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/*
* Check decoding of rt_tgsigqueueinfo syscall.
*
* Copyright (c) 2016 Dmitry V. Levin <ldv@strace.io>
* Copyright (c) 2016-2021 The strace developers.
* All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "tests.h"
#include "scno.h"
#include "pidns.h"
#include <errno.h>
#include <signal.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
static long
k_tgsigqueueinfo(const pid_t tgid, const int tid, const int sig, const void *const info)
{
return syscall(__NR_rt_tgsigqueueinfo,
F8ILL_KULONG_MASK | tgid,
F8ILL_KULONG_MASK | tid,
F8ILL_KULONG_MASK | sig,
info);
}
int
main(void)
{
PIDNS_TEST_INIT;
const struct sigaction sa = {
.sa_handler = SIG_IGN
};
if (sigaction(SIGUSR1, &sa, NULL))
perror_msg_and_fail("sigaction");
TAIL_ALLOC_OBJECT_CONST_PTR(siginfo_t, info);
memset(info, 0, sizeof(*info));
info->si_signo = SIGUSR1;
info->si_errno = ENOENT;
info->si_code = SI_QUEUE;
info->si_pid = getpid();
info->si_uid = getuid();
info->si_value.sival_ptr =
(void *) (unsigned long) 0xdeadbeeffacefeedULL;
if (k_tgsigqueueinfo(getpid(), syscall(__NR_gettid), SIGUSR1, info))
(errno == ENOSYS ? perror_msg_and_skip : perror_msg_and_fail)(
"rt_tgsigqueueinfo");
pidns_print_leader();
printf("rt_tgsigqueueinfo(%d%s, %d%s, %s, {si_signo=%s"
", si_code=SI_QUEUE, si_errno=ENOENT, si_pid=%d%s"
", si_uid=%d, si_int=%d, si_ptr=%p}) = 0\n",
info->si_pid, pidns_pid2str(PT_TGID),
info->si_pid, pidns_pid2str(PT_TID),
"SIGUSR1", "SIGUSR1",
info->si_pid, pidns_pid2str(PT_TGID),
info->si_uid, info->si_value.sival_int,
info->si_value.sival_ptr);
pidns_print_leader();
puts("+++ exited with 0 +++");
return 0;
}
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