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/// #############################################################################
/// #####
/// ##### 한국신용정보주식회사 서비스 운영에 필요한 Crypto JavaScript 소스
/// #####
/// ##### =====================================================================
/// #####
/// ##### Descriptions
/// #####  - 서비스 운영에 필요한 Javascript Crypto Algorithm을 관리한다.
/// #####
/// ##### ---------------------------------------------------------------------
/// #####
/// ##### 작성자   : (주)유비아이에스컨설팅 (www.ubisc.com)
/// ##### 원본참조 :
/// ##### 원본파일 :
/// ##### 작성일자 : 2006.02.06
/// #####
/// #############################################################################

// -----------------------------------------------------
// ----- 보안 처리를 위한 Object 처리 정보
// -----------------------------------------------------

var cryptoObject = new Object();
cryptoObject.KeyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";

//
// Base 64 Decode
//
cryptoObject.decode64 = function( input )
{
 var output = "";
 var chr1, chr2, chr3;
    var enc1, enc2, enc3, enc4;
    var i = 0;
    var strValue = input;

    // remove all characters that are not A-Z, a-z, 0-9, +, /, or =
 var re = /[^A-Za-z0-9\+\/\=]/g;
    strValue = strValue.replace( re, "" );

    do
    {
       enc1 = cryptoObject.KeyStr.indexOf(strValue.charAt(i++));
       enc2 = cryptoObject.KeyStr.indexOf(strValue.charAt(i++));
       enc3 = cryptoObject.KeyStr.indexOf(strValue.charAt(i++));
       enc4 = cryptoObject.KeyStr.indexOf(strValue.charAt(i++));

       chr1 = (enc1 << 2) | (enc2 >> 4);
       chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
       chr3 = ((enc3 & 3) << 6) | enc4;

       output = output + String.fromCharCode(chr1);

       if (enc3 != 64)
       {
          output = output + String.fromCharCode(chr2);
       }

       if (enc4 != 64)
       {
          output = output + String.fromCharCode(chr3);
       }
    }
    while (i < strValue.length);

   return output;
}

//
// Base 64 Encode
//
cryptoObject.encode64 = function( input )
{
    var output = "";
    var chr1, chr2, chr3;
    var enc1, enc2, enc3, enc4;
    var i = 0;

    do
    {
       chr1 = input.charCodeAt(i++);
       chr2 = input.charCodeAt(i++);
       chr3 = input.charCodeAt(i++);

       enc1 = chr1 >> 2;
       enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
       enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
       enc4 = chr3 & 63;

       if (isNaN(chr2))
       {
         enc3 = enc4 = 64;
       }
       else if (isNaN(chr3))
       {
        enc4 = 64;
       }

       output = output + cryptoObject.KeyStr.charAt(enc1) + cryptoObject.KeyStr.charAt(enc2) +
          cryptoObject.KeyStr.charAt(enc3) + cryptoObject.KeyStr.charAt(enc4);
    }
    while (i < input.length);

    return output;
}

//
// MD5 Hash
//
cryptoObject.md5 = function( 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 strMsg = new String( sMessage );
  var lWordCount;
  var lMessageLength = strMsg.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] | (strMsg.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 strMsg = new String( sMessage );
 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(strMsg);
 // 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();
}

