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206 lines
15 KiB
JavaScript
206 lines
15 KiB
JavaScript
/**
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* [js-md5]{@link https://github.com/emn178/js-md5}
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*
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* @namespace md5
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* @version 0.8.3
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* @author Chen, Yi-Cyuan [emn178@gmail.com]
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* @copyright Chen, Yi-Cyuan 2014-2023
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* @license MIT
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*/
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(function() {
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"use strict";
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var root = "object" === typeof window ? window : {};
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var WEB_WORKER = "undefined" !== typeof WorkerGlobalScope && !!WorkerGlobalScope;
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var NODE_JS = "object" === typeof process && process.versions && process.versions.node;
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NODE_JS ? root = global : WEB_WORKER && (root = self);
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var COMMON_JS = "object" === typeof module && module.exports;
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var AMD = "function" === typeof define && define.amd;
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var ArrayBuffer_ = ArrayBuffer;
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var HEX_CHARS = "0123456789abcdef".split("");
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var EXTRA = [ 128, 32768, 8388608, -2147483648 ];
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var OUTPUT_TYPES = [ "hex", "array", "digest", "buffer", "arrayBuffer", "base64" ];
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var BASE64_ENCODE_CHAR = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/".split("");
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var isArray = Array.isArray;
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var isView = ArrayBuffer_.isView;
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var buffer8, blocks = [];
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var buffer;
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buffer = new ArrayBuffer_(68), buffer8 = new Uint8Array(buffer), blocks = new Uint32Array(buffer);
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var formatMessage = function(message) {
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var type = typeof message;
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if ("string" === type) return [ message, true ];
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if ("object" !== type || null === message) throw new Error("input is invalid type");
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if (message.constructor === ArrayBuffer_) return [ new Uint8Array(message), false ];
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if (isArray(message) || isView(message)) return [ message, false ];
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throw new Error("input is invalid type");
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};
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function Md5(sharedMemory) {
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var buffer;
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sharedMemory ? (blocks[0] = blocks[16] = blocks[1] = blocks[2] = blocks[3] = blocks[4] = blocks[5] = blocks[6] = blocks[7] = blocks[8] = blocks[9] = blocks[10] = blocks[11] = blocks[12] = blocks[13] = blocks[14] = blocks[15] = 0,
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this.blocks = blocks, this.buffer8 = buffer8) : (buffer = new ArrayBuffer_(68),
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this.buffer8 = new Uint8Array(buffer), this.blocks = new Uint32Array(buffer)),
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this.h0 = this.h1 = this.h2 = this.h3 = this.start = this.bytes = this.hBytes = 0,
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this.finalized = this.hashed = false, this.first = true;
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}
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Md5.prototype.update = function(message) {
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if (this.finalized) throw new Error("finalize already called");
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var result = formatMessage(message);
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message = result[0];
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var isString = result[1];
