shared/hash.h

   1 #pragma once
   2
   3 #include <stdbool.h>
   4
   5 struct hash;
   6
   7 struct hash_iter {
   8         const struct hash *hash;
   9         unsigned int bucket;
  10         unsigned int entry;
  11 };
  12
  13 struct hash *hash_new(unsigned int n_buckets, void (*free_value)(void *value));
  14 void hash_free(struct hash *hash);
  15 int hash_add(struct hash *hash, const char *key, const void *value);
  16 int hash_add_unique(struct hash *hash, const char *key, const void *value);
  17 int hash_del(struct hash *hash, const char *key);
  18 void *hash_find(const struct hash *hash, const char *key);
  19 unsigned int hash_get_count(const struct hash *hash);
  20 void hash_iter_init(const struct hash *hash, struct hash_iter *iter);
  21 bool hash_iter_next(struct hash_iter *iter, const char **key,
  22                                                         const void **value);