strace/tests/timer_xettime.c
Dmitry V. Levin b1b692eb23 tests: extend coverage of struct itimerspec
* tests/timer_xettime.c (main): Check decoding of NULL struct itimerspec
pointer.
2016-02-08 18:28:36 +00:00

107 lines
3.7 KiB
C

/*
* This file is part of timer_xettime strace test.
*
* Copyright (c) 2015-2016 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.
*/
#include "tests.h"
#include <sys/syscall.h>
#if defined __NR_timer_create \
&& defined __NR_timer_gettime \
&& defined __NR_timer_settime
# include <stdio.h>
# include <stdint.h>
# include <signal.h>
# include <time.h>
# include <unistd.h>
int
main(void)
{
syscall(__NR_timer_settime, 0xdefaced, TIMER_ABSTIME, NULL, NULL);
printf("timer_settime(%d, TIMER_ABSTIME, NULL, NULL)"
" = -1 EINVAL (%m)\n", 0xdefaced);
int tid;
struct sigevent sev = { .sigev_notify = SIGEV_NONE };
if (syscall(__NR_timer_create, CLOCK_MONOTONIC, &sev, &tid))
perror_msg_and_skip("timer_create");
printf("timer_create(CLOCK_MONOTONIC, {sigev_signo=0"
", sigev_notify=SIGEV_NONE}, [%d]) = 0\n", tid);
struct {
struct itimerspec its;
uint32_t pad[4];
} old = {
.pad = { 0xdeadbeef, 0xbadc0ded, 0xdeadbeef, 0xbadc0ded }
}, new = {
.its = {
.it_interval = { 0xdeface1, 0xdeface2 },
.it_value = { 0xdeface3, 0xdeface4 }
},
.pad = { 0xdeadbeef, 0xbadc0ded, 0xdeadbeef, 0xbadc0ded }
};
if (syscall(__NR_timer_settime, tid, 0, &new.its, &old.its))
perror_msg_and_skip("timer_settime");
printf("timer_settime(%d, 0"
", {it_interval={%jd, %jd}, it_value={%jd, %jd}}"
", {it_interval={%jd, %jd}, it_value={%jd, %jd}}"
") = 0\n",
tid,
(intmax_t) new.its.it_interval.tv_sec,
(intmax_t) new.its.it_interval.tv_nsec,
(intmax_t) new.its.it_value.tv_sec,
(intmax_t) new.its.it_value.tv_nsec,
(intmax_t) old.its.it_interval.tv_sec,
(intmax_t) old.its.it_interval.tv_nsec,
(intmax_t) old.its.it_value.tv_sec,
(intmax_t) old.its.it_value.tv_nsec);
if (syscall(__NR_timer_gettime, tid, &old.its))
perror_msg_and_skip("timer_gettime");
printf("timer_gettime(%d"
", {it_interval={%jd, %jd}, it_value={%jd, %jd}}"
") = 0\n",
tid,
(intmax_t) old.its.it_interval.tv_sec,
(intmax_t) old.its.it_interval.tv_nsec,
(intmax_t) old.its.it_value.tv_sec,
(intmax_t) old.its.it_value.tv_nsec);
puts("+++ exited with 0 +++");
return 0;
}
#else
SKIP_MAIN_UNDEFINED("__NR_timer_create && __NR_timer_gettime && __NR_timer_settime")
#endif