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BufferExt: rename to bufferutils

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This commit is contained in:
Daniel Cousens 2014-05-13 16:38:13 +10:00
parent 7a740c2e7b
commit 05e0d08098
5 changed files with 14 additions and 101 deletions
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0
src/buffer.js → src/bufferutils.js
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2
src/index.js
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@ -6,7 +6,7 @@ module.exports = {
Address: require('./address'),
base58: require('./base58'),
base58check: require('./base58check'),
BufferExt: require('./buffer'),
bufferutils: require('./bufferutils'),
convert: require('./convert'),
crypto: require('./crypto'),
ec: ec,

7
src/message.js
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@ -1,7 +1,6 @@
/// Implements Bitcoin's feature for signing arbitrary messages.
var Address = require('./address')
var BufferExt = require('./buffer')
var bufferutils = require('./bufferutils')
var crypto = require('./crypto')
var ecdsa = require('./ecdsa')
var ECPubKey = require('./eckey').ECPubKey
@ -11,8 +10,8 @@ var MAGIC_PREFIX = new Buffer('\x18Bitcoin Signed Message:\n')
function magicHash(message) {
var messageBuffer = new Buffer(message)
var lengthBuffer = new Buffer(BufferExt.varIntSize(messageBuffer.length))
BufferExt.writeVarInt(lengthBuffer, messageBuffer.length, 0)
var lengthBuffer = new Buffer(bufferutils.varIntSize(messageBuffer.length))
bufferutils.writeVarInt(lengthBuffer, messageBuffer.length, 0)
var buffer = Buffer.concat([
MAGIC_PREFIX, lengthBuffer, messageBuffer

20
src/transaction.js
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@ -3,14 +3,14 @@
var assert = require('assert')
var Address = require('./address')
var BigInteger = require('bigi')
var BufferExt = require('./buffer')
var bufferutils = require('./bufferutils')
var Script = require('./script')
var convert = require('./convert')
var crypto = require('./crypto')
var ECKey = require('./eckey').ECKey
var ecdsa = require('./ecdsa')
var Transaction = function (doc) {
function Transaction(doc) {
if (!(this instanceof Transaction)) { return new Transaction(doc) }
this.version = 1
this.locktime = 0
@ -122,17 +122,17 @@ Transaction.prototype.addOutput = function (address, value) {
*/
Transaction.prototype.serialize = function () {
var txInSize = this.ins.reduce(function(a, x) {
return a + (40 + BufferExt.varIntSize(x.script.buffer.length) + x.script.buffer.length)
return a + (40 + bufferutils.varIntSize(x.script.buffer.length) + x.script.buffer.length)
}, 0)
var txOutSize = this.outs.reduce(function(a, x) {
return a + (8 + BufferExt.varIntSize(x.script.buffer.length) + x.script.buffer.length)
return a + (8 + bufferutils.varIntSize(x.script.buffer.length) + x.script.buffer.length)
}, 0)
var buffer = new Buffer(
8 +
BufferExt.varIntSize(this.ins.length) +
BufferExt.varIntSize(this.outs.length) +
bufferutils.varIntSize(this.ins.length) +
bufferutils.varIntSize(this.outs.length) +
txInSize +
txOutSize
)
@ -148,11 +148,11 @@ Transaction.prototype.serialize = function () {
offset += 4
}
function writeUInt64(i) {
BufferExt.writeUInt64LE(buffer, i, offset)
bufferutils.writeUInt64LE(buffer, i, offset)
offset += 8
}
function writeVarInt(i) {
var n = BufferExt.writeVarInt(buffer, i, offset)
var n = bufferutils.writeVarInt(buffer, i, offset)
offset += n
}
@ -294,12 +294,12 @@ Transaction.deserialize = function(buffer) {
return i
}
function readUInt64() {
var i = BufferExt.readUInt64LE(buffer, offset)
var i = bufferutils.readUInt64LE(buffer, offset)
offset += 8
return i
}
function readVarInt() {
var vi = BufferExt.readVarInt(buffer, offset)
var vi = bufferutils.readVarInt(buffer, offset)
offset += vi.size
return vi.number
}

86
test/buffer.js
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@ -1,86 +0,0 @@
var assert = require('assert')
var BufferExt = require('../').BufferExt
var fixtures = require('./fixtures/buffer.js')
describe('Buffer Extensions', function() {
describe('readUInt64LE', function() {
it('matches test vectors', function() {
fixtures.valid.forEach(function(f) {
var buffer = new Buffer(f.hex64, 'hex')
var number = BufferExt.readUInt64LE(buffer, 0)
assert.equal(number, f.dec)
})
})
})
describe('readVarInt', function() {
it('matches test vectors', function() {
fixtures.valid.forEach(function(f) {
var buffer = new Buffer(f.hexVI, 'hex')
var d = BufferExt.readVarInt(buffer, 0)
assert.equal(d.number, f.dec)
assert.equal(d.size, buffer.length)
})
})
})
describe('varIntSize', function() {
it('matches test vectors', function() {
fixtures.valid.forEach(function(f) {
var number = parseInt(f.dec)
var size = BufferExt.varIntSize(number)
assert.equal(size, f.hexVI.length / 2)
})
})
})
describe('writeUInt64LE', function() {
it('matches test vectors', function() {
fixtures.valid.forEach(function(f) {
var buffer = new Buffer(8)
buffer.fill(0)
BufferExt.writeUInt64LE(buffer, f.dec, 0)
assert.equal(buffer.toString('hex'), f.hex64)
})
})
fixtures.invalid.forEach(function(f) {
it('throws on ' + f.description, function() {
assert.throws(function() {
var buffer = new Buffer(8)
buffer.fill(0)
BufferExt.writeUInt64LE(buffer, f.dec, 0)
})
})
})
})
describe('writeVarInt', function() {
it('matches test vectors', function() {
fixtures.valid.forEach(function(f) {
var buffer = new Buffer(9)
buffer.fill(0)
var n = BufferExt.writeVarInt(buffer, f.dec, 0)
assert.equal(buffer.slice(0, n).toString('hex'), f.hexVI)
})
})
fixtures.invalid.forEach(function(f) {
it('throws on ' + f.description, function() {
assert.throws(function() {
var buffer = new Buffer(9)
buffer.fill(0)
BufferExt.writeVarInt(buffer, f.dec, 0)
})
})
})
})
})