/*
- * Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
- * All rights reserved.
+ * Check decoding of setitimer and getitimer syscalls.
*
- * 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.
- * 3. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
+ * Copyright (c) 2015-2017 Dmitry V. Levin <ldv@altlinux.org>
+ * All rights reserved.
*
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ * SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "tests.h"
#include <stdio.h>
#include <stdint.h>
#include <sys/time.h>
+#include <unistd.h>
+#include <asm/unistd.h>
int
main(void)
{
- struct {
- struct itimerval itv;
- uint32_t pad[4];
- } old = {
- .pad = { 0xdeadbeef, 0xbadc0ded, 0xdeadbeef, 0xbadc0ded }
- }, new = {
- .itv = {
- .it_interval = { 0xc0de1, 0xc0de2 },
- .it_value = { 0xc0de3, 0xc0de4 }
- },
- .pad = { 0xdeadbeef, 0xbadc0ded, 0xdeadbeef, 0xbadc0ded }
+ static const struct itimerval new = {
+ .it_interval = { 0xc0de1, 0xc0de2 },
+ .it_value = { 0xc0de3, 0xc0de4 }
};
+ static const kernel_ulong_t long_timer =
+ F8ILL_KULONG_MASK | ITIMER_REAL;
+ static const kernel_ulong_t bogus_timer =
+ (kernel_ulong_t) 0xfacefeeddeadbeefULL;
+
+ TAIL_ALLOC_OBJECT_CONST_PTR(struct itimerval, p_old);
+ struct itimerval *const p_new = tail_memdup(&new, sizeof(new));
+ void *const efault = tail_alloc(sizeof(new) - 8);
+ long rc;
- if (setitimer(ITIMER_REAL, &new.itv, &old.itv))
+ if (setitimer(ITIMER_REAL, p_new, NULL))
perror_msg_and_skip("setitimer");
printf("setitimer(ITIMER_REAL"
- ", {it_interval={%jd, %jd}, it_value={%jd, %jd}}"
- ", {it_interval={%jd, %jd}, it_value={%jd, %jd}}"
- ") = 0\n",
- (intmax_t) new.itv.it_interval.tv_sec,
- (intmax_t) new.itv.it_interval.tv_usec,
- (intmax_t) new.itv.it_value.tv_sec,
- (intmax_t) new.itv.it_value.tv_usec,
- (intmax_t) old.itv.it_interval.tv_sec,
- (intmax_t) old.itv.it_interval.tv_usec,
- (intmax_t) old.itv.it_value.tv_sec,
- (intmax_t) old.itv.it_value.tv_usec);
-
- if (getitimer(ITIMER_REAL, &old.itv))
+ ", {it_interval={tv_sec=%lld, tv_usec=%llu}"
+ ", it_value={tv_sec=%lld, tv_usec=%llu}}"
+ ", NULL) = 0\n",
+ (long long) new.it_interval.tv_sec,
+ zero_extend_signed_to_ull(new.it_interval.tv_usec),
+ (long long) new.it_value.tv_sec,
+ zero_extend_signed_to_ull(new.it_value.tv_usec));
+
+ fill_memory(p_old, sizeof(*p_old));
+ if (getitimer(ITIMER_REAL, p_old))
perror_msg_and_skip("getitimer");
printf("getitimer(ITIMER_REAL"
- ", {it_interval={%jd, %jd}, it_value={%jd, %jd}}"
- ") = 0\n",
- (intmax_t) old.itv.it_interval.tv_sec,
- (intmax_t) old.itv.it_interval.tv_usec,
- (intmax_t) old.itv.it_value.tv_sec,
- (intmax_t) old.itv.it_value.tv_usec);
+ ", {it_interval={tv_sec=%lld, tv_usec=%llu}"
+ ", it_value={tv_sec=%lld, tv_usec=%llu}}) = 0\n",
