tornado-packages/ethers.js
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Varialbe name changes.

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This commit is contained in:
ricmoo 2016-07-27 03:02:30 -04:00
parent 60732f8243
commit b5e6ac7db9
1 changed files with 10 additions and 10 deletions
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20
lib/randomish.js
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@ -8,31 +8,31 @@ var utils = require('./utils.js');
function Randomish() { function Randomish() {
if (!(this instanceof Randomish)) { throw new Error('missing new'); } if (!(this instanceof Randomish)) { throw new Error('missing new'); }
var bits = 0; var weak = (randomBytes._weakCrypto || false);
var entropyBits = (weak ? 0: ((32 + 16) * 8));
Object.defineProperty(this, 'entropy', { Object.defineProperty(this, 'entropy', {
enumerable: true, enumerable: true,
get: function() { return bits; } get: function() { return entropyBits; }
}); });
var weak = !!(randomBytes._weakCrypto);
var entropy = new aes.ModeOfOperation.cbc( var entropy = new aes.ModeOfOperation.cbc(
Randomish.randomishBytes(32), Randomish.randomishBytes(32),
Randomish.randomishBytes(16) Randomish.randomishBytes(16)
); );
if (!weak) { bits += (32 + 16) * 8; } utils.defineProperty(this, 'feedEntropy', function(data, expectedEntropyBits) {
utils.defineProperty(this, 'feedEntropy', function(data, expectedBits) {
if (!data) { data = ''; } if (!data) { data = ''; }
if (!expectedBits) { expectedBits = 0; } if (!expectedEntropyBits) { expectedEntropyBits = 0; }
if (parseInt(expectedBits) != expectedBits) { throw new Error('invalid expectedBits'); } if (parseInt(expectedEntropyBits) != expectedBits) {
throw new Error('invalid expectedBits');
}
data = (new Date()).getTime() + '-' + JSON.stringify(data) + '-' + data.toString(); data = (new Date()).getTime() + '-' + JSON.stringify(data) + '-' + data.toString();
var hashed = utils.sha3(new Buffer(data, 'utf8')); var hashed = utils.sha3(new Buffer(data, 'utf8'));
bits += expectedBits + (weak ? 0: ((32) * 8)); entropyBits += expectedEntropyBits + (weak ? 0: ((32) * 8));
// Feed the hashed data and random data to the mode of operation // Feed the hashed data and random data to the mode of operation
entropy.encrypt(hashed.slice(0, 16)); entropy.encrypt(hashed.slice(0, 16));