xref: /openbsd/usr.bin/ctfconv/hash.h (revision f6aab3d8)
1 /*	$OpenBSD: hash.h,v 1.2 2017/08/11 14:58:56 jasper Exp $ */
2 
3 /*
4  * Copyright (c) 2017 Martin Pieuchot
5  *
6  * Permission to use, copy, modify, and distribute this software for any
7  * purpose with or without fee is hereby granted, provided that the above
8  * copyright notice and this permission notice appear in all copies.
9  *
10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17  */
18 
19 struct hash;
20 
21 struct hash_entry {
22 	const char *hkey;
23 };
24 
25 struct hash *hash_init(unsigned);
26 void hash_delete(struct hash *);
27 
28 void *hash_first(struct hash *, unsigned int *);
29 void *hash_next(struct hash *, unsigned int *);
30 struct hash_entry *hash_find(struct hash *, const char *, unsigned int *);
31 void *hash_remove(struct hash *, unsigned int);
32 void hash_insert(struct hash *, unsigned int, struct hash_entry *, const char *);
33