模块化：https://developers.weixin.qq.com/miniprogram/dev/framework/app-service/module.html
MD5.JS
1 function md5(string) {
2 function md5_RotateLeft(lValue, iShiftBits) {
3 return (lValue << iShiftBits) | (lValue >>> (32 - iShiftBits));
4 }
5
6 function md5_AddUnsigned(lX, lY) {
7 var lX4, lY4, lX8, lY8, lResult;
8 lX8 = (lX & 0x80000000);
9 lY8 = (lY & 0x80000000);
10 lX4 = (lX & 0x40000000);
11 lY4 = (lY & 0x40000000);
12 lResult = (lX & 0x3FFFFFFF) + (lY & 0x3FFFFFFF);
13 if (lX4 & lY4) {
14 return (lResult ^ 0x80000000 ^ lX8 ^ lY8);
15 }
16 if (lX4 | lY4) {
17 if (lResult & 0x40000000) {
18 return (lResult ^ 0xC0000000 ^ lX8 ^ lY8);
19 } else {
20 return (lResult ^ 0x40000000 ^ lX8 ^ lY8);
21 }
22 } else {
23 return (lResult ^ lX8 ^ lY8);
24 }
25 }
26
27 function md5_F(x, y, z) {
28 return (x & y) | ((~x) & z);
29 }
30
31 function md5_G(x, y, z) {
32 return (x & z) | (y & (~z));
33 }
34
35 function md5_H(x, y, z) {
36 return (x ^ y ^ z);
37 }
38
39 function md5_I(x, y, z) {
40 return (y ^ (x | (~z)));
41 }
42
43 function md5_FF(a, b, c, d, x, s, ac) {
44 a = md5_AddUnsigned(a, md5_AddUnsigned(md5_AddUnsigned(md5_F(b, c, d), x), ac));
45 return md5_AddUnsigned(md5_RotateLeft(a, s), b);
46 };
47
48 function md5_GG(a, b, c, d, x, s, ac) {
49 a = md5_AddUnsigned(a, md5_AddUnsigned(md5_AddUnsigned(md5_G(b, c, d), x), ac));
50 return md5_AddUnsigned(md5_RotateLeft(a, s), b);
51 };
52
53 function md5_HH(a, b, c, d, x, s, ac) {
54 a = md5_AddUnsigned(a, md5_AddUnsigned(md5_AddUnsigned(md5_H(b, c, d), x), ac));
55 return md5_AddUnsigned(md5_RotateLeft(a, s), b);
56 };
57
58 function md5_II(a, b, c, d, x, s, ac) {
59 a = md5_AddUnsigned(a, md5_AddUnsigned(md5_AddUnsigned(md5_I(b, c, d), x), ac));
60 return md5_AddUnsigned(md5_RotateLeft(a, s), b);
61 };
62
63 function md5_ConvertToWordArray(string) {
64 var lWordCount;
65 var lMessageLength = string.length;
66 var lNumberOfWords_temp1 = lMessageLength + 8;
67 var lNumberOfWords_temp2 = (lNumberOfWords_temp1 - (lNumberOfWords_temp1 % 64)) / 64;
68 var lNumberOfWords = (lNumberOfWords_temp2 + 1) * 16;
69 var lWordArray = Array(lNumberOfWords - 1);
70 var lBytePosition = 0;
71 var lByteCount = 0;
72 while (lByteCount < lMessageLength) {
73 lWordCount = (lByteCount - (lByteCount % 4)) / 4;
74 lBytePosition = (lByteCount % 4) * 8;
75 lWordArray[lWordCount] = (lWordArray[lWordCount] | (string.charCodeAt(lByteCount) << lBytePosition));
76 lByteCount++;
77 }
78 lWordCount = (lByteCount - (lByteCount % 4)) / 4;
79 lBytePosition = (lByteCount % 4) * 8;
80 lWordArray[lWordCount] = lWordArray[lWordCount] | (0x80 << lBytePosition);
81 lWordArray[lNumberOfWords - 2] = lMessageLength << 3;
82 lWordArray[lNumberOfWords - 1] = lMessageLength >>> 29;
83 return lWordArray;
84 };
85
86 function md5_WordToHex(lValue) {
