xref: /freebsd/tools/regression/sockets/unix_socket/unix_socket.c (revision e8d8bef961a50d4dc22501cde4fb9fb0be1b2532)
1 /*-
2  * Copyright (c) 2006 Robert N. M. Watson
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  *
26  * $FreeBSD$
27  */
28 
29 /*
30  * Simple UNIX domain socket regression test: create and tear down various
31  * supported and unsupported socket types.
32  */
33 
34 #include <sys/types.h>
35 #include <sys/socket.h>
36 #include <sys/un.h>
37 
38 #include <err.h>
39 #include <errno.h>
40 #include <unistd.h>
41 
42 int
43 main(void)
44 {
45 	int sock, socks[2];
46 
47 	sock = socket(PF_LOCAL, SOCK_STREAM, 0);
48 	if (sock < 0)
49 		err(-1, "socket(PF_LOCAL, SOCK_STREAM, 0)");
50 	close(sock);
51 
52 	sock = socket(PF_LOCAL, SOCK_DGRAM, 0);
53 	if (sock < 0)
54 		err(-1, "socket(PF_LOCAL, SOCK_DGRAM, 0)");
55 	close(sock);
56 
57 	sock = socket(PF_LOCAL, SOCK_RAW, 0);
58 	if (sock >= 0) {
59 		close(sock);
60 		errx(-1, "socket(PF_LOCAL, SOCK_RAW, 0) returned %d", sock);
61 	}
62 	if (errno != EPROTOTYPE)
63 		err(-1, "socket(PF_LOCAL, SOCK_RAW, 0)");
64 
65 	if (socketpair(PF_LOCAL, SOCK_STREAM, 0, socks) < 0)
66 		err(-1, "socketpair(PF_LOCAL, SOCK_STREAM, 0, socks)");
67 	if (socks[0] < 0)
68 		errx(-1, "socketpair(PF_LOCAL, SOCK_STREAM, 0, socks) [0] < 0");
69 	if (socks[1] < 0)
70 		errx(-1, "socketpair(PF_LOCAL, SOCK_STREAM, 0, socks) [1] < 1");
71 	close(socks[0]);
72 	close(socks[1]);
73 
74 	if (socketpair(PF_LOCAL, SOCK_DGRAM, 0, socks) < 0)
75 		err(-1, "socketpair(PF_LOCAL, SOCK_DGRAM, 0, socks)");
76 	if (socks[0] < 0)
77 		errx(-1, "socketpair(PF_LOCAL, SOCK_DGRAM, 0, socks) [0] < 0");
78 	if (socks[1] < 0)
79 		errx(-1, "socketpair(PF_LOCAL, SOCK_DGRAM, 0, socks) [1] < 1");
80 	close(socks[0]);
81 	close(socks[1]);
82 
83 	return (0);
84 }
85