后端用java实现，接口不能变动，只能前端适配
无引入库实现：
md5.js
function md5(string) {
var x = Array();
var k, AA, BB, CC, DD, a, b, c, d;
var S11 = 7, S12 = 12, S13 = 17, S14 = 22;
var S21 = 5, S22 = 9, S23 = 14, S24 = 20;
var S31 = 4, S32 = 11, S33 = 16, S34 = 23;
var S41 = 6, S42 = 10, S43 = 15, S44 = 21;
string = Utf8Encode(string);
x = ConvertToWordArray(string);
a = 0x67452301;
b = 0xEFCDAB89;
c = 0x98BADCFE;
d = 0x10325476;
for (k = 0; k < x.length; k += 16) {
AA = a;
BB = b;
CC = c;
DD = d;
a = FF(a, b, c, d, x[k + 0], S11, 0xD76AA478);
d = FF(d, a, b, c, x[k + 1], S12, 0xE8C7B756);
c = FF(c, d, a, b, x[k + 2], S13, 0x242070DB);
b = FF(b, c, d, a, x[k + 3], S14, 0xC1BDCEEE);
a = FF(a, b, c, d, x[k + 4], S11, 0xF57C0FAF);
d = FF(d, a, b, c, x[k + 5], S12, 0x4787C62A);
c = FF(c, d, a, b, x[k + 6], S13, 0xA8304613);
b = FF(b, c, d, a, x[k + 7], S14, 0xFD469501);
a = FF(a, b, c, d, x[k + 8], S11, 0x698098D8);
d = FF(d, a, b, c, x[k + 9], S12, 0x8B44F7AF);
c = FF(c, d, a, b, x[k + 10], S13, 0xFFFF5BB1);
b = FF(b, c, d, a, x[k + 11], S14, 0x895CD7BE);
a = FF(a, b, c, d, x[k + 12], S11, 0x6B901122);
d = FF(d, a, b, c, x[k + 13], S12, 0xFD987193);
c = FF(c, d, a, b, x[k + 14], S13, 0xA679438E);
b = FF(b, c, d, a, x[k + 15], S14, 0x49B40821);
a = GG(a, b, c, d, x[k + 1], S21, 0xF61E2562);
d = GG(d, a, b, c, x[k + 6], S22, 0xC040B340);
c = GG(c, d, a, b, x[k + 11], S23, 0x265E5A51);
b = GG(b, c, d, a, x[k + 0], S24, 0xE9B6C7AA);
a = GG(a, b, c, d, x[k + 5], S21, 0xD62F105D);
d = GG(d, a, b, c, x[k + 10], S22, 0x2441453);
c = GG(c, d, a, b, x[k + 15], S23, 0xD8A1E681);
b = GG(b, c, d, a, x[k + 4], S24, 0xE7D3FBC8);
a = GG(a, b, c, d, x[k + 9], S21, 0x21E1CDE6);
d = GG(d, a, b, c, x[k + 14], S22, 0xC33707D6);
c = GG(c, d, a, b, x[k + 3], S23, 0xF4D50D87);
b = GG(b, c, d, a, x[k + 8], S24, 0x455A14ED);
a = GG(a, b, c, d, x[k + 13], S21, 0xA9E3E905);
d = GG(d, a, b, c, x[k + 2], S22, 0xFCEFA3F8);
c = GG(c, d, a, b, x[k + 7], S23, 0x676F02D9);
b = GG(b, c, d, a, x[k + 12], S24, 0x8D2A4C8A);
a = HH(a, b, c, d, x[k + 5], S31, 0xFFFA3942);
d = HH(d, a, b, c, x[k + 8], S32, 0x8771F681);
c = HH(c, d, a, b, x[k + 11], S33, 0x6D9D6122);
b = HH(b, c, d, a, x[k + 14], S34, 0xFDE5380C);
a = HH(a, b, c, d, x[k + 1], S31, 0xA4BEEA44);
d = HH(d, a, b, c, x[k + 4], S32, 0x4BDECFA9);
c = HH(c, d, a, b, x[k + 7], S33, 0xF6BB4B60);
b = HH(b, c, d, a, x[k + 10], S34, 0xBEBFBC70);
a = HH(a, b, c, d, x[k + 13], S31, 0x289B7EC6);
d = HH(d, a, b, c, x[k + 0], S32, 0xEAA127FA);
c = HH(c, d, a, b, x[k + 3], S33, 0xD4EF3085);
b = HH(b, c, d, a, x[k + 6], S34, 0x4881D05);
a = HH(a, b, c, d, x[k + 9], S31, 0xD9D4D039);
d = HH(d, a, b, c, x[k + 12], S32, 0xE6DB99E5);
c = HH(c, d, a, b, x[k + 15], S33, 0x1FA27CF8);
b = HH(b, c, d, a, x[k + 2], S34, 0xC4AC5665);
a = II(a, b, c, d, x[k + 0], S41, 0xF4292244);
d = II(d, a, b, c, x[k + 7], S42, 0x432AFF97);
c = II(c, d, a, b, x[k + 14], S43, 0xAB9423A7);
b = II(b, c, d, a, x[k + 5], S44, 0xFC93A039);
a = II(a, b, c, d, x[k + 12], S41, 0x655B59C3);
d = II(d, a, b, c, x[k + 3], S42, 0x8F0CCC92);