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var code, i, index = 0, length = message.length, blocks = this.blocks;
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var buffer8 = this.buffer8;
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while (index < length) {
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if (this.hashed && (this.hashed = false, blocks[0] = blocks[16], blocks[16] = blocks[1] = blocks[2] = blocks[3] = blocks[4] = blocks[5] = blocks[6] = blocks[7] = blocks[8] = blocks[9] = blocks[10] = blocks[11] = blocks[12] = blocks[13] = blocks[14] = blocks[15] = 0),
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isString) for (i = this.start; index < length && i < 64; ++index) code = message.charCodeAt(index),
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code < 128 ? buffer8[i++] = code : (code < 2048 ? buffer8[i++] = 192 | code >>> 6 : (code < 55296 || code >= 57344 ? buffer8[i++] = 224 | code >>> 12 : (code = 65536 + ((1023 & code) << 10 | 1023 & message.charCodeAt(++index)),
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buffer8[i++] = 240 | code >>> 18, buffer8[i++] = 128 | code >>> 12 & 63),
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buffer8[i++] = 128 | code >>> 6 & 63), buffer8[i++] = 128 | 63 & code); else for (i = this.start; index < length && i < 64; ++index) buffer8[i++] = message[index];
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this.lastByteIndex = i, this.bytes += i - this.start, i >= 64 ? (this.start = i - 64,
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this.hash(), this.hashed = true) : this.start = i;
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}
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return this.bytes > 4294967295 && (this.hBytes += this.bytes / 4294967296 << 0,
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this.bytes = this.bytes % 4294967296), this;
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}, Md5.prototype.finalize = function() {
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if (this.finalized) return;
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this.finalized = true;
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var blocks = this.blocks, i = this.lastByteIndex;
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blocks[i >>> 2] |= EXTRA[3 & i], i >= 56 && (this.hashed || this.hash(),
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blocks[0] = blocks[16], blocks[16] = blocks[1] = blocks[2] = blocks[3] = blocks[4] = blocks[5] = blocks[6] = blocks[7] = blocks[8] = blocks[9] = blocks[10] = blocks[11] = blocks[12] = blocks[13] = blocks[14] = blocks[15] = 0),
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blocks[14] = this.bytes << 3, blocks[15] = this.hBytes << 3 | this.bytes >>> 29,
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this.hash();
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}, Md5.prototype.hash = function() {
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var a, b, c, d, bc, da, blocks = this.blocks;
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this.first ? (a = blocks[0] - 680876937, a = (a << 7 | a >>> 25) - 271733879 << 0,
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d = (-1732584194 ^ 2004318071 & a) + blocks[1] - 117830708, d = (d << 12 | d >>> 20) + a << 0,
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c = (-271733879 ^ d & (-271733879 ^ a)) + blocks[2] - 1126478375, c = (c << 17 | c >>> 15) + d << 0,
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b = (a ^ c & (d ^ a)) + blocks[3] - 1316259209) : (a = this.h0, b = this.h1,
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c = this.h2, d = this.h3, a += (d ^ b & (c ^ d)) + blocks[0] - 680876936,
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a = (a << 7 | a >>> 25) + b << 0, d += (c ^ a & (b ^ c)) + blocks[1] - 389564586,
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d = (d << 12 | d >>> 20) + a << 0, c += (b ^ d & (a ^ b)) + blocks[2] + 606105819,
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c = (c << 17 | c >>> 15) + d << 0, b += (a ^ c & (d ^ a)) + blocks[3] - 1044525330),
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b = (b << 22 | b >>> 10) + c << 0, a += (d ^ b & (c ^ d)) + blocks[4] - 176418897,
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a = (a << 7 | a >>> 25) + b << 0, d += (c ^ a & (b ^ c)) + blocks[5] + 1200080426,
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d = (d << 12 | d >>> 20) + a << 0, c += (b ^ d & (a ^ b)) + blocks[6] - 1473231341,
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c = (c << 17 | c >>> 15) + d << 0, b += (a ^ c & (d ^ a)) + blocks[7] - 45705983,
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b = (b << 22 | b >>> 10) + c << 0, a += (d ^ b & (c ^ d)) + blocks[8] + 1770035416,
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a = (a << 7 | a >>> 25) + b << 0, d += (c ^ a & (b ^ c)) + blocks[9] - 1958414417,