//
// DES Symmetric Key
//
cryptoObject.des = function( key, message, encrypt, mode, iv )
{
 //des_createKeys
 //this takes as input a 64 bit key (even though only 56 bits are used)
 //as an array of 2 integers, and returns 16 48 bit keys
 function des_createKeys( key )
 {
  //declaring this locally speeds things up a bit
    pc2bytes0  = new Array (0,0x4,0x20000000,0x20000004,0x10000,0x10004,0x20010000,0x20010004,0x200,0x204,0x20000200,0x20000204,0x10200,0x10204,0x20010200,0x20010204);
    pc2bytes1  = new Array (0,0x1,0x100000,0x100001,0x4000000,0x4000001,0x4100000,0x4100001,0x100,0x101,0x100100,0x100101,0x4000100,0x4000101,0x4100100,0x4100101);
    pc2bytes2  = new Array (0,0x8,0x800,0x808,0x1000000,0x1000008,0x1000800,0x1000808,0,0x8,0x800,0x808,0x1000000,0x1000008,0x1000800,0x1000808);
    pc2bytes3  = new Array (0,0x200000,0x8000000,0x8200000,0x2000,0x202000,0x8002000,0x8202000,0x20000,0x220000,0x8020000,0x8220000,0x22000,0x222000,0x8022000,0x8222000);
    pc2bytes4  = new Array (0,0x40000,0x10,0x40010,0,0x40000,0x10,0x40010,0x1000,0x41000,0x1010,0x41010,0x1000,0x41000,0x1010,0x41010);
    pc2bytes5  = new Array (0,0x400,0x20,0x420,0,0x400,0x20,0x420,0x2000000,0x2000400,0x2000020,0x2000420,0x2000000,0x2000400,0x2000020,0x2000420);
    pc2bytes6  = new Array (0,0x10000000,0x80000,0x10080000,0x2,0x10000002,0x80002,0x10080002,0,0x10000000,0x80000,0x10080000,0x2,0x10000002,0x80002,0x10080002);
    pc2bytes7  = new Array (0,0x10000,0x800,0x10800,0x20000000,0x20010000,0x20000800,0x20010800,0x20000,0x30000,0x20800,0x30800,0x20020000,0x20030000,0x20020800,0x20030800);
    pc2bytes8  = new Array (0,0x40000,0,0x40000,0x2,0x40002,0x2,0x40002,0x2000000,0x2040000,0x2000000,0x2040000,0x2000002,0x2040002,0x2000002,0x2040002);
    pc2bytes9  = new Array (0,0x10000000,0x8,0x10000008,0,0x10000000,0x8,0x10000008,0x400,0x10000400,0x408,0x10000408,0x400,0x10000400,0x408,0x10000408);
    pc2bytes10 = new Array (0,0x20,0,0x20,0x100000,0x100020,0x100000,0x100020,0x2000,0x2020,0x2000,0x2020,0x102000,0x102020,0x102000,0x102020);
    pc2bytes11 = new Array (0,0x1000000,0x200,0x1000200,0x200000,0x1200000,0x200200,0x1200200,0x4000000,0x5000000,0x4000200,0x5000200,0x4200000,0x5200000,0x4200200,0x5200200);
    pc2bytes12 = new Array (0,0x1000,0x8000000,0x8001000,0x80000,0x81000,0x8080000,0x8081000,0x10,0x1010,0x8000010,0x8001010,0x80010,0x81010,0x8080010,0x8081010);
    pc2bytes13 = new Array (0,0x4,0x100,0x104,0,0x4,0x100,0x104,0x1,0x5,0x101,0x105,0x1,0x5,0x101,0x105);

    //how many iterations (1 for des, 3 for triple des)
    var iterations = key.length >= 24 ? 3 : 1;
    //stores the return keys
    var keys = new Array (32 * iterations);
    //now define the left shifts which need to be done
    var shifts = new Array (0, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0);
    //other variables
    var lefttemp, righttemp, m=0, n=0, temp;

    for (var j=0; j<iterations; j++)
    { //either 1 or 3 iterations
     left = (key.charCodeAt(m++) << 24) | (key.charCodeAt(m++) << 16) | (key.charCodeAt(m++) << 8) | key.charCodeAt(m++);
       right = (key.charCodeAt(m++) << 24) | (key.charCodeAt(m++) << 16) | (key.charCodeAt(m++) << 8) | key.charCodeAt(m++);

       temp = ((left >>> 4) ^ right) & 0x0f0f0f0f; right ^= temp; left ^= (temp << 4);
       temp = ((right >>> -16) ^ left) & 0x0000ffff; left ^= temp; right ^= (temp << -16);
       temp = ((left >>> 2) ^ right) & 0x33333333; right ^= temp; left ^= (temp << 2);
       temp = ((right >>> -16) ^ left) & 0x0000ffff; left ^= temp; right ^= (temp << -16);
       temp = ((left >>> 1) ^ right) & 0x55555555; right ^= temp; left ^= (temp << 1);
       temp = ((right >>> 8) ^ left) & 0x00ff00ff; left ^= temp; right ^= (temp << 8);
       temp = ((left >>> 1) ^ right) & 0x55555555; right ^= temp; left ^= (temp << 1);

