};var outs=remainder<5430?[toOut]:remainder<10860?[toOut,changeOut]:unspentOuts==5?[toOut,changeOut]:[toOut,halfChangeOut,halfChangeOut];console.log(1,utxo,outs);var tx=new Bitcoin.Transaction({ins:utxo.map(function(x){return x.output}),outs:outs});this.sign(tx);return tx};this.sign=function(tx){tx.ins.map(function(inp,i){console.log(1,inp.outpoint);var inp=inp.outpoint.hash+":"+inp.outpoint.index;if(me.outputs[inp]){console.log(2,me.outputs[inp]);var address=me.outputs[inp].address,ind=me.addresses.indexOf(address);console.log(3,ind);if(ind>=0){var key=keys[ind];tx.sign(ind,key)}}});return tx};this.getMasterKey=function(){return masterkey};this.getPrivateKey=function(index){if(typeof index=="string")return keys.filter(function(i,k){return addresses[i]==index})[0];else return keys[index]};this.getPrivateKeys=function(){return keys}};module.exports=Wallet},{"./bip32":3,"./convert":4,"./eckey":11,"./jsbn/jsbn":14,"./jsbn/rng":16,"./script":20,"./transaction":21,"./util":22}]},{},[12])(12)}); \ No newline at end of file +var a=fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFC");var b=fromHex("64210519E59C80E70FA7E9AB72243049FEB8DEECC146B9B1");var n=fromHex("FFFFFFFFFFFFFFFFFFFFFFFF99DEF836146BC9B1B4D22831");var h=BigInteger.ONE;var curve=new ECCurveFp(p,a,b);var G=curve.decodePointHex("04"+"188DA80EB03090F67CBF20EB43A18800F4FF0AFD82FF1012"+"07192B95FFC8DA78631011ED6B24CDD573F977A11E794811");return new X9ECParameters(curve,G,n,h)}function secp224r1(){var p=fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF000000000000000000000001");var a=fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFFFFFFFFFE");var b=fromHex("B4050A850C04B3ABF54132565044B0B7D7BFD8BA270B39432355FFB4");var n=fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFF16A2E0B8F03E13DD29455C5C2A3D");var h=BigInteger.ONE;var curve=new ECCurveFp(p,a,b);var G=curve.decodePointHex("04"+"B70E0CBD6BB4BF7F321390B94A03C1D356C21122343280D6115C1D21"+"BD376388B5F723FB4C22DFE6CD4375A05A07476444D5819985007E34");return new X9ECParameters(curve,G,n,h)}function secp256k1(){var p=fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFC2F");var a=BigInteger.ZERO;var b=fromHex("7");var n=fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141");var h=BigInteger.ONE;var curve=new ECCurveFp(p,a,b);var G=curve.decodePointHex("04"+"79BE667EF9DCBBAC55A06295CE870B07029BFCDB2DCE28D959F2815B16F81798"+"483ADA7726A3C4655DA4FBFC0E1108A8FD17B448A68554199C47D08FFB10D4B8");return new X9ECParameters(curve,G,n,h)}function secp256r1(){var p=fromHex("FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFF");var a=fromHex("FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFC");var b=fromHex("5AC635D8AA3A93E7B3EBBD55769886BC651D06B0CC53B0F63BCE3C3E27D2604B");var n=fromHex("FFFFFFFF00000000FFFFFFFFFFFFFFFFBCE6FAADA7179E84F3B9CAC2FC632551");var h=BigInteger.ONE;var curve=new ECCurveFp(p,a,b);var G=curve.decodePointHex("04"+"6B17D1F2E12C4247F8BCE6E563A440F277037D812DEB33A0F4A13945D898C296"+"4FE342E2FE1A7F9B8EE7EB4A7C0F9E162BCE33576B315ECECBB6406837BF51F5");return new X9ECParameters(curve,G,n,h)}function getSECCurveByName(name){if(name=="secp128r1")return secp128r1();if(name=="secp160k1")return secp160k1();if(name=="secp160r1")return secp160r1();if(name=="secp192k1")return secp192k1();if(name=="secp192r1")return secp192r1();if(name=="secp224r1")return secp224r1();if(name=="secp256k1")return secp256k1();if(name=="secp256r1")return secp256r1();return null}module.exports=getSECCurveByName},{"./ec":13,"./jsbn":14}],18:[function(require,module,exports){var Crypto=require("./crypto-js/crypto");var ecdsa=require("./ecdsa");var conv=require("./convert");var util=require("./util");var Message={};Message.magicPrefix="Bitcoin Signed Message:\n";Message.makeMagicMessage=function(message){var magicBytes=conv.stringToBytes(Message.magicPrefix);var messageBytes=conv.stringToBytes(message);var buffer=[];buffer=buffer.concat(util.numToVarInt(magicBytes.length));buffer=buffer.concat(magicBytes);buffer=buffer.concat(util.numToVarInt(messageBytes.length));buffer=buffer.concat(messageBytes);return buffer};Message.getHash=function(message){var buffer=Message.makeMagicMessage(message);return Crypto.SHA256(Crypto.SHA256(buffer,{asBytes:true}),{asBytes:true})};Message.signMessage=function(key,message,compressed){var hash=Message.getHash(message);var sig=key.sign(hash);var obj=ecdsa.parseSig(sig);var address=key.getBitcoinAddress().toString();var i=ecdsa.calcPubkeyRecoveryParam(address,obj.r,obj.s,hash);i+=27;if(compressed)i+=4;var rBa=obj.r.toByteArrayUnsigned();var sBa=obj.s.toByteArrayUnsigned();while(rBa.length<32)rBa.unshift(0);while(sBa.length<32)sBa.unshift(0);sig=[i].concat(rBa).concat(sBa);return conv.bytesToHex(sig)};Message.verifyMessage=function(address,sig,message){sig=conv.hexToBytes(sig);sig=ecdsa.parseSigCompact(sig);var hash=Message.getHash(message);var isCompressed=!!(sig.i&4);var pubKey=ecdsa.recoverPubKey(sig.r,sig.s,hash,sig.i);pubKey.setCompressed(isCompressed);var expectedAddress=pubKey.getBitcoinAddress().toString();return address===expectedAddress};module.exports=Message},{"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./util":22}],19:[function(require,module,exports){var Opcode=function(num){this.code=num};Opcode.prototype.toString=function(){return Opcode.reverseMap[this.code]};Opcode.map={OP_0:0,OP_FALSE:0,OP_PUSHDATA1:76,OP_PUSHDATA2:77,OP_PUSHDATA4:78,OP_1NEGATE:79,OP_RESERVED:80,OP_1:81,OP_TRUE:81,OP_2:82,OP_3:83,OP_4:84,OP_5:85,OP_6:86,OP_7:87,OP_8:88,OP_9:89,OP_10:90,OP_11:91,OP_12:92,OP_13:93,OP_14:94,OP_15:95,OP_16:96,OP_NOP:97,OP_VER:98,OP_IF:99,OP_NOTIF:100,OP_VERIF:101,OP_VERNOTIF:102,OP_ELSE:103,OP_ENDIF:104,OP_VERIFY:105,OP_RETURN:106,OP_TOALTSTACK:107,OP_FROMALTSTACK:108,OP_2DROP:109,OP_2DUP:110,OP_3DUP:111,OP_2OVER:112,OP_2ROT:113,OP_2SWAP:114,OP_IFDUP:115,OP_DEPTH:116,OP_DROP:117,OP_DUP:118,OP_NIP:119,OP_OVER:120,OP_PICK:121,OP_ROLL:122,OP_ROT:123,OP_SWAP:124,OP_TUCK:125,OP_CAT:126,OP_SUBSTR:127,OP_LEFT:128,OP_RIGHT:129,OP_SIZE:130,OP_INVERT:131,OP_AND:132,OP_OR:133,OP_XOR:134,OP_EQUAL:135,OP_EQUALVERIFY:136,OP_RESERVED1:137,OP_RESERVED2:138,OP_1ADD:139,OP_1SUB:140,OP_2MUL:141,OP_2DIV:142,OP_NEGATE:143,OP_ABS:144,OP_NOT:145,OP_0NOTEQUAL:146,OP_ADD:147,OP_SUB:148,OP_MUL:149,OP_DIV:150,OP_MOD:151,OP_LSHIFT:152,OP_RSHIFT:153,OP_BOOLAND:154,OP_BOOLOR:155,OP_NUMEQUAL:156,OP_NUMEQUALVERIFY:157,OP_NUMNOTEQUAL:158,OP_LESSTHAN:159,OP_GREATERTHAN:160,OP_LESSTHANOREQUAL:161,OP_GREATERTHANOREQUAL:162,OP_MIN:163,OP_MAX:164,OP_WITHIN:165,OP_RIPEMD160:166,OP_SHA1:167,OP_SHA256:168,OP_HASH160:169,OP_HASH256:170,OP_CODESEPARATOR:171,OP_CHECKSIG:172,OP_CHECKSIGVERIFY:173,OP_CHECKMULTISIG:174,OP_CHECKMULTISIGVERIFY:175,OP_NOP1:176,OP_NOP2:177,OP_NOP3:178,OP_NOP4:179,OP_NOP5:180,OP_NOP6:181,OP_NOP7:182,OP_NOP8:183,OP_NOP9:184,OP_NOP10:185,OP_PUBKEYHASH:253,OP_PUBKEY:254,OP_INVALIDOPCODE:255};Opcode.reverseMap=[];for(var i in Opcode.map){Opcode.reverseMap[Opcode.map[i]]=i}module.exports=Opcode},{}],20:[function(require,module,exports){var Opcode=require("./opcode");var util=require("./util");var conv=require("./convert");var Address=require("./address");var Script=function(data){if(!data){this.buffer=[]}else if("string"==typeof data){this.buffer=conv.hexToBytes(data)}else if(util.isArray(data)){this.buffer=data}else if(data instanceof Script){this.buffer=data.buffer}else{throw new Error("Invalid script")}this.parse()};Script.fromPubKey=function(str){var script=new Script;var s=str.split(" ");for(var i in s){if(Opcode.map.hasOwnProperty(s[i])){script.writeOp(Opcode.map[s[i]])}else{script.writeBytes(conv.hexToBytes(s[i]))}}return script};Script.fromScriptSig=function(str){var script=new Script;var s=str.split(" ");for(var i in s){if(Opcode.map.hasOwnProperty(s[i])){script.writeOp(Opcode.map[s[i]])}else{script.writeBytes(conv.hexToBytes(s[i]))}}return script};Script.prototype.parse=function(){var self=this;this.chunks=[];var i=0;function readChunk(n){self.chunks.push(self.buffer.slice(i,i+n));i+=n}while(i=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;address=new Address(address);if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i65){var args=arguments[0].split(":");return this.addInput(args[0],args[1])}else{this.ins.push(new TransactionIn({outpoint:{hash:tx.hash||tx,index:outIndex},script:new Script,sequence:4294967295}))}};Transaction.prototype.addOutput=function(address,value){if(arguments[0]instanceof TransactionOut){this.outs.push(arguments[0]);return}if(arguments[0].indexOf(":")>=0){var args=arguments[0].split(":");address=args[0];value=parseInt(args[1])}this.outs.push(new TransactionOut({value:value,script:Script.createOutputScript(address)}))};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){if(typeof buffer=="string"){buffer=conv.hexToBytes(buffer)}var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./eckey":11,"./jsbn/jsbn":14,"./script":20,"./util":22,"./wallet":23}],22:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},numToBytes:function(num,bytes){if(bytes===undefined)bytes=8;if(bytes==0)return[];else return[num%256].concat(module.exports.numToBytes(Math.floor(num/256),bytes-1))},bytesToNum:function(bytes){if(bytes.length==0)return 0;else return bytes[0]+256*module.exports.bytesToNum(bytes.slice(1))},numToVarInt:function(num){var m=module.exports;if(num<253)return[num];else if(num<65536)return[253].concat(m.numToBytes(num,2));else if(num<4294967296)return[254].concat(m.numToBytes(num,4));else return[253].concat(m.numToBytes(num,8))},bytesToWords:function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words},wordsToBytes:function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":5,"./jsbn/jsbn":14}],23:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var BIP32key=require("./bip32");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var SecureRandom=require("./jsbn/rng");var rng=new SecureRandom;var Wallet=function(seed){var keys=[];var masterkey=null;var me=this;this.addresses=[];this.outputs={};this.newMasterKey=function(seed){if(!seed){var seedBytes=new Array(32);rng.nextBytes(seedBytes);seed=conv.bytesToString(seedBytes)}masterkey=new BIP32key(seed);keys=[]};this.newMasterKey(seed);this.generateAddress=function(){keys.push(masterkey.ckd(keys.length).key);this.addresses.push(keys[keys.length-1].getBitcoinAddress().toString());return this.addresses[this.addresses.length-1]};this.processTx=function(tx,verified){var txhash=conv.bytesToHex(tx.getHash());for(var i=0;i=0){me.outputs[txhash+":"+i]={output:txhash+":"+i,value:tx.outs[i].value,address:tx.outs[i].address.toString(),timestamp:(new Date).getTime()/1e3,pending:true}}}for(var i=0;io.timestamp+1200)delete this.outputs[o];if(o.spendpending&&t>o.timestamp+1200){o.spendpending=false;o.spend=false;delete o.timestamp}}};var peoInterval=setInterval(this.processExistingOutputs,1e4);this.getUtxoToPay=function(value){var h=[];for(var out in this.outputs)h.push(this.outputs[out]);var utxo=h.filter(function(x){return!x.spend});var valuecompare=function(a,b){return a.value>b.value};var high=utxo.filter(function(o){return o.value>=value}).sort(valuecompare);if(high.length>0)return[high[0]];utxo.sort(valuecompare);var totalval=0;for(var i=0;i=value)return utxo.slice(0,i+1)}throw"Not enough money to send funds including transaction fee. Have: "+totalval/1e8+", needed: "+value/1e8};this.mkSend=function(to,value,fee){var utxo=this.getUtxoToPay(value+fee);var sum=utxo.reduce(function(t,o){return t+o.value},0),remainder=sum-value-fee;if(value<5430)throw new Error("Amount below dust threshold!");var unspentOuts=0;for(var o in this.outputs){if(!this.outputs[o].spend)unspentOuts+=1;if(unspentOuts>=5)return}var change=this.addresses[this.addresses.length-1];var toOut={address:to,value:value},changeOut={address:change,value:remainder};halfChangeOut={address:change,value:Math.floor(remainder/2)};var outs=remainder<5430?[toOut]:remainder<10860?[toOut,changeOut]:unspentOuts==5?[toOut,changeOut]:[toOut,halfChangeOut,halfChangeOut];var tx=new Bitcoin.Transaction({ins:utxo.map(function(x){return x.output}),outs:outs});this.sign(tx);return tx};this.mkSendToOutputs=function(outputs,changeIndex,fee){var value=outputs.reduce(function(t,o){return t+o.value},0),utxo=this.getUtxoToPay(value+fee),sum=utxo.reduce(function(t,p){return t+o.value},0);utxo[changeIndex].value+=sum-value-fee;var tx=new Bitcoin.Transaction({ins:utxo.map(function(x){return x.output}),outs:outputs});this.sign(tx);return tx};this.sign=function(tx){tx.ins.map(function(inp,i){var inp=inp.outpoint.hash+":"+inp.outpoint.index;if(me.outputs[inp]){var address=me.outputs[inp].address,ind=me.addresses.indexOf(address);if(ind>=0){var key=keys[ind];tx.sign(ind,key)}}});return tx};this.getMasterKey=function(){return masterkey};this.getPrivateKey=function(index){if(typeof index=="string")return keys.filter(function(i,k){return addresses[i]==index})[0];else return keys[index]};this.getPrivateKeys=function(){return keys}};module.exports=Wallet},{"./bip32":3,"./convert":4,"./eckey":11,"./jsbn/jsbn":14,"./jsbn/rng":16,"./script":20,"./transaction":21,"./util":22}]},{},[12])(12)}); \ No newline at end of file diff --git a/src/wallet.js b/src/wallet.js index 544b762..5d540f0 100644 --- a/src/wallet.js +++ b/src/wallet.js @@ -140,6 +140,19 @@ var Wallet = function (seed) { return tx } + this.mkSendToOutputs = function(outputs, changeIndex, fee) { + var value = outputs.reduce(function(t,o) { return t + o.value },0), + utxo = this.getUtxoToPay(value + fee), + sum = utxo.reduce(function(t,p) { return t + o.value },0); + utxo[changeIndex].value += sum - value - fee; + var tx = new Bitcoin.Transaction({ + ins: utxo.map(function(x) { return x.output }), + outs: outputs + }) + this.sign(tx) + return tx + } + this.sign = function(tx) { tx.ins.map(function(inp,i) { var inp = inp.outpoint.hash+':'+inp.outpoint.index; From 9fd46c22fee6540321752ccee18a595abb7ea79d Mon Sep 17 00:00:00 2001 From: Pablo Martin Date: Thu, 12 Dec 2013 11:13:35 +0100 Subject: [PATCH 51/90] missing modulo operation. --- src/bip32.js | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/bip32.js b/src/bip32.js index 36a0d2f..55818b1 100644 --- a/src/bip32.js +++ b/src/bip32.js @@ -83,7 +83,7 @@ BIP32key.prototype.ckd = function(i) { if (this.type == 'priv') { Ikey = Bitcoin.BigInteger.fromByteArrayUnsigned(I.slice(0,32)) - newkey = new key(this.key.priv.add(Ikey)) + newkey = new key(this.key.priv.add(Ikey).mod(ecparams.getN())) newkey.compressed = true fingerprint = util.sha256ripe160(this.key.getPub()).slice(0,4) } From 740a0fcb7d5dd0e592a531f24394ef3e38c63354 Mon Sep 17 00:00:00 2001 From: Pablo Martin Date: Thu, 12 Dec 2013 11:14:27 +0100 Subject: [PATCH 52/90] test vectors for bip32. --- test/bip32.js | 96 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 96 insertions(+) create mode 100644 test/bip32.js diff --git a/test/bip32.js b/test/bip32.js new file mode 100644 index 0000000..0c0f82a --- /dev/null +++ b/test/bip32.js @@ -0,0 +1,96 @@ +// Tests from https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki#Test_Vectors + +var assert = require('assert'); +var BIP32key = require('..').BIP32key; + +var hexToBytes = require('../').convert.hexToBytes; +var bytesToString = require('../').convert.bytesToString; + +function checkKey(key, extPriv, extPub) { + assert.equal(key.serialize(), extPriv); + assert.equal(key.getPub().serialize(), extPub); +} + +test("BIP32 Test vector 1", function () { + var seed_str = '000102030405060708090a0b0c0d0e0f'; + var seed = bytesToString(hexToBytes(seed_str)); + + var key = new BIP32key(seed); + + checkKey(key, + "xprv9s21ZrQH143K3QTDL4LXw2F7HEK3wJUD2nW2nRk4stbPy6cq3jPPqjiChkVvvNKmPGJxWUtg6LnF5kejMRNNU3TGtRBeJgk33yuGBxrMPHi", + "xpub661MyMwAqRbcFtXgS5sYJABqqG9YLmC4Q1Rdap9gSE8NqtwybGhePY2gZ29ESFjqJoCu1Rupje8YtGqsefD265TMg7usUDFdp6W1EGMcet8"); + + var branch = key.ckd(0+BIP32_PRIME); + + checkKey(branch, + "xprv9uHRZZhk6KAJC1avXpDAp4MDc3sQKNxDiPvvkX8Br5ngLNv1TxvUxt4cV1rGL5hj6KCesnDYUhd7oWgT11eZG7XnxHrnYeSvkzY7d2bhkJ7", + "xpub68Gmy5EdvgibQVfPdqkBBCHxA5htiqg55crXYuXoQRKfDBFA1WEjWgP6LHhwBZeNK1VTsfTFUHCdrfp1bgwQ9xv5ski8PX9rL2dZXvgGDnw"); + + var branch2 = branch.ckd(1); + + checkKey(branch2, + "xprv9wTYmMFdV23N2TdNG573QoEsfRrWKQgWeibmLntzniatZvR9BmLnvSxqu53Kw1UmYPxLgboyZQaXwTCg8MSY3H2EU4pWcQDnRnrVA1xe8fs", + "xpub6ASuArnXKPbfEwhqN6e3mwBcDTgzisQN1wXN9BJcM47sSikHjJf3UFHKkNAWbWMiGj7Wf5uMash7SyYq527Hqck2AxYysAA7xmALppuCkwQ"); + + var branch3 = branch2.ckd(2+BIP32_PRIME); + + checkKey(branch3, + "xprv9z4pot5VBttmtdRTWfWQmoH1taj2axGVzFqSb8C9xaxKymcFzXBDptWmT7FwuEzG3ryjH4ktypQSAewRiNMjANTtpgP4mLTj34bhnZX7UiM", + "xpub6D4BDPcP2GT577Vvch3R8wDkScZWzQzMMUm3PWbmWvVJrZwQY4VUNgqFJPMM3No2dFDFGTsxxpG5uJh7n7epu4trkrX7x7DogT5Uv6fcLW5"); + + var branch4 = branch3.ckd(2); + + checkKey(branch4, + "xprvA2JDeKCSNNZky6uBCviVfJSKyQ1mDYahRjijr5idH2WwLsEd4Hsb2Tyh8RfQMuPh7f7RtyzTtdrbdqqsunu5Mm3wDvUAKRHSC34sJ7in334", + "xpub6FHa3pjLCk84BayeJxFW2SP4XRrFd1JYnxeLeU8EqN3vDfZmbqBqaGJAyiLjTAwm6ZLRQUMv1ZACTj37sR62cfN7fe5JnJ7dh8zL4fiyLHV"); + + var branch5 = branch4.ckd(1000000000); + + checkKey(branch5, + "xprvA41z7zogVVwxVSgdKUHDy1SKmdb533PjDz7J6N6mV6uS3ze1ai8FHa8kmHScGpWmj4WggLyQjgPie1rFSruoUihUZREPSL39UNdE3BBDu76", + "xpub6H1LXWLaKsWFhvm6RVpEL9P4KfRZSW7abD2ttkWP3SSQvnyA8FSVqNTEcYFgJS2UaFcxupHiYkro49S8yGasTvXEYBVPamhGW6cFJodrTHy"); + +}); + +test("BIP32 Test vector 2", function () { + var seed_str = 'fffcf9f6f3f0edeae7e4e1dedbd8d5d2cfccc9c6c3c0bdbab7b4b1aeaba8a5a29f9c999693908d8a8784817e7b7875726f6c696663605d5a5754514e4b484542'; + var seed = bytesToString(hexToBytes(seed_str)); + + var key = new BIP32key(seed); + + checkKey(key, + "xprv9s21ZrQH143K31xYSDQpPDxsXRTUcvj2iNHm5NUtrGiGG5e2DtALGdso3pGz6ssrdK4PFmM8NSpSBHNqPqm55Qn3LqFtT2emdEXVYsCzC2U", + "xpub661MyMwAqRbcFW31YEwpkMuc5THy2PSt5bDMsktWQcFF8syAmRUapSCGu8ED9W6oDMSgv6Zz8idoc4a6mr8BDzTJY47LJhkJ8UB7WEGuduB"); + + var branch = key.ckd(0); + + checkKey(branch, + "xprv9vHkqa6EV4sPZHYqZznhT2NPtPCjKuDKGY38FBWLvgaDx45zo9WQRUT3dKYnjwih2yJD9mkrocEZXo1ex8G81dwSM1fwqWpWkeS3v86pgKt", + "xpub69H7F5d8KSRgmmdJg2KhpAK8SR3DjMwAdkxj3ZuxV27CprR9LgpeyGmXUbC6wb7ERfvrnKZjXoUmmDznezpbZb7ap6r1D3tgFxHmwMkQTPH"); + + var branch2 = branch.ckd(2147483647+BIP32_PRIME); + + checkKey(branch2, + "xprv9wSp6B7kry3Vj9m1zSnLvN3xH8RdsPP1Mh7fAaR7aRLcQMKTR2vidYEeEg2mUCTAwCd6vnxVrcjfy2kRgVsFawNzmjuHc2YmYRmagcEPdU9", + "xpub6ASAVgeehLbnwdqV6UKMHVzgqAG8Gr6riv3Fxxpj8ksbH9ebxaEyBLZ85ySDhKiLDBrQSARLq1uNRts8RuJiHjaDMBU4Zn9h8LZNnBC5y4a"); + + var branch3 = branch2.ckd(1); + + checkKey(branch3, + "xprv9zFnWC6h2cLgpmSA46vutJzBcfJ8yaJGg8cX1e5StJh45BBciYTRXSd25UEPVuesF9yog62tGAQtHjXajPPdbRCHuWS6T8XA2ECKADdw4Ef", + "xpub6DF8uhdarytz3FWdA8TvFSvvAh8dP3283MY7p2V4SeE2wyWmG5mg5EwVvmdMVCQcoNJxGoWaU9DCWh89LojfZ537wTfunKau47EL2dhHKon"); + + + var branch4 = branch3.ckd(2147483646+BIP32_PRIME); + + checkKey(branch4, + "xprvA1RpRA33e1JQ7ifknakTFpgNXPmW2YvmhqLQYMmrj4xJXXWYpDPS3xz7iAxn8L39njGVyuoseXzU6rcxFLJ8HFsTjSyQbLYnMpCqE2VbFWc", + "xpub6ERApfZwUNrhLCkDtcHTcxd75RbzS1ed54G1LkBUHQVHQKqhMkhgbmJbZRkrgZw4koxb5JaHWkY4ALHY2grBGRjaDMzQLcgJvLJuZZvRcEL"); + + var branch5 = branch4.ckd(2); + + checkKey(branch5, + "xprvA2nrNbFZABcdryreWet9Ea4LvTJcGsqrMzxHx98MMrotbir7yrKCEXw7nadnHM8Dq38EGfSh6dqA9QWTyefMLEcBYJUuekgW4BYPJcr9E7j", + "xpub6FnCn6nSzZAw5Tw7cgR9bi15UV96gLZhjDstkXXxvCLsUXBGXPdSnLFbdpq8p9HmGsApME5hQTZ3emM2rnY5agb9rXpVGyy3bdW6EEgAtqt"); +}); From 26e5914be26e0f1a3f70e8188db95706f31a6a2f Mon Sep 17 00:00:00 2001 From: Pablo Martin Date: Thu, 12 Dec 2013 17:19:31 +0100 Subject: [PATCH 53/90] fix in pubkey deserialization code. --- src/bip32.js | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/bip32.js b/src/bip32.js index 55818b1..9ce7b7e 100644 --- a/src/bip32.js +++ b/src/bip32.js @@ -48,7 +48,7 @@ BIP32key.prototype.deserialize = function(str) { fingerprint: bytes.slice(5,9), i: util.bytesToNum(bytes.slice(9,13).reverse()), chaincode: bytes.slice(13,45), - key: new key(type == 'priv' ? bytes.slice(46,78).concat([1]) : bytes.slice(45,78)) + key: type == 'priv' ? new key(bytes.slice(46,78).concat([1])) : bytes.slice(45,78) }) } From 14803d053858bd153f5b5c21f6e8c17f95d1bf7e Mon Sep 17 00:00:00 2001 From: Pablo Martin Date: Thu, 12 Dec 2013 17:25:29 +0100 Subject: [PATCH 54/90] fix check for public key when making a private derivation. --- src/bip32.js | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/bip32.js b/src/bip32.js index 9ce7b7e..8a4dc1c 100644 --- a/src/bip32.js +++ b/src/bip32.js @@ -74,7 +74,7 @@ BIP32key.prototype.ckd = function(i) { else pub = this.key if (i >= 2147483648) { - if (this.priv) throw new Error("Can't do private derivation on public key!") + if (!priv) throw new Error("Can't do private derivation on public key!") blob = [0].concat(priv.slice(0,32),util.numToBytes(i,4).reverse()) } else blob = pub.concat(util.numToBytes(i,4).reverse()) From f9cbcbeb2bb9c84abfbdf41817355ce640d678de Mon Sep 17 00:00:00 2001 From: Pablo Martin Date: Thu, 12 Dec 2013 17:46:39 +0100 Subject: [PATCH 55/90] missing BIP32_PRIME definition in bip32 tests. --- test/bip32.js | 2 ++ 1 file changed, 2 insertions(+) diff --git a/test/bip32.js b/test/bip32.js index 0c0f82a..2ccee37 100644 --- a/test/bip32.js +++ b/test/bip32.js @@ -6,6 +6,8 @@ var BIP32key = require('..').BIP32key; var hexToBytes = require('../').convert.hexToBytes; var bytesToString = require('../').convert.bytesToString; +var BIP32_PRIME = 0x80000000; + function checkKey(key, extPriv, extPub) { assert.equal(key.serialize(), extPriv); assert.equal(key.getPub().serialize(), extPub); From 02a8db111b593a5c4c5ea1387e623b242c70d331 Mon Sep 17 00:00:00 2001 From: Vitalik Buterin Date: Thu, 2 Jan 2014 20:33:23 -0500 Subject: [PATCH 56/90] Added version to getBitcoinAddress --- demo/split-key.html | 0 src/eckey.js | 4 ++-- 2 files changed, 2 insertions(+), 2 deletions(-) mode change 100755 => 100644 demo/split-key.html diff --git a/demo/split-key.html b/demo/split-key.html old mode 100755 new mode 100644 diff --git a/src/eckey.js b/src/eckey.js index 435c81f..71cbc45 100644 --- a/src/eckey.js +++ b/src/eckey.js @@ -64,9 +64,9 @@ ECKey.prototype.getPubKeyHash = function () { return this.pubKeyHash = util.sha256ripe160(this.getPub()); }; -ECKey.prototype.getBitcoinAddress = function () { +ECKey.prototype.getBitcoinAddress = function (version) { var hash = this.getPubKeyHash(); - var addr = new Address(hash); + var addr = new Address(hash,version); return addr; }; From 30e8b572d6e841987612241138644f4b7521edd4 Mon Sep 17 00:00:00 2001 From: Vitalik Buterin Date: Sat, 4 Jan 2014 13:26:03 -0500 Subject: [PATCH 57/90] Added deterministic signing and added a public key class. Note that getPub should now be replaced with getPub().export('bytes') --- bitcoinjs-min.js | 6 +- src/bip32.js | 26 +++---- src/ecdsa.js | 30 +++++--- src/eckey.js | 178 ++++++++++++++++++++++----------------------- src/index.js | 6 +- src/transaction.js | 4 +- src/wallet.js | 2 +- 7 files changed, 131 insertions(+), 121 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index bc20fa2..5fc84ba 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ -!function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Bitcoin=e():"undefined"!=typeof global?global.Bitcoin=e():"undefined"!=typeof self&&(self.Bitcoin=e())}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(conv.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(conv.hexToBytes(input))}},{"./convert":4,"./crypto-js/crypto":5,"./jsbn/jsbn":14}],3:[function(require,module,exports){var Script=require("./script"),util=require("./util"),conv=require("./convert"),key=require("./eckey"),base58=require("./base58"),Crypto=require("./crypto-js/crypto"),ECPointFp=require("./jsbn/ec").ECPointFp,sec=require("./jsbn/sec"),ecparams=sec("secp256k1");var BIP32key=function(opts){if(!opts)opts={};if(typeof opts=="string"){try{opts=BIP32key.prototype.deserialize(opts)}catch(e){opts=BIP32key.prototype.fromMasterKey(opts)}}this.vbytes=opts.vbytes;this.depth=opts.depth;this.fingerprint=opts.fingerprint;this.i=opts.i;this.chaincode=opts.chaincode;this.key=opts.key;this.type=conv.bytesToString(this.vbytes)==PRIVDERIV?"priv":"pub";return this};var PRIVDERIV=BIP32key.PRIVDERIV="ˆ­ä";var PUBDERIV=BIP32key.PUBDERIV="ˆ²";BIP32key.prototype.deserialize=function(str){var bytes=base58.decode(str);var front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var type=conv.bytesToString(bytes.slice(0,4))==PRIVDERIV?"priv":"pub";return new BIP32key({type:type,vbytes:bytes.slice(0,4),depth:bytes[4],fingerprint:bytes.slice(5,9),i:util.bytesToNum(bytes.slice(9,13).reverse()),chaincode:bytes.slice(13,45),key:new key(type=="priv"?bytes.slice(46,78).concat([1]):bytes.slice(45,78))})};BIP32key.prototype.serialize=function(){var bytes=this.vbytes.concat([this.depth],this.fingerprint,util.numToBytes(this.i,4).reverse(),this.chaincode,this.type=="priv"?[0].concat(this.key.export("bytes").slice(0,32)):this.key);var checksum=Crypto.SHA256(Crypto.SHA256(bytes,{asBytes:true}),{asBytes:true}).slice(0,4);return base58.encode(bytes.concat(checksum))};BIP32key.prototype.ckd=function(i){var priv,pub,newkey,fingerprint,blob,I;if(this.type=="priv"){priv=this.key.export("bytes");pub=this.key.getPub()}else pub=this.key;if(i>=2147483648){if(this.priv)throw new Error("Can't do private derivation on public key!");blob=[0].concat(priv.slice(0,32),util.numToBytes(i,4).reverse())}else blob=pub.concat(util.numToBytes(i,4).reverse());I=Crypto.HMAC(Crypto.SHA512,blob,this.chaincode,{asBytes:true});if(this.type=="priv"){Ikey=Bitcoin.BigInteger.fromByteArrayUnsigned(I.slice(0,32));newkey=new key(this.key.priv.add(Ikey));newkey.compressed=true;fingerprint=util.sha256ripe160(this.key.getPub()).slice(0,4)}else{newkey=ECPointFp.decodeFrom(ecparams.getCurve(),this.key).add(new key(I.slice(0,32).concat([1])).getPubPoint()).getEncoded(true);fingerprint=util.sha256ripe160(this.key).slice(0,4)}return new BIP32key({vbytes:this.vbytes,type:this.type,depth:this.depth+1,fingerprint:fingerprint,i:i,chaincode:I.slice(32),key:newkey})};BIP32key.prototype.clone=function(){return new BIP32key(this)};BIP32key.prototype.privtopub=BIP32key.prototype.getPub=function(){if(this.type=="pub")return this.clone();return new BIP32key({vbytes:conv.stringToBytes(PUBDERIV),type:"pub",depth:this.depth,fingerprint:this.fingerprint,i:this.i,chaincode:this.chaincode,key:this.key.getPub()})};BIP32key.prototype.fromMasterKey=function(seed){var I=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA512,seed,"Bitcoin seed",{asBytes:true});return new BIP32key({vbytes:conv.stringToBytes(PRIVDERIV),type:"priv",depth:0,fingerprint:[0,0,0,0],i:0,chaincode:I.slice(32),key:new key(I.slice(0,32).concat([1]))})};BIP32key.prototype.getKey=function(){return this.key};module.exports=BIP32key},{"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./eckey":11,"./jsbn/ec":13,"./jsbn/sec":17,"./script":20,"./util":22}],4:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return module.exports.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],5:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;ihasher._blocksize)key=hasher(key,{asBytes:true});var okey=key.slice(0),ikey=key.slice(0);for(var i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":4,"./crypto":5}],8:[function(require,module,exports){var conv=require("../convert"),util=require("../util");var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i>>1|gamma0xl<<31)^(gamma0xh>>>8|gamma0xl<<24)^gamma0xh>>>7;var gamma0l=(gamma0xl>>>1|gamma0xh<<31)^(gamma0xl>>>8|gamma0xh<<24)^(gamma0xl>>>7|gamma0xh<<25);var gamma1x=W[i-2];var gamma1xh=gamma1x[0];var gamma1xl=gamma1x[1];var gamma1h=(gamma1xh>>>19|gamma1xl<<13)^(gamma1xh<<3|gamma1xl>>>29)^gamma1xh>>>6;var gamma1l=(gamma1xl>>>19|gamma1xh<<13)^(gamma1xl<<3|gamma1xh>>>29)^(gamma1xl>>>6|gamma1xh<<26);var Wi7=W[i-7];var Wi7h=Wi7[0];var Wi7l=Wi7[1];var Wi16=W[i-16];var Wi16h=Wi16[0];var Wi16l=Wi16[1];var Wil=gamma0l+Wi7l;var Wih=gamma0h+Wi7h+(Wil>>>0>>0?1:0);var Wil=Wil+gamma1l;var Wih=Wih+gamma1h+(Wil>>>0>>0?1:0);var Wil=Wil+Wi16l;var Wih=Wih+Wi16h+(Wil>>>0>>0?1:0);Wi[0]=Wih;Wi[1]=Wil}var chh=eh&fh^~eh&gh;var chl=el&fl^~el≷var majh=ah&bh^ah&ch^bh&ch;var majl=al&bl^al&cl^bl&cl;var sigma0h=(ah>>>28|al<<4)^(ah<<30|al>>>2)^(ah<<25|al>>>7);var sigma0l=(al>>>28|ah<<4)^(al<<30|ah>>>2)^(al<<25|ah>>>7);var sigma1h=(eh>>>14|el<<18)^(eh>>>18|el<<14)^(eh<<23|el>>>9);var sigma1l=(el>>>14|eh<<18)^(el>>>18|eh<<14)^(el<<23|eh>>>9);var Ki=K[i];var Kih=Ki[0];var Kil=Ki[1];var t1l=hl+sigma1l;var t1h=hh+sigma1h+(t1l>>>0>>0?1:0);var t1l=t1l+chl;var t1h=t1h+chh+(t1l>>>0>>0?1:0);var t1l=t1l+Kil;var t1h=t1h+Kih+(t1l>>>0>>0?1:0);var t1l=t1l+Wil;var t1h=t1h+Wih+(t1l>>>0>>0?1:0);var t2l=sigma0l+majl;var t2h=sigma0h+majh+(t2l>>>0>>0?1:0);hh=gh;hl=gl;gh=fh;gl=fl;fh=eh;fl=el;el=dl+t1l|0;eh=dh+t1h+(el>>>0
    >>0?1:0)|0;dh=ch;dl=cl;ch=bh;cl=bl;bh=ah;bl=al;al=t1l+t2l|0;ah=t1h+t2h+(al>>>0>>0?1:0)|0}H0l=H0[1]=H0l+al;H0[0]=H0h+ah+(H0l>>>0>>0?1:0);H1l=H1[1]=H1l+bl;H1[0]=H1h+bh+(H1l>>>0>>0?1:0);H2l=H2[1]=H2l+cl;H2[0]=H2h+ch+(H2l>>>0>>0?1:0);H3l=H3[1]=H3l+dl;H3[0]=H3h+dh+(H3l>>>0
    >>0?1:0);H4l=H4[1]=H4l+el;H4[0]=H4h+eh+(H4l>>>0>>0?1:0);H5l=H5[1]=H5l+fl;H5[0]=H5h+fh+(H5l>>>0>>0?1:0);H6l=H6[1]=H6l+gl;H6[0]=H6h+gh+(H6l>>>0>>0?1:0);H7l=H7[1]=H7l+hl;H7[0]=H7h+hh+(H7l>>>0>>0?1:0);return H};module.exports=function(message,options){var H=[[1779033703,4089235720],[3144134277,2227873595],[1013904242,4271175723],[2773480762,1595750129],[1359893119,2917565137],[2600822924,725511199],[528734635,4215389547],[1541459225,327033209]];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>10<<5)+31]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);do{var k=ECDSA.getBigRandom(n);var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n)}while(r.compareTo(BigInteger.ZERO)<=0);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECKey=require("./eckey");var pubKey=ECKey();pubKey.pub=Q;return pubKey},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./eckey":11,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/rng":16,"./jsbn/sec":17,"./util":22}],11:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ECPointFp=require("./jsbn/ec").ECPointFp;var ecparams=sec("secp256k1");var ECKey=function(input){if(!(this instanceof ECKey)){return new ECKey(input)}this.compressed=!!ECKey.compressByDefault;if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n)}else this.import(input)};ECKey.compressByDefault=false;ECKey.prototype.setCompressed=function(v){this.compressed=!!v};ECKey.prototype.getPub=function(){return this.getPubPoint().getEncoded(this.compressed)};ECKey.prototype.getPubPoint=function(){if(!this.pub)this.pub=ecparams.getG().multiply(this.priv);return this.pub};ECKey.prototype.getPubKeyHash=function(){if(this.pubKeyHash)return this.pubKeyHash;return this.pubKeyHash=util.sha256ripe160(this.getPub())};ECKey.prototype.getBitcoinAddress=function(){var hash=this.getPubKeyHash();var addr=new Address(hash);return addr};ECKey.prototype.setPub=function(pub){this.pub=ECPointFp.decodeFrom(ecparams.getCurve(),pub);this.compressed=pub[0]<4;return this};ECKey.prototype.export=function(format){var bytes=this.priv.toByteArrayUnsigned();if(this.compressed)bytes.push(1);return format==="base58"?base58.checkEncode(bytes,128):format==="bin"?conv.bytesToString(bytes):format==="bytes"?bytes:format==="hex"?conv.bytesToHex(bytes):bytes};ECKey.prototype.getExportedPrivateKey=ECKey.prototype.export;ECKey.prototype.toString=function(format){return""+this.export(format)};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};ECKey.prototype.import=function(input){if(input instanceof ECKey){this.priv=input.priv;this.compressed=input.compressed}else if(input instanceof BigInteger){this.priv=input;this.compressed=ECKey.compressByDefault}else if(util.isArray(input)){this.priv=BigInteger.fromByteArrayUnsigned(input.slice(0,32));this.compressed=input.length==33}else if("string"==typeof input){if(input.length==51&&input[0]=="5"){this.priv=BigInteger.fromByteArrayUnsigned(base58.checkDecode(input));this.compressed=false}else if(input.length==52&&(input[0]==="K"||input[0]==="L")){this.priv=BigInteger.fromByteArrayUnsigned(base58.checkDecode(input));this.compressed=true}else if(input.length>=64){this.priv=BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input.slice(0,64)));this.compressed=input.length==66}}};module.exports=ECKey},{"./address":1,"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/sec":17,"./util":22}],12:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(ecparams,enc){var type=enc[0];var dataLen=enc.length-1;if(type==4){var xBa=enc.slice(1,1+dataLen/2),yBa=enc.slice(1+dataLen/2,1+dataLen),x=BigInteger.fromByteArrayUnsigned(xBa),y=BigInteger.fromByteArrayUnsigned(yBa)}else{var xBa=enc.slice(1),x=BigInteger.fromByteArrayUnsigned(xBa),p=ecparams.getQ(),xCubedPlus7=x.multiply(x).multiply(x).add(new Bitcoin.BigInteger("7")).mod(p),pPlus1Over4=p.add(new Bitcoin.BigInteger("1")).divide(new Bitcoin.BigInteger("4")),y=xCubedPlus7.modPow(pPlus1Over4,p);if(y.mod(new Bitcoin.BigInteger("2")).toString()!=""+type%2){y=p.subtract(y)}}return new ECPointFp(ecparams,ecparams.fromBigInteger(x),ecparams.