#ifndef _YPROXY_CRC_HPP_
#define _YPROXY_CRC_HPP_

class CRC
{
public:
  CRC();
	virtual ~CRC();
	void crcAdd(int c);
	int getVal(void)const;
private:
  static int crc_tab[256];
	int mCRCVal;
	long mCRCAnz;
};

inline
CRC::CRC()
: mCRCVal(-1L), mCRCAnz(0)
{
}

inline
CRC::~CRC()
{
}

inline
void CRC::crcAdd(int c)
{
	unsigned long ch1,ch2,cc;


	  /* X^32+X^26+X^23+X^22+X^16+X^12+X^11+X^10+X^8+X^7+X^5+X^4+X^2+X^1+X^0 */
	  /* for (i = 0; i < size; i++) */
	  /*      crccode = crc32Tab[(int) ((crccode) ^ (buf[i])) & 0xff] ^  */
	  /*                (((crccode) >> 8) & 0x00FFFFFFL); */
	  /*   return(crccode); */

	 cc= (c) & 0x000000ffL;
	 ch1=(mCRCVal ^ cc) & 0xffL;
	 ch1=crc_tab[ch1];
	 ch2=(mCRCVal>>8L) & 0xffffffL;  // Correct version
	 mCRCVal=ch1 ^ ch2;
	 mCRCAnz++;
}

inline
int CRC::getVal(void)const
{
  return mCRCVal;
}
#endif