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214 lines
7.1 KiB
214 lines
7.1 KiB
/*
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* This file is part of rt_sigtimedwait strace test.
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*
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* Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
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* Copyright (c) 2016-2017 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 <asm/unistd.h>
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#ifdef __NR_rt_sigtimedwait
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# include <assert.h>
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# include <errno.h>
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# include <signal.h>
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# include <stdio.h>
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# include <stdint.h>
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# include <string.h>
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# include <unistd.h>
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static long
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k_sigtimedwait(const sigset_t *const set, siginfo_t *const info,
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const struct timespec *const timeout, const unsigned long size)
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{
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return syscall(__NR_rt_sigtimedwait, set, info, timeout, size);
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}
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static void
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iterate(const char *const text, const void *set,
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const struct timespec *const timeout, unsigned int size)
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{
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for (;;) {
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assert(k_sigtimedwait(set, NULL, timeout, size) == -1);
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if (EINTR == errno) {
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tprintf("rt_sigtimedwait(%s, NULL"
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", {tv_sec=%lld, tv_nsec=%llu}, %u)"
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" = -1 EAGAIN (%m)\n", text,
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(long long) timeout->tv_sec,
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zero_extend_signed_to_ull(timeout->tv_nsec),
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size);
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} else {
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if (size < sizeof(long))
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tprintf("rt_sigtimedwait(%p, NULL"
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", {tv_sec=%lld, tv_nsec=%llu}"
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", %u) = -1 EINVAL (%m)\n",
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set, (long long) timeout->tv_sec,
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zero_extend_signed_to_ull(timeout->tv_nsec),
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size);
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else
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tprintf("rt_sigtimedwait(%s, NULL"
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", {tv_sec=%lld, tv_nsec=%llu}"
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", %u) = -1 EINVAL (%m)\n",
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text, (long long) timeout->tv_sec,
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zero_extend_signed_to_ull(timeout->tv_nsec),
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size);
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}
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if (!size)
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break;
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size >>= 1;
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set += size;
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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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tprintf("%s", "");
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TAIL_ALLOC_OBJECT_CONST_PTR(siginfo_t, info);
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TAIL_ALLOC_OBJECT_CONST_PTR(struct timespec, timeout);
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timeout->tv_sec = 0;
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timeout->tv_nsec = 42;
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const unsigned int big_size = 1024 / 8;
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void *k_set = tail_alloc(big_size);
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memset(k_set, 0, big_size);
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unsigned int set_size = big_size;
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for (; set_size; set_size >>= 1, k_set += set_size) {
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assert(k_sigtimedwait(k_set, NULL, timeout, set_size) == -1);
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if (EAGAIN == errno)
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break;
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tprintf("rt_sigtimedwait(%p, NULL, {tv_sec=%lld, tv_nsec=%llu}"
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", %u) = -1 EINVAL (%m)\n",
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k_set, (long long) timeout->tv_sec,
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zero_extend_signed_to_ull(timeout->tv_nsec), set_size);
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}
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if (!set_size)
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perror_msg_and_fail("rt_sigtimedwait");
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tprintf("rt_sigtimedwait([], NULL, {tv_sec=%lld, tv_nsec=%llu}, %u)"
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" = -1 EAGAIN (%m)\n",
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(long long) timeout->tv_sec,
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zero_extend_signed_to_ull(timeout->tv_nsec), set_size);
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timeout->tv_sec = 0xdeadbeefU;
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timeout->tv_nsec = 0xfacefeedU;
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assert(k_sigtimedwait(k_set, NULL, timeout, set_size) == -1);
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tprintf("rt_sigtimedwait([], NULL, {tv_sec=%lld, tv_nsec=%llu}"
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", %u) = -1 EINVAL (%m)\n",
