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1 /*
2  * This file is part of rt_tgsigqueueinfo strace test.
3  *
4  * Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
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 <asm/unistd.h>
32 
33 #ifdef __NR_rt_tgsigqueueinfo
34 
35 # include <errno.h>
36 # include <signal.h>
37 # include <stdio.h>
38 # include <string.h>
39 # include <unistd.h>
40 
41 static long
k_tgsigqueueinfo(const pid_t pid,const int sig,const void * const info)42 k_tgsigqueueinfo(const pid_t pid, const int sig, const void *const info)
43 {
44 	return syscall(__NR_rt_tgsigqueueinfo,
45 		       (unsigned long) 0xffffffff00000000ULL | pid,
46 		       (unsigned long) 0xffffffff00000000ULL | pid,
47 		       (unsigned long) 0xffffffff00000000ULL | sig,
48 		       info);
49 }
50 
51 int
main(void)52 main (void)
53 {
54 	const struct sigaction sa = {
55 		.sa_handler = SIG_IGN
56 	};
57 	if (sigaction(SIGUSR1, &sa, NULL))
58 		perror_msg_and_fail("sigaction");
59 
60 	siginfo_t *const info = tail_alloc(sizeof(*info));
61 	memset(info, 0, sizeof(*info));
62 	info->si_signo = SIGUSR1;
63 	info->si_errno = ENOENT;
64 	info->si_code = SI_QUEUE;
65 	info->si_pid = getpid();
66 	info->si_uid = getuid();
67 	info->si_value.sival_ptr = (void *) (unsigned long) 0xdeadbeeffacefeedULL;
68 
69 	if (k_tgsigqueueinfo(info->si_pid, SIGUSR1, info))
70 		(errno == ENOSYS ? perror_msg_and_skip : perror_msg_and_fail)(
71 			"rt_tgsigqueueinfo");
72 
73 	printf("rt_tgsigqueueinfo(%u, %u, %s, {si_signo=%s"
74 		", si_code=SI_QUEUE, si_errno=ENOENT, si_pid=%u"
75 		", si_uid=%u, si_value={int=%d, ptr=%p}}) = 0\n",
76 		info->si_pid, info->si_pid, "SIGUSR1", "SIGUSR1",
77 		info->si_pid, info->si_uid, info->si_value.sival_int,
78 		info->si_value.sival_ptr);
79 
80 	puts("+++ exited with 0 +++");
81 	return 0;
82 }
83 
84 #else
85 
86 SKIP_MAIN_UNDEFINED("__NR_rt_tgsigqueueinfo")
87 
88 #endif
89