From 6eae0241aa0c6d8c24a2f877083585d12ec50b3a Mon Sep 17 00:00:00 2001 From: Daniel Cousens Date: Tue, 12 Jul 2016 12:31:54 +1000 Subject: [PATCH] Transaction: allow parameterizable buffer --- src/transaction.js | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/src/transaction.js b/src/transaction.js index f645dca..382fc5d 100644 --- a/src/transaction.js +++ b/src/transaction.js @@ -241,7 +241,7 @@ Transaction.prototype.hashForSignature = function (inIndex, prevOutScript, hashT // serialize and hash var buffer = new Buffer(txTmp.byteLength() + 4) buffer.writeInt32LE(hashType, buffer.length - 4) - txTmp.toBuffer().copy(buffer, 0) + txTmp.toBuffer(buffer, 0) return bcrypto.hash256(buffer) } @@ -255,10 +255,10 @@ Transaction.prototype.getId = function () { return bufferReverse(this.getHash()).toString('hex') } -Transaction.prototype.toBuffer = function () { - var buffer = new Buffer(this.byteLength()) +Transaction.prototype.toBuffer = function (buffer, offset) { + if (!buffer) buffer = new Buffer(this.byteLength()) - var offset = 0 + offset = offset || 0 function writeSlice (slice) { slice.copy(buffer, offset) offset += slice.length