You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 

1 lines
3.6 KiB

{"version":3,"sources":["crypt.js"],"names":[],"mappings":";;;;;;;AAAA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA","file":"index.js","sourcesContent":["(function() {\n var base64map\n = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/',\n\n crypt = {\n // Bit-wise rotation left\n rotl: function(n, b) {\n return (n << b) | (n >>> (32 - b));\n },\n\n // Bit-wise rotation right\n rotr: function(n, b) {\n return (n << (32 - b)) | (n >>> b);\n },\n\n // Swap big-endian to little-endian and vice versa\n endian: function(n) {\n // If number given, swap endian\n if (n.constructor == Number) {\n return crypt.rotl(n, 8) & 0x00FF00FF | crypt.rotl(n, 24) & 0xFF00FF00;\n }\n\n // Else, assume array and swap all items\n for (var i = 0; i < n.length; i++)\n n[i] = crypt.endian(n[i]);\n return n;\n },\n\n // Generate an array of any length of random bytes\n randomBytes: function(n) {\n for (var bytes = []; n > 0; n--)\n bytes.push(Math.floor(Math.random() * 256));\n return bytes;\n },\n\n // Convert a byte array to big-endian 32-bit words\n bytesToWords: function(bytes) {\n for (var words = [], i = 0, b = 0; i < bytes.length; i++, b += 8)\n words[b >>> 5] |= bytes[i] << (24 - b % 32);\n return words;\n },\n\n // Convert big-endian 32-bit words to a byte array\n wordsToBytes: function(words) {\n for (var bytes = [], b = 0; b < words.length * 32; b += 8)\n bytes.push((words[b >>> 5] >>> (24 - b % 32)) & 0xFF);\n return bytes;\n },\n\n // Convert a byte array to a hex string\n bytesToHex: function(bytes) {\n for (var hex = [], i = 0; i < bytes.length; i++) {\n hex.push((bytes[i] >>> 4).toString(16));\n hex.push((bytes[i] & 0xF).toString(16));\n }\n return hex.join('');\n },\n\n // Convert a hex string to a byte array\n hexToBytes: function(hex) {\n for (var bytes = [], c = 0; c < hex.length; c += 2)\n bytes.push(parseInt(hex.substr(c, 2), 16));\n return bytes;\n },\n\n // Convert a byte array to a base-64 string\n bytesToBase64: function(bytes) {\n for (var base64 = [], i = 0; i < bytes.length; i += 3) {\n var triplet = (bytes[i] << 16) | (bytes[i + 1] << 8) | bytes[i + 2];\n for (var j = 0; j < 4; j++)\n if (i * 8 + j * 6 <= bytes.length * 8)\n base64.push(base64map.charAt((triplet >>> 6 * (3 - j)) & 0x3F));\n else\n base64.push('=');\n }\n return base64.join('');\n },\n\n // Convert a base-64 string to a byte array\n base64ToBytes: function(base64) {\n // Remove non-base-64 characters\n base64 = base64.replace(/[^A-Z0-9+\\/]/ig, '');\n\n for (var bytes = [], i = 0, imod4 = 0; i < base64.length;\n imod4 = ++i % 4) {\n if (imod4 == 0) continue;\n bytes.push(((base64map.indexOf(base64.charAt(i - 1))\n & (Math.pow(2, -2 * imod4 + 8) - 1)) << (imod4 * 2))\n | (base64map.indexOf(base64.charAt(i)) >>> (6 - imod4 * 2)));\n }\n return bytes;\n }\n };\n\n module.exports = crypt;\n})();\n"]}