1 /* $NetBSD: t_socketpair.c,v 1.2 2017/01/13 20:04:52 christos Exp $ */
2
3 /*-
4 * Copyright (c) 2011 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Christos Zoulas.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. All advertising materials mentioning features or use of this software
19 * must display the following acknowledgement:
20 * This product includes software developed by the NetBSD
21 * Foundation, Inc. and its contributors.
22 * 4. Neither the name of The NetBSD Foundation nor the names of its
23 * contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36 * POSSIBILITY OF SUCH DAMAGE.
37 */
38 #include <sys/cdefs.h>
39 __RCSID("$NetBSD: t_socketpair.c,v 1.2 2017/01/13 20:04:52 christos Exp $");
40
41 #include <atf-c.h>
42 #include <fcntl.h>
43 #include <unistd.h>
44 #include <stdlib.h>
45 #include <sys/socket.h>
46 #include <sys/un.h>
47 #include <errno.h>
48
49 static void
connected(int fd)50 connected(int fd)
51 {
52 struct sockaddr_un addr;
53 socklen_t len = (socklen_t)sizeof(addr);
54 ATF_REQUIRE(getpeername(fd, (struct sockaddr*)(void *)&addr,
55 &len) == 0);
56 }
57
58 static void
run(int flags)59 run(int flags)
60 {
61 int fd[2], i;
62
63 while ((i = open("/", O_RDONLY)) < 3)
64 ATF_REQUIRE(i != -1);
65
66 ATF_REQUIRE(closefrom(3) != -1);
67
68 ATF_REQUIRE(socketpair(AF_UNIX, SOCK_DGRAM | flags, 0, fd) == 0);
69
70 ATF_REQUIRE(fd[0] == 3);
71 ATF_REQUIRE(fd[1] == 4);
72
73 connected(fd[0]);
74 connected(fd[1]);
75
76 if (flags & SOCK_CLOEXEC) {
77 ATF_REQUIRE((fcntl(fd[0], F_GETFD) & FD_CLOEXEC) != 0);
78 ATF_REQUIRE((fcntl(fd[1], F_GETFD) & FD_CLOEXEC) != 0);
79 } else {
80 ATF_REQUIRE((fcntl(fd[0], F_GETFD) & FD_CLOEXEC) == 0);
81 ATF_REQUIRE((fcntl(fd[1], F_GETFD) & FD_CLOEXEC) == 0);
82 }
83
84 if (flags & SOCK_NONBLOCK) {
85 ATF_REQUIRE((fcntl(fd[0], F_GETFL) & O_NONBLOCK) != 0);
86 ATF_REQUIRE((fcntl(fd[1], F_GETFL) & O_NONBLOCK) != 0);
87 } else {
88 ATF_REQUIRE((fcntl(fd[0], F_GETFL) & O_NONBLOCK) == 0);
89 ATF_REQUIRE((fcntl(fd[1], F_GETFL) & O_NONBLOCK) == 0);
90 }
91
92 ATF_REQUIRE(close(fd[0]) != -1);
93 ATF_REQUIRE(close(fd[1]) != -1);
94 }
95
96 ATF_TC(socketpair_basic);
ATF_TC_HEAD(socketpair_basic,tc)97 ATF_TC_HEAD(socketpair_basic, tc)
98 {
99 atf_tc_set_md_var(tc, "descr", "A basic test of socketpair(2)");
100 }
101
ATF_TC_BODY(socketpair_basic,tc)102 ATF_TC_BODY(socketpair_basic, tc)
103 {
104 run(0);
105 }
106
107 ATF_TC(socketpair_nonblock);
ATF_TC_HEAD(socketpair_nonblock,tc)108 ATF_TC_HEAD(socketpair_nonblock, tc)
109 {
110 atf_tc_set_md_var(tc, "descr", "A non-blocking test of socketpair(2)");
111 }
112
ATF_TC_BODY(socketpair_nonblock,tc)113 ATF_TC_BODY(socketpair_nonblock, tc)
114 {
115 run(SOCK_NONBLOCK);
116 }
117
118 ATF_TC(socketpair_cloexec);
ATF_TC_HEAD(socketpair_cloexec,tc)119 ATF_TC_HEAD(socketpair_cloexec, tc)
120 {
121 atf_tc_set_md_var(tc, "descr", "A close-on-exec of socketpair(2)");
122 }
123
ATF_TC_BODY(socketpair_cloexec,tc)124 ATF_TC_BODY(socketpair_cloexec, tc)
125 {
126 run(SOCK_CLOEXEC);
127 }
128
ATF_TP_ADD_TCS(tp)129 ATF_TP_ADD_TCS(tp)
130 {
131
132 ATF_TP_ADD_TC(tp, socketpair_basic);
133 ATF_TP_ADD_TC(tp, socketpair_nonblock);
134 ATF_TP_ADD_TC(tp, socketpair_cloexec);
135
136 return atf_no_error();
137 }
138