61 lines
1.3 KiB
C
61 lines
1.3 KiB
C
/*
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* Check decoding of kill 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) 2016 Fei Jie <feij.fnst@cn.fujitsu.com>
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* Copyright (c) 2016-2018 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 <asm/unistd.h>
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#ifdef __NR_kill
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# include <signal.h>
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# include <stdio.h>
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# include <unistd.h>
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static void
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handler(int sig)
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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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const struct sigaction act = { .sa_handler = handler };
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if (sigaction(SIGALRM, &act, NULL))
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perror_msg_and_fail("sigaction");
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sigset_t mask;
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sigemptyset(&mask);
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sigaddset(&mask, SIGALRM);
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if (sigprocmask(SIG_UNBLOCK, &mask, NULL))
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perror_msg_and_fail("sigprocmask");
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const int pid = getpid();
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long rc = syscall(__NR_kill, pid, (long) 0xdefaced00000000ULL | SIGALRM);
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printf("kill(%d, SIGALRM) = %ld\n", pid, rc);
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const long big_pid = (long) 0xfacefeedbadc0dedULL;
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const long big_sig = (long) 0xdeadbeefcafef00dULL;
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rc = syscall(__NR_kill, big_pid, big_sig);
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printf("kill(%d, %d) = %ld %s (%m)\n",
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(int) big_pid, (int) big_sig, rc, errno2name());
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rc = syscall(__NR_kill, (long) 0xdefaced00000000ULL | pid, 0);
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printf("kill(%d, 0) = %ld\n", pid, 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_kill")
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#endif
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