xref: /freebsd/sys/contrib/openzfs/tests/zfs-tests/cmd/zfs_diff-socket.c (revision e0c4386e7e71d93b0edc0c8fa156263fc4a8b0b6)
1 /*
2  * This file and its contents are supplied under the terms of the
3  * Common Development and Distribution License ("CDDL"), version 1.0.
4  * You may only use this file in accordance with the terms of version
5  * 1.0 of the CDDL.
6  *
7  * A full copy of the text of the CDDL should have accompanied this
8  * source.  A copy of the CDDL is also available via the Internet at
9  * http://www.illumos.org/license/CDDL.
10  */
11 
12 /*
13  * Copyright 2017, loli10K <ezomori.nozomu@gmail.com>. All rights reserved.
14  */
15 
16 #include <fcntl.h>
17 #include <sys/un.h>
18 #include <sys/socket.h>
19 #include <sys/stat.h>
20 #include <sys/types.h>
21 #include <unistd.h>
22 #include <errno.h>
23 #include <stdio.h>
24 #include <stdlib.h>
25 #include <string.h>
26 
27 int
28 main(int argc, char *argv[])
29 {
30 	struct sockaddr_un sock;
31 	int fd;
32 	char *path;
33 	size_t size;
34 	if (argc != 2) {
35 		fprintf(stderr, "usage: %s /path/to/socket\n", argv[0]);
36 		exit(1);
37 	}
38 	path = argv[1];
39 	size =  sizeof (sock.sun_path);
40 	(void) snprintf(sock.sun_path, size, "%s", path);
41 
42 	sock.sun_family = AF_UNIX;
43 	if ((fd = socket(AF_UNIX, SOCK_DGRAM, 0)) == -1) {
44 		perror("socket");
45 		return (1);
46 	}
47 	if (bind(fd, (struct sockaddr *)&sock, sizeof (struct sockaddr_un))) {
48 		perror("bind");
49 		return (1);
50 	}
51 	if (close(fd)) {
52 		perror("close");
53 		return (1);
54 	}
55 	return (0);
56 }
57