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C/C++ Source or Header  |  2008-12-24  |  272 b   |  15 lines
  1. #ifndef _LINUX_CRC7_H
  2. #define _LINUX_CRC7_H
  3. #include <linux/types.h>
  4.  
  5. extern const u8 crc7_syndrome_table[256];
  6.  
  7. static inline u8 crc7_byte(u8 crc, u8 data)
  8. {
  9.     return crc7_syndrome_table[(crc << 1) ^ data];
  10. }
  11.  
  12. extern u8 crc7(u8 crc, const u8 *buffer, size_t len);
  13.  
  14. #endif
  15.