98 lines
3.5 KiB
C
98 lines
3.5 KiB
C
/*
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* Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
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* Copyright (c) 2015-2018 The strace developers.
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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 <stdio.h>
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#include <stdint.h>
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#include <time.h>
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#include <unistd.h>
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#include <asm/unistd.h>
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#if defined __NR_clock_getres \
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&& defined __NR_clock_gettime \
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&& defined __NR_clock_settime
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int
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main(void)
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{
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struct {
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struct timespec ts;
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uint32_t pad[2];
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} t = {
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.pad = { 0xdeadbeef, 0xbadc0ded }
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};
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long rc;
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if (syscall(__NR_clock_getres, CLOCK_REALTIME, &t.ts))
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perror_msg_and_skip("clock_getres CLOCK_REALTIME");
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printf("clock_getres(CLOCK_REALTIME, {tv_sec=%lld, tv_nsec=%llu})"
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" = 0\n",
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(long long) t.ts.tv_sec,
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zero_extend_signed_to_ull(t.ts.tv_nsec));
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if (syscall(__NR_clock_gettime, CLOCK_PROCESS_CPUTIME_ID, &t.ts))
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perror_msg_and_skip("clock_gettime CLOCK_PROCESS_CPUTIME_ID");
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printf("clock_gettime(CLOCK_PROCESS_CPUTIME_ID"
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", {tv_sec=%lld, tv_nsec=%llu}) = 0\n",
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(long long) t.ts.tv_sec,
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zero_extend_signed_to_ull(t.ts.tv_nsec));
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t.ts.tv_sec = 0xdeface1;
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t.ts.tv_nsec = 0xdeface2;
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rc = syscall(__NR_clock_settime, CLOCK_THREAD_CPUTIME_ID, &t.ts);
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printf("clock_settime(CLOCK_THREAD_CPUTIME_ID"
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", {tv_sec=%lld, tv_nsec=%llu}) = %s\n",
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(long long) t.ts.tv_sec,
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zero_extend_signed_to_ull(t.ts.tv_nsec), sprintrc(rc));
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t.ts.tv_sec = 0xdeadbeefU;
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t.ts.tv_nsec = 0xfacefeedU;
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rc = syscall(__NR_clock_settime, CLOCK_THREAD_CPUTIME_ID, &t.ts);
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printf("clock_settime(CLOCK_THREAD_CPUTIME_ID"
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", {tv_sec=%lld, tv_nsec=%llu}) = %s\n",
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(long long) t.ts.tv_sec,
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zero_extend_signed_to_ull(t.ts.tv_nsec), sprintrc(rc));
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t.ts.tv_sec = (time_t) 0xcafef00ddeadbeefLL;
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t.ts.tv_nsec = (long) 0xbadc0dedfacefeedLL;
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rc = syscall(__NR_clock_settime, CLOCK_THREAD_CPUTIME_ID, &t.ts);
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printf("clock_settime(CLOCK_THREAD_CPUTIME_ID"
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", {tv_sec=%lld, tv_nsec=%llu}) = %s\n",
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(long long) t.ts.tv_sec,
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zero_extend_signed_to_ull(t.ts.tv_nsec), sprintrc(rc));
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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_clock_getres && __NR_clock_gettime && __NR_clock_settime")
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#endif
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