1d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes/* 2d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * This file is part of rt_sigtimedwait strace test. 3d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * 4d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org> 5d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * All rights reserved. 6d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * 7d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * Redistribution and use in source and binary forms, with or without 8d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * modification, are permitted provided that the following conditions 9d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * are met: 10d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * 1. Redistributions of source code must retain the above copyright 11d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * notice, this list of conditions and the following disclaimer. 12d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * 2. Redistributions in binary form must reproduce the above copyright 13d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * notice, this list of conditions and the following disclaimer in the 14d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * documentation and/or other materials provided with the distribution. 15d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * 3. The name of the author may not be used to endorse or promote products 16d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * derived from this software without specific prior written permission. 17d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * 18d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes */ 29d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 30d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes#include "tests.h" 31d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes#include <asm/unistd.h> 32d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 33d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes#ifdef __NR_rt_sigtimedwait 34d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 35d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes# include <assert.h> 36d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes# include <errno.h> 37d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes# include <signal.h> 38d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes# include <stdio.h> 39d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes# include <stdint.h> 40d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes# include <string.h> 41d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes# include <unistd.h> 42d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 43d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughesstatic long 44d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughesk_sigtimedwait(const sigset_t *const set, siginfo_t *const info, 45d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes const struct timespec *const timeout, const unsigned long size) 46d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes{ 47d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes return syscall(__NR_rt_sigtimedwait, set, info, timeout, size); 48d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes} 49d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 50d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughesstatic void 51d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughesiterate(const char *const text, const void *set, 52d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes const struct timespec *const timeout, unsigned int size) 53d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes{ 54d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes for (;;) { 55d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes assert(k_sigtimedwait(set, NULL, timeout, size) == -1); 56d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes if (EINTR == errno) { 57d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes tprintf("rt_sigtimedwait(%s, NULL, " 58d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes "{tv_sec=%jd, tv_nsec=%jd}, %u)" 59d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes " = -1 EAGAIN (%m)\n", text, 60d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes (intmax_t) timeout->tv_sec, 61d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes (intmax_t) timeout->tv_nsec, 62d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes size); 63d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes } else { 64d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes if (size < sizeof(long)) 65d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes tprintf("rt_sigtimedwait(%p, NULL, " 66d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes "{tv_sec=%jd, tv_nsec=%jd}" 67d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes ", %u) = -1 EINVAL (%m)\n", 68d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes set, (intmax_t) timeout->tv_sec, 69d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes (intmax_t) timeout->tv_nsec, size); 70d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes else 71d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes tprintf("rt_sigtimedwait(%s, NULL, " 72d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes "{tv_sec=%jd, tv_nsec=%jd}" 73d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes ", %u) = -1 EINVAL (%m)\n", 74d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes text, (intmax_t) timeout->tv_sec, 75d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes (intmax_t) timeout->tv_nsec, size); 76d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes } 77d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes if (!size) 78d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes break; 79d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes size >>= 1; 80d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes set += size; 81d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes } 82d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes} 83d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 84d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughesint 85d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughesmain(void) 86d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes{ 87d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes tprintf("%s", ""); 88d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 89d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes siginfo_t *const info = tail_alloc(sizeof(*info)); 90d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes struct timespec *const timeout = tail_alloc(sizeof(*timeout)); 91d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes timeout->tv_sec = 0; 92d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes timeout->tv_nsec = 42; 93d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 94d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes const unsigned int big_size = 1024 / 8; 95d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes void *k_set = tail_alloc(big_size); 96d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes memset(k_set, 0, big_size); 97d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 98d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes unsigned int set_size = big_size; 99d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes for (; set_size; set_size >>= 1, k_set += set_size) { 100d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes assert(k_sigtimedwait(k_set, NULL, timeout, set_size) == -1); 101d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes if (EAGAIN == errno) 102d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes break; 103d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes tprintf("rt_sigtimedwait(%p, NULL, {tv_sec=%jd, tv_nsec=%jd}, %u)" 104d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes " = -1 EINVAL (%m)\n", 105d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes k_set, (intmax_t) timeout->tv_sec, 106d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes (intmax_t) timeout->tv_nsec, set_size); 107d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes } 108d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes if (!set_size) 109d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes perror_msg_and_fail("rt_sigtimedwait"); 110d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes tprintf("rt_sigtimedwait([], NULL, {tv_sec=%jd, tv_nsec=%jd}, %u) = -1 EAGAIN (%m)\n", 111d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes (intmax_t) timeout->tv_sec, (intmax_t) timeout->tv_nsec, 112d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes set_size); 113d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 114d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes sigset_t *const libc_set = tail_alloc(sizeof(sigset_t)); 115d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes sigemptyset(libc_set); 116d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes sigaddset(libc_set, SIGHUP); 117d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes memcpy(k_set, libc_set, set_size); 118d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 119d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes assert(k_sigtimedwait(k_set, info, timeout, set_size) == -1); 120d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes assert(EAGAIN == errno); 121d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes tprintf("rt_sigtimedwait([HUP], %p, {tv_sec=%jd, tv_nsec=%jd}, %u) = -1 EAGAIN (%m)\n", 122d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes info, (intmax_t) timeout->tv_sec, 123d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes (intmax_t) timeout->tv_nsec, set_size); 124d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 125d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes sigaddset(libc_set, SIGINT); 126d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes memcpy(k_set, libc_set, set_size); 127d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 128d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes assert(k_sigtimedwait(k_set, info, timeout, set_size) == -1); 129d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes assert(EAGAIN == errno); 130d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes tprintf("rt_sigtimedwait([HUP INT], %p, {tv_sec=%jd, tv_nsec=%jd}, %u)" 131d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes " = -1 EAGAIN (%m)\n", 132d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes info, (intmax_t) timeout->tv_sec, 133d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes (intmax_t) timeout->tv_nsec, set_size); 134d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 135d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes sigaddset(libc_set, SIGQUIT); 136d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes sigaddset(libc_set, SIGALRM); 137d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes sigaddset(libc_set, SIGTERM); 138d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes memcpy(k_set, libc_set, set_size); 139d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 140d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes assert(k_sigtimedwait(k_set, info, timeout, set_size) == -1); 141d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes assert(EAGAIN == errno); 142d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes tprintf("rt_sigtimedwait(%s, %p, {tv_sec=%jd, tv_nsec=%jd}, %u) = -1 EAGAIN (%m)\n", 143d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes "[HUP INT QUIT ALRM TERM]", 144d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes info, (intmax_t) timeout->tv_sec, 145d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes (intmax_t) timeout->tv_nsec, set_size); 146d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 147d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes memset(k_set - set_size, -1, set_size); 148d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes assert(k_sigtimedwait(k_set - set_size, info, timeout, set_size) == -1); 149d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes assert(EAGAIN == errno); 150d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes tprintf("rt_sigtimedwait(~[], %p, {tv_sec=%jd, tv_nsec=%jd}, %u) = -1 EAGAIN (%m)\n", 151d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes info, (intmax_t) timeout->tv_sec, 152d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes (intmax_t) timeout->tv_nsec, set_size); 153d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 154d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes if (sigprocmask(SIG_SETMASK, libc_set, NULL)) 155d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes perror_msg_and_fail("sigprocmask"); 156d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 157d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes assert(k_sigtimedwait(k_set - set_size, info, NULL, set_size << 1) == -1); 158d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes tprintf("rt_sigtimedwait(%p, %p, NULL, %u) = -1 EINVAL (%m)\n", 159d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes k_set - set_size, info, set_size << 1); 160d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 161d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes iterate("~[]", k_set - set_size, timeout, set_size >> 1); 162d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 163d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes timeout->tv_sec = 1; 164d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes raise(SIGALRM); 165d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes assert(k_sigtimedwait(k_set, info, timeout, set_size) == SIGALRM); 166d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes tprintf("rt_sigtimedwait(%s, {si_signo=%s, si_code=SI_TKILL" 167d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes ", si_pid=%d, si_uid=%d}, {tv_sec=%jd, tv_nsec=%jd}, %u) = %d (%s)\n", 168d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes "[HUP INT QUIT ALRM TERM]", "SIGALRM", getpid(), getuid(), 169d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes (intmax_t) timeout->tv_sec, (intmax_t) timeout->tv_nsec, 170d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes set_size, SIGALRM, "SIGALRM"); 171d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 172d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes raise(SIGALRM); 173d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes assert(k_sigtimedwait(k_set, NULL, NULL, set_size) == SIGALRM); 174d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes tprintf("rt_sigtimedwait(%s, NULL, NULL, %u) = %d (%s)\n", 175d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes "[HUP INT QUIT ALRM TERM]", set_size, SIGALRM, "SIGALRM"); 176d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 177d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes tprintf("+++ exited with 0 +++\n"); 178d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes return 0; 179d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes} 180d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 181d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes#else 182d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 183d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott HughesSKIP_MAIN_UNDEFINED("__NR_rt_sigtimedwait") 184d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 185d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes#endif 186