1 /*
2 * Copyright (c) 2015 Elvira Khabirova <lineprinter0@gmail.com>
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 <stdlib.h>
31 #include <sys/ipc.h>
32 #include <sys/msg.h>
33 #include <sys/stat.h>
34
35 #define text_string "STRACE_STRING"
36 #define msgsz sizeof(text_string)
37
38 static int msqid = -1;
39
40 static void
cleanup(void)41 cleanup(void)
42 {
43 msgctl(msqid, IPC_RMID, 0);
44 msqid = -1;
45 }
46
47 int
main(void)48 main (void)
49 {
50 const long mtype = 0xdefaced;
51 struct {
52 kernel_long_t mtype;
53 char mtext[msgsz];
54 } msg = {
55 .mtype = mtype,
56 .mtext = text_string
57 };
58 msqid = msgget(IPC_PRIVATE, IPC_CREAT | S_IRWXU);
59 if (msqid == -1)
60 perror_msg_and_skip("msgget");
61 atexit(cleanup);
62 if (msgsnd(msqid, &msg, msgsz, 0) == -1)
63 perror_msg_and_skip("msgsnd");
64 if (msgrcv(msqid, &msg, msgsz, mtype, 0) != msgsz)
65 perror_msg_and_skip("msgrcv");
66 return 0;
67 }
68