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d = (d << 12 | d >>> 20) + a << 0, c += (b ^ d & (a ^ b)) + blocks[10] - 42063,
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c = (c << 17 | c >>> 15) + d << 0, b += (a ^ c & (d ^ a)) + blocks[11] - 1990404162,
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b = (b << 22 | b >>> 10) + c << 0, a += (d ^ b & (c ^ d)) + blocks[12] + 1804603682,
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a = (a << 7 | a >>> 25) + b << 0, d += (c ^ a & (b ^ c)) + blocks[13] - 40341101,
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d = (d << 12 | d >>> 20) + a << 0, c += (b ^ d & (a ^ b)) + blocks[14] - 1502002290,
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c = (c << 17 | c >>> 15) + d << 0, b += (a ^ c & (d ^ a)) + blocks[15] + 1236535329,
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b = (b << 22 | b >>> 10) + c << 0, a += (c ^ d & (b ^ c)) + blocks[1] - 165796510,
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a = (a << 5 | a >>> 27) + b << 0, d += (b ^ c & (a ^ b)) + blocks[6] - 1069501632,
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d = (d << 9 | d >>> 23) + a << 0, c += (a ^ b & (d ^ a)) + blocks[11] + 643717713,
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c = (c << 14 | c >>> 18) + d << 0, b += (d ^ a & (c ^ d)) + blocks[0] - 373897302,
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b = (b << 20 | b >>> 12) + c << 0, a += (c ^ d & (b ^ c)) + blocks[5] - 701558691,
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a = (a << 5 | a >>> 27) + b << 0, d += (b ^ c & (a ^ b)) + blocks[10] + 38016083,
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d = (d << 9 | d >>> 23) + a << 0, c += (a ^ b & (d ^ a)) + blocks[15] - 660478335,
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c = (c << 14 | c >>> 18) + d << 0, b += (d ^ a & (c ^ d)) + blocks[4] - 405537848,
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b = (b << 20 | b >>> 12) + c << 0, a += (c ^ d & (b ^ c)) + blocks[9] + 568446438,
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a = (a << 5 | a >>> 27) + b << 0, d += (b ^ c & (a ^ b)) + blocks[14] - 1019803690,
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d = (d << 9 | d >>> 23) + a << 0, c += (a ^ b & (d ^ a)) + blocks[3] - 187363961,
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c = (c << 14 | c >>> 18) + d << 0, b += (d ^ a & (c ^ d)) + blocks[8] + 1163531501,
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b = (b << 20 | b >>> 12) + c << 0, a += (c ^ d & (b ^ c)) + blocks[13] - 1444681467,
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a = (a << 5 | a >>> 27) + b << 0, d += (b ^ c & (a ^ b)) + blocks[2] - 51403784,
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d = (d << 9 | d >>> 23) + a << 0, c += (a ^ b & (d ^ a)) + blocks[7] + 1735328473,
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c = (c << 14 | c >>> 18) + d << 0, b += (d ^ a & (c ^ d)) + blocks[12] - 1926607734,
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b = (b << 20 | b >>> 12) + c << 0, bc = b ^ c, a += (bc ^ d) + blocks[5] - 378558,
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a = (a << 4 | a >>> 28) + b << 0, d += (bc ^ a) + blocks[8] - 2022574463,
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d = (d << 11 | d >>> 21) + a << 0, da = d ^ a, c += (da ^ b) + blocks[11] + 1839030562,
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c = (c << 16 | c >>> 16) + d << 0, b += (da ^ c) + blocks[14] - 35309556,
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b = (b << 23 | b >>> 9) + c << 0, bc = b ^ c, a += (bc ^ d) + blocks[1] - 1530992060,
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a = (a << 4 | a >>> 28) + b << 0, d += (bc ^ a) + blocks[4] + 1272893353,
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d = (d << 11 | d >>> 21) + a << 0, da = d ^ a, c += (da ^ b) + blocks[7] - 155497632,
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c = (c << 16 | c >>> 16) + d << 0, b += (da ^ c) + blocks[10] - 1094730640,
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b = (b << 23 | b >>> 9) + c << 0, bc = b ^ c, a += (bc ^ d) + blocks[13] + 681279174,
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a = (a << 4 | a >>> 28) + b << 0, d += (bc ^ a) + blocks[0] - 358537222,
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d = (d << 11 | d >>> 21) + a << 0, da = d ^ a, c += (da ^ b) + blocks[3] - 722521979,
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c = (c << 16 | c >>> 16) + d << 0, b += (da ^ c) + blocks[6] + 76029189,
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b = (b << 23 | b >>> 9) + c << 0, bc = b ^ c, a += (bc ^ d) + blocks[9] - 640364487,
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a = (a << 4 | a >>> 28) + b << 0, d += (bc ^ a) + blocks[12] - 421815835,
