diff options
Diffstat (limited to 'library/cryptojs/components/pad-ansix923.js')
-rw-r--r-- | library/cryptojs/components/pad-ansix923.js | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/library/cryptojs/components/pad-ansix923.js b/library/cryptojs/components/pad-ansix923.js deleted file mode 100644 index 4da25d68e..000000000 --- a/library/cryptojs/components/pad-ansix923.js +++ /dev/null @@ -1,35 +0,0 @@ -/* -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 -*/ -/**
- * ANSI X.923 padding strategy.
- */
-CryptoJS.pad.AnsiX923 = {
- pad: function (data, blockSize) {
- // Shortcuts
- var dataSigBytes = data.sigBytes;
- var blockSizeBytes = blockSize * 4;
-
- // Count padding bytes
- var nPaddingBytes = blockSizeBytes - dataSigBytes % blockSizeBytes;
-
- // Compute last byte position
- var lastBytePos = dataSigBytes + nPaddingBytes - 1;
-
- // Pad
- data.clamp();
- data.words[lastBytePos >>> 2] |= nPaddingBytes << (24 - (lastBytePos % 4) * 8);
- data.sigBytes += nPaddingBytes;
- },
-
- unpad: function (data) {
- // Get number of padding bytes from last byte
- var nPaddingBytes = data.words[(data.sigBytes - 1) >>> 2] & 0xff;
-
- // Remove padding
- data.sigBytes -= nPaddingBytes;
- }
-};
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