corrade-nucleus-nucleons
| /base/000_base/bower_components/cryptojslib/components/pad-zeropadding.js |
|---|
| @@ -0,0 +1,31 @@ |
| /* |
| CryptoJS v3.1.2 |
| code.google.com/p/crypto-js |
| (c) 2009-2013 by Jeff Mott. All rights reserved. |
| code.google.com/p/crypto-js/wiki/License |
| */ |
| /** |
| * Zero padding strategy. |
| */ |
| CryptoJS.pad.ZeroPadding = { |
| pad: function (data, blockSize) { |
| // Shortcut |
| var blockSizeBytes = blockSize * 4; |
| // Pad |
| data.clamp(); |
| data.sigBytes += blockSizeBytes - ((data.sigBytes % blockSizeBytes) || blockSizeBytes); |
| }, |
| unpad: function (data) { |
| // Shortcut |
| var dataWords = data.words; |
| // Unpad |
| var i = data.sigBytes - 1; |
| while (!((dataWords[i >>> 2] >>> (24 - (i % 4) * 8)) & 0xff)) { |
| i--; |
| } |
| data.sigBytes = i + 1; |
| } |
| }; |