Dmitry V. Levin
b1b692eb23
* tests/timer_xettime.c (main): Check decoding of NULL struct itimerspec pointer.
107 lines
3.7 KiB
C
107 lines
3.7 KiB
C
/*
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* This file is part of timer_xettime strace test.
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*
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* Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "tests.h"
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#include <sys/syscall.h>
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#if defined __NR_timer_create \
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&& defined __NR_timer_gettime \
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&& defined __NR_timer_settime
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# include <stdio.h>
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# include <stdint.h>
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# include <signal.h>
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# include <time.h>
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# include <unistd.h>
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int
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main(void)
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{
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syscall(__NR_timer_settime, 0xdefaced, TIMER_ABSTIME, NULL, NULL);
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printf("timer_settime(%d, TIMER_ABSTIME, NULL, NULL)"
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" = -1 EINVAL (%m)\n", 0xdefaced);
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int tid;
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struct sigevent sev = { .sigev_notify = SIGEV_NONE };
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if (syscall(__NR_timer_create, CLOCK_MONOTONIC, &sev, &tid))
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perror_msg_and_skip("timer_create");
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printf("timer_create(CLOCK_MONOTONIC, {sigev_signo=0"
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", sigev_notify=SIGEV_NONE}, [%d]) = 0\n", tid);
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struct {
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struct itimerspec its;
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uint32_t pad[4];
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} old = {
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.pad = { 0xdeadbeef, 0xbadc0ded, 0xdeadbeef, 0xbadc0ded }
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}, new = {
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.its = {
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.it_interval = { 0xdeface1, 0xdeface2 },
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.it_value = { 0xdeface3, 0xdeface4 }
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},
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.pad = { 0xdeadbeef, 0xbadc0ded, 0xdeadbeef, 0xbadc0ded }
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};
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if (syscall(__NR_timer_settime, tid, 0, &new.its, &old.its))
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perror_msg_and_skip("timer_settime");
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printf("timer_settime(%d, 0"
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", {it_interval={%jd, %jd}, it_value={%jd, %jd}}"
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", {it_interval={%jd, %jd}, it_value={%jd, %jd}}"
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") = 0\n",
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tid,
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(intmax_t) new.its.it_interval.tv_sec,
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(intmax_t) new.its.it_interval.tv_nsec,
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(intmax_t) new.its.it_value.tv_sec,
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(intmax_t) new.its.it_value.tv_nsec,
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(intmax_t) old.its.it_interval.tv_sec,
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(intmax_t) old.its.it_interval.tv_nsec,
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(intmax_t) old.its.it_value.tv_sec,
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(intmax_t) old.its.it_value.tv_nsec);
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if (syscall(__NR_timer_gettime, tid, &old.its))
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perror_msg_and_skip("timer_gettime");
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printf("timer_gettime(%d"
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", {it_interval={%jd, %jd}, it_value={%jd, %jd}}"
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") = 0\n",
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tid,
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(intmax_t) old.its.it_interval.tv_sec,
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(intmax_t) old.its.it_interval.tv_nsec,
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(intmax_t) old.its.it_value.tv_sec,
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(intmax_t) old.its.it_value.tv_nsec);
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puts("+++ exited with 0 +++");
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return 0;
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}
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#else
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SKIP_MAIN_UNDEFINED("__NR_timer_create && __NR_timer_gettime && __NR_timer_settime")
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#endif
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