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":14,"./sec":17}],14:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;address=new Address(address);if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i65){var args=arguments[0].split(":");return this.addInput(args[0],args[1])}else{this.ins.push(new TransactionIn({outpoint:{hash:tx.hash||tx,index:outIndex},script:new Script,sequence:4294967295}))}};Transaction.prototype.addOutput=function(address,value){if(arguments[0]instanceof TransactionOut){this.outs.push(arguments[0]);return}if(arguments[0].indexOf(":")>=0){var args=arguments[0].split(":");address=args[0];value=parseInt(args[1])}this.outs.push(new TransactionOut({value:value,script:Script.createOutputScript(address)}))};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){if(typeof buffer=="string"){buffer=conv.hexToBytes(buffer)}var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./eckey":11,"./jsbn/jsbn":14,"./script":20,"./util":22,"./wallet":23}],22:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},numToBytes:function(num,bytes){if(bytes===undefined)bytes=8;if(bytes==0)return[];else return[num%256].concat(module.exports.numToBytes(Math.floor(num/256),bytes-1))},bytesToNum:function(bytes){if(bytes.length==0)return 0;else return bytes[0]+256*module.exports.bytesToNum(bytes.slice(1))},numToVarInt:function(num){var m=module.exports;if(num<253)return[num];else if(num<65536)return[253].concat(m.numToBytes(num,2));else if(num<4294967296)return[254].concat(m.numToBytes(num,4));else return[253].concat(m.numToBytes(num,8))},bytesToWords:function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words},wordsToBytes:function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":5,"./jsbn/jsbn":14}],23:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey");var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var BIP32key=require("./bip32");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var SecureRandom=require("./jsbn/rng");var rng=new SecureRandom;var Wallet=function(seed){var keys=[];var masterkey=null;var me=this;this.addresses=[];this.outputs={};this.newMasterKey=function(seed){if(!seed){var seedBytes=new Array(32);rng.nextBytes(seedBytes);seed=conv.bytesToString(seedBytes)}masterkey=new BIP32key(seed);keys=[]};this.newMasterKey(seed);this.generateAddress=function(){keys.push(masterkey.ckd(keys.length).key);this.addresses.push(keys[keys.length-1].getBitcoinAddress().toString());return this.addresses[this.addresses.length-1]};this.processTx=function(tx,verified){var txhash=conv.bytesToHex(tx.getHash());for(var i=0;i=0){me.outputs[txhash+":"+i]={output:txhash+":"+i,value:tx.outs[i].value,address:tx.outs[i].address.toString(),timestamp:(new Date).getTime()/1e3,pending:true}}}for(var i=0;io.timestamp+1200)delete this.outputs[o];if(o.spendpending&&t>o.timestamp+1200){o.spendpending=false;o.spend=false;delete o.timestamp}}};var peoInterval=setInterval(this.processExistingOutputs,1e4);this.getUtxoToPay=function(value){var h=[];for(var out in this.outputs)h.push(this.outputs[out]);var utxo=h.filter(function(x){return!x.spend});var valuecompare=function(a,b){return a.value>b.value};var high=utxo.filter(function(o){return o.value>=value}).sort(valuecompare);if(high.length>0)return[high[0]];utxo.sort(valuecompare);var totalval=0;for(var i=0;i=value)return utxo.slice(0,i+1)}throw"Not enough money to send funds including transaction fee. Have: "+totalval/1e8+", needed: "+value/1e8};this.mkSend=function(to,value,fee){var utxo=this.getUtxoToPay(value+fee);var sum=utxo.reduce(function(t,o){return t+o.value},0),remainder=sum-value-fee;if(value<5430)throw new Error("Amount below dust threshold!");var unspentOuts=0;for(var o in this.outputs){if(!this.outputs[o].spend)unspentOuts+=1;if(unspentOuts>=5)return}var change=this.addresses[this.addresses.length-1];var toOut={address:to,value:value},changeOut={address:change,value:remainder};halfChangeOut={address:change,value:Math.floor(remainder/2)};var outs=remainder<5430?[toOut]:remainder<10860?[toOut,changeOut]:unspentOuts==5?[toOut,changeOut]:[toOut,halfChangeOut,halfChangeOut];var tx=new Bitcoin.Transaction({ins:utxo.map(function(x){return x.output}),outs:outs});this.sign(tx);return tx};this.mkSendToOutputs=function(outputs,changeIndex,fee){var value=outputs.reduce(function(t,o){return t+o.value},0),utxo=this.getUtxoToPay(value+fee),sum=utxo.reduce(function(t,p){return t+o.value},0);utxo[changeIndex].value+=sum-value-fee;var tx=new Bitcoin.Transaction({ins:utxo.map(function(x){return x.output}),outs:outputs});this.sign(tx);return tx};this.sign=function(tx){tx.ins.map(function(inp,i){var inp=inp.outpoint.hash+":"+inp.outpoint.index;if(me.outputs[inp]){var address=me.outputs[inp].address,ind=me.addresses.indexOf(address);if(ind>=0){var key=keys[ind];tx.sign(ind,key)}}});return tx};this.getMasterKey=function(){return masterkey};this.getPrivateKey=function(index){if(typeof index=="string")return keys.filter(function(i,k){return addresses[i]==index})[0];else return keys[index]};this.getPrivateKeys=function(){return keys}};module.exports=Wallet},{"./bip32":3,"./convert":4,"./eckey":11,"./jsbn/jsbn":14,"./jsbn/rng":16,"./script":20,"./transaction":21,"./util":22}]},{},[12])(12)}); \ No newline at end of file +!function(e){if("object"==typeof exports)module.exports=e();else if("function"==typeof define&&define.amd)define(e);else{var f;"undefined"!=typeof window?f=window:"undefined"!=typeof global?f=global:"undefined"!=typeof self&&(f=self),f.Bitcoin=e()}}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(conv.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(conv.hexToBytes(input))}},{"./convert":4,"./crypto-js/crypto":5,"./jsbn/jsbn":14}],3:[function(require,module,exports){var Script=require("./script"),util=require("./util"),conv=require("./convert"),ECKey=require("./eckey").ECKey,ECPubKey=require("./eckey").ECPubKey,base58=require("./base58"),Crypto=require("./crypto-js/crypto"),ECPointFp=require("./jsbn/ec").ECPointFp,sec=require("./jsbn/sec"),ecparams=sec("secp256k1");var BIP32key=function(opts){if(!opts)opts={};if(typeof opts=="string"){try{opts=BIP32key.prototype.deserialize(opts)}catch(e){opts=BIP32key.prototype.fromMasterKey(opts)}}this.vbytes=opts.vbytes;this.depth=opts.depth;this.fingerprint=opts.fingerprint;this.i=opts.i;this.chaincode=opts.chaincode;this.key=opts.key;this.type=conv.bytesToString(this.vbytes)==PRIVDERIV?"priv":"pub";return this};var PRIVDERIV=BIP32key.PRIVDERIV="ˆ­ä";var PUBDERIV=BIP32key.PUBDERIV="ˆ²";BIP32key.prototype.deserialize=function(str){var bytes=base58.decode(str);var front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var type=conv.bytesToString(bytes.slice(0,4))==PRIVDERIV?"priv":"pub";return new BIP32key({type:type,vbytes:bytes.slice(0,4),depth:bytes[4],fingerprint:bytes.slice(5,9),i:util.bytesToNum(bytes.slice(9,13).reverse()),chaincode:bytes.slice(13,45),key:type=="priv"?new ECKey(bytes.slice(46,78).concat([1]),true):new ECPubKey(bytes.slice(45,78))})};BIP32key.prototype.serialize=function(){var bytes=this.vbytes.concat([this.depth],this.fingerprint,util.numToBytes(this.i,4).reverse(),this.chaincode,this.type=="priv"?[0].concat(this.key.export("bytes").slice(0,32)):this.key.export("bytes"));var checksum=Crypto.SHA256(Crypto.SHA256(bytes,{asBytes:true}),{asBytes:true}).slice(0,4);return base58.encode(bytes.concat(checksum))};BIP32key.prototype.ckd=function(i){var priv,pub,newkey,fingerprint,blob,I;if(this.type=="priv"){priv=this.key.export("bytes");pub=this.key.getPub().export("bytes")}else pub=this.key.export("bytes");if(i>=2147483648){if(this.priv)throw new Error("Can't do private derivation on public key!");blob=[0].concat(priv.slice(0,32),util.numToBytes(i,4).reverse())}else blob=pub.concat(util.numToBytes(i,4).reverse());I=Crypto.HMAC(Crypto.SHA512,blob,this.chaincode,{asBytes:true});if(this.type=="priv"){newkey=this.key.add(ECKey(I.slice(0,32).concat([1])));fingerprint=util.sha256ripe160(this.key.getPub().export("bytes")).slice(0,4)}else{newkey=this.key.add(ECKey(I.slice(0,32).concat([1])).getPub());fingerprint=util.sha256ripe160(this.key.export("bytes")).slice(0,4)}return new BIP32key({vbytes:this.vbytes,type:this.type,depth:this.depth+1,fingerprint:fingerprint,i:i,chaincode:I.slice(32),key:newkey})};BIP32key.prototype.clone=function(){return new BIP32key(this)};BIP32key.prototype.privtopub=BIP32key.prototype.getPub=function(){if(this.type=="pub")return this.clone();return new BIP32key({vbytes:conv.stringToBytes(PUBDERIV),type:"pub",depth:this.depth,fingerprint:this.fingerprint,i:this.i,chaincode:this.chaincode,key:this.key.getPub()})};BIP32key.prototype.fromMasterKey=function(seed){var I=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA512,seed,"Bitcoin seed",{asBytes:true});return new BIP32key({vbytes:conv.stringToBytes(PRIVDERIV),type:"priv",depth:0,fingerprint:[0,0,0,0],i:0,chaincode:I.slice(32),key:new ECKey(I.slice(0,32).concat([1]),true)})};BIP32key.prototype.getKey=function(){return this.key};module.exports=BIP32key},{"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./eckey":11,"./jsbn/ec":13,"./jsbn/sec":17,"./script":20,"./util":22}],4:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return module.exports.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],5:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;ihasher._blocksize)key=hasher(key,{asBytes:true});var okey=key.slice(0),ikey=key.slice(0);for(var i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":4,"./crypto":5}],8:[function(require,module,exports){var conv=require("../convert"),util=require("../util");var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i>>1|gamma0xl<<31)^(gamma0xh>>>8|gamma0xl<<24)^gamma0xh>>>7;var gamma0l=(gamma0xl>>>1|gamma0xh<<31)^(gamma0xl>>>8|gamma0xh<<24)^(gamma0xl>>>7|gamma0xh<<25);var gamma1x=W[i-2];var gamma1xh=gamma1x[0];var gamma1xl=gamma1x[1];var gamma1h=(gamma1xh>>>19|gamma1xl<<13)^(gamma1xh<<3|gamma1xl>>>29)^gamma1xh>>>6;var gamma1l=(gamma1xl>>>19|gamma1xh<<13)^(gamma1xl<<3|gamma1xh>>>29)^(gamma1xl>>>6|gamma1xh<<26);var Wi7=W[i-7];var Wi7h=Wi7[0];var Wi7l=Wi7[1];var Wi16=W[i-16];var Wi16h=Wi16[0];var Wi16l=Wi16[1];var Wil=gamma0l+Wi7l;var Wih=gamma0h+Wi7h+(Wil>>>0>>0?1:0);var Wil=Wil+gamma1l;var Wih=Wih+gamma1h+(Wil>>>0>>0?1:0);var Wil=Wil+Wi16l;var Wih=Wih+Wi16h+(Wil>>>0>>0?1:0);Wi[0]=Wih;Wi[1]=Wil}var chh=eh&fh^~eh&gh;var chl=el&fl^~el≷var majh=ah&bh^ah&ch^bh&ch;var majl=al&bl^al&cl^bl&cl;var sigma0h=(ah>>>28|al<<4)^(ah<<30|al>>>2)^(ah<<25|al>>>7);var sigma0l=(al>>>28|ah<<4)^(al<<30|ah>>>2)^(al<<25|ah>>>7);var sigma1h=(eh>>>14|el<<18)^(eh>>>18|el<<14)^(eh<<23|el>>>9);var sigma1l=(el>>>14|eh<<18)^(el>>>18|eh<<14)^(el<<23|eh>>>9);var Ki=K[i];var Kih=Ki[0];var Kil=Ki[1];var t1l=hl+sigma1l;var t1h=hh+sigma1h+(t1l>>>0>>0?1:0);var t1l=t1l+chl;var t1h=t1h+chh+(t1l>>>0>>0?1:0);var t1l=t1l+Kil;var t1h=t1h+Kih+(t1l>>>0>>0?1:0);var t1l=t1l+Wil;var t1h=t1h+Wih+(t1l>>>0>>0?1:0);var t2l=sigma0l+majl;var t2h=sigma0h+majh+(t2l>>>0>>0?1:0);hh=gh;hl=gl;gh=fh;gl=fl;fh=eh;fl=el;el=dl+t1l|0;eh=dh+t1h+(el>>>0
    >>0?1:0)|0;dh=ch;dl=cl;ch=bh;cl=bl;bh=ah;bl=al;al=t1l+t2l|0;ah=t1h+t2h+(al>>>0>>0?1:0)|0}H0l=H0[1]=H0l+al;H0[0]=H0h+ah+(H0l>>>0>>0?1:0);H1l=H1[1]=H1l+bl;H1[0]=H1h+bh+(H1l>>>0>>0?1:0);H2l=H2[1]=H2l+cl;H2[0]=H2h+ch+(H2l>>>0>>0?1:0);H3l=H3[1]=H3l+dl;H3[0]=H3h+dh+(H3l>>>0
    >>0?1:0);H4l=H4[1]=H4l+el;H4[0]=H4h+eh+(H4l>>>0>>0?1:0);H5l=H5[1]=H5l+fl;H5[0]=H5h+fh+(H5l>>>0>>0?1:0);H6l=H6[1]=H6l+gl;H6[0]=H6h+gh+(H6l>>>0>>0?1:0);H7l=H7[1]=H7l+hl;H7[0]=H7h+hh+(H7l>>>0>>0?1:0);return H};module.exports=function(message,options){var H=[[1779033703,4089235720],[3144134277,2227873595],[1013904242,4271175723],[2773480762,1595750129],[1359893119,2917565137],[2600822924,725511199],[528734635,4215389547],[1541459225,327033209]];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>10<<5)+31]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}function deterministicGenerateK(hash,key){var v=[];var k=[];for(var i=0;i<32;i++)v.push(1);for(var i=0;i<32;i++)k.push(0);k=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v.concat([0]).concat(key).concat(hash),k,{asBytes:true});v=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v,k,{asBytes:true});k=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v.concat([1]).concat(key).concat(hash),k,{asBytes:true});v=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v,k,{asBytes:true});v=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v,k,{asBytes:true});return Bitcoin.BigInteger.fromByteArrayUnsigned(v)}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);var k=deterministicGenerateK(hash,priv.toByteArrayUnsigned());var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECPubKey=require("./eckey").ECPubKey;return ECPubKey(Q)},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./convert":4,"./eckey":11,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/rng":16,"./jsbn/sec":17,"./util":22}],11:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ECPointFp=require("./jsbn/ec").ECPointFp;var ecparams=sec("secp256k1");var ECKey=function(input,compressed){if(!(this instanceof ECKey)){return new ECKey(input)}if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n);this.compressed=compressed||false}else this.import(input,compressed)};ECKey.prototype.import=function(input,compressed){function has(li,v){return li.indexOf(v)>=0}function fromBin(x){return BigInteger.fromByteArrayUnsigned(x)}this.priv=input instanceof ECKey?input.priv:input instanceof BigInteger?input.mod(ecparams.getN()):util.isArray(input)?fromBin(input.slice(0,32)):typeof input!="string"?null:input.length==51&&input[0]=="5"?fromBin(base58.checkDecode(input)):input.length==52&&has("LK",input[0])?fromBin(base58.checkDecode(input)):has([64,65],input.length)?fromBin(conv.hexToBytes(input.slice(0,64))):null;this.compressed=arguments.length>1?compressed:input instanceof ECKey?input.compressed:input instanceof BigInteger?false:util.isArray(input)?false:typeof input!="string"?null:input.length==51&&input[0]=="5"?false:input.length==52&&has("LK",input[0])?true:input.length==64?false:input.length==65?true:null};ECKey.prototype.getPub=function(){return ECPubKey(ecparams.getG().multiply(this.priv),this.compressed)};ECKey.prototype.export=function(format){var bytes=this.priv.toByteArrayUnsigned();if(this.compressed)bytes.push(1);return format==="base58"?base58.checkEncode(bytes,128):format==="bin"?conv.bytesToString(bytes):format==="bytes"?bytes:format==="hex"?conv.bytesToHex(bytes):bytes};ECKey.prototype.toString=function(format){return""+this.export(format)};ECKey.prototype.getBitcoinAddress=function(v){return this.getPub().getBitcoinAddress(v)};ECKey.prototype.add=function(key){return ECKey(this.priv.add(ECKey(key).priv),this.compressed)};ECKey.prototype.multiply=function(key){return ECKey(this.priv.multiply(ECKey(key).priv),this.compressed)};var ECPubKey=function(input,compressed){if(!(this instanceof ECPubKey)){return new ECPubKey(input,compressed)}var decode=function(x){return ECPointFp.decodeFrom(ecparams.getCurve(),x)};this.pub=input instanceof ECPointFp?input:input instanceof ECKey?ecparams.getG().multiply(input.priv):input instanceof ECPubKey?input.pub:typeof input=="string"?decode(conv.hexToBytes(input)):util.isArray(input)?decode(input):ecparams.getG().multiply(ecdsa.getBigRandom(ecparams.getN()));this.compressed=arguments.length>1?compressed:input instanceof ECPointFp?input.compressed:input instanceof ECPubKey?input.compressed:this.pub[0]<4};ECPubKey.prototype.add=function(key){return ECPubKey(this.pub.add(ECPubKey(key).pub),this.compressed)};ECPubKey.prototype.multiply=function(key){return ECPubKey(this.pub.multiply(ECKey(key).priv),this.compressed)};ECPubKey.prototype.export=function(formt){var o=this.pub.getEncoded(this.compressed);return formt=="hex"?conv.bytesToHex(o):o};ECPubKey.prototype.toString=function(format){return""+this.export(format)};ECPubKey.prototype.getBitcoinAddress=function(v){return new Address(util.sha256ripe160(this.export()),version)};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};module.exports={ECKey:ECKey,ECPubKey:ECPubKey}},{"./address":1,"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/sec":17,"./util":22}],12:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(ecparams,enc){var type=enc[0];var dataLen=enc.length-1;if(type==4){var xBa=enc.slice(1,1+dataLen/2),yBa=enc.slice(1+dataLen/2,1+dataLen),x=BigInteger.fromByteArrayUnsigned(xBa),y=BigInteger.fromByteArrayUnsigned(yBa)}else{var xBa=enc.slice(1),x=BigInteger.fromByteArrayUnsigned(xBa),p=ecparams.getQ(),xCubedPlus7=x.multiply(x).multiply(x).add(new Bitcoin.BigInteger("7")).mod(p),pPlus1Over4=p.add(new Bitcoin.BigInteger("1")).divide(new Bitcoin.BigInteger("4")),y=xCubedPlus7.modPow(pPlus1Over4,p);if(y.mod(new Bitcoin.BigInteger("2")).toString()!=""+type%2){y=p.subtract(y)}}return new ECPointFp(ecparams,ecparams.fromBigInteger(x),ecparams.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":14,"./sec":17}],14:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;address=new Address(address);if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i65){var args=arguments[0].split(":");return this.addInput(args[0],args[1])}else{this.ins.push(new TransactionIn({outpoint:{hash:tx.hash||tx,index:outIndex},script:new Script,sequence:4294967295}))}};Transaction.prototype.addOutput=function(address,value){if(arguments[0]instanceof TransactionOut){this.outs.push(arguments[0]);return}if(arguments[0].indexOf(":")>=0){var args=arguments[0].split(":");address=args[0];value=parseInt(args[1])}this.outs.push(new TransactionOut({value:value,script:Script.createOutputScript(address)}))};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){if(typeof buffer=="string"){buffer=conv.hexToBytes(buffer)}var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./eckey":11,"./jsbn/jsbn":14,"./script":20,"./util":22,"./wallet":23}],22:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},numToBytes:function(num,bytes){if(bytes===undefined)bytes=8;if(bytes==0)return[];else return[num%256].concat(module.exports.numToBytes(Math.floor(num/256),bytes-1))},bytesToNum:function(bytes){if(bytes.length==0)return 0;else return bytes[0]+256*module.exports.bytesToNum(bytes.slice(1))},numToVarInt:function(num){var m=module.exports;if(num<253)return[num];else if(num<65536)return[253].concat(m.numToBytes(num,2));else if(num<4294967296)return[254].concat(m.numToBytes(num,4));else return[253].concat(m.numToBytes(num,8))},bytesToWords:function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words},wordsToBytes:function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":5,"./jsbn/jsbn":14}],23:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey").ECKey;var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var BIP32key=require("./bip32");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var SecureRandom=require("./jsbn/rng");var rng=new SecureRandom;var Wallet=function(seed){var keys=[];var masterkey=null;var me=this;this.addresses=[];this.outputs={};this.newMasterKey=function(seed){if(!seed){var seedBytes=new Array(32);rng.nextBytes(seedBytes);seed=conv.bytesToString(seedBytes)}masterkey=new BIP32key(seed);keys=[]};this.newMasterKey(seed);this.generateAddress=function(){keys.push(masterkey.ckd(keys.length).key);this.addresses.push(keys[keys.length-1].getBitcoinAddress().toString());return this.addresses[this.addresses.length-1]};this.processTx=function(tx,verified){var txhash=conv.bytesToHex(tx.getHash());for(var i=0;i=0){me.outputs[txhash+":"+i]={output:txhash+":"+i,value:tx.outs[i].value,address:tx.outs[i].address.toString(),timestamp:(new Date).getTime()/1e3,pending:true}}}for(var i=0;io.timestamp+1200)delete this.outputs[o];if(o.spendpending&&t>o.timestamp+1200){o.spendpending=false;o.spend=false;delete o.timestamp}}};var peoInterval=setInterval(this.processExistingOutputs,1e4);this.getUtxoToPay=function(value){var h=[];for(var out in this.outputs)h.push(this.outputs[out]);var utxo=h.filter(function(x){return!x.spend});var valuecompare=function(a,b){return a.value>b.value};var high=utxo.filter(function(o){return o.value>=value}).sort(valuecompare);if(high.length>0)return[high[0]];utxo.sort(valuecompare);var totalval=0;for(var i=0;i=value)return utxo.slice(0,i+1)}throw"Not enough money to send funds including transaction fee. Have: "+totalval/1e8+", needed: "+value/1e8};this.mkSend=function(to,value,fee){var utxo=this.getUtxoToPay(value+fee);var sum=utxo.reduce(function(t,o){return t+o.value},0),remainder=sum-value-fee;if(value<5430)throw new Error("Amount below dust threshold!");var unspentOuts=0;for(var o in this.outputs){if(!this.outputs[o].spend)unspentOuts+=1;if(unspentOuts>=5)return}var change=this.addresses[this.addresses.length-1];var toOut={address:to,value:value},changeOut={address:change,value:remainder};halfChangeOut={address:change,value:Math.floor(remainder/2)};var outs=remainder<5430?[toOut]:remainder<10860?[toOut,changeOut]:unspentOuts==5?[toOut,changeOut]:[toOut,halfChangeOut,halfChangeOut];var tx=new Bitcoin.Transaction({ins:utxo.map(function(x){return x.output}),outs:outs});this.sign(tx);return tx};this.mkSendToOutputs=function(outputs,changeIndex,fee){var value=outputs.reduce(function(t,o){return t+o.value},0),utxo=this.getUtxoToPay(value+fee),sum=utxo.reduce(function(t,p){return t+o.value},0);utxo[changeIndex].value+=sum-value-fee;var tx=new Bitcoin.Transaction({ins:utxo.map(function(x){return x.output}),outs:outputs});this.sign(tx);return tx};this.sign=function(tx){tx.ins.map(function(inp,i){var inp=inp.outpoint.hash+":"+inp.outpoint.index;if(me.outputs[inp]){var address=me.outputs[inp].address,ind=me.addresses.indexOf(address);if(ind>=0){var key=keys[ind];tx.sign(ind,key)}}});return tx};this.getMasterKey=function(){return masterkey};this.getPrivateKey=function(index){if(typeof index=="string")return keys.filter(function(i,k){return addresses[i]==index})[0];else return keys[index]};this.getPrivateKeys=function(){return keys}};module.exports=Wallet},{"./bip32":3,"./convert":4,"./eckey":11,"./jsbn/jsbn":14,"./jsbn/rng":16,"./script":20,"./transaction":21,"./util":22}]},{},[12])(12)}); \ No newline at end of file diff --git a/src/bip32.js b/src/bip32.js index 36a0d2f..cbade7e 100644 --- a/src/bip32.js +++ b/src/bip32.js @@ -1,7 +1,8 @@ var Script = require('./script'), util = require('./util'), conv = require('./convert'), - key = require('./eckey'), + ECKey = require('./eckey').ECKey, + ECPubKey = require('./eckey').ECPubKey, base58 = require('./base58'), Crypto = require('./crypto-js/crypto'), ECPointFp = require('./jsbn/ec').ECPointFp, @@ -48,7 +49,8 @@ BIP32key.prototype.deserialize = function(str) { fingerprint: bytes.slice(5,9), i: util.bytesToNum(bytes.slice(9,13).reverse()), chaincode: bytes.slice(13,45), - key: new key(type == 'priv' ? bytes.slice(46,78).concat([1]) : bytes.slice(45,78)) + key: type == 'priv' ? new ECKey(bytes.slice(46,78).concat([1]),true) + : new ECPubKey(bytes.slice(45,78)) }) } @@ -59,7 +61,7 @@ BIP32key.prototype.serialize = function() { util.numToBytes(this.i,4).reverse(), this.chaincode, this.type == 'priv' ? [0].concat(this.key.export('bytes').slice(0,32)) - : this.key) + : this.key.export('bytes')) var checksum = Crypto.SHA256(Crypto.SHA256(bytes,{asBytes: true}), {asBytes: true}) .slice(0,4) return base58.encode(bytes.concat(checksum)) @@ -69,9 +71,9 @@ BIP32key.prototype.ckd = function(i) { var priv, pub, newkey, fingerprint, blob, I; if (this.type == 'priv') { priv = this.key.export('bytes') - pub = this.key.getPub() + pub = this.key.getPub().export('bytes') } - else pub = this.key + else pub = this.key.export('bytes') if (i >= 2147483648) { if (this.priv) throw new Error("Can't do private derivation on public key!") @@ -82,16 +84,12 @@ BIP32key.prototype.ckd = function(i) { I = Crypto.HMAC(Crypto.SHA512,blob,this.chaincode,{ asBytes: true }) if (this.type == 'priv') { - Ikey = Bitcoin.BigInteger.fromByteArrayUnsigned(I.slice(0,32)) - newkey = new key(this.key.priv.add(Ikey)) - newkey.compressed = true - fingerprint = util.sha256ripe160(this.key.getPub()).slice(0,4) + newkey = this.key.add(ECKey(I.slice(0,32).concat([1]))) + fingerprint = util.sha256ripe160(this.key.getPub().export('bytes')).slice(0,4) } else { - newkey = ECPointFp.decodeFrom(ecparams.getCurve(),this.key) - .add(new key(I.slice(0,32).concat([1])).getPubPoint()) - .getEncoded(true); - fingerprint = util.sha256ripe160(this.key).slice(0,4) + newkey = this.key.add(ECKey(I.slice(0,32).concat([1])).getPub()); + fingerprint = util.sha256ripe160(this.key.export('bytes')).slice(0,4) } return new BIP32key({ vbytes: this.vbytes, @@ -130,7 +128,7 @@ BIP32key.prototype.fromMasterKey = function(seed) { fingerprint: [0,0,0,0], i: 0, chaincode: I.slice(32), - key: new key(I.slice(0,32).concat([1])) + key: new ECKey(I.slice(0,32).concat([1]),true) }) } diff --git a/src/ecdsa.js b/src/ecdsa.js index 1aa15ed..ed9b90c 100644 --- a/src/ecdsa.js +++ b/src/ecdsa.js @@ -2,6 +2,7 @@ var sec = require('./jsbn/sec'); var util = require('./util'); var SecureRandom = require('./jsbn/rng'); var BigInteger = require('./jsbn/jsbn'); +var conv = require('./convert') var ECPointFp = require('./jsbn/ec').ECPointFp; @@ -36,6 +37,19 @@ function implShamirsTrick(P, k, Q, l) return R; }; +function deterministicGenerateK(hash,key) { + var v = []; + var k = []; + for (var i = 0;i < 32;i++) v.push(1); + for (var i = 0;i < 32;i++) k.push(0); + k = Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v.concat([0]).concat(key).concat(hash),k,{ asBytes: true }) + v = Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v,k,{ asBytes: true }) + k = Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v.concat([1]).concat(key).concat(hash),k,{ asBytes: true }) + v = Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v,k,{ asBytes: true }) + v = Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v,k,{ asBytes: true }) + return Bitcoin.BigInteger.fromByteArrayUnsigned(v); +} + var ECDSA = { getBigRandom: function (limit) { return new BigInteger(limit.bitLength(), rng) @@ -48,12 +62,10 @@ var ECDSA = { var n = ecparams.getN(); var e = BigInteger.fromByteArrayUnsigned(hash); - do { - var k = ECDSA.getBigRandom(n); - var G = ecparams.getG(); - var Q = G.multiply(k); - var r = Q.getX().toBigInteger().mod(n); - } while (r.compareTo(BigInteger.ZERO) <= 0); + var k = deterministicGenerateK(hash,priv.toByteArrayUnsigned()) + var G = ecparams.getG(); + var Q = G.multiply(k); + var r = Q.getX().toBigInteger().mod(n); var s = k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n); @@ -258,10 +270,8 @@ var ECDSA = { // TODO (shtylman) this is stupid because this file and eckey // have circular dependencies - var ECKey = require('./eckey'); - var pubKey = ECKey(); - pubKey.pub = Q; - return pubKey; + var ECPubKey = require('./eckey').ECPubKey; + return ECPubKey(Q); }, /** diff --git a/src/eckey.js b/src/eckey.js index 71cbc45..bc8985e 100644 --- a/src/eckey.js +++ b/src/eckey.js @@ -11,70 +11,46 @@ var ECPointFp = require('./jsbn/ec').ECPointFp; var ecparams = sec("secp256k1"); // input can be nothing, array of bytes, hex string, or base58 string -var ECKey = function (input) { - if (!(this instanceof ECKey)) { - return new ECKey(input); - } - - this.compressed = !!ECKey.compressByDefault; - +var ECKey = function (input,compressed) { + if (!(this instanceof ECKey)) { return new ECKey(input); } if (!input) { // Generate new key var n = ecparams.getN(); this.priv = ecdsa.getBigRandom(n); + this.compressed = compressed || false; } - else this.import(input) -}; - -/** - * Whether public keys should be returned compressed by default. - */ -ECKey.compressByDefault = false; - -/** - * Set whether the public key should be returned compressed or not. - */ -ECKey.prototype.setCompressed = function (v) { - this.compressed = !!v; + else this.import(input,compressed) }; -/** - * Return public key in DER encoding. - */ -ECKey.prototype.getPub = function () { - return this.getPubPoint().getEncoded(this.compressed); +ECKey.prototype.import = function (input,compressed) { + function has(li,v) { return li.indexOf(v) >= 0 } + function fromBin(x) { return BigInteger.fromByteArrayUnsigned(x) } + this.priv = + input instanceof ECKey ? input.priv + : input instanceof BigInteger ? input.mod(ecparams.getN()) + : util.isArray(input) ? fromBin(input.slice(0,32)) + : typeof input != "string" ? null + : input.length == 51 && input[0] == '5' ? fromBin(base58.checkDecode(input)) + : input.length == 52 && has('LK',input[0]) ? fromBin(base58.checkDecode(input)) + : has([64,65],input.length) ? fromBin(conv.hexToBytes(input.slice(0,64))) + : null + + this.compressed = + arguments.length > 1 ? compressed + : input instanceof ECKey ? input.compressed + : input instanceof BigInteger ? false + : util.isArray(input) ? false + : typeof input != "string" ? null + : input.length == 51 && input[0] == '5' ? false + : input.length == 52 && has('LK',input[0]) ? true + : input.length == 64 ? false + : input.length == 65 ? true + : null }; -/** - * Return public point as ECPoint object. - */ -ECKey.prototype.getPubPoint = function () { - if (!this.pub) this.pub = ecparams.getG().multiply(this.priv); - return this.pub; -}; - -/** - * Get the pubKeyHash for this key. - * - * This is calculated as RIPE160(SHA256([encoded pubkey])) and returned as - * a byte array. - */ -ECKey.prototype.getPubKeyHash = function () { - if (this.pubKeyHash) return this.pubKeyHash; - return this.pubKeyHash = util.sha256ripe160(this.getPub()); -}; - -ECKey.prototype.getBitcoinAddress = function (version) { - var hash = this.getPubKeyHash(); - var addr = new Address(hash,version); - return addr; -}; - -ECKey.prototype.setPub = function (pub) { - this.pub = ECPointFp.decodeFrom(ecparams.getCurve(), pub); - this.compressed = (pub[0] < 4) - return this -}; +ECKey.prototype.getPub = function() { + return ECPubKey(ecparams.getG().multiply(this.priv),this.compressed) +} ECKey.prototype.export = function (format) { var bytes = this.priv.toByteArrayUnsigned(); @@ -86,12 +62,66 @@ ECKey.prototype.export = function (format) { : format === "hex" ? conv.bytesToHex(bytes) : bytes }; -ECKey.prototype.getExportedPrivateKey = ECKey.prototype.export; ECKey.prototype.toString = function (format) { return ''+this.export(format) } +ECKey.prototype.getBitcoinAddress = function(v) { + return this.getPub().getBitcoinAddress(v) +} + +ECKey.prototype.add = function(key) { + return ECKey(this.priv.add(ECKey(key).priv),this.compressed) +} + +ECKey.prototype.multiply = function(key) { + return ECKey(this.priv.multiply(ECKey(key).priv),this.compressed) +} + +var ECPubKey = function(input,compressed) { + + if (!(this instanceof ECPubKey)) { return new ECPubKey(input,compressed); } + + var decode = function(x) { return ECPointFp.decodeFrom(ecparams.getCurve(), x) } + this.pub = + input instanceof ECPointFp ? input + : input instanceof ECKey ? ecparams.getG().multiply(input.priv) + : input instanceof ECPubKey ? input.pub + : typeof input == "string" ? decode(conv.hexToBytes(input)) + : util.isArray(input) ? decode(input) + : ecparams.getG().multiply(ecdsa.getBigRandom(ecparams.getN())) + + this.compressed = + arguments.length > 1 ? compressed + : input instanceof ECPointFp ? input.compressed + : input instanceof ECPubKey ? input.compressed + : (this.pub[0] < 4) + +} + +ECPubKey.prototype.add = function(key) { + return ECPubKey(this.pub.add(ECPubKey(key).pub),this.compressed) +} + +ECPubKey.prototype.multiply = function(key) { + return ECPubKey(this.pub.multiply(ECKey(key).priv),this.compressed) +} + +ECPubKey.prototype.export = function(formt) { + var o = this.pub.getEncoded(this.compressed) + return formt == 'hex' ? conv.bytesToHex(o) : o; +} + +ECPubKey.prototype.toString = function (format) { + return ''+this.export(format) +} + +ECPubKey.prototype.getBitcoinAddress = function(v) { + return new Address(util.sha256ripe160(this.export()),version); +} + + ECKey.prototype.sign = function (hash) { return ecdsa.sign(hash, this.priv); }; @@ -103,38 +133,6 @@ ECKey.prototype.verify = function (hash, sig) { /** * Parse an exported private key contained in a string. */ -ECKey.prototype.import = function (input) { - if (input instanceof ECKey) { - this.priv = input.priv; - this.compressed = input.compressed; - } - else if (input instanceof BigInteger) { - // Input is a private key value - this.priv = input; - this.compressed = ECKey.compressByDefault; - } - else if (util.isArray(input)) { - // Prepend zero byte to prevent interpretation as negative integer - this.priv = BigInteger.fromByteArrayUnsigned(input.slice(0,32)); - this.compressed = (input.length == 33); - } - else if ("string" == typeof input) { - if (input.length == 51 && input[0] == '5') { - // Base58 encoded private key - this.priv = BigInteger.fromByteArrayUnsigned(base58.checkDecode(input)); - this.compressed = false; - } - else if (input.length == 52 && (input[0] === 'K' || input[0] === 'L')) { - // Base58 encoded private key - this.priv = BigInteger.fromByteArrayUnsigned(base58.checkDecode(input)); - this.compressed = true; - } - else if (input.length >= 64) { - // hex string? - this.priv = BigInteger.fromByteArrayUnsigned(conv.hexToBytes(input.slice(0,64))); - this.compressed = (input.length == 66) - } - } -}; -module.exports = ECKey; + +module.exports = { ECKey: ECKey, ECPubKey: ECPubKey }; diff --git a/src/index.js b/src/index.js index 4a5d79c..0ae832d 100644 --- a/src/index.js +++ b/src/index.js @@ -22,9 +22,13 @@ var endian = function (n) { return n; } +var Key = require('./eckey'); + module.exports = { Address: require('./address'), - Key: require('./eckey'), + Key: Key.ECKey, + ECKey: Key.ECKey, + ECPubKey: Key.ECPubKey, Message: require('./message'), BigInteger: require('./jsbn/jsbn'), Crypto: require('./crypto-js/crypto'), diff --git a/src/transaction.js b/src/transaction.js index c6d0224..aaef806 100644 --- a/src/transaction.js +++ b/src/transaction.js @@ -4,7 +4,7 @@ var util = require('./util'); var conv = require('./convert'); var Crypto = require('./crypto-js/crypto'); var Wallet = require('./wallet'); -var ECKey = require('./eckey'); +var ECKey = require('./eckey').ECKey; var ECDSA = require('./ecdsa'); var Address = require('./address'); @@ -467,7 +467,7 @@ Transaction.deserialize = function(buffer) { Transaction.prototype.sign = function(index, key, type) { type = type || SIGHASH_ALL; key = new ECKey(key); - var pub = key.getPub(), + var pub = key.getPub().export('bytes'), hash160 = util.sha256ripe160(pub), script = Script.createOutputScript(new Address(hash160)), hash = this.hashTransactionForSignature( script, index, type), diff --git a/src/wallet.js b/src/wallet.js index 5d540f0..9f674bd 100644 --- a/src/wallet.js +++ b/src/wallet.js @@ -1,5 +1,5 @@ var Script = require('./script'); -var ECKey = require('./eckey'); +var ECKey = require('./eckey').ECKey; var conv = require('./convert'); var util = require('./util'); From 7b19ba58117e0fb7b8984be62dbbb83a937c4dad Mon Sep 17 00:00:00 2001 From: Vitalik Buterin Date: Wed, 8 Jan 2014 17:13:26 -0500 Subject: [PATCH 58/90] Added pubkey import and bin export --- bitcoinjs-min.js | 6 +++--- src/eckey.js | 16 +++++++++++++--- 2 files changed, 16 insertions(+), 6 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index 5fc84ba..917deb7 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ -!function(e){if("object"==typeof exports)module.exports=e();else if("function"==typeof define&&define.amd)define(e);else{var f;"undefined"!=typeof window?f=window:"undefined"!=typeof global?f=global:"undefined"!=typeof self&&(f=self),f.Bitcoin=e()}}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(conv.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(conv.hexToBytes(input))}},{"./convert":4,"./crypto-js/crypto":5,"./jsbn/jsbn":14}],3:[function(require,module,exports){var Script=require("./script"),util=require("./util"),conv=require("./convert"),ECKey=require("./eckey").ECKey,ECPubKey=require("./eckey").ECPubKey,base58=require("./base58"),Crypto=require("./crypto-js/crypto"),ECPointFp=require("./jsbn/ec").ECPointFp,sec=require("./jsbn/sec"),ecparams=sec("secp256k1");var BIP32key=function(opts){if(!opts)opts={};if(typeof opts=="string"){try{opts=BIP32key.prototype.deserialize(opts)}catch(e){opts=BIP32key.prototype.fromMasterKey(opts)}}this.vbytes=opts.vbytes;this.depth=opts.depth;this.fingerprint=opts.fingerprint;this.i=opts.i;this.chaincode=opts.chaincode;this.key=opts.key;this.type=conv.bytesToString(this.vbytes)==PRIVDERIV?"priv":"pub";return this};var PRIVDERIV=BIP32key.PRIVDERIV="ˆ­ä";var PUBDERIV=BIP32key.PUBDERIV="ˆ²";BIP32key.prototype.deserialize=function(str){var bytes=base58.decode(str);var front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var type=conv.bytesToString(bytes.slice(0,4))==PRIVDERIV?"priv":"pub";return new BIP32key({type:type,vbytes:bytes.slice(0,4),depth:bytes[4],fingerprint:bytes.slice(5,9),i:util.bytesToNum(bytes.slice(9,13).reverse()),chaincode:bytes.slice(13,45),key:type=="priv"?new ECKey(bytes.slice(46,78).concat([1]),true):new ECPubKey(bytes.slice(45,78))})};BIP32key.prototype.serialize=function(){var bytes=this.vbytes.concat([this.depth],this.fingerprint,util.numToBytes(this.i,4).reverse(),this.chaincode,this.type=="priv"?[0].concat(this.key.export("bytes").slice(0,32)):this.key.export("bytes"));var checksum=Crypto.SHA256(Crypto.SHA256(bytes,{asBytes:true}),{asBytes:true}).slice(0,4);return base58.encode(bytes.concat(checksum))};BIP32key.prototype.ckd=function(i){var priv,pub,newkey,fingerprint,blob,I;if(this.type=="priv"){priv=this.key.export("bytes");pub=this.key.getPub().export("bytes")}else pub=this.key.export("bytes");if(i>=2147483648){if(this.priv)throw new Error("Can't do private derivation on public key!");blob=[0].concat(priv.slice(0,32),util.numToBytes(i,4).reverse())}else blob=pub.concat(util.numToBytes(i,4).reverse());I=Crypto.HMAC(Crypto.SHA512,blob,this.chaincode,{asBytes:true});if(this.type=="priv"){newkey=this.key.add(ECKey(I.slice(0,32).concat([1])));fingerprint=util.sha256ripe160(this.key.getPub().export("bytes")).slice(0,4)}else{newkey=this.key.add(ECKey(I.slice(0,32).concat([1])).getPub());fingerprint=util.sha256ripe160(this.key.export("bytes")).slice(0,4)}return new BIP32key({vbytes:this.vbytes,type:this.type,depth:this.depth+1,fingerprint:fingerprint,i:i,chaincode:I.slice(32),key:newkey})};BIP32key.prototype.clone=function(){return new BIP32key(this)};BIP32key.prototype.privtopub=BIP32key.prototype.getPub=function(){if(this.type=="pub")return this.clone();return new BIP32key({vbytes:conv.stringToBytes(PUBDERIV),type:"pub",depth:this.depth,fingerprint:this.fingerprint,i:this.i,chaincode:this.chaincode,key:this.key.getPub()})};BIP32key.prototype.fromMasterKey=function(seed){var I=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA512,seed,"Bitcoin seed",{asBytes:true});return new BIP32key({vbytes:conv.stringToBytes(PRIVDERIV),type:"priv",depth:0,fingerprint:[0,0,0,0],i:0,chaincode:I.slice(32),key:new ECKey(I.slice(0,32).concat([1]),true)})};BIP32key.prototype.getKey=function(){return this.key};module.exports=BIP32key},{"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./eckey":11,"./jsbn/ec":13,"./jsbn/sec":17,"./script":20,"./util":22}],4:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return module.exports.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],5:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;ihasher._blocksize)key=hasher(key,{asBytes:true});var okey=key.slice(0),ikey=key.slice(0);for(var i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":4,"./crypto":5}],8:[function(require,module,exports){var conv=require("../convert"),util=require("../util");var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i>>1|gamma0xl<<31)^(gamma0xh>>>8|gamma0xl<<24)^gamma0xh>>>7;var gamma0l=(gamma0xl>>>1|gamma0xh<<31)^(gamma0xl>>>8|gamma0xh<<24)^(gamma0xl>>>7|gamma0xh<<25);var gamma1x=W[i-2];var gamma1xh=gamma1x[0];var gamma1xl=gamma1x[1];var gamma1h=(gamma1xh>>>19|gamma1xl<<13)^(gamma1xh<<3|gamma1xl>>>29)^gamma1xh>>>6;var gamma1l=(gamma1xl>>>19|gamma1xh<<13)^(gamma1xl<<3|gamma1xh>>>29)^(gamma1xl>>>6|gamma1xh<<26);var Wi7=W[i-7];var Wi7h=Wi7[0];var Wi7l=Wi7[1];var Wi16=W[i-16];var Wi16h=Wi16[0];var Wi16l=Wi16[1];var Wil=gamma0l+Wi7l;var Wih=gamma0h+Wi7h+(Wil>>>0>>0?1:0);var Wil=Wil+gamma1l;var Wih=Wih+gamma1h+(Wil>>>0>>0?1:0);var Wil=Wil+Wi16l;var Wih=Wih+Wi16h+(Wil>>>0>>0?1:0);Wi[0]=Wih;Wi[1]=Wil}var chh=eh&fh^~eh&gh;var chl=el&fl^~el≷var majh=ah&bh^ah&ch^bh&ch;var majl=al&bl^al&cl^bl&cl;var sigma0h=(ah>>>28|al<<4)^(ah<<30|al>>>2)^(ah<<25|al>>>7);var sigma0l=(al>>>28|ah<<4)^(al<<30|ah>>>2)^(al<<25|ah>>>7);var sigma1h=(eh>>>14|el<<18)^(eh>>>18|el<<14)^(eh<<23|el>>>9);var sigma1l=(el>>>14|eh<<18)^(el>>>18|eh<<14)^(el<<23|eh>>>9);var Ki=K[i];var Kih=Ki[0];var Kil=Ki[1];var t1l=hl+sigma1l;var t1h=hh+sigma1h+(t1l>>>0>>0?1:0);var t1l=t1l+chl;var t1h=t1h+chh+(t1l>>>0>>0?1:0);var t1l=t1l+Kil;var t1h=t1h+Kih+(t1l>>>0>>0?1:0);var t1l=t1l+Wil;var t1h=t1h+Wih+(t1l>>>0>>0?1:0);var t2l=sigma0l+majl;var t2h=sigma0h+majh+(t2l>>>0>>0?1:0);hh=gh;hl=gl;gh=fh;gl=fl;fh=eh;fl=el;el=dl+t1l|0;eh=dh+t1h+(el>>>0
