Method finalize

Server/src/md5.cpp:175–209

void MD5::finalize (){

  unsigned char bits[8];
  unsigned int index, padLen;
  static uint1 PADDING[64]={
    0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
    };

  if (finalized){
    cerr << "MD5::finalize:  Already finalized this digest!" << endl;
    return;
  }

  // Save number of bits
  encode (bits, count, 8);

  // Pad out to 56 mod 64.
  index = (uint4) ((count[0] >> 3) & 0x3f);
  padLen = (index < 56) ? (56 - index) : (120 - index);
  update (PADDING, padLen);

  // Append length (before padding)
  update (bits, 8);

  // Store state in digest
  encode (digest, state, 16);

  // Zeroize sensitive information
  memset (buffer, 0, sizeof(*buffer));

  finalized=1;

}