#ifndef HASHMAP_H # define HASHMAP_H # include <stdlib.h> # include <stdint.h> #ifndef __GNUC_PREREQ #if defined(__GNUC__) && defined(__GNUC_MINOR__) #define __GNUC_PREREQ(maj, min) \ ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min)) #else #define __GNUC_PREREQ(maj, min) 0 #endif #endif struct ext2fs_hashmap; struct ext2fs_hashmap_entry { void *data; const void *key; size_t key_len; struct ext2fs_hashmap_entry *next; struct ext2fs_hashmap_entry *list_next; struct ext2fs_hashmap_entry *list_prev; }; struct ext2fs_hashmap *ext2fs_hashmap_create( uint32_t(*hash_fct)(const void*, size_t), void(*free_fct)(void*), size_t size); int ext2fs_hashmap_add(struct ext2fs_hashmap *h, void *data, const void *key,size_t key_len); void *ext2fs_hashmap_lookup(struct ext2fs_hashmap *h, const void *key, size_t key_len); void *ext2fs_hashmap_iter_in_order(struct ext2fs_hashmap *h, struct ext2fs_hashmap_entry **it); void ext2fs_hashmap_del(struct ext2fs_hashmap *h, struct ext2fs_hashmap_entry *e); void ext2fs_hashmap_free(struct ext2fs_hashmap *h); uint32_t ext2fs_djb2_hash(const void *str, size_t size); #endif /* !HASHMAP_H */