xref: /dragonfly/contrib/mdocml/mandoc_ohash.c (revision c880cbaf)
1 /*	$Id: mandoc_ohash.c,v 1.2 2015/10/19 18:58:47 schwarze Exp $	*/
2 /*
3  * Copyright (c) 2014, 2015 Ingo Schwarze <schwarze@openbsd.org>
4  *
5  * Permission to use, copy, modify, and distribute this software for any
6  * purpose with or without fee is hereby granted, provided that the above
7  * copyright notice and this permission notice appear in all copies.
8  *
9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16  */
17 #include <sys/types.h>
18 #include <stddef.h>
19 #include <stdint.h>
20 #include <stdlib.h>
21 
22 #include "mandoc_aux.h"
23 #include "mandoc_ohash.h"
24 
25 static	void	 *hash_alloc(size_t, void *);
26 static	void	 *hash_calloc(size_t, size_t, void *);
27 static	void	  hash_free(void *, void *);
28 
29 
30 void
31 mandoc_ohash_init(struct ohash *h, unsigned int sz, ptrdiff_t ko)
32 {
33 	struct ohash_info info;
34 
35 	info.alloc = hash_alloc;
36 	info.calloc = hash_calloc;
37 	info.free = hash_free;
38 	info.data = NULL;
39 	info.key_offset = ko;
40 
41 	ohash_init(h, sz, &info);
42 }
43 
44 static void *
45 hash_alloc(size_t sz, void *arg)
46 {
47 
48 	return mandoc_malloc(sz);
49 }
50 
51 static void *
52 hash_calloc(size_t n, size_t sz, void *arg)
53 {
54 
55 	return mandoc_calloc(n, sz);
56 }
57 
58 static void
59 hash_free(void *p, void *arg)
60 {
61 
62 	free(p);
63 }
64