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d = (d << 11 | d >>> 21) + a << 0, da = d ^ a, c += (da ^ b) + blocks[15] + 530742520,
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c = (c << 16 | c >>> 16) + d << 0, b += (da ^ c) + blocks[2] - 995338651,
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b = (b << 23 | b >>> 9) + c << 0, a += (c ^ (b | ~d)) + blocks[0] - 198630844,
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a = (a << 6 | a >>> 26) + b << 0, d += (b ^ (a | ~c)) + blocks[7] + 1126891415,
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d = (d << 10 | d >>> 22) + a << 0, c += (a ^ (d | ~b)) + blocks[14] - 1416354905,
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c = (c << 15 | c >>> 17) + d << 0, b += (d ^ (c | ~a)) + blocks[5] - 57434055,
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b = (b << 21 | b >>> 11) + c << 0, a += (c ^ (b | ~d)) + blocks[12] + 1700485571,
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a = (a << 6 | a >>> 26) + b << 0, d += (b ^ (a | ~c)) + blocks[3] - 1894986606,
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d = (d << 10 | d >>> 22) + a << 0, c += (a ^ (d | ~b)) + blocks[10] - 1051523,
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c = (c << 15 | c >>> 17) + d << 0, b += (d ^ (c | ~a)) + blocks[1] - 2054922799,
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b = (b << 21 | b >>> 11) + c << 0, a += (c ^ (b | ~d)) + blocks[8] + 1873313359,
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a = (a << 6 | a >>> 26) + b << 0, d += (b ^ (a | ~c)) + blocks[15] - 30611744,
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d = (d << 10 | d >>> 22) + a << 0, c += (a ^ (d | ~b)) + blocks[6] - 1560198380,
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c = (c << 15 | c >>> 17) + d << 0, b += (d ^ (c | ~a)) + blocks[13] + 1309151649,
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b = (b << 21 | b >>> 11) + c << 0, a += (c ^ (b | ~d)) + blocks[4] - 145523070,
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a = (a << 6 | a >>> 26) + b << 0, d += (b ^ (a | ~c)) + blocks[11] - 1120210379,
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d = (d << 10 | d >>> 22) + a << 0, c += (a ^ (d | ~b)) + blocks[2] + 718787259,
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c = (c << 15 | c >>> 17) + d << 0, b += (d ^ (c | ~a)) + blocks[9] - 343485551,
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b = (b << 21 | b >>> 11) + c << 0, this.first ? (this.h0 = a + 1732584193 << 0,
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this.h1 = b - 271733879 << 0, this.h2 = c - 1732584194 << 0, this.h3 = d + 271733878 << 0,
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this.first = false) : (this.h0 = this.h0 + a << 0, this.h1 = this.h1 + b << 0,
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this.h2 = this.h2 + c << 0, this.h3 = this.h3 + d << 0);
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}, Md5.prototype.hex = function() {
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this.finalize();
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var h0 = this.h0, h1 = this.h1, h2 = this.h2, h3 = this.h3;
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return HEX_CHARS[h0 >>> 4 & 15] + HEX_CHARS[15 & h0] + HEX_CHARS[h0 >>> 12 & 15] + HEX_CHARS[h0 >>> 8 & 15] + HEX_CHARS[h0 >>> 20 & 15] + HEX_CHARS[h0 >>> 16 & 15] + HEX_CHARS[h0 >>> 28 & 15] + HEX_CHARS[h0 >>> 24 & 15] + HEX_CHARS[h1 >>> 4 & 15] + HEX_CHARS[15 & h1] + HEX_CHARS[h1 >>> 12 & 15] + HEX_CHARS[h1 >>> 8 & 15] + HEX_CHARS[h1 >>> 20 & 15] + HEX_CHARS[h1 >>> 16 & 15] + HEX_CHARS[h1 >>> 28 & 15] + HEX_CHARS[h1 >>> 24 & 15] + HEX_CHARS[h2 >>> 4 & 15] + HEX_CHARS[15 & h2] + HEX_CHARS[h2 >>> 12 & 15] + HEX_CHARS[h2 >>> 8 & 15] + HEX_CHARS[h2 >>> 20 & 15] + HEX_CHARS[h2 >>> 16 & 15] + HEX_CHARS[h2 >>> 28 & 15] + HEX_CHARS[h2 >>> 24 & 15] + HEX_CHARS[h3 >>> 4 & 15] + HEX_CHARS[15 & h3] + HEX_CHARS[h3 >>> 12 & 15] + HEX_CHARS[h3 >>> 8 & 15] + HEX_CHARS[h3 >>> 20 & 15] + HEX_CHARS[h3 >>> 16 & 15] + HEX_CHARS[h3 >>> 28 & 15] + HEX_CHARS[h3 >>> 24 & 15];
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}, Md5.prototype.toString = Md5.prototype.hex, Md5.prototype.digest = function() {
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this.finalize();
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var h0 = this.h0, h1 = this.h1, h2 = this.h2, h3 = this.h3;
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return [ 255 & h0, h0 >>> 8 & 255, h0 >>> 16 & 255, h0 >>> 24 & 255, 255 & h1, h1 >>> 8 & 255, h1 >>> 16 & 255, h1 >>> 24 & 255, 255 & h2, h2 >>> 8 & 255, h2 >>> 16 & 255, h2 >>> 24 & 255, 255 & h3, h3 >>> 8 & 255, h3 >>> 16 & 255, h3 >>> 24 & 255 ];
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}, Md5.prototype.array = Md5.prototype.digest, Md5.prototype.arrayBuffer = function() {
