From 1d1ceeeda9e5cb70bf10dafa82efddc8b7861360 Mon Sep 17 00:00:00 2001
From: TM <923727421@qq.com>
Date: Mon, 14 Dec 2020 18:47:50 +0800
Subject: [PATCH] 修改md5算法文件
---
utils/md5.js | 389 ++++++++++++++++++++++++++++++-------------------------
1 files changed, 213 insertions(+), 176 deletions(-)
diff --git a/utils/md5.js b/utils/md5.js
index f4ee524..a9bd6a3 100644
--- a/utils/md5.js
+++ b/utils/md5.js
@@ -1,179 +1,216 @@
-function MD5(sMessage)
-{
- 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(sMessage)
- {
- var lWordCount;
- var lMessageLength = sMessage.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] | (sMessage.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;
- }
- 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;
- // Steps 1 and 2. Append padding bits and length and convert to words
- x = ConvertToWordArray(sMessage);
- // Step 3. Initialise
- a = 0x67452301; b = 0xEFCDAB89; c = 0x98BADCFE; d = 0x10325476;
- // Step 4. Process the message in 16-word blocks
- 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);
- }
- // Step 5. Output the 128 bit digest
- var temp= WordToHex(a)+WordToHex(b)+WordToHex(c)+WordToHex(d);
- return temp.toLowerCase();
+var rotateLeft = function(lValue, iShiftBits) {
+ return(lValue << iShiftBits) | (lValue >>> (32 - iShiftBits));
+}
+
+var addUnsigned = function(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);
+ }
+}
+
+var F = function(x, y, z) {
+ return(x & y) | ((~x) & z);
+}
+
+var G = function(x, y, z) {
+ return(x & z) | (y & (~z));
+}
+
+var H = function(x, y, z) {
+ return(x ^ y ^ z);
+}
+
+var I = function(x, y, z) {
+ return(y ^ (x | (~z)));
+}
+
+var FF = function(a, b, c, d, x, s, ac) {
+ a = addUnsigned(a, addUnsigned(addUnsigned(F(b, c, d), x), ac));
+ return addUnsigned(rotateLeft(a, s), b);
+};
+
+var GG = function(a, b, c, d, x, s, ac) {
+ a = addUnsigned(a, addUnsigned(addUnsigned(G(b, c, d), x), ac));
+ return addUnsigned(rotateLeft(a, s), b);
+};
+
+var HH = function(a, b, c, d, x, s, ac) {
+ a = addUnsigned(a, addUnsigned(addUnsigned(H(b, c, d), x), ac));
+ return addUnsigned(rotateLeft(a, s), b);
+};
+
+var II = function(a, b, c, d, x, s, ac) {
+ a = addUnsigned(a, addUnsigned(addUnsigned(I(b, c, d), x), ac));
+ return addUnsigned(rotateLeft(a, s), b);
+};
+
+var convertToWordArray = function(string) {
+ var lWordCount;
+ var lMessageLength = string.length;
+ var lNumberOfWordsTempOne = lMessageLength + 8;
+ var lNumberOfWordsTempTwo = (lNumberOfWordsTempOne - (lNumberOfWordsTempOne % 64)) / 64;
+ var lNumberOfWords = (lNumberOfWordsTempTwo + 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;
+};
+
+var wordToHex = function(lValue) {
+ var WordToHexValue = "",
+ WordToHexValueTemp = "",
+ lByte, lCount;
+ for(lCount = 0; lCount <= 3; lCount++) {
+ lByte = (lValue >>> (lCount * 8)) & 255;
+ WordToHexValueTemp = "0" + lByte.toString(16);
+ WordToHexValue = WordToHexValue + WordToHexValueTemp.substr(WordToHexValueTemp.length - 2, 2);
+ }
+ return WordToHexValue;
+};
+
+var uTF8Encode = function(string) {
+ string = string.replace(/\x0d\x0a/g, "\x0a");
+ var output = "";
+ for(var n = 0; n < string.length; n++) {
+ var c = string.charCodeAt(n);
+ if(c < 128) {
+ output += String.fromCharCode(c);
+ } else if((c > 127) && (c < 2048)) {
+ output += String.fromCharCode((c >> 6) | 192);
+ output += String.fromCharCode((c & 63) | 128);
+ } else {
+ output += String.fromCharCode((c >> 12) | 224);
+ output += String.fromCharCode(((c >> 6) & 63) | 128);
+ output += String.fromCharCode((c & 63) | 128);
+ }
+ }
+ return output;
+};
+
+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 tempValue = wordToHex(a) + wordToHex(b) + wordToHex(c) + wordToHex(d);
+ return tempValue.toLowerCase();
}
module.exports = {
- hex_md5: MD5,
-}
-
+ hex_md5: md5,
+}
\ No newline at end of file
--
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