corrade-nucleus-nucleons – Blame information for rev 2

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2 office 1 /*
2 CryptoJS v3.1.2
3 code.google.com/p/crypto-js
4 (c) 2009-2013 by Jeff Mott. All rights reserved.
5 code.google.com/p/crypto-js/wiki/License
6 */
7 /**
8 * ANSI X.923 padding strategy.
9 */
10 CryptoJS.pad.AnsiX923 = {
11 pad: function (data, blockSize) {
12 // Shortcuts
13 var dataSigBytes = data.sigBytes;
14 var blockSizeBytes = blockSize * 4;
15  
16 // Count padding bytes
17 var nPaddingBytes = blockSizeBytes - dataSigBytes % blockSizeBytes;
18  
19 // Compute last byte position
20 var lastBytePos = dataSigBytes + nPaddingBytes - 1;
21  
22 // Pad
23 data.clamp();
24 data.words[lastBytePos >>> 2] |= nPaddingBytes << (24 - (lastBytePos % 4) * 8);
25 data.sigBytes += nPaddingBytes;
26 },
27  
28 unpad: function (data) {
29 // Get number of padding bytes from last byte
30 var nPaddingBytes = data.words[(data.sigBytes - 1) >>> 2] & 0xff;
31  
32 // Remove padding
33 data.sigBytes -= nPaddingBytes;
34 }
35 };