/**
* [js-md5]{@link https://github.com/emn178/js-md5}
*
* @namespace md5
* @version 0.7.3
* @author Chen, Yi-Cyuan [emn178@gmail.com]
* @copyright Chen, Yi-Cyuan 2014-2017
* @license MIT
*/
(function () {
'use strict';
var ERROR = 'input is invalid type';
var WINDOW = typeof window === 'object';
var root = WINDOW ? window : {};
if (root.JS_MD5_NO_WINDOW) {
WINDOW = false;
}
var WEB_WORKER = !WINDOW && typeof self === 'object';
var NODE_JS = !root.JS_MD5_NO_NODE_JS && typeof process === 'object' && process.versions && process.versions.node;
if (NODE_JS) {
root = global;
} else if (WEB_WORKER) {
root = self;
}
var COMMON_JS = !root.JS_MD5_NO_COMMON_JS && typeof module === 'object' && module.exports;
var AMD = typeof define === 'function' && define.amd;
var ARRAY_BUFFER = !root.JS_MD5_NO_ARRAY_BUFFER && typeof ArrayBuffer !== 'undefined';
var HEX_CHARS = '0123456789abcdef'.split('');
var EXTRA = [128, 32768, 8388608, -2147483648];
var SHIFT = [0, 8, 16, 24];
var OUTPUT_TYPES = ['hex', 'array', 'digest', 'buffer', 'arrayBuffer', 'base64'];
var BASE64_ENCODE_CHAR = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'.split('');
var blocks = [], buffer8;
if (ARRAY_BUFFER) {
var buffer = new ArrayBuffer(68);
buffer8 = new Uint8Array(buffer);
blocks = new Uint32Array(buffer);
}
if (root.JS_MD5_NO_NODE_JS || !Array.isArray) {
Array.isArray = function (obj) {
return Object.prototype.toString.call(obj) === '[object Array]';
};
}
if (ARRAY_BUFFER && (root.JS_MD5_NO_ARRAY_BUFFER_IS_VIEW || !ArrayBuffer.isView)) {
ArrayBuffer.isView = function (obj) {
return typeof obj === 'object' && obj.buffer && obj.buffer.constructor === ArrayBuffer;
};
}
/**
* @method hex
* @memberof md5
* @description Output hash as hex string
* @param {String|Array|Uint8Array|ArrayBuffer} message message to hash
* @returns {String} Hex string
* @example
* md5.hex('The quick brown fox jumps over the lazy dog');
* // equal to
* md5('The quick brown fox jumps over the lazy dog');
*/
/**
* @method digest
* @memberof md5
* @description Output hash as bytes array
* @param {String|Array|Uint8Array|ArrayBuffer} message message to hash
* @returns {Array} Bytes array
* @example
* md5.digest('The quick brown fox jumps over the lazy dog');
*/
/**
* @method array
* @memberof md5
* @description Output hash as bytes array
* @param {String|Array|Uint8Array|ArrayBuffer} message message to hash
* @returns {Array} Bytes array
* @example
* md5.array('The quick brown fox jumps over the lazy dog');
*/
/**
* @method arrayBuffer
* @memberof md5
* @description Output hash as ArrayBuffer
* @param {String|Array|Uint8Array|ArrayBuffer} message message to hash
* @returns {ArrayBuffer} ArrayBuffer
* @example
* md5.arrayBuffer('The quick brown fox jumps over the lazy dog');
*/
/**
* @method buffer
* @deprecated This maybe confuse with Buffer in node.js. Please use arrayBuffer instead.
* @memberof md5
* @description Output hash as ArrayBuffer
* @param {String|Array|Uint8Array|ArrayBuffer} message message to hash
* @returns {ArrayBuffer} ArrayBuffer
* @example
* md5.buffer('The quick brown fox jumps over the lazy dog');
*/
/**
* @method base64
* @memberof md5
* @description Output hash as base64 string
* @param {String|Array|Uint8Array|ArrayBuffer} message message to hash
* @returns {String} base64 string
* @example
* md5.base64('The quick brown fox jumps over the lazy dog');
*/
var createOutputMethod = function (outputType) {
return function (message) {
return new Md5(true).update(message)[outputType]();
};
};
/**
* @method create
* @memberof md5
* @description Create Md5 object
* @returns {Md5} Md5 object.
* @example
* var hash = md5.create();
*/
/**
* @method update
* @memberof md5
* @description Create and update Md5 object
* @param {String|Array|Uint8Array|ArrayBuffer} message message to hash
* @returns {Md5} Md5 object.
* @example
* var hash = md5.update('The quick brown fox jumps over the lazy dog');
* // equal to
* var hash = md5.create();
* hash.update('The quick brown fox jumps over the lazy dog');
*/
var createMethod = function () {
var method = createOutputMethod('hex');
if (NODE_JS) {
method = nodeWrap(method);
}
method.create = function () {
return new Md5();
};
method.update = function (message) {
return method.create().update(message);
};
for (var i = 0; i < OUTPUT_TYPES.length; ++i) {
var type = OUTPUT_TYPES[i];
method[type] = createOutputMethod(type);
}
return method;
};
var nodeWrap = function (method) {
var crypto = eval("require('crypto')");
var Buffer = eval("require('buffer').Buffer");
var nodeMethod = function (message) {
if (typeof message === 'string') {
return crypto.createHash('md5').update(message, 'utf8').digest('hex');
} else {
if (message === null || message === undefined) {
throw ERROR;
} else if (message.constructor === ArrayBuffer) {
message = new Uint8Array(message);
}
}
if (Array.isArray(message) || ArrayBuffer.isView(message) ||
message.constructor === Buffer) {
return crypto.createHash('md5').update(new Buffer(message)).digest('hex');
} else {
return method(message);
}
};
return nodeMethod;
};
/**
* Md5 class
* @class Md5
* @description This is internal class.
* @see {@link md5.create}
*/
function Md5(sharedMemory) {
if (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;
this.blocks = blocks;
this.buffer8 = buffer8;
} else {
if (ARRAY_BUFFER) {
var buffer = new ArrayBuffer(68);
this.buffer8 = new Uint8Array(buffer);
this.blocks = new Uint32Array(buffer);
} else {
this.blocks = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0];
}
}
this.h0 = this.h1 = this.h2 = this.h3 = this.start = this.bytes = this.hBytes = 0;
this.finalized = this.hashed = false;
this.first = true;
}
/**
* @method update
* @memberof Md5
* @instance
* @description Update hash
* @param {String|Array|Uint8Array|ArrayBuffer} message message to hash
* @returns {Md5} Md5 object.
* @see {@link md5.update}
*/
Md5.prototype.update = function (message) {
if (this.finalized) {
return;
}
var notString, type = typeof message;
if (type !== 'string') {
if (type === 'object') {
if (message === null) {
throw ERROR;
} else if (ARRAY_BUFFER && message.constructor === ArrayBuffer) {
message = new Uint8Array(message);
} else if (!Array.isArray(message)) {
if (!ARRAY_BUFFER || !ArrayBuffer.isView(message)) {
throw ERROR;
}
}
} else {
throw ERROR;
}
notString = true;
}
var code, index = 0, i, length = message.length, blocks = this.blocks;
var buffer8 = this.buffer8;
while (index < length) {
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] = bloc
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