    >>0?1:0)|0;dh=ch;dl=cl;ch=bh;cl=bl;bh=ah;bl=al;al=t1l+t2l|0;ah=t1h+t2h+(al>>>0>>0?1:0)|0}H0l=H0[1]=H0l+al;H0[0]=H0h+ah+(H0l>>>0>>0?1:0);H1l=H1[1]=H1l+bl;H1[0]=H1h+bh+(H1l>>>0>>0?1:0);H2l=H2[1]=H2l+cl;H2[0]=H2h+ch+(H2l>>>0>>0?1:0);H3l=H3[1]=H3l+dl;H3[0]=H3h+dh+(H3l>>>0
    >>0?1:0);H4l=H4[1]=H4l+el;H4[0]=H4h+eh+(H4l>>>0>>0?1:0);H5l=H5[1]=H5l+fl;H5[0]=H5h+fh+(H5l>>>0>>0?1:0);H6l=H6[1]=H6l+gl;H6[0]=H6h+gh+(H6l>>>0>>0?1:0);H7l=H7[1]=H7l+hl;H7[0]=H7h+hh+(H7l>>>0>>0?1:0);return H};module.exports=function(message,options){var H=[[1779033703,4089235720],[3144134277,2227873595],[1013904242,4271175723],[2773480762,1595750129],[1359893119,2917565137],[2600822924,725511199],[528734635,4215389547],[1541459225,327033209]];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>10<<5)+31]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}function deterministicGenerateK(hash,key){var v=[];var k=[];for(var i=0;i<32;i++)v.push(1);for(var i=0;i<32;i++)k.push(0);k=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v.concat([0]).concat(key).concat(hash),k,{asBytes:true});v=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v,k,{asBytes:true});k=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v.concat([1]).concat(key).concat(hash),k,{asBytes:true});v=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v,k,{asBytes:true});v=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v,k,{asBytes:true});return Bitcoin.BigInteger.fromByteArrayUnsigned(v)}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);var k=deterministicGenerateK(hash,priv.toByteArrayUnsigned());var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECPubKey=require("./eckey").ECPubKey;return ECPubKey(Q)},calcPubkeyRecoveryParam:function(address,r,s,hash){for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./convert":4,"./eckey":11,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/rng":16,"./jsbn/sec":17,"./util":22}],11:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ECPointFp=require("./jsbn/ec").ECPointFp;var ecparams=sec("secp256k1");var ECKey=function(input,compressed){if(!(this instanceof ECKey)){return new ECKey(input)}if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n);this.compressed=compressed||false}else this.import(input,compressed)};ECKey.prototype.import=function(input,compressed){function has(li,v){return li.indexOf(v)>=0}function fromBin(x){return BigInteger.fromByteArrayUnsigned(x)}this.priv=input instanceof ECKey?input.priv:input instanceof BigInteger?input.mod(ecparams.getN()):util.isArray(input)?fromBin(input.slice(0,32)):typeof input!="string"?null:input.length==51&&input[0]=="5"?fromBin(base58.checkDecode(input)):input.length==52&&has("LK",input[0])?fromBin(base58.checkDecode(input)):has([64,65],input.length)?fromBin(conv.hexToBytes(input.slice(0,64))):null;this.compressed=arguments.length>1?compressed:input instanceof ECKey?input.compressed:input instanceof BigInteger?false:util.isArray(input)?false:typeof input!="string"?null:input.length==51&&input[0]=="5"?false:input.length==52&&has("LK",input[0])?true:input.length==64?false:input.length==65?true:null};ECKey.prototype.getPub=function(){return ECPubKey(ecparams.getG().multiply(this.priv),this.compressed)};ECKey.prototype.export=function(format){var bytes=this.priv.toByteArrayUnsigned();if(this.compressed)bytes.push(1);return format==="base58"?base58.checkEncode(bytes,128):format==="bin"?conv.bytesToString(bytes):format==="bytes"?bytes:format==="hex"?conv.bytesToHex(bytes):bytes};ECKey.prototype.toString=function(format){return""+this.export(format)};ECKey.prototype.getBitcoinAddress=function(v){return this.getPub().getBitcoinAddress(v)};ECKey.prototype.add=function(key){return ECKey(this.priv.add(ECKey(key).priv),this.compressed)};ECKey.prototype.multiply=function(key){return ECKey(this.priv.multiply(ECKey(key).priv),this.compressed)};var ECPubKey=function(input,compressed){if(!(this instanceof ECPubKey)){return new ECPubKey(input,compressed)}var decode=function(x){return ECPointFp.decodeFrom(ecparams.getCurve(),x)};this.pub=input instanceof ECPointFp?input:input instanceof ECKey?ecparams.getG().multiply(input.priv):input instanceof ECPubKey?input.pub:typeof input=="string"?decode(conv.hexToBytes(input)):util.isArray(input)?decode(input):ecparams.getG().multiply(ecdsa.getBigRandom(ecparams.getN()));this.compressed=arguments.length>1?compressed:input instanceof ECPointFp?input.compressed:input instanceof ECPubKey?input.compressed:this.pub[0]<4};ECPubKey.prototype.add=function(key){return ECPubKey(this.pub.add(ECPubKey(key).pub),this.compressed)};ECPubKey.prototype.multiply=function(key){return ECPubKey(this.pub.multiply(ECKey(key).priv),this.compressed)};ECPubKey.prototype.export=function(formt){var o=this.pub.getEncoded(this.compressed);return formt=="hex"?conv.bytesToHex(o):o};ECPubKey.prototype.toString=function(format){return""+this.export(format)};ECPubKey.prototype.getBitcoinAddress=function(v){return new Address(util.sha256ripe160(this.export()),version)};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};module.exports={ECKey:ECKey,ECPubKey:ECPubKey}},{"./address":1,"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/sec":17,"./util":22}],12:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(ecparams,enc){var type=enc[0];var dataLen=enc.length-1;if(type==4){var xBa=enc.slice(1,1+dataLen/2),yBa=enc.slice(1+dataLen/2,1+dataLen),x=BigInteger.fromByteArrayUnsigned(xBa),y=BigInteger.fromByteArrayUnsigned(yBa)}else{var xBa=enc.slice(1),x=BigInteger.fromByteArrayUnsigned(xBa),p=ecparams.getQ(),xCubedPlus7=x.multiply(x).multiply(x).add(new Bitcoin.BigInteger("7")).mod(p),pPlus1Over4=p.add(new Bitcoin.BigInteger("1")).divide(new Bitcoin.BigInteger("4")),y=xCubedPlus7.modPow(pPlus1Over4,p);if(y.mod(new Bitcoin.BigInteger("2")).toString()!=""+type%2){y=p.subtract(y)}}return new ECPointFp(ecparams,ecparams.fromBigInteger(x),ecparams.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":14,"./sec":17}],14:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;address=new Address(address);if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i65){var args=arguments[0].split(":");return this.addInput(args[0],args[1])}else{this.ins.push(new TransactionIn({outpoint:{hash:tx.hash||tx,index:outIndex},script:new Script,sequence:4294967295}))}};Transaction.prototype.addOutput=function(address,value){if(arguments[0]instanceof TransactionOut){this.outs.push(arguments[0]);return}if(arguments[0].indexOf(":")>=0){var args=arguments[0].split(":");address=args[0];value=parseInt(args[1])}this.outs.push(new TransactionOut({value:value,script:Script.createOutputScript(address)}))};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){if(typeof buffer=="string"){buffer=conv.hexToBytes(buffer)}var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./eckey":11,"./jsbn/jsbn":14,"./script":20,"./util":22,"./wallet":23}],22:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},numToBytes:function(num,bytes){if(bytes===undefined)bytes=8;if(bytes==0)return[];else return[num%256].concat(module.exports.numToBytes(Math.floor(num/256),bytes-1))},bytesToNum:function(bytes){if(bytes.length==0)return 0;else return bytes[0]+256*module.exports.bytesToNum(bytes.slice(1))},numToVarInt:function(num){var m=module.exports;if(num<253)return[num];else if(num<65536)return[253].concat(m.numToBytes(num,2));else if(num<4294967296)return[254].concat(m.numToBytes(num,4));else return[253].concat(m.numToBytes(num,8))},bytesToWords:function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words},wordsToBytes:function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":5,"./jsbn/jsbn":14}],23:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey").ECKey;var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var BIP32key=require("./bip32");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var SecureRandom=require("./jsbn/rng");var rng=new SecureRandom;var Wallet=function(seed){var keys=[];var masterkey=null;var me=this;this.addresses=[];this.outputs={};this.newMasterKey=function(seed){if(!seed){var seedBytes=new Array(32);rng.nextBytes(seedBytes);seed=conv.bytesToString(seedBytes)}masterkey=new BIP32key(seed);keys=[]};this.newMasterKey(seed);this.generateAddress=function(){keys.push(masterkey.ckd(keys.length).key);this.addresses.push(keys[keys.length-1].getBitcoinAddress().toString());return this.addresses[this.addresses.length-1]};this.processTx=function(tx,verified){var txhash=conv.bytesToHex(tx.getHash());for(var i=0;i=0){me.outputs[txhash+":"+i]={output:txhash+":"+i,value:tx.outs[i].value,address:tx.outs[i].address.toString(),timestamp:(new Date).getTime()/1e3,pending:true}}}for(var i=0;io.timestamp+1200)delete this.outputs[o];if(o.spendpending&&t>o.timestamp+1200){o.spendpending=false;o.spend=false;delete o.timestamp}}};var peoInterval=setInterval(this.processExistingOutputs,1e4);this.getUtxoToPay=function(value){var h=[];for(var out in this.outputs)h.push(this.outputs[out]);var utxo=h.filter(function(x){return!x.spend});var valuecompare=function(a,b){return a.value>b.value};var high=utxo.filter(function(o){return o.value>=value}).sort(valuecompare);if(high.length>0)return[high[0]];utxo.sort(valuecompare);var totalval=0;for(var i=0;i=value)return utxo.slice(0,i+1)}throw"Not enough money to send funds including transaction fee. Have: "+totalval/1e8+", needed: "+value/1e8};this.mkSend=function(to,value,fee){var utxo=this.getUtxoToPay(value+fee);var sum=utxo.reduce(function(t,o){return t+o.value},0),remainder=sum-value-fee;if(value<5430)throw new Error("Amount below dust threshold!");var unspentOuts=0;for(var o in this.outputs){if(!this.outputs[o].spend)unspentOuts+=1;if(unspentOuts>=5)return}var change=this.addresses[this.addresses.length-1];var toOut={address:to,value:value},changeOut={address:change,value:remainder};halfChangeOut={address:change,value:Math.floor(remainder/2)};var outs=remainder<5430?[toOut]:remainder<10860?[toOut,changeOut]:unspentOuts==5?[toOut,changeOut]:[toOut,halfChangeOut,halfChangeOut];var tx=new Bitcoin.Transaction({ins:utxo.map(function(x){return x.output}),outs:outs});this.sign(tx);return tx};this.mkSendToOutputs=function(outputs,changeIndex,fee){var value=outputs.reduce(function(t,o){return t+o.value},0),utxo=this.getUtxoToPay(value+fee),sum=utxo.reduce(function(t,p){return t+o.value},0);utxo[changeIndex].value+=sum-value-fee;var tx=new Bitcoin.Transaction({ins:utxo.map(function(x){return x.output}),outs:outputs});this.sign(tx);return tx};this.sign=function(tx){tx.ins.map(function(inp,i){var inp=inp.outpoint.hash+":"+inp.outpoint.index;if(me.outputs[inp]){var address=me.outputs[inp].address,ind=me.addresses.indexOf(address);if(ind>=0){var key=keys[ind];tx.sign(ind,key)}}});return tx};this.getMasterKey=function(){return masterkey};this.getPrivateKey=function(index){if(typeof index=="string")return keys.filter(function(i,k){return addresses[i]==index})[0];else return keys[index]};this.getPrivateKeys=function(){return keys}};module.exports=Wallet},{"./bip32":3,"./convert":4,"./eckey":11,"./jsbn/jsbn":14,"./jsbn/rng":16,"./script":20,"./transaction":21,"./util":22}]},{},[12])(12)}); \ No newline at end of file +!function(e){if("object"==typeof exports)module.exports=e();else if("function"==typeof define&&define.amd)define(e);else{var f;"undefined"!=typeof window?f=window:"undefined"!=typeof global?f=global:"undefined"!=typeof self&&(f=self),f.Bitcoin=e()}}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(conv.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(conv.hexToBytes(input))}},{"./convert":4,"./crypto-js/crypto":5,"./jsbn/jsbn":14}],3:[function(require,module,exports){var Script=require("./script"),util=require("./util"),conv=require("./convert"),ECKey=require("./eckey").ECKey,ECPubKey=require("./eckey").ECPubKey,base58=require("./base58"),Crypto=require("./crypto-js/crypto"),ECPointFp=require("./jsbn/ec").ECPointFp,sec=require("./jsbn/sec"),ecparams=sec("secp256k1");var BIP32key=function(opts){if(!opts)opts={};if(typeof opts=="string"){try{opts=BIP32key.prototype.deserialize(opts)}catch(e){opts=BIP32key.prototype.fromMasterKey(opts)}}this.vbytes=opts.vbytes;this.depth=opts.depth;this.fingerprint=opts.fingerprint;this.i=opts.i;this.chaincode=opts.chaincode;this.key=opts.key;this.type=conv.bytesToString(this.vbytes)==PRIVDERIV?"priv":"pub";return this};var PRIVDERIV=BIP32key.PRIVDERIV="ˆ­ä";var PUBDERIV=BIP32key.PUBDERIV="ˆ²";BIP32key.prototype.deserialize=function(str){var bytes=base58.decode(str);var front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var type=conv.bytesToString(bytes.slice(0,4))==PRIVDERIV?"priv":"pub";return new BIP32key({type:type,vbytes:bytes.slice(0,4),depth:bytes[4],fingerprint:bytes.slice(5,9),i:util.bytesToNum(bytes.slice(9,13).reverse()),chaincode:bytes.slice(13,45),key:type=="priv"?new ECKey(bytes.slice(46,78).concat([1]),true):new ECPubKey(bytes.slice(45,78),true)})};BIP32key.prototype.serialize=function(){var bytes=this.vbytes.concat([this.depth],this.fingerprint,util.numToBytes(this.i,4).reverse(),this.chaincode,this.type=="priv"?[0].concat(this.key.export("bytes").slice(0,32)):this.key.export("bytes"));var checksum=Crypto.SHA256(Crypto.SHA256(bytes,{asBytes:true}),{asBytes:true}).slice(0,4);return base58.encode(bytes.concat(checksum))};BIP32key.prototype.ckd=function(i){var priv,pub,newkey,fingerprint,blob,I;if(this.type=="priv"){priv=this.key.export("bytes");pub=this.key.getPub().export("bytes")}else pub=this.key.export("bytes");if(i>=2147483648){if(!priv)throw new Error("Can't do private derivation on public key!");blob=[0].concat(priv.slice(0,32),util.numToBytes(i,4).reverse())}else blob=pub.concat(util.numToBytes(i,4).reverse());I=Crypto.HMAC(Crypto.SHA512,blob,this.chaincode,{asBytes:true});if(this.type=="priv"){newkey=this.key.add(ECKey(I.slice(0,32).concat([1])));fingerprint=util.sha256ripe160(this.key.getPub().export("bytes")).slice(0,4)}else{newkey=this.key.add(ECKey(I.slice(0,32).concat([1])).getPub());fingerprint=util.sha256ripe160(this.key.export("bytes")).slice(0,4)}return new BIP32key({vbytes:this.vbytes,type:this.type,depth:this.depth+1,fingerprint:fingerprint,i:i,chaincode:I.slice(32),key:newkey})};BIP32key.prototype.clone=function(){return new BIP32key(this)};BIP32key.prototype.privtopub=BIP32key.prototype.getPub=function(){if(this.type=="pub")return this.clone();return new BIP32key({vbytes:conv.stringToBytes(PUBDERIV),type:"pub",depth:this.depth,fingerprint:this.fingerprint,i:this.i,chaincode:this.chaincode,key:this.key.getPub()})};BIP32key.prototype.fromMasterKey=function(seed){var I=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA512,seed,"Bitcoin seed",{asBytes:true});return new BIP32key({vbytes:conv.stringToBytes(PRIVDERIV),type:"priv",depth:0,fingerprint:[0,0,0,0],i:0,chaincode:I.slice(32),key:new ECKey(I.slice(0,32).concat([1]),true)})};BIP32key.prototype.getKey=function(){return this.key};module.exports=BIP32key},{"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./eckey":11,"./jsbn/ec":13,"./jsbn/sec":17,"./script":20,"./util":22}],4:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return module.exports.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],5:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;ihasher._blocksize)key=hasher(key,{asBytes:true});var okey=key.slice(0),ikey=key.slice(0);for(var i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":4,"./crypto":5}],8:[function(require,module,exports){var conv=require("../convert"),util=require("../util");var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i>>1|gamma0xl<<31)^(gamma0xh>>>8|gamma0xl<<24)^gamma0xh>>>7;var gamma0l=(gamma0xl>>>1|gamma0xh<<31)^(gamma0xl>>>8|gamma0xh<<24)^(gamma0xl>>>7|gamma0xh<<25);var gamma1x=W[i-2];var gamma1xh=gamma1x[0];var gamma1xl=gamma1x[1];var gamma1h=(gamma1xh>>>19|gamma1xl<<13)^(gamma1xh<<3|gamma1xl>>>29)^gamma1xh>>>6;var gamma1l=(gamma1xl>>>19|gamma1xh<<13)^(gamma1xl<<3|gamma1xh>>>29)^(gamma1xl>>>6|gamma1xh<<26);var Wi7=W[i-7];var Wi7h=Wi7[0];var Wi7l=Wi7[1];var Wi16=W[i-16];var Wi16h=Wi16[0];var Wi16l=Wi16[1];var Wil=gamma0l+Wi7l;var Wih=gamma0h+Wi7h+(Wil>>>0>>0?1:0);var Wil=Wil+gamma1l;var Wih=Wih+gamma1h+(Wil>>>0>>0?1:0);var Wil=Wil+Wi16l;var Wih=Wih+Wi16h+(Wil>>>0>>0?1:0);Wi[0]=Wih;Wi[1]=Wil}var chh=eh&fh^~eh&gh;var chl=el&fl^~el≷var majh=ah&bh^ah&ch^bh&ch;var majl=al&bl^al&cl^bl&cl;var sigma0h=(ah>>>28|al<<4)^(ah<<30|al>>>2)^(ah<<25|al>>>7);var sigma0l=(al>>>28|ah<<4)^(al<<30|ah>>>2)^(al<<25|ah>>>7);var sigma1h=(eh>>>14|el<<18)^(eh>>>18|el<<14)^(eh<<23|el>>>9);var sigma1l=(el>>>14|eh<<18)^(el>>>18|eh<<14)^(el<<23|eh>>>9);var Ki=K[i];var Kih=Ki[0];var Kil=Ki[1];var t1l=hl+sigma1l;var t1h=hh+sigma1h+(t1l>>>0>>0?1:0);var t1l=t1l+chl;var t1h=t1h+chh+(t1l>>>0>>0?1:0);var t1l=t1l+Kil;var t1h=t1h+Kih+(t1l>>>0>>0?1:0);var t1l=t1l+Wil;var t1h=t1h+Wih+(t1l>>>0>>0?1:0);var t2l=sigma0l+majl;var t2h=sigma0h+majh+(t2l>>>0>>0?1:0);hh=gh;hl=gl;gh=fh;gl=fl;fh=eh;fl=el;el=dl+t1l|0;eh=dh+t1h+(el>>>0
    >>0?1:0)|0;dh=ch;dl=cl;ch=bh;cl=bl;bh=ah;bl=al;al=t1l+t2l|0;ah=t1h+t2h+(al>>>0>>0?1:0)|0}H0l=H0[1]=H0l+al;H0[0]=H0h+ah+(H0l>>>0>>0?1:0);H1l=H1[1]=H1l+bl;H1[0]=H1h+bh+(H1l>>>0>>0?1:0);H2l=H2[1]=H2l+cl;H2[0]=H2h+ch+(H2l>>>0>>0?1:0);H3l=H3[1]=H3l+dl;H3[0]=H3h+dh+(H3l>>>0
    >>0?1:0);H4l=H4[1]=H4l+el;H4[0]=H4h+eh+(H4l>>>0>>0?1:0);H5l=H5[1]=H5l+fl;H5[0]=H5h+fh+(H5l>>>0>>0?1:0);H6l=H6[1]=H6l+gl;H6[0]=H6h+gh+(H6l>>>0>>0?1:0);H7l=H7[1]=H7l+hl;H7[0]=H7h+hh+(H7l>>>0>>0?1:0);return H};module.exports=function(message,options){var H=[[1779033703,4089235720],[3144134277,2227873595],[1013904242,4271175723],[2773480762,1595750129],[1359893119,2917565137],[2600822924,725511199],[528734635,4215389547],[1541459225,327033209]];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>10<<5)+31]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}function deterministicGenerateK(hash,key){var v=[];var k=[];for(var i=0;i<32;i++)v.push(1);for(var i=0;i<32;i++)k.push(0);k=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v.concat([0]).concat(key).concat(hash),k,{asBytes:true});v=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v,k,{asBytes:true});k=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v.concat([1]).concat(key).concat(hash),k,{asBytes:true});v=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v,k,{asBytes:true});v=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v,k,{asBytes:true});return Bitcoin.BigInteger.fromByteArrayUnsigned(v)}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);var k=deterministicGenerateK(hash,priv.toByteArrayUnsigned());var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECPubKey=require("./eckey").ECPubKey;return ECPubKey(Q)},calcPubkeyRecoveryParam:function(origPubkey,r,s,hash){var address=origPubkey.getBitcoinAddress().toString();for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);pubkey.compressed=origPubkey.compressed;if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./convert":4,"./eckey":11,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/rng":16,"./jsbn/sec":17,"./util":22}],11:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ECPointFp=require("./jsbn/ec").ECPointFp;var ecparams=sec("secp256k1");var ECKey=function(input,compressed){if(!(this instanceof ECKey)){return new ECKey(input)}if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n);this.compressed=compressed||false}else this.import(input,compressed)};ECKey.prototype.import=function(input,compressed){function has(li,v){return li.indexOf(v)>=0}function fromBin(x){return BigInteger.fromByteArrayUnsigned(x)}this.priv=input instanceof ECKey?input.priv:input instanceof BigInteger?input.mod(ecparams.getN()):util.isArray(input)?fromBin(input.slice(0,32)):typeof input!="string"?null:input.length==51&&input[0]=="5"?fromBin(base58.checkDecode(input)):input.length==52&&has("LK",input[0])?fromBin(base58.checkDecode(input)):has([64,65],input.length)?fromBin(conv.hexToBytes(input.slice(0,64))):null;this.compressed=arguments.length>1?compressed:input instanceof ECKey?input.compressed:input instanceof BigInteger?false:util.isArray(input)?false:typeof input!="string"?null:input.length==51&&input[0]=="5"?false:input.length==52&&has("LK",input[0])?true:input.length==64?false:input.length==65?true:null};ECKey.prototype.getPub=function(){return ECPubKey(ecparams.getG().multiply(this.priv),this.compressed)};ECKey.prototype.export=function(format){var bytes=this.priv.toByteArrayUnsigned();if(this.compressed)bytes.push(1);return format==="base58"?base58.checkEncode(bytes,128):format==="bin"?conv.bytesToString(bytes):format==="bytes"?bytes:format==="hex"?conv.bytesToHex(bytes):bytes};ECKey.prototype.toString=function(format){return""+this.export(format)};ECKey.prototype.getBitcoinAddress=function(v){return this.getPub().getBitcoinAddress(v)};ECKey.prototype.add=function(key){return ECKey(this.priv.add(ECKey(key).priv),this.compressed)};ECKey.prototype.multiply=function(key){return ECKey(this.priv.multiply(ECKey(key).priv),this.compressed)};var ECPubKey=function(input,compressed){if(!(this instanceof ECPubKey)){return new ECPubKey(input,compressed)}if(!input){var n=ecparams.getN();this.pub=ecparams.getG().multiply(ecdsa.getBigRandom(n));this.compressed=compressed||false}else this.import(input,compressed)};ECPubKey.prototype.import=function(input,compressed){var decode=function(x){return ECPointFp.decodeFrom(ecparams.getCurve(),x)};this.pub=input instanceof ECPointFp?input:input instanceof ECKey?ecparams.getG().multiply(input.priv):input instanceof ECPubKey?input.pub:typeof input=="string"?decode(conv.hexToBytes(input)):util.isArray(input)?decode(input):ecparams.getG().multiply(ecdsa.getBigRandom(ecparams.getN()));this.compressed=arguments.length>1?compressed:input instanceof ECPointFp?input.compressed:input instanceof ECPubKey?input.compressed:this.pub[0]<4};ECPubKey.prototype.add=function(key){return ECPubKey(this.pub.add(ECPubKey(key).pub),this.compressed)};ECPubKey.prototype.multiply=function(key){return ECPubKey(this.pub.multiply(ECKey(key).priv),this.compressed)};ECPubKey.prototype.export=function(formt){var o=this.pub.getEncoded(this.compressed);return;formt=="hex"?conv.bytesToHex(o):formt=="bin"?conv.bytesToString(o):o};ECPubKey.prototype.toString=function(format){return""+this.export(format)};ECPubKey.prototype.getBitcoinAddress=function(v){return new Address(util.sha256ripe160(this.export()),version)};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};module.exports={ECKey:ECKey,ECPubKey:ECPubKey}},{"./address":1,"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/sec":17,"./util":22}],12:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(ecparams,enc){var type=enc[0];var dataLen=enc.length-1;if(type==4){var xBa=enc.slice(1,1+dataLen/2),yBa=enc.slice(1+dataLen/2,1+dataLen),x=BigInteger.fromByteArrayUnsigned(xBa),y=BigInteger.fromByteArrayUnsigned(yBa)}else{var xBa=enc.slice(1),x=BigInteger.fromByteArrayUnsigned(xBa),p=ecparams.getQ(),xCubedPlus7=x.multiply(x).multiply(x).add(new Bitcoin.BigInteger("7")).mod(p),pPlus1Over4=p.add(new Bitcoin.BigInteger("1")).divide(new Bitcoin.BigInteger("4")),y=xCubedPlus7.modPow(pPlus1Over4,p);if(y.mod(new Bitcoin.BigInteger("2")).toString()!=""+type%2){y=p.subtract(y)}}return new ECPointFp(ecparams,ecparams.fromBigInteger(x),ecparams.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":14,"./sec":17}],14:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;address=new Address(address);if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i65){var args=arguments[0].split(":");return this.addInput(args[0],args[1])}else{this.ins.push(new TransactionIn({outpoint:{hash:tx.hash||tx,index:outIndex},script:new Script,sequence:4294967295}))}};Transaction.prototype.addOutput=function(address,value){if(arguments[0]instanceof TransactionOut){this.outs.push(arguments[0]);return}if(arguments[0].indexOf(":")>=0){var args=arguments[0].split(":");address=args[0];value=parseInt(args[1])}this.outs.push(new TransactionOut({value:value,script:Script.createOutputScript(address)}))};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){if(typeof buffer=="string"){buffer=conv.hexToBytes(buffer)}var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./eckey":11,"./jsbn/jsbn":14,"./script":20,"./util":22,"./wallet":23}],22:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},numToBytes:function(num,bytes){if(bytes===undefined)bytes=8;if(bytes==0)return[];else return[num%256].concat(module.exports.numToBytes(Math.floor(num/256),bytes-1))},bytesToNum:function(bytes){if(bytes.length==0)return 0;else return bytes[0]+256*module.exports.bytesToNum(bytes.slice(1))},numToVarInt:function(num){var m=module.exports;if(num<253)return[num];else if(num<65536)return[253].concat(m.numToBytes(num,2));else if(num<4294967296)return[254].concat(m.numToBytes(num,4));else return[253].concat(m.numToBytes(num,8))},bytesToWords:function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words},wordsToBytes:function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":5,"./jsbn/jsbn":14}],23:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey").ECKey;var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var BIP32key=require("./bip32");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var SecureRandom=require("./jsbn/rng");var rng=new SecureRandom;var Wallet=function(seed){var keys=[];var masterkey=null;var me=this;this.addresses=[];this.outputs={};this.newMasterKey=function(seed){if(!seed){var seedBytes=new Array(32);rng.nextBytes(seedBytes);seed=conv.bytesToString(seedBytes)}masterkey=new BIP32key(seed);keys=[]};this.newMasterKey(seed);this.generateAddress=function(){keys.push(masterkey.ckd(keys.length).key);this.addresses.push(keys[keys.length-1].getBitcoinAddress().toString());return this.addresses[this.addresses.length-1]};this.processTx=function(tx,verified){var txhash=conv.bytesToHex(tx.getHash());for(var i=0;i=0){me.outputs[txhash+":"+i]={output:txhash+":"+i,value:tx.outs[i].value,address:tx.outs[i].address.toString(),timestamp:(new Date).getTime()/1e3,pending:true}}}for(var i=0;io.timestamp+1200)delete this.outputs[o];if(o.spendpending&&t>o.timestamp+1200){o.spendpending=false;o.spend=false;delete o.timestamp}}};var peoInterval=setInterval(this.processExistingOutputs,1e4);this.getUtxoToPay=function(value){var h=[];for(var out in this.outputs)h.push(this.outputs[out]);var utxo=h.filter(function(x){return!x.spend});var valuecompare=function(a,b){return a.value>b.value};var high=utxo.filter(function(o){return o.value>=value}).sort(valuecompare);if(high.length>0)return[high[0]];utxo.sort(valuecompare);var totalval=0;for(var i=0;i=value)return utxo.slice(0,i+1)}throw"Not enough money to send funds including transaction fee. Have: "+totalval/1e8+", needed: "+value/1e8};this.mkSend=function(to,value,fee){var utxo=this.getUtxoToPay(value+fee);var sum=utxo.reduce(function(t,o){return t+o.value},0),remainder=sum-value-fee;if(value<5430)throw new Error("Amount below dust threshold!");var unspentOuts=0;for(var o in this.outputs){if(!this.outputs[o].spend)unspentOuts+=1;if(unspentOuts>=5)return}var change=this.addresses[this.addresses.length-1];var toOut={address:to,value:value},changeOut={address:change,value:remainder};halfChangeOut={address:change,value:Math.floor(remainder/2)};var outs=remainder<5430?[toOut]:remainder<10860?[toOut,changeOut]:unspentOuts==5?[toOut,changeOut]:[toOut,halfChangeOut,halfChangeOut];var tx=new Bitcoin.Transaction({ins:utxo.map(function(x){return x.output}),outs:outs});this.sign(tx);return tx};this.mkSendToOutputs=function(outputs,changeIndex,fee){var value=outputs.reduce(function(t,o){return t+o.value},0),utxo=this.getUtxoToPay(value+fee),sum=utxo.reduce(function(t,p){return t+o.value},0);utxo[changeIndex].value+=sum-value-fee;var tx=new Bitcoin.Transaction({ins:utxo.map(function(x){return x.output}),outs:outputs});this.sign(tx);return tx};this.sign=function(tx){tx.ins.map(function(inp,i){var inp=inp.outpoint.hash+":"+inp.outpoint.index;if(me.outputs[inp]){var address=me.outputs[inp].address,ind=me.addresses.indexOf(address);if(ind>=0){var key=keys[ind];tx.sign(ind,key)}}});return tx};this.getMasterKey=function(){return masterkey};this.getPrivateKey=function(index){if(typeof index=="string")return keys.filter(function(i,k){return addresses[i]==index})[0];else return keys[index]};this.getPrivateKeys=function(){return keys}};module.exports=Wallet},{"./bip32":3,"./convert":4,"./eckey":11,"./jsbn/jsbn":14,"./jsbn/rng":16,"./script":20,"./transaction":21,"./util":22}]},{},[12])(12)}); \ No newline at end of file diff --git a/src/eckey.js b/src/eckey.js index bc8985e..ad1d0ec 100644 --- a/src/eckey.js +++ b/src/eckey.js @@ -80,9 +80,17 @@ ECKey.prototype.multiply = function(key) { } var ECPubKey = function(input,compressed) { - if (!