c = II(c, d, a, b, x[k + 10], S43, 0xFFEFF47D);
b = II(b, c, d, a, x[k + 1], S44, 0x85845DD1);
a = II(a, b, c, d, x[k + 8], S41, 0x6FA87E4F);
d = II(d, a, b, c, x[k + 15], S42, 0xFE2CE6E0);
c = II(c, d, a, b, x[k + 6], S43, 0xA3014314);
b = II(b, c, d, a, x[k + 13], S44, 0x4E0811A1);
a = II(a, b, c, d, x[k + 4], S41, 0xF7537E82);
d = II(d, a, b, c, x[k + 11], S42, 0xBD3AF235);
c = II(c, d, a, b, x[k + 2], S43, 0x2AD7D2BB);
b = II(b, c, d, a, x[k + 9], S44, 0xEB86D391);
a = AddUnsigned(a, AA);
b = AddUnsigned(b, BB);
c = AddUnsigned(c, CC);
d = AddUnsigned(d, DD);
}
var temp = WordToHex(a) + WordToHex(b) + WordToHex(c) + WordToHex(d);
return temp.toUpperCase();
}
function RotateLeft(lValue, iShiftBits) {
return (lValue << iShiftBits) | (lValue >>> (32 - iShiftBits));
}
function AddUnsigned(lX, lY) {
var lX4, lY4, lX8, lY8, lResult;
lX8 = (lX & 0x80000000);
lY8 = (lY & 0x80000000);
lX4 = (lX & 0x40000000);
lY4 = (lY & 0x40000000);
lResult = (lX & 0x3FFFFFFF) + (lY & 0x3FFFFFFF);
if (lX4 & lY4) {
return (lResult ^ 0x80000000 ^ lX8 ^ lY8);
}
if (lX4 | lY4) {
if (lResult & 0x40000000) {
return (lResult ^ 0xC0000000 ^ lX8 ^ lY8);
} else {
return (lResult ^ 0x40000000 ^ lX8 ^ lY8);
}
} else {
return (lResult ^ lX8 ^ lY8);
}
}
function F(x, y, z) {
return (x & y) | ((~x) & z);
}
function G(x, y, z) {
return (x & z) | (y & (~z));
}
function H(x, y, z) {
return (x ^ y ^ z);
}
function I(x, y, z) {
return (y ^ (x | (~z)));
}
function FF(a, b, c, d, x, s, ac) {
a = AddUnsigned(a, AddUnsigned(AddUnsigned(F(b, c, d), x), ac));
return AddUnsigned(RotateLeft(a, s), b);
}
function GG(a, b, c, d, x, s, ac) {
a = AddUnsigned(a, AddUnsigned(AddUnsigned(G(b, c, d), x), ac));
return AddUnsigned(RotateLeft(a, s), b);
}
function HH(a, b, c, d, x, s, ac) {
a = AddUnsigned(a, AddUnsigned(AddUnsigned(H(b, c, d), x), ac));
return AddUnsigned(RotateLeft(a, s), b);
}
function II(a, b, c, d, x, s, ac) {
a = AddUnsigned(a, AddUnsigned(AddUnsigned(I(b, c, d), x), ac));
return AddUnsigned(RotateLeft(a, s), b);
}
function ConvertToWordArray(string) {
var lWordCount;
var lMessageLength = string.length;
var lNumberOfWords_temp1 = lMessageLength + 8;
var lNumberOfWords_temp2 = (lNumberOfWords_temp1 - (lNumberOfWords_temp1 % 64)) / 64;
var lNumberOfWords = (lNumberOfWords_temp2 + 1) * 16;
var lWordArray = Array(lNumberOfWords - 1);
var lBytePosition = 0;
var lByteCount = 0;
while (lByteCount < lMessageLength) {
lWordCount = (lByteCount - (lByteCount % 4)) / 4;
lBytePosition = (lByteCount % 4) * 8;
lWordArray[lWordCount] = (lWordArray[lWordCount] | (string.charCodeAt(lByteCount) << lBytePosition));
lByteCount++;
}
lWordCount = (lByteCount - (lByteCount % 4)) / 4;
lBytePosition = (lByteCount % 4) * 8;
lWordArray[lWordCount] = lWordArray[lWordCount] | (0x80 << lBytePosition);
lWordArray[lNumberOfWords - 2] = lMessageLength << 3;
lWordArray[lNumberOfWords - 1] = lMessageLength >>> 29;
return lWordArray;
}
function WordToHex(lValue) {
var WordToHexValue = "", WordToHexValue_temp = "", lByte, lCount;
