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bitcore
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canonical BN notation

This commit is contained in:
Ryan X. Charles 2014-09-17 15:22:52 -07:00
parent 5f21059bf8
commit 0eeba8eadb
1 changed files with 5 additions and 5 deletions
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10
lib/bip32.js
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@ -5,7 +5,7 @@ var Pubkey = require('./pubkey');
var Privkey = require('./privkey'); var Privkey = require('./privkey');
var Point = require('./point'); var Point = require('./point');
var Random = require('./random'); var Random = require('./random');
var bn = require('./bn'); var BN = require('./bn');
var constants = require('./constants'); var constants = require('./constants');
var BIP32 = function BIP32(obj) { var BIP32 = function BIP32(obj) {
@ -72,7 +72,7 @@ BIP32.prototype.fromSeed = function(bytes, networkstr) {
this.chaincode = hash.slice(32, 64); this.chaincode = hash.slice(32, 64);
this.version = constants[networkstr].bip32privkey; this.version = constants[networkstr].bip32privkey;
this.keypair = new Keypair(); this.keypair = new Keypair();
this.keypair.privkey = new Privkey({bn: bn.fromBuffer(hash.slice(0, 32))}); this.keypair.privkey = new Privkey({bn: BN().fromBuffer(hash.slice(0, 32))});
this.keypair.privkey2pubkey(); this.keypair.privkey2pubkey();
this.hasprivkey = true; this.hasprivkey = true;
this.pubkeyhash = Hash.sha256ripemd160(this.keypair.pubkey.toBuffer()); this.pubkeyhash = Hash.sha256ripemd160(this.keypair.pubkey.toBuffer());
@ -106,7 +106,7 @@ BIP32.prototype.initFromBytes = function(bytes) {
if (isPrivate && keyBytes[0] == 0) { if (isPrivate && keyBytes[0] == 0) {
this.keypair = new Keypair(); this.keypair = new Keypair();
this.keypair.privkey = new Privkey({bn: bn.fromBuffer(keyBytes.slice(1, 33))}); this.keypair.privkey = new Privkey({bn: BN().fromBuffer(keyBytes.slice(1, 33))});
this.keypair.privkey2pubkey(); this.keypair.privkey2pubkey();
this.pubkeyhash = Hash.sha256ripemd160(this.keypair.pubkey.toBuffer()); this.pubkeyhash = Hash.sha256ripemd160(this.keypair.pubkey.toBuffer());
this.hasprivkey = true; this.hasprivkey = true;
@ -263,7 +263,7 @@ BIP32.prototype.deriveChild = function(i) {
} }
var hash = Hash.sha512hmac(data, this.chaincode); var hash = Hash.sha512hmac(data, this.chaincode);
var il = bn.fromBuffer(hash.slice(0, 32), {size: 32}); var il = BN().fromBuffer(hash.slice(0, 32), {size: 32});
var ir = hash.slice(32, 64); var ir = hash.slice(32, 64);
// ki = IL + kpar (mod n). // ki = IL + kpar (mod n).
@ -280,7 +280,7 @@ BIP32.prototype.deriveChild = function(i) {
} else { } else {
var data = Buffer.concat([this.keypair.pubkey.toBuffer(), ib]); var data = Buffer.concat([this.keypair.pubkey.toBuffer(), ib]);
var hash = Hash.sha512hmac(data, this.chaincode); var hash = Hash.sha512hmac(data, this.chaincode);
var il = bn(hash.slice(0, 32)); var il = BN().fromBuffer(hash.slice(0, 32));
var ir = hash.slice(32, 64); var ir = hash.slice(32, 64);
// Ki = (IL + kpar)*G = IL*G + Kpar // Ki = (IL + kpar)*G = IL*G + Kpar