diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/crc32.h | 25 |
1 files changed, 0 insertions, 25 deletions
diff --git a/include/linux/crc32.h b/include/linux/crc32.h index 8c1883b81b42..36bbc0405aa0 100644 --- a/include/linux/crc32.h +++ b/include/linux/crc32.h @@ -48,31 +48,6 @@ u32 crc32_optimizations(void); static inline u32 crc32_optimizations(void) { return 0; } #endif -/** - * crc32_le_combine - Combine two crc32 check values into one. For two - * sequences of bytes, seq1 and seq2 with lengths len1 - * and len2, crc32_le() check values were calculated - * for each, crc1 and crc2. - * - * @crc1: crc32 of the first block - * @crc2: crc32 of the second block - * @len2: length of the second block - * - * Return: The crc32_le() check value of seq1 and seq2 concatenated, - * requiring only crc1, crc2, and len2. Note: If seq_full denotes - * the concatenated memory area of seq1 with seq2, and crc_full - * the crc32_le() value of seq_full, then crc_full == - * crc32_le_combine(crc1, crc2, len2) when crc_full was seeded - * with the same initializer as crc1, and crc2 seed was 0. See - * also crc32_combine_test(). - */ -u32 crc32_le_shift(u32 crc, size_t len); - -static inline u32 crc32_le_combine(u32 crc1, u32 crc2, size_t len2) -{ - return crc32_le_shift(crc1, len2) ^ crc2; -} - #define crc32(seed, data, length) crc32_le(seed, (unsigned char const *)(data), length) /* |