text: /**
   * DES (Data Encryption Standard) implementation.
   *
   * This implementation supports DES as well as 3DES-EDE in ECB and CBC mode.
   * It is based on the BSD-licensed implementation by Paul Tero:
   *
   * Paul Tero, July 2001
   * http://www.tero.co.uk/des/
   *
   * Optimised for performance with large blocks by Michael Hayworth, November 2001
   * http://www.netdealing.com
   *
   * THIS SOFTWARE IS PROVIDED "AS IS" AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   *
   * @author Stefan Siegl
   *
   * Copyright (c) 2012 Stefan Siegl <stesie@brokenpipe.de>
   */
  (function() {
  /* ########## Begin module implementation ########## */
  function initModule(forge) {
  
  var spfunction1 = [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 = [-0x7fef7fe0,-0x7fff8000,0x8000,0x108020,0x100000,0x20,-0x7fefffe0,-0x7fff7fe0,-0x7fffffe0,-0x7fef7fe0,-0x7fef8000,-0x80000000,-0x7fff8000,0x100000,0x20,-0x7fefffe0,0x108000,0x100020,-0x7fff7fe0,0,-0x80000000,0x8000,0x108020,-0x7ff00000,0x100020,-0x7fffffe0,0,0x108000,0x8020,-0x7fef8000,-0x7ff00000,0x8020,0,0x108020,-0x7fefffe0,0x100000,-0x7fff7fe0,-0x7ff00000,-0x7fef8000,0x8000,-0x7ff00000,-0x7fff8000,0x20,-0x7fef7fe0,0x108020,0x20,0x8000,-0x80000000,0x8020,-0x7fef8000,0x100000,-0x7fffffe0,0x100020,-0x7fff7fe0,-0x7fffffe0,0x100020,0x108000,0,-0x7fff8000,0x8020,-0x80000000,-0x7fefffe0,-0x7fef7fe0,0x108000];
  var spfunction3 = [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 = [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 = [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 = [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 = [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 = [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 necessary sub keys.
   *
   * @param key The 64-bit or 192-bit key
   * @access public
   * @return void
   */
  function des_createKeys (key) {
    var pc2bytes0  = [0,0x4,0x20000000,0x20000004,0x10000,0x10004,0x20010000,0x20010004,0x200,0x204,0x20000200,0x20000204,0x10200,0x10204,0x20010200,0x20010204],
        pc2bytes1  = [0,0x1,0x100000,0x100001,0x4000000,0x4000001,0x4100000,0x4100001,0x100,0x101,0x100100,0x100101,0x4000100,0x4000101,0x4100100,0x4100101],
        pc2bytes2  = [0,0x8,0x800,0x808,0x1000000,0x1000008,0x1000800,0x1000808,0,0x8,0x800,0x808,0x1000000,0x1000008,0x1000800,0x1000808],
        pc2bytes3  = [0,0x200000,0x8000000,0x8200000,0x2000,0x202000,0x8002000,0x8202000,0x20000,0x220000,0x8020000,0x8220000,0x22000,0x222000,0x8022000,0x8222000],
        pc2bytes4  = [0,0x40000,0x10,0x40010,0,0x40000,0x10,0x40010,0x1000,0x41000,0x1010,0x41010,0x1000,0x41000,0x1010,0x41010],
        pc2bytes5  = [0,0x400,0x20,0x420,0,0x400,0x20,0x420,0x2000000,0x2000400,0x2000020,0x2000420,0x2000000,0x2000400,0x2000020,0x2000420],
        pc2bytes6  = [0,0x10000000,0x80000,0x10080000,0x2,0x10000002,0x80002,0x10080002,0,0x10000000,0x80000,0x10080000,0x2,0x10000002,0x80002,0x10080002],
        pc2bytes7  = [0,0x10000,0x800,0x10800,0x20000000,0x20010000,0x20000800,0x20010800,0x20000,0x30000,0x20800,0x30800,0x20020000,0x20030000,0x20020800,0x20030800],
        pc2bytes8  = [0,0x40000,0,0x40000,0x2,0x40002,0x2,0x40002,0x2000000,0x2040000,0x2000000,0x2040000,0x2000002,0x2040002,0x2000002,0x2040002],
        pc2bytes9  = [0,0x10000000,0x8,0x10000008,0,0x10000000,0x8,0x10000008,0x400,0x10000400,0x408,0x10000408,0x400,0x10000400,0x408,0x10000408],
        pc2bytes10 = [0,0x20,0,0x20,0x100000,0x100020,0x100000,0x100020,0x2000,0x2020,0x2000,0x2020,0x102000,0x102020,0x102000,0x102020],
        pc2bytes11 = [0,0x1000000,0x200,0x1000200,0x200000,0x1200000,0x200200,0x1200200,0x4000000,0x5000000,0x4000200,0x5000200,0x4200000,0x5200000,0x4200200,0x5200200],
        pc2bytes12 = [0,0x1000,0x8000000,0x8001000,0x80000,0x81000,0x8080000,0x8081000,0x10,0x1010,0x8000010,0x8001010,0x80010,0x81010,0x8080010,0x8081010],
        pc2bytes13 = [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() > 8 ? 3 : 1; //changed by Paul 16/6/2007 to use Triple DES for 9+ byte keys
  