for (lCount = 0; lCount <= 3; lCount++) {
lByte = (lValue >>> (lCount * 8)) & 255;
WordToHexValue_temp = "0" + lByte.toString(16);
WordToHexValue = WordToHexValue + WordToHexValue_temp.substr(WordToHexValue_temp.length - 2, 2);
}
return WordToHexValue;
}
function Utf8Encode(string) {
var utftext = "";
for (var n = 0; n < string.length; n++) {
var c = string.charCodeAt(n);
if (c < 128) {
utftext += String.fromCharCode(c);
} else if ((c > 127) && (c < 2048)) {
utftext += String.fromCharCode((c >> 6) | 192);
utftext += String.fromCharCode((c & 63) | 128);
} else {
utftext += String.fromCharCode((c >> 12) | 224);
utftext += String.fromCharCode(((c >> 6) & 63) | 128);
utftext += String.fromCharCode((c & 63) | 128);
}
}
return utftext;
}
md5.ts
export class MD5 {
public md5(string: string): string {
let x = [];
let k; let AA; let BB; let CC; let DD; let a; let b; let c; let d;
const S11 = 7;
const S12 = 12;
const S13 = 17;
const S14 = 22;
const S21 = 5;
const S22 = 9;
const S23 = 14;
const S24 = 20;
const S31 = 4;
const S32 = 11;
const S33 = 16;
const S34 = 23;
const S41 = 6;
const S42 = 10;
const S43 = 15;
const S44 = 21;
const str = this.Utf8Encode(string);
x = this.ConvertToWordArray(str);
a = 0x67452301;
b = 0xefcdab89;
c = 0x98badcfe;
d = 0x10325476;
for (k = 0; k < x.length; k += 16) {
AA = a;
BB = b;
CC = c;
DD = d;
a = this.FF(a, b, c, d, x[k + 0], S11, 0xd76aa478);
d = this.FF(d, a, b, c, x[k + 1], S12, 0xe8c7b756);
c = this.FF(c, d, a, b, x[k + 2], S13, 0x242070db);
b = this.FF(b, c, d, a, x[k + 3], S14, 0xc1bdceee);
a = this.FF(a, b, c, d, x[k + 4], S11, 0xf57c0faf);
d = this.FF(d, a, b, c, x[k + 5], S12, 0x4787c62a);
c = this.FF(c, d, a, b, x[k + 6], S13, 0xa8304613);
b = this.FF(b, c, d, a, x[k + 7], S14, 0xfd469501);
a = this.FF(a, b, c, d, x[k + 8], S11, 0x698098d8);
d = this.FF(d, a, b, c, x[k + 9], S12, 0x8b44f7af);
c = this.FF(c, d, a, b, x[k + 10], S13, 0xffff5bb1);
b = this.FF(b, c, d, a, x[k + 11], S14, 0x895cd7be);
a = this.FF(a, b, c, d, x[k + 12], S11, 0x6b901122);
d = this.FF(d, a, b, c, x[k + 13], S12, 0xfd987193);
c = this.FF(c, d, a, b, x[k + 14], S13, 0xa679438e);
b = this.FF(b, c, d, a, x[k + 15], S14, 0x49b40821);
a = this.GG(a, b, c, d, x[k + 1], S21, 0xf61e2562);
d = this.GG(d, a, b, c, x[k + 6], S22, 0xc040b340);
c = this.GG(c, d, a, b, x[k + 11], S23, 0x265e5a51);
b = this.GG(b, c, d, a, x[k + 0], S24, 0xe9b6c7aa);
a = this.GG(a, b, c, d, x[k + 5], S21, 0xd62f105d);
d = this.GG(d, a, b, c, x[k + 10], S22, 0x2441453);
c = this.GG(c, d, a, b, x[k + 15], S23, 0xd8a1e681);
b = this.GG(b, c, d, a, x[k + 4], S24, 0xe7d3fbc8);
a = this.GG(a, b, c, d, x[k + 9], S21, 0x21e1cde6);
d = this.GG(d, a, b, c, x[k + 14], S22, 0xc33707d6);
c = this.GG(c, d, a, b, x[k + 3], S23, 0xf4d50d87);
b = this.GG(b, c, d, a, x[k + 8], S24, 0x455a14ed);
a = this.GG(a, b, c, d, x[k + 13], S21, 0xa9e3e905);
d = this.GG(d, a, b, c, x[k + 2], S22, 0xfcefa3f8);
c = this.GG(c, d, a, b, x[k + 7], S23, 0x676f02d9);
b = this.GG(b, c, d, a, x[k + 12], S24, 0x8d2a4c8a);
