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688903eb | 1 | /* Copyright (C) 1995-2018 Free Software Foundation, Inc. |
c84142e8 | 2 | This file is part of the GNU C Library. |
4b10dd6c | 3 | Contributed by Ulrich Drepper <drepper@gnu.org>, 1995. |
c84142e8 | 4 | |
43bc8ac6 | 5 | This program is free software; you can redistribute it and/or modify |
2e2efe65 RM |
6 | it under the terms of the GNU General Public License as published |
7 | by the Free Software Foundation; version 2 of the License, or | |
8 | (at your option) any later version. | |
c84142e8 | 9 | |
43bc8ac6 | 10 | This program is distributed in the hope that it will be useful, |
c84142e8 | 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
43bc8ac6 UD |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
13 | GNU General Public License for more details. | |
c84142e8 | 14 | |
43bc8ac6 | 15 | You should have received a copy of the GNU General Public License |
59ba27a6 | 16 | along with this program; if not, see <http://www.gnu.org/licenses/>. */ |
0393dfd6 RM |
17 | |
18 | #ifndef _SIMPLE_HASH_H | |
19 | #define _SIMPLE_HASH_H | |
20 | ||
03615f7d | 21 | #include <inttypes.h> |
0393dfd6 | 22 | #include <obstack.h> |
e054f494 | 23 | #include <stdint.h> |
0393dfd6 RM |
24 | |
25 | typedef struct hash_table | |
26 | { | |
4b10dd6c UD |
27 | unsigned long int size; |
28 | unsigned long int filled; | |
0393dfd6 RM |
29 | void *first; |
30 | void *table; | |
31 | struct obstack mem_pool; | |
32 | } | |
33 | hash_table; | |
34 | ||
35 | ||
d8cf93f4 UD |
36 | extern int init_hash (hash_table *htab, unsigned long int init_size) __THROW; |
37 | extern int delete_hash (hash_table *htab) __THROW; | |
38 | extern int insert_entry (hash_table *htab, const void *key, size_t keylen, | |
39 | void *data) __THROW; | |
a352ab4c | 40 | extern int find_entry (const hash_table *htab, const void *key, size_t keylen, |
d8cf93f4 UD |
41 | void **result) __THROW; |
42 | extern int set_entry (hash_table *htab, const void *key, size_t keylen, | |
43 | void *newval) __THROW; | |
0393dfd6 | 44 | |
a352ab4c | 45 | extern int iterate_table (const hash_table *htab, void **ptr, |
d8cf93f4 UD |
46 | const void **key, size_t *keylen, void **data) |
47 | __THROW; | |
0393dfd6 | 48 | |
03615f7d | 49 | extern uint32_t compute_hashval (const void *key, size_t keylen) |
a7b65cdc | 50 | __THROW; |
d8cf93f4 | 51 | extern unsigned long int next_prime (unsigned long int seed) __THROW; |
0393dfd6 RM |
52 | |
53 | #endif /* simple-hash.h */ |