strace/tests/timer_create.c

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/*
* Copyright (c) 2015 Dmitry V. Levin <ldv@altlinux.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <stdio.h>
#include <signal.h>
#include <time.h>
#include <unistd.h>
#include <sys/syscall.h>
#ifdef __NR_timer_create
int
main(void)
{
int tid[4] = {};
struct sigevent sev = {
.sigev_notify = SIGEV_NONE,
.sigev_signo = 0xfacefeed,
.sigev_value.sival_ptr =
(void *) (unsigned long) 0xdeadbeefbadc0ded
};
if (syscall(__NR_timer_create, CLOCK_REALTIME, &sev, &tid[0]))
return 77;
printf("timer_create(CLOCK_REALTIME, {sigev_value={int=%d, ptr=%p}"
", sigev_signo=%u, sigev_notify=SIGEV_NONE}"
", [%d]) = 0\n",
sev.sigev_value.sival_int,
sev.sigev_value.sival_ptr,
sev.sigev_signo, tid[0]);
sev.sigev_notify = SIGEV_SIGNAL;
sev.sigev_signo = SIGALRM;
if (syscall(__NR_timer_create, CLOCK_MONOTONIC, &sev, &tid[1]))
return 77;
printf("timer_create(CLOCK_MONOTONIC, {sigev_value={int=%d, ptr=%p}"
", sigev_signo=SIGALRM, sigev_notify=SIGEV_SIGNAL}"
", [%d]) = 0\n",
sev.sigev_value.sival_int,
sev.sigev_value.sival_ptr, tid[1]);
sev.sigev_notify = SIGEV_THREAD;
sev.sigev_notify_function =
(void *) (unsigned long) 0xdeadbeefbadc0ded;
sev.sigev_notify_attributes =
(void *) (unsigned long) 0xcafef00dfacefeed;
if (syscall(__NR_timer_create, CLOCK_REALTIME, &sev, &tid[2]))
return 77;
printf("timer_create(CLOCK_REALTIME, {sigev_value={int=%d, ptr=%p}"
", sigev_signo=SIGALRM, sigev_notify=SIGEV_THREAD"
", sigev_notify_function=%p, sigev_notify_attributes=%p}"
", [%d]) = 0\n",
sev.sigev_value.sival_int,
sev.sigev_value.sival_ptr,
sev.sigev_notify_function,
sev.sigev_notify_attributes,
tid[2]);
#ifndef sigev_notify_thread_id
# if defined HAVE_STRUCT_SIGEVENT__SIGEV_UN__PAD
# define sigev_notify_thread_id _sigev_un._pad[0]
# elif defined HAVE_STRUCT_SIGEVENT___PAD
# define sigev_notify_thread_id __pad[0]
# endif
#endif /* !sigev_notify_thread_id */
#ifdef sigev_notify_thread_id
# ifndef SIGEV_THREAD_ID
# define SIGEV_THREAD_ID 4
# endif
sev.sigev_notify = SIGEV_THREAD_ID;
sev.sigev_notify_thread_id = getpid();
if (syscall(__NR_timer_create, CLOCK_MONOTONIC, &sev, &tid[3]))
return 77;
printf("timer_create(CLOCK_MONOTONIC, {sigev_value={int=%d, ptr=%p}"
", sigev_signo=SIGALRM, sigev_notify=SIGEV_THREAD_ID"
", sigev_notify_thread_id=%d}"
", [%d]) = 0\n",
sev.sigev_value.sival_int,
sev.sigev_value.sival_ptr,
sev.sigev_notify_thread_id,
tid[3]);
#endif /* sigev_notify_thread_id */
puts("+++ exited with 0 +++");
return 0;
}
#else
int
main(void)
{
return 77;
}
#endif