a = this.HH(a, b, c, d, x[k + 5], S31, 0xfffa3942);
d = this.HH(d, a, b, c, x[k + 8], S32, 0x8771f681);
c = this.HH(c, d, a, b, x[k + 11], S33, 0x6d9d6122);
b = this.HH(b, c, d, a, x[k + 14], S34, 0xfde5380c);
a = this.HH(a, b, c, d, x[k + 1], S31, 0xa4beea44);
d = this.HH(d, a, b, c, x[k + 4], S32, 0x4bdecfa9);
c = this.HH(c, d, a, b, x[k + 7], S33, 0xf6bb4b60);
b = this.HH(b, c, d, a, x[k + 10], S34, 0xbebfbc70);
a = this.HH(a, b, c, d, x[k + 13], S31, 0x289b7ec6);
d = this.HH(d, a, b, c, x[k + 0], S32, 0xeaa127fa);
c = this.HH(c, d, a, b, x[k + 3], S33, 0xd4ef3085);
b = this.HH(b, c, d, a, x[k + 6], S34, 0x4881d05);
a = this.HH(a, b, c, d, x[k + 9], S31, 0xd9d4d039);
d = this.HH(d, a, b, c, x[k + 12], S32, 0xe6db99e5);
c = this.HH(c, d, a, b, x[k + 15], S33, 0x1fa27cf8);
b = this.HH(b, c, d, a, x[k + 2], S34, 0xc4ac5665);
a = this.II(a, b, c, d, x[k + 0], S41, 0xf4292244);
d = this.II(d, a, b, c, x[k + 7], S42, 0x432aff97);
c = this.II(c, d, a, b, x[k + 14], S43, 0xab9423a7);
b = this.II(b, c, d, a, x[k + 5], S44, 0xfc93a039);
a = this.II(a, b, c, d, x[k + 12], S41, 0x655b59c3);
d = this.II(d, a, b, c, x[k + 3], S42, 0x8f0ccc92);
c = this.II(c, d, a, b, x[k + 10], S43, 0xffeff47d);
b = this.II(b, c, d, a, x[k + 1], S44, 0x85845dd1);
a = this.II(a, b, c, d, x[k + 8], S41, 0x6fa87e4f);
d = this.II(d, a, b, c, x[k + 15], S42, 0xfe2ce6e0);
c = this.II(c, d, a, b, x[k + 6], S43, 0xa3014314);
b = this.II(b, c, d, a, x[k + 13], S44, 0x4e0811a1);
a = this.II(a, b, c, d, x[k + 4], S41, 0xf7537e82);
d = this.II(d, a, b, c, x[k + 11], S42, 0xbd3af235);
c = this.II(c, d, a, b, x[k + 2], S43, 0x2ad7d2bb);
b = this.II(b, c, d, a, x[k + 9], S44, 0xeb86d391);
a = this.AddUnsigned(a, AA);
b = this.AddUnsigned(b, BB);
c = this.AddUnsigned(c, CC);
d = this.AddUnsigned(d, DD);
}
const temp = this.WordToHex(a) + this.WordToHex(b) + this.WordToHex(c) + this.WordToHex(d);
return temp.toUpperCase();
}
public RotateLeft(lValue: any, iShiftBits: any): any {
return (lValue << iShiftBits) | (lValue >>> (32 - iShiftBits));
}
public AddUnsigned(lX: any, lY: any): any {
let lX4; let lY4; let lX8; let lY8; let lResult;
lX8 = lX & 0x80000000;
lY8 = lY & 0x80000000;
lX4 = lX & 0x40000000;
lY4 = lY & 0x40000000;
lResult = (lX & 0x3fffffff) + (lY & 0x3fffffff);
if (lX4 & lY4) {
return lResult ^ 0x80000000 ^ lX8 ^ lY8;
}
if (lX4 | lY4) {
if (lResult & 0x40000000) {
return lResult ^ 0xc0000000 ^ lX8 ^ lY8;
}
return lResult ^ 0x40000000 ^ lX8 ^ lY8;
}
return lResult ^ lX8 ^ lY8;
}
public F(x: any, y: any, z: any): any {
return (x & y) | (~x & z);
}
public G(x: any, y: any, z: any): any {
return (x & z) | (y & ~z);
}
public H(x: any, y: any, z: any): any {
return x ^ y ^ z;
}
public I(x: any, y: any, z: any): any {
return y ^ (x | ~z);
}
public FF(a: any, b: any, c: any, d: any, x: any, s: any, ac: any): any {
const tmp = this.AddUnsigned(a, this.AddUnsigned(this.AddUnsigned(this.F(b, c, d), x), ac));
return this.AddUnsigned(this.RotateLeft(tmp, s), b);
}
public GG(a: any, b: any, c: any, d: any, x: any, s: any, ac: any): any {
