1 /*
2  * Copyright (c) 2021, 2024 Omar Polo <op@omarpolo.com>
3  *
4  * Permission to use, copy, modify, and distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 #include "compat.h"
18 
19 #include <errno.h>
20 #include <fcntl.h>
21 #include <stdlib.h>
22 #include <string.h>
23 
24 #include "utils.h"
25 #include "xwrapper.h"
26 
27 int
28 mark_nonblock_cloexec(int fd)
29 {
30 	int flags;
31 
32 	if ((flags = fcntl(fd, F_GETFL)) == -1)
33 		return 0;
34 	if (fcntl(fd, F_SETFL, flags | O_NONBLOCK) == -1)
35 		return 0;
36 	if (fcntl(fd, F_SETFD, FD_CLOEXEC) == -1)
37 		return 0;
38 	return 1;
39 }
40 
41 int
42 has_suffix(const char *str, const char *sufx)
43 {
44 	size_t l, s;
45 
46 	l = strlen(str);
47 	s = strlen(sufx);
48 
49 	if (l < s)
50 		return 0;
51 
52 	return !strcmp(str + (l - s), sufx);
53 }
54 
55 void *
56 hash_alloc(size_t len, void *d)
57 {
58 	d = xmalloc(len);
59 	return d;
60 }
61 
62 void *
63 hash_calloc(size_t nmemb, size_t size, void *d)
64 {
65 	d = xcalloc(nmemb, size);
66 	return d;
67 }
68 
69 void
70 hash_free(void *ptr, void *d)
71 {
72 	free(ptr);
73 }