1272343Sngie/* $NetBSD: t_timer_create.c,v 1.4 2012/03/18 07:00:52 jruoho Exp $ */ 2272343Sngie 3272343Sngie/*- 4272343Sngie * Copyright (c) 2010 The NetBSD Foundation, Inc. 5272343Sngie * All rights reserved. 6272343Sngie * 7272343Sngie * Redistribution and use in source and binary forms, with or without 8272343Sngie * modification, are permitted provided that the following conditions 9272343Sngie * are met: 10272343Sngie * 1. Redistributions of source code must retain the above copyright 11272343Sngie * notice, this list of conditions and the following disclaimer. 12272343Sngie * 2. Redistributions in binary form must reproduce the above copyright 13272343Sngie * notice, this list of conditions and the following disclaimer in the 14272343Sngie * documentation and/or other materials provided with the distribution. 15272343Sngie * 16272343Sngie * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17272343Sngie * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18272343Sngie * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19272343Sngie * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20272343Sngie * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21272343Sngie * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22272343Sngie * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23272343Sngie * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24272343Sngie * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25272343Sngie * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26272343Sngie * POSSIBILITY OF SUCH DAMAGE. 27272343Sngie */ 28272343Sngie 29272343Sngie#include <atf-c.h> 30272343Sngie#include <errno.h> 31272343Sngie#include <stdio.h> 32272343Sngie#include <signal.h> 33272343Sngie#include <string.h> 34272343Sngie#include <time.h> 35272343Sngie#include <unistd.h> 36272343Sngie 37272343Sngiestatic timer_t t; 38272343Sngiestatic bool fail = true; 39272343Sngie 40272343Sngiestatic void 41276478Sngie#ifdef __FreeBSD__ 42276478Sngietimer_signal_handler(int signo, siginfo_t *si, void *osi __unused) 43276478Sngie#else 44272343Sngietimer_signal_handler(int signo, siginfo_t *si, void *osi) 45276478Sngie#endif 46272343Sngie{ 47272343Sngie timer_t *tp; 48272343Sngie 49272343Sngie tp = si->si_value.sival_ptr; 50272343Sngie 51272343Sngie if (*tp == t && signo == SIGALRM) 52272343Sngie fail = false; 53272343Sngie 54272343Sngie (void)fprintf(stderr, "%s: %s\n", __func__, strsignal(signo)); 55272343Sngie} 56272343Sngie 57272343Sngiestatic void 58272343Sngietimer_signal_create(clockid_t cid, bool expire) 59272343Sngie{ 60272343Sngie struct itimerspec tim; 61272343Sngie struct sigaction act; 62272343Sngie struct sigevent evt; 63272343Sngie sigset_t set; 64272343Sngie 65272343Sngie t = 0; 66272343Sngie fail = true; 67272343Sngie 68272343Sngie (void)memset(&evt, 0, sizeof(struct sigevent)); 69272343Sngie (void)memset(&act, 0, sizeof(struct sigaction)); 70272343Sngie (void)memset(&tim, 0, sizeof(struct itimerspec)); 71272343Sngie 72272343Sngie /* 73272343Sngie * Set handler. 74272343Sngie */ 75272343Sngie act.sa_flags = SA_SIGINFO; 76272343Sngie act.sa_sigaction = timer_signal_handler; 77272343Sngie 78272343Sngie ATF_REQUIRE(sigemptyset(&set) == 0); 79272343Sngie ATF_REQUIRE(sigemptyset(&act.sa_mask) == 0); 80272343Sngie 81272343Sngie /* 82272343Sngie * Block SIGALRM while configuring the timer. 83272343Sngie */ 84272343Sngie ATF_REQUIRE(sigaction(SIGALRM, &act, NULL) == 0); 85272343Sngie ATF_REQUIRE(sigaddset(&set, SIGALRM) == 0); 86272343Sngie ATF_REQUIRE(sigprocmask(SIG_SETMASK, &set, NULL) == 0); 87272343Sngie 88272343Sngie /* 89272343Sngie * Create the timer (SIGEV_SIGNAL). 90272343Sngie */ 91272343Sngie evt.sigev_signo = SIGALRM; 92272343Sngie evt.sigev_value.sival_ptr = &t; 93272343Sngie evt.sigev_notify = SIGEV_SIGNAL; 94272343Sngie 95272343Sngie ATF_REQUIRE(timer_create(cid, &evt, &t) == 0); 96272343Sngie 97272343Sngie /* 98272343Sngie * Start the timer. After this, unblock the signal. 