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Merge pull request #137 from shekenahglory/develop

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[FIX] crypt: add entropy to random words request
This commit is contained in:
wltsmrz
2014-08-15 15:51:31 -07:00
parent 45ac10b215 7c0561d17f
commit 60069d0a28
1 changed files with 14 additions and 2 deletions
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16
src/js/ripple/crypt.js
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@@ -56,6 +56,18 @@ function keyHash(key, token) {
return sjcl.codec.hex.fromBits(sjcl.bitArray.bitSlice(hmac.encrypt(token), 0, 256)); return sjcl.codec.hex.fromBits(sjcl.bitArray.bitSlice(hmac.encrypt(token), 0, 256));
}; };
/**
* add entropy at each call to get random words
* @param {number} nWords
*/
function randomWords (nWords) {
for (var i = 0; i < 8; i++) {
sjcl.random.addEntropy(Math.random(), 32, "Math.random()");
}
return sjcl.random.randomWords(nWords);
}
/****** exposed functions ******/ /****** exposed functions ******/
/** /**
@@ -213,7 +225,7 @@ Crypt.isValidAddress = function (address) {
*/ */
Crypt.createSecret = function (nWords) { Crypt.createSecret = function (nWords) {
return sjcl.codec.hex.fromBits(sjcl.random.randomWords(nWords)); return sjcl.codec.hex.fromBits(randomWords(nWords));
}; };
/** /**
@@ -221,7 +233,7 @@ Crypt.createSecret = function (nWords) {
*/ */
Crypt.createMaster = function () { Crypt.createMaster = function () {
return base.encode_check(33, sjcl.codec.bytes.fromBits(sjcl.random.randomWords(4))); return base.encode_check(33, sjcl.codec.bytes.fromBits(randomWords(4)));
}; };