xref: /freebsd/sys/contrib/openzfs/tests/zfs-tests/cmd/zfs_diff-socket.c (revision cb2887746f8b9dd4ad6b1e757cdc053a08b25a2e)
1 // SPDX-License-Identifier: CDDL-1.0
2 /*
3  * This file and its contents are supplied under the terms of the
4  * Common Development and Distribution License ("CDDL"), version 1.0.
5  * You may only use this file in accordance with the terms of version
6  * 1.0 of the CDDL.
7  *
8  * A full copy of the text of the CDDL should have accompanied this
9  * source.  A copy of the CDDL is also available via the Internet at
10  * http://www.illumos.org/license/CDDL.
11  */
12 
13 /*
14  * Copyright 2017, loli10K <ezomori.nozomu@gmail.com>. All rights reserved.
15  */
16 
17 #include <fcntl.h>
18 #include <sys/un.h>
19 #include <sys/socket.h>
20 #include <sys/stat.h>
21 #include <sys/types.h>
22 #include <unistd.h>
23 #include <errno.h>
24 #include <stdio.h>
25 #include <stdlib.h>
26 #include <string.h>
27 
28 int
29 main(int argc, char *argv[])
30 {
31 	struct sockaddr_un sock;
32 	int fd;
33 	char *path;
34 	size_t size;
35 	if (argc != 2) {
36 		fprintf(stderr, "usage: %s /path/to/socket\n", argv[0]);
37 		exit(1);
38 	}
39 	path = argv[1];
40 	size =  sizeof (sock.sun_path);
41 	(void) snprintf(sock.sun_path, size, "%s", path);
42 
43 	sock.sun_family = AF_UNIX;
44 	if ((fd = socket(AF_UNIX, SOCK_DGRAM, 0)) == -1) {
45 		perror("socket");
46 		return (1);
47 	}
48 	if (bind(fd, (struct sockaddr *)&sock, sizeof (struct sockaddr_un))) {
49 		perror("bind");
50 		return (1);
51 	}
52 	if (close(fd)) {
53 		perror("close");
54 		return (1);
55 	}
56 	return (0);
57 }
58