(this instanceof ECPubKey)) { return new ECPubKey(input,compressed); } + if (!input) { + // Generate new key + var n = ecparams.getN(); + this.pub = ecparams.getG().multiply(ecdsa.getBigRandom(n)) + this.compressed = compressed || false; + } + else this.import(input,compressed) +} +ECPubKey.prototype.import = function(input,compressed) { var decode = function(x) { return ECPointFp.decodeFrom(ecparams.getCurve(), x) } this.pub = input instanceof ECPointFp ? input @@ -97,7 +105,6 @@ var ECPubKey = function(input,compressed) { : input instanceof ECPointFp ? input.compressed : input instanceof ECPubKey ? input.compressed : (this.pub[0] < 4) - } ECPubKey.prototype.add = function(key) { @@ -110,7 +117,10 @@ ECPubKey.prototype.multiply = function(key) { ECPubKey.prototype.export = function(formt) { var o = this.pub.getEncoded(this.compressed) - return formt == 'hex' ? conv.bytesToHex(o) : o; + return + formt == 'hex' ? conv.bytesToHex(o) + : formt == 'bin' ? conv.bytesToString(o) + : o; } ECPubKey.prototype.toString = function (format) { From f58543b81a48d3f3733c4de10bfa83ad89e53ff7 Mon Sep 17 00:00:00 2001 From: Vitalik Buterin Date: Wed, 8 Jan 2014 18:31:03 -0500 Subject: [PATCH 59/90] Made return work --- src/eckey.js | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/src/eckey.js b/src/eckey.js index ad1d0ec..561585c 100644 --- a/src/eckey.js +++ b/src/eckey.js @@ -117,9 +117,8 @@ ECPubKey.prototype.multiply = function(key) { ECPubKey.prototype.export = function(formt) { var o = this.pub.getEncoded(this.compressed) - return - formt == 'hex' ? conv.bytesToHex(o) - : formt == 'bin' ? conv.bytesToString(o) + return formt == 'hex' ? conv.bytesToHex(o) + : formt == 'bin' ? conv.bytesToString(o) : o; } From 1f33b7a291102f6ca1a807b616c44e67338fd421 Mon Sep 17 00:00:00 2001 From: Vitalik Buterin Date: Wed, 8 Jan 2014 18:41:36 -0500 Subject: [PATCH 60/90] fixed getBitcoinAddress --- bitcoinjs-min.js | 2 +- src/eckey.js | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/bitcoinjs-min.js b/bitcoinjs-min.js index 917deb7..42c6739 100644 --- a/bitcoinjs-min.js +++ b/bitcoinjs-min.js @@ -1,3 +1,3 @@ -!function(e){if("object"==typeof exports)module.exports=e();else if("function"==typeof define&&define.amd)define(e);else{var f;"undefined"!=typeof window?f=window:"undefined"!=typeof global?f=global:"undefined"!=typeof self&&(f=self),f.Bitcoin=e()}}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(conv.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(conv.hexToBytes(input))}},{"./convert":4,"./crypto-js/crypto":5,"./jsbn/jsbn":14}],3:[function(require,module,exports){var Script=require("./script"),util=require("./util"),conv=require("./convert"),ECKey=require("./eckey").ECKey,ECPubKey=require("./eckey").ECPubKey,base58=require("./base58"),Crypto=require("./crypto-js/crypto"),ECPointFp=require("./jsbn/ec").ECPointFp,sec=require("./jsbn/sec"),ecparams=sec("secp256k1");var BIP32key=function(opts){if(!opts)opts={};if(typeof opts=="string"){try{opts=BIP32key.prototype.deserialize(opts)}catch(e){opts=BIP32key.prototype.fromMasterKey(opts)}}this.vbytes=opts.vbytes;this.depth=opts.depth;this.fingerprint=opts.fingerprint;this.i=opts.i;this.chaincode=opts.chaincode;this.key=opts.key;this.type=conv.bytesToString(this.vbytes)==PRIVDERIV?"priv":"pub";return this};var PRIVDERIV=BIP32key.PRIVDERIV="ˆ­ä";var PUBDERIV=BIP32key.PUBDERIV="ˆ²";BIP32key.prototype.deserialize=function(str){var bytes=base58.decode(str);var front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var type=conv.bytesToString(bytes.slice(0,4))==PRIVDERIV?"priv":"pub";return new BIP32key({type:type,vbytes:bytes.slice(0,4),depth:bytes[4],fingerprint:bytes.slice(5,9),i:util.bytesToNum(bytes.slice(9,13).reverse()),chaincode:bytes.slice(13,45),key:type=="priv"?new ECKey(bytes.slice(46,78).concat([1]),true):new ECPubKey(bytes.slice(45,78),true)})};BIP32key.prototype.serialize=function(){var bytes=this.vbytes.concat([this.depth],this.fingerprint,util.numToBytes(this.i,4).reverse(),this.chaincode,this.type=="priv"?[0].concat(this.key.export("bytes").slice(0,32)):this.key.export("bytes"));var checksum=Crypto.SHA256(Crypto.SHA256(bytes,{asBytes:true}),{asBytes:true}).slice(0,4);return base58.encode(bytes.concat(checksum))};BIP32key.prototype.ckd=function(i){var priv,pub,newkey,fingerprint,blob,I;if(this.type=="priv"){priv=this.key.export("bytes");pub=this.key.getPub().export("bytes")}else pub=this.key.export("bytes");if(i>=2147483648){if(!priv)throw new Error("Can't do private derivation on public key!");blob=[0].concat(priv.slice(0,32),util.numToBytes(i,4).reverse())}else blob=pub.concat(util.numToBytes(i,4).reverse());I=Crypto.HMAC(Crypto.SHA512,blob,this.chaincode,{asBytes:true});if(this.type=="priv"){newkey=this.key.add(ECKey(I.slice(0,32).concat([1])));fingerprint=util.sha256ripe160(this.key.getPub().export("bytes")).slice(0,4)}else{newkey=this.key.add(ECKey(I.slice(0,32).concat([1])).getPub());fingerprint=util.sha256ripe160(this.key.export("bytes")).slice(0,4)}return new BIP32key({vbytes:this.vbytes,type:this.type,depth:this.depth+1,fingerprint:fingerprint,i:i,chaincode:I.slice(32),key:newkey})};BIP32key.prototype.clone=function(){return new BIP32key(this)};BIP32key.prototype.privtopub=BIP32key.prototype.getPub=function(){if(this.type=="pub")return this.clone();return new BIP32key({vbytes:conv.stringToBytes(PUBDERIV),type:"pub",depth:this.depth,fingerprint:this.fingerprint,i:this.i,chaincode:this.chaincode,key:this.key.getPub()})};BIP32key.prototype.fromMasterKey=function(seed){var I=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA512,seed,"Bitcoin seed",{asBytes:true});return new BIP32key({vbytes:conv.stringToBytes(PRIVDERIV),type:"priv",depth:0,fingerprint:[0,0,0,0],i:0,chaincode:I.slice(32),key:new ECKey(I.slice(0,32).concat([1]),true)})};BIP32key.prototype.getKey=function(){return this.key};module.exports=BIP32key},{"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./eckey":11,"./jsbn/ec":13,"./jsbn/sec":17,"./script":20,"./util":22}],4:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return module.exports.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],5:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;ihasher._blocksize)key=hasher(key,{asBytes:true});var okey=key.slice(0),ikey=key.slice(0);for(var i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":4,"./crypto":5}],8:[function(require,module,exports){var conv=require("../convert"),util=require("../util");var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i>>1|gamma0xl<<31)^(gamma0xh>>>8|gamma0xl<<24)^gamma0xh>>>7;var gamma0l=(gamma0xl>>>1|gamma0xh<<31)^(gamma0xl>>>8|gamma0xh<<24)^(gamma0xl>>>7|gamma0xh<<25);var gamma1x=W[i-2];var gamma1xh=gamma1x[0];var gamma1xl=gamma1x[1];var gamma1h=(gamma1xh>>>19|gamma1xl<<13)^(gamma1xh<<3|gamma1xl>>>29)^gamma1xh>>>6;var gamma1l=(gamma1xl>>>19|gamma1xh<<13)^(gamma1xl<<3|gamma1xh>>>29)^(gamma1xl>>>6|gamma1xh<<26);var Wi7=W[i-7];var Wi7h=Wi7[0];var Wi7l=Wi7[1];var Wi16=W[i-16];var Wi16h=Wi16[0];var Wi16l=Wi16[1];var Wil=gamma0l+Wi7l;var Wih=gamma0h+Wi7h+(Wil>>>0>>0?1:0);var Wil=Wil+gamma1l;var Wih=Wih+gamma1h+(Wil>>>0>>0?1:0);var Wil=Wil+Wi16l;var Wih=Wih+Wi16h+(Wil>>>0>>0?1:0);Wi[0]=Wih;Wi[1]=Wil}var chh=eh&fh^~eh&gh;var chl=el&fl^~el≷var majh=ah&bh^ah&ch^bh&ch;var majl=al&bl^al&cl^bl&cl;var sigma0h=(ah>>>28|al<<4)^(ah<<30|al>>>2)^(ah<<25|al>>>7);var sigma0l=(al>>>28|ah<<4)^(al<<30|ah>>>2)^(al<<25|ah>>>7);var sigma1h=(eh>>>14|el<<18)^(eh>>>18|el<<14)^(eh<<23|el>>>9);var sigma1l=(el>>>14|eh<<18)^(el>>>18|eh<<14)^(el<<23|eh>>>9);var Ki=K[i];var Kih=Ki[0];var Kil=Ki[1];var t1l=hl+sigma1l;var t1h=hh+sigma1h+(t1l>>>0>>0?1:0);var t1l=t1l+chl;var t1h=t1h+chh+(t1l>>>0>>0?1:0);var t1l=t1l+Kil;var t1h=t1h+Kih+(t1l>>>0>>0?1:0);var t1l=t1l+Wil;var t1h=t1h+Wih+(t1l>>>0>>0?1:0);var t2l=sigma0l+majl;var t2h=sigma0h+majh+(t2l>>>0>>0?1:0);hh=gh;hl=gl;gh=fh;gl=fl;fh=eh;fl=el;el=dl+t1l|0;eh=dh+t1h+(el>>>0
    >>0?1:0)|0;dh=ch;dl=cl;ch=bh;cl=bl;bh=ah;bl=al;al=t1l+t2l|0;ah=t1h+t2h+(al>>>0>>0?1:0)|0}H0l=H0[1]=H0l+al;H0[0]=H0h+ah+(H0l>>>0>>0?1:0);H1l=H1[1]=H1l+bl;H1[0]=H1h+bh+(H1l>>>0>>0?1:0);H2l=H2[1]=H2l+cl;H2[0]=H2h+ch+(H2l>>>0>>0?1:0);H3l=H3[1]=H3l+dl;H3[0]=H3h+dh+(H3l>>>0
    >>0?1:0);H4l=H4[1]=H4l+el;H4[0]=H4h+eh+(H4l>>>0>>0?1:0);H5l=H5[1]=H5l+fl;H5[0]=H5h+fh+(H5l>>>0>>0?1:0);H6l=H6[1]=H6l+gl;H6[0]=H6h+gh+(H6l>>>0>>0?1:0);H7l=H7[1]=H7l+hl;H7[0]=H7h+hh+(H7l>>>0>>0?1:0);return H};module.exports=function(message,options){var H=[[1779033703,4089235720],[3144134277,2227873595],[1013904242,4271175723],[2773480762,1595750129],[1359893119,2917565137],[2600822924,725511199],[528734635,4215389547],[1541459225,327033209]];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>10<<5)+31]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}function deterministicGenerateK(hash,key){var v=[];var k=[];for(var i=0;i<32;i++)v.push(1);for(var i=0;i<32;i++)k.push(0);k=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v.concat([0]).concat(key).concat(hash),k,{asBytes:true});v=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v,k,{asBytes:true});k=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v.concat([1]).concat(key).concat(hash),k,{asBytes:true});v=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v,k,{asBytes:true});v=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v,k,{asBytes:true});return Bitcoin.BigInteger.fromByteArrayUnsigned(v)}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);var k=deterministicGenerateK(hash,priv.toByteArrayUnsigned());var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECPubKey=require("./eckey").ECPubKey;return ECPubKey(Q)},calcPubkeyRecoveryParam:function(origPubkey,r,s,hash){var address=origPubkey.getBitcoinAddress().toString();for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);pubkey.compressed=origPubkey.compressed;if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./convert":4,"./eckey":11,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/rng":16,"./jsbn/sec":17,"./util":22}],11:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ECPointFp=require("./jsbn/ec").ECPointFp;var ecparams=sec("secp256k1");var ECKey=function(input,compressed){if(!(this instanceof ECKey)){return new ECKey(input)}if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n);this.compressed=compressed||false}else this.import(input,compressed)};ECKey.prototype.import=function(input,compressed){function has(li,v){return li.indexOf(v)>=0}function fromBin(x){return BigInteger.fromByteArrayUnsigned(x)}this.priv=input instanceof ECKey?input.priv:input instanceof BigInteger?input.mod(ecparams.getN()):util.isArray(input)?fromBin(input.slice(0,32)):typeof input!="string"?null:input.length==51&&input[0]=="5"?fromBin(base58.checkDecode(input)):input.length==52&&has("LK",input[0])?fromBin(base58.checkDecode(input)):has([64,65],input.length)?fromBin(conv.hexToBytes(input.slice(0,64))):null;this.compressed=arguments.length>1?compressed:input instanceof ECKey?input.compressed:input instanceof BigInteger?false:util.isArray(input)?false:typeof input!="string"?null:input.length==51&&input[0]=="5"?false:input.length==52&&has("LK",input[0])?true:input.length==64?false:input.length==65?true:null};ECKey.prototype.getPub=function(){return ECPubKey(ecparams.getG().multiply(this.priv),this.compressed)};ECKey.prototype.export=function(format){var bytes=this.priv.toByteArrayUnsigned();if(this.compressed)bytes.push(1);return format==="base58"?base58.checkEncode(bytes,128):format==="bin"?conv.bytesToString(bytes):format==="bytes"?bytes:format==="hex"?conv.bytesToHex(bytes):bytes};ECKey.prototype.toString=function(format){return""+this.export(format)};ECKey.prototype.getBitcoinAddress=function(v){return this.getPub().getBitcoinAddress(v)};ECKey.prototype.add=function(key){return ECKey(this.priv.add(ECKey(key).priv),this.compressed)};ECKey.prototype.multiply=function(key){return ECKey(this.priv.multiply(ECKey(key).priv),this.compressed)};var ECPubKey=function(input,compressed){if(!(this instanceof ECPubKey)){return new ECPubKey(input,compressed)}if(!input){var n=ecparams.getN();this.pub=ecparams.getG().multiply(ecdsa.getBigRandom(n));this.compressed=compressed||false}else this.import(input,compressed)};ECPubKey.prototype.import=function(input,compressed){var decode=function(x){return ECPointFp.decodeFrom(ecparams.getCurve(),x)};this.pub=input instanceof ECPointFp?input:input instanceof ECKey?ecparams.getG().multiply(input.priv):input instanceof ECPubKey?input.pub:typeof input=="string"?decode(conv.hexToBytes(input)):util.isArray(input)?decode(input):ecparams.getG().multiply(ecdsa.getBigRandom(ecparams.getN()));this.compressed=arguments.length>1?compressed:input instanceof ECPointFp?input.compressed:input instanceof ECPubKey?input.compressed:this.pub[0]<4};ECPubKey.prototype.add=function(key){return ECPubKey(this.pub.add(ECPubKey(key).pub),this.compressed)};ECPubKey.prototype.multiply=function(key){return ECPubKey(this.pub.multiply(ECKey(key).priv),this.compressed)};ECPubKey.prototype.export=function(formt){var o=this.pub.getEncoded(this.compressed);return;formt=="hex"?conv.bytesToHex(o):formt=="bin"?conv.bytesToString(o):o};ECPubKey.prototype.toString=function(format){return""+this.export(format)};ECPubKey.prototype.getBitcoinAddress=function(v){return new Address(util.sha256ripe160(this.export()),version)};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};module.exports={ECKey:ECKey,ECPubKey:ECPubKey}},{"./address":1,"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/sec":17,"./util":22}],12:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i=0){var mod=bi.mod(base);chars.push(alphabet[mod.intValue()]);bi=bi.subtract(mod).divide(base)}chars.push(alphabet[bi.intValue()]);for(var i=0;i0){bytes.unshift(0)}return bytes};module.exports.decodeHex=function(input){return module.exports.decode(conv.hexToBytes(input))};module.exports.checkEncode=function(input,vbyte){vbyte=vbyte||0;var front=[vbyte].concat(input);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);return module.exports.encode(front.concat(checksum))};module.exports.checkEncodeHex=function(input,vbyte){return conv.bytesToHex(module.exports.encode(input))};module.exports.checkDecode=function(input){var bytes=module.exports.decode(input),front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var o=front.slice(1);o.version=front[0];return o};module.exports.checkDecodeHex=function(input){return module.exports.checkDecode(conv.hexToBytes(input))}},{"./convert":4,"./crypto-js/crypto":5,"./jsbn/jsbn":14}],3:[function(require,module,exports){var Script=require("./script"),util=require("./util"),conv=require("./convert"),ECKey=require("./eckey").ECKey,ECPubKey=require("./eckey").ECPubKey,base58=require("./base58"),Crypto=require("./crypto-js/crypto"),ECPointFp=require("./jsbn/ec").ECPointFp,sec=require("./jsbn/sec"),ecparams=sec("secp256k1");var BIP32key=function(opts){if(!opts)opts={};if(typeof opts=="string"){try{opts=BIP32key.prototype.deserialize(opts)}catch(e){opts=BIP32key.prototype.fromMasterKey(opts)}}this.vbytes=opts.vbytes;this.depth=opts.depth;this.fingerprint=opts.fingerprint;this.i=opts.i;this.chaincode=opts.chaincode;this.key=opts.key;this.type=conv.bytesToString(this.vbytes)==PRIVDERIV?"priv":"pub";return this};var PRIVDERIV=BIP32key.PRIVDERIV="ˆ­ä";var PUBDERIV=BIP32key.PUBDERIV="ˆ²";BIP32key.prototype.deserialize=function(str){var bytes=base58.decode(str);var front=bytes.slice(0,bytes.length-4),back=bytes.slice(bytes.length-4);var checksum=Crypto.SHA256(Crypto.SHA256(front,{asBytes:true}),{asBytes:true}).slice(0,4);if(""+checksum!=""+back){throw new Error("Checksum failed")}var type=conv.bytesToString(bytes.slice(0,4))==PRIVDERIV?"priv":"pub";return new BIP32key({type:type,vbytes:bytes.slice(0,4),depth:bytes[4],fingerprint:bytes.slice(5,9),i:util.bytesToNum(bytes.slice(9,13).reverse()),chaincode:bytes.slice(13,45),key:type=="priv"?new ECKey(bytes.slice(46,78).concat([1]),true):new ECPubKey(bytes.slice(45,78),true)})};BIP32key.prototype.serialize=function(){var bytes=this.vbytes.concat([this.depth],this.fingerprint,util.numToBytes(this.i,4).reverse(),this.chaincode,this.type=="priv"?[0].concat(this.key.export("bytes").slice(0,32)):this.key.export("bytes"));var checksum=Crypto.SHA256(Crypto.SHA256(bytes,{asBytes:true}),{asBytes:true}).slice(0,4);return base58.encode(bytes.concat(checksum))};BIP32key.prototype.ckd=function(i){var priv,pub,newkey,fingerprint,blob,I;if(this.type=="priv"){priv=this.key.export("bytes");pub=this.key.getPub().export("bytes")}else pub=this.key.export("bytes");if(i>=2147483648){if(!priv)throw new Error("Can't do private derivation on public key!");blob=[0].concat(priv.slice(0,32),util.numToBytes(i,4).reverse())}else blob=pub.concat(util.numToBytes(i,4).reverse());I=Crypto.HMAC(Crypto.SHA512,blob,this.chaincode,{asBytes:true});if(this.type=="priv"){newkey=this.key.add(ECKey(I.slice(0,32).concat([1])));fingerprint=util.sha256ripe160(this.key.getPub().export("bytes")).slice(0,4)}else{newkey=this.key.add(ECKey(I.slice(0,32).concat([1])).getPub());fingerprint=util.sha256ripe160(this.key.export("bytes")).slice(0,4)}return new BIP32key({vbytes:this.vbytes,type:this.type,depth:this.depth+1,fingerprint:fingerprint,i:i,chaincode:I.slice(32),key:newkey})};BIP32key.prototype.clone=function(){return new BIP32key(this)};BIP32key.prototype.privtopub=BIP32key.prototype.getPub=function(){if(this.type=="pub")return this.clone();return new BIP32key({vbytes:conv.stringToBytes(PUBDERIV),type:"pub",depth:this.depth,fingerprint:this.fingerprint,i:this.i,chaincode:this.chaincode,key:this.key.getPub()})};BIP32key.prototype.fromMasterKey=function(seed){var I=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA512,seed,"Bitcoin seed",{asBytes:true});return new BIP32key({vbytes:conv.stringToBytes(PRIVDERIV),type:"priv",depth:0,fingerprint:[0,0,0,0],i:0,chaincode:I.slice(32),key:new ECKey(I.slice(0,32).concat([1]),true)})};BIP32key.prototype.getKey=function(){return this.key};module.exports=BIP32key},{"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./eckey":11,"./jsbn/ec":13,"./jsbn/sec":17,"./script":20,"./util":22}],4:[function(require,module,exports){var base64map="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";String.prototype.lpad=function(padString,length){var str=this;while(str.length>>6*(3-j)&63));else base64.push("=")}}return base64.join("")};module.exports.base64ToBytes=function(base64){base64=base64.replace(/[^A-Z0-9+\/]/gi,"");for(var bytes=[],i=0,imod4=0;i>>6-imod4*2)}return bytes};module.exports.coerceToBytes=function(input){if(typeof input=="string")return module.exports.hexToBytes(input);return input};module.exports.binToBytes=function(bin){return bin.match(/......../g).map(function(x){return parseInt(x,2)})};module.exports.bytesToBin=function(bytes){return bytes.map(function(x){return x.toString(2).lpad("0",8)}).join("")};module.exports.bytesToString=function(bytes){return bytes.map(function(x){return String.fromCharCode(x)}).join("")};module.exports.stringToBytes=function(string){return string.split("").map(function(x){return x.charCodeAt(0)})}},{}],5:[function(require,module,exports){var Crypto=module.exports={};var util=Crypto.util={randomBytes:function(n){for(var bytes=[];n>0;n--)bytes.push(Math.floor(Math.random()*256));return bytes}};Crypto.mode={};var charenc=Crypto.charenc={};var UTF8=charenc.UTF8={stringToBytes:function(str){return Binary.stringToBytes(unescape(encodeURIComponent(str)))},bytesToString:function(bytes){return decodeURIComponent(escape(Binary.bytesToString(bytes)))}};var Binary=charenc.Binary={stringToBytes:function(str){for(var bytes=[],i=0;ihasher._blocksize)key=hasher(key,{asBytes:true});var okey=key.slice(0),ikey=key.slice(0);for(var i=0;i>>5]|=bytes[i]<<24-b%32}return words};var wordsToBytes=function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes};var processBlock=function(H,M,offset){for(var i=0;i<16;i++){var offset_i=offset+i;var M_offset_i=M[offset_i];M[offset_i]=(M_offset_i<<8|M_offset_i>>>24)&16711935|(M_offset_i<<24|M_offset_i>>>8)&4278255360}var al,bl,cl,dl,el;var ar,br,cr,dr,er;ar=al=H[0];br=bl=H[1];cr=cl=H[2];dr=dl=H[3];er=el=H[4];var t;for(var i=0;i<80;i+=1){t=al+M[offset+zl[i]]|0;if(i<16){t+=f1(bl,cl,dl)+hl[0]}else if(i<32){t+=f2(bl,cl,dl)+hl[1]}else if(i<48){t+=f3(bl,cl,dl)+hl[2]}else if(i<64){t+=f4(bl,cl,dl)+hl[3]}else{t+=f5(bl,cl,dl)+hl[4]}t=t|0;t=rotl(t,sl[i]);t=t+el|0;al=el;el=dl;dl=rotl(cl,10);cl=bl;bl=t;t=ar+M[offset+zr[i]]|0;if(i<16){t+=f5(br,cr,dr)+hr[0]}else if(i<32){t+=f4(br,cr,dr)+hr[1]}else if(i<48){t+=f3(br,cr,dr)+hr[2]}else if(i<64){t+=f2(br,cr,dr)+hr[3]}else{t+=f1(br,cr,dr)+hr[4]}t=t|0;t=rotl(t,sr[i]);t=t+er|0;ar=er;er=dr;dr=rotl(cr,10);cr=br;br=t}t=H[1]+cl+dr|0;H[1]=H[2]+dl+er|0;H[2]=H[3]+el+ar|0;H[3]=H[4]+al+br|0;H[4]=H[0]+bl+cr|0;H[0]=t};function f1(x,y,z){return x^y^z}function f2(x,y,z){return x&y|~x&z}function f3(x,y,z){return(x|~y)^z}function f4(x,y,z){return x&z|y&~z}function f5(x,y,z){return x^(y|~z)}function rotl(x,n){return x<>>32-n}module.exports=function(message,options){if(message.constructor===String){message=UTF8.stringToBytes(message)}var H=[1732584193,4023233417,2562383102,271733878,3285377520];var m=bytesToWords(message);var nBitsLeft=message.length*8;var nBitsTotal=message.length*8;m[nBitsLeft>>>5]|=128<<24-nBitsLeft%32;m[(nBitsLeft+64>>>9<<4)+14]=(nBitsTotal<<8|nBitsTotal>>>24)&16711935|(nBitsTotal<<24|nBitsTotal>>>8)&4278255360;for(var i=0;i>>24)&16711935|(H_i<<24|H_i>>>8)&4278255360}var digestbytes=wordsToBytes(H);return options&&options.asBytes?digestbytes:options&&options.asString?Binary.bytesToString(digestbytes):conv.bytesToHex(digestbytes)}},{"../convert":4,"./crypto":5}],8:[function(require,module,exports){var conv=require("../convert"),util=require("../util");var K=[];(function(){function isPrime(n){var sqrtN=Math.sqrt(n);for(var factor=2;factor<=sqrtN;factor++){if(!(n%factor)){return false}}return true}function getFractionalBits(n){return(n-(n|0))*4294967296|0}var n=2;var nPrime=0;while(nPrime<64){if(isPrime(n)){K[nPrime]=getFractionalBits(Math.pow(n,1/3));nPrime++}n++}})();var W=[];var processBlock=function(H,M,offset){var a=H[0];var b=H[1];var c=H[2];var d=H[3];var e=H[4];var f=H[5];var g=H[6];var h=H[7];for(var i=0;i<64;i++){if(i<16){W[i]=M[offset+i]|0}else{var gamma0x=W[i-15];var gamma0=(gamma0x<<25|gamma0x>>>7)^(gamma0x<<14|gamma0x>>>18)^gamma0x>>>3;var gamma1x=W[i-2];var gamma1=(gamma1x<<15|gamma1x>>>17)^(gamma1x<<13|gamma1x>>>19)^gamma1x>>>10;W[i]=gamma0+W[i-7]+gamma1+W[i-16]}var ch=e&f^~e&g;var maj=a&b^a&c^b&c;var sigma0=(a<<30|a>>>2)^(a<<19|a>>>13)^(a<<10|a>>>22);var sigma1=(e<<26|e>>>6)^(e<<21|e>>>11)^(e<<7|e>>>25);var t1=h+sigma1+ch+K[i]+W[i];var t2=sigma0+maj;h=g;g=f;f=e;e=d+t1|0;d=c;c=b;b=a;a=t1+t2|0}H[0]=H[0]+a|0;H[1]=H[1]+b|0;H[2]=H[2]+c|0;H[3]=H[3]+d|0;H[4]=H[4]+e|0;H[5]=H[5]+f|0;H[6]=H[6]+g|0;H[7]=H[7]+h|0};module.exports=function(message,options){var H=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>9<<4)+15]=l;for(var i=0;i>>1|gamma0xl<<31)^(gamma0xh>>>8|gamma0xl<<24)^gamma0xh>>>7;var gamma0l=(gamma0xl>>>1|gamma0xh<<31)^(gamma0xl>>>8|gamma0xh<<24)^(gamma0xl>>>7|gamma0xh<<25);var gamma1x=W[i-2];var gamma1xh=gamma1x[0];var gamma1xl=gamma1x[1];var gamma1h=(gamma1xh>>>19|gamma1xl<<13)^(gamma1xh<<3|gamma1xl>>>29)^gamma1xh>>>6;var gamma1l=(gamma1xl>>>19|gamma1xh<<13)^(gamma1xl<<3|gamma1xh>>>29)^(gamma1xl>>>6|gamma1xh<<26);var Wi7=W[i-7];var Wi7h=Wi7[0];var Wi7l=Wi7[1];var Wi16=W[i-16];var Wi16h=Wi16[0];var Wi16l=Wi16[1];var Wil=gamma0l+Wi7l;var Wih=gamma0h+Wi7h+(Wil>>>0>>0?1:0);var Wil=Wil+gamma1l;var Wih=Wih+gamma1h+(Wil>>>0>>0?1:0);var Wil=Wil+Wi16l;var Wih=Wih+Wi16h+(Wil>>>0>>0?1:0);Wi[0]=Wih;Wi[1]=Wil}var chh=eh&fh^~eh&gh;var chl=el&fl^~el≷var majh=ah&bh^ah&ch^bh&ch;var majl=al&bl^al&cl^bl&cl;var sigma0h=(ah>>>28|al<<4)^(ah<<30|al>>>2)^(ah<<25|al>>>7);var sigma0l=(al>>>28|ah<<4)^(al<<30|ah>>>2)^(al<<25|ah>>>7);var sigma1h=(eh>>>14|el<<18)^(eh>>>18|el<<14)^(eh<<23|el>>>9);var sigma1l=(el>>>14|eh<<18)^(el>>>18|eh<<14)^(el<<23|eh>>>9);var Ki=K[i];var Kih=Ki[0];var Kil=Ki[1];var t1l=hl+sigma1l;var t1h=hh+sigma1h+(t1l>>>0>>0?1:0);var t1l=t1l+chl;var t1h=t1h+chh+(t1l>>>0>>0?1:0);var t1l=t1l+Kil;var t1h=t1h+Kih+(t1l>>>0>>0?1:0);var t1l=t1l+Wil;var t1h=t1h+Wih+(t1l>>>0>>0?1:0);var t2l=sigma0l+majl;var t2h=sigma0h+majh+(t2l>>>0>>0?1:0);hh=gh;hl=gl;gh=fh;gl=fl;fh=eh;fl=el;el=dl+t1l|0;eh=dh+t1h+(el>>>0
    >>0?1:0)|0;dh=ch;dl=cl;ch=bh;cl=bl;bh=ah;bl=al;al=t1l+t2l|0;ah=t1h+t2h+(al>>>0>>0?1:0)|0}H0l=H0[1]=H0l+al;H0[0]=H0h+ah+(H0l>>>0>>0?1:0);H1l=H1[1]=H1l+bl;H1[0]=H1h+bh+(H1l>>>0>>0?1:0);H2l=H2[1]=H2l+cl;H2[0]=H2h+ch+(H2l>>>0>>0?1:0);H3l=H3[1]=H3l+dl;H3[0]=H3h+dh+(H3l>>>0
    >>0?1:0);H4l=H4[1]=H4l+el;H4[0]=H4h+eh+(H4l>>>0>>0?1:0);H5l=H5[1]=H5l+fl;H5[0]=H5h+fh+(H5l>>>0>>0?1:0);H6l=H6[1]=H6l+gl;H6[0]=H6h+gh+(H6l>>>0>>0?1:0);H7l=H7[1]=H7l+hl;H7[0]=H7h+hh+(H7l>>>0>>0?1:0);return H};module.exports=function(message,options){var H=[[1779033703,4089235720],[3144134277,2227873595],[1013904242,4271175723],[2773480762,1595750129],[1359893119,2917565137],[2600822924,725511199],[528734635,4215389547],[1541459225,327033209]];if(message.constructor===String){message=conv.stringToBytes(message)}var m=util.bytesToWords(message);var l=message.length*8;m[l>>5]|=128<<24-l%32;m[(l+64>>10<<5)+31]=l;for(var i=0;i=0;--i){R=R.twice2D();R.z=BigInteger.ONE;if(k.testBit(i)){if(l.testBit(i)){R=R.add2D(Z)}else{R=R.add2D(P)}}else{if(l.testBit(i)){R=R.add2D(Q)}}}return R}function deterministicGenerateK(hash,key){var v=[];var k=[];for(var i=0;i<32;i++)v.push(1);for(var i=0;i<32;i++)k.push(0);k=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v.concat([0]).concat(key).concat(hash),k,{asBytes:true});v=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v,k,{asBytes:true});k=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v.concat([1]).concat(key).concat(hash),k,{asBytes:true});v=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v,k,{asBytes:true});v=Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v,k,{asBytes:true});return Bitcoin.BigInteger.fromByteArrayUnsigned(v)}var ECDSA={getBigRandom:function(limit){return new BigInteger(limit.bitLength(),rng).mod(limit.subtract(BigInteger.ONE)).add(BigInteger.ONE)},sign:function(hash,priv){var d=priv;var n=ecparams.getN();var e=BigInteger.fromByteArrayUnsigned(hash);var k=deterministicGenerateK(hash,priv.toByteArrayUnsigned());var G=ecparams.getG();var Q=G.multiply(k);var r=Q.getX().toBigInteger().mod(n);var s=k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);return ECDSA.serializeSig(r,s)},verify:function(hash,sig,pubkey){var r,s;if(util.isArray(sig)){var obj=ECDSA.parseSig(sig);r=obj.r;s=obj.s}else if("object"===typeof sig&&sig.r&&sig.s){r=sig.r;s=sig.s}else{throw new Error("Invalid value for signature")}var Q;if(pubkey instanceof ECPointFp){Q=pubkey}else if(util.isArray(pubkey)){Q=ECPointFp.decodeFrom(ecparams.getCurve(),pubkey)}else{throw new Error("Invalid format for pubkey value, must be byte array or ECPointFp")}var e=BigInteger.fromByteArrayUnsigned(hash);return ECDSA.verifyRaw(e,r,s,Q)},verifyRaw:function(e,r,s,Q){var n=ecparams.getN();var G=ecparams.getG();if(r.compareTo(BigInteger.ONE)<0||r.compareTo(n)>=0)return false;if(s.compareTo(BigInteger.ONE)<0||s.compareTo(n)>=0)return false;var c=s.modInverse(n);var u1=e.multiply(c).mod(n);var u2=r.multiply(c).mod(n);var point=G.multiply(u1).add(Q.multiply(u2));var v=point.getX().toBigInteger().mod(n);return v.equals(r)},serializeSig:function(r,s){var rBa=r.toByteArraySigned();var sBa=s.toByteArraySigned();var sequence=[];sequence.push(2);sequence.push(rBa.length);sequence=sequence.concat(rBa);sequence.push(2);sequence.push(sBa.length);sequence=sequence.concat(sBa);sequence.unshift(sequence.length);sequence.unshift(48);return sequence},parseSig:function(sig){var cursor;if(sig[0]!=48)throw new Error("Signature not a valid DERSequence");cursor=2;if(sig[cursor]!=2)throw new Error("First element in signature must be a DERInteger");var rBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];if(sig[cursor]!=2)throw new Error("Second element in signature must be a DERInteger");var sBa=sig.slice(cursor+2,cursor+2+sig[cursor+1]);cursor+=2+sig[cursor+1];var r=BigInteger.fromByteArrayUnsigned(rBa);var s=BigInteger.fromByteArrayUnsigned(sBa);return{r:r,s:s}},parseSigCompact:function(sig){if(sig.length!==65){throw new Error("Signature has the wrong length")}var i=sig[0]-27;if(i<0||i>7){throw new Error("Invalid signature type")}var n=ecparams.getN();var r=BigInteger.fromByteArrayUnsigned(sig.slice(1,33)).mod(n);var s=BigInteger.fromByteArrayUnsigned(sig.slice(33,65)).mod(n);return{r:r,s:s,i:i}},recoverPubKey:function(r,s,hash,i){i=i&3;var isYEven=i&1;var isSecondKey=i>>1;var n=ecparams.getN();var G=ecparams.getG();var curve=ecparams.getCurve();var p=curve.getQ();var a=curve.getA().toBigInteger();var b=curve.getB().toBigInteger();if(!P_OVER_FOUR){P_OVER_FOUR=p.add(BigInteger.ONE).divide(BigInteger.valueOf(4))}var x=isSecondKey?r.add(n):r;var alpha=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(p);var beta=alpha.modPow(P_OVER_FOUR,p);var xorOdd=beta.isEven()?i%2:(i+1)%2;var y=(beta.isEven()?!isYEven:isYEven)?beta:p.subtract(beta);var R=new ECPointFp(curve,curve.fromBigInteger(x),curve.fromBigInteger(y));R.validate();var e=BigInteger.fromByteArrayUnsigned(hash);var eNeg=BigInteger.ZERO.subtract(e).mod(n);var rInv=r.modInverse(n);var Q=implShamirsTrick(R,s,G,eNeg).multiply(rInv);Q.validate();if(!ECDSA.verifyRaw(e,r,s,Q)){throw new Error("Pubkey recovery unsuccessful")}var ECPubKey=require("./eckey").ECPubKey;return ECPubKey(Q)},calcPubkeyRecoveryParam:function(origPubkey,r,s,hash){var address=origPubkey.getBitcoinAddress().toString();for(var i=0;i<4;i++){var pubkey=ECDSA.recoverPubKey(r,s,hash,i);pubkey.compressed=origPubkey.compressed;if(pubkey.getBitcoinAddress().toString()==address){return i}}throw new Error("Unable to find valid recovery factor")}};module.exports=ECDSA},{"./convert":4,"./eckey":11,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/rng":16,"./jsbn/sec":17,"./util":22}],11:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var sec=require("./jsbn/sec");var base58=require("./base58");var Crypto=require("./crypto-js/crypto");var util=require("./util");var conv=require("./convert");var Address=require("./address");var ecdsa=require("./ecdsa");var ECPointFp=require("./jsbn/ec").ECPointFp;var ecparams=sec("secp256k1");var ECKey=function(input,compressed){if(!(this instanceof ECKey)){return new ECKey(input)}if(!input){var n=ecparams.getN();this.priv=ecdsa.getBigRandom(n);this.compressed=compressed||false}else this.import(input,compressed)};ECKey.prototype.import=function(input,compressed){function has(li,v){return li.indexOf(v)>=0}function fromBin(x){return BigInteger.fromByteArrayUnsigned(x)}this.priv=input instanceof ECKey?input.priv:input instanceof BigInteger?input.mod(ecparams.getN()):util.isArray(input)?fromBin(input.slice(0,32)):typeof input!="string"?null:input.length==51&&input[0]=="5"?fromBin(base58.checkDecode(input)):input.length==52&&has("LK",input[0])?fromBin(base58.checkDecode(input)):has([64,65],input.length)?fromBin(conv.hexToBytes(input.slice(0,64))):null;this.compressed=arguments.length>1?compressed:input instanceof ECKey?input.compressed:input instanceof BigInteger?false:util.isArray(input)?false:typeof input!="string"?null:input.length==51&&input[0]=="5"?false:input.length==52&&has("LK",input[0])?true:input.length==64?false:input.length==65?true:null};ECKey.prototype.getPub=function(){return ECPubKey(ecparams.getG().multiply(this.priv),this.compressed)};ECKey.prototype.export=function(format){var bytes=this.priv.toByteArrayUnsigned();if(this.compressed)bytes.push(1);return format==="base58"?base58.checkEncode(bytes,128):format==="bin"?conv.bytesToString(bytes):format==="bytes"?bytes:format==="hex"?conv.bytesToHex(bytes):bytes};ECKey.prototype.toString=function(format){return""+this.export(format)};ECKey.prototype.getBitcoinAddress=function(v){return this.getPub().getBitcoinAddress(v)};ECKey.prototype.add=function(key){return ECKey(this.priv.add(ECKey(key).priv),this.compressed)};ECKey.prototype.multiply=function(key){return ECKey(this.priv.multiply(ECKey(key).priv),this.compressed)};var ECPubKey=function(input,compressed){if(!(this instanceof ECPubKey)){return new ECPubKey(input,compressed)}if(!input){var n=ecparams.getN();this.pub=ecparams.getG().multiply(ecdsa.getBigRandom(n));this.compressed=compressed||false}else this.import(input,compressed)};ECPubKey.prototype.import=function(input,compressed){var decode=function(x){return ECPointFp.decodeFrom(ecparams.getCurve(),x)};this.pub=input instanceof ECPointFp?input:input instanceof ECKey?ecparams.getG().multiply(input.priv):input instanceof ECPubKey?input.pub:typeof input=="string"?decode(conv.hexToBytes(input)):util.isArray(input)?decode(input):ecparams.getG().multiply(ecdsa.getBigRandom(ecparams.getN()));this.compressed=arguments.length>1?compressed:input instanceof ECPointFp?input.compressed:input instanceof ECPubKey?input.compressed:this.pub[0]<4};ECPubKey.prototype.add=function(key){return ECPubKey(this.pub.add(ECPubKey(key).pub),this.compressed)};ECPubKey.prototype.multiply=function(key){return ECPubKey(this.pub.multiply(ECKey(key).priv),this.compressed)};ECPubKey.prototype.export=function(formt){var o=this.pub.getEncoded(this.compressed);return formt=="hex"?conv.bytesToHex(o):formt=="bin"?conv.bytesToString(o):o};ECPubKey.prototype.toString=function(format){return""+this.export(format)};ECPubKey.prototype.getBitcoinAddress=function(v){return new Address(util.sha256ripe160(this.export()),v)};ECKey.prototype.sign=function(hash){return ecdsa.sign(hash,this.priv)};ECKey.prototype.verify=function(hash,sig){return ecdsa.verify(hash,sig,this.getPub())};module.exports={ECKey:ECKey,ECPubKey:ECPubKey}},{"./address":1,"./base58":2,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./jsbn/ec":13,"./jsbn/jsbn":14,"./jsbn/sec":17,"./util":22}],12:[function(require,module,exports){var rotl=function(n,b){return n<>>32-b};var rotr=function(n,b){return n<<32-b|n>>>b};var endian=function(n){if(n.constructor==Number){return rotl(n,8)&16711935|rotl(n,24)&4278255360}for(var i=0;i0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add(hBit?this:neg)}}return R}function pointFpMultiplyTwo(j,x,k){var i;if(j.bitLength()>k.bitLength())i=j.bitLength()-1;else i=k.bitLength()-1;var R=this.curve.getInfinity();var both=this.add(x);while(i>=0){R=R.twice();if(j.testBit(i)){if(k.testBit(i)){R=R.add(both)}else{R=R.add(this)}}else{if(k.testBit(i)){R=R.add(x)}}--i}return R}ECPointFp.prototype.getX=pointFpGetX;ECPointFp.prototype.getY=pointFpGetY;ECPointFp.prototype.equals=pointFpEquals;ECPointFp.prototype.isInfinity=pointFpIsInfinity;ECPointFp.prototype.negate=pointFpNegate;ECPointFp.prototype.add=pointFpAdd;ECPointFp.prototype.twice=pointFpTwice;ECPointFp.prototype.multiply=pointFpMultiply;ECPointFp.prototype.multiplyTwo=pointFpMultiplyTwo;function ECCurveFp(q,a,b){this.q=q;this.a=this.fromBigInteger(a);this.b=this.fromBigInteger(b);this.infinity=new ECPointFp(this,null,null)}function curveFpGetQ(){return this.q}function curveFpGetA(){return this.a}function curveFpGetB(){return this.b}function curveFpEquals(other){if(other==this)return true;return this.q.equals(other.q)&&this.a.equals(other.a)&&this.b.equals(other.b)}function curveFpGetInfinity(){return this.infinity}function curveFpFromBigInteger(x){return new ECFieldElementFp(this.q,x)}function curveFpDecodePointHex(s){switch(parseInt(s.substr(0,2),16)){case 0:return this.infinity;case 2:case 3:return null;case 4:case 6:case 7:var len=(s.length-2)/2;var xHex=s.substr(2,len);var yHex=s.substr(len+2,len);return new ECPointFp(this,this.fromBigInteger(new BigInteger(xHex,16)),this.fromBigInteger(new BigInteger(yHex,16)));default:return null}}ECCurveFp.prototype.getQ=curveFpGetQ;ECCurveFp.prototype.getA=curveFpGetA;ECCurveFp.prototype.getB=curveFpGetB;ECCurveFp.prototype.equals=curveFpEquals;ECCurveFp.prototype.getInfinity=curveFpGetInfinity;ECCurveFp.prototype.fromBigInteger=curveFpFromBigInteger;ECCurveFp.prototype.decodePointHex=curveFpDecodePointHex;function integerToBytes(i,len){var bytes=i.toByteArrayUnsigned();if(lenbytes.length){bytes.unshift(0)}return bytes}ECFieldElementFp.prototype.getByteLength=function(){return Math.floor((this.toBigInteger().bitLength()+7)/8)};ECPointFp.prototype.getEncoded=function(compressed){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var enc=integerToBytes(x,32);if(compressed){if(y.isEven()){enc.unshift(2)}else{enc.unshift(3)}}else{enc.unshift(4);enc=enc.concat(integerToBytes(y,32))}return enc};ECPointFp.decodeFrom=function(ecparams,enc){var type=enc[0];var dataLen=enc.length-1;if(type==4){var xBa=enc.slice(1,1+dataLen/2),yBa=enc.slice(1+dataLen/2,1+dataLen),x=BigInteger.fromByteArrayUnsigned(xBa),y=BigInteger.fromByteArrayUnsigned(yBa)}else{var xBa=enc.slice(1),x=BigInteger.fromByteArrayUnsigned(xBa),p=ecparams.getQ(),xCubedPlus7=x.multiply(x).multiply(x).add(new Bitcoin.BigInteger("7")).mod(p),pPlus1Over4=p.add(new Bitcoin.BigInteger("1")).divide(new Bitcoin.BigInteger("4")),y=xCubedPlus7.modPow(pPlus1Over4,p);if(y.mod(new Bitcoin.BigInteger("2")).toString()!