Dmitry V. Levin
c6782f144a
strace test suite is now provided under the terms of the GNU General Public License version 2 or later, see tests/COPYING for more details.
104 lines
3.1 KiB
C
104 lines
3.1 KiB
C
/*
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* Check decoding of nanosleep syscall.
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*
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* Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
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* Copyright (c) 2015-2017 The strace developers.
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* All rights reserved.
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "tests.h"
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#include <assert.h>
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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 <sys/time.h>
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static void
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handler(int signo)
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{
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}
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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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} req = {
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.ts.tv_nsec = 0xc0de1,
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.pad = { 0xdeadbeef, 0xbadc0ded }
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}, rem = {
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.ts = { .tv_sec = 0xc0de2, .tv_nsec = 0xc0de3 },
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.pad = { 0xdeadbeef, 0xbadc0ded }
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};
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const sigset_t set = {};
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const struct sigaction act = { .sa_handler = handler };
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const struct itimerval itv = { .it_value.tv_usec = 111111 };
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if (nanosleep(&req.ts, NULL))
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perror_msg_and_fail("nanosleep");
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printf("nanosleep({tv_sec=%lld, tv_nsec=%llu}, NULL) = 0\n",
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(long long) req.ts.tv_sec,
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zero_extend_signed_to_ull(req.ts.tv_nsec));
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assert(nanosleep(NULL, &rem.ts) == -1);
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printf("nanosleep(NULL, %p) = -1 EFAULT (%m)\n", &rem.ts);
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if (nanosleep(&req.ts, &rem.ts))
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perror_msg_and_fail("nanosleep");
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printf("nanosleep({tv_sec=%lld, tv_nsec=%llu}, %p) = 0\n",
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(long long) req.ts.tv_sec,
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zero_extend_signed_to_ull(req.ts.tv_nsec), &rem.ts);
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req.ts.tv_nsec = 1000000000;
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assert(nanosleep(&req.ts, &rem.ts) == -1);
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printf("nanosleep({tv_sec=%lld, tv_nsec=%llu}, %p) = -1 EINVAL (%m)\n",
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(long long) req.ts.tv_sec,
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zero_extend_signed_to_ull(req.ts.tv_nsec), &rem.ts);
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req.ts.tv_sec = 0xdeadbeefU;
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req.ts.tv_nsec = 0xfacefeedU;
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assert(nanosleep(&req.ts, &rem.ts) == -1);
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printf("nanosleep({tv_sec=%lld, tv_nsec=%llu}, %p) = -1 EINVAL (%m)\n",
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(long long) req.ts.tv_sec,
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zero_extend_signed_to_ull(req.ts.tv_nsec), &rem.ts);
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req.ts.tv_sec = (time_t) 0xcafef00ddeadbeefLL;
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req.ts.tv_nsec = (long) 0xbadc0dedfacefeedLL;
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assert(nanosleep(&req.ts, &rem.ts) == -1);
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printf("nanosleep({tv_sec=%lld, tv_nsec=%llu}, %p) = -1 EINVAL (%m)\n",
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(long long) req.ts.tv_sec,
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zero_extend_signed_to_ull(req.ts.tv_nsec), &rem.ts);
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req.ts.tv_sec = -1;
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req.ts.tv_nsec = -1;
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assert(nanosleep(&req.ts, &rem.ts) == -1);
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printf("nanosleep({tv_sec=%lld, tv_nsec=%llu}, %p) = -1 EINVAL (%m)\n",
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(long long) req.ts.tv_sec,
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zero_extend_signed_to_ull(req.ts.tv_nsec), &rem.ts);
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assert(sigaction(SIGALRM, &act, NULL) == 0);
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assert(sigprocmask(SIG_SETMASK, &set, NULL) == 0);
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if (setitimer(ITIMER_REAL, &itv, NULL))
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perror_msg_and_skip("setitimer");
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req.ts.tv_sec = 0;
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req.ts.tv_nsec = 999999999;
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assert(nanosleep(&req.ts, &rem.ts) == -1);
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printf("nanosleep({tv_sec=%lld, tv_nsec=%llu}"
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", {tv_sec=%lld, tv_nsec=%llu})"
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" = ? ERESTART_RESTARTBLOCK (Interrupted by signal)\n",
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(long long) req.ts.tv_sec,
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zero_extend_signed_to_ull(req.ts.tv_nsec),
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(long long) rem.ts.tv_sec,
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zero_extend_signed_to_ull(rem.ts.tv_nsec));
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puts("--- SIGALRM {si_signo=SIGALRM, si_code=SI_KERNEL} ---");
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puts("+++ exited with 0 +++");
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return 0;
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}
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