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