99272343Sngie */ 100272343Sngie tim.it_value.tv_sec = expire ? 5 : 1; 101272343Sngie tim.it_value.tv_nsec = 0; 102272343Sngie 103272343Sngie ATF_REQUIRE(timer_settime(t, 0, &tim, NULL) == 0); 104272343Sngie 105272343Sngie (void)sigprocmask(SIG_UNBLOCK, &set, NULL); 106272343Sngie (void)sleep(2); 107272343Sngie 108272343Sngie if (expire) { 109272343Sngie if (!fail) 110272343Sngie atf_tc_fail("timer fired too soon"); 111272343Sngie } else { 112272343Sngie if (fail) 113272343Sngie atf_tc_fail("timer failed to fire"); 114272343Sngie } 115272343Sngie 116272343Sngie ATF_REQUIRE(timer_delete(t) == 0); 117272343Sngie} 118272343Sngie 119272343SngieATF_TC(timer_create_err); 120272343SngieATF_TC_HEAD(timer_create_err, tc) 121272343Sngie{ 122272343Sngie atf_tc_set_md_var(tc, "descr", 123272343Sngie "Check errors from timer_create(2) (PR lib/42434"); 124272343Sngie} 125272343Sngie 126272343SngieATF_TC_BODY(timer_create_err, tc) 127272343Sngie{ 128272343Sngie struct sigevent ev; 129272343Sngie 130272343Sngie (void)memset(&ev, 0, sizeof(struct sigevent)); 131272343Sngie 132272343Sngie errno = 0; 133272343Sngie ev.sigev_signo = -1; 134272343Sngie ev.sigev_notify = SIGEV_SIGNAL; 135272343Sngie 136272343Sngie ATF_REQUIRE_ERRNO(EINVAL, timer_create(CLOCK_REALTIME, &ev, &t) == -1); 137272343Sngie 138272343Sngie errno = 0; 139272343Sngie ev.sigev_signo = SIGUSR1; 140272343Sngie ev.sigev_notify = SIGEV_THREAD + 100; 141272343Sngie 142272343Sngie ATF_REQUIRE_ERRNO(EINVAL, timer_create(CLOCK_REALTIME, &ev, &t) == -1); 143272343Sngie} 144272343Sngie 145272343SngieATF_TC(timer_create_real); 146272343SngieATF_TC_HEAD(timer_create_real, tc) 147272343Sngie{ 148272343Sngie 149272343Sngie atf_tc_set_md_var(tc, "descr", 150272343Sngie "Checks timer_create(2) with CLOCK_REALTIME and sigevent(3), " 151272343Sngie "SIGEV_SIGNAL"); 152272343Sngie} 153272343Sngie 154272343SngieATF_TC_BODY(timer_create_real, tc) 155272343Sngie{ 156272343Sngie timer_signal_create(CLOCK_REALTIME, false); 157272343Sngie} 158272343Sngie 159272343SngieATF_TC(timer_create_mono); 160272343SngieATF_TC_HEAD(timer_create_mono, tc) 161272343Sngie{ 162272343Sngie 163272343Sngie atf_tc_set_md_var(tc, "descr", 164272343Sngie "Checks timer_create(2) with CLOCK_MONOTONIC and sigevent(3), " 165272343Sngie "SIGEV_SIGNAL"); 166272343Sngie} 167272343Sngie 168272343SngieATF_TC_BODY(timer_create_mono, tc) 169272343Sngie{ 170272343Sngie timer_signal_create(CLOCK_MONOTONIC, false); 171272343Sngie} 172272343Sngie 173272343SngieATF_TC(timer_create_real_expire); 174272343SngieATF_TC_HEAD(timer_create_real_expire, tc) 175272343Sngie{ 176272343Sngie 177272343Sngie atf_tc_set_md_var(tc, "descr", 178272343Sngie "Checks timer_create(2) with CLOCK_REALTIME and sigevent(3), " 179272343Sngie "SIGEV_SIGNAL, with expiration"); 180272343Sngie} 181272343Sngie 182272343SngieATF_TC_BODY(timer_create_real_expire, tc) 183272343Sngie{ 184272343Sngie timer_signal_create(CLOCK_REALTIME, true); 185272343Sngie} 186272343Sngie 187272343SngieATF_TC(timer_create_mono_expire); 188272343SngieATF_TC_HEAD(timer_create_mono_expire, tc) 189272343Sngie{ 190272343Sngie 191272343Sngie atf_tc_set_md_var(tc, "descr", 192272343Sngie "Checks timer_create(2) with CLOCK_MONOTONIC and sigevent(3), " 193272343Sngie "SIGEV_SIGNAL, with expiration"); 194272343Sngie} 195272343Sngie 196272343SngieATF_TC_BODY(timer_create_mono_expire, tc) 197272343Sngie{ 198272343Sngie timer_signal_create(CLOCK_MONOTONIC, true); 199272343Sngie} 200272343Sngie 201272343SngieATF_TP_ADD_TCS(tp) 202272343Sngie{ 203272343Sngie 204272343Sngie ATF_TP_ADD_TC(tp, timer_create_err); 205272343Sngie ATF_TP_ADD_TC(tp, timer_create_real); 206272343Sngie ATF_TP_ADD_TC(tp, timer_create_mono); 207272343Sngie ATF_TP_ADD_TC(tp, timer_create_real_expire); 208272343Sngie ATF_TP_ADD_TC(tp, timer_create_mono_expire); 209272343Sngie 210272343Sngie return atf_no_error(); 211272343Sngie} 212