release/src-rt-6.x.4708/linux/linux-2.6.36/include/linux/crc7.h

   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