#ifndef SHA1_LOOKUP_H #define SHA1_LOOKUP_H typedef const unsigned char *sha1_access_fn(size_t index, void *table); extern int sha1_pos(const unsigned char *sha1, void *table, size_t nr, sha1_access_fn fn); extern int sha1_entry_pos(const void *table, size_t elem_size, size_t key_offset, unsigned lo, unsigned hi, unsigned nr, const unsigned char *key); #endif