       //the right side needs to be shifted and to get the last four bits of the left side
       temp = (left << 8) | ((right >>> 20) & 0x000000f0);
       //left needs to be put upside down
       left = (right << 24) | ((right << 8) & 0xff0000) | ((right >>> 8) & 0xff00) | ((right >>> 24) & 0xf0);
       right = temp;

       //now go through and perform these shifts on the left and right keys
       for (i=0; i < shifts.length; i++)
       {
         //shift the keys either one or two bits to the left
         if (shifts[i]) {left = (left << 2) | (left >>> 26); right = (right << 2) | (right >>> 26);}
         else {left = (left << 1) | (left >>> 27); right = (right << 1) | (right >>> 27);}
         left &= 0xfffffff0; right &= 0xfffffff0;

         //now apply PC-2, in such a way that E is easier when encrypting or decrypting
         //this conversion will look like PC-2 except only the last 6 bits of each byte are used
         //rather than 48 consecutive bits and the order of lines will be according to
         //how the S selection functions will be applied: S2, S4, S6, S8, S1, S3, S5, S7
         lefttemp = pc2bytes0[left >>> 28] | pc2bytes1[(left >>> 24) & 0xf]
                 | pc2bytes2[(left >>> 20) & 0xf] | pc2bytes3[(left >>> 16) & 0xf]
                 | pc2bytes4[(left >>> 12) & 0xf] | pc2bytes5[(left >>> 8) & 0xf]
                 | pc2bytes6[(left >>> 4) & 0xf];
         righttemp = pc2bytes7[right >>> 28] | pc2bytes8[(right >>> 24) & 0xf]
                   | pc2bytes9[(right >>> 20) & 0xf] | pc2bytes10[(right >>> 16) & 0xf]
                   | pc2bytes11[(right >>> 12) & 0xf] | pc2bytes12[(right >>> 8) & 0xf]
                   | pc2bytes13[(right >>> 4) & 0xf];
         temp = ((righttemp >>> 16) ^ lefttemp) & 0x0000ffff;
         keys[n++] = lefttemp ^ temp; keys[n++] = righttemp ^ (temp << 16);
       }
    } //for each iterations