    //stores the return keys
    var keys = [];
  
    //now define the left shifts which need to be done
    var shifts = [0, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0];
  
    var n = 0, temp;
    for(var j = 0; j < iterations; j ++) {
      var left = key.getInt32();
      var right = key.getInt32();
  
      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(var 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 &= -0xf; right &= -0xf;
  
        //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
        var 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];
        var 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);
      }
    }
  
    return keys;
  }
  
  /**
   * Creates an DES cipher object.
   *
   * @param key the symmetric key to use (64 or 192 bits).
   * @param encrypt false for decryption, true for encryption.
   *
   * @return the cipher.
   */
  var _createCipher = function(key, encrypt) {
    if(typeof key === 'string' && (key.length === 8 || key.length === 24)) {
      key = forge.util.createBuffer(key);
    }
  
    /* Create the 16 or 48 subkeys we will need. */
    var keys = des_createKeys (key);
  
    /**
     * Mode of encryption.
     *
     *  0: ECB (Electronic Codebook)
     *  1: CBC (Cipher Block Chaining)
     */
    var mode = 1;
  
    var cbcleft = 0, cbcleft2 = 0, cbcright = 0, cbcright2 = 0;
    var _finish = false, _input = null, _output = null;
  
    /* Set up the loops for single and triple DES. */
    var iterations = keys.length === 32 ? 3 : 9;  // single or triple des
    var looping;
  
    if(iterations === 3) {
      looping = encrypt
        ? [0, 32, 2]
        : [30, -2, -2];
    } else {
      looping = encrypt
        ? [0, 32, 2, 62, 30, -2, 64, 96, 2]
        : [94, 62, -2, 32, 64, 2, 30, -2, -2];
    }
  
    // Create cipher object
    var cipher = null;
    cipher = {
      /**
       * Starts or restarts the encryption or decryption process, whichever
       * was previously configured.
       *
       * To use the cipher in CBC mode, iv may be given either as a string
       * of bytes, or as a byte buffer.  For ECB mode, give null as iv.
       *
       * @param iv the initialization vector to use, null for ECB mode.
       * @param output the output the buffer to write to, null to create one.
       */
      start: function(iv, output) {
        if(iv) {
          if(typeof iv === 'string' && iv.length === 8) {
            iv = forge.util.createBuffer(iv);
          }
  
          mode = 1;   // CBC mode
          cbcleft = iv.getInt32();
          cbcright = iv.getInt32();
        } else {
          mode = 0;   // ECB mode
        }
  
        //store the result here
        _finish = false;
  
        _input = forge.util.createBuffer();
        _output = output || forge.util.createBuffer();
  
        cipher.output = _output;
      },
  
      /**
       * Updates the next block.
       *
       * @param input the buffer to read from.
       */
      update: function(input) {
        if(!_finish) {
          // not finishing, so fill the input buffer with more input
          _input.putBuffer(input);
        }
  
        while(_input.length() >= 8) {
          var temp;
  
          var left = _input.getInt32();
          var right = _input.getInt32();
  
          //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 bit 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));
  
          for(var j = 0; j < iterations; j += 3) {
            var endloop = looping[j+1];
            var loopinc = looping[j+2];
  
            //now go through and perform the encryption or decryption
            for(var i = looping[j]; i != endloop; i += loopinc) {
              var right1 = right ^ keys[i];
              var 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
          }
  
          //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;
            }
          }
  
