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21 lines
714 B
21 lines
714 B
/* crc32_fold.h -- crc32 folding interface |
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* Copyright (C) 2021 Nathan Moinvaziri |
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* For conditions of distribution and use, see copyright notice in zlib.h |
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*/ |
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#ifndef CRC32_FOLD_H_ |
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#define CRC32_FOLD_H_ |
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#define CRC32_FOLD_BUFFER_SIZE (16 * 4) |
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/* sizeof(__m128i) * (4 folds) */ |
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typedef struct crc32_fold_s { |
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uint8_t fold[CRC32_FOLD_BUFFER_SIZE]; |
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uint32_t value; |
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} crc32_fold; |
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Z_INTERNAL uint32_t crc32_fold_reset_c(crc32_fold *crc); |
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Z_INTERNAL void crc32_fold_copy_c(crc32_fold *crc, uint8_t *dst, const uint8_t *src, size_t len); |
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Z_INTERNAL void crc32_fold_c(crc32_fold *crc, const uint8_t *src, size_t len, uint32_t init_crc); |
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Z_INTERNAL uint32_t crc32_fold_final_c(crc32_fold *crc); |
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#endif
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