+ (long long) p_old->it_interval.tv_sec,
+ zero_extend_signed_to_ull(p_old->it_interval.tv_usec),
+ (long long) p_old->it_value.tv_sec,
+ zero_extend_signed_to_ull(p_old->it_value.tv_usec));
+
+ fill_memory(p_old, sizeof(*p_old));
+ setitimer(ITIMER_REAL, p_new, p_old);
+ printf("setitimer(ITIMER_REAL"
+ ", {it_interval={tv_sec=%lld, tv_usec=%llu}"
+ ", it_value={tv_sec=%lld, tv_usec=%llu}}"
+ ", {it_interval={tv_sec=%lld, tv_usec=%llu}"
+ ", it_value={tv_sec=%lld, tv_usec=%llu}}) = 0\n",
+ (long long) new.it_interval.tv_sec,
+ zero_extend_signed_to_ull(new.it_interval.tv_usec),
+ (long long) new.it_value.tv_sec,
+ zero_extend_signed_to_ull(new.it_value.tv_usec),
+ (long long) p_old->it_interval.tv_sec,
+ zero_extend_signed_to_ull(p_old->it_interval.tv_usec),
+ (long long) p_old->it_value.tv_sec,
+ zero_extend_signed_to_ull(p_old->it_value.tv_usec));
+
+ rc = getitimer(ITIMER_REAL, efault);
+ printf("getitimer(ITIMER_REAL, %p) = %s\n", efault, sprintrc(rc));
+
+ rc = setitimer(ITIMER_REAL, p_new, efault);
+ printf("setitimer(ITIMER_REAL"
+ ", {it_interval={tv_sec=%lld, tv_usec=%llu}"
+ ", it_value={tv_sec=%lld, tv_usec=%llu}}, %p) = %s\n",
+ (long long) new.it_interval.tv_sec,
+ zero_extend_signed_to_ull(new.it_interval.tv_usec),
+ (long long) new.it_value.tv_sec,
+ zero_extend_signed_to_ull(new.it_value.tv_usec),
+ efault, sprintrc(rc));
+
+ rc = setitimer(ITIMER_REAL, efault, p_old);
+ printf("setitimer(ITIMER_REAL, %p, %p) = %s\n",
+ efault, p_old, sprintrc(rc));
+
+ fill_memory(p_old, sizeof(*p_old));
+ rc = syscall(__NR_setitimer, long_timer, p_new, p_old);
+ printf("setitimer(ITIMER_REAL"
+ ", {it_interval={tv_sec=%lld, tv_usec=%llu}"
+ ", it_value={tv_sec=%lld, tv_usec=%llu}}"
+ ", {it_interval={tv_sec=%lld, tv_usec=%llu}"
+ ", it_value={tv_sec=%lld, tv_usec=%llu}}) = %s\n",
+ (long long) new.it_interval.tv_sec,
+ zero_extend_signed_to_ull(new.it_interval.tv_usec),
+ (long long) new.it_value.tv_sec,
+ zero_extend_signed_to_ull(new.it_value.tv_usec),
+ (long long) p_old->it_interval.tv_sec,
+ zero_extend_signed_to_ull(p_old->it_interval.tv_usec),
+ (long long) p_old->it_value.tv_sec,
+ zero_extend_signed_to_ull(p_old->it_value.tv_usec),
+ sprintrc(rc));
+
+ fill_memory(p_old, sizeof(*p_old));
+ rc = syscall(__NR_getitimer, long_timer, p_old);
+ printf("getitimer(ITIMER_REAL"
+ ", {it_interval={tv_sec=%lld, tv_usec=%llu}"
+ ", it_value={tv_sec=%lld, tv_usec=%llu}}) = %s\n",
+ (long long) p_old->it_interval.tv_sec,
+ zero_extend_signed_to_ull(p_old->it_interval.tv_usec),
+ (long long) p_old->it_value.tv_sec,
+ zero_extend_signed_to_ull(p_old->it_value.tv_usec),
+ sprintrc(rc));
+
+ rc = syscall(__NR_setitimer, bogus_timer, p_new, p_old);
+ printf("setitimer(%#