diff options
Diffstat (limited to 'library/cryptojs/components/x64-core.js')
| -rw-r--r-- | library/cryptojs/components/x64-core.js | 290 |
1 files changed, 290 insertions, 0 deletions
diff --git a/library/cryptojs/components/x64-core.js b/library/cryptojs/components/x64-core.js new file mode 100644 index 000000000..7a5be3315 --- /dev/null +++ b/library/cryptojs/components/x64-core.js @@ -0,0 +1,290 @@ +/* +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 +*/ +(function (undefined) {
+ // Shortcuts
+ var C = CryptoJS;
+ var C_lib = C.lib;
+ var Base = C_lib.Base;
+ var X32WordArray = C_lib.WordArray;
+
+ /**
+ * x64 namespace.
+ */
+ var C_x64 = C.x64 = {};
+
+ /**
+ * A 64-bit word.
+ */
+ var X64Word = C_x64.Word = Base.extend({
+ /**
+ * Initializes a newly created 64-bit word.
+ *
+ * @param {number} high The high 32 bits.
+ * @param {number} low The low 32 bits.
+ *
+ * @example
+ *
+ * var x64Word = CryptoJS.x64.Word.create(0x00010203, 0x04050607);
+ */
+ init: function (high, low) {
+ this.high = high;
+ this.low = low;
+ }
+
+ /**
+ * Bitwise NOTs this word.
+ *
+ * @return {X64Word} A new x64-Word object after negating.
+ *
+ * @example
+ *
+ * var negated = x64Word.not();
+ */
+ // not: function () {
+ // var high = ~this.high;
+ // var low = ~this.low;
+
+ // return X64Word.create(high, low);
+ // },
+
+ /**
+ * Bitwise ANDs this word with the passed word.
+ *
+ * @param {X64Word} word The x64-Word to AND with this word.
+ *
+ * @return {X64Word} A new x64-Word object after ANDing.
+ *
+ * @example
+ *
+ * var anded = x64Word.and(anotherX64Word);
+ */
+ // and: function (word) {
+ // var high = this.high & word.high;
+ // var low = this.low & word.low;
+
+ // return X64Word.create(high, low);
+ // },
+
+ /**
+ * Bitwise ORs this word with the passed word.
+ *
+ * @param {X64Word} word The x64-Word to OR with this word.
+ *
+ * @return {X64Word} A new x64-Word object after ORing.
+ *
+ * @example
+ *
+ * var ored = x64Word.or(anotherX64Word);
+ */
+ // or: function (word) {
+ // var high = this.high | word.high;
+ // var low = this.low | word.low;
+
+ // return X64Word.create(high, low);
+ // },
+
+ /**
+ * Bitwise XORs this word with the passed word.
+ *
+ * @param {X64Word} word The x64-Word to XOR with this word.
+ *
+ * @return {X64Word} A new x64-Word object after XORing.
+ *
+ * @example
+ *
+ * var xored = x64Word.xor(anotherX64Word);
+ */
+ // xor: function (word) {
+ // var high = this.high ^ word.high;
+ // var low = this.low ^ word.low;
+
+ // return X64Word.create(high, low);
+ // },
+
+ /**
+ * Shifts this word n bits to the left.
+ *
+ * @param {number} n The number of bits to shift.
+ *
+ * @return {X64Word} A new x64-Word object after shifting.
+ *
+ * @example
+ *
+ * var shifted = x64Word.shiftL(25);
+ */
+ // shiftL: function (n) {
+ // if (n < 32) {
+ // var high = (this.high << n) | (this.low >>> (32 - n));
+ // var low = this.low << n;
+ // } else {
+ // var high = this.low << (n - 32);
+ // var low = 0;
+ // }
+
+ // return X64Word.create(high, low);
+ // },
+
+ /**
+ * Shifts this word n bits to the right.
+ *
+ * @param {number} n The number of bits to shift.
+ *
+ * @return {X64Word} A new x64-Word object after shifting.
+ *
+ * @example
+ *
+ * var shifted = x64Word.shiftR(7);
+ */
+ // shiftR: function (n) {
+ // if (n < 32) {
+ // var low = (this.low >>> n) | (this.high << (32 - n));
+ // var high = this.high >>> n;
+ // } else {
+ // var low = this.high >>> (n - 32);
+ // var high = 0;
+ // }
+
+ // return X64Word.create(high, low);
+ // },
+
+ /**
+ * Rotates this word n bits to the left.