=""+type%2){y=p.subtract(y)}}return new ECPointFp(ecparams,ecparams.fromBigInteger(x),ecparams.fromBigInteger(y))};ECPointFp.prototype.add2D=function(b){if(this.isInfinity())return b;if(b.isInfinity())return this;if(this.x.equals(b.x)){if(this.y.equals(b.y)){return this.twice()}return this.curve.getInfinity()}var x_x=b.x.subtract(this.x);var y_y=b.y.subtract(this.y);var gamma=y_y.divide(x_x);var x3=gamma.square().subtract(this.x).subtract(b.x);var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.twice2D=function(){if(this.isInfinity())return this;if(this.y.toBigInteger().signum()==0){return this.curve.getInfinity()}var TWO=this.curve.fromBigInteger(BigInteger.valueOf(2));var THREE=this.curve.fromBigInteger(BigInteger.valueOf(3));var gamma=this.x.square().multiply(THREE).add(this.curve.a).divide(this.y.multiply(TWO));var x3=gamma.square().subtract(this.x.multiply(TWO));var y3=gamma.multiply(this.x.subtract(x3)).subtract(this.y);return new ECPointFp(this.curve,x3,y3)};ECPointFp.prototype.multiply2D=function(k){if(this.isInfinity())return this;if(k.signum()==0)return this.curve.getInfinity();var e=k;var h=e.multiply(new BigInteger("3"));var neg=this.negate();var R=this;var i;for(i=h.bitLength()-2;i>0;--i){R=R.twice();var hBit=h.testBit(i);var eBit=e.testBit(i);if(hBit!=eBit){R=R.add2D(hBit?this:neg)}}return R};ECPointFp.prototype.isOnCurve=function(){var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();var a=this.curve.getA().toBigInteger();var b=this.curve.getB().toBigInteger();var n=this.curve.getQ();var lhs=y.multiply(y).mod(n);var rhs=x.multiply(x).multiply(x).add(a.multiply(x)).add(b).mod(n);return lhs.equals(rhs)};ECPointFp.prototype.toString=function(){return"("+this.getX().toBigInteger().toString()+","+this.getY().toBigInteger().toString()+")"};ECPointFp.prototype.validate=function(){var n=this.curve.getQ();if(this.isInfinity()){throw new Error("Point is at infinity.")}var x=this.getX().toBigInteger();var y=this.getY().toBigInteger();if(x.compareTo(BigInteger.ONE)<0||x.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("x coordinate out of bounds")}if(y.compareTo(BigInteger.ONE)<0||y.compareTo(n.subtract(BigInteger.ONE))>0){throw new Error("y coordinate out of bounds")}if(!this.isOnCurve()){throw new Error("Point is not on the curve.")}if(this.multiply(n).isInfinity()){throw new Error("Point is not a scalar multiple of G.")}return true};module.exports=ECCurveFp;module.exports.ECPointFp=ECPointFp},{"./jsbn":14,"./sec":17}],14:[function(require,module,exports){var dbits;var canary=0xdeadbeefcafe;var j_lm=(canary&16777215)==15715070;function BigInteger(a,b,c){if(!(this instanceof BigInteger)){return new BigInteger(a,b,c)}if(a!=null){if("number"==typeof a)this.fromNumber(a,b,c);else if(b==null&&"string"!=typeof a)this.fromString(a,256);else this.fromString(a,b)}}var proto=BigInteger.prototype;function nbi(){return new BigInteger(null)}function am1(i,x,w,j,c,n){while(--n>=0){var v=x*this[i++]+w[j]+c;c=Math.floor(v/67108864);w[j++]=v&67108863}return c}function am2(i,x,w,j,c,n){var xl=x&32767,xh=x>>15;while(--n>=0){var l=this[i]&32767;var h=this[i++]>>15;var m=xh*l+h*xl;l=xl*l+((m&32767)<<15)+w[j]+(c&1073741823);c=(l>>>30)+(m>>>15)+xh*h+(c>>>30);w[j++]=l&1073741823}return c}function am3(i,x,w,j,c,n){var xl=x&16383,xh=x>>14;while(--n>=0){var l=this[i]&16383;var h=this[i++]>>14;var m=xh*l+h*xl;l=xl*l+((m&16383)<<14)+w[j]+c;c=(l>>28)+(m>>14)+xh*h;w[j++]=l&268435455}return c}BigInteger.prototype.am=am1;dbits=26;BigInteger.prototype.DB=dbits;BigInteger.prototype.DM=(1<=0;--i)r[i]=this[i];r.t=this.t;r.s=this.s}function bnpFromInt(x){this.t=1;this.s=x<0?-1:0;if(x>0)this[0]=x;else if(x<-1)this[0]=x+DV;else this.t=0}function nbv(i){var r=nbi();r.fromInt(i);return r}function bnpFromString(s,b){var self=this;var k;if(b==16)k=4;else if(b==8)k=3;else if(b==256)k=8;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else{self.fromRadix(s,b);return}self.t=0;self.s=0;var i=s.length,mi=false,sh=0;while(--i>=0){var x=k==8?s[i]&255:intAt(s,i);if(x<0){if(s.charAt(i)=="-")mi=true;continue}mi=false;if(sh==0)self[self.t++]=x;else if(sh+k>self.DB){self[self.t-1]|=(x&(1<>self.DB-sh}else self[self.t-1]|=x<=self.DB)sh-=self.DB}if(k==8&&(s[0]&128)!=0){self.s=-1;if(sh>0)self[self.t-1]|=(1<0&&this[this.t-1]==c)--this.t}function bnToString(b){var self=this;if(self.s<0)return"-"+self.negate().toString(b);var k;if(b==16)k=4;else if(b==8)k=3;else if(b==2)k=1;else if(b==32)k=5;else if(b==4)k=2;else return self.toRadix(b);var km=(1<0){if(p>p)>0){m=true;r=int2char(d)}while(i>=0){if(p>(p+=self.DB-k)}else{d=self[i]>>(p-=k)&km;if(p<=0){p+=self.DB;--i}}if(d>0)m=true;if(m)r+=int2char(d)}}return m?r:"0"}function bnNegate(){var r=nbi();BigInteger.ZERO.subTo(this,r);return r}function bnAbs(){return this.s<0?this.negate():this}function bnCompareTo(a){var r=this.s-a.s;if(r!=0)return r;var i=this.t;r=i-a.t;if(r!=0)return this.s<0?-r:r;while(--i>=0)if((r=this[i]-a[i])!=0)return r;return 0}function nbits(x){var r=1,t;if((t=x>>>16)!=0){x=t;r+=16}if((t=x>>8)!=0){x=t;r+=8}if((t=x>>4)!=0){x=t;r+=4}if((t=x>>2)!=0){x=t;r+=2}if((t=x>>1)!=0){x=t;r+=1}return r}function bnBitLength(){if(this.t<=0)return 0;return this.DB*(this.t-1)+nbits(this[this.t-1]^this.s&this.DM)}function bnpDLShiftTo(n,r){var i;for(i=this.t-1;i>=0;--i)r[i+n]=this[i];for(i=n-1;i>=0;--i)r[i]=0;r.t=this.t+n;r.s=this.s}function bnpDRShiftTo(n,r){for(var i=n;i=0;--i){r[i+ds+1]=self[i]>>cbs|c;c=(self[i]&bm)<=0;--i)r[i]=0;r[ds]=c;r.t=self.t+ds+1;r.s=self.s;r.clamp()}function bnpRShiftTo(n,r){var self=this;r.s=self.s;var ds=Math.floor(n/self.DB);if(ds>=self.t){r.t=0;return}var bs=n%self.DB;var cbs=self.DB-bs;var bm=(1<>bs;for(var i=ds+1;i>bs}if(bs>0)r[self.t-ds-1]|=(self.s&bm)<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c-=a.s}r.s=c<0?-1:0;if(c<-1)r[i++]=self.DV+c;else if(c>0)r[i++]=c;r.t=i;r.clamp()}function bnpMultiplyTo(a,r){var x=this.abs(),y=a.abs();var i=x.t;r.t=i+y.t;while(--i>=0)r[i]=0;for(i=0;i=0)r[i]=0;for(i=0;i=x.DV){r[i+x.t]-=x.DV;r[i+x.t+1]=1}}if(r.t>0)r[r.t-1]+=x.am(i,x[i],r,2*i,0,1);r.s=0;r.clamp()}function bnpDivRemTo(m,q,r){var self=this;var pm=m.abs();if(pm.t<=0)return;var pt=self.abs();if(pt.t0){pm.lShiftTo(nsh,y);pt.lShiftTo(nsh,r)}else{pm.copyTo(y);pt.copyTo(r)}var ys=y.t;var y0=y[ys-1];if(y0==0)return;var yt=y0*(1<1?y[ys-2]>>self.F2:0);var d1=self.FV/yt,d2=(1<=0){r[r.t++]=1;r.subTo(t,r)}BigInteger.ONE.dlShiftTo(ys,t);t.subTo(y,y);while(y.t=0){var qd=r[--i]==y0?self.DM:Math.floor(r[i]*d1+(r[i-1]+e)*d2);if((r[i]+=y.am(0,qd,r,j,0,ys))0)r.rShiftTo(nsh,r);if(ts<0)BigInteger.ZERO.subTo(r,r)}function bnMod(a){var r=nbi();this.abs().divRemTo(a,null,r);if(this.s<0&&r.compareTo(BigInteger.ZERO)>0)a.subTo(r,r);return r}function Classic(m){this.m=m}function cConvert(x){if(x.s<0||x.compareTo(this.m)>=0)return x.mod(this.m);else return x}function cRevert(x){return x}function cReduce(x){x.divRemTo(this.m,null,x)}function cMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}function cSqrTo(x,r){x.squareTo(r);this.reduce(r)}Classic.prototype.convert=cConvert;Classic.prototype.revert=cRevert;Classic.prototype.reduce=cReduce;Classic.prototype.mulTo=cMulTo;Classic.prototype.sqrTo=cSqrTo;function bnpInvDigit(){if(this.t<1)return 0;var x=this[0];if((x&1)==0)return 0;var y=x&3;y=y*(2-(x&15)*y)&15;y=y*(2-(x&255)*y)&255;y=y*(2-((x&65535)*y&65535))&65535;y=y*(2-x*y%this.DV)%this.DV;return y>0?this.DV-y:-y}function Montgomery(m){this.m=m;this.mp=m.invDigit();this.mpl=this.mp&32767;this.mph=this.mp>>15;this.um=(1<0)this.m.subTo(r,r);return r}function montRevert(x){var r=nbi();x.copyTo(r);this.reduce(r);return r}function montReduce(x){while(x.t<=this.mt2)x[x.t++]=0;for(var i=0;i>15)*this.mpl&this.um)<<15)&x.DM;j=i+this.m.t;x[j]+=this.m.am(0,u0,x,i,0,this.m.t);while(x[j]>=x.DV){x[j]-=x.DV;x[++j]++}}x.clamp();x.drShiftTo(this.m.t,x);if(x.compareTo(this.m)>=0)x.subTo(this.m,x)}function montSqrTo(x,r){x.squareTo(r);this.reduce(r)}function montMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Montgomery.prototype.convert=montConvert;Montgomery.prototype.revert=montRevert;Montgomery.prototype.reduce=montReduce;Montgomery.prototype.mulTo=montMulTo;Montgomery.prototype.sqrTo=montSqrTo;function bnpIsEven(){return(this.t>0?this[0]&1:this.s)==0}function bnpExp(e,z){if(e>4294967295||e<1)return BigInteger.ONE;var r=nbi(),r2=nbi(),g=z.convert(this),i=nbits(e)-1;g.copyTo(r);while(--i>=0){z.sqrTo(r,r2);if((e&1<0)z.mulTo(r2,g,r);else{var t=r;r=r2;r2=t}}return z.revert(r)}function bnModPowInt(e,m){var z;if(e<256||m.isEven())z=new Classic(m);else z=new Montgomery(m);return this.exp(e,z)}proto.copyTo=bnpCopyTo;proto.fromInt=bnpFromInt;proto.fromString=bnpFromString;proto.clamp=bnpClamp;proto.dlShiftTo=bnpDLShiftTo;proto.drShiftTo=bnpDRShiftTo;proto.lShiftTo=bnpLShiftTo;proto.rShiftTo=bnpRShiftTo;proto.subTo=bnpSubTo;proto.multiplyTo=bnpMultiplyTo;proto.squareTo=bnpSquareTo;proto.divRemTo=bnpDivRemTo;proto.invDigit=bnpInvDigit;proto.isEven=bnpIsEven;proto.exp=bnpExp;proto.toString=bnToString;proto.negate=bnNegate;proto.abs=bnAbs;proto.compareTo=bnCompareTo;proto.bitLength=bnBitLength;proto.mod=bnMod;proto.modPowInt=bnModPowInt;function nbi(){return new BigInteger(null)}function bnClone(){var r=nbi();this.copyTo(r);return r}function bnIntValue(){if(this.s<0){if(this.t==1)return this[0]-this.DV;else if(this.t==0)return-1}else if(this.t==1)return this[0];else if(this.t==0)return 0;return(this[1]&(1<<32-this.DB)-1)<>24}function bnShortValue(){return this.t==0?this.s:this[0]<<16>>16}function bnpChunkSize(r){return Math.floor(Math.LN2*this.DB/Math.log(r))}function bnSigNum(){if(this.s<0)return-1;else if(this.t<=0||this.t==1&&this[0]<=0)return 0;else return 1}function bnpToRadix(b){if(b==null)b=10;if(this.signum()==0||b<2||b>36)return"0";var cs=this.chunkSize(b);var a=Math.pow(b,cs);var d=nbv(a),y=nbi(),z=nbi(),r="";this.divRemTo(d,y,z);while(y.signum()>0){r=(a+z.intValue()).toString(b).substr(1)+r;y.divRemTo(d,y,z)}return z.intValue().toString(b)+r}function bnpFromRadix(s,b){var self=this;self.fromInt(0);if(b==null)b=10;var cs=self.chunkSize(b);var d=Math.pow(b,cs),mi=false,j=0,w=0;for(var i=0;i=cs){self.dMultiply(d);self.dAddOffset(w,0);j=0;w=0}}if(j>0){self.dMultiply(Math.pow(b,j));self.dAddOffset(w,0)}if(mi)BigInteger.ZERO.subTo(self,self)}function bnpFromNumber(a,b,c){var self=this;if("number"==typeof b){if(a<2)self.fromInt(1);else{self.fromNumber(a,c);if(!self.testBit(a-1))self.bitwiseTo(BigInteger.ONE.shiftLeft(a-1),op_or,self);if(self.isEven())self.dAddOffset(1,0);while(!self.isProbablePrime(b)){self.dAddOffset(2,0);if(self.bitLength()>a)self.subTo(BigInteger.ONE.shiftLeft(a-1),self)}}}else{var x=new Array,t=a&7;x.length=(a>>3)+1;b.nextBytes(x);if(t>0)x[0]&=(1<0){if(p>p)!=(self.s&self.DM)>>p)r[k++]=d|self.s<=0){if(p<8){d=(self[i]&(1<>(p+=self.DB-8)}else{d=self[i]>>(p-=8)&255;if(p<=0){p+=self.DB;--i}}if((d&128)!=0)d|=-256;if(k===0&&(self.s&128)!=(d&128))++k;if(k>0||d!=self.s)r[k++]=d}}return r}function bnEquals(a){return this.compareTo(a)==0}function bnMin(a){return this.compareTo(a)<0?this:a}function bnMax(a){return this.compareTo(a)>0?this:a}function bnpBitwiseTo(a,op,r){var self=this;var i,f,m=Math.min(a.t,self.t);for(i=0;i>=16;r+=16}if((x&255)==0){x>>=8;r+=8}if((x&15)==0){x>>=4;r+=4}if((x&3)==0){x>>=2;r+=2}if((x&1)==0)++r;return r}function bnGetLowestSetBit(){for(var i=0;i=this.t)return this.s!=0;return(this[j]&1<>=self.DB}if(a.t>=self.DB}c+=self.s}else{c+=self.s;while(i>=self.DB}c+=a.s}r.s=c<0?-1:0;if(c>0)r[i++]=c;else if(c<-1)r[i++]=self.DV+c;r.t=i;r.clamp()}function bnAdd(a){var r=nbi();this.addTo(a,r);return r}function bnSubtract(a){var r=nbi();this.subTo(a,r);return r}function bnMultiply(a){var r=nbi();this.multiplyTo(a,r);return r}function bnSquare(){var r=nbi();this.squareTo(r);return r}function bnDivide(a){var r=nbi();this.divRemTo(a,r,null);return r}function bnRemainder(a){var r=nbi();this.divRemTo(a,null,r);return r}function bnDivideAndRemainder(a){var q=nbi(),r=nbi();this.divRemTo(a,q,r);return new Array(q,r)}function bnpDMultiply(n){this[this.t]=this.am(0,n-1,this,0,0,this.t);++this.t;this.clamp()}function bnpDAddOffset(n,w){if(n==0)return;while(this.t<=w)this[this.t++]=0;this[w]+=n;while(this[w]>=this.DV){this[w]-=this.DV;if(++w>=this.t)this[this.t++]=0;++this[w]}}function NullExp(){}function nNop(x){return x}function nMulTo(x,y,r){x.multiplyTo(y,r)}function nSqrTo(x,r){x.squareTo(r)}NullExp.prototype.convert=nNop;NullExp.prototype.revert=nNop;NullExp.prototype.mulTo=nMulTo;NullExp.prototype.sqrTo=nSqrTo;function bnPow(e){return this.exp(e,new NullExp)}function bnpMultiplyLowerTo(a,n,r){var i=Math.min(this.t+a.t,n);r.s=0;r.t=i;while(i>0)r[--i]=0;var j;for(j=r.t-this.t;i=0)r[i]=0;for(i=Math.max(n-this.t,0);i2*this.m.t)return x.mod(this.m);else if(x.compareTo(this.m)<0)return x;else{var r=nbi();x.copyTo(r);this.reduce(r);return r}}function barrettRevert(x){return x}function barrettReduce(x){var self=this;x.drShiftTo(self.m.t-1,self.r2);if(x.t>self.m.t+1){x.t=self.m.t+1;x.clamp()}self.mu.multiplyUpperTo(self.r2,self.m.t+1,self.q3);self.m.multiplyLowerTo(self.q3,self.m.t+1,self.r2);while(x.compareTo(self.r2)<0)x.dAddOffset(1,self.m.t+1);x.subTo(self.r2,x);while(x.compareTo(self.m)>=0)x.subTo(self.m,x)}function barrettSqrTo(x,r){x.squareTo(r);this.reduce(r)}function barrettMulTo(x,y,r){x.multiplyTo(y,r);this.reduce(r)}Barrett.prototype.convert=barrettConvert;Barrett.prototype.revert=barrettRevert;Barrett.prototype.reduce=barrettReduce;Barrett.prototype.mulTo=barrettMulTo;Barrett.prototype.sqrTo=barrettSqrTo;function bnModPow(e,m){var i=e.bitLength(),k,r=nbv(1),z;if(i<=0)return r;else if(i<18)k=1;else if(i<48)k=3;else if(i<144)k=4;else if(i<768)k=5;else k=6;if(i<8)z=new Classic(m);else if(m.isEven())z=new Barrett(m);else z=new Montgomery(m);var g=new Array,n=3,k1=k-1,km=(1<1){var g2=nbi();z.sqrTo(g[1],g2);while(n<=km){g[n]=nbi();z.mulTo(g2,g[n-2],g[n]);n+=2}}var j=e.t-1,w,is1=true,r2=nbi(),t;i=nbits(e[j])-1;while(j>=0){if(i>=k1)w=e[j]>>i-k1&km;else{w=(e[j]&(1<0)w|=e[j-1]>>this.DB+i-k1}n=k;while((w&1)==0){w>>=1;--n}if((i-=n)<0){i+=this.DB;--j}if(is1){g[w].copyTo(r);is1=false}else{while(n>1){z.sqrTo(r,r2);z.sqrTo(r2,r);n-=2}if(n>0)z.sqrTo(r,r2);else{t=r;r=r2;r2=t}z.mulTo(r2,g[w],r)}while(j>=0&&(e[j]&1<0){x.rShiftTo(g,x);y.rShiftTo(g,y)}while(x.signum()>0){if((i=x.getLowestSetBit())>0)x.rShiftTo(i,x);if((i=y.getLowestSetBit())>0)y.rShiftTo(i,y);if(x.compareTo(y)>=0){x.subTo(y,x);x.rShiftTo(1,x)}else{y.subTo(x,y);y.rShiftTo(1,y)}}if(g>0)y.lShiftTo(g,y);return y}function bnpModInt(n){if(n<=0)return 0;var d=this.DV%n,r=this.s<0?n-1:0;if(this.t>0)if(d==0)r=this[0]%n;else for(var i=this.t-1;i>=0;--i)r=(d*r+this[i])%n;return r}function bnModInverse(m){var ac=m.isEven();if(this.isEven()&&ac||m.signum()==0)return BigInteger.ZERO;var u=m.clone(),v=this.clone();var a=nbv(1),b=nbv(0),c=nbv(0),d=nbv(1);while(u.signum()!=0){while(u.isEven()){u.rShiftTo(1,u);if(ac){if(!a.isEven()||!b.isEven()){a.addTo(this,a);b.subTo(m,b)}a.rShiftTo(1,a)}else if(!b.isEven())b.subTo(m,b);b.rShiftTo(1,b)}while(v.isEven()){v.rShiftTo(1,v);if(ac){if(!c.isEven()||!d.isEven()){c.addTo(this,c);d.subTo(m,d)}c.rShiftTo(1,c)}else if(!d.isEven())d.subTo(m,d);d.rShiftTo(1,d)}if(u.compareTo(v)>=0){u.subTo(v,u);if(ac)a.subTo(c,a);b.subTo(d,b)}else{v.subTo(u,v);if(ac)c.subTo(a,c);d.subTo(b,d)}}if(v.compareTo(BigInteger.ONE)!=0)return BigInteger.ZERO;if(d.compareTo(m)>=0)return d.subtract(m);if(d.signum()<0)d.addTo(m,d);else return d;if(d.signum()<0)return d.add(m);else return d}proto.chunkSize=bnpChunkSize;proto.toRadix=bnpToRadix;proto.fromRadix=bnpFromRadix;proto.fromNumber=bnpFromNumber;proto.bitwiseTo=bnpBitwiseTo;proto.changeBit=bnpChangeBit;proto.addTo=bnpAddTo;proto.dMultiply=bnpDMultiply;proto.dAddOffset=bnpDAddOffset;proto.multiplyLowerTo=bnpMultiplyLowerTo;proto.multiplyUpperTo=bnpMultiplyUpperTo;proto.modInt=bnpModInt;proto.clone=bnClone;proto.intValue=bnIntValue;proto.byteValue=bnByteValue;proto.shortValue=bnShortValue;proto.signum=bnSigNum;proto.toByteArray=bnToByteArray;proto.equals=bnEquals;proto.min=bnMin;proto.max=bnMax;proto.and=bnAnd;proto.or=bnOr;proto.xor=bnXor;proto.andNot=bnAndNot;proto.not=bnNot;proto.shiftLeft=bnShiftLeft;proto.shiftRight=bnShiftRight;proto.getLowestSetBit=bnGetLowestSetBit;proto.bitCount=bnBitCount;proto.testBit=bnTestBit;proto.setBit=bnSetBit;proto.clearBit=bnClearBit;proto.flipBit=bnFlipBit;proto.add=bnAdd;proto.subtract=bnSubtract;proto.multiply=bnMultiply;proto.divide=bnDivide;proto.remainder=bnRemainder;proto.divideAndRemainder=bnDivideAndRemainder;proto.modPow=bnModPow;proto.modInverse=bnModInverse;proto.pow=bnPow;proto.gcd=bnGCD;proto.square=bnSquare;BigInteger.ZERO=nbv(0);BigInteger.ONE=nbv(1);BigInteger.valueOf=nbv;BigInteger.fromByteArrayUnsigned=function(ba){if(!ba.length){return new BigInteger.valueOf(0)}else if(ba[0]&128){return new BigInteger([0].concat(ba))}else{return new BigInteger(ba)}};BigInteger.fromByteArraySigned=function(ba){if(ba[0]&128){ba[0]&=127;return BigInteger.fromByteArrayUnsigned(ba).negate()}else{return BigInteger.fromByteArrayUnsigned(ba)}};BigInteger.prototype.toByteArrayUnsigned=function(){var ba=this.abs().toByteArray();if(!ba.length){return ba}if(ba[0]===0){ba=ba.slice(1)}for(var i=0;i>8&255;rng_pool[rng_pptr++]^=x>>16&255;rng_pool[rng_pptr++]^=x>>24&255;if(rng_pptr>=rng_psize)rng_pptr-=rng_psize}function rng_seed_time(){rng_seed_int((new Date).getTime())}if(rng_pool==null){rng_pool=new Array;rng_pptr=0;var t;while(rng_pptr>>8;rng_pool[rng_pptr++]=t&255}rng_pptr=0;rng_seed_time()}function rng_get_byte(){if(rng_state==null){rng_seed_time();rng_state=prng_newstate();rng_state.init(rng_pool);for(rng_pptr=0;rng_pptr=240){opcode=opcode<<8|this.buffer[i++]}var len;if(opcode>0&&opcode>>8&255)}else{this.buffer.push(Opcode.map.OP_PUSHDATA4);this.buffer.push(data.length&255);this.buffer.push(data.length>>>8&255);this.buffer.push(data.length>>>16&255);this.buffer.push(data.length>>>24&255)}this.buffer=this.buffer.concat(data);this.chunks.push(data)};Script.createOutputScript=function(address){var script=new Script;address=new Address(address);if(!address.version){script.writeOp(Opcode.map.OP_DUP);script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUALVERIFY);script.writeOp(Opcode.map.OP_CHECKSIG)}else{script.writeOp(Opcode.map.OP_HASH160);script.writeBytes(address.hash);script.writeOp(Opcode.map.OP_EQUAL)}return script};Script.prototype.extractPubkeys=function(){return this.chunks.filter(function(chunk){return chunk[0]==4&&chunk.length==65||chunk[0]<4&&chunk.length==33})};Script.createMultiSigOutputScript=function(m,pubkeys){var script=new Script;pubkeys=pubkeys.sort();script.writeOp(Opcode.map.OP_1+m-1);for(var i=0;i65){var args=arguments[0].split(":");return this.addInput(args[0],args[1])}else{this.ins.push(new TransactionIn({outpoint:{hash:tx.hash||tx,index:outIndex},script:new Script,sequence:4294967295}))}};Transaction.prototype.addOutput=function(address,value){if(arguments[0]instanceof TransactionOut){this.outs.push(arguments[0]);return}if(arguments[0].indexOf(":")>=0){var args=arguments[0].split(":");address=args[0];value=parseInt(args[1])}this.outs.push(new TransactionOut({value:value,script:Script.createOutputScript(address)}))};Transaction.prototype.serialize=function(){var buffer=[];buffer=buffer.concat(util.numToBytes(parseInt(this.version),4));buffer=buffer.concat(util.numToVarInt(this.ins.length));for(var i=0;i=0;i--){var txout=this.outs[i];var hash=txout.script.simpleOutPubKeyHash();if(!wallet.hasHash(hash)){allToMe=false}else{firstMeRecvHash=hash}firstRecvHash=hash}for(var i=this.ins.length-1;i>=0;i--){var txin=this.ins[i];firstSendHash=txin.script.simpleInPubKeyHash();if(!wallet.hasHash(firstSendHash)){allFromMe=false;break}}var impact=this.calcImpact(wallet);var analysis={};analysis.impact=impact;if(impact.sign>0&&impact.value>0){analysis.type="recv";analysis.addr=new Address(firstMeRecvHash)}else if(allFromMe&&allToMe){analysis.type="self"}else if(allFromMe){analysis.type="sent";analysis.addr=new Address(firstRecvHash)}else{analysis.type="other"}return analysis};Transaction.prototype.getDescription=function(wallet){var analysis=this.analyze(wallet);if(!analysis)return"";switch(analysis.type){case"recv":return"Received with "+analysis.addr;break;case"sent":return"Payment to "+analysis.addr;break;case"self":return"Payment to yourself";break;case"other":default:return""}};Transaction.prototype.getTotalOutValue=function(){return this.outs.reduce(function(t,o){return t+o.value},0)};Transaction.prototype.getTotalValue=Transaction.prototype.getTotalOutValue;Transaction.prototype.calcImpact=function(wallet){if(!(wallet instanceof Wallet))return 0;var valueOut=this.outs.filter(function(o){return wallet.hasHash(conv.bytesToHex(o.script.simpleOutPubKeyHash()))}).reduce(function(t,o){return t+o.value},0);var valueIn=this.ins.filter(function(i){return wallet.hasHash(conv.bytesToHex(i.script.simpleInPubKeyHash()))&&wallet.txIndex[i.outpoint.hash]}).reduce(function(t,i){return t+wallet.txIndex[i.outpoint.hash].outs[i.outpoint.index].value},0);if(valueOut>valueIn){return{sign:1,value:valueOut-valueIn}}else{return{sign:-1,value:valueIn-valueOut}}};Transaction.deserialize=function(buffer){if(typeof buffer=="string"){buffer=conv.hexToBytes(buffer)}var pos=0;var readAsInt=function(bytes){if(bytes==0)return 0;pos++;return buffer[pos-1]+readAsInt(bytes-1)*256};var readVarInt=function(){pos++;if(buffer[pos-1]<253){return buffer[pos-1]}return readAsInt(buffer[pos-1]-251)};var readBytes=function(bytes){pos+=bytes;return buffer.slice(pos-bytes,pos)};var readVarString=function(){var size=readVarInt();return readBytes(size)};var obj={ins:[],outs:[]};obj.version=readAsInt(4);var ins=readVarInt();for(var i=0;i0)this.address=this.script.toAddress();this.value=util.isArray(data.value)?util.bytesToNum(data.value):"string"==typeof data.value?parseInt(data.value):data.value instanceof BigInteger?parseInt(data.value.toString()):data.value};TransactionOut.prototype.clone=function(){var newTxout=new TransactionOut({script:this.script.clone(),value:this.value});return newTxout};module.exports.Transaction=Transaction;module.exports.TransactionIn=TransactionIn;module.exports.TransactionOut=TransactionOut},{"./address":1,"./convert":4,"./crypto-js/crypto":5,"./ecdsa":10,"./eckey":11,"./jsbn/jsbn":14,"./script":20,"./util":22,"./wallet":23}],22:[function(require,module,exports){var BigInteger=require("./jsbn/jsbn");var Crypto=require("./crypto-js/crypto");module.exports={isArray:Array.isArray||function(o){return Object.prototype.toString.call(o)==="[object Array]"},numToBytes:function(num,bytes){if(bytes===undefined)bytes=8;if(bytes==0)return[];else return[num%256].concat(module.exports.numToBytes(Math.floor(num/256),bytes-1))},bytesToNum:function(bytes){if(bytes.length==0)return 0;else return bytes[0]+256*module.exports.bytesToNum(bytes.slice(1))},numToVarInt:function(num){var m=module.exports;if(num<253)return[num];else if(num<65536)return[253].concat(m.numToBytes(num,2));else if(num<4294967296)return[254].concat(m.numToBytes(num,4));else return[253].concat(m.numToBytes(num,8))},bytesToWords:function(bytes){var words=[];for(var i=0,b=0;i>>5]|=bytes[i]<<24-b%32}return words},wordsToBytes:function(words){var bytes=[];for(var b=0;b>>5]>>>24-b%32&255)}return bytes},sha256ripe160:function(data){return Crypto.RIPEMD160(Crypto.SHA256(data,{asBytes:true}),{asBytes:true})},error:function(msg){throw new Error(msg)}}},{"./crypto-js/crypto":5,"./jsbn/jsbn":14}],23:[function(require,module,exports){var Script=require("./script");var ECKey=require("./eckey").ECKey;var conv=require("./convert");var util=require("./util");var BigInteger=require("./jsbn/jsbn");var BIP32key=require("./bip32");var Transaction=require("./transaction").Transaction;var TransactionIn=require("./transaction").TransactionIn;var TransactionOut=require("./transaction").TransactionOut;var SecureRandom=require("./jsbn/rng");var rng=new SecureRandom;var Wallet=function(seed){var keys=[];var masterkey=null;var me=this;this.addresses=[];this.outputs={};this.newMasterKey=function(seed){if(!seed){var seedBytes=new Array(32);rng.nextBytes(seedBytes);seed=conv.bytesToString(seedBytes)}masterkey=new BIP32key(seed);keys=[]};this.newMasterKey(seed);this.generateAddress=function(){keys.push(masterkey.ckd(keys.length).key);this.addresses.push(keys[keys.length-1].getBitcoinAddress().toString());return this.addresses[this.addresses.length-1]};this.processTx=function(tx,verified){var txhash=conv.bytesToHex(tx.getHash());for(var i=0;i=0){me.outputs[txhash+":"+i]={output:txhash+":"+i,value:tx.outs[i].value,address:tx.outs[i].address.toString(),timestamp:(new Date).getTime()/1e3,pending:true}}}for(var i=0;io.timestamp+1200)delete this.outputs[o];if(o.spendpending&&t>o.timestamp+1200){o.spendpending=false;o.spend=false;delete o.timestamp}}};var peoInterval=setInterval(this.processExistingOutputs,1e4);this.getUtxoToPay=function(value){var h=[];for(var out in this.outputs)h.push(this.outputs[out]);var utxo=h.filter(function(x){return!x.spend});var valuecompare=function(a,b){return a.value>b.value};var high=utxo.filter(function(o){return o.value>=value}).sort(valuecompare);if(high.length>0)return[high[0]];utxo.sort(valuecompare);var totalval=0;for(var i=0;i=value)return utxo.slice(0,i+1)}throw"Not enough money to send funds including transaction fee. Have: "+totalval/1e8+", needed: "+value/1e8};this.mkSend=function(to,value,fee){var utxo=this.getUtxoToPay(value+fee);var sum=utxo.reduce(function(t,o){return t+o.value},0),remainder=sum-value-fee;if(value<5430)throw new Error("Amount below dust threshold!");var unspentOuts=0;for(var o in this.outputs){if(!this.outputs[o].spend)unspentOuts+=1;if(unspentOuts>=5)return}var change=this.addresses[this.addresses.length-1];var toOut={address:to,value:value},changeOut={address:change,value:remainder};halfChangeOut={address:change,value:Math.floor(remainder/2)};var outs=remainder<5430?[toOut]:remainder<10860?[toOut,changeOut]:unspentOuts==5?[toOut,changeOut]:[toOut,halfChangeOut,halfChangeOut];var tx=new Bitcoin.Transaction({ins:utxo.map(function(x){return x.output}),outs:outs});this.sign(tx);return tx};this.mkSendToOutputs=function(outputs,changeIndex,fee){var value=outputs.reduce(function(t,o){return t+o.value},0),utxo=this.getUtxoToPay(value+fee),sum=utxo.reduce(function(t,p){return t+o.value},0);utxo[changeIndex].value+=sum-value-fee;var tx=new Bitcoin.Transaction({ins:utxo.map(function(x){return x.output}),outs:outputs});this.sign(tx);return tx};this.sign=function(tx){tx.ins.map(function(inp,i){var inp=inp.outpoint.hash+":"+inp.outpoint.index;if(me.outputs[inp]){var address=me.outputs[inp].address,ind=me.addresses.indexOf(address);if(ind>=0){var key=keys[ind];tx.sign(ind,key)}}});return tx};this.getMasterKey=function(){return masterkey};this.getPrivateKey=function(index){if(typeof index=="string")return keys.filter(function(i,k){return addresses[i]==index})[0];else return keys[index]};this.getPrivateKeys=function(){return keys}};module.exports=Wallet},{"./bip32":3,"./convert":4,"./eckey":11,"./jsbn/jsbn":14,"./jsbn/rng":16,"./script":20,"./transaction":21,"./util":22}]},{},[12])(12)}); \ No newline at end of file diff --git a/src/eckey.js b/src/eckey.js index 561585c..1a6b7e5 100644 --- a/src/eckey.js +++ b/src/eckey.js @@ -127,7 +127,7 @@ ECPubKey.prototype.toString = function (format) { } ECPubKey.prototype.getBitcoinAddress = function(v) { - return new Address(util.sha256ripe160(this.export()),version); + return new Address(util.sha256ripe160(this.export()),v); } From ff3679a3fead9fba3b834ff0e5219b41001ea406 Mon Sep 17 00:00:00 2001 From: Vitalik Buterin Date: Wed, 8 Jan 2014 18:51:33 -0500 Subject: [PATCH 61/90] Added 'wif' as an export format --- src/eckey.js | 1 + 1 file changed, 1 insertion(+) diff --git a/src/eckey.js b/src/eckey.js index 1a6b7e5..d2082c2 100644 --- a/src/eckey.js +++ b/src/eckey.js @@ -57,6 +57,7 @@ ECKey.prototype.export = function (format) { if (this.compressed) bytes.push(1) return format === "base58" ? base58.checkEncode(bytes,128) + : format === "wif" ? base58.checkEncode(bytes,128) : format === "bin" ? conv.bytesToString(bytes) : format === "bytes" ? bytes : format === "hex" ? conv.bytesToHex(bytes) From 9cfeb1abcd3e910e4b709c18c1c181db0c341e28 Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Fri, 10 Jan 2014 16:03:02 +0700 Subject: [PATCH 62/90] Trailing whitespace --- src/bip32.js | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/bip32.js b/src/bip32.js index 0b83ac9..e29e255 100644 --- a/src/bip32.js +++ b/src/bip32.js @@ -80,7 +80,7 @@ BIP32key.prototype.ckd = function(i) { blob = [0].concat(priv.slice(0,32),util.numToBytes(i,4).reverse()) } else blob = pub.concat(util.numToBytes(i,4).reverse()) - + I = Crypto.HMAC(Crypto.SHA512,blob,this.chaincode,{ asBytes: true }) if (this.type == 'priv') { From 4b598271354e76afee504af91fe867e327169b7d Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Fri, 10 Jan 2014 16:05:53 +0700 Subject: [PATCH 63/90] Declare statics on BIP32key, not its prototype --- src/bip32.js | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/src/bip32.js b/src/bip32.js index e29e255..46f6e49 100644 --- a/src/bip32.js +++ b/src/bip32.js @@ -13,10 +13,10 @@ var BIP32key = function(opts) { if (!opts) opts = {} if (typeof opts == "string") { try { - opts = BIP32key.prototype.deserialize(opts); + opts = BIP32key.deserialize(opts); } catch(e) { - opts = BIP32key.prototype.fromMasterKey(opts); + opts = BIP32key.fromMasterKey(opts); } } this.vbytes = opts.vbytes; @@ -32,7 +32,7 @@ var BIP32key = function(opts) { var PRIVDERIV = BIP32key.PRIVDERIV = '\x04\x88\xAD\xE4' var PUBDERIV = BIP32key.PUBDERIV = '\x04\x88\xB2\x1E' -BIP32key.prototype.deserialize = function(str) { +BIP32key.deserialize = function(str) { var bytes = base58.decode(str) var front = bytes.slice(0,bytes.length-4), back = bytes.slice(bytes.length-4); @@ -119,7 +119,7 @@ BIP32key.prototype.privtopub = BIP32key.prototype.getPub = function() { }) } -BIP32key.prototype.fromMasterKey = function(seed) { +BIP32key.fromMasterKey = function(seed) { var I = Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA512,seed,"Bitcoin seed",{ asBytes: true }) return new BIP32key({ vbytes: conv.stringToBytes(PRIVDERIV), From 49513684a24b609d173c14968c79851877b316cf Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Fri, 10 Jan 2014 16:06:53 +0700 Subject: [PATCH 64/90] Remove unused imports from BIP32key --- src/bip32.js | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/src/bip32.js b/src/bip32.js index 46f6e49..912e367 100644 --- a/src/bip32.js +++ b/src/bip32.js @@ -1,13 +1,9 @@ -var Script = require('./script'), - util = require('./util'), +var util = require('./util'), conv = require('./convert'), ECKey = require('./eckey').ECKey, ECPubKey = require('./eckey').ECPubKey, base58 = require('./base58'), - Crypto = require('./crypto-js/crypto'), - ECPointFp = require('./jsbn/ec').ECPointFp, - sec = require('./jsbn/sec'), - ecparams = sec("secp256k1"); + Crypto = require('./crypto-js/crypto'); var BIP32key = function(opts) { if (!opts) opts = {} From d39567c589ec38da92337118c0772378de56a190 Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Fri, 10 Jan 2014 16:09:59 +0700 Subject: [PATCH 65/90] Clean up formatting of BIP32key (jshint) --- src/bip32.js | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/src/bip32.js b/src/bip32.js index 912e367..4c04952 100644 --- a/src/bip32.js +++ b/src/bip32.js @@ -7,7 +7,7 @@ var util = require('./util'), var BIP32key = function(opts) { if (!opts) opts = {} - if (typeof opts == "string") { + if (typeof opts == 'string') { try { opts = BIP32key.deserialize(opts); } @@ -34,8 +34,8 @@ BIP32key.deserialize = function(str) { back = bytes.slice(bytes.length-4); var checksum = Crypto.SHA256(Crypto.SHA256(front,{asBytes: true}), {asBytes: true}) .slice(0,4); - if (""+checksum != ""+back) { - throw new Error("Checksum failed"); + if ('' + checksum != '' + back) { + throw new Error('Checksum failed'); } var type = conv.bytesToString(bytes.slice(0,4)) == PRIVDERIV ? 