X-Git-Url: http://git.babelmonkeys.de/?p=xmppchat.git;a=blobdiff_plain;f=js%2Fstrophejs%2Fb64.js;fp=js%2Fstrophejs%2Fb64.js;h=0000000000000000000000000000000000000000;hp=201bdbd7c01c018a9a5aba4b0b4312703829b3a3;hb=8301aa9e29d1a0b76268df269055915e6392b89c;hpb=8c38c9e8ffa44debec345aa65c72b3e2877e4ae7 diff --git a/js/strophejs/b64.js b/js/strophejs/b64.js deleted file mode 100644 index 201bdbd..0000000 --- a/js/strophejs/b64.js +++ /dev/null @@ -1,74 +0,0 @@ -// This code was written by Tyler Akins and has been placed in the -// public domain. It would be nice if you left this header intact. -// Base64 code from Tyler Akins -- http://rumkin.com - -var keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/="; - -/** - * Encodes a string in base64 - * @param {String} input The string to encode in base64. - */ -function encode64(input) { - var output = ""; - var chr1, chr2, chr3; - var enc1, enc2, enc3, enc4; - var i = 0; - - do { - chr1 = input.charCodeAt(i++); - chr2 = input.charCodeAt(i++); - chr3 = input.charCodeAt(i++); - - enc1 = chr1 >> 2; - enc2 = ((chr1 & 3) << 4) | (chr2 >> 4); - enc3 = ((chr2 & 15) << 2) | (chr3 >> 6); - enc4 = chr3 & 63; - - if (isNaN(chr2)) { - enc3 = enc4 = 64; - } else if (isNaN(chr3)) { - enc4 = 64; - } - - output = output + keyStr.charAt(enc1) + keyStr.charAt(enc2) + - keyStr.charAt(enc3) + keyStr.charAt(enc4); - } while (i < input.length); - - return output; -} - -/** - * Decodes a base64 string. - * @param {String} input The string to decode. - */ -function decode64(input) { - var output = ""; - var chr1, chr2, chr3; - var enc1, enc2, enc3, enc4; - var i = 0; - - // remove all characters that are not A-Z, a-z, 0-9, +, /, or = - input = input.replace(/[^A-Za-z0-9\+\/\=]/g, ""); - - do { - enc1 = keyStr.indexOf(input.charAt(i++)); - enc2 = keyStr.indexOf(input.charAt(i++)); - enc3 = keyStr.indexOf(input.charAt(i++)); - enc4 = keyStr.indexOf(input.charAt(i++)); - - chr1 = (enc1 << 2) | (enc2 >> 4); - chr2 = ((enc2 & 15) << 4) | (enc3 >> 2); - chr3 = ((enc3 & 3) << 6) | enc4; - - output = output + String.fromCharCode(chr1); - - if (enc3 != 64) { - output = output + String.fromCharCode(chr2); - } - if (enc4 != 64) { - output = output + String.fromCharCode(chr3); - } - } while (i < input.length); - - return output; -}