xref: /illumos-gate/usr/src/cmd/mandoc/mandoc_ohash.c (revision 4d131170)
1 /* $Id: mandoc_ohash.c,v 1.3 2020/06/22 19:20:40 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 "config.h"
18 
19 #include <sys/types.h>
20 #include <stddef.h>
21 #include <stdint.h>
22 #include <stdlib.h>
23 
24 #include "mandoc_aux.h"
25 #include "mandoc_ohash.h"
26 
27 static	void	 *hash_alloc(size_t, void *);
28 static	void	 *hash_calloc(size_t, size_t, void *);
29 static	void	  hash_free(void *, void *);
30 
31 
32 void
mandoc_ohash_init(struct ohash * h,unsigned int sz,ptrdiff_t ko)33 mandoc_ohash_init(struct ohash *h, unsigned int sz, ptrdiff_t ko)
34 {
35 	struct ohash_info info;
36 
37 	info.alloc = hash_alloc;
38 	info.calloc = hash_calloc;
39 	info.free = hash_free;
40 	info.data = NULL;
41 	info.key_offset = ko;
42 
43 	ohash_init(h, sz, &info);
44 }
45 
46 static void *
hash_alloc(size_t sz,void * arg)47 hash_alloc(size_t sz, void *arg)
48 {
49 
50 	return mandoc_malloc(sz);
51 }
52 
53 static void *
hash_calloc(size_t n,size_t sz,void * arg)54 hash_calloc(size_t n, size_t sz, void *arg)
55 {
56 
57 	return mandoc_calloc(n, sz);
58 }
59 
60 static void
hash_free(void * p,void * arg)61 hash_free(void *p, void *arg)
62 {
63 
64 	free(p);
65 }
66