'priv' : 'pub'; return new BIP32key({ @@ -116,7 +116,7 @@ BIP32key.prototype.privtopub = BIP32key.prototype.getPub = function() { } BIP32key.fromMasterKey = function(seed) { - var I = Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA512,seed,"Bitcoin seed",{ asBytes: true }) + var I = Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA512,seed, 'Bitcoin seed' , { asBytes: true }) return new BIP32key({ vbytes: conv.stringToBytes(PRIVDERIV), type: 'priv', From 26ac76d42c0edc1f1350cb26beffd5528070388e Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Fri, 10 Jan 2014 16:10:39 +0700 Subject: [PATCH 66/90] Fix bad references to Bitcoin.Crypto --- src/bip32.js | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/bip32.js b/src/bip32.js index 4c04952..306550a 100644 --- a/src/bip32.js +++ b/src/bip32.js @@ -116,7 +116,7 @@ BIP32key.prototype.privtopub = BIP32key.prototype.getPub = function() { } BIP32key.fromMasterKey = function(seed) { - var I = Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA512,seed, 'Bitcoin seed' , { asBytes: true }) + var I = Crypto.HMAC(Crypto.SHA512,seed, 'Bitcoin seed' , { asBytes: true }) return new BIP32key({ vbytes: conv.stringToBytes(PRIVDERIV), type: 'priv', From 3e6796a6606b371591b56b8462650f9ba71edd6d Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Fri, 10 Jan 2014 16:16:24 +0700 Subject: [PATCH 67/90] Fix references to Bitcoin.BigInteger --- src/jsbn/ec.js | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/src/jsbn/ec.js b/src/jsbn/ec.js index 0bfc111..a7642e8 100644 --- a/src/jsbn/ec.js +++ b/src/jsbn/ec.js @@ -376,11 +376,11 @@ ECPointFp.decodeFrom = function (ecparams, enc) { var xBa = enc.slice(1), x = BigInteger.fromByteArrayUnsigned(xBa), p = ecparams.getQ(), - xCubedPlus7 = x.multiply(x).multiply(x).add(new Bitcoin.BigInteger('7')).mod(p), - pPlus1Over4 = p.add(new Bitcoin.BigInteger('1')) - .divide(new Bitcoin.BigInteger('4')), + xCubedPlus7 = x.multiply(x).multiply(x).add(new BigInteger('7')).mod(p), + pPlus1Over4 = p.add(new BigInteger('1')) + .divide(new BigInteger('4')), y = xCubedPlus7.modPow(pPlus1Over4,p); - if (y.mod(new Bitcoin.BigInteger('2')).toString() != ''+(type % 2)) { + if (y.mod(new BigInteger('2')).toString() != ''+(type % 2)) { y = p.subtract(y) } } From be7406d9a9fd523836019023e002a5ff273ed1b1 Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Fri, 10 Jan 2014 16:47:14 +0700 Subject: [PATCH 68/90] Add bitcoinAddress convenience func to BIP32key --- src/bip32.js | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/src/bip32.js b/src/bip32.js index 306550a..2bc3079 100644 --- a/src/bip32.js +++ b/src/bip32.js @@ -1,4 +1,5 @@ var util = require('./util'), + Address = require('./address'), conv = require('./convert'), ECKey = require('./eckey').ECKey, ECPubKey = require('./eckey').ECPubKey, @@ -130,4 +131,8 @@ BIP32key.fromMasterKey = function(seed) { BIP32key.prototype.getKey = function() { return this.key } +BIP32key.prototype.bitcoinAddress = function() { + return new Address(util.sha256ripe160(this.getPub().key)) +} + module.exports = BIP32key; From c3fbd63c8487a692e2e571cbfe2399f250edfe1a Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Fri, 10 Jan 2014 16:47:35 +0700 Subject: [PATCH 69/90] Fix bad Bitcoin.Crypto reference in ecdsa.js --- src/ecdsa.js | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) diff --git a/src/ecdsa.js b/src/ecdsa.js index 53770df..1c1e3b8 100644 --- a/src/ecdsa.js +++ b/src/ecdsa.js @@ -3,6 +3,7 @@ var util = require('./util'); var SecureRandom = require('./jsbn/rng'); var BigInteger = require('./jsbn/jsbn'); var conv = require('./convert') +var Crypto = require('./crypto-js/crypto.js') var ECPointFp = require('./jsbn/ec').ECPointFp; @@ -42,12 +43,12 @@ function deterministicGenerateK(hash,key) { var k = []; for (var i = 0;i < 32;i++) v.push(1); for (var i = 0;i < 32;i++) k.push(0); - k = Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v.concat([0]).concat(key).concat(hash),k,{ asBytes: true }) - v = Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v,k,{ asBytes: true }) - k = Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v.concat([1]).concat(key).concat(hash),k,{ asBytes: true }) - v = Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v,k,{ asBytes: true }) - v = Bitcoin.Crypto.HMAC(Bitcoin.Crypto.SHA256,v,k,{ asBytes: true }) - return Bitcoin.BigInteger.fromByteArrayUnsigned(v); + k = Crypto.HMAC(Crypto.SHA256,v.concat([0]).concat(key).concat(hash),k,{ asBytes: true }) + v = Crypto.HMAC(Crypto.SHA256,v,k,{ asBytes: true }) + k = Crypto.HMAC(Crypto.SHA256,v.concat([1]).concat(key).concat(hash),k,{ asBytes: true }) + v = Crypto.HMAC(Crypto.SHA256,v,k,{ asBytes: true }) + v = Crypto.HMAC(Crypto.SHA256,v,k,{ asBytes: true }) + return BigInteger.fromByteArrayUnsigned(v); } var ECDSA = { From 4ffabf05af3ab98c53293679c4ab331557a040c0 Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Fri, 10 Jan 2014 17:16:08 +0700 Subject: [PATCH 70/90] Fix bitcoinAddress to use getPub().key.export('bytes') --- src/bip32.js | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/bip32.js b/src/bip32.js index 2bc3079..fb4c80d 100644 --- a/src/bip32.js +++ b/src/bip32.js @@ -132,7 +132,7 @@ BIP32key.fromMasterKey = function(seed) { BIP32key.prototype.getKey = function() { return this.key } BIP32key.prototype.bitcoinAddress = function() { - return new Address(util.sha256ripe160(this.getPub().key)) + return new Address(util.sha256ripe160(this.getPub().key.export('bytes'))) } module.exports = BIP32key; From d6290ef5dfbac0746b502eff009962a9195aeaab Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Sat, 11 Jan 2014 13:54:23 +0700 Subject: [PATCH 71/90] Rename test files to match what they test --- test/{key.js => eckey.js} | 0 test/{integer.js => jsbn.js} | 0 test/{test.js => misc.js} | 0 3 files changed, 0 insertions(+), 0 deletions(-) rename test/{key.js => eckey.js} (100%) rename test/{integer.js => jsbn.js} (100%) rename test/{test.js => misc.js} (100%) diff --git a/test/key.js b/test/eckey.js similarity index 100% rename from test/key.js rename to test/eckey.js diff --git a/test/integer.js b/test/jsbn.js similarity index 100% rename from test/integer.js rename to test/jsbn.js diff --git a/test/test.js b/test/misc.js similarity index 100% rename from test/test.js rename to test/misc.js From bf6254d3e27618327cec3ef4470626d8bd4919fd Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Sat, 11 Jan 2014 13:55:21 +0700 Subject: [PATCH 72/90] Trailing whitespace --- src/address.js | 4 ++-- src/bip32.js | 2 +- src/crypto-js/sha512.js | 5 ++--- 3 files changed, 5 insertions(+), 6 deletions(-) diff --git a/src/address.js b/src/address.js index 9f701c8..57b6038 100644 --- a/src/address.js +++ b/src/address.js @@ -19,10 +19,10 @@ var Address = function (bytes, version) { this.version = arguments[0].version; } else if (typeof bytes === 'string') { - this.hash = + this.hash = bytes.length <= 34 ? base58.checkDecode(bytes) : bytes.length <= 40 ? conv.hexToBytes(bytes) - : util.error('Bad input'); + : util.error('Bad input'); this.version = version || this.hash.version || 0; } diff --git a/src/bip32.js b/src/bip32.js index fb4c80d..db3406f 100644 --- a/src/bip32.js +++ b/src/bip32.js @@ -117,7 +117,7 @@ BIP32key.prototype.privtopub = BIP32key.prototype.getPub = function() { } BIP32key.fromMasterKey = function(seed) { - var I = Crypto.HMAC(Crypto.SHA512,seed, 'Bitcoin seed' , { asBytes: true }) + var I = Crypto.HMAC(Crypto.SHA512,seed, 'Bitcoin seed', { asBytes: true }) return new BIP32key({ vbytes: conv.stringToBytes(PRIVDERIV), type: 'priv', diff --git a/src/crypto-js/sha512.js b/src/crypto-js/sha512.js index 42dd446..d9bc3e7 100644 --- a/src/crypto-js/sha512.js +++ b/src/crypto-js/sha512.js @@ -1,4 +1,3 @@ - var conv = require('../convert'); var util = require('../util'); @@ -44,7 +43,7 @@ var util = require('../util'); [0x4cc5d4be, 0xcb3e42b6], [0x597f299c, 0xfc657e2a], [0x5fcb6fab, 0x3ad6faec], [0x6c44198c, 0x4a475817] ]; - // Reusable objects + // Reusable objects var W = []; for (var i = 0; i < 80; i++) W.push([0,0]) @@ -97,7 +96,7 @@ var util = require('../util'); var hh = H7h; var hl = H7l; - // Rounds + // Rounds for (var i = 0; i < 80; i++) { // Shortcut var Wi = W[i]; From 20aa4a0e8af7ba69e59f27060074c5066523ef1e Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Sat, 11 Jan 2014 13:55:53 +0700 Subject: [PATCH 73/90] Fix compressed check to avoid setting it to undefined --- src/eckey.js | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/eckey.js b/src/eckey.js index d2082c2..f0f4a2d 100644 --- a/src/eckey.js +++ b/src/eckey.js @@ -36,7 +36,7 @@ ECKey.prototype.import = function (input,compressed) { : null this.compressed = - arguments.length > 1 ? compressed + compressed !== undefined ? compressed : input instanceof ECKey ? input.compressed : input instanceof BigInteger ? false : util.isArray(input) ? false From bc3136802cf0f793d292a565c3e621bba716dc03 Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Sat, 11 Jan 2014 13:56:23 +0700 Subject: [PATCH 74/90] Minor formatting --- src/eckey.js | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/src/eckey.js b/src/eckey.js index f0f4a2d..4a8a390 100644 --- a/src/eckey.js +++ b/src/eckey.js @@ -56,12 +56,12 @@ ECKey.prototype.export = function (format) { var bytes = this.priv.toByteArrayUnsigned(); if (this.compressed) bytes.push(1) - return format === "base58" ? base58.checkEncode(bytes,128) - : format === "wif" ? base58.checkEncode(bytes,128) + return format === "base58" ? base58.checkEncode(bytes,128) + : format === "wif" ? base58.checkEncode(bytes,128) : format === "bin" ? conv.bytesToString(bytes) : format === "bytes" ? bytes : format === "hex" ? conv.bytesToHex(bytes) - : bytes + : bytes }; ECKey.prototype.toString = function (format) { @@ -69,7 +69,7 @@ ECKey.prototype.toString = function (format) { } ECKey.prototype.getBitcoinAddress = function(v) { - return this.getPub().getBitcoinAddress(v) + return this.getPub().getBitcoinAddress(v) } ECKey.prototype.add = function(key) { @@ -93,7 +93,7 @@ var ECPubKey = function(input,compressed) { ECPubKey.prototype.import = function(input,compressed) { var decode = function(x) { return ECPointFp.decodeFrom(ecparams.getCurve(), x) } - this.pub = + this.pub = input instanceof ECPointFp ? input : input instanceof ECKey ? ecparams.getG().multiply(input.priv) : input instanceof ECPubKey ? input.pub @@ -103,7 +103,7 @@ ECPubKey.prototype.import = function(input,compressed) { this.compressed = arguments.length > 1 ? compressed - : input instanceof ECPointFp ? input.compressed + : input instanceof ECPointFp ? input.compressed : input instanceof ECPubKey ? input.compressed : (this.pub[0] < 4) } @@ -115,10 +115,10 @@ ECPubKey.prototype.add = function(key) { ECPubKey.prototype.multiply = function(key) { return ECPubKey(this.pub.multiply(ECKey(key).priv),this.compressed) } - + ECPubKey.prototype.export = function(formt) { - var o = this.pub.getEncoded(this.compressed) - return formt == 'hex' ? conv.bytesToHex(o) + var o = this.pub.getEncoded(this.compressed) + return formt == 'hex' ? conv.bytesToHex(o) : formt == 'bin' ? conv.bytesToString(o) : o; } From 3ef468ec8b9b0ea721db6f5f8a873e082170d05f Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Sat, 11 Jan 2014 13:56:48 +0700 Subject: [PATCH 75/90] Remove call to non-existant method ECPubKey.setCompressed --- src/message.js | 2 -- 1 file changed, 2 deletions(-) diff --git a/src/message.js b/src/message.js index ef29117..b370f92 100644 --- a/src/message.js +++ b/src/message.js @@ -60,8 +60,6 @@ Message.verifyMessage = function (address, sig, message) { var isCompressed = !!(sig.i & 4); var pubKey = ecdsa.recoverPubKey(sig.r, sig.s, hash, sig.i); - pubKey.setCompressed(isCompressed); - var expectedAddress = pubKey.getBitcoinAddress().toString(); return (address === expectedAddress); From 61992462e3b8fa3b487f741be69dcb5cc8ef6493 Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Sat, 11 Jan 2014 13:57:05 +0700 Subject: [PATCH 76/90] Rewrite util.js for readability --- src/util.js | 119 +++++++++++++++++++++++++--------------------------- 1 file changed, 58 insertions(+), 61 deletions(-) diff --git a/src/util.js b/src/util.js index 1c84adb..93cf123 100644 --- a/src/util.js +++ b/src/util.js @@ -1,72 +1,69 @@ -var BigInteger = require('./jsbn/jsbn'); var Crypto = require('./crypto-js/crypto'); -module.exports = { - /** - * Cross-browser compatibility version of Array.isArray. - */ - isArray: Array.isArray || function(o) - { +/** + * Cross-browser compatibility version of Array.isArray. + */ +exports.isArray = Array.isArray || function(o) { return Object.prototype.toString.call(o) === '[object Array]'; - }, +} - /** - * Create a byte array representing a number with the given length - */ - numToBytes: function(num,bytes) { +/** + * Create a byte array representing a number with the given length + */ +exports.numToBytes = function(num, bytes) { if (bytes === undefined) bytes = 8; - if (bytes == 0) return []; - else return [num % 256].concat(module.exports.numToBytes(Math.floor(num / 256),bytes-1)); - }, + if (bytes === 0) return []; + return [num % 256].concat(module.exports.numToBytes(Math.floor(num / 256), bytes - 1)); +} - /** - * Convert a byte array to the number that it represents - */ - bytesToNum: function(bytes) { - if (bytes.length == 0) return 0; - else return bytes[0] + 256 * module.exports.bytesToNum(bytes.slice(1)); - }, - /** - * Turn an integer into a "var_int". - * - * "var_int" is a variable length integer used by Bitcoin's binary format. - * - * Returns a byte array. - */ - numToVarInt: function(num) { - var m = module.exports; +/** + * Convert a byte array to the number that it represents + */ +exports.bytesToNum = function(bytes) { + if (bytes.length === 0) return 0; + return bytes[0] + 256 * module.exports.bytesToNum(bytes.slice(1)); +} + +/** + * Turn an integer into a "var_int". + * + * "var_int" is a variable length integer used by Bitcoin's binary format. + * + * Returns a byte array. + */ +exports.numToVarInt = function(num) { if (num < 253) return [num]; - else if (num < 65536) return [253].concat(m.numToBytes(num,2)); - else if (num < 4294967296) return [254].concat(m.numToBytes(num,4)); - else return [253].concat(m.numToBytes(num,8)); - }, + if (num < 65536) return [253].concat(exports.numToBytes(num, 2)); + if (num < 4294967296) return [254].concat(exports.numToBytes(num, 4)); + return [253].concat(exports.numToBytes(num, 8)); +} + +exports.bytesToWords = function (bytes) { + var words = []; + for (var i = 0, b = 0; i < bytes.length; i++, b += 8) { + words[b >>> 5] |= bytes[i] << (24 - b % 32); + } + return words; +} - bytesToWords: function (bytes) { - var words = []; - for (var i = 0, b = 0; i < bytes.length; i++, b += 8) { - words[b >>> 5] |= bytes[i] << (24 - b % 32); - } - return words; - }, - - wordsToBytes: function (words) { - var bytes = []; - for (var b = 0; b < words.length * 32; b += 8) { - bytes.push((words[b >>> 5] >>> (24 - b % 32)) & 0xFF); - } - return bytes; - }, +exports.wordsToBytes = function (words) { + var bytes = []; + for (var b = 0; b < words.length * 32; b += 8) { + bytes.push((words[b >>> 5] >>> (24 - b % 32)) & 0xFF); + } + return bytes; +}, - /** - * Calculate RIPEMD160(SHA256(data)). - * - * Takes an arbitrary byte array as inputs and returns the hash as a byte - * array. - */ - sha256ripe160: function (data) { +/** + * Calculate RIPEMD160(SHA256(data)). + * + * Takes an arbitrary byte array as inputs and returns the hash as a byte + * array. + */ +exports.sha256ripe160 = function (data) { return Crypto.RIPEMD160(Crypto.SHA256(data, {asBytes: true}), {asBytes: true}); - }, - error: function(msg) { +} + +exports.error = function(msg) { throw new Error(msg); - } -}; +} From f591cc0111dd87b6da1bc7f18e3bbd13689f68bf Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Sat, 11 Jan 2014 13:57:43 +0700 Subject: [PATCH 77/90] Reformat all tests for more modern mocha syntax (describe, it) --- test/address.js | 96 ++++++++++++++++++---------------- test/base58.js | 27 ++++++---- test/bip32.js | 134 ++++++++++++++++++++++++------------------------ test/convert.js | 42 ++++++++------- test/ec.js | 25 +++++---- test/eckey.js | 76 +++++++++++++++------------ test/jsbn.js | 46 +++++++++-------- test/message.js | 46 +++++++++-------- test/misc.js | 94 ++++++++++++++++----------------- 9 files changed, 314 insertions(+), 272 deletions(-) diff --git a/test/address.js b/test/address.js index 1fc1662..2a9fb2c 100644 --- a/test/address.js +++ b/test/address.js @@ -1,46 +1,52 @@ +/* global describe, it */ var assert = require('assert'); -var Address = require('..').Address; - -test('string', function() { - var addr = '18fN1QTGWmHWCA9r2dyDH6FbMEyc7XHmQQ'; - assert.equal((new Address(addr)).toString(), addr); -}); - -test('valid', function() { - function validate(addr, type) { - assert.ok(Address.validate(addr, type)); - }; - - validate('1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa'); - validate('1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa', 'prod'); - validate('mzBc4XEFSdzCDcTxAgf6EZXgsZWpztRhef'); - validate('mzBc4XEFSdzCDcTxAgf6EZXgsZWpztRhef', 'testnet'); - - validate('12KYrjTdVGjFMtaxERSk3gphreJ5US8aUP'); - validate('12QeMLzSrB8XH8FvEzPMVoRxVAzTr5XM2y'); - validate('1oNLrsHnBcR6dpaBpwz3LSwutbUNkNSjs'); - validate('1SQHtwR5oJRKLfiWQ2APsAd9miUc4k2ez'); - validate('116CGDLddrZhMrTwhCVJXtXQpxygTT1kHd'); - - // p2sh addresses - validate('3NJZLcZEEYBpxYEUGewU4knsQRn1WM5Fkt'); - validate('3NJZLcZEEYBpxYEUGewU4knsQRn1WM5Fkt', 'prod'); - validate('2MxKEf2su6FGAUfCEAHreGFQvEYrfYNHvL7'); - validate('2MxKEf2su6FGAUfCEAHreGFQvEYrfYNHvL7', 'testnet'); -}); - - -test('invalid', function() { - function invalid(addr, type) { - assert.ok(!Address.validate(addr, type)); - }; - - invalid(''); - invalid('mzBc4XEFSdzCDcTxAgf6EZXgsZWpztRhe'); - invalid('1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa', 'testnet'); - invalid('mzBc4XEFSdzCDcTxAgf6EZXgsZWpztRhef', 'prod'); - - // invalid base58 string - invalid('%%@'); -}); - +var Address = require('../src/address.js'); + +describe('Address', function() { + describe('toString', function() { + it('defaults to base58', function() { + var addr = '18fN1QTGWmHWCA9r2dyDH6FbMEyc7XHmQQ'; + assert.equal((new Address(addr)).toString(), addr); + }) + }) + + describe('validate', function() { + it('validates known good addresses', function() { + function validate(addr) { + assert.ok(Address.validate(addr)); + } + + validate('1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa'); + // validate('1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa', 'prod'); + validate('mzBc4XEFSdzCDcTxAgf6EZXgsZWpztRhef'); + // validate('mzBc4XEFSdzCDcTxAgf6EZXgsZWpztRhef', 'testnet'); + + validate('12KYrjTdVGjFMtaxERSk3gphreJ5US8aUP'); + validate('12QeMLzSrB8XH8FvEzPMVoRxVAzTr5XM2y'); + validate('1oNLrsHnBcR6dpaBpwz3LSwutbUNkNSjs'); + validate('1SQHtwR5oJRKLfiWQ2APsAd9miUc4k2ez'); + validate('116CGDLddrZhMrTwhCVJXtXQpxygTT1kHd'); + + // p2sh addresses + validate('3NJZLcZEEYBpxYEUGewU4knsQRn1WM5Fkt'); + // validate('3NJZLcZEEYBpxYEUGewU4knsQRn1WM5Fkt', 'prod'); + validate('2MxKEf2su6FGAUfCEAHreGFQvEYrfYNHvL7'); + // validate('2MxKEf2su6FGAUfCEAHreGFQvEYrfYNHvL7', 'testnet'); + }) + + it('does not validate illegal examples', function() { + function invalid(addr) { + assert.ok(!Address.validate(addr)); + } + + invalid(''); + invalid('mzBc4XEFSdzCDcTxAgf6EZXgsZWpztRhe'); + + // invalid('1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa', 'testnet'); + // invalid('mzBc4XEFSdzCDcTxAgf6EZXgsZWpztRhef', 'prod'); + + // invalid base58 string + invalid('%%@'); + }) + }) +}) diff --git a/test/base58.js b/test/base58.js index b7a0cef..4743450 100644 --- a/test/base58.js +++ b/test/base58.js @@ -1,15 +1,22 @@ +/* global describe, it */ var assert = require('assert'); var base58 = require('../').base58; var conv = require('../').convert; -test('decode base58', function() { - var enc = '5HueCGU8rMjxEXxiPuD5BDku4MkFqeZyd4dZ1jvhTVqvbTLvyTJ'; - var hex = '800c28fca386c7a227600b2fe50b7cae11ec86d3bf1fbe471be89827e19d72aa1d507a5b8d'; - assert.deepEqual(base58.decode(enc), conv.hexToBytes(hex)); -}); +describe('base58', function() { + describe('decode', function() { + it('validates known examples', function() { + var enc = '5HueCGU8rMjxEXxiPuD5BDku4MkFqeZyd4dZ1jvhTVqvbTLvyTJ'; + var hex = '800c28fca386c7a227600b2fe50b7cae11ec86d3bf1fbe471be89827e19d72aa1d507a5b8d'; + assert.deepEqual(base58.decode(enc), conv.hexToBytes(hex)); + }) + }) -test('encode base58', function() { - var enc = '5HueCGU8rMjxEXxiPuD5BDku4MkFqeZyd4dZ1jvhTVqvbTLvyTJ'; - var hex = '800c28fca386c7a227600b2fe50b7cae11ec86d3bf1fbe471be89827e19d72aa1d507a5b8d'; - assert.equal(base58.encode(conv.hexToBytes(hex)), enc); -}); + describe('encode', function() { + it('handles known examples', function() { + var enc = '5HueCGU8rMjxEXxiPuD5BDku4MkFqeZyd4dZ1jvhTVqvbTLvyTJ'; + var hex = '800c28fca386c7a227600b2fe50b7cae11ec86d3bf1fbe471be89827e19d72aa1d507a5b8d'; + assert.equal(base58.encode(conv.hexToBytes(hex)), enc); + }) + }) +}) diff --git a/test/bip32.js b/test/bip32.js index 2ccee37..8dad59d 100644 --- a/test/bip32.js +++ b/test/bip32.js @@ -1,98 +1,100 @@ -// Tests from https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki#Test_Vectors - +/* global describe, it */ var assert = require('assert'); -var BIP32key = require('..').BIP32key; - -var hexToBytes = require('../').convert.hexToBytes; -var bytesToString = require('../').convert.bytesToString; +var BIP32key = require('../src/bip32.js'); +var convert = require('../src/convert.js') +var hexToBytes = convert.hexToBytes; +var bytesToString = convert.bytesToString; var BIP32_PRIME = 0x80000000; function checkKey(key, extPriv, extPub) { - assert.equal(key.serialize(), extPriv); - assert.equal(key.getPub().serialize(), extPub); + assert.equal(key.serialize(), extPriv); + assert.equal(key.getPub().serialize(), extPub); } -test("BIP32 Test vector 1", function () { - var seed_str = '000102030405060708090a0b0c0d0e0f'; - var seed = bytesToString(hexToBytes(seed_str)); - - var key = new BIP32key(seed); +describe('BIP32key', function() { + describe('BIP-0032 Test Vectors', function() { + // Extracted from https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki#Test_Vectors + it('handles vector 1', function() { + var seed_str = '000102030405060708090a0b0c0d0e0f'; + var seed = bytesToString(hexToBytes(seed_str)); - checkKey(key, - "xprv9s21ZrQH143K3QTDL4LXw2F7HEK3wJUD2nW2nRk4stbPy6cq3jPPqjiChkVvvNKmPGJxWUtg6LnF5kejMRNNU3TGtRBeJgk33yuGBxrMPHi", - "xpub661MyMwAqRbcFtXgS5sYJABqqG9YLmC4Q1Rdap9gSE8NqtwybGhePY2gZ29ESFjqJoCu1Rupje8YtGqsefD265TMg7usUDFdp6W1EGMcet8"); + var key = new BIP32key(seed); - var branch = key.ckd(0+BIP32_PRIME); + checkKey(key, + 'xprv9s21ZrQH143K3QTDL4LXw2F7HEK3wJUD2nW2nRk4stbPy6cq3jPPqjiChkVvvNKmPGJxWUtg6LnF5kejMRNNU3TGtRBeJgk33yuGBxrMPHi', + 'xpub661MyMwAqRbcFtXgS5sYJABqqG9YLmC4Q1Rdap9gSE8NqtwybGhePY2gZ29ESFjqJoCu1Rupje8YtGqsefD265TMg7usUDFdp6W1EGMcet8'); - checkKey(branch, - "xprv9uHRZZhk6KAJC1avXpDAp4MDc3sQKNxDiPvvkX8Br5ngLNv1TxvUxt4cV1rGL5hj6KCesnDYUhd7oWgT11eZG7XnxHrnYeSvkzY7d2bhkJ7", - "xpub68Gmy5EdvgibQVfPdqkBBCHxA5htiqg55crXYuXoQRKfDBFA1WEjWgP6LHhwBZeNK1VTsfTFUHCdrfp1bgwQ9xv5ski8PX9rL2dZXvgGDnw"); + var branch = key.ckd(0 + BIP32_PRIME); - var branch2 = branch.ckd(1); + checkKey(branch, + 'xprv9uHRZZhk6KAJC1avXpDAp4MDc3sQKNxDiPvvkX8Br5ngLNv1TxvUxt4cV1rGL5hj6KCesnDYUhd7oWgT11eZG7XnxHrnYeSvkzY7d2bhkJ7', + 'xpub68Gmy5EdvgibQVfPdqkBBCHxA5htiqg55crXYuXoQRKfDBFA1WEjWgP6LHhwBZeNK1VTsfTFUHCdrfp1bgwQ9xv5ski8PX9rL2dZXvgGDnw'); - checkKey(branch2, - "xprv9wTYmMFdV23N2TdNG573QoEsfRrWKQgWeibmLntzniatZvR9BmLnvSxqu53Kw1UmYPxLgboyZQaXwTCg8MSY3H2EU4pWcQDnRnrVA1xe8fs", - "xpub6ASuArnXKPbfEwhqN6e3mwBcDTgzisQN1wXN9BJcM47sSikHjJf3UFHKkNAWbWMiGj7Wf5uMash7SyYq527Hqck2AxYysAA7xmALppuCkwQ"); + var branch2 = branch.ckd(1); - var branch3 = branch2.ckd(2+BIP32_PRIME); + checkKey(branch2, + 'xprv9wTYmMFdV23N2TdNG573QoEsfRrWKQgWeibmLntzniatZvR9BmLnvSxqu53Kw1UmYPxLgboyZQaXwTCg8MSY3H2EU4pWcQDnRnrVA1xe8fs', + 'xpub6ASuArnXKPbfEwhqN6e3mwBcDTgzisQN1wXN9BJcM47sSikHjJf3UFHKkNAWbWMiGj7Wf5uMash7SyYq527Hqck2AxYysAA7xmALppuCkwQ'); - checkKey(branch3, - "xprv9z4pot5VBttmtdRTWfWQmoH1taj2axGVzFqSb8C9xaxKymcFzXBDptWmT7FwuEzG3ryjH4ktypQSAewRiNMjANTtpgP4mLTj34bhnZX7UiM", - "xpub6D4BDPcP2GT577Vvch3R8wDkScZWzQzMMUm3PWbmWvVJrZwQY4VUNgqFJPMM3No2dFDFGTsxxpG5uJh7n7epu4trkrX7x7DogT5Uv6fcLW5"); + var branch3 = branch2.ckd(2 + BIP32_PRIME); - var branch4 = branch3.ckd(2); + checkKey(branch3, + 'xprv9z4pot5VBttmtdRTWfWQmoH1taj2axGVzFqSb8C9xaxKymcFzXBDptWmT7FwuEzG3ryjH4ktypQSAewRiNMjANTtpgP4mLTj34bhnZX7UiM', + 'xpub6D4BDPcP2GT577Vvch3R8wDkScZWzQzMMUm3PWbmWvVJrZwQY4VUNgqFJPMM3No2dFDFGTsxxpG5uJh7n7epu4trkrX7x7DogT5Uv6fcLW5'); - checkKey(branch4, - "xprvA2JDeKCSNNZky6uBCviVfJSKyQ1mDYahRjijr5idH2WwLsEd4Hsb2Tyh8RfQMuPh7f7RtyzTtdrbdqqsunu5Mm3wDvUAKRHSC34sJ7in334", - "xpub6FHa3pjLCk84BayeJxFW2SP4XRrFd1JYnxeLeU8EqN3vDfZmbqBqaGJAyiLjTAwm6ZLRQUMv1ZACTj37sR62cfN7fe5JnJ7dh8zL4fiyLHV"); + var branch4 = branch3.ckd(2); - var branch5 = branch4.ckd(1000000000); + checkKey(branch4, + 'xprvA2JDeKCSNNZky6uBCviVfJSKyQ1mDYahRjijr5idH2WwLsEd4Hsb2Tyh8RfQMuPh7f7RtyzTtdrbdqqsunu5Mm3wDvUAKRHSC34sJ7in334', + 'xpub6FHa3pjLCk84BayeJxFW2SP4XRrFd1JYnxeLeU8EqN3vDfZmbqBqaGJAyiLjTAwm6ZLRQUMv1ZACTj37sR62cfN7fe5JnJ7dh8zL4fiyLHV'); - checkKey(branch5, - "xprvA41z7zogVVwxVSgdKUHDy1SKmdb533PjDz7J6N6mV6uS3ze1ai8FHa8kmHScGpWmj4WggLyQjgPie1rFSruoUihUZREPSL39UNdE3BBDu76", - "xpub6H1LXWLaKsWFhvm6RVpEL9P4KfRZSW7abD2ttkWP3SSQvnyA8FSVqNTEcYFgJS2UaFcxupHiYkro49S8yGasTvXEYBVPamhGW6cFJodrTHy"); + var branch5 = branch4.ckd(1000000000); -}); + checkKey(branch5, + 'xprvA41z7zogVVwxVSgdKUHDy1SKmdb533PjDz7J6N6mV6uS3ze1ai8FHa8kmHScGpWmj4WggLyQjgPie1rFSruoUihUZREPSL39UNdE3BBDu76', + 'xpub6H1LXWLaKsWFhvm6RVpEL9P4KfRZSW7abD2ttkWP3SSQvnyA8FSVqNTEcYFgJS2UaFcxupHiYkro49S8yGasTvXEYBVPamhGW6cFJodrTHy'); + }) -test("BIP32 Test vector 2", function () { - var seed_str = 'fffcf9f6f3f0edeae7e4e1dedbd8d5d2cfccc9c6c3c0bdbab7b4b1aeaba8a5a29f9c999693908d8a8784817e7b7875726f6c696663605d5a5754514e4b484542'; - var seed = bytesToString(hexToBytes(seed_str)); + it('handles vector 2', function() { + var seed_str = 'fffcf9f6f3f0edeae7e4e1dedbd8d5d2cfccc9c6c3c0bdbab7b4b1aeaba8a5a29f9c999693908d8a8784817e7b7875726f6c696663605d5a5754514e4b484542'; + var seed = bytesToString(hexToBytes(seed_str)); - var key = new BIP32key(seed); + var key = new BIP32key(seed); - checkKey(key, - "xprv9s21ZrQH143K31xYSDQpPDxsXRTUcvj2iNHm5NUtrGiGG5e2DtALGdso3pGz6ssrdK4PFmM8NSpSBHNqPqm55Qn3LqFtT2emdEXVYsCzC2U", - "xpub661MyMwAqRbcFW31YEwpkMuc5THy2PSt5bDMsktWQcFF8syAmRUapSCGu8ED9W6oDMSgv6Zz8idoc4a6mr8BDzTJY47LJhkJ8UB7WEGuduB"); + checkKey(key, + 'xprv9s21ZrQH143K31xYSDQpPDxsXRTUcvj2iNHm5NUtrGiGG5e2DtALGdso3pGz6ssrdK4PFmM8NSpSBHNqPqm55Qn3LqFtT2emdEXVYsCzC2U', + 'xpub661MyMwAqRbcFW31YEwpkMuc5THy2PSt5bDMsktWQcFF8syAmRUapSCGu8ED9W6oDMSgv6Zz8idoc4a6mr8BDzTJY47LJhkJ8UB7WEGuduB'); - var branch = key.ckd(0); + var branch = key.ckd(0); - checkKey(branch, - "xprv9vHkqa6EV4sPZHYqZznhT2NPtPCjKuDKGY38FBWLvgaDx45zo9WQRUT3dKYnjwih2yJD9mkrocEZXo1ex8G81dwSM1fwqWpWkeS3v86pgKt", - "xpub69H7F5d8KSRgmmdJg2KhpAK8SR3DjMwAdkxj3ZuxV27CprR9LgpeyGmXUbC6wb7ERfvrnKZjXoUmmDznezpbZb7ap6r1D3tgFxHmwMkQTPH"); + checkKey(branch, + 'xprv9vHkqa6EV4sPZHYqZznhT2NPtPCjKuDKGY38FBWLvgaDx45zo9WQRUT3dKYnjwih2yJD9mkrocEZXo1ex8G81dwSM1fwqWpWkeS3v86pgKt', + 'xpub69H7F5d8KSRgmmdJg2KhpAK8SR3DjMwAdkxj3ZuxV27CprR9LgpeyGmXUbC6wb7ERfvrnKZjXoUmmDznezpbZb7ap6r1D3tgFxHmwMkQTPH'); - var branch2 = branch.ckd(2147483647+BIP32_PRIME); + var branch2 = branch.ckd(2147483647 + BIP32_PRIME); - checkKey(branch2, - "xprv9wSp6B7kry3Vj9m1zSnLvN3xH8RdsPP1Mh7fAaR7aRLcQMKTR2vidYEeEg2mUCTAwCd6vnxVrcjfy2kRgVsFawNzmjuHc2YmYRmagcEPdU9", - "xpub6ASAVgeehLbnwdqV6UKMHVzgqAG8Gr6riv3Fxxpj8ksbH9ebxaEyBLZ85ySDhKiLDBrQSARLq1uNRts8RuJiHjaDMBU4Zn9h8LZNnBC5y4a"); + checkKey(branch2, + 'xprv9wSp6B7kry3Vj9m1zSnLvN3xH8RdsPP1Mh7fAaR7aRLcQMKTR2vidYEeEg2mUCTAwCd6vnxVrcjfy2kRgVsFawNzmjuHc2YmYRmagcEPdU9', + 'xpub6ASAVgeehLbnwdqV6UKMHVzgqAG8Gr6riv3Fxxpj8ksbH9ebxaEyBLZ85ySDhKiLDBrQSARLq1uNRts8RuJiHjaDMBU4Zn9h8LZNnBC5y4a'); - var branch3 = branch2.ckd(1); + var branch3 = branch2.ckd(1); - checkKey(branch3, - "xprv9zFnWC6h2cLgpmSA46vutJzBcfJ8yaJGg8cX1e5StJh45BBciYTRXSd25UEPVuesF9yog62tGAQtHjXajPPdbRCHuWS6T8XA2ECKADdw4Ef", - "xpub6DF8uhdarytz3FWdA8TvFSvvAh8dP3283MY7p2V4SeE2wyWmG5mg5EwVvmdMVCQcoNJxGoWaU9DCWh89LojfZ537wTfunKau47EL2dhHKon"); - + checkKey(branch3, + 'xprv9zFnWC6h2cLgpmSA46vutJzBcfJ8yaJGg8cX1e5StJh45BBciYTRXSd25UEPVuesF9yog62tGAQtHjXajPPdbRCHuWS6T8XA2ECKADdw4Ef', + 'xpub6DF8uhdarytz3FWdA8TvFSvvAh8dP3283MY7p2V4SeE2wyWmG5mg5EwVvmdMVCQcoNJxGoWaU9DCWh89LojfZ537wTfunKau47EL2dhHKon'); - var branch4 = branch3.ckd(2147483646+BIP32_PRIME); + var branch4 = branch3.ckd(2147483646 + BIP32_PRIME); - checkKey(branch4, - "xprvA1RpRA33e1JQ7ifknakTFpgNXPmW2YvmhqLQYMmrj4xJXXWYpDPS3xz7iAxn8L39njGVyuoseXzU6rcxFLJ8HFsTjSyQbLYnMpCqE2VbFWc", - "xpub6ERApfZwUNrhLCkDtcHTcxd75RbzS1ed54G1LkBUHQVHQKqhMkhgbmJbZRkrgZw4koxb5JaHWkY4ALHY2grBGRjaDMzQLcgJvLJuZZvRcEL"); + checkKey(branch4, + 'xprvA1RpRA33e1JQ7ifknakTFpgNXPmW2YvmhqLQYMmrj4xJXXWYpDPS3xz7iAxn8L39njGVyuoseXzU6rcxFLJ8HFsTjSyQbLYnMpCqE2VbFWc', + 'xpub6ERApfZwUNrhLCkDtcHTcxd75RbzS1ed54G1LkBUHQVHQKqhMkhgbmJbZRkrgZw4koxb5JaHWkY4ALHY2grBGRjaDMzQLcgJvLJuZZvRcEL'); - var branch5 = branch4.ckd(2); + var branch5 = branch4.ckd(2); - checkKey(branch5, - "xprvA2nrNbFZABcdryreWet9Ea4LvTJcGsqrMzxHx98MMrotbir7yrKCEXw7nadnHM8Dq38EGfSh6dqA9QWTyefMLEcBYJUuekgW4BYPJcr9E7j", - "xpub6FnCn6nSzZAw5Tw7cgR9bi15UV96gLZhjDstkXXxvCLsUXBGXPdSnLFbdpq8p9HmGsApME5hQTZ3emM2rnY5agb9rXpVGyy3bdW6EEgAtqt"); -}); + checkKey(branch5, + 'xprvA2nrNbFZABcdryreWet9Ea4LvTJcGsqrMzxHx98MMrotbir7yrKCEXw7nadnHM8Dq38EGfSh6dqA9QWTyefMLEcBYJUuekgW4BYPJcr9E7j', + 'xpub6FnCn6nSzZAw5Tw7cgR9bi15UV96gLZhjDstkXXxvCLsUXBGXPdSnLFbdpq8p9HmGsApME5hQTZ3emM2rnY5agb9rXpVGyy3bdW6EEgAtqt'); + }) + }) +}) diff --git a/test/convert.js b/test/convert.js index aa7eafe..643cde8 100644 --- a/test/convert.js +++ b/test/convert.js @@ -1,24 +1,28 @@ +/* global describe, it */ var assert = require('assert'); -var conv = require('../').convert; +var convert = require('../src/convert.js'); -var bytesToHex = conv.bytesToHex; -var hexToBytes = conv.hexToBytes; +describe('convert', function() { + describe('bytesToHex', function() { + it('handles example 1', function() { + assert.equal(convert.bytesToHex([0, 1, 2, 255]), '000102ff'); + }) + }) -test('bytesToHex', function() { - assert.equal(bytesToHex([0, 1, 2, 255]), '000102ff'); -}); + describe('hexToBytes', function() { + it('handles example 1', function() { + assert.deepEqual(convert.hexToBytes('000102ff'), [0, 1, 2, 255]); + }) + }) -test('hexToBytes', function() { - assert.deepEqual(hexToBytes('000102ff'), [0, 1, 2, 255]); -}); + it('converts from bytes to hex and back', function() { + var bytes = []; + for (var i=0 ; i<256 ; ++i) { + bytes.push(i); + } -test('bytesToHex - hexToBytes', function() { - var bytes = []; - for (var i=0 ; i<256 ; ++i) { - bytes.push(i); - } - - var hex = bytesToHex(bytes); - assert.equal(hex.length, 512); - assert.deepEqual(hexToBytes(hex), bytes); -}); + var hex = convert.bytesToHex(bytes); + assert.equal(hex.length, 512); + assert.deepEqual(convert.hexToBytes(hex), bytes); + }) +}) diff --git a/test/ec.js b/test/ec.js index 6ae6e74..bc4b979 100644 --- a/test/ec.js +++ b/test/ec.js @@ -1,20 +1,23 @@ +/* global describe, it */ var assert = require('assert'); var sec = require('../src/jsbn/sec'); var ecdsa = require('../').ecdsa; var ecparams = sec('secp256k1'); -test("Point multiplication", function () { - var G = ecparams.getG(); - var n = ecparams.getN(); +describe('ecdsa', function() { + it('handles point ultiplication', function() { + var G = ecparams.getG(); + var n = ecparams.getN(); - assert.ok(G.multiply(n).isInfinity(), "Gn is infinite"); + assert.ok(G.multiply(n).isInfinity(), "Gn is infinite"); - var k = ecdsa.getBigRandom(n); - var P = G.multiply(k); - assert.ok(!P.isInfinity(), "kG is not infinite"); - assert.ok(P.isOnCurve(), "kG on curve"); - assert.ok(P.multiply(n).isInfinity(), "kGn is infinite"); + var k = ecdsa.getBigRandom(n); + var P = G.multiply(k); + assert.ok(!P.isInfinity(), "kG is not infinite"); + assert.ok(P.isOnCurve(), "kG on curve"); + assert.ok(P.multiply(n).isInfinity(), "kGn is infinite"); - assert.ok(P.validate(), "kG validates as a public key"); -}); + assert.ok(P.validate(), "kG validates as a public key"); + }) +}) diff --git a/test/eckey.js b/test/eckey.js index acca4d7..6c53999 100644 --- a/test/eckey.js +++ b/test/eckey.js @@ -1,35 +1,43 @@ +/* global describe, it */ var assert = require('assert'); -var Key = require('../').Key; -var bytesToHex = require('../').convert.bytesToHex; -var hexToBytes = require('../').convert.hexToBytes; -var base58 = require('../').base58; - -// get public key from private key -test('from private base58', function() { - - var priv = '18e14a7b6a307f426a94f8114701e7c8e774e7f9a47e2c2035db29a206321725'; - var pub = '0450863ad64a87ae8a2fe83c1af1a8403cb53f53e486d8511dad8a04887e5b23522cd470243453a299fa9e77237716103abc11a1df38855ed6f2ee187e9c582ba6'; - var key = Key(hexToBytes(priv)); - - assert.equal(bytesToHex(key.getPub()), pub); - assert.equal(key.compressed, false); - - var priv = '5HwoXVkHoRM8sL2KmNRS217n1g8mPPBomrY7yehCuXC1115WWsh'; - var pub = '044f355bdcb7cc0af728ef3cceb9615d90684bb5b2ca5f859ab0f0b704075871aa385b6b1b8ead809ca67454d9683fcf2ba03456d6fe2c4abe2b07f0fbdbb2f1c1'; - var addr = '1MsHWS1BnwMc3tLE8G35UXsS58fKipzB7a'; - var key = Key(priv); - - assert.equal(key.compressed, false); - assert.equal(bytesToHex(key.getPub()), pub); - assert.equal(key.getBitcoinAddress().toString(), addr); - - var priv = 'KwntMbt59tTsj8xqpqYqRRWufyjGunvhSyeMo3NTYpFYzZbXJ5Hp'; - var pub = '034f355bdcb7cc0af728ef3cceb9615d90684bb5b2ca5f859ab0f0b704075871aa' - var addr = '1Q1pE5vPGEEMqRcVRMbtBK842Y6Pzo6nK9'; - var key = Key(priv); - - assert.equal(key.compressed, true); - assert.equal(bytesToHex(key.getPub()), pub); - assert.equal(key.getBitcoinAddress().toString(), addr); -}); - +var ECKey = require('../src/eckey.js').ECKey; +var convert = require('../src/convert.js'); +var bytesToHex = convert.bytesToHex; +var hexToBytes = convert.hexToBytes; + +describe('ECKey', function() { + describe('constructor (base58 private)', function() { + it('parses case 1', function() { + var priv = '18e14a7b6a307f426a94f8114701e7c8e774e7f9a47e2c2035db29a206321725'; + var pub = '0450863ad64a87ae8a2fe83c1af1a8403cb53f53e486d8511dad8a04887e5b235' + + '22cd470243453a299fa9e77237716103abc11a1df38855ed6f2ee187e9c582ba6'; + var key = new ECKey(hexToBytes(priv)); + + assert.equal(bytesToHex(key.getPub()['export']('bytes')), pub); + assert.equal(key.compressed, false); + }) + + it('parses case 2', function() { + var priv = '5HwoXVkHoRM8sL2KmNRS217n1g8mPPBomrY7yehCuXC1115WWsh'; + var pub = '044f355bdcb7cc0af728ef3cceb9615d90684bb5b2ca5f859ab0' + + 'f0b704075871aa385b6b1b8ead809ca67454d9683fcf2ba03456d6fe2c4abe2b07f0fbdbb2f1c1'; + var addr = '1MsHWS1BnwMc3tLE8G35UXsS58fKipzB7a'; + var key = new ECKey(priv); + + assert.equal(key.compressed, false); + assert.equal(bytesToHex(key.getPub()['export']('bytes')), pub); + assert.equal(key.getBitcoinAddress().toString(), addr); + }) + + it('parses case 3', function() { + var