/* functable.h -- Struct containing function pointers to optimized functions * Copyright (C) 2017 Hans Kristian Rosbach * For conditions of distribution and use, see copyright notice in zlib.h */ #ifndef FUNCTABLE_H_ #define FUNCTABLE_H_ #include "deflate.h" #include "crc32_fold.h" #include "adler32_fold.h" struct functable_s { uint32_t (* adler32) (uint32_t adler, const unsigned char *buf, size_t len); uint32_t (* adler32_fold_copy) (uint32_t adler, uint8_t *dst, const uint8_t *src, size_t len); uint32_t (* crc32) (uint32_t crc, const unsigned char *buf, uint64_t len); uint32_t (* crc32_fold_reset) (crc32_fold *crc); void (* crc32_fold_copy) (crc32_fold *crc, uint8_t *dst, const uint8_t *src, size_t len); void (* crc32_fold) (crc32_fold *crc, const uint8_t *src, size_t len, uint32_t init_crc); uint32_t (* crc32_fold_final) (crc32_fold *crc); uint32_t (* compare256) (const uint8_t *src0, const uint8_t *src1); uint32_t (* chunksize) (void); uint8_t* (* chunkcopy) (uint8_t *out, uint8_t const *from, unsigned len); uint8_t* (* chunkunroll) (uint8_t *out, unsigned *dist, unsigned *len); uint8_t* (* chunkmemset) (uint8_t *out, unsigned dist, unsigned len); uint8_t* (* chunkmemset_safe) (uint8_t *out, unsigned dist, unsigned len, unsigned left); void (* insert_string) (deflate_state *const s, uint32_t str, uint32_t count); uint32_t (* longest_match) (deflate_state *const s, Pos cur_match); uint32_t (* longest_match_slow) (deflate_state *const s, Pos cur_match); Pos (* quick_insert_string)(deflate_state *const s, uint32_t str); void (* slide_hash) (deflate_state *s); uint32_t (* update_hash) (deflate_state *const s, uint32_t h, uint32_t val); }; Z_INTERNAL extern Z_TLS struct functable_s functable; #endif