Commit | Line | Data |
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1 | #ifndef _LINUX_CRC_CCITT_H | |
2 | #define _LINUX_CRC_CCITT_H | |
3 | ||
4 | #include <linux/types.h> | |
5 | ||
6 | extern u16 const crc_ccitt_table[256]; | |
7 | ||
8 | extern u16 crc_ccitt(u16 crc, const u8 *buffer, size_t len); | |
9 | ||
10 | static inline u16 crc_ccitt_byte(u16 crc, const u8 c) | |
11 | { | |
12 | return (crc >> 8) ^ crc_ccitt_table[(crc ^ c) & 0xff]; | |
13 | } | |
14 | ||
15 | #endif /* _LINUX_CRC_CCITT_H */ |