    //return the keys we've created
    return keys;
 } //end of des_createKeys

 //declaring this locally speeds things up a bit
   var spfunction1 = new Array (0x1010400,0,0x10000,0x1010404,0x1010004,0x10404,0x4,0x10000,0x400,0x1010400,0x1010404,0x400,0x1000404,0x1010004,0x1000000,0x4,0x404,0x1000400,0x1000400,0x10400,0x10400,0x1010000,0x1010000,0x1000404,0x10004,0x1000004,0x1000004,0x10004,0,0x404,0x10404,0x1000000,0x10000,0x1010404,0x4,0x1010000,0x1010400,0x1000000,0x1000000,0x400,0x1010004,0x10000,0x10400,0x1000004,0x400,0x4,0x1000404,0x10404,0x1010404,0x10004,0x1010000,0x1000404,0x1000004,0x404,0x10404,0x1010400,0x404,0x1000400,0x1000400,0,0x10004,0x10400,0,0x1010004);
   var spfunction2 = new Array (0x80108020,0x80008000,0x8000,0x108020,0x100000,0x20,0x80100020,0x80008020,0x80000020,0x80108020,0x80108000,0x80000000,0x80008000,0x100000,0x20,0x80100020,0x108000,0x100020,0x80008020,0,0x80000000,0x8000,0x108020,0x80100000,0x100020,0x80000020,0,0x108000,0x8020,0x80108000,0x80100000,0x8020,0,0x108020,0x80100020,0x100000,0x80008020,0x80100000,0x80108000,0x8000,0x80100000,0x80008000,0x20,0x80108020,0x108020,0x20,0x8000,0x80000000,0x8020,0x80108000,0x100000,0x80000020,0x100020,0x80008020,0x80000020,0x100020,0x108000,0,0x80008000,0x8020,0x80000000,0x80100020,0x80108020,0x108000);
   var spfunction3 = new Array (0x208,0x8020200,0,0x8020008,0x8000200,0,0x20208,0x8000200,0x20008,0x8000008,0x8000008,0x20000,0x8020208,0x20008,0x8020000,0x208,0x8000000,0x8,0x8020200,0x200,0x20200,0x8020000,0x8020008,0x20208,0x8000208,0x20200,0x20000,0x8000208,0x8,0x8020208,0x200,0x8000000,0x8020200,0x8000000,0x20008,0x208,0x20000,0x8020200,0x8000200,0,0x200,0x20008,0x8020208,0x8000200,0x8000008,0x200,0,0x8020008,0x8000208,0x20000,0x8000000,0x8020208,0x8,0x20208,0x20200,0x8000008,0x8020000,0x8000208,0x208,0x8020000,0x20208,0x8,0x8020008,0x20200);
   var spfunction4 = new Array (0x802001,0x2081,0x2081,0x80,0x802080,0x800081,0x800001,0x2001,0,0x802000,0x802000,0x802081,0x81,0,0x800080,0x800001,0x1,0x2000,0x800000,0x802001,0x80,0x800000,0x2001,0x2080,0x800081,0x1,0x2080,0x800080,0x2000,0x802080,0x802081,0x81,0x800080,0x800001,0x802000,0x802081,0x81,0,0,0x802000,0x2080,0x800080,0x800081,0x1,0x802001,0x2081,0x2081,0x80,0x802081,0x81,0x1,0x2000,0x800001,0x2001,0x802080,0x800081,0x2001,0x2080,0x800000,0x802001,0x80,0x800000,0x2000,0x802080);
   var spfunction5 = new Array (0x100,0x2080100,0x2080000,0x42000100,0x80000,0x100,0x40000000,0x2080000,0x40080100,0x80000,0x2000100,0x40080100,0x42000100,0x42080000,0x80100,0x40000000,0x2000000,0x40080000,0x40080000,0,0x40000100,0x42080100,0x42080100,0x2000100,0x42080000,0x40000100,0,0x42000000,0x2080100,0x2000000,0x42000000,0x80100,0x80000,0x42000100,0x100,0x2000000,0x40000000,0x2080000,0x42000100,0x40080100,0x2000100,0x40000000,0x42080000,0x2080100,0x40080100,0x100,0x2000000,0x42080000,0x42080100,0x80100,0x42000000,0x42080100,0x2080000,0,0x40080000,0x42000000,0x80100,0x2000100,0x40000100,0x80000,0,0x40080000,0x2080100,0x40000100);
   var spfunction6 = new Array (0x20000010,0x20400000,0x4000,0x20404010,0x20400000,0x10,0x20404010,0x400000,0x20004000,0x404010,0x400000,0x20000010,0x400010,0x20004000,0x20000000,0x4010,0,0x400010,0x20004010,0x4000,0x404000,0x20004010,0x10,0x20400010,0x20400010,0,0x404010,0x20404000,0x4010,0x404000,0x20404000,0x20000000,0x20004000,0x10,0x20400010,0x404000,0x20404010,0x400000,0x4010,0x20000010,0x400000,0x20004000,0x20000000,0x4010,0x20000010,0x20404010,0x404000,0x20400000,0x404010,0x20404000,0,0x20400010,0x10,0x4000,0x20400000,0x404010,0x4000,0x400010,0x20004010,0,0x20404000,0x20000000,0x400010,0x20004010);
   var spfunction7 = new Array (0x200000,0x4200002,0x4000802,0,0x800,0x4000802,0x200802,0x4200800,0x4200802,0x200000,0,0x4000002,0x2,0x4000000,0x4200002,0x802,0x4000800,0x200802,0x200002,0x4000800,0x4000002,0x4200000,0x4200800,0x200002,0x4200000,0x800,0x802,0x4200802,0x200800,0x2,0x4000000,0x200800,0x4000000,0x200800,0x200000,0x4000802,0x4000802,0x4200002,0x4200002,0x2,0x200002,0x4000000,0x4000800,0x200000,0x4200800,0x802,0x200802,0x4200800,0x802,0x4000002,0x4200802,0x4200000,0x200800,0,0x2,0x4200802,0,0x200802,0x4200000,0x800,0x4000002,0x4000800,0x800,0x200002);
   var spfunction8 = new Array (0x10001040,0x1000,0x40000,0x10041040,0x10000000,0x10001040,0x40,0x10000000,0x40040,0x10040000,0x10041040,0x41000,0x10041000,0x41040,0x1000,0x40,0x10040000,0x10000040,0x10001000,0x1040,0x41000,0x40040,0x10040040,0x10041000,0x1040,0,0,0x10040040,0x10000040,0x10001000,0x41040,0x40000,0x41040,0x40000,0x10041000,0x1000,0x40,0x10040040,0x1000,0x41040,0x10001000,0x40,0x10000040,0x10040000,0x10040040,0x10000000,0x40000,0x10001040,0,0x10041040,0x40040,0x10000040,0x10040000,0x10001000,0x10001040,0,0x10041040,0x41000,0x41000,0x1040,0x1040,0x40040,0x10000000,0x10041000);