87 var WordToHexValue = "",
88 WordToHexValue_temp = "",
89 lByte, lCount;
90 for (lCount = 0; lCount <= 3; lCount++) {
91 lByte = (lValue >>> (lCount * 8)) & 255;
92 WordToHexValue_temp = "0" + lByte.toString(16);
93 WordToHexValue = WordToHexValue + WordToHexValue_temp.substr(WordToHexValue_temp.length - 2, 2);
94 }
95 return WordToHexValue;
96 };
97
98 function md5_Utf8Encode(string) {
99 string = string.replace(/\r\n/g, "\n");
100 var utftext = "";
101 for (var n = 0; n < string.length; n++) {
102 var c = string.charCodeAt(n);
103 if (c < 128) {
104 utftext += String.fromCharCode(c);
105 } else if ((c > 127) && (c < 2048)) {
106 utftext += String.fromCharCode((c >> 6) | 192);
107 utftext += String.fromCharCode((c & 63) | 128);
108 } else {
109 utftext += String.fromCharCode((c >> 12) | 224);
110 utftext += String.fromCharCode(((c >> 6) & 63) | 128);
111 utftext += String.fromCharCode((c & 63) | 128);
112 }
113 }
114 return utftext;
115 };
116 var x = Array();
117 var k, AA, BB, CC, DD, a, b, c, d;
118 var S11 = 7,
119 S12 = 12,
120 S13 = 17,
121 S14 = 22;
122 var S21 = 5,
123 S22 = 9,
124 S23 = 14,
125 S24 = 20;
126 var S31 = 4,
127 S32 = 11,
128 S33 = 16,
129 S34 = 23;
130 var S41 = 6,
131 S42 = 10,
132 S43 = 15,
133 S44 = 21;
134 string = md5_Utf8Encode(string);
135 x = md5_ConvertToWordArray(string);
136 a = 0x67452301;
137 b = 0xEFCDAB89;
138 c = 0x98BADCFE;
139 d = 0x10325476;
140 for (k = 0; k < x.length; k += 16) {
141 AA = a;
142 BB = b;
143 CC = c;
144 DD = d;
145 a = md5_FF(a, b, c, d, x[k + 0], S11, 0xD76AA478);
146 d = md5_FF(d, a, b, c, x[k + 1], S12, 0xE8C7B756);
147 c = md5_FF(c, d, a, b, x[k + 2], S13, 0x242070DB);
148 b = md5_FF(b, c, d, a, x[k + 3], S14, 0xC1BDCEEE);
149 a = md5_FF(a, b, c, d, x[k + 4], S11, 0xF57C0FAF);
150 d = md5_FF(d, a, b, c, x[k + 5], S12, 0x4787C62A);
151 c = md5_FF(c, d, a, b, x[k + 6], S13, 0xA8304613);
152 b = md5_FF(b, c, d, a, x[k + 7], S14, 0xFD469501);
153 a = md5_FF(a, b, c, d, x[k + 8], S11, 0x698098D8);
154 d = md5_FF(d, a, b, c, x[k + 9], S12, 0x8B44F7AF);
155 c = md5_FF(c, d, a, b, x[k + 10], S13, 0xFFFF5BB1);
156 b = md5_FF(b, c, d, a, x[k + 11], S14, 0x895CD7BE);
157 a = md5_FF(a, b, c, d, x[k + 12], S11, 0x6B901122);
158 d = md5_FF(d, a, b, c, x[k + 13], S12, 0xFD987193);
159 c = md5_FF(c, d, a, b, x[k + 14], S13, 0xA679438E);
160 b = md5_FF(b, c, d, a, x[k + 15], S14, 0x49B40821);
161 a = md5_GG(a, b, c, d, x[k + 1], S21, 0xF61E2562);
162 d = md5_GG(d, a, b, c, x[k + 6], S22, 0xC040B340);
163 c = md5_GG(c, d, a, b, x[k + 11], S23, 0x265E5A51);
164 b = md5_GG(b, c, d, a, x[k + 0], S24, 0xE9B6C7AA);
165 a = md5_GG(a, b, c, d, x[k + 5], S21, 0xD62F105D);
166 d = md5_GG(d, a, b, c, x[k + 10], S22, 0x2441453);
167 c = md5_GG(c, d, a, b, x[k + 15], S23, 0xD8A1E681);
