typedef struct hash_table hash_table_t;
struct hash_entry {
- const char * key;
+ char * key;
void * data;
struct hash_entry * next;
};
struct hash_table {
const char *name;
hash_entry_t * entries;
- int n_entries; /* number of buckets */
- int n_elements;
- const char * (*hash_entry_key)(void * data);
+ unsigned int n_buckets;
+ unsigned int n_elements;
+
+ /* useful stats */
+ unsigned int n_used_buckets;
+ unsigned int n_collisions;
+ unsigned int max_bucket_len;
+ unsigned int n_hits, n_misses;
};
int hash_table_init(const char *name, hash_table_t *hash, int len);
void hash_table_deinit(hash_table_t *hash);
+void hash_print_stats(hash_table_t *hash);
void *hash_table_get(hash_table_t *hash, const char *key);
int hash_table_insert(hash_table_t *hash, const char *key, void *value);
+int hash_table_remove(hash_table_t *has, const char *key);
void hash_table_foreach(hash_table_t *hash, void (*f)(const char *key, void *entry, void *data), void *data);
#endif /* _HASH_TABLE_H_ */