1 /*
2 * Check decoding of accept syscall.
3 *
4 * Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
5 * Copyright (c) 2016-2018 The strace developers.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. The name of the author may not be used to endorse or promote products
17 * derived from this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #include "tests.h"
32
33 #include <unistd.h>
34
35 #include <asm/unistd.h>
36
37 #if defined __NR_accept
38
39 # ifndef TEST_SYSCALL_NAME
40 # define TEST_SYSCALL_NAME do_accept
41
42 # ifndef TEST_SYSCALL_STR
43 # define TEST_SYSCALL_STR "accept"
44 # endif
45
do_accept(int sockfd,void * addr,void * addrlen)46 int do_accept(int sockfd, void *addr, void *addrlen)
47 {
48 return syscall(__NR_accept, sockfd, addr, addrlen);
49 }
50 # endif /* !TEST_SYSCALL_NAME */
51
52 #else /* !__NR_accept */
53
54 # ifndef TEST_SYSCALL_NAME
55 # define TEST_SYSCALL_NAME accept
56 # endif
57
58 #endif /* __NR_accept */
59
60 #define TEST_SYSCALL_PREPARE connect_un()
61 static void connect_un(void);
62 #include "sockname.c"
63
64 static void
connect_un(void)65 connect_un(void)
66 {
67 int cfd = socket(AF_UNIX, SOCK_STREAM, 0);
68 if (cfd < 0)
69 perror_msg_and_skip("socket");
70
71 struct sockaddr_un un = {
72 .sun_family = AF_UNIX,
73 .sun_path = TEST_SOCKET ".connect"
74 };
75
76 (void) unlink(un.sun_path);
77 if (bind(cfd, (const void *) &un, sizeof(un)))
78 perror_msg_and_skip("bind");
79 (void) unlink(un.sun_path);
80
81 un.sun_path[sizeof(TEST_SOCKET) - 1] = '\0';
82 if (connect(cfd, (const void *) &un, sizeof(un)))
83 perror_msg_and_skip("connect");
84 }
85
86 int
main(void)87 main(void)
88 {
89 int lfd = socket(AF_UNIX, SOCK_STREAM, 0);
90 if (lfd < 0)
91 perror_msg_and_skip("socket");
92
93 (void) unlink(TEST_SOCKET);
94
95 const struct sockaddr_un un = {
96 .sun_family = AF_UNIX,
97 .sun_path = TEST_SOCKET
98 };
99
100 if (bind(lfd, (const void *) &un, sizeof(un)))
101 perror_msg_and_skip("bind");
102 if (listen(lfd, 16))
103 perror_msg_and_skip("listen");
104
105 test_sockname_syscall(lfd);
106
107 (void) unlink(TEST_SOCKET);
108
109 puts("+++ exited with 0 +++");
110 return 0;
111 }
112