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add random function.

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This commit is contained in:
Christopher Jeffrey 2016-02-23 13:25:21 -08:00
parent aadb1fb4e0
commit abcd174bd3
2 changed files with 9 additions and 2 deletions
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7
lib/bcoin/ec.js
View File

@ -5,6 +5,7 @@
*/
var bcoin = require('../bcoin');
var elliptic = require('elliptic');
var bn = require('bn.js');
var utils = bcoin.utils;
var assert = utils.assert;
@ -31,6 +32,12 @@ ec.generate = function generate(options) {
return { privateKey: priv, publicKey: pub };
};
ec.random = function random(size) {
if (bcoin.crypto)
return bcoin.crypto.randomBytes(size);
return new Buffer(elliptic.rand(size));
};
ec.verify = function verify(msg, sig, key, historical) {
if (key.getPublicKey)
key = key.getPublicKey();

4
lib/bcoin/hd.js
View File

@ -75,7 +75,7 @@ function HDSeed(options) {
options = options || {};
this.bits = options.bits || 128;
this.entropy = options.entropy || new Buffer(elliptic.rand(this.bits / 8));
this.entropy = options.entropy || bcoin.ec.random(this.bits / 8);
this.mnemonic = options.mnemonic || HDSeed._mnemonic(this.entropy);
this.seed = this.createSeed(options.passphrase);
}
@ -622,7 +622,7 @@ HDPrivateKey.prototype._generate = function _generate(privateKey, entropy) {
privateKey = bcoin.keypair._fromSecret(privateKey).privateKey;
if (!entropy)
entropy = new Buffer(elliptic.rand(32));
entropy = bcoin.ec.random(32);
return {
version: network[this.network].prefixes.xprivkey,