1 /*
2  * Copyright (c) 2017 Stefan Sperling <stsp@openbsd.org>
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 <errno.h>
18 #include <stdlib.h>
19 #include <string.h>
20 
21 #include "got_error.h"
22 
23 #ifndef nitems
24 #define nitems(_a) (sizeof(_a) / sizeof((_a)[0]))
25 #endif
26 
27 const struct got_error *
28 got_error(int code)
29 {
30 	int i;
31 
32 	for (i = 0; i < nitems(got_errors); i++) {
33 		if (code == got_errors[i].code)
34 			return &got_errors[i];
35 	}
36 
37 	abort();
38 }
39 
40 const struct got_error *
41 got_error_from_errno()
42 {
43 	static struct got_error err;
44 
45 	err.code = GOT_ERR_ERRNO;
46 	err.msg = strerror(errno);
47 	return &err;
48 }