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| author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2012-02-19 06:16:15 +0000 |
|---|---|---|
| committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2012-02-19 06:16:15 +0000 |
| commit | 34e3b522eca7e8741cecb7c2241091f181d1bd1f (patch) | |
| tree | 3b64ac3aa4603539b8f8f384bc39998e29948900 /libdde_linux26/contrib/include/linux/crc-ccitt.h | |
| parent | d4e6a14eb3fad1b43a21214db139db441025baf5 (diff) | |
| parent | 6fafeb146e9efd59140ea58cebd7dd38ae9a6379 (diff) | |
Merge branch 'upstream-merged'
Diffstat (limited to 'libdde_linux26/contrib/include/linux/crc-ccitt.h')
| -rw-r--r-- | libdde_linux26/contrib/include/linux/crc-ccitt.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/libdde_linux26/contrib/include/linux/crc-ccitt.h b/libdde_linux26/contrib/include/linux/crc-ccitt.h new file mode 100644 index 00000000..f52696a1 --- /dev/null +++ b/libdde_linux26/contrib/include/linux/crc-ccitt.h @@ -0,0 +1,15 @@ +#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 */ |