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authorPaolo T <tuscanhobbit@users.noreply.github.com>2013-11-12 02:09:32 -0800
committerPaolo T <tuscanhobbit@users.noreply.github.com>2013-11-12 02:09:32 -0800
commit67a101452b82782114143dc0b5bdba15adc0ba99 (patch)
tree9daee3807b370d02ee4c28e6df7db08731fbb9f1 /library/cryptojs/components/pad-iso97971.js
parentb23f3fc03b6bc751aab67fe2258a21f7c65bab8e (diff)
parent7cb4c2f8ad813336aafdec05e40f3a8eb1808d00 (diff)
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Merge pull request #4 from friendica/master
Fork aligned to red master
Diffstat (limited to 'library/cryptojs/components/pad-iso97971.js')
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diff --git a/library/cryptojs/components/pad-iso97971.js b/library/cryptojs/components/pad-iso97971.js
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+/*
+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
+*/
+/**
+ * ISO/IEC 9797-1 Padding Method 2.
+ */
+CryptoJS.pad.Iso97971 = {
+ pad: function (data, blockSize) {
+ // Add 0x80 byte
+ data.concat(CryptoJS.lib.WordArray.create([0x80000000], 1));
+
+ // Zero pad the rest
+ CryptoJS.pad.ZeroPadding.pad(data, blockSize);
+ },
+
+ unpad: function (data) {
+ // Remove zero padding
+ CryptoJS.pad.ZeroPadding.unpad(data);
+
+ // Remove one more byte -- the 0x80 byte
+ data.sigBytes--;
+ }
+};