const tmp = this.AddUnsigned(a, this.AddUnsigned(this.AddUnsigned(this.G(b, c, d), x), ac));
return this.AddUnsigned(this.RotateLeft(tmp, s), b);
}
public HH(a: any, b: any, c: any, d: any, x: any, s: any, ac: any): any {
const tmp = this.AddUnsigned(a, this.AddUnsigned(this.AddUnsigned(this.H(b, c, d), x), ac));
return this.AddUnsigned(this.RotateLeft(tmp, s), b);
}
public II(a: any, b: any, c: any, d: any, x: any, s: any, ac: any): any {
const tmp = this.AddUnsigned(a, this.AddUnsigned(this.AddUnsigned(this.I(b, c, d), x), ac));
return this.AddUnsigned(this.RotateLeft(tmp, s), b);
}
public ConvertToWordArray(string: string): any {
let lWordCount;
const lMessageLength = string.length;
const lNumberOfWords_temp1 = lMessageLength + 8;
const lNumberOfWords_temp2 =
(lNumberOfWords_temp1 - (lNumberOfWords_temp1 % 64)) / 64;
const lNumberOfWords = (lNumberOfWords_temp2 + 1) * 16;
const lWordArray = Array(lNumberOfWords - 1);
let lBytePosition = 0;
let lByteCount = 0;
while (lByteCount < lMessageLength) {
lWordCount = (lByteCount - (lByteCount % 4)) / 4;
lBytePosition = (lByteCount % 4) * 8;
lWordArray[lWordCount] =
lWordArray[lWordCount] |
(string.charCodeAt(lByteCount) << lBytePosition);
lByteCount++;
}
lWordCount = (lByteCount - (lByteCount % 4)) / 4;
lBytePosition = (lByteCount % 4) * 8;
lWordArray[lWordCount] = lWordArray[lWordCount] | (0x80 << lBytePosition);
lWordArray[lNumberOfWords - 2] = lMessageLength << 3;
lWordArray[lNumberOfWords - 1] = lMessageLength >>> 29;
return lWordArray;
}
public WordToHex(lValue: any): any {
let WordToHexValue = "";
let WordToHexValue_temp = "";
let lByte;
let lCount;
for (lCount = 0; lCount <= 3; lCount++) {
lByte = (lValue >>> (lCount * 8)) & 255;
WordToHexValue_temp = `0${lByte.toString(16)}`;
WordToHexValue +=
WordToHexValue_temp.substr(WordToHexValue_temp.length - 2, 2);
}
return WordToHexValue;
}
public Utf8Encode(string: string): any {
let utftext = "";
for (let n = 0; n < string.length; n++) {
const c = string.charCodeAt(n);
if (c < 128) {
utftext += String.fromCharCode(c);
} else if (c > 127 && c < 2048) {
utftext += String.fromCharCode((c >> 6) | 192);
utftext += String.fromCharCode((c & 63) | 128);
} else {
utftext += String.fromCharCode((c >> 12) | 224);
utftext += String.fromCharCode(((c >> 6) & 63) | 128);
utftext += String.fromCharCode((c & 63) | 128);
}
}
return utftext;
}
}
md5.php
<?php
function myMD5($string)
{
return bin2hex(md5($string, true));
}
md5.java
public static String getAuthCode(String curtime,String secret){
byte[] timestamp=("" + curtime).getBytes();
byte[] secretbyte=secret.getBytes();
MessageDigest md = null;
try {
md = MessageDigest.getInstance("MD5");
} catch (NoSuchAlgorithmException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
md.update(timestamp, 0, timestamp.length);
md.update(secretbyte, 0, secretbyte.length);
return String.valueOf(Hex.encodeHex(md.digest()));
}
参考：
https://blog.csdn.net/sinat_31057219/article/details/70755608
https://blog.csdn.net/weixin_33800919/article/details/116414643