1 /* Copyright (C) 1995-2023 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published
6 by the Free Software Foundation; version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, see <https://www.gnu.org/licenses/>. */
17 #ifndef _SIMPLE_HASH_H
18 #define _SIMPLE_HASH_H
24 typedef struct hash_table
26 unsigned long int size
;
27 unsigned long int filled
;
30 struct obstack mem_pool
;
35 extern int init_hash (hash_table
*htab
, unsigned long int init_size
) __THROW
;
36 extern int delete_hash (hash_table
*htab
) __THROW
;
37 extern int insert_entry (hash_table
*htab
, const void *key
, size_t keylen
,
39 extern int find_entry (const hash_table
*htab
, const void *key
, size_t keylen
,
40 void **result
) __THROW
;
41 extern int set_entry (hash_table
*htab
, const void *key
, size_t keylen
,
42 void *newval
) __THROW
;
44 extern int iterate_table (const hash_table
*htab
, void **ptr
,
45 const void **key
, size_t *keylen
, void **data
)
48 extern uint32_t compute_hashval (const void *key
, size_t keylen
)
50 extern unsigned long int next_prime (unsigned long int seed
) __THROW
;
52 #endif /* simple-hash.h */