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43bc8ac6 | 1 | /* Copyright (C) 1995-1999, 2001, 2002, 2005 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 UD |
5 | This program is free software; you can redistribute it and/or modify |
6 | it under the terms of the GNU General Public License version 2 as | |
7 | published by the Free Software Foundation. | |
c84142e8 | 8 | |
43bc8ac6 | 9 | This program is distributed in the hope that it will be useful, |
c84142e8 | 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
43bc8ac6 UD |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
12 | GNU General Public License for more details. | |
c84142e8 | 13 | |
43bc8ac6 UD |
14 | You should have received a copy of the GNU General Public License |
15 | along with this program; if not, write to the Free Software Foundation, | |
16 | Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
0393dfd6 RM |
17 | |
18 | #ifndef _SIMPLE_HASH_H | |
19 | #define _SIMPLE_HASH_H | |
20 | ||
21 | #include <obstack.h> | |
22 | ||
23 | typedef struct hash_table | |
24 | { | |
4b10dd6c UD |
25 | unsigned long int size; |
26 | unsigned long int filled; | |
0393dfd6 RM |
27 | void *first; |
28 | void *table; | |
29 | struct obstack mem_pool; | |
30 | } | |
31 | hash_table; | |
32 | ||
33 | ||
d8cf93f4 UD |
34 | extern int init_hash (hash_table *htab, unsigned long int init_size) __THROW; |
35 | extern int delete_hash (hash_table *htab) __THROW; | |
36 | extern int insert_entry (hash_table *htab, const void *key, size_t keylen, | |
37 | void *data) __THROW; | |
a352ab4c | 38 | extern int find_entry (const hash_table *htab, const void *key, size_t keylen, |
d8cf93f4 UD |
39 | void **result) __THROW; |
40 | extern int set_entry (hash_table *htab, const void *key, size_t keylen, | |
41 | void *newval) __THROW; | |
0393dfd6 | 42 | |
a352ab4c | 43 | extern int iterate_table (const hash_table *htab, void **ptr, |
d8cf93f4 UD |
44 | const void **key, size_t *keylen, void **data) |
45 | __THROW; | |
0393dfd6 | 46 | |
a7b65cdc UD |
47 | extern unsigned long int compute_hashval (const void *key, size_t keylen) |
48 | __THROW; | |
d8cf93f4 | 49 | extern unsigned long int next_prime (unsigned long int seed) __THROW; |
0393dfd6 RM |
50 | |
51 | #endif /* simple-hash.h */ |