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/* hash.h - hash tables for ipkg
Steven M. Ayer, Jamey Hicks
Copyright (C) 2002 Compaq Computer Corporation
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2, or (at
your option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
*/
#ifndef _HASH_TABLE_H_
#define _HASH_TABLE_H_
typedef struct hash_entry hash_entry_t;
typedef struct hash_table hash_table_t;
struct hash_entry {
const 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);
};
int hash_table_init(const char *name, hash_table_t *hash, int len);
void hash_table_deinit(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);
void hash_table_foreach(hash_table_t *hash, void (*f)(const char *key, void *entry, void *data), void *data);
#endif /* _HASH_TABLE_H_ */
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