          _output.putInt32(left);
          _output.putInt32(right);
        }
      },
  
      /**
       * Finishes encrypting or decrypting.
       *
       * @param pad a padding function to use, null for PKCS#7 padding,
       *           signature(blockSize, buffer, decrypt).
       *
       * @return true if successful, false on error.
       */
      finish: function(pad) {
        var rval = true;
  
        if(encrypt) {
          if(pad) {
            rval = pad(8, _input, !encrypt);
          } else {
            // add PKCS#7 padding to block (each pad byte is the
            // value of the number of pad bytes)
            var padding = (_input.length() === 8) ? 8 : (8 - _input.length());
            _input.fillWithByte(padding, padding);
          }
        }
  
        if(rval) {
          // do final update
          _finish = true;
          cipher.update();
        }
  
        if(!encrypt) {
          // check for error: input data not a multiple of block size
          rval = (_input.length() === 0);
          if(rval) {
            if(pad) {
              rval = pad(8, _output, !encrypt);
            } else {
              // ensure padding byte count is valid
              var len = _output.length();
              var count = _output.at(len - 1);
  
              if(count > len) {
                rval = false;
              } else {
                // trim off padding bytes
                _output.truncate(count);
              }
            }
          }
        }
  
        return rval;
      }
    };
  
    return cipher;
  };
  
  /* DES API */
  forge.des = forge.des || {};
  
  /**
   * Creates a DES cipher object to encrypt data in ECB or CBC mode using the
   * given symmetric key. The output will be stored in the 'output' member
   * of the returned cipher.
   *
   * The key and iv may be given as a string of bytes or as a byte buffer.
   *
   * @param key the symmetric key to use.
   * @param iv the initialization vector to use, null for ECB mode.
   * @param output the buffer to write to, null to create one.
   *
   * @return the cipher.
   */
  forge.des.startEncrypting = function(key, iv, output) {
    var cipher = _createCipher(key, true);
    cipher.start(iv, output);
    return cipher;
  };
  
  /**
   * Creates a DES cipher object to encrypt data in ECB or CBC mode using the
   * given symmetric key.
   *
   * The key may be given as a string of bytes, or as a byte buffer.
   *
   * To start encrypting call start() on the cipher with an iv and optional
   * output buffer.
   *
   * @param key the symmetric key to use.
   *
   * @return the cipher.
   */
  forge.des.createEncryptionCipher = function(key) {
    return _createCipher(key, true);
  };
  
  /**
   * Creates a DES cipher object to decrypt data in ECB or CBC mode using the
   * given symmetric key. The output will be stored in the 'output' member
   * of the returned cipher.
   *
   * The key and iv may be given as a string of bytes, or as a byte buffer.
   *
   * @param key the symmetric key to use.
   * @param iv the initialization vector to use, null for ECB mode.
   * @param output the buffer to write to, null to create one.
   *
   * @return the cipher.
   */
  forge.des.startDecrypting = function(key, iv, output) {
    var cipher = _createCipher(key, false);
    cipher.start(iv, output);
    return cipher;
  };
  
  /**
   * Creates a DES cipher object to decrypt data in ECB or CBC mode using the
   * given symmetric key.
   *
   * The key may be given as a string of bytes, or as a byte buffer.
   *
   * To start decrypting call start() on the cipher with an iv and
   * optional output buffer.
   *
   * @param key the symmetric key to use.
   *
   * @return the cipher.
   */
  forge.des.createDecryptionCipher = function(key) {
    return _createCipher(key, false);
  };
  
  } // end module implementation
  
  /* ########## Begin module wrapper ########## */
  var name = 'des';
  if(typeof define !== 'function') {
    // NodeJS -> AMD
    if(typeof module === 'object' && module.exports) {
      var nodeJS = true;
      define = function(ids, factory) {
        factory(require, module);
      };
    }
    // <script>
    else {
      if(typeof forge === 'undefined') {
        forge = {};
      }
      return initModule(forge);
    }
  }
  // AMD
  var deps;
  var defineFunc = function(require, module) {
    module.exports = function(forge) {
      var mods = deps.map(function(dep) {
        return require(dep);
      }).concat(initModule);
      // handle circular dependencies
      forge = forge || {};
      forge.defined = forge.defined || {};
      if(forge.defined[name]) {
        return forge[name];
      }
      forge.defined[name] = true;
      for(var i = 0; i < mods.length; ++i) {
        mods[i](forge);
      }
      return forge[name];
    };
  };
  var tmpDefine = define;
  define = function(ids, factory) {
    deps = (typeof ids === 'string') ? factory.slice(2) : ids.slice(2);
    if(nodeJS) {
      delete define;
      return tmpDefine.apply(null, Array.prototype.slice.call(arguments, 0));
    }
    define = tmpDefine;
    return define.apply(null, Array.prototype.slice.call(arguments, 0));
  };
  define(['require', 'module', './util'], function() {
    defineFunc.apply(null, Array.prototype.slice.call(arguments, 0));
  });
  })();
  