1 /*
2  * This file is part of rt_tgsigqueueinfo strace test.
3  *
4  * Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
5  * Copyright (c) 2016-2017 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 #include <asm/unistd.h>
33 
34 #ifdef __NR_rt_tgsigqueueinfo
35 
36 # include <errno.h>
37 # include <signal.h>
38 # include <stdio.h>
39 # include <string.h>
40 # include <unistd.h>
41 
42 static long
43 k_tgsigqueueinfo(const pid_t pid, const int sig, const void *const info)
44 {
45 	return syscall(__NR_rt_tgsigqueueinfo,
46 		       F8ILL_KULONG_MASK | pid,
47 		       F8ILL_KULONG_MASK | pid,
48 		       F8ILL_KULONG_MASK | sig,
49 		       info);
50 }
51 
52 int
53 main(void)
54 {
55 	const struct sigaction sa = {
56 		.sa_handler = SIG_IGN
57 	};
58 	if (sigaction(SIGUSR1, &sa, NULL))
59 		perror_msg_and_fail("sigaction");
60 
61 	TAIL_ALLOC_OBJECT_CONST_PTR(siginfo_t, info);
62 	memset(info, 0, sizeof(*info));
63 	info->si_signo = SIGUSR1;
64 	info->si_errno = ENOENT;
65 	info->si_code = SI_QUEUE;
66 	info->si_pid = getpid();
67 	info->si_uid = getuid();
68 	info->si_value.sival_ptr =
69 		(void *) (unsigned long) 0xdeadbeeffacefeedULL;
70 
71 	if (k_tgsigqueueinfo(info->si_pid, SIGUSR1, info))
72 		(errno == ENOSYS ? perror_msg_and_skip : perror_msg_and_fail)(
73 			"rt_tgsigqueueinfo");
74 
75 	printf("rt_tgsigqueueinfo(%u, %u, %s, {si_signo=%s"
76 		", si_code=SI_QUEUE, si_errno=ENOENT, si_pid=%u"
77 		", si_uid=%u, si_value={int=%d, ptr=%p}}) = 0\n",
78 		info->si_pid, info->si_pid, "SIGUSR1", "SIGUSR1",
79 		info->si_pid, info->si_uid, info->si_value.sival_int,
80 		info->si_value.sival_ptr);
81 
82 	puts("+++ exited with 0 +++");
83 	return 0;
84 }
85 
86 #else
87 
88 SKIP_MAIN_UNDEFINED("__NR_rt_tgsigqueueinfo")
89 
90 #endif
91