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Diffstat (limited to 'library/cryptojs/components/enc-utf16.js')
-rw-r--r-- | library/cryptojs/components/enc-utf16.js | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/library/cryptojs/components/enc-utf16.js b/library/cryptojs/components/enc-utf16.js deleted file mode 100644 index 295d24e5e..000000000 --- a/library/cryptojs/components/enc-utf16.js +++ /dev/null @@ -1,135 +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 -*/ -(function () { - // Shortcuts - var C = CryptoJS; - var C_lib = C.lib; - var WordArray = C_lib.WordArray; - var C_enc = C.enc; - - /** - * UTF-16 BE encoding strategy. - */ - var Utf16BE = C_enc.Utf16 = C_enc.Utf16BE = { - /** - * Converts a word array to a UTF-16 BE string. - * - * @param {WordArray} wordArray The word array. - * - * @return {string} The UTF-16 BE string. - * - * @static - * - * @example - * - * var utf16String = CryptoJS.enc.Utf16.stringify(wordArray); - */ - stringify: function (wordArray) { - // Shortcuts - var words = wordArray.words; - var sigBytes = wordArray.sigBytes; - - // Convert - var utf16Chars = []; - for (var i = 0; i < sigBytes; i += 2) { - var codePoint = (words[i >>> 2] >>> (16 - (i % 4) * 8)) & 0xffff; - utf16Chars.push(String.fromCharCode(codePoint)); - } - - return utf16Chars.join(''); - }, - - /** - * Converts a UTF-16 BE string to a word array. - * - * @param {string} utf16Str The UTF-16 BE string. - * - * @return {WordArray} The word array. - * - * @static - * - * @example - * - * var wordArray = CryptoJS.enc.Utf16.parse(utf16String); - */ - parse: function (utf16Str) { - // Shortcut - var utf16StrLength = utf16Str.length; - - // Convert - var words = []; - for (var i = 0; i < utf16StrLength; i++) { - words[i >>> 1] |= utf16Str.charCodeAt(i) << (16 - (i % 2) * 16); - } - - return WordArray.create(words, utf16StrLength * 2); - } - }; - - /** - * UTF-16 LE encoding strategy. - */ - C_enc.Utf16LE = { - /** - * Converts a word array to a UTF-16 LE string. - * - * @param {WordArray} wordArray The word array. - * - * @return {string} The UTF-16 LE string. - * - * @static - * - * @example - * - * var utf16Str = CryptoJS.enc.Utf16LE.stringify(wordArray); - */ - stringify: function (wordArray) { - // Shortcuts - var words = wordArray.words; - var sigBytes = wordArray.sigBytes; - - // Convert - var utf16Chars = []; - for (var i = 0; i < sigBytes; i += 2) { - var codePoint = swapEndian((words[i >>> 2] >>> (16 - (i % 4) * 8)) & 0xffff); - utf16Chars.push(String.fromCharCode(codePoint)); - } - - return utf16Chars.join(''); - }, - - /** - * Converts a UTF-16 LE string to a word array. - * - * @param {string} utf16Str The UTF-16 LE string. - * - * @return {WordArray} The word array. - * - * @static - * - * @example - * - * var wordArray = CryptoJS.enc.Utf16LE.parse(utf16Str); - */ - parse: function (utf16Str) { - // Shortcut - var utf16StrLength = utf16Str.length; - - // Convert - var words = []; - for (var i = 0; i < utf16StrLength; i++) { - words[i >>> 1] |= swapEndian(utf16Str.charCodeAt(i) << (16 - (i % 2) * 16)); - } - - return WordArray.create(words, utf16StrLength * 2); - } - }; - - function swapEndian(word) { - return ((word << 8) & 0xff00ff00) | ((word >>> 8) & 0x00ff00ff); - } -}()); |