priv = 'KwntMbt59tTsj8xqpqYqRRWufyjGunvhSyeMo3NTYpFYzZbXJ5Hp'; + var pub = '034f355bdcb7cc0af728ef3cceb9615d90684bb5b2ca5f859ab0f0b704075871aa' + var addr = '1Q1pE5vPGEEMqRcVRMbtBK842Y6Pzo6nK9'; + var key = new ECKey(priv); + + assert.equal(key.compressed, true); + assert.equal(bytesToHex(key.getPub()['export']('bytes')), pub); + assert.equal(key.getBitcoinAddress().toString(), addr); + }) + }) +}) diff --git a/test/jsbn.js b/test/jsbn.js index 7b1746f..c2320b3 100644 --- a/test/jsbn.js +++ b/test/jsbn.js @@ -1,24 +1,28 @@ +/* global describe, it */ var assert = require('assert'); -var BigInteger = require('../').BigInteger; -var bytesToHex = require('../').convert.bytesToHex; +var BigInteger = require('../src/jsbn/jsbn.js') +var bytesToHex = require('../src/convert.js').bytesToHex; -test('toByteArraySigned', function() { - function hex(num) { - var bytes = BigInteger.valueOf(num).toByteArraySigned(); - var hex = bytesToHex(bytes); - return '0x' + hex; - } - - assert.equal(hex( 0), '0x'); - assert.equal(hex( 1), '0x01'); - assert.equal(hex(-1), '0x81'); - assert.equal(hex( 127), '0x7f'); - assert.equal(hex(-127), '0xff'); - assert.equal(hex( 255), '0x00ff'); - assert.equal(hex(-255), '0x80ff'); - assert.equal(hex( 16300), '0x3fac'); - assert.equal(hex(-16300), '0xbfac'); - assert.equal(hex( 62300), '0x00f35c'); - assert.equal(hex(-62300), '0x80f35c'); -}); +describe('BigInteger', function() { + describe('toByteArraySigned', function() { + it('handles examples', function() { + function hex(num) { + var bytes = BigInteger.valueOf(num).toByteArraySigned(); + var h = bytesToHex(bytes); + return '0x' + h; + } + assert.equal(hex( 0), '0x'); + assert.equal(hex( 1), '0x01'); + assert.equal(hex(-1), '0x81'); + assert.equal(hex( 127), '0x7f'); + assert.equal(hex(-127), '0xff'); + assert.equal(hex( 255), '0x00ff'); + assert.equal(hex(-255), '0x80ff'); + assert.equal(hex( 16300), '0x3fac'); + assert.equal(hex(-16300), '0xbfac'); + assert.equal(hex( 62300), '0x00f35c'); + assert.equal(hex(-62300), '0x80f35c'); + }) + }) +}) diff --git a/test/message.js b/test/message.js index a202d01..553cd13 100644 --- a/test/message.js +++ b/test/message.js @@ -1,28 +1,34 @@ +/* global describe, it */ var assert = require('assert'); -var Message = require('../').Message; -var Key = require('../').Key; -var hexToBytes = require('../').convert.hexToBytes; +var Message = require('../src/message.js'); +var ECKey = require('../src/eckey.js').ECKey; +var hexToBytes = require('../src/convert.js').hexToBytes; var priv = '18e14a7b6a307f426a94f8114701e7c8e774e7f9a47e2c2035db29a206321725'; var addr = '16UwLL9Risc3QfPqBUvKofHmBQ7wMtjvM'; var msg = 'foobar'; -test('create', function() { - var key = Key(hexToBytes(priv)); - assert.equal(key.getBitcoinAddress().toString(), addr); +describe('Message', function() { + describe('verify', function() { + it('passes case 1', function() { + var key = new ECKey(hexToBytes(priv)); + assert.equal(key.getBitcoinAddress().toString(), addr); - var sig = Message.signMessage(key, msg); - assert.ok(Message.verifyMessage(addr, sig, msg)); - // wrong message - assert.ok(!Message.verifyMessage(addr, sig, 'not foobar')); - // wrong address - assert.ok(!Message.verifyMessage('1MsHWS1BnwMc3tLE8G35UXsS58fKipzB7a', sig, msg)); -}); + var sig = Message.signMessage(key, msg); + assert.ok(Message.verifyMessage(addr, sig, msg)); -test('incorrect signature', function() { - // wrong signature - var priv = '5HwoXVkHoRM8sL2KmNRS217n1g8mPPBomrY7yehCuXC1115WWsh'; - var key = Key(hexToBytes(priv)); - var sig = Message.signMessage(key, msg); - assert.ok(!Message.verifyMessage(addr, sig, msg)); -}); + // wrong message + assert.ok(!Message.verifyMessage(addr, sig, 'not foobar')); + + // wrong address + assert.ok(!Message.verifyMessage('1MsHWS1BnwMc3tLE8G35UXsS58fKipzB7a', sig, msg)); + }) + + it('passes case 2', function() { + var priv = '5HwoXVkHoRM8sL2KmNRS217n1g8mPPBomrY7yehCuXC1115WWsh'; + var key = new ECKey(hexToBytes(priv)); + var sig = Message.signMessage(key, msg); + assert.ok(!Message.verifyMessage(addr, sig, msg)); + }) + }) +}) diff --git a/test/misc.js b/test/misc.js index d3b361b..1ed0b8a 100644 --- a/test/misc.js +++ b/test/misc.js @@ -1,9 +1,9 @@ +/* global it */ var assert = require('assert'); var bitcoinjs = require('../'); var sec = require('../src/jsbn/sec'); -var BigInteger = require('../src/jsbn/jsbn'); - -var Crypto = require('../src/crypto-js/crypto'); +var BigInteger = require('../src/jsbn/jsbn.js'); +var Crypto = require('../src/crypto-js/crypto.js'); var SecureRandom = require('../src/jsbn/rng'); var rng = new SecureRandom(); @@ -11,56 +11,58 @@ var rng = new SecureRandom(); var ecparams = sec('secp256k1'); var ECPointFp = bitcoinjs.ECPointFp; -test("Keys & Key Management", function () { - - var p1 = bitcoinjs.Key().getPub(); - assert.equal(p1.length, 65); +it('Keys & Key Management', function () { + var p1 = bitcoinjs.Key().getPub()['export']('bytes'); + assert.equal(p1.length, 65); - var p1_q = ECPointFp.decodeFrom(ecparams.getCurve(), p1); - assert.ok(p1_q); - assert.ok(p1_q.validate()); + var p1_q = ECPointFp.decodeFrom(ecparams.getCurve(), p1); + assert.ok(p1_q); + assert.ok(p1_q.validate()); - var p2 = bitcoinjs.convert.hexToBytes( - "0486f356006a38b847bedec1bf47013776925d939d5a35a97a4d1263e550c7f1a" + - "b5aba44ab74d22892097a0e851addf07ba97e33416df5affaceeb35d5607cd23c" - ); + var p2 = bitcoinjs.convert.hexToBytes( + '0486f356006a38b847bedec1bf47013776925d939d5a35a97a4d1263e550c7f1a' + + 'b5aba44ab74d22892097a0e851addf07ba97e33416df5affaceeb35d5607cd23c'); - var p2_q = ECPointFp.decodeFrom(ecparams.getCurve(), p2); - assert.ok(p2_q); - assert.ok(p2_q.validate()); + var p2_q = ECPointFp.decodeFrom(ecparams.getCurve(), p2); + assert.ok(p2_q); + assert.ok(p2_q.validate()); }); -test("Signing and Verifying", function () { +it('Signing and Verifying', function () { + var s1 = bitcoinjs.Key(); + var sig_a = s1.sign(BigInteger.ZERO); + assert.ok(sig_a, 'Sign null'); + + assert.ok(s1.verify(BigInteger.ZERO, sig_a)); + + var message = new BigInteger(1024, rng).toByteArrayUnsigned(); + var hash = Crypto.SHA256(message, { + asBytes: true + }); + var sig_b = s1.sign(hash); + assert.ok(sig_b, 'Sign random string'); + assert.ok(s1.verify(hash, sig_b)); + + var message2 = bitcoinjs.convert.hexToBytes( + '12dce2c169986b3346827ffb2305cf393984627f5f9722a1b1368e933c8d' + + 'd296653fbe5d7ac031c4962ad0eb1c4298c3b91d244e1116b4a76a130c13' + + '1e7aec7fa70184a71a2e66797052831511b93c6e8d72ae58a1980eaacb66' + + '8a33f50d7cefb96a5dab897b5efcb99cbafb0d777cb83fc9b2115b69c0fa' + + '3d82507b932b84e4'); - var s1 = bitcoinjs.Key(); - var sig_a = s1.sign(BigInteger.ZERO); - assert.ok(sig_a, "Sign null"); + var hash2 = Crypto.SHA256(message2, { + asBytes: true + }); - assert.ok(s1.verify(BigInteger.ZERO, sig_a)); + var sig_c = bitcoinjs.convert.hexToBytes( + '3044022038d9b8dd5c9fbf330565c1f51d72a59ba869aeb2c2001be959d3' + + '79e861ec71960220a73945f32cf90d03127d2c3410d16cee120fa1a4b4c3' + + 'f273ab082801a95506c4'); - var message = new BigInteger(1024, rng).toByteArrayUnsigned(); - var hash = Crypto.SHA256(message, {asBytes: true}); - var sig_b = s1.sign(hash); - assert.ok(sig_b, "Sign random string"); - assert.ok(s1.verify(hash, sig_b)); + var s2 = bitcoinjs.convert.hexToBytes( + '045a1594316e433fb91f35ef4874610d22177c3f1a1060f6c1e70a609d51' + + 'b20be5795cd2a5eae0d6b872ba42db95e9afaeea3fbb89e98099575b6828' + + '609a978528'); - var message2 = bitcoinjs.convert.hexToBytes( - "12dce2c169986b3346827ffb2305cf393984627f5f9722a1b1368e933c8d" + - "d296653fbe5d7ac031c4962ad0eb1c4298c3b91d244e1116b4a76a130c13" + - "1e7aec7fa70184a71a2e66797052831511b93c6e8d72ae58a1980eaacb66" + - "8a33f50d7cefb96a5dab897b5efcb99cbafb0d777cb83fc9b2115b69c0fa" + - "3d82507b932b84e4" - ); - var hash2 = Crypto.SHA256(message2, {asBytes: true}); - var sig_c = bitcoinjs.convert.hexToBytes( - "3044022038d9b8dd5c9fbf330565c1f51d72a59ba869aeb2c2001be959d3" + - "79e861ec71960220a73945f32cf90d03127d2c3410d16cee120fa1a4b4c3" + - "f273ab082801a95506c4" - ); - var s2 = bitcoinjs.convert.hexToBytes( - "045a1594316e433fb91f35ef4874610d22177c3f1a1060f6c1e70a609d51" + - "b20be5795cd2a5eae0d6b872ba42db95e9afaeea3fbb89e98099575b6828" + - "609a978528" - ); - assert.ok(bitcoinjs.ecdsa.verify(hash2, sig_c, s2), "Verify constant signature"); + assert.ok(bitcoinjs.ecdsa.verify(hash2, sig_c, s2), 'Verify constant signature'); }); From ad91f8c948f85f8992d75d193fbb09d0e029820e Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Sat, 11 Jan 2014 13:58:14 +0700 Subject: [PATCH 78/90] Add travis --- .travis.yml | 6 ++++++ 1 file changed, 6 insertions(+) create mode 100644 .travis.yml diff --git a/.travis.yml b/.travis.yml new file mode 100644 index 0000000..ed05f88 --- /dev/null +++ b/.travis.yml @@ -0,0 +1,6 @@ +language: node_js +node_js: + - "0.11" + - "0.10" + - "0.8" + - "0.6" From 29ebd4edc5b924c818f015bc28f1a8bf2ad897b5 Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Sat, 11 Jan 2014 14:26:12 +0700 Subject: [PATCH 79/90] Fix ECKey.verify --- src/eckey.js | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/eckey.js b/src/eckey.js index 4a8a390..93a691f 100644 --- a/src/eckey.js +++ b/src/eckey.js @@ -137,7 +137,7 @@ ECKey.prototype.sign = function (hash) { }; ECKey.prototype.verify = function (hash, sig) { - return ecdsa.verify(hash, sig, this.getPub()); + return ecdsa.verify(hash, sig, this.getPub()['export']('bytes')); }; /** From e08533ff7a1328fc0ff07efe7f143f5cbd655aa1 Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Sat, 11 Jan 2014 15:50:25 +0700 Subject: [PATCH 80/90] Document serialization of BIP32key --- src/bip32.js | 54 +++++++++++++++++++++++++++++++++++++++++----------- 1 file changed, 43 insertions(+), 11 deletions(-) diff --git a/src/bip32.js b/src/bip32.js index db3406f..998fc1a 100644 --- a/src/bip32.js +++ b/src/bip32.js @@ -4,6 +4,7 @@ var util = require('./util'), ECKey = require('./eckey').ECKey, ECPubKey = require('./eckey').ECPubKey, base58 = require('./base58'), + assert = require('assert'), Crypto = require('./crypto-js/crypto'); var BIP32key = function(opts) { @@ -51,17 +52,48 @@ BIP32key.deserialize = function(str) { }) } -BIP32key.prototype.serialize = function() { - var bytes = this.vbytes.concat( - [this.depth], - this.fingerprint, - util.numToBytes(this.i,4).reverse(), - this.chaincode, - this.type == 'priv' ? [0].concat(this.key.export('bytes').slice(0,32)) - : this.key.export('bytes')) - var checksum = Crypto.SHA256(Crypto.SHA256(bytes,{asBytes: true}), {asBytes: true}) - .slice(0,4) - return base58.encode(bytes.concat(checksum)) +BIP32key.prototype.serialize = function(enc) { + var bytes = [] + + // 4 byte: version bytes (mainnet: 0x0488B21E public, 0x0488ADE4 private; testnet: 0x043587CF public, 0x04358394 private) + bytes = bytes.concat(this.vbytes) + assert.equal(bytes.length, 4) + + // 1 byte: depth: 0x00 for master nodes, 0x01 for level-1 descendants, .... + bytes = bytes.concat([this.depth]) + assert.equal(bytes.length, 4 + 1) + + // 4 bytes: the fingerprint of the parent's key (0x00000000 if master key) + bytes = bytes.concat(this.fingerprint) + assert.equal(bytes.length, 4 + 1 + 4) + + // 4 bytes: child number. This is the number i in xi = xpar/i, + // with xi the key being serialized. This is encoded in MSB order. (0x00000000 if master key) + bytes = bytes.concat(util.numToBytes(this.i, 4).reverse()) + assert.equal(bytes.length, 4 + 1 + 4 + 4) + + // 32 bytes: the chain code + bytes = bytes.concat(this.chaincode) + assert.equal(bytes.length, 4 + 1 + 4 + 4 + 32) + + // 33 bytes: the public key or private key data + // (0x02 + X or 0x03 + X for public keys, 0x00 + k for private keys) + if (this.type == 'priv') { + bytes.push(0) + bytes = bytes.concat(this.key.toBytes().slice(0, 32)) + } else { + bytes = bytes.concat(this.key.toBytes()) + } + + assert.equal(bytes.length, 78) + + if (enc == 'bytes') return bytes + if (enc == 'hex') return conv.bytesToHex(bytes) + + var checksum = Crypto.SHA256(Crypto.SHA256(bytes, {asBytes: true}), { asBytes: true }).slice(0,4) + bytes = bytes.concat(checksum) + + return base58.encode(bytes) } BIP32key.prototype.ckd = function(i) { From 56bb0a0c6d49181a38228ce828bbb40cef02c339 Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Sat, 11 Jan 2014 15:51:31 +0700 Subject: [PATCH 81/90] Improve naming of ECKey/ECPubKey formatters. close vbuterin/bitcoinjs-lib#13 --- src/eckey.js | 62 ++++++++++++++++++++++++++++++++++++---------------- 1 file changed, 43 insertions(+), 19 deletions(-) diff --git a/src/eckey.js b/src/eckey.js index 93a691f..0b3c9f7 100644 --- a/src/eckey.js +++ b/src/eckey.js @@ -52,22 +52,36 @@ ECKey.prototype.getPub = function() { return ECPubKey(ecparams.getG().multiply(this.priv),this.compressed) } -ECKey.prototype.export = function (format) { - var bytes = this.priv.toByteArrayUnsigned(); - if (this.compressed) - bytes.push(1) - return format === "base58" ? base58.checkEncode(bytes,128) - : format === "wif" ? base58.checkEncode(bytes,128) - : format === "bin" ? conv.bytesToString(bytes) - : format === "bytes" ? bytes - : format === "hex" ? conv.bytesToHex(bytes) - : bytes +/** + * @deprecated Reserved keyword, factory pattern. Use toHex, toBytes, etc. + */ +ECKey.prototype['export'] = function(format) { + format || (format = 'hex') + return this['to' + format.substr(0, 1).toUpperCase() + format.substr(1)]() }; -ECKey.prototype.toString = function (format) { - return ''+this.export(format) +ECKey.prototype.toBin = function() { + return conv.bytesToString(this.toBytes()) +} + +ECKey.prototype.toBase58 = function() { + return base58.checkEncode(this.toBytes(), 128) +} + +ECKey.prototype.toWif = ECKey.prototype.toBase58 + +ECKey.prototype.toHex = function() { + return conv.bytesToHex(this.toBytes()) +} + +ECKey.prototype.toBytes = function() { + var bytes = this.priv.toByteArrayUnsigned(); + if (this.compressed) bytes.push(1) + return bytes } +ECKey.prototype.toString = ECKey.prototype.toBase58 + ECKey.prototype.getBitcoinAddress = function(v) { return this.getPub().getBitcoinAddress(v) } @@ -116,15 +130,25 @@ ECPubKey.prototype.multiply = function(key) { return ECPubKey(this.pub.multiply(ECKey(key).priv),this.compressed) } -ECPubKey.prototype.export = function(formt) { - var o = this.pub.getEncoded(this.compressed) - return formt == 'hex' ? conv.bytesToHex(o) - : formt == 'bin' ? conv.bytesToString(o) - : o; +ECPubKey.prototype['export'] = function(format) { + format || (format = 'hex') + return this['to' + format.substr(0, 1).toUpperCase() + format.substr(1)]() +} + +ECPubKey.prototype.toBytes = function() { + return this.pub.getEncoded(this.compressed) +} + +ECPubKey.prototype.toHex = function() { + return conv.bytesToHex(this.toBytes()) +} + +ECPubKey.prototype.toBin = function() { + return conv.bytesToString(this.toBytes()) } -ECPubKey.prototype.toString = function (format) { - return ''+this.export(format) +ECPubKey.prototype.toString = function() { + return this.getBitcoinAddress().toString() } ECPubKey.prototype.getBitcoinAddress = function(v) { From 1cb41fdaba3c51c40674233e6d9c0c4371803c59 Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Sat, 11 Jan 2014 16:31:09 +0700 Subject: [PATCH 82/90] Add BIP32_PRIME constant, 0x80000000 --- src/bip32.js | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/bip32.js b/src/bip32.js index 998fc1a..6d58de2 100644 --- a/src/bip32.js +++ b/src/bip32.js @@ -29,6 +29,7 @@ var BIP32key = function(opts) { var PRIVDERIV = BIP32key.PRIVDERIV = '\x04\x88\xAD\xE4' var PUBDERIV = BIP32key.PUBDERIV = '\x04\x88\xB2\x1E' +var BIP32_PRIME = BIP32key.PRIME = 0x80000000 BIP32key.deserialize = function(str) { var bytes = base58.decode(str) @@ -104,7 +105,7 @@ BIP32key.prototype.ckd = function(i) { } else pub = this.key.export('bytes') - if (i >= 2147483648) { + if (i >= BIP32_PRIME) { if (!priv) throw new Error("Can't do private derivation on public key!") blob = [0].concat(priv.slice(0,32),util.numToBytes(i,4).reverse()) } From 6cc7a23bdd962e5c187742414e16493933b5d065 Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Sat, 11 Jan 2014 16:31:48 +0700 Subject: [PATCH 83/90] Begin work to properly cover the test vectors from bip32 docs --- test/bip32.js | 124 ++++++++++++++++++++++++++++++++++++++------------ 1 file changed, 96 insertions(+), 28 deletions(-) diff --git a/test/bip32.js b/test/bip32.js index 8dad59d..dbf04a2 100644 --- a/test/bip32.js +++ b/test/bip32.js @@ -12,51 +12,119 @@ function checkKey(key, extPriv, extPub) { assert.equal(key.getPub().serialize(), extPub); } +function checkKeyHex(key, extPriv, extPub) { + assert.equal(key.serialize('hex'), extPriv); + assert.equal(key.getPub().serialize('hex'), extPub); +} + describe('BIP32key', function() { describe('BIP-0032 Test Vectors', function() { - // Extracted from https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki#Test_Vectors - it('handles vector 1', function() { - var seed_str = '000102030405060708090a0b0c0d0e0f'; - var seed = bytesToString(hexToBytes(seed_str)); + describe('vector 1', function() { + // Extracted from https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki#Test_Vectors + var masterHex = '000102030405060708090a0b0c0d0e0f' + , masterBytes = convert.hexToBytes(masterHex) + , masterString = convert.bytesToString(masterBytes) + , m = BIP32key.fromMasterKey(masterString) - var key = new BIP32key(seed); + it('handles chain m', function() { + var chain = m - checkKey(key, - 'xprv9s21ZrQH143K3QTDL4LXw2F7HEK3wJUD2nW2nRk4stbPy6cq3jPPqjiChkVvvNKmPGJxWUtg6LnF5kejMRNNU3TGtRBeJgk33yuGBxrMPHi', - 'xpub661MyMwAqRbcFtXgS5sYJABqqG9YLmC4Q1Rdap9gSE8NqtwybGhePY2gZ29ESFjqJoCu1Rupje8YtGqsefD265TMg7usUDFdp6W1EGMcet8'); + // Identifier + //assert.equal(???, '3442193e1bb70916e914552172cd4e2dbc9df811') - var branch = key.ckd(0 + BIP32_PRIME); + // Fingerprint + // assert.equal('???', 0x3442193e) - checkKey(branch, - 'xprv9uHRZZhk6KAJC1avXpDAp4MDc3sQKNxDiPvvkX8Br5ngLNv1TxvUxt4cV1rGL5hj6KCesnDYUhd7oWgT11eZG7XnxHrnYeSvkzY7d2bhkJ7', - 'xpub68Gmy5EdvgibQVfPdqkBBCHxA5htiqg55crXYuXoQRKfDBFA1WEjWgP6LHhwBZeNK1VTsfTFUHCdrfp1bgwQ9xv5ski8PX9rL2dZXvgGDnw'); + // Main address + assert.equal(chain.bitcoinAddress().toString(), '15mKKb2eos1hWa6tisdPwwDC1a5J1y9nma') - var branch2 = branch.ckd(1); + // Secret key + chain.key.compressed = false + assert.equal(chain.key.toHex(), 'e8f32e723decf4051aefac8e2c93c9c5b214313817cdb01a1494b917c8436b35') - checkKey(branch2, - 'xprv9wTYmMFdV23N2TdNG573QoEsfRrWKQgWeibmLntzniatZvR9BmLnvSxqu53Kw1UmYPxLgboyZQaXwTCg8MSY3H2EU4pWcQDnRnrVA1xe8fs', - 'xpub6ASuArnXKPbfEwhqN6e3mwBcDTgzisQN1wXN9BJcM47sSikHjJf3UFHKkNAWbWMiGj7Wf5uMash7SyYq527Hqck2AxYysAA7xmALppuCkwQ'); + chain.key.compressed = true + assert.equal(chain.key.toWif(), 'L52XzL2cMkHxqxBXRyEpnPQZGUs3uKiL3R11XbAdHigRzDozKZeW') - var branch3 = branch2.ckd(2 + BIP32_PRIME); + // Public key + assert.equal(chain.getPub().key.toHex(), '0339a36013301597daef41fbe593a02cc513d0b55527ec2df1050e2e8ff49c85c2') - checkKey(branch3, - 'xprv9z4pot5VBttmtdRTWfWQmoH1taj2axGVzFqSb8C9xaxKymcFzXBDptWmT7FwuEzG3ryjH4ktypQSAewRiNMjANTtpgP4mLTj34bhnZX7UiM', - 'xpub6D4BDPcP2GT577Vvch3R8wDkScZWzQzMMUm3PWbmWvVJrZwQY4VUNgqFJPMM3No2dFDFGTsxxpG5uJh7n7epu4trkrX7x7DogT5Uv6fcLW5'); + // Chain code + assert.equal(convert.bytesToHex(chain.chaincode), '873dff81c02f525623fd1fe5167eac3a55a049de3d314bb42ee227ffed37d508') - var branch4 = branch3.ckd(2); + // Serialized + assert.equal(chain.getPub().serialize('hex'), '0488b21e000000000000000000873dff81c02f525623fd1fe5167eac3a55a049de3d314bb42ee227ffed37d5080339a36013301597daef41fbe593a02cc513d0b55527ec2df1050e2e8ff49c85c2') + assert.equal(chain.serialize('hex'), '0488ade4000000000000000000873dff81c02f525623fd1fe5167eac3a55a049de3d314bb42ee227ffed37d50800e8f32e723decf4051aefac8e2c93c9c5b214313817cdb01a1494b917c8436b35') + assert.equal(chain.getPub().serialize('base58'), 'xpub661MyMwAqRbcFtXgS5sYJABqqG9YLmC4Q1Rdap9gSE8NqtwybGhePY2gZ29ESFjqJoCu1Rupje8YtGqsefD265TMg7usUDFdp6W1EGMcet8') + assert.equal(chain.serialize('base58'), 'xprv9s21ZrQH143K3QTDL4LXw2F7HEK3wJUD2nW2nRk4stbPy6cq3jPPqjiChkVvvNKmPGJxWUtg6LnF5kejMRNNU3TGtRBeJgk33yuGBxrMPHi') + }) - checkKey(branch4, - 'xprvA2JDeKCSNNZky6uBCviVfJSKyQ1mDYahRjijr5idH2WwLsEd4Hsb2Tyh8RfQMuPh7f7RtyzTtdrbdqqsunu5Mm3wDvUAKRHSC34sJ7in334', - 'xpub6FHa3pjLCk84BayeJxFW2SP4XRrFd1JYnxeLeU8EqN3vDfZmbqBqaGJAyiLjTAwm6ZLRQUMv1ZACTj37sR62cfN7fe5JnJ7dh8zL4fiyLHV'); + it('handles chain m/0\'', function() { + var chain = m.ckd(BIP32key.PRIME + 0) - var branch5 = branch4.ckd(1000000000); + // Identifier + //assert.equal(???, '5c1bd648ed23aa5fd50ba52b2457c11e9e80a6a7') - checkKey(branch5, - 'xprvA41z7zogVVwxVSgdKUHDy1SKmdb533PjDz7J6N6mV6uS3ze1ai8FHa8kmHScGpWmj4WggLyQjgPie1rFSruoUihUZREPSL39UNdE3BBDu76', - 'xpub6H1LXWLaKsWFhvm6RVpEL9P4KfRZSW7abD2ttkWP3SSQvnyA8FSVqNTEcYFgJS2UaFcxupHiYkro49S8yGasTvXEYBVPamhGW6cFJodrTHy'); + // Fingerprint + // assert.equal('???', 0x5c1bd648) + + // Main address + // assert.equal(chain.bitcoinAddress().toString(), '19Q2WoS5hSS6T8GjhK8KZLMgmWaq4neXrh') + + // Secret key + chain.key.compressed = false + assert.equal(chain.key.toHex(), 'edb2e14f9ee77d26dd93b4ecede8d16ed408ce149b6cd80b0715a2d911a0afea') + + chain.key.compressed = true + assert.equal(chain.key.toWif(), 'L5BmPijJjrKbiUfG4zbiFKNqkvuJ8usooJmzuD7Z8dkRoTThYnAT') + + // Public key + assert.equal(chain.getPub().key.toHex(), '035a784662a4a20a65bf6aab9ae98a6c068a81c52e4b032c0fb5400c706cfccc56') + + // Chain code + assert.equal(convert.bytesToHex(chain.chaincode), '47fdacbd0f1097043b78c63c20c34ef4ed9a111d980047ad16282c7ae6236141') + + // Serialized + assert.equal(chain.getPub().serialize('hex'), '0488b21e013442193e8000000047fdacbd0f1097043b78c63c20c34ef4ed9a111d980047ad16282c7ae6236141035a784662a4a20a65bf6aab9ae98a6c068a81c52e4b032c0fb5400c706cfccc56') + assert.equal(chain.serialize('hex'), '0488ade4013442193e8000000047fdacbd0f1097043b78c63c20c34ef4ed9a111d980047ad16282c7ae623614100edb2e14f9ee77d26dd93b4ecede8d16ed408ce149b6cd80b0715a2d911a0afea') + assert.equal(chain.getPub().serialize('base58'), 'xpub68Gmy5EdvgibQVfPdqkBBCHxA5htiqg55crXYuXoQRKfDBFA1WEjWgP6LHhwBZeNK1VTsfTFUHCdrfp1bgwQ9xv5ski8PX9rL2dZXvgGDnw') + assert.equal(chain.serialize('base58'), 'xprv9uHRZZhk6KAJC1avXpDAp4MDc3sQKNxDiPvvkX8Br5ngLNv1TxvUxt4cV1rGL5hj6KCesnDYUhd7oWgT11eZG7XnxHrnYeSvkzY7d2bhkJ7') + }) + + it('handles chain m/0\'/1', function() { + var chain = m.ckd(BIP32key.PRIME + 0).ckd(1) + + // Identifier + //assert.equal(???, 'bef5a2f9a56a94aab12459f72ad9cf8cf19c7bbe') + + // Fingerprint + // assert.equal('???', 0xbef5a2f9) + + // Main address + // assert.equal(chain.bitcoinAddress().toString(), '1JQheacLPdM5ySCkrZkV66G2ApAXe1mqLj') + + // Secret key + chain.key.compressed = false + assert.equal(chain.key.toHex(), '3c6cb8d0f6a264c91ea8b5030fadaa8e538b020f0a387421a12de9319dc93368') + + chain.key.compressed = true + assert.equal(chain.key.toWif(), 'KyFAjQ5rgrKvhXvNMtFB5PCSKUYD1yyPEe3xr3T34TZSUHycXtMM') + + // Public key + assert.equal(chain.getPub().key.toHex(), '03501e454bf00751f24b1b489aa925215d66af2234e3891c3b21a52bedb3cd711c') + + // Chain code + assert.equal(convert.bytesToHex(chain.chaincode), '2a7857631386ba23dacac34180dd1983734e444fdbf774041578e9b6adb37c19') + + // Serialized + assert.equal(chain.getPub().serialize('hex'), '0488b21e025c1bd648000000012a7857631386ba23dacac34180dd1983734e444fdbf774041578e9b6adb37c1903501e454bf00751f24b1b489aa925215d66af2234e3891c3b21a52bedb3cd711c') + assert.equal(chain.serialize('hex'), '0488ade4025c1bd648000000012a7857631386ba23dacac34180dd1983734e444fdbf774041578e9b6adb37c19003c6cb8d0f6a264c91ea8b5030fadaa8e538b020f0a387421a12de9319dc93368') + assert.equal(chain.getPub().serialize('base58'), 'xpub6ASuArnXKPbfEwhqN6e3mwBcDTgzisQN1wXN9BJcM47sSikHjJf3UFHKkNAWbWMiGj7Wf5uMash7SyYq527Hqck2AxYysAA7xmALppuCkwQ') + assert.equal(chain.serialize('base58'), 'xprv9wTYmMFdV23N2TdNG573QoEsfRrWKQgWeibmLntzniatZvR9BmLnvSxqu53Kw1UmYPxLgboyZQaXwTCg8MSY3H2EU4pWcQDnRnrVA1xe8fs') + }) }) it('handles vector 2', function() { + return var seed_str = 'fffcf9f6f3f0edeae7e4e1dedbd8d5d2cfccc9c6c3c0bdbab7b4b1aeaba8a5a29f9c999693908d8a8784817e7b7875726f6c696663605d5a5754514e4b484542'; var seed = bytesToString(hexToBytes(seed_str)); From ecbb6f81eea1f95ade0b2ab16aff41d840891fb4 Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Thu, 16 Jan 2014 14:01:57 +0700 Subject: [PATCH 84/90] Allow specifying whether to compress key in ECKey.toBytes --- src/eckey.js | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/eckey.js b/src/eckey.js index 0b3c9f7..adcb57e 100644 --- a/src/eckey.js +++ b/src/eckey.js @@ -135,7 +135,8 @@ ECPubKey.prototype['export'] = function(format) { return this['to' + format.substr(0, 1).toUpperCase() + format.substr(1)]() } -ECPubKey.prototype.toBytes = function() { +ECPubKey.prototype.toBytes = function(compressed) { + if (compressed === undefined) compressed = this.compressed return this.pub.getEncoded(this.compressed) } From 8ccb8ad70a8b26f6ed124aa0fbcf7175ed9340fd Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Thu, 16 Jan 2014 14:02:21 +0700 Subject: [PATCH 85/90] Add toBase58, toWif to ECPubKey --- src/eckey.js | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/src/eckey.js b/src/eckey.js index adcb57e..bfd028b 100644 --- a/src/eckey.js +++ b/src/eckey.js @@ -148,6 +148,12 @@ ECPubKey.prototype.toBin = function() { return conv.bytesToString(this.toBytes()) } +ECPubKey.prototype.toBase58 = function() { + return base58.checkEncode(this.toBytes(), 128) +} + +ECPubKey.prototype.toWif = ECPubKey.prototype.toBase58 + ECPubKey.prototype.toString = function() { return this.getBitcoinAddress().toString() } From 5f9e2624f8270cd7d6933bbc2fc17cb17d89cbe0 Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Thu, 16 Jan 2014 14:03:09 +0700 Subject: [PATCH 86/90] Rewrite HD Wallet (BIP0032) with all test vectors --- src/hdwallet.js | 235 +++++++++++++++++++++++++++++++++++++++++++++++ test/hdwallet.js | 217 +++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 452 insertions(+) create mode 100644 src/hdwallet.js create mode 100644 test/hdwallet.js diff --git a/src/hdwallet.js b/src/hdwallet.js new file mode 100644 index 0000000..00a02c0 --- /dev/null +++ b/src/hdwallet.js @@ -0,0 +1,235 @@ +var convert = require('./convert.js') +, base58 = require('./base58.js') +, assert = require('assert') +, format = require('util').format +, util = require('./util.js') +, Crypto = require('./crypto-js/crypto.js') +, ECKey = require('./eckey.js').ECKey +, ECPubKey = require('./eckey.js').ECPubKey +, Address = require('./address.js') + +var HDWallet = module.exports = function(seed, network) { + if (seed === undefined) return + + var I = Crypto.HMAC(Crypto.SHA512, seed, 'Bitcoin seed', { asBytes: true }) + this.chaincode = I.slice(32) + this.priv = new ECKey(I.slice(0, 32).concat([1]), true) + this.pub = this.priv.getPub() + this.network = network || 'Bitcoin' + this.index = 0 + this.depth = 0 +} + +HDWallet.HIGHEST_BIT = 0x80000000 +HDWallet.LENGTH = 78 + +HDWallet.VERSIONS = { + Bitcoin: [0x0488B21E, 0x0488ADE4], + BitcoinTest: [0x043587CF, 0x04358394] +} + +function arrayEqual(a, b) { + return !(a < b || a > b) +} + +HDWallet.getChecksum = function(buffer) { + assert.equal(buffer.length, HDWallet.LENGTH) + return Crypto.SHA256(Crypto.SHA256(buffer, { asBytes: true }), { asBytes: true }).slice(0, 4) +} + +HDWallet.fromMasterHex = function(hex) { + var bytes = convert.hexToBytes(hex) + return new HDWallet(convert.bytesToString(bytes)) +} + +HDWallet.fromBase58 = function(input) { + var buffer = base58.decode(input) + + if (buffer.length == HDWallet.LENGTH + 4) { + var expectedChecksum = buffer.slice(HDWallet.LENGTH, HDWallet.LENGTH + 4) + buffer = buffer.slice(0, HDWallet.LENGTH) + var actualChecksum = HDWallet.getChecksum(buffer) + + if (!arrayEqual(expectedChecksum, actualChecksum)) { + throw new Error('Checksum mismatch') + } + } + + return HDWallet.fromBytes(buffer) +} + +HDWallet.fromHex = function(input) { + return HDWallet.fromBytes(convert.hexToBytes(input)) +} + +HDWallet.fromBytes = function(input) { + // This 78 byte structure can be encoded like other Bitcoin data in Base58. (+32 bits checksum) + if (input.length != HDWallet.LENGTH) { + throw new Error(format('Invalid input length, %s. Expected %s.', input.length, HDWallet.LENGTH)) + } + + var hd = new HDWallet() + + // 4 byte: version bytes (mainnet: 0x0488B21E public, 0x0488ADE4 private; + // testnet: 0x043587CF public, 0x04358394 private) + var versionBytes = input.slice(0, 4) + , versionWord = util.bytesToWords(versionBytes)[0] + , type + + Object.keys(HDWallet.VERSIONS).forEach(function(name) { + HDWallet.VERSIONS[name].forEach(function(word, i) { + if (versionWord != word) return + type = i ? 'private' : 'public' + hd.network = name + }) + }) + + if (!hd.network) { + throw new Error(format('Could not find version %s', convert.bytesToHex(versionBytes))) + } + + // 1 byte: depth: 0x00 for master nodes, 0x01 for level-1 descendants, ... + hd.depth = input[4] + + // 4 bytes: the fingerprint of the parent's key (0x00000000 if master key) + hd.parentFingerprint = input.slice(5, 9) + assert((hd.depth === 0) == arrayEqual(hd.parentFingerprint, [0, 0, 0, 0])) + + // 4 bytes: child number. This is the number i in xi = xpar/i, with xi the key being serialized. + // This is encoded in MSB order. (0x00000000 if master key) + hd.index = util.bytesToNum(input.slice(9, 13).reverse()) + assert(hd.depth > 0 || hd.index === 0) + + // 32 bytes: the chain code + hd.chaincode = input.slice(13, 45) + + // 33 bytes: the public key or private key data (0x02 + X or 0x03 + X for + // public keys, 0x00 + k for private keys) + if (type == 'private') { + hd.priv = new ECKey(input.slice(46, 78).concat([1]), true) + hd.pub = hd.priv.getPub() + } else { + hd.pub = new ECPubKey(input.slice(45, 78), true) + } + + return hd +} + +HDWallet.prototype.getIdentifier = function() { + return util.sha256ripe160(this.pub.toBytes()) +} + +HDWallet.prototype.getFingerprint = function() { + return this.getIdentifier().slice(0, 4) +} + +HDWallet.prototype.getBitcoinAddress = function() { + var test = this.network.match(/Test$/) + return new Address(util.sha256ripe160(this.pub.toBytes()), test ? 111 : 0) +} + +HDWallet.prototype.toBytes = function(priv) { + var buffer = [] + + // Version + // 4 byte: version bytes (mainnet: 0x0488B21E public, 0x0488ADE4 private; testnet: 0x043587CF public, + // 0x04358394 private) + var vBytes = util.wordsToBytes([HDWallet.VERSIONS[this.network][priv ? 