diff options
Diffstat (limited to 'contrib/netbsd-tests/lib/libc/sys/t_getitimer.c')
| -rw-r--r-- | contrib/netbsd-tests/lib/libc/sys/t_getitimer.c | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/contrib/netbsd-tests/lib/libc/sys/t_getitimer.c b/contrib/netbsd-tests/lib/libc/sys/t_getitimer.c new file mode 100644 index 0000000..b384541 --- /dev/null +++ b/contrib/netbsd-tests/lib/libc/sys/t_getitimer.c @@ -0,0 +1,211 @@ +/* $NetBSD: t_getitimer.c,v 1.2 2012/03/22 18:20:46 christos Exp $ */ + +/*- + * Copyright (c) 2011 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Jukka Ruohonen. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ +#include <sys/cdefs.h> +__RCSID("$NetBSD: t_getitimer.c,v 1.2 2012/03/22 18:20:46 christos Exp $"); + +#include <sys/time.h> + +#include <atf-c.h> +#include <errno.h> +#include <limits.h> +#include <signal.h> +#include <string.h> +#include <unistd.h> + +static bool fail; +static void sighandler(int); + +static void +sighandler(int signo) +{ + + if (signo == SIGALRM || signo == SIGVTALRM) + fail = false; +} + +ATF_TC(getitimer_empty); +ATF_TC_HEAD(getitimer_empty, tc) +{ + atf_tc_set_md_var(tc, "descr", "getitimer(2) before setitimer(2)"); +} + +ATF_TC_BODY(getitimer_empty, tc) +{ + struct itimerval it; + + /* + * Verify that the passed structure remains + * empty after calling getitimer(2) but before + * actually arming the timer with setitimer(2). + */ + (void)memset(&it, 0, sizeof(struct itimerval)); + + ATF_REQUIRE(getitimer(ITIMER_REAL, &it) == 0); + + if (it.it_value.tv_sec != 0 || it.it_value.tv_usec != 0) + goto fail; + + ATF_REQUIRE(getitimer(ITIMER_VIRTUAL, &it) == 0); + + if (it.it_value.tv_sec != 0 || it.it_value.tv_usec != 0) + goto fail; + + ATF_REQUIRE(getitimer(ITIMER_PROF, &it) == 0); + + if (it.it_value.tv_sec != 0 || it.it_value.tv_usec != 0) + goto fail; + + return; + +fail: + atf_tc_fail("getitimer(2) modfied the timer before it was armed"); +} + +ATF_TC(getitimer_err); +ATF_TC_HEAD(getitimer_err, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test errors from getitimer(2)"); +} + +ATF_TC_BODY(getitimer_err, tc) +{ + struct itimerval it; + + errno = 0; + ATF_REQUIRE_ERRNO(EINVAL, getitimer(-1, &it) == -1); + + errno = 0; + ATF_REQUIRE_ERRNO(EINVAL, getitimer(INT_MAX, &it) == -1); + + errno = 0; + ATF_REQUIRE_ERRNO(EFAULT, getitimer(ITIMER_REAL, (void *)-1) == -1); +} + +ATF_TC(setitimer_basic); +ATF_TC_HEAD(setitimer_basic, tc) +{ + atf_tc_set_md_var(tc, "descr", "A basic test of setitimer(2)"); +} + +ATF_TC_BODY(setitimer_basic, tc) +{ + struct itimerval it; + + it.it_value.tv_sec = 0; + it.it_value.tv_usec = 100; + + it.it_interval.tv_sec = 0; + it.it_interval.tv_usec = 0; + + fail = true; + + ATF_REQUIRE(signal(SIGALRM, sighandler) != SIG_ERR); + ATF_REQUIRE(setitimer(ITIMER_REAL, &it, NULL) == 0); + + /* + * Although the interaction between + * setitimer(2) and sleep(3) can be + * unspecified, it is assumed that one + * second suspension will be enough for + * the timer to fire. + */ + (void)sleep(1); + + if (fail != false) + atf_tc_fail("timer did not fire"); +} + +ATF_TC(setitimer_err); +ATF_TC_HEAD(setitimer_err, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test errors from setitimer(2)" + " (PR standards/44927)"); +} + +ATF_TC_BODY(setitimer_err, tc) +{ + struct itimerval it, ot; + + errno = 0; + ATF_REQUIRE_ERRNO(EINVAL, setitimer(-1, &it, &ot) == -1); + + errno = 0; + ATF_REQUIRE_ERRNO(EINVAL, setitimer(INT_MAX, &it, &ot) == -1); + + errno = 0; + ATF_REQUIRE_ERRNO(EFAULT, setitimer(ITIMER_REAL,(void*)-1, &ot) == -1); +} + +ATF_TC(setitimer_old); +ATF_TC_HEAD(setitimer_old, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test old values from setitimer(2)"); +} + +ATF_TC_BODY(setitimer_old, tc) +{ + struct itimerval it, ot; + + /* + * Make two calls; the second one + * should store the old values. + */ + it.it_value.tv_sec = 4; + it.it_value.tv_usec = 3; + + it.it_interval.tv_sec = 0; + it.it_interval.tv_usec = 0; + + ATF_REQUIRE(setitimer(ITIMER_REAL, &it, &ot) == 0); + + it.it_value.tv_sec = 2; + it.it_value.tv_usec = 1; + + it.it_interval.tv_sec = 0; + it.it_interval.tv_usec = 0; + + ATF_REQUIRE(setitimer(ITIMER_REAL, &it, &ot) == 0); + + if (ot.it_value.tv_sec != 4 || ot.it_value.tv_usec != 3) + atf_tc_fail("setitimer(2) did not store old values"); +} + +ATF_TP_ADD_TCS(tp) +{ + + ATF_TP_ADD_TC(tp, getitimer_empty); + ATF_TP_ADD_TC(tp, getitimer_err); + ATF_TP_ADD_TC(tp, setitimer_basic); + ATF_TP_ADD_TC(tp, setitimer_err); + ATF_TP_ADD_TC(tp, setitimer_old); + + return atf_no_error(); +} |