   //create the 16 or 48 subkeys we will need
   var keys = des_createKeys (key);
   var m=0, i, j, temp, temp2, right1, right2, left, right, looping;
   var cbcleft, cbcleft2, cbcright, cbcright2
   var endloop, loopinc;
   var len = message.length;
   var chunk = 0;
   //set up the loops for single and triple des
   var iterations = keys.length == 32 ? 3 : 9; //single or triple des
   if (iterations == 3) {looping = encrypt ? new Array (0, 32, 2) : new Array (30, -2, -2);}
   else {looping = encrypt ? new Array (0, 32, 2, 62, 30, -2, 64, 96, 2) : new Array (94, 62, -2, 32, 64, 2, 30, -2, -2);}

   message += "\0\0\0\0\0\0\0\0"; //pad the message out with null bytes
   //store the result here
   result = "";
   tempresult = "";

   if (mode == 1) { //CBC mode
     cbcleft = (iv.charCodeAt(m++) << 24) | (iv.charCodeAt(m++) << 16) | (iv.charCodeAt(m++) << 8) | iv.charCodeAt(m++);
     cbcright = (iv.charCodeAt(m++) << 24) | (iv.charCodeAt(m++) << 16) | (iv.charCodeAt(m++) << 8) | iv.charCodeAt(m++);
     m=0;
   }

   //loop through each 64 bit chunk of the message
   while (m < len)
   {
     left = (message.charCodeAt(m++) << 24) | (message.charCodeAt(m++) << 16) | (message.charCodeAt(m++) << 8) | message.charCodeAt(m++);
     right = (message.charCodeAt(m++) << 24) | (message.charCodeAt(m++) << 16) | (message.charCodeAt(m++) << 8) | message.charCodeAt(m++);

     //for Cipher Block Chaining mode, xor the message with the previous result
     if (mode == 1) {if (encrypt) {left ^= cbcleft; right ^= cbcright;} else {cbcleft2 = cbcleft; cbcright2 = cbcright; cbcleft = left; cbcright = right;}}

     //first each 64 but chunk of the message must be permuted according to IP
     temp = ((left >>> 4) ^ right) & 0x0f0f0f0f; right ^= temp; left ^= (temp << 4);
     temp = ((left >>> 16) ^ right) & 0x0000ffff; right ^= temp; left ^= (temp << 16);
     temp = ((right >>> 2) ^ left) & 0x33333333; left ^= temp; right ^= (temp << 2);
     temp = ((right >>> 8) ^ left) & 0x00ff00ff; left ^= temp; right ^= (temp << 8);
     temp = ((left >>> 1) ^ right) & 0x55555555; right ^= temp; left ^= (temp << 1);

     left = ((left << 1) | (left >>> 31));
     right = ((right << 1) | (right >>> 31));

