[fio.git] / crc7.h

#ifndef CRC7_H
#define CRC7_H

extern const unsigned char crc7_syndrome_table[256];

static inline unsigned char crc7_byte(unsigned char crc, unsigned char data)
{
	return crc7_syndrome_table[(crc << 1) ^ data];
}

extern unsigned char crc7(const unsigned char *buffer, unsigned int len);

#endif
Commit	Line	Data
1e154bdb JA	1	#ifndef CRC7_H
	2	#define CRC7_H
	3
	4	extern const unsigned char crc7_syndrome_table[256];
	5
	6	static inline unsigned char crc7_byte(unsigned char crc, unsigned char data)
	7	{
	8	return crc7_syndrome_table[(crc << 1) ^ data];
	9	}
	10
	11	extern unsigned char crc7(const unsigned char *buffer, unsigned int len);
	12
	13	#endif