extern uint32_t crc_finish(crc_t *crc);
// Calculate CRC-8/Maxim checksum
-int CRC8Maxim(uint8_t *buff, size_t size );
+uint32_t CRC8Maxim(uint8_t *buff, size_t size );
/* Static initialization of a crc structure */
#define CRC_INITIALIZER(_order, _polynom, _initial_value, _final_xor) { \