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bitcoinjs-lib
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Removed debug statements.

hk-custom-address
Stefan Thomas 14 years ago
parent
708ada61fa
commit
5cd49a1c89
1 changed files with 1 additions and 48 deletions
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  1. 49
      ecdsa.js

49
ecdsa.js
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@ -74,9 +74,7 @@ ECPointFp.prototype.add2D = function (b) {
var x_x = b.x.subtract(this.x);
var y_y = b.y.subtract(this.y);
var gamma = y_y.divide(x_x);
/*console.log("b.y: ", Crypto.util.bytesToHex(b.y.toBigInteger().toByteArrayUnsigned()));
console.log("this.y: ", Crypto.util.bytesToHex(this.y.toBigInteger().toByteArrayUnsigned()));
console.log("b.y-this.y: ", Crypto.util.bytesToHex(b.y.subtract(this.y).toBigInteger().toByteArrayUnsigned()));*/
var x3 = gamma.square().subtract(this.x).subtract(b.x);
var y3 = gamma.multiply(this.x.subtract(x3)).subtract(this.y);
@ -141,17 +139,6 @@ Bitcoin.ECDSA = (function () {
var Z = P.add2D(Q);
var R = P.curve.getInfinity();
console.log(P.curve, Q.curve);
console.log("Px: ", Crypto.util.bytesToHex(P.x.toBigInteger().toByteArrayUnsigned()));
console.log("Py: ", Crypto.util.bytesToHex(P.y.toBigInteger().toByteArrayUnsigned()));
console.log("Pz: ", Crypto.util.bytesToHex(P.z.toByteArrayUnsigned()));
console.log("Qx: ", Crypto.util.bytesToHex(Q.x.toBigInteger().toByteArrayUnsigned()));
console.log("Qy: ", Crypto.util.bytesToHex(Q.y.toBigInteger().toByteArrayUnsigned()));
console.log("Qz: ", Crypto.util.bytesToHex(Q.z.toByteArrayUnsigned()));
console.log("Zx: ", Crypto.util.bytesToHex(Z.x.toBigInteger().toByteArrayUnsigned()));
console.log("Zy: ", Crypto.util.bytesToHex(Z.y.toBigInteger().toByteArrayUnsigned()));
console.log("Zz: ", Crypto.util.bytesToHex(Z.z.toByteArrayUnsigned()));
for (var i = m - 1; i >= 0; --i) {
R = R.twice2D();
@ -160,24 +147,14 @@ Bitcoin.ECDSA = (function () {
if (k.testBit(i)) {
if (l.testBit(i)) {
R = R.add2D(Z);
if (i > (m-5)) console.log("RC: 1");
} else {
R = R.add2D(P);
if (i > (m-5)) console.log("RC: 2");
}
} else {
if (l.testBit(i)) {
R = R.add2D(Q);
if (i > (m-5)) console.log("RC: 3");
} else {
if (i > (m-5)) console.log("RC: 4");
}
}
if (i > (m-5)) {
console.log("Rx: ", Crypto.util.bytesToHex(R.x.toBigInteger().toByteArrayUnsigned()));
console.log("Ry: ", Crypto.util.bytesToHex(R.y.toBigInteger().toByteArrayUnsigned()));
console.log("Rz: ", Crypto.util.bytesToHex(R.z.toByteArrayUnsigned()));
}
}
return R;
@ -195,9 +172,6 @@ Bitcoin.ECDSA = (function () {
var n = ecparams.getN();
var e = BigInteger.fromByteArrayUnsigned(hash);
console.log("signhash: "+ Crypto.util.bytesToHex(hash));
console.log("e: "+ Crypto.util.bytesToHex(e.toByteArrayUnsigned()));
do {
var k = ECDSA.getBigRandom(n);
var G = ecparams.getG();
@ -205,15 +179,8 @@ Bitcoin.ECDSA = (function () {
var r = Q.getX().toBigInteger().mod(n);
} while (r.compareTo(BigInteger.ZERO) <= 0);
console.log("k: "+ Crypto.util.bytesToHex(k.toByteArrayUnsigned()));
console.log("r: "+ Crypto.util.bytesToHex(r.toByteArrayUnsigned()));
var s = k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);
console.log("d*r: "+ Crypto.util.bytesToHex(d.multiply(r).toByteArrayUnsigned()));
console.log("e+d*r: "+ Crypto.util.bytesToHex(e.add(d.multiply(r)).toByteArrayUnsigned()));
console.log("s: "+ Crypto.util.bytesToHex(s.toByteArrayUnsigned()));
var rBa = r.toByteArrayUnsigned();
var sBa = s.toByteArrayUnsigned();
@ -255,8 +222,6 @@ Bitcoin.ECDSA = (function () {
var n = ecparams.getN();
var e = BigInteger.fromByteArrayUnsigned(hash);
console.log("e: "+ Crypto.util.bytesToHex(e.toByteArrayUnsigned()));
var r = BigInteger.fromByteArrayUnsigned(rBa);
var s = BigInteger.fromByteArrayUnsigned(sBa);
@ -273,23 +238,11 @@ Bitcoin.ECDSA = (function () {
var u1 = e.multiply(c).mod(n);
var u2 = r.multiply(c).mod(n);
console.log("r: "+ Crypto.util.bytesToHex(r.toByteArrayUnsigned()));
console.log("u1: "+ Crypto.util.bytesToHex(u1.toByteArrayUnsigned()));
console.log("u2: "+ Crypto.util.bytesToHex(u2.toByteArrayUnsigned()));
var G = ecparams.getG();
var Q = ECPointFp.decodeFrom(ecparams.getCurve(), pubkey);
console.log("G.x: ", Crypto.util.bytesToHex(G.x.toBigInteger().toByteArrayUnsigned()));
console.log("G.y: ", Crypto.util.bytesToHex(G.y.toBigInteger().toByteArrayUnsigned()));
console.log("Q.x: ", Crypto.util.bytesToHex(Q.x.toBigInteger().toByteArrayUnsigned()));
console.log("Q.y: ", Crypto.util.bytesToHex(Q.y.toBigInteger().toByteArrayUnsigned()));
var point = implShamirsTrick(G, u1, Q, u2);
console.log("P.x: ", Crypto.util.bytesToHex(point.x.toBigInteger().toByteArrayUnsigned()));
console.log("P.y: ", Crypto.util.bytesToHex(point.y.toBigInteger().toByteArrayUnsigned()));
var v = point.x.toBigInteger().mod(n);
return v.equals(r);

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