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this.finalize();
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var buffer = new ArrayBuffer(16);
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var blocks = new Uint32Array(buffer);
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return blocks[0] = this.h0, blocks[1] = this.h1, blocks[2] = this.h2, blocks[3] = this.h3,
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buffer;
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}, Md5.prototype.buffer = Md5.prototype.arrayBuffer, Md5.prototype.base64 = function() {
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var v1, v2, v3, base64Str = "", bytes = this.array();
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for (var i = 0; i < 15; ) v1 = bytes[i++], v2 = bytes[i++], v3 = bytes[i++],
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base64Str += BASE64_ENCODE_CHAR[v1 >>> 2] + BASE64_ENCODE_CHAR[63 & (v1 << 4 | v2 >>> 4)] + BASE64_ENCODE_CHAR[63 & (v2 << 2 | v3 >>> 6)] + BASE64_ENCODE_CHAR[63 & v3];
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return v1 = bytes[i], base64Str += BASE64_ENCODE_CHAR[v1 >>> 2] + BASE64_ENCODE_CHAR[v1 << 4 & 63] + "==",
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base64Str;
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};
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var nodeJsEnv = NODE_JS ? {
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crypto: require("crypto"),
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Buffer: require("buffer").Buffer,
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bufferFrom: Buffer.from && true ? Buffer.from : function(message) {
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return new Buffer(message);
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}
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} : {};
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var createOutputMethod = function(outputType) {
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return function(message) {
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return new Md5(true).update(message)[outputType]();
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};
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};
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var md5Base = createOutputMethod("hex");
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NODE_JS && function() {
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var md5BaseOriginal = md5Base;
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var {
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crypto,
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Buffer,
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bufferFrom
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} = nodeJsEnv;
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md5Base = function(message) {
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if (null === message || void 0 === message) throw new Error("input is invalid type");
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if ("string" === typeof message) return crypto.createHash("md5").update(message, "utf8").digest("hex");
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if (message.constructor === ArrayBuffer_ && (message = new Uint8Array(message)),
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isArray(message) || isView(message) || message.constructor === Buffer) return crypto.createHash("md5").update(bufferFrom(message)).digest("hex");
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return md5BaseOriginal(message);
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};
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}(), md5Base.create = function() {
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return new Md5();
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}, md5Base.update = function(message) {
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return md5Base.create().update(message);
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};
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for (var i = 0; i < OUTPUT_TYPES.length; ++i) {
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var type = OUTPUT_TYPES[i];
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md5Base[type] = createOutputMethod(type);
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}
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var exports = md5Base;
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exports.md5 = exports, COMMON_JS ? module.exports = exports : (root.md5 = exports,
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AMD && define(function() {
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return exports;
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}));
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})(); |