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bitcore-lib-zcash
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"hashbuf" indicates type is a buffer

This commit is contained in:
Ryan X. Charles 2014-08-20 10:46:01 -07:00
parent ca7fdd77c1
commit 3e82c57e19
1 changed files with 13 additions and 13 deletions
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26
lib/ecdsa.js
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@ -6,10 +6,10 @@ var Privkey = require('./privkey');
var Pubkey = require('./pubkey');
var Random = require('./random');
var ECDSA = function ECDSA(hash, key, sig, k) {
var ECDSA = function ECDSA(hashbuf, key, sig, k) {
if (!(this instanceof ECDSA))
return new ECDSA(hash, key, sig, k);
this.hash = hash;
return new ECDSA(hashbuf, key, sig, k);
this.hashbuf = hashbuf;
this.key = key;
this.sig = sig;
this.k = k;
@ -36,8 +36,8 @@ ECDSA.prototype.calci = function() {
ECDSA.prototype.fromString = function(str) {
var obj = JSON.parse(str);
if (obj.hash)
this.hash = new Buffer(obj.hash, 'hex');
if (obj.hashbuf)
this.hashbuf = new Buffer(obj.hashbuf, 'hex');
if (obj.key)
this.key = Key().fromString(obj.key);
if (obj.sig)
@ -62,7 +62,7 @@ ECDSA.prototype.sig2pubkey = function() {
if (!(i === 0 || i === 1 || i === 2 || i === 3))
throw new Error('signature: i must be equal to 0, 1, 2, or 3');
var e = BN().fromBuffer(this.hash);
var e = BN().fromBuffer(this.hashbuf);
var r = this.sig.r;
var s = this.sig.s;
@ -103,7 +103,7 @@ ECDSA.prototype.sig2pubkey = function() {
};
ECDSA.prototype.sigError = function() {
if (!Buffer.isBuffer(this.hash) || this.hash.length !== 32)
if (!Buffer.isBuffer(this.hashbuf) || this.hashbuf.length !== 32)
return 'Invalid hash';
try {
@ -118,7 +118,7 @@ ECDSA.prototype.sigError = function() {
|| !(s.gt(0) && s.lt(Point.getN())))
return 'r and s not in range';
var e = BN().fromBuffer(this.hash);
var e = BN().fromBuffer(this.hashbuf);
var n = Point.getN();
var sinv = s.invm(n);
var u1 = sinv.mul(e).mod(n);
@ -135,17 +135,17 @@ ECDSA.prototype.sigError = function() {
};
ECDSA.prototype.sign = function() {
var hash = this.hash;
var hashbuf = this.hashbuf;
var privkey = this.key.privkey;
var k = this.k;
var d = privkey.bn;
if (!hash || !privkey || !k || !d)
if (!hashbuf || !privkey || !k || !d)
throw new Error('ecdsa: invalid parameters');
var N = Point.getN();
var G = Point.getG();
var e = BN().fromBuffer(hash);
var e = BN().fromBuffer(hashbuf);
do {
var Q = G.mul(k);
@ -164,8 +164,8 @@ ECDSA.prototype.signRandomK = function() {
ECDSA.prototype.toString = function() {
var obj = {};
if (this.hash)
obj.hash = this.hash.toString('hex');
if (this.hashbuf)
obj.hashbuf = this.hashbuf.toString('hex');
if (this.key)
obj.key = this.key.toString();
if (this.sig)