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(long long) timeout->tv_sec,
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zero_extend_signed_to_ull(timeout->tv_nsec), set_size);
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timeout->tv_sec = (time_t) 0xcafef00ddeadbeefLL;
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timeout->tv_nsec = (long) 0xbadc0dedfacefeedLL;
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assert(k_sigtimedwait(k_set, NULL, timeout, set_size) == -1);
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tprintf("rt_sigtimedwait([], NULL, {tv_sec=%lld, tv_nsec=%llu}"
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", %u) = -1 EINVAL (%m)\n",
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(long long) timeout->tv_sec,
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zero_extend_signed_to_ull(timeout->tv_nsec), set_size);
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timeout->tv_sec = 0;
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timeout->tv_nsec = 42;
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TAIL_ALLOC_OBJECT_CONST_PTR(sigset_t, libc_set);
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sigemptyset(libc_set);
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sigaddset(libc_set, SIGHUP);
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memcpy(k_set, libc_set, set_size);
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assert(k_sigtimedwait(k_set, info, timeout, set_size) == -1);
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assert(EAGAIN == errno);
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tprintf("rt_sigtimedwait([HUP], %p, {tv_sec=%lld, tv_nsec=%llu}, %u)"
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" = -1 EAGAIN (%m)\n",
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info, (long long) timeout->tv_sec,
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zero_extend_signed_to_ull(timeout->tv_nsec), set_size);
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sigaddset(libc_set, SIGINT);
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memcpy(k_set, libc_set, set_size);
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assert(k_sigtimedwait(k_set, info, timeout, set_size) == -1);
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assert(EAGAIN == errno);
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tprintf("rt_sigtimedwait([HUP INT], %p, {tv_sec=%lld, tv_nsec=%llu}, %u)"
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" = -1 EAGAIN (%m)\n",
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info, (long long) timeout->tv_sec,
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zero_extend_signed_to_ull(timeout->tv_nsec), set_size);
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sigaddset(libc_set, SIGQUIT);
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sigaddset(libc_set, SIGALRM);
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sigaddset(libc_set, SIGTERM);
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memcpy(k_set, libc_set, set_size);
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assert(k_sigtimedwait(k_set, info, timeout, set_size) == -1);
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assert(EAGAIN == errno);
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tprintf("rt_sigtimedwait(%s, %p, {tv_sec=%lld, tv_nsec=%llu}, %u)"
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" = -1 EAGAIN (%m)\n",
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"[HUP INT QUIT ALRM TERM]",
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info, (long long) timeout->tv_sec,
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zero_extend_signed_to_ull(timeout->tv_nsec), set_size);
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memset(k_set - set_size, -1, set_size);
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assert(k_sigtimedwait(k_set - set_size, info, timeout, set_size) == -1);
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assert(EAGAIN == errno);
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tprintf("rt_sigtimedwait(~[], %p, {tv_sec=%lld, tv_nsec=%llu}, %u)"
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" = -1 EAGAIN (%m)\n",
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info, (long long) timeout->tv_sec,
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zero_extend_signed_to_ull(timeout->tv_nsec), set_size);
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if (sigprocmask(SIG_SETMASK, libc_set, NULL))
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perror_msg_and_fail("sigprocmask");
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assert(k_sigtimedwait(k_set - set_size, info, NULL, set_size << 1) == -1);
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tprintf("rt_sigtimedwait(%p, %p, NULL, %u) = -1 EINVAL (%m)\n",
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k_set - set_size, info, set_size << 1);
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iterate("~[]", k_set - set_size, timeout, set_size >> 1);
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timeout->tv_sec = 1;
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raise(SIGALRM);
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assert(k_sigtimedwait(k_set, info, timeout, set_size) == SIGALRM);
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tprintf("rt_sigtimedwait(%s, {si_signo=%s, si_code=SI_TKILL"
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", si_pid=%d, si_uid=%d}, {tv_sec=%lld, tv_nsec=%llu}, %u)"
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" = %d (%s)\n",
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"[HUP INT QUIT ALRM TERM]", "SIGALRM", getpid(), getuid(),
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(long long) timeout->tv_sec,
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zero_extend_signed_to_ull(timeout->tv_nsec),
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set_size, SIGALRM, "SIGALRM");
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raise(SIGALRM);
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assert(k_sigtimedwait(k_set, NULL, NULL, set_size) == SIGALRM);
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tprintf("rt_sigtimedwait(%s, NULL, NULL, %u) = %d (%s)\n",
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"[HUP INT QUIT ALRM TERM]", set_size, SIGALRM, "SIGALRM");
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tprintf("+++ exited with 0 +++\n");
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return 0;
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}
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#else
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SKIP_MAIN_UNDEFINED("__NR_rt_sigtimedwait")
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#endif
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