168 b = md5_GG(b, c, d, a, x[k + 4], S24, 0xE7D3FBC8);
169 a = md5_GG(a, b, c, d, x[k + 9], S21, 0x21E1CDE6);
170 d = md5_GG(d, a, b, c, x[k + 14], S22, 0xC33707D6);
171 c = md5_GG(c, d, a, b, x[k + 3], S23, 0xF4D50D87);
172 b = md5_GG(b, c, d, a, x[k + 8], S24, 0x455A14ED);
173 a = md5_GG(a, b, c, d, x[k + 13], S21, 0xA9E3E905);
174 d = md5_GG(d, a, b, c, x[k + 2], S22, 0xFCEFA3F8);
175 c = md5_GG(c, d, a, b, x[k + 7], S23, 0x676F02D9);
176 b = md5_GG(b, c, d, a, x[k + 12], S24, 0x8D2A4C8A);
177 a = md5_HH(a, b, c, d, x[k + 5], S31, 0xFFFA3942);
178 d = md5_HH(d, a, b, c, x[k + 8], S32, 0x8771F681);
179 c = md5_HH(c, d, a, b, x[k + 11], S33, 0x6D9D6122);
180 b = md5_HH(b, c, d, a, x[k + 14], S34, 0xFDE5380C);
181 a = md5_HH(a, b, c, d, x[k + 1], S31, 0xA4BEEA44);
182 d = md5_HH(d, a, b, c, x[k + 4], S32, 0x4BDECFA9);
183 c = md5_HH(c, d, a, b, x[k + 7], S33, 0xF6BB4B60);
184 b = md5_HH(b, c, d, a, x[k + 10], S34, 0xBEBFBC70);
185 a = md5_HH(a, b, c, d, x[k + 13], S31, 0x289B7EC6);
186 d = md5_HH(d, a, b, c, x[k + 0], S32, 0xEAA127FA);
187 c = md5_HH(c, d, a, b, x[k + 3], S33, 0xD4EF3085);
188 b = md5_HH(b, c, d, a, x[k + 6], S34, 0x4881D05);
189 a = md5_HH(a, b, c, d, x[k + 9], S31, 0xD9D4D039);
190 d = md5_HH(d, a, b, c, x[k + 12], S32, 0xE6DB99E5);
191 c = md5_HH(c, d, a, b, x[k + 15], S33, 0x1FA27CF8);
192 b = md5_HH(b, c, d, a, x[k + 2], S34, 0xC4AC5665);
193 a = md5_II(a, b, c, d, x[k + 0], S41, 0xF4292244);
194 d = md5_II(d, a, b, c, x[k + 7], S42, 0x432AFF97);
195 c = md5_II(c, d, a, b, x[k + 14], S43, 0xAB9423A7);
196 b = md5_II(b, c, d, a, x[k + 5], S44, 0xFC93A039);
197 a = md5_II(a, b, c, d, x[k + 12], S41, 0x655B59C3);
198 d = md5_II(d, a, b, c, x[k + 3], S42, 0x8F0CCC92);
199 c = md5_II(c, d, a, b, x[k + 10], S43, 0xFFEFF47D);
200 b = md5_II(b, c, d, a, x[k + 1], S44, 0x85845DD1);
201 a = md5_II(a, b, c, d, x[k + 8], S41, 0x6FA87E4F);
202 d = md5_II(d, a, b, c, x[k + 15], S42, 0xFE2CE6E0);
203 c = md5_II(c, d, a, b, x[k + 6], S43, 0xA3014314);
204 b = md5_II(b, c, d, a, x[k + 13], S44, 0x4E0811A1);
205 a = md5_II(a, b, c, d, x[k + 4], S41, 0xF7537E82);
206 d = md5_II(d, a, b, c, x[k + 11], S42, 0xBD3AF235);
207 c = md5_II(c, d, a, b, x[k + 2], S43, 0x2AD7D2BB);
208 b = md5_II(b, c, d, a, x[k + 9], S44, 0xEB86D391);
209 a = md5_AddUnsigned(a, AA);
210 b = md5_AddUnsigned(b, BB);
211 c = md5_AddUnsigned(c, CC);
212 d = md5_AddUnsigned(d, DD);
213 }
214 return (md5_WordToHex(a) + md5_WordToHex(b) + md5_WordToHex(c) + md5_WordToHex(d)).toLowerCase();
215 }
216 module.exports.md5 = md5;
INDEX.JS
1 const cmd5 = require("md5.js");
2
3 Page({
4 onLoad: function(){
5 console.log(cmd5.md5("xxx"));
6 //f561aaf6ef0bf14d4208bb46a4ccb3ad
7 }
8 })
原文地址：https://www.cnblogs.com/iblackly/p/12632211.html
时间： 2024-11-08 22:50:46