1 /*
2 * Copyright (c) 2015 Andreas Schwab <schwab@suse.de>
3 * Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
4 * Copyright (c) 2015-2017 The strace developers.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. The name of the author may not be used to endorse or promote products
16 * derived from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30 #include "tests.h"
31 #include <errno.h>
32 #include <stdio.h>
33 #include <stdlib.h>
34 #include <sys/sem.h>
35
36 #include "xlat.h"
37 #include "xlat/resource_flags.h"
38
39 union semun {
40 int val; /* Value for SETVAL */
41 struct semid_ds *buf; /* Buffer for IPC_STAT, IPC_SET */
42 unsigned short *array; /* Array for GETALL, SETALL */
43 struct seminfo *__buf; /* Buffer for IPC_INFO
44 (Linux-specific) */
45 };
46
47 static int id = -1;
48
49 static void
cleanup(void)50 cleanup(void)
51 {
52 semctl(id, 0, IPC_RMID, 0);
53 printf("semctl\\(%d, 0, (IPC_64\\|)?IPC_RMID, \\[?NULL\\]?\\) += 0\n",
54 id);
55 id = -1;
56 }
57
58 int
main(void)59 main(void)
60 {
61 static const key_t private_key =
62 (key_t) (0xffffffff00000000ULL | IPC_PRIVATE);
63 static const key_t bogus_key = (key_t) 0xeca86420fdb97531ULL;
64 static const int bogus_semid = 0xfdb97531;
65 static const int bogus_semnum = 0xeca86420;
66 static const int bogus_size = 0xdec0ded1;
67 static const int bogus_flags = 0xface1e55;
68 static const int bogus_cmd = 0xdeadbeef;
69 static const unsigned long bogus_arg =
70 (unsigned long) 0xbadc0dedfffffaceULL;
71
72 int rc;
73 union semun un;
74 struct semid_ds ds;
75 struct seminfo info;
76
77 rc = semget(bogus_key, bogus_size, bogus_flags);
78 printf("semget\\(%#llx, %d, %s%s%s%#x\\|%#04o\\) += %s\n",
79 zero_extend_signed_to_ull(bogus_key), bogus_size,
80 IPC_CREAT & bogus_flags ? "IPC_CREAT\\|" : "",
81 IPC_EXCL & bogus_flags ? "IPC_EXCL\\|" : "",
82 IPC_NOWAIT & bogus_flags ? "IPC_NOWAIT\\|" : "",
83 bogus_flags & ~(0777 | IPC_CREAT | IPC_EXCL | IPC_NOWAIT),
84 bogus_flags & 0777, sprintrc_grep(rc));
85
86 id = semget(private_key, 1, 0600);
87 if (id < 0)
88 perror_msg_and_skip("semget");
89 printf("semget\\(IPC_PRIVATE, 1, 0600\\) += %d\n", id);
90 atexit(cleanup);
91
92 rc = semctl(bogus_semid, bogus_semnum, bogus_cmd, bogus_arg);
93 #define SEMCTL_BOGUS_ARG_FMT "(%#lx|\\[(%#lx|NULL)\\]|NULL)"
94 printf("semctl\\(%d, %d, (IPC_64\\|)?%#x /\\* SEM_\\?\\?\\? \\*/"
95 ", " SEMCTL_BOGUS_ARG_FMT "\\) += %s\n",
96 bogus_semid, bogus_semnum, bogus_cmd,
97 bogus_arg, bogus_arg, sprintrc_grep(rc));
98
99 un.buf = &ds;
100 if (semctl(id, 0, IPC_STAT, un))
101 perror_msg_and_skip("semctl IPC_STAT");
102 printf("semctl\\(%d, 0, (IPC_64\\|)?IPC_STAT, \\[?%p\\]?\\) += 0\n",
103 id, &ds);
104
105 un.__buf = &info;
106 rc = semctl(0, 0, SEM_INFO, un);
107 printf("semctl\\(0, 0, (IPC_64\\|)?SEM_INFO, \\[?%p\\]?\\) += %s\n",
108 &info, sprintrc_grep(rc));
109
110 un.buf = &ds;
111 rc = semctl(id, 0, SEM_STAT, un);
112 printf("semctl\\(%d, 0, (IPC_64\\|)?SEM_STAT, \\[?%p\\]?\\) += %s\n",
113 id, &ds, sprintrc_grep(rc));
114
115 return 0;
116 }
117