     //do this either 1 or 3 times for each chunk of the message
     for (j=0; j<iterations; j+=3)
     {
        endloop = looping[j+1];
        loopinc = looping[j+2];
        //now go through and perform the encryption or decryption
        for (i=looping[j]; i!=endloop; i+=loopinc)
        { //for efficiency
          right1 = right ^ keys[i];
          right2 = ((right >>> 4) | (right << 28)) ^ keys[i+1];
          //the result is attained by passing these bytes through the S selection functions
          temp = left;
          left = right;
          right = temp ^ (spfunction2[(right1 >>> 24) & 0x3f] | spfunction4[(right1 >>> 16) & 0x3f]
                | spfunction6[(right1 >>>  8) & 0x3f] | spfunction8[right1 & 0x3f]
                | spfunction1[(right2 >>> 24) & 0x3f] | spfunction3[(right2 >>> 16) & 0x3f]
                | spfunction5[(right2 >>>  8) & 0x3f] | spfunction7[right2 & 0x3f]);
        }

        temp = left; left = right; right = temp; //unreverse left and right
     } //for either 1 or 3 iterations

     //move then each one bit to the right
     left = ((left >>> 1) | (left << 31));
     right = ((right >>> 1) | (right << 31));

     //now perform IP-1, which is IP in the opposite direction
     temp = ((left >>> 1) ^ right) & 0x55555555; right ^= temp; left ^= (temp << 1);
     temp = ((right >>> 8) ^ left) & 0x00ff00ff; left ^= temp; right ^= (temp << 8);
     temp = ((right >>> 2) ^ left) & 0x33333333; left ^= temp; right ^= (temp << 2);
     temp = ((left >>> 16) ^ right) & 0x0000ffff; right ^= temp; left ^= (temp << 16);
     temp = ((left >>> 4) ^ right) & 0x0f0f0f0f; right ^= temp; left ^= (temp << 4);

     //for Cipher Block Chaining mode, xor the message with the previous result
     if (mode == 1) {if (encrypt) {cbcleft = left; cbcright = right;} else {left ^= cbcleft2; right ^= cbcright2;}}
     tempresult += String.fromCharCode ((left>>>24), ((left>>>16) & 0xff), ((left>>>8) & 0xff), (left & 0xff), (right>>>24), ((right>>>16) & 0xff), ((right>>>8) & 0xff), (right & 0xff));

     chunk += 8;
     if (chunk == 512) {result += tempresult; tempresult = ""; chunk = 0;}
   } //for every 8 characters, or 64 bits in the message

   //return the result as an array
   return result + tempresult;
} //end of des

//
// Print Hex Array
//
cryptoObject.printHex = function( s )
{
 var r = "0x";
   var hexes = new Array ("0","1","2","3","4","5","6","7","8","9","a","b","c","d","e","f");
   for (var i=0; i<s.length; i++) {r += hexes [s.charCodeAt(i) >> 4] + hexes [s.charCodeAt(i) & 0xf];}
   return r;
}

//
// Print UnHex Array
//
cryptoObject.unHex = function( s )
{
 var r = "";
   for (var i=2; i<s.length;i+=2) {
    x1 = s.charCodeAt(i);
    x1 = x1 >= 48 && x1 < 58 ? x1 - 48 : x1 - 97 + 10;
    x2 = s.charCodeAt(i+1);
    x2 = x2 >= 48 && x2 < 58 ? x2 - 48 : x2 - 97 + 10;
    r += String.fromCharCode (((x1 << 4) & 0xF0) | (x2 & 0x0F));
   }

   return r;
}

//
// Client Random Key 생성
//

cryptoObject.getRandomKey = function( digits )
{
 var rndKey, nIndex;

 rndKey = "";

 do
 {
  nIndex = Math.floor( Math.random() * cryptoObject.KeyStr.length ) + 1;
  rndKey = rndKey + cryptoObject.KeyStr.substr( nIndex, 1 );
 }
 while ( rndKey.length < digits )

 return rndKey;
}

Posted by 1010