1 /* $OpenBSD: ohash_enum.c,v 1.3 2004/06/22 20:00:16 espie Exp $ */
2 /* ex:ts=8 sw=4:
3 */
4
5 /* Copyright (c) 1999, 2004 Marc Espie <espie@openbsd.org>
6 *
7 * Permission to use, copy, modify, and distribute this software for any
8 * purpose with or without fee is hereby granted, provided that the above
9 * copyright notice and this permission notice appear in all copies.
10 *
11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 */
19
20 #include "ohash_int.h"
21
22 void *
ohash_first(struct ohash * h,unsigned int * pos)23 ohash_first(struct ohash *h, unsigned int *pos)
24 {
25 *pos = 0;
26 return ohash_next(h, pos);
27 }
28
29 void *
ohash_next(struct ohash * h,unsigned int * pos)30 ohash_next(struct ohash *h, unsigned int *pos)
31 {
32 for (; *pos < h->size; (*pos)++)
33 if (h->t[*pos].p != DELETED && h->t[*pos].p != NULL)
34 return __UNCONST(h->t[(*pos)++].p);
35 return NULL;
36 }
37