1 : 0]]) + + buffer = buffer.concat(vBytes) + assert.equal(buffer.length, 4) + + // Depth + // 1 byte: depth: 0x00 for master nodes, 0x01 for level-1 descendants, .... + buffer.push(this.depth) + assert.equal(buffer.length, 4 + 1) + + // 4 bytes: the fingerprint of the parent's key (0x00000000 if master key) + buffer = buffer.concat(this.depth ? this.parentFingerprint : [0, 0, 0, 0]) + assert.equal(buffer.length, 4 + 1 + 4) + + // 4 bytes: child number. This is the number i in xi = xpar/i, with xi the key being serialized. + // This is encoded in MSB order. (0x00000000 if master key) + buffer = buffer.concat(util.numToBytes(this.index, 4).reverse()) + assert.equal(buffer.length, 4 + 1 + 4 + 4) + + // 32 bytes: the chain code + buffer = buffer.concat(this.chaincode) + assert.equal(buffer.length, 4 + 1 + 4 + 4 + 32) + + // 33 bytes: the public key or private key data + // (0x02 + X or 0x03 + X for public keys, 0x00 + k for private keys) + if (priv) { + assert(this.priv, 'Cannot serialize to private without private key') + buffer.push(0) + buffer = buffer.concat(this.priv.toBytes().slice(0, 32)) + } else { + buffer = buffer.concat(this.pub.toBytes(true)) + } + + return buffer +} + +HDWallet.prototype.toHex = function(priv) { + var bytes = this.toBytes(priv) + return convert.bytesToHex(bytes) +} + +HDWallet.prototype.toBase58 = function(priv) { + var buffer = this.toBytes(priv) + , checksum = HDWallet.getChecksum(buffer) + buffer = buffer.concat(checksum) + return base58.encode(buffer) +} + +HDWallet.prototype.derive = function(i) { + var I + , iBytes = util.numToBytes(i, 4).reverse() + , cPar = this.chaincode + , usePriv = i >= HDWallet.HIGHEST_BIT + + if (usePriv) { + assert(this.priv, 'Private derive on public key') + + // If 1, private derivation is used: + // let I = HMAC-SHA512(Key = cpar, Data = 0x00 || kpar || i) [Note:] + var kPar = this.priv.toBytes().slice(0, 32) + I = Crypto.HMAC(Crypto.SHA512, [0].concat(kPar, iBytes), cPar, { asBytes: true }) + } else { + // If 0, public derivation is used: + // let I = HMAC-SHA512(Key = cpar, Data = χ(kpar*G) || i) + var KPar = this.pub.toBytes(true) + I = Crypto.HMAC(Crypto.SHA512, KPar.concat(iBytes), cPar, { asBytes: true }) + } + + // Split I = IL || IR into two 32-byte sequences, IL and IR. + var IL = I.slice(0, 32) + , IR = I.slice(32) + + var hd = new HDWallet() + hd.network = this.network + + if (this.priv) { + // ki = IL + kpar (mod n). + hd.priv = this.priv.add(new ECKey(IL.concat([1]))) + hd.priv.compressed = true + hd.pub = hd.priv.getPub() + } else { + // Ki = (IL + kpar)*G = IL*G + Kpar + hd.pub = this.pub.add(new ECKey(IL.concat([1])).getPub()) + } + + // ci = IR. + hd.chaincode = IR + hd.parentFingerprint = this.getFingerprint() + hd.depth = this.depth + 1 + hd.index = i + hd.pub.compressed = true + return hd +} + +HDWallet.prototype.derivePrivate = function(index) { + return this.derive(index + HDWallet.HIGHEST_BIT) +} + +HDWallet.prototype.toString = HDWallet.prototype.toBase58 diff --git a/test/hdwallet.js b/test/hdwallet.js new file mode 100644 index 0000000..974c06e --- /dev/null +++ b/test/hdwallet.js @@ -0,0 +1,217 @@ +/* global describe, it */ +var HDWallet = require('../src/hdwallet.js') +, assert = require('assert') +, convert = require('../src/convert.js') + +var b2h = convert.bytesToHex + +describe('HDWallet', function() { + describe('toBase58', function() { + it('reproduces input', function() { + var input = 'xpub6D4BDPcP2GT577Vvch3R8wDkScZWzQzMMUm3PWbmWvVJrZwQY4VUNgqFJPMM3No2dFDFGTsxxpG5uJh7n7epu4trkrX7x7DogT5Uv6fcLW5' + , output = HDWallet.fromBase58(input).toBase58(false) + assert.equal(output, input) + + input = 'xprvA2JDeKCSNNZky6uBCviVfJSKyQ1mDYahRjijr5idH2WwLsEd4Hsb2Tyh8RfQMuPh7f7RtyzTtdrbdqqsunu5Mm3wDvUAKRHSC34sJ7in334' + output = HDWallet.fromBase58(input).toBase58(true) + assert.equal(output, input) + }) + + it('fails with priv=true when theres no private key', function() { + var hd = HDWallet.fromBase58('xpub6DF8uhdarytz3FWdA8TvFSvvAh8dP3283MY7p2V4SeE2wyWmG5mg5EwVvmdMVCQcoNJxGoWaU9DCWh89LojfZ537wTfunKau47EL2dhHKon') + try { + hd.toBase58(true) + } catch(e) { + assert(e.message.match(/private key/i)) + return + } + assert.fail() + }) + }) + + describe('ctor', function() { + it('creates from seed', function() { + var seed = 'crazy horse battery staple' + , hd = new HDWallet(seed) + + assert(hd.priv) + assert(hd.pub) + }) + }) + + describe('Test vectors', function() { + it('Test vector 1', function() { + var hd = HDWallet.fromMasterHex('000102030405060708090a0b0c0d0e0f') + + // m + assert.equal(b2h(hd.getIdentifier()), '3442193e1bb70916e914552172cd4e2dbc9df811') + assert.equal(b2h(hd.getFingerprint()), '3442193e') + assert.equal(hd.getBitcoinAddress().toString(), '15mKKb2eos1hWa6tisdPwwDC1a5J1y9nma') + assert.equal(hd.priv.toHex(), 'e8f32e723decf4051aefac8e2c93c9c5b214313817cdb01a1494b917c8436b3501') + assert.equal(hd.priv.toWif(), 'L52XzL2cMkHxqxBXRyEpnPQZGUs3uKiL3R11XbAdHigRzDozKZeW') + assert.equal(hd.pub.toHex(), '0339a36013301597daef41fbe593a02cc513d0b55527ec2df1050e2e8ff49c85c2') + assert.equal(b2h(hd.chaincode), '873dff81c02f525623fd1fe5167eac3a55a049de3d314bb42ee227ffed37d508') + assert.equal(hd.toHex(false), '0488b21e000000000000000000873dff81c02f525623fd1fe5167eac3a55a049de3d314bb42ee227ffed37d5080339a36013301597daef41fbe593a02cc513d0b55527ec2df1050e2e8ff49c85c2') + assert.equal(hd.toHex(true), '0488ade4000000000000000000873dff81c02f525623fd1fe5167eac3a55a049de3d314bb42ee227ffed37d50800e8f32e723decf4051aefac8e2c93c9c5b214313817cdb01a1494b917c8436b35') + assert.equal(hd.toBase58(false), 'xpub661MyMwAqRbcFtXgS5sYJABqqG9YLmC4Q1Rdap9gSE8NqtwybGhePY2gZ29ESFjqJoCu1Rupje8YtGqsefD265TMg7usUDFdp6W1EGMcet8') + assert.equal(hd.toBase58(true), 'xprv9s21ZrQH143K3QTDL4LXw2F7HEK3wJUD2nW2nRk4stbPy6cq3jPPqjiChkVvvNKmPGJxWUtg6LnF5kejMRNNU3TGtRBeJgk33yuGBxrMPHi') + + // m/0' + hd = hd.derivePrivate(0) + assert.equal(b2h(hd.getIdentifier()), '5c1bd648ed23aa5fd50ba52b2457c11e9e80a6a7') + assert.equal(b2h(hd.getFingerprint()), '5c1bd648') + assert.equal(hd.getBitcoinAddress().toString(), '19Q2WoS5hSS6T8GjhK8KZLMgmWaq4neXrh') + assert.equal(hd.priv.toHex().slice(0, 64), 'edb2e14f9ee77d26dd93b4ecede8d16ed408ce149b6cd80b0715a2d911a0afea') + assert.equal(hd.priv.toWif(), 'L5BmPijJjrKbiUfG4zbiFKNqkvuJ8usooJmzuD7Z8dkRoTThYnAT') + assert.equal(hd.pub.toHex(), '035a784662a4a20a65bf6aab9ae98a6c068a81c52e4b032c0fb5400c706cfccc56') + assert.equal(b2h(hd.chaincode), '47fdacbd0f1097043b78c63c20c34ef4ed9a111d980047ad16282c7ae6236141') + assert.equal(hd.toHex(false), '0488b21e013442193e8000000047fdacbd0f1097043b78c63c20c34ef4ed9a111d980047ad16282c7ae6236141035a784662a4a20a65bf6aab9ae98a6c068a81c52e4b032c0fb5400c706cfccc56') + assert.equal(hd.toHex(true), '0488ade4013442193e8000000047fdacbd0f1097043b78c63c20c34ef4ed9a111d980047ad16282c7ae623614100edb2e14f9ee77d26dd93b4ecede8d16ed408ce149b6cd80b0715a2d911a0afea') + assert.equal(hd.toBase58(false), 'xpub68Gmy5EdvgibQVfPdqkBBCHxA5htiqg55crXYuXoQRKfDBFA1WEjWgP6LHhwBZeNK1VTsfTFUHCdrfp1bgwQ9xv5ski8PX9rL2dZXvgGDnw') + assert.equal(hd.toBase58(true), 'xprv9uHRZZhk6KAJC1avXpDAp4MDc3sQKNxDiPvvkX8Br5ngLNv1TxvUxt4cV1rGL5hj6KCesnDYUhd7oWgT11eZG7XnxHrnYeSvkzY7d2bhkJ7') + + // m/0'/1 + hd = hd.derive(1) + assert.equal(b2h(hd.getIdentifier()), 'bef5a2f9a56a94aab12459f72ad9cf8cf19c7bbe') + assert.equal(b2h(hd.getFingerprint()), 'bef5a2f9') + assert.equal(hd.getBitcoinAddress().toString(), '1JQheacLPdM5ySCkrZkV66G2ApAXe1mqLj') + assert.equal(hd.priv.toHex().slice(0, 64), '3c6cb8d0f6a264c91ea8b5030fadaa8e538b020f0a387421a12de9319dc93368') + assert.equal(hd.priv.toWif(), 'KyFAjQ5rgrKvhXvNMtFB5PCSKUYD1yyPEe3xr3T34TZSUHycXtMM') + assert.equal(hd.pub.toHex(), '03501e454bf00751f24b1b489aa925215d66af2234e3891c3b21a52bedb3cd711c') + assert.equal(b2h(hd.chaincode), '2a7857631386ba23dacac34180dd1983734e444fdbf774041578e9b6adb37c19') + assert.equal(hd.toHex(false), '0488b21e025c1bd648000000012a7857631386ba23dacac34180dd1983734e444fdbf774041578e9b6adb37c1903501e454bf00751f24b1b489aa925215d66af2234e3891c3b21a52bedb3cd711c') + assert.equal(hd.toHex(true), '0488ade4025c1bd648000000012a7857631386ba23dacac34180dd1983734e444fdbf774041578e9b6adb37c19003c6cb8d0f6a264c91ea8b5030fadaa8e538b020f0a387421a12de9319dc93368') + assert.equal(hd.toBase58(false), 'xpub6ASuArnXKPbfEwhqN6e3mwBcDTgzisQN1wXN9BJcM47sSikHjJf3UFHKkNAWbWMiGj7Wf5uMash7SyYq527Hqck2AxYysAA7xmALppuCkwQ') + assert.equal(hd.toBase58(true), 'xprv9wTYmMFdV23N2TdNG573QoEsfRrWKQgWeibmLntzniatZvR9BmLnvSxqu53Kw1UmYPxLgboyZQaXwTCg8MSY3H2EU4pWcQDnRnrVA1xe8fs') + + // m/0'/1/2' + hd = hd.derivePrivate(2) + assert.equal(b2h(hd.getIdentifier()), 'ee7ab90cde56a8c0e2bb086ac49748b8db9dce72') + assert.equal(b2h(hd.getFingerprint()), 'ee7ab90c') + assert.equal(hd.getBitcoinAddress().toString(), '1NjxqbA9aZWnh17q1UW3rB4EPu79wDXj7x') + assert.equal(hd.priv.toHex().slice(0, 64), 'cbce0d719ecf7431d88e6a89fa1483e02e35092af60c042b1df2ff59fa424dca') + assert.equal(hd.priv.toWif(), 'L43t3od1Gh7Lj55Bzjj1xDAgJDcL7YFo2nEcNaMGiyRZS1CidBVU') + assert.equal(hd.pub.toHex(), '0357bfe1e341d01c69fe5654309956cbea516822fba8a601743a012a7896ee8dc2') + assert.equal(b2h(hd.chaincode), '04466b9cc8e161e966409ca52986c584f07e9dc81f735db683c3ff6ec7b1503f') + assert.equal(hd.toHex(false), '0488b21e03bef5a2f98000000204466b9cc8e161e966409ca52986c584f07e9dc81f735db683c3ff6ec7b1503f0357bfe1e341d01c69fe5654309956cbea516822fba8a601743a012a7896ee8dc2') + assert.equal(hd.toHex(true), '0488ade403bef5a2f98000000204466b9cc8e161e966409ca52986c584f07e9dc81f735db683c3ff6ec7b1503f00cbce0d719ecf7431d88e6a89fa1483e02e35092af60c042b1df2ff59fa424dca') + assert.equal(hd.toBase58(false), 'xpub6D4BDPcP2GT577Vvch3R8wDkScZWzQzMMUm3PWbmWvVJrZwQY4VUNgqFJPMM3No2dFDFGTsxxpG5uJh7n7epu4trkrX7x7DogT5Uv6fcLW5') + assert.equal(hd.toBase58(true), 'xprv9z4pot5VBttmtdRTWfWQmoH1taj2axGVzFqSb8C9xaxKymcFzXBDptWmT7FwuEzG3ryjH4ktypQSAewRiNMjANTtpgP4mLTj34bhnZX7UiM') + + // m/0'/1/2'/2 + hd = hd.derive(2) + assert.equal(b2h(hd.getIdentifier()), 'd880d7d893848509a62d8fb74e32148dac68412f') + assert.equal(b2h(hd.getFingerprint()), 'd880d7d8') + assert.equal(hd.getBitcoinAddress().toString(), '1LjmJcdPnDHhNTUgrWyhLGnRDKxQjoxAgt') + assert.equal(hd.priv.toHex().slice(0, 64), '0f479245fb19a38a1954c5c7c0ebab2f9bdfd96a17563ef28a6a4b1a2a764ef4') + assert.equal(hd.priv.toWif(), 'KwjQsVuMjbCP2Zmr3VaFaStav7NvevwjvvkqrWd5Qmh1XVnCteBR') + assert.equal(hd.pub.toHex(), '02e8445082a72f29b75ca48748a914df60622a609cacfce8ed0e35804560741d29') + assert.equal(b2h(hd.chaincode), 'cfb71883f01676f587d023cc53a35bc7f88f724b1f8c2892ac1275ac822a3edd') + assert.equal(hd.toHex(false), '0488b21e04ee7ab90c00000002cfb71883f01676f587d023cc53a35bc7f88f724b1f8c2892ac1275ac822a3edd02e8445082a72f29b75ca48748a914df60622a609cacfce8ed0e35804560741d29') + assert.equal(hd.toHex(true), '0488ade404ee7ab90c00000002cfb71883f01676f587d023cc53a35bc7f88f724b1f8c2892ac1275ac822a3edd000f479245fb19a38a1954c5c7c0ebab2f9bdfd96a17563ef28a6a4b1a2a764ef4') + assert.equal(hd.toBase58(false), 'xpub6FHa3pjLCk84BayeJxFW2SP4XRrFd1JYnxeLeU8EqN3vDfZmbqBqaGJAyiLjTAwm6ZLRQUMv1ZACTj37sR62cfN7fe5JnJ7dh8zL4fiyLHV') + assert.equal(hd.toBase58(true), 'xprvA2JDeKCSNNZky6uBCviVfJSKyQ1mDYahRjijr5idH2WwLsEd4Hsb2Tyh8RfQMuPh7f7RtyzTtdrbdqqsunu5Mm3wDvUAKRHSC34sJ7in334') + + // m/0'/1/2'/2/1000000000 + hd = hd.derive(1000000000) + assert.equal(b2h(hd.getIdentifier()), 'd69aa102255fed74378278c7812701ea641fdf32') + assert.equal(b2h(hd.getFingerprint()), 'd69aa102') + assert.equal(hd.getBitcoinAddress().toString(), '1LZiqrop2HGR4qrH1ULZPyBpU6AUP49Uam') + assert.equal(hd.priv.toHex().slice(0, 64), '471b76e389e528d6de6d816857e012c5455051cad6660850e58372a6c3e6e7c8') + assert.equal(hd.priv.toWif(), 'Kybw8izYevo5xMh1TK7aUr7jHFCxXS1zv8p3oqFz3o2zFbhRXHYs') + assert.equal(hd.pub.toHex(), '022a471424da5e657499d1ff51cb43c47481a03b1e77f951fe64cec9f5a48f7011') + assert.equal(b2h(hd.chaincode), 'c783e67b921d2beb8f6b389cc646d7263b4145701dadd2161548a8b078e65e9e') + assert.equal(hd.toHex(false), '0488b21e05d880d7d83b9aca00c783e67b921d2beb8f6b389cc646d7263b4145701dadd2161548a8b078e65e9e022a471424da5e657499d1ff51cb43c47481a03b1e77f951fe64cec9f5a48f7011') + assert.equal(hd.toHex(true), '0488ade405d880d7d83b9aca00c783e67b921d2beb8f6b389cc646d7263b4145701dadd2161548a8b078e65e9e00471b76e389e528d6de6d816857e012c5455051cad6660850e58372a6c3e6e7c8') + assert.equal(hd.toBase58(false), 'xpub6H1LXWLaKsWFhvm6RVpEL9P4KfRZSW7abD2ttkWP3SSQvnyA8FSVqNTEcYFgJS2UaFcxupHiYkro49S8yGasTvXEYBVPamhGW6cFJodrTHy') + assert.equal(hd.toBase58(true), 'xprvA41z7zogVVwxVSgdKUHDy1SKmdb533PjDz7J6N6mV6uS3ze1ai8FHa8kmHScGpWmj4WggLyQjgPie1rFSruoUihUZREPSL39UNdE3BBDu76') + }) + + it('Test vector 2', function() { + var hd = HDWallet.fromMasterHex('fffcf9f6f3f0edeae7e4e1dedbd8d5d2cfccc9c6c3c0bdbab7b4b1aeaba8a5a29f9c999693908d8a8784817e7b7875726f6c696663605d5a5754514e4b484542') + + // m + assert.equal(b2h(hd.getIdentifier()), 'bd16bee53961a47d6ad888e29545434a89bdfe95') + assert.equal(b2h(hd.getFingerprint()), 'bd16bee5') + assert.equal(hd.getBitcoinAddress().toString(), '1JEoxevbLLG8cVqeoGKQiAwoWbNYSUyYjg') + assert.equal(hd.priv.toHex().slice(0, 64), '4b03d6fc340455b363f51020ad3ecca4f0850280cf436c70c727923f6db46c3e') + assert.equal(hd.priv.toWif(), 'KyjXhyHF9wTphBkfpxjL8hkDXDUSbE3tKANT94kXSyh6vn6nKaoy') + assert.equal(hd.pub.toHex(), '03cbcaa9c98c877a26977d00825c956a238e8dddfbd322cce4f74b0b5bd6ace4a7') + assert.equal(b2h(hd.chaincode), '60499f801b896d83179a4374aeb7822aaeaceaa0db1f85ee3e904c4defbd9689') + assert.equal(hd.toHex(false), '0488b21e00000000000000000060499f801b896d83179a4374aeb7822aaeaceaa0db1f85ee3e904c4defbd968903cbcaa9c98c877a26977d00825c956a238e8dddfbd322cce4f74b0b5bd6ace4a7') + assert.equal(hd.toHex(true), '0488ade400000000000000000060499f801b896d83179a4374aeb7822aaeaceaa0db1f85ee3e904c4defbd9689004b03d6fc340455b363f51020ad3ecca4f0850280cf436c70c727923f6db46c3e') + assert.equal(hd.toBase58(false), 'xpub661MyMwAqRbcFW31YEwpkMuc5THy2PSt5bDMsktWQcFF8syAmRUapSCGu8ED9W6oDMSgv6Zz8idoc4a6mr8BDzTJY47LJhkJ8UB7WEGuduB') + assert.equal(hd.toBase58(true), 'xprv9s21ZrQH143K31xYSDQpPDxsXRTUcvj2iNHm5NUtrGiGG5e2DtALGdso3pGz6ssrdK4PFmM8NSpSBHNqPqm55Qn3LqFtT2emdEXVYsCzC2U') + + // m/0 + hd = hd.derive(0) + assert.equal(b2h(hd.getIdentifier()), '5a61ff8eb7aaca3010db97ebda76121610b78096') + assert.equal(b2h(hd.getFingerprint()), '5a61ff8e') + assert.equal(hd.getBitcoinAddress().toString(), '19EuDJdgfRkwCmRzbzVBHZWQG9QNWhftbZ') + assert.equal(hd.priv.toHex().slice(0, 64), 'abe74a98f6c7eabee0428f53798f0ab8aa1bd37873999041703c742f15ac7e1e') + assert.equal(hd.priv.toWif(), 'L2ysLrR6KMSAtx7uPqmYpoTeiRzydXBattRXjXz5GDFPrdfPzKbj') + assert.equal(hd.pub.toHex(), '02fc9e5af0ac8d9b3cecfe2a888e2117ba3d089d8585886c9c826b6b22a98d12ea') + assert.equal(b2h(hd.chaincode), 'f0909affaa7ee7abe5dd4e100598d4dc53cd709d5a5c2cac40e7412f232f7c9c') + assert.equal(hd.toHex(false), '0488b21e01bd16bee500000000f0909affaa7ee7abe5dd4e100598d4dc53cd709d5a5c2cac40e7412f232f7c9c02fc9e5af0ac8d9b3cecfe2a888e2117ba3d089d8585886c9c826b6b22a98d12ea') + assert.equal(hd.toHex(true), '0488ade401bd16bee500000000f0909affaa7ee7abe5dd4e100598d4dc53cd709d5a5c2cac40e7412f232f7c9c00abe74a98f6c7eabee0428f53798f0ab8aa1bd37873999041703c742f15ac7e1e') + assert.equal(hd.toBase58(false), 'xpub69H7F5d8KSRgmmdJg2KhpAK8SR3DjMwAdkxj3ZuxV27CprR9LgpeyGmXUbC6wb7ERfvrnKZjXoUmmDznezpbZb7ap6r1D3tgFxHmwMkQTPH') + assert.equal(hd.toBase58(true), 'xprv9vHkqa6EV4sPZHYqZznhT2NPtPCjKuDKGY38FBWLvgaDx45zo9WQRUT3dKYnjwih2yJD9mkrocEZXo1ex8G81dwSM1fwqWpWkeS3v86pgKt') + + // m/0/2147483647' + hd = hd.derivePrivate(2147483647) + assert.equal(b2h(hd.getIdentifier()), 'd8ab493736da02f11ed682f88339e720fb0379d1') + assert.equal(b2h(hd.getFingerprint()), 'd8ab4937') + assert.equal(hd.getBitcoinAddress().toString(), '1Lke9bXGhn5VPrBuXgN12uGUphrttUErmk') + assert.equal(hd.priv.toHex().slice(0, 64), '877c779ad9687164e9c2f4f0f4ff0340814392330693ce95a58fe18fd52e6e93') + assert.equal(hd.priv.toWif(), 'L1m5VpbXmMp57P3knskwhoMTLdhAAaXiHvnGLMribbfwzVRpz2Sr') + assert.equal(hd.pub.toHex(), '03c01e7425647bdefa82b12d9bad5e3e6865bee0502694b94ca58b666abc0a5c3b') + assert.equal(b2h(hd.chaincode), 'be17a268474a6bb9c61e1d720cf6215e2a88c5406c4aee7b38547f585c9a37d9') + assert.equal(hd.toHex(false), '0488b21e025a61ff8effffffffbe17a268474a6bb9c61e1d720cf6215e2a88c5406c4aee7b38547f585c9a37d903c01e7425647bdefa82b12d9bad5e3e6865bee0502694b94ca58b666abc0a5c3b') + assert.equal(hd.toHex(true), '0488ade4025a61ff8effffffffbe17a268474a6bb9c61e1d720cf6215e2a88c5406c4aee7b38547f585c9a37d900877c779ad9687164e9c2f4f0f4ff0340814392330693ce95a58fe18fd52e6e93') + assert.equal(hd.toBase58(false), 'xpub6ASAVgeehLbnwdqV6UKMHVzgqAG8Gr6riv3Fxxpj8ksbH9ebxaEyBLZ85ySDhKiLDBrQSARLq1uNRts8RuJiHjaDMBU4Zn9h8LZNnBC5y4a') + assert.equal(hd.toBase58(true), 'xprv9wSp6B7kry3Vj9m1zSnLvN3xH8RdsPP1Mh7fAaR7aRLcQMKTR2vidYEeEg2mUCTAwCd6vnxVrcjfy2kRgVsFawNzmjuHc2YmYRmagcEPdU9') + + // m/0/2147483647'/1 + hd = hd.derive(1) + assert.equal(b2h(hd.getIdentifier()), '78412e3a2296a40de124307b6485bd19833e2e34') + assert.equal(b2h(hd.getFingerprint()), '78412e3a') + assert.equal(hd.getBitcoinAddress().toString(), '1BxrAr2pHpeBheusmd6fHDP2tSLAUa3qsW') + assert.equal(hd.priv.toHex().slice(0, 64), '704addf544a06e5ee4bea37098463c23613da32020d604506da8c0518e1da4b7') + assert.equal(hd.priv.toWif(), 'KzyzXnznxSv249b4KuNkBwowaN3akiNeEHy5FWoPCJpStZbEKXN2') + assert.equal(hd.pub.toHex(), '03a7d1d856deb74c508e05031f9895dab54626251b3806e16b4bd12e781a7df5b9') + assert.equal(b2h(hd.chaincode), 'f366f48f1ea9f2d1d3fe958c95ca84ea18e4c4ddb9366c336c927eb246fb38cb') + assert.equal(hd.toHex(false), '0488b21e03d8ab493700000001f366f48f1ea9f2d1d3fe958c95ca84ea18e4c4ddb9366c336c927eb246fb38cb03a7d1d856deb74c508e05031f9895dab54626251b3806e16b4bd12e781a7df5b9') + assert.equal(hd.toHex(true), '0488ade403d8ab493700000001f366f48f1ea9f2d1d3fe958c95ca84ea18e4c4ddb9366c336c927eb246fb38cb00704addf544a06e5ee4bea37098463c23613da32020d604506da8c0518e1da4b7') + assert.equal(hd.toBase58(false), 'xpub6DF8uhdarytz3FWdA8TvFSvvAh8dP3283MY7p2V4SeE2wyWmG5mg5EwVvmdMVCQcoNJxGoWaU9DCWh89LojfZ537wTfunKau47EL2dhHKon') + assert.equal(hd.toBase58(true), 'xprv9zFnWC6h2cLgpmSA46vutJzBcfJ8yaJGg8cX1e5StJh45BBciYTRXSd25UEPVuesF9yog62tGAQtHjXajPPdbRCHuWS6T8XA2ECKADdw4Ef') + + // m/0/2147483647'/1/2147483646' + hd = hd.derivePrivate(2147483646) + assert.equal(b2h(hd.getIdentifier()), '31a507b815593dfc51ffc7245ae7e5aee304246e') + assert.equal(b2h(hd.getFingerprint()), '31a507b8') + assert.equal(hd.getBitcoinAddress().toString(), '15XVotxCAV7sRx1PSCkQNsGw3W9jT9A94R') + assert.equal(hd.priv.toHex().slice(0, 64), 'f1c7c871a54a804afe328b4c83a1c33b8e5ff48f5087273f04efa83b247d6a2d') + assert.equal(hd.priv.toWif(), 'L5KhaMvPYRW1ZoFmRjUtxxPypQ94m6BcDrPhqArhggdaTbbAFJEF') + assert.equal(hd.pub.toHex(), '02d2b36900396c9282fa14628566582f206a5dd0bcc8d5e892611806cafb0301f0') + assert.equal(b2h(hd.chaincode), '637807030d55d01f9a0cb3a7839515d796bd07706386a6eddf06cc29a65a0e29') + assert.equal(hd.toHex(false), '0488b21e0478412e3afffffffe637807030d55d01f9a0cb3a7839515d796bd07706386a6eddf06cc29a65a0e2902d2b36900396c9282fa14628566582f206a5dd0bcc8d5e892611806cafb0301f0') + assert.equal(hd.toHex(true), '0488ade40478412e3afffffffe637807030d55d01f9a0cb3a7839515d796bd07706386a6eddf06cc29a65a0e2900f1c7c871a54a804afe328b4c83a1c33b8e5ff48f5087273f04efa83b247d6a2d') + assert.equal(hd.toBase58(false), 'xpub6ERApfZwUNrhLCkDtcHTcxd75RbzS1ed54G1LkBUHQVHQKqhMkhgbmJbZRkrgZw4koxb5JaHWkY4ALHY2grBGRjaDMzQLcgJvLJuZZvRcEL') + assert.equal(hd.toBase58(true), 'xprvA1RpRA33e1JQ7ifknakTFpgNXPmW2YvmhqLQYMmrj4xJXXWYpDPS3xz7iAxn8L39njGVyuoseXzU6rcxFLJ8HFsTjSyQbLYnMpCqE2VbFWc') + + // Chain m/0/2147483647'/1/2147483646'/2 + hd = hd.derive(2) + assert.equal(b2h(hd.getIdentifier()), '26132fdbe7bf89cbc64cf8dafa3f9f88b8666220') + assert.equal(b2h(hd.getFingerprint()), '26132fdb') + assert.equal(hd.getBitcoinAddress().toString(), '14UKfRV9ZPUp6ZC9PLhqbRtxdihW9em3xt') + assert.equal(hd.priv.toHex().slice(0, 64), 'bb7d39bdb83ecf58f2fd82b6d918341cbef428661ef01ab97c28a4842125ac23') + assert.equal(hd.priv.toWif(), 'L3WAYNAZPxx1fr7KCz7GN9nD5qMBnNiqEJNJMU1z9MMaannAt4aK') + assert.equal(hd.pub.toHex(), '024d902e1a2fc7a8755ab5b694c575fce742c48d9ff192e63df5193e4c7afe1f9c') + assert.equal(b2h(hd.chaincode), '9452b549be8cea3ecb7a84bec10dcfd94afe4d129ebfd3b3cb58eedf394ed271') + assert.equal(hd.toHex(false), '0488b21e0531a507b8000000029452b549be8cea3ecb7a84bec10dcfd94afe4d129ebfd3b3cb58eedf394ed271024d902e1a2fc7a8755ab5b694c575fce742c48d9ff192e63df5193e4c7afe1f9c') + assert.equal(hd.toHex(true), '0488ade40531a507b8000000029452b549be8cea3ecb7a84bec10dcfd94afe4d129ebfd3b3cb58eedf394ed27100bb7d39bdb83ecf58f2fd82b6d918341cbef428661ef01ab97c28a4842125ac23') + assert.equal(hd.toBase58(false), 'xpub6FnCn6nSzZAw5Tw7cgR9bi15UV96gLZhjDstkXXxvCLsUXBGXPdSnLFbdpq8p9HmGsApME5hQTZ3emM2rnY5agb9rXpVGyy3bdW6EEgAtqt') + assert.equal(hd.toBase58(true), 'xprvA2nrNbFZABcdryreWet9Ea4LvTJcGsqrMzxHx98MMrotbir7yrKCEXw7nadnHM8Dq38EGfSh6dqA9QWTyefMLEcBYJUuekgW4BYPJcr9E7j') + }) + }) +}) From 966d2ee90d880bddbdec071a150655d5993de748 Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Thu, 16 Jan 2014 14:03:34 +0700 Subject: [PATCH 87/90] Remove obsolete bip32.js --- src/bip32.js | 171 -------------------------------------------------- test/bip32.js | 168 ------------------------------------------------- 2 files changed, 339 deletions(-) delete mode 100644 src/bip32.js delete mode 100644 test/bip32.js diff --git a/src/bip32.js b/src/bip32.js deleted file mode 100644 index 6d58de2..0000000 --- a/src/bip32.js +++ /dev/null @@ -1,171 +0,0 @@ -var util = require('./util'), - Address = require('./address'), - conv = require('./convert'), - ECKey = require('./eckey').ECKey, - ECPubKey = require('./eckey').ECPubKey, - base58 = require('./base58'), - assert = require('assert'), - Crypto = require('./crypto-js/crypto'); - -var BIP32key = function(opts) { - if (!opts) opts = {} - if (typeof opts == 'string') { - try { - opts = BIP32key.deserialize(opts); - } - catch(e) { - opts = BIP32key.fromMasterKey(opts); - } - } - this.vbytes = opts.vbytes; - this.depth = opts.depth; - this.fingerprint = opts.fingerprint; - this.i = opts.i; - this.chaincode = opts.chaincode; - this.key = opts.key; - this.type = conv.bytesToString(this.vbytes) == PRIVDERIV ? 'priv' : 'pub' - return this; -} - -var PRIVDERIV = BIP32key.PRIVDERIV = '\x04\x88\xAD\xE4' -var PUBDERIV = BIP32key.PUBDERIV = '\x04\x88\xB2\x1E' -var BIP32_PRIME = BIP32key.PRIME = 0x80000000 - -BIP32key.deserialize = function(str) { - var bytes = base58.decode(str) - var front = bytes.slice(0,bytes.length-4), - back = bytes.slice(bytes.length-4); - var checksum = Crypto.SHA256(Crypto.SHA256(front,{asBytes: true}), {asBytes: true}) - .slice(0,4); - if ('' + checksum != '' + back) { - throw new Error('Checksum failed'); - } - var type = conv.bytesToString(bytes.slice(0,4)) == PRIVDERIV ? 'priv' : 'pub'; - return new BIP32key({ - type: type, - vbytes: bytes.slice(0,4), - depth: bytes[4], - fingerprint: bytes.slice(5,9), - i: util.bytesToNum(bytes.slice(9,13).reverse()), - chaincode: bytes.slice(13,45), - key: type == 'priv' ? new ECKey(bytes.slice(46,78).concat([1]),true) - : new ECPubKey(bytes.slice(45,78),true) - }) -} - -BIP32key.prototype.serialize = function(enc) { - var bytes = [] - - // 4 byte: version bytes (mainnet: 0x0488B21E public, 0x0488ADE4 private; testnet: 0x043587CF public, 0x04358394 private) - bytes = bytes.concat(this.vbytes) - assert.equal(bytes.length, 4) - - // 1 byte: depth: 0x00 for master nodes, 0x01 for level-1 descendants, .... - bytes = bytes.concat([this.depth]) - assert.equal(bytes.length, 4 + 1) - - // 4 bytes: the fingerprint of the parent's key (0x00000000 if master key) - bytes = bytes.concat(this.fingerprint) - assert.equal(bytes.length, 4 + 1 + 4) - - // 4 bytes: child number. This is the number i in xi = xpar/i, - // with xi the key being serialized. This is encoded in MSB order. (0x00000000 if master key) - bytes = bytes.concat(util.numToBytes(this.i, 4).reverse()) - assert.equal(bytes.length, 4 + 1 + 4 + 4) - - // 32 bytes: the chain code - bytes = bytes.concat(this.chaincode) - assert.equal(bytes.length, 4 + 1 + 4 + 4 + 32) - - // 33 bytes: the public key or private key data - // (0x02 + X or 0x03 + X for public keys, 0x00 + k for private keys) - if (this.type == 'priv') { - bytes.push(0) - bytes = bytes.concat(this.key.toBytes().slice(0, 32)) - } else { - bytes = bytes.concat(this.key.toBytes()) - } - - assert.equal(bytes.length, 78) - - if (enc == 'bytes') return bytes - if (enc == 'hex') return conv.bytesToHex(bytes) - - var checksum = Crypto.SHA256(Crypto.SHA256(bytes, {asBytes: true}), { asBytes: true }).slice(0,4) - bytes = bytes.concat(checksum) - - return base58.encode(bytes) -} - -BIP32key.prototype.ckd = function(i) { - var priv, pub, newkey, fingerprint, blob, I; - if (this.type == 'priv') { - priv = this.key.export('bytes') - pub = this.key.getPub().export('bytes') - } - else pub = this.key.export('bytes') - - if (i >= BIP32_PRIME) { - if (!priv) throw new Error("Can't do private derivation on public key!") - blob = [0].concat(priv.slice(0,32),util.numToBytes(i,4).reverse()) - } - else blob = pub.concat(util.numToBytes(i,4).reverse()) - - I = Crypto.HMAC(Crypto.SHA512,blob,this.chaincode,{ asBytes: true }) - - if (this.type == 'priv') { - newkey = this.key.add(ECKey(I.slice(0,32).concat([1]))) - fingerprint = util.sha256ripe160(this.key.getPub().export('bytes')).slice(0,4) - } - else { - newkey = this.key.add(ECKey(I.slice(0,32).concat([1])).getPub()); - fingerprint = util.sha256ripe160(this.key.export('bytes')).slice(0,4) - } - return new BIP32key({ - vbytes: this.vbytes, - type: this.type, - depth: this.depth + 1, - fingerprint: fingerprint, - i: i, - chaincode: I.slice(32), - key: newkey - }) -} - -BIP32key.prototype.clone = function() { - return new BIP32key(this); -} - -BIP32key.prototype.privtopub = BIP32key.prototype.getPub = function() { - if (this.type == 'pub') return this.clone() - return new BIP32key({ - vbytes: conv.stringToBytes(PUBDERIV), - type: 'pub', - depth: this.depth, - fingerprint: this.fingerprint, - i: this.i, - chaincode: this.chaincode, - key: this.key.getPub() - }) -} - -BIP32key.fromMasterKey = function(seed) { - var I = Crypto.HMAC(Crypto.SHA512,seed, 'Bitcoin seed', { asBytes: true }) - return new BIP32key({ - vbytes: conv.stringToBytes(PRIVDERIV), - type: 'priv', - depth: 0, - fingerprint: [0,0,0,0], - i: 0, - chaincode: I.slice(32), - key: new ECKey(I.slice(0,32).concat([1]),true) - }) -} - -BIP32key.prototype.getKey = function() { return this.key } - -BIP32key.prototype.bitcoinAddress = function() { - return new Address(util.sha256ripe160(this.getPub().key.export('bytes'))) -} - -module.exports = BIP32key; diff --git a/test/bip32.js b/test/bip32.js deleted file mode 100644 index dbf04a2..0000000 --- a/test/bip32.js +++ /dev/null @@ -1,168 +0,0 @@ -/* global describe, it */ -var assert = require('assert'); -var BIP32key = require('../src/bip32.js'); -var convert = require('../src/convert.js') -var hexToBytes = convert.hexToBytes; -var bytesToString = convert.bytesToString; - -var BIP32_PRIME = 0x80000000; - -function checkKey(key, extPriv, extPub) { - assert.equal(key.serialize(), extPriv); - assert.equal(key.getPub().serialize(), extPub); -} - -function checkKeyHex(key, extPriv, extPub) { - assert.equal(key.serialize('hex'), extPriv); - assert.equal(key.getPub().serialize('hex'), extPub); -} - -describe('BIP32key', function() { - describe('BIP-0032 Test Vectors', function() { - describe('vector 1', function() { - // Extracted from https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki#Test_Vectors - var masterHex = '000102030405060708090a0b0c0d0e0f' - , masterBytes = convert.hexToBytes(masterHex) - , masterString = convert.bytesToString(masterBytes) - , m = BIP32key.fromMasterKey(masterString) - - it('handles chain m', function() { - var chain = m - - // Identifier - //assert.equal(???, '3442193e1bb70916e914552172cd4e2dbc9df811') - - // Fingerprint - // assert.equal('???', 0x3442193e) - - // Main address - assert.equal(chain.bitcoinAddress().toString(), '15mKKb2eos1hWa6tisdPwwDC1a5J1y9nma') - - // Secret key - chain.key.compressed = false - assert.equal(chain.key.toHex(), 'e8f32e723decf4051aefac8e2c93c9c5b214313817cdb01a1494b917c8436b35') - - chain.key.compressed = true - assert.equal(chain.key.toWif(), 'L52XzL2cMkHxqxBXRyEpnPQZGUs3uKiL3R11XbAdHigRzDozKZeW') - - // Public key - assert.equal(chain.getPub().key.toHex(), '0339a36013301597daef41fbe593a02cc513d0b55527ec2df1050e2e8ff49c85c2') - - // Chain code - assert.equal(convert.bytesToHex(chain.chaincode), '873dff81c02f525623fd1fe5167eac3a55a049de3d314bb42ee227ffed37d508') - - // Serialized - assert.equal(chain.getPub().serialize('hex'), '0488b21e000000000000000000873dff81c02f525623fd1fe5167eac3a55a049de3d314bb42ee227ffed37d5080339a36013301597daef41fbe593a02cc513d0b55527ec2df1050e2e8ff49c85c2') - assert.equal(chain.serialize('hex'), '0488ade4000000000000000000873dff81c02f525623fd1fe5167eac3a55a049de3d314bb42ee227ffed37d50800e8f32e723decf4051aefac8e2c93c9c5b214313817cdb01a1494b917c8436b35') - assert.equal(chain.getPub().serialize('base58'), 'xpub661MyMwAqRbcFtXgS5sYJABqqG9YLmC4Q1Rdap9gSE8NqtwybGhePY2gZ29ESFjqJoCu1Rupje8YtGqsefD265TMg7usUDFdp6W1EGMcet8') - assert.equal(chain.serialize('base58'), 'xprv9s21ZrQH143K3QTDL4LXw2F7HEK3wJUD2nW2nRk4stbPy6cq3jPPqjiChkVvvNKmPGJxWUtg6LnF5kejMRNNU3TGtRBeJgk33yuGBxrMPHi') - }) - - it('handles chain m/0\'', function() { - var chain = m.ckd(BIP32key.PRIME + 0) - - // Identifier - //assert.equal(???, '5c1bd648ed23aa5fd50ba52b2457c11e9e80a6a7') - - // Fingerprint - // assert.equal('???', 0x5c1bd648) - - // Main address - // assert.equal(chain.bitcoinAddress().toString(), '19Q2WoS5hSS6T8GjhK8KZLMgmWaq4neXrh') - - // Secret key - chain.key.compressed = false - assert.equal(chain.key.toHex(), 'edb2e14f9ee77d26dd93b4ecede8d16ed408ce149b6cd80b0715a2d911a0afea') - - chain.key.compressed = true - assert.equal(chain.key.toWif(), 'L5BmPijJjrKbiUfG4zbiFKNqkvuJ8usooJmzuD7Z8dkRoTThYnAT') - - // Public key - assert.equal(chain.getPub().key.toHex(), '035a784662a4a20a65bf6aab9ae98a6c068a81c52e4b032c0fb5400c706cfccc56') - - // Chain code - assert.equal(convert.bytesToHex(chain.chaincode), '47fdacbd0f1097043b78c63c20c34ef4ed9a111d980047ad16282c7ae6236141') - - // Serialized - assert.equal(chain.getPub().serialize('hex'), '0488b21e013442193e8000000047fdacbd0f1097043b78c63c20c34ef4ed9a111d980047ad16282c7ae6236141035a784662a4a20a65bf6aab9ae98a6c068a81c52e4b032c0fb5400c706cfccc56') - assert.equal(chain.serialize('hex'), '0488ade4013442193e8000000047fdacbd0f1097043b78c63c20c34ef4ed9a111d980047ad16282c7ae623614100edb2e14f9ee77d26dd93b4ecede8d16ed408ce149b6cd80b0715a2d911a0afea') - assert.equal(chain.getPub().serialize('base58'), 'xpub68Gmy5EdvgibQVfPdqkBBCHxA5htiqg55crXYuXoQRKfDBFA1WEjWgP6LHhwBZeNK1VTsfTFUHCdrfp1bgwQ9xv5ski8PX9rL2dZXvgGDnw') - assert.equal(chain.serialize('base58'), 'xprv9uHRZZhk6KAJC1avXpDAp4MDc3sQKNxDiPvvkX8Br5ngLNv1TxvUxt4cV1rGL5hj6KCesnDYUhd7oWgT11eZG7XnxHrnYeSvkzY7d2bhkJ7') - }) - - it('handles chain m/0\'/1', function() { - var chain = m.ckd(BIP32key.PRIME + 0).ckd(1) - - // Identifier - //assert.equal(???, 'bef5a2f9a56a94aab12459f72ad9cf8cf19c7bbe') - - // Fingerprint - // assert.equal('???', 0xbef5a2f9) - - // Main address - // assert.equal(chain.bitcoinAddress().toString(), '1JQheacLPdM5ySCkrZkV66G2ApAXe1mqLj') - - // Secret key - chain.key.compressed = false - assert.equal(chain.key.toHex(), '3c6cb8d0f6a264c91ea8b5030fadaa8e538b020f0a387421a12de9319dc93368') - - chain.key.compressed = true - assert.equal(chain.key.toWif(), 'KyFAjQ5rgrKvhXvNMtFB5PCSKUYD1yyPEe3xr3T34TZSUHycXtMM') - - // Public key - assert.equal(chain.getPub().key.toHex(), '03501e454bf00751f24b1b489aa925215d66af2234e3891c3b21a52bedb3cd711c') - - // Chain code - assert.equal(convert.bytesToHex(chain.chaincode), '2a7857631386ba23dacac34180dd1983734e444fdbf774041578e9b6adb37c19') - - // Serialized - assert.equal(chain.getPub().serialize('hex'), '0488b21e025c1bd648000000012a7857631386ba23dacac34180dd1983734e444fdbf774041578e9b6adb37c1903501e454bf00751f24b1b489aa925215d66af2234e3891c3b21a52bedb3cd711c') - assert.equal(chain.serialize('hex'), '0488ade4025c1bd648000000012a7857631386ba23dacac34180dd1983734e444fdbf774041578e9b6adb37c19003c6cb8d0f6a264c91ea8b5030fadaa8e538b020f0a387421a12de9319dc93368') - assert.equal(chain.getPub().serialize('base58'), 'xpub6ASuArnXKPbfEwhqN6e3mwBcDTgzisQN1wXN9BJcM47sSikHjJf3UFHKkNAWbWMiGj7Wf5uMash7SyYq527Hqck2AxYysAA7xmALppuCkwQ') - assert.equal(chain.serialize('base58'), 'xprv9wTYmMFdV23N2TdNG573QoEsfRrWKQgWeibmLntzniatZvR9BmLnvSxqu53Kw1UmYPxLgboyZQaXwTCg8MSY3H2EU4pWcQDnRnrVA1xe8fs') - }) - }) - - it('handles vector 2', function() { - return - var seed_str = 'fffcf9f6f3f0edeae7e4e1dedbd8d5d2cfccc9c6c3c0bdbab7b4b1aeaba8a5a29f9c999693908d8a8784817e7b7875726f6c696663605d5a5754514e4b484542'; - var seed = bytesToString(hexToBytes(seed_str)); - - var key = new BIP32key(seed); - - checkKey(key, - 'xprv9s21ZrQH143K31xYSDQpPDxsXRTUcvj2iNHm5NUtrGiGG5e2DtALGdso3pGz6ssrdK4PFmM8NSpSBHNqPqm55Qn3LqFtT2emdEXVYsCzC2U', - 'xpub661MyMwAqRbcFW31YEwpkMuc5THy2PSt5bDMsktWQcFF8syAmRUapSCGu8ED9W6oDMSgv6Zz8idoc4a6mr8BDzTJY47LJhkJ8UB7WEGuduB'); - - var branch = key.ckd(0); - - checkKey(branch, - 'xprv9vHkqa6EV4sPZHYqZznhT2NPtPCjKuDKGY38FBWLvgaDx45zo9WQRUT3dKYnjwih2yJD9mkrocEZXo1ex8G81dwSM1fwqWpWkeS3v86pgKt', - 'xpub69H7F5d8KSRgmmdJg2KhpAK8SR3DjMwAdkxj3ZuxV27CprR9LgpeyGmXUbC6wb7ERfvrnKZjXoUmmDznezpbZb7ap6r1D3tgFxHmwMkQTPH'); - - var branch2 = branch.ckd(2147483647 + BIP32_PRIME); - - checkKey(branch2, - 'xprv9wSp6B7kry3Vj9m1zSnLvN3xH8RdsPP1Mh7fAaR7aRLcQMKTR2vidYEeEg2mUCTAwCd6vnxVrcjfy2kRgVsFawNzmjuHc2YmYRmagcEPdU9', - 'xpub6ASAVgeehLbnwdqV6UKMHVzgqAG8Gr6riv3Fxxpj8ksbH9ebxaEyBLZ85ySDhKiLDBrQSARLq1uNRts8RuJiHjaDMBU4Zn9h8LZNnBC5y4a'); - - var branch3 = branch2.ckd(1); - - checkKey(branch3, - 'xprv9zFnWC6h2cLgpmSA46vutJzBcfJ8yaJGg8cX1e5StJh45BBciYTRXSd25UEPVuesF9yog62tGAQtHjXajPPdbRCHuWS6T8XA2ECKADdw4Ef', - 'xpub6DF8uhdarytz3FWdA8TvFSvvAh8dP3283MY7p2V4SeE2wyWmG5mg5EwVvmdMVCQcoNJxGoWaU9DCWh89LojfZ537wTfunKau47EL2dhHKon'); - - var branch4 = branch3.ckd(2147483646 + BIP32_PRIME); - - checkKey(branch4, - 'xprvA1RpRA33e1JQ7ifknakTFpgNXPmW2YvmhqLQYMmrj4xJXXWYpDPS3xz7iAxn8L39njGVyuoseXzU6rcxFLJ8HFsTjSyQbLYnMpCqE2VbFWc', - 'xpub6ERApfZwUNrhLCkDtcHTcxd75RbzS1ed54G1LkBUHQVHQKqhMkhgbmJbZRkrgZw4koxb5JaHWkY4ALHY2grBGRjaDMzQLcgJvLJuZZvRcEL'); - - var branch5 = branch4.ckd(2); - - checkKey(branch5, - 'xprvA2nrNbFZABcdryreWet9Ea4LvTJcGsqrMzxHx98MMrotbir7yrKCEXw7nadnHM8Dq38EGfSh6dqA9QWTyefMLEcBYJUuekgW4BYPJcr9E7j', - 'xpub6FnCn6nSzZAw5Tw7cgR9bi15UV96gLZhjDstkXXxvCLsUXBGXPdSnLFbdpq8p9HmGsApME5hQTZ3emM2rnY5agb9rXpVGyy3bdW6EEgAtqt'); - }) - }) -}) From e3cf19343dd4c655899b9055c2dabd2d9d305643 Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Thu, 16 Jan 2014 16:05:11 +0700 Subject: [PATCH 88/90] Replace BIP32key with HDWallet in index.js --- src/index.js | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/index.js b/src/index.js index 0ae832d..559c35b 100644 --- a/src/index.js +++ b/src/index.js @@ -42,7 +42,7 @@ module.exports = { Wallet: require('./wallet'), ecdsa: require('./ecdsa'), - BIP32key: require('./bip32'), + HDWallet: require('./hdwallet.js'), // base58 encoding/decoding to bytes base58: require('./base58'), From 4edbaee96ad53a420b329cb281e20c17a4e40198 Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Thu, 16 Jan 2014 16:06:58 +0700 Subject: [PATCH 89/90] Fix wallet.js so it does not crash with HDWallet. --- src/wallet.js | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/src/wallet.js b/src/wallet.js index 9f674bd..a5c955d 100644 --- a/src/wallet.js +++ b/src/wallet.js @@ -5,11 +5,10 @@ var util = require('./util'); var BigInteger = require('./jsbn/jsbn'); -var BIP32key = require('./bip32'); - var Transaction = require('./transaction').Transaction; var TransactionIn = require('./transaction').TransactionIn; var TransactionOut = require('./transaction').TransactionOut; +var HDWallet = require('./hdwallet.js') var SecureRandom = require('./jsbn/rng'); var rng = new SecureRandom(); @@ -26,7 +25,7 @@ var Wallet = function (seed) { // Transaction output data this.outputs = {}; - + // Make a new master key this.newMasterKey = function(seed) { if (!seed) { @@ -34,7 +33,7 @@ var Wallet = function (seed) { rng.nextBytes(seedBytes); seed = conv.bytesToString(seedBytes) } - masterkey = new BIP32key(seed); + masterkey = new HDWallet(seed); keys = [] } this.newMasterKey(seed) @@ -45,7 +44,7 @@ var Wallet = function (seed) { this.addresses.push(keys[keys.length-1].getBitcoinAddress().toString()) return this.addresses[this.addresses.length - 1] } - + // Processes a transaction object // If "verified" is true, then we trust the transaction as "final" this.processTx = function(tx, verified) { @@ -108,9 +107,9 @@ var Wallet = function (seed) { if (totalval >= value) return utxo.slice(0,i+1); } throw ("Not enough money to send funds including transaction fee. Have: " - + (totalval / 100000000) + ", needed: " + (value / 100000000)); + + (totalval / 100000000) + ", needed: " + (value / 100000000)); } - + this.mkSend = function(to, value, fee) { var utxo = this.getUtxoToPay(value + fee) var sum = utxo.reduce(function(t,o) { return t + o.value },0), From a68b0910afdd259253db9a2c92045ca5bcf795c6 Mon Sep 17 00:00:00 2001 From: Andreas Brekken Date: Wed, 22 Jan 2014 16:29:09 +0700 Subject: [PATCH 90/90] Fix wrong bitcoin address from priv key. --- src/eckey.js | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/src/eckey.js b/src/eckey.js index bfd028b..6ec4f0d 100644 --- a/src/eckey.js +++ b/src/eckey.js @@ -48,8 +48,9 @@ ECKey.prototype.import = function (input,compressed) { : null }; -ECKey.prototype.getPub = function() { - return ECPubKey(ecparams.getG().multiply(this.priv),this.compressed) +ECKey.prototype.getPub = function(compressed) { + if (compressed === undefined) compressed = this.compressed + return ECPubKey(ecparams.getG().multiply(this.priv),compressed) } /** @@ -137,7 +138,7 @@ ECPubKey.prototype['export'] = function(format) { ECPubKey.prototype.toBytes = function(compressed) { if (compressed === undefined) compressed = this.compressed - return this.pub.getEncoded(this.compressed) + return this.pub.getEncoded(compressed) } ECPubKey.prototype.toHex = function() { @@ -159,10 +160,9 @@ ECPubKey.prototype.toString = function() { } ECPubKey.prototype.getBitcoinAddress = function(v) { - return new Address(util.sha256ripe160(this.export()),v); + return new Address(util.sha256ripe160(this.toBytes()), v); } - ECKey.prototype.sign = function (hash) { return ecdsa.sign(hash, this.priv); };