#ifndef CRC_HPP
#define CRC_HPP

class CRC{

    private:

        static const unsigned int CRC32_POLYNOMIAL;

        static const unsigned int CRC32_POLYNOMIAL_DRF;

        unsigned int* crc32_table=0;

    public:

        static const unsigned int CRC_MODE_DEFAULT;

        static const unsigned int CRC_MODE_DRF;

        unsigned int update_crc32(const unsigned char* data, unsigned int dataLength, unsigned int old_crc32);

        unsigned int getCRC32(const unsigned char* data, unsigned int dataLength);

        CRC(unsigned int mode=CRC::CRC_MODE_DEFAULT);

        ~CRC();

};

#endif