author | Giulio Cesare Solaroli <giulio.cesare@clipperz.com> | 2011-10-06 00:36:10 (UTC) |
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committer | Giulio Cesare Solaroli <giulio.cesare@clipperz.com> | 2011-10-06 00:36:10 (UTC) |
commit | 6ba274c79e60e417132b260bd0117c5a68121387 (patch) (side-by-side diff) | |
tree | 57c1f95d0fbf9b80312c5c6b6f4a4f951e31c770 /frontend/gamma/js/Clipperz/Crypto/PRNG.js | |
parent | 13ebf1b1987a1566d081ff1ba89b4dca197b7d2e (diff) | |
download | clipperz-6ba274c79e60e417132b260bd0117c5a68121387.zip clipperz-6ba274c79e60e417132b260bd0117c5a68121387.tar.gz clipperz-6ba274c79e60e417132b260bd0117c5a68121387.tar.bz2 |
Fixed the copyright headers
Diffstat (limited to 'frontend/gamma/js/Clipperz/Crypto/PRNG.js') (more/less context) (ignore whitespace changes)
-rw-r--r-- | frontend/gamma/js/Clipperz/Crypto/PRNG.js | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/frontend/gamma/js/Clipperz/Crypto/PRNG.js b/frontend/gamma/js/Clipperz/Crypto/PRNG.js index 266b909..adfdb16 100644 --- a/frontend/gamma/js/Clipperz/Crypto/PRNG.js +++ b/frontend/gamma/js/Clipperz/Crypto/PRNG.js @@ -1,216 +1,213 @@ /* Copyright 2008-2011 Clipperz Srl -This file is part of Clipperz's Javascript Crypto Library. -Javascript Crypto Library provides web developers with an extensive -and efficient set of cryptographic functions. The library aims to -obtain maximum execution speed while preserving modularity and -reusability. +This file is part of Clipperz Community Edition. +Clipperz Community Edition is an online password manager. For further information about its features and functionalities please -refer to http://www.clipperz.com +refer to http://www.clipperz.com. -* Javascript Crypto Library is free software: you can redistribute +* Clipperz Community Edition is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. -* Javascript Crypto Library is distributed in the hope that it will +* Clipperz Community Edition is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details. * You should have received a copy of the GNU Affero General Public - License along with Javascript Crypto Library. If not, see + License along with Clipperz Community Edition. If not, see <http://www.gnu.org/licenses/>. */ try { if (typeof(Clipperz.ByteArray) == 'undefined') { throw ""; }} catch (e) { throw "Clipperz.Crypto.PRNG depends on Clipperz.ByteArray!"; } try { if (typeof(Clipperz.Crypto.SHA) == 'undefined') { throw ""; }} catch (e) { throw "Clipperz.Crypto.PRNG depends on Clipperz.Crypto.SHA!"; } try { if (typeof(Clipperz.Crypto.AES) == 'undefined') { throw ""; }} catch (e) { throw "Clipperz.Crypto.PRNG depends on Clipperz.Crypto.AES!"; } if (typeof(Clipperz.Crypto.PRNG) == 'undefined') { Clipperz.Crypto.PRNG = {}; } //############################################################################# Clipperz.Crypto.PRNG.EntropyAccumulator = function(args) { args = args || {}; // MochiKit.Base.bindMethods(this); this._stack = new Clipperz.ByteArray(); this._maxStackLengthBeforeHashing = args.maxStackLengthBeforeHashing || 256; return this; } Clipperz.Crypto.PRNG.EntropyAccumulator.prototype = MochiKit.Base.update(null, { 'toString': function() { return "Clipperz.Crypto.PRNG.EntropyAccumulator"; }, //------------------------------------------------------------------------- 'stack': function() { return this._stack; }, 'setStack': function(aValue) { this._stack = aValue; }, 'resetStack': function() { this.stack().reset(); }, 'maxStackLengthBeforeHashing': function() { return this._maxStackLengthBeforeHashing; }, //------------------------------------------------------------------------- 'addRandomByte': function(aValue) { this.stack().appendByte(aValue); if (this.stack().length() > this.maxStackLengthBeforeHashing()) { this.setStack(Clipperz.Crypto.SHA.sha_d256(this.stack())); } }, //------------------------------------------------------------------------- __syntaxFix__: "syntax fix" }); //############################################################################# Clipperz.Crypto.PRNG.RandomnessSource = function(args) { args = args || {}; MochiKit.Base.bindMethods(this); this._generator = args.generator || null; this._sourceId = args.sourceId || null; this._boostMode = args.boostMode || false; this._nextPoolIndex = 0; return this; } Clipperz.Crypto.PRNG.RandomnessSource.prototype = MochiKit.Base.update(null, { 'generator': function() { return this._generator; }, 'setGenerator': function(aValue) { this._generator = aValue; }, //------------------------------------------------------------------------- 'boostMode': function() { return this._boostMode; }, 'setBoostMode': function(aValue) { this._boostMode = aValue; }, //------------------------------------------------------------------------- 'sourceId': function() { return this._sourceId; }, 'setSourceId': function(aValue) { this._sourceId = aValue; }, //------------------------------------------------------------------------- 'nextPoolIndex': function() { return this._nextPoolIndex; }, 'incrementNextPoolIndex': function() { this._nextPoolIndex = ((this._nextPoolIndex + 1) % this.generator().numberOfEntropyAccumulators()); }, //------------------------------------------------------------------------- 'updateGeneratorWithValue': function(aRandomValue) { if (this.generator() != null) { this.generator().addRandomByte(this.sourceId(), this.nextPoolIndex(), aRandomValue); this.incrementNextPoolIndex(); } }, //------------------------------------------------------------------------- __syntaxFix__: "syntax fix" }); //############################################################################# Clipperz.Crypto.PRNG.TimeRandomnessSource = function(args) { args = args || {}; // MochiKit.Base.bindMethods(this); this._intervalTime = args.intervalTime || 1000; Clipperz.Crypto.PRNG.RandomnessSource.call(this, args); this.collectEntropy(); return this; } Clipperz.Crypto.PRNG.TimeRandomnessSource.prototype = MochiKit.Base.update(new Clipperz.Crypto.PRNG.RandomnessSource, { 'intervalTime': function() { return this._intervalTime; }, //------------------------------------------------------------------------- 'collectEntropy': function() { var now; var entropyByte; var intervalTime; now = new Date(); entropyByte = (now.getTime() & 0xff); intervalTime = this.intervalTime(); if (this.boostMode() == true) { intervalTime = intervalTime / 9; } this.updateGeneratorWithValue(entropyByte); setTimeout(this.collectEntropy, intervalTime); }, //------------------------------------------------------------------------- 'numberOfRandomBits': function() { return 5; }, //------------------------------------------------------------------------- 'pollingFrequency': function() { return 10; }, //------------------------------------------------------------------------- __syntaxFix__: "syntax fix" }); //***************************************************************************** Clipperz.Crypto.PRNG.MouseRandomnessSource = function(args) { |