lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame] | 1 | /* Copyright (C) 1995-2015 Free Software Foundation, Inc. |
| 2 | This file is part of the GNU C Library. |
| 3 | Contributed by Ulrich Drepper <drepper@gnu.org>, 1995. |
| 4 | |
| 5 | This program is free software; you can redistribute it and/or modify |
| 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. |
| 9 | |
| 10 | This program is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | GNU General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU General Public License |
| 16 | along with this program; if not, see <http://www.gnu.org/licenses/>. */ |
| 17 | |
| 18 | #ifndef _SIMPLE_HASH_H |
| 19 | #define _SIMPLE_HASH_H |
| 20 | |
| 21 | #include <inttypes.h> |
| 22 | #include <obstack.h> |
| 23 | #include <stdint.h> |
| 24 | |
| 25 | typedef struct hash_table |
| 26 | { |
| 27 | unsigned long int size; |
| 28 | unsigned long int filled; |
| 29 | void *first; |
| 30 | void *table; |
| 31 | struct obstack mem_pool; |
| 32 | } |
| 33 | hash_table; |
| 34 | |
| 35 | |
| 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; |
| 40 | extern int find_entry (const hash_table *htab, const void *key, size_t keylen, |
| 41 | void **result) __THROW; |
| 42 | extern int set_entry (hash_table *htab, const void *key, size_t keylen, |
| 43 | void *newval) __THROW; |
| 44 | |
| 45 | extern int iterate_table (const hash_table *htab, void **ptr, |
| 46 | const void **key, size_t *keylen, void **data) |
| 47 | __THROW; |
| 48 | |
| 49 | extern uint32_t compute_hashval (const void *key, size_t keylen) |
| 50 | __THROW; |
| 51 | extern unsigned long int next_prime (unsigned long int seed) __THROW; |
| 52 | |
| 53 | #endif /* simple-hash.h */ |