xref: /openbmc/hiomapd/test/tmpf.c (revision faeb88c0)
1 /*
2  * Mailbox Daemon Temporary File helpers
3  *
4  * Copyright 2017 IBM
5  *
6  * Licensed under the Apache License, Version 2.0 (the "License");
7  * you may not use this file except in compliance with the License.
8  * You may obtain a copy of the License at
9  *
10  * http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing, software
13  * distributed under the License is distributed on an "AS IS" BASIS,
14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  * See the License for the specific language governing permissions and
16  * limitations under the License.
17  *
18  */
19 
20 #define _GNU_SOURCE
21 #include <stdio.h>
22 #include <stdlib.h>
23 #include <string.h>
24 #include <unistd.h>
25 
26 #include "test/tmpf.h"
27 
28 int tmpf_init(struct tmpf *tmpf, const char *template)
29 {
30 	strncpy(tmpf->path, template, sizeof(tmpf->path) - 1);
31 
32 	tmpf->fd = mkstemp(tmpf->path);
33 	if (tmpf->fd < 0) {
34 		perror("mkstemp");
35 		return -1;
36 	}
37 
38 	return 0;
39 }
40 
41 void tmpf_destroy(struct tmpf *tmpf)
42 {
43 	if (tmpf->fd)
44 		close(tmpf->fd);
45 
46 	if (tmpf->path)
47 		unlink(tmpf->path);
48 }
49