https://github.com/torvalds/linux
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Tip revision: b28a960c42fcd9cfc987441fa6d1c1a471f0f9ed authored by Linus Torvalds on 10 February 2014, 02:15:47 UTC
Linux 3.14-rc2
Tip revision: b28a960
crc-ccitt.h
#ifndef _LINUX_CRC_CCITT_H
#define _LINUX_CRC_CCITT_H

#include <linux/types.h>

extern u16 const crc_ccitt_table[256];

extern u16 crc_ccitt(u16 crc, const u8 *buffer, size_t len);

static inline u16 crc_ccitt_byte(u16 crc, const u8 c)
{
	return (crc >> 8) ^ crc_ccitt_table[(crc ^ c) & 0xff];
}

#endif /* _LINUX_CRC_CCITT_H */
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