| #ifndef _LINUX_CRC_CCITT_H | |
| #define _LINUX_CRC_CCITT_H | |
| #ifdef __KERNEL__ | |
| #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 /* __KERNEL__ */ | |
| #endif /* _LINUX_CRC_CCITT_H */ |