1/* Copyright (C) 1995, 2000-2003 Free Software Foundation, Inc.
2
3   The GNU C Library is free software; you can redistribute it and/or
4   modify it under the terms of the GNU Library General Public License as
5   published by the Free Software Foundation; either version 2 of the
6   License, or (at your option) any later version.
7
8   The GNU C Library is distributed in the hope that it will be useful,
9   but WITHOUT ANY WARRANTY; without even the implied warranty of
10   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
11   Library General Public License for more details.
12
13   You should have received a copy of the GNU Library General Public
14   License along with the GNU C Library; see the file COPYING.LIB.  If
15   not, write to the Free Software Foundation, Inc., 59 Temple Place
16   - Suite 330, Boston, MA 02111-1307, USA.  */
17
18#ifndef _HASH_H
19#define _HASH_H
20
21#include <obstack.h>
22
23#ifdef __cplusplus
24extern "C" {
25#endif
26
27typedef struct hash_table
28{
29  unsigned long int size;
30  unsigned long int filled;
31  void *first;
32  void *table;
33  struct obstack mem_pool;
34}
35hash_table;
36
37extern int init_hash (hash_table *htab, unsigned long int init_size);
38extern int delete_hash (hash_table *htab);
39extern int insert_entry (hash_table *htab,
40			 const void *key, size_t keylen,
41			 void *data);
42extern int find_entry (hash_table *htab,
43		       const void *key, size_t keylen,
44		       void **result);
45
46extern int iterate_table (hash_table *htab, void **ptr,
47			  const void **key, size_t *keylen,
48			  void **data);
49
50extern unsigned long int next_prime (unsigned long int seed);
51
52#ifdef __cplusplus
53}
54#endif
55
56#endif /* not _HASH_H */
57