LBRYCommunity/bitcoinjs-lib
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

ECSignature: use types.tuple for arguments

Browse source
This commit is contained in:
Daniel Cousens 2015-08-12 13:17:24 +10:00
parent 33a9dc4cce
commit 92d16142d1
1 changed files with 2 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
src/ecsignature.js
View file

@ -4,8 +4,7 @@ var types = require('./types')
var BigInteger = require('bigi')
function ECSignature (r, s) {
typeforce(types.BigInt, r)
typeforce(types.BigInt, s)
typeforce(types.tuple(types.BigInt, types.BigInt), arguments)
this.r = r
this.s = s
@ -40,7 +39,7 @@ ECSignature.fromDER = function (buffer) {
if (buffer[1] !== buffer.length - 2) throw new Error('Invalid sequence length')
if (buffer[2] !== 0x02) throw new Error('Expected a DER integer')
var lenR = buffer.readUInt8(3)
var lenR = buffer[3]
if (lenR === 0) throw new Error('R length is zero')
if (5 + lenR >= buffer.length) throw new Error('Invalid DER encoding')
if (buffer[4 + lenR] !== 0x02) throw new Error('Expected a DER integer (2)')