+ *
+ * @param {number} n The number of bits to rotate.
+ *
+ * @return {X64Word} A new x64-Word object after rotating.
+ *
+ * @example
+ *
+ * var rotated = x64Word.rotL(25);
+ */
+ // rotL: function (n) {
+ // return this.shiftL(n).or(this.shiftR(64 - n));
+ // },
+
+ /**
+ * Rotates this word n bits to the right.
+ *
+ * @param {number} n The number of bits to rotate.
+ *
+ * @return {X64Word} A new x64-Word object after rotating.
+ *
+ * @example
+ *
+ * var rotated = x64Word.rotR(7);
+ */
+ // rotR: function (n) {
+ // return this.shiftR(n).or(this.shiftL(64 - n));
+ // },
+
+ /**
+ * Adds this word with the passed word.
+ *
+ * @param {X64Word} word The x64-Word to add with this word.
+ *
+ * @return {X64Word} A new x64-Word object after adding.
+ *
+ * @example
+ *
+ * var added = x64Word.add(anotherX64Word);
+ */
+ // add: function (word) {
+ // var low = (this.low + word.low) | 0;
+ // var carry = (low >>> 0) < (this.low >>> 0) ? 1 : 0;
+ // var high = (this.high + word.high + carry) | 0;
+
+ // return X64Word.create(high, low);
+ // }
+ });
+
+ /**
+ * An array of 64-bit words.
+ *
+ * @property {Array} words The array of CryptoJS.x64.Word objects.
+ * @property {number} sigBytes The number of significant bytes in this word array.
+ */
+ var X64WordArray = C_x64.WordArray = Base.extend({
+ /**
+ * Initializes a newly created word array.
+ *
+ * @param {Array} words (Optional) An array of CryptoJS.x64.Word objects.
+ * @param {number} sigBytes (Optional) The number of significant bytes in the words.
+ *
+ * @example
+ *
+ * var wordArray = CryptoJS.x64.WordArray.create();
+ *
+ * var wordArray = CryptoJS.x64.WordArray.create([
+ * CryptoJS.x64.Word.create(0x00010203, 0x04050607),
+ * CryptoJS.x64.Word.create(0x18191a1b, 0x1c1d1e1f)
+ * ]);
+ *
+ * var wordArray = CryptoJS.x64.WordArray.create([
+ * CryptoJS.x64.Word.create(0x00010203, 0x04050607),
+ * CryptoJS.x64.Word.create(0x18191a1b, 0x1c1d1e1f)
+ * ], 10);
+ */
+ init: function (words, sigBytes) {
+ words = this.words = words || [];
+
+ if (sigBytes != undefined) {
+ this.sigBytes = sigBytes;
+ } else {
+ this.sigBytes = words.length * 8;
+ }
+ },
+
+ /**
+ * Converts this 64-bit word array to a 32-bit word array.
+ *
+ * @return {CryptoJS.lib.WordArray} This word array's data as a 32-bit word array.
+ *
+ * @example
+ *
+ * var x32WordArray = x64WordArray.toX32();
+ */
+ toX32: function () {
+ // Shortcuts
+ var x64Words = this.words;
+ var x64WordsLength = x64Words.length;
+
+ // Convert
+ var x32Words = [];
+ for (var i = 0; i < x64WordsLength; i++) {
+ var x64Word = x64Words[i];
+ x32Words.push(x64Word.high);
+ x32Words.push(x64Word.low);
+ }
+
+ return X32WordArray.create(x32Words, this.sigBytes);
+ },
+
+ /**
+ * Creates a copy of this word array.
+ *
+ * @return {X64WordArray} The clone.
+ *
+ * @example
+ *
+ * var clone = x64WordArray.clone();
+ */
+ clone: function () {
+ var clone = Base.clone.call(this);
+
+ // Clone "words" array
+ var words = clone.words = this.words.slice(0);
+
+ // Clone each X64Word object
+ var wordsLength = words.length;
+ for (var i = 0; i < wordsLength; i++) {
+ words[i] = words[i].clone();
+ }
+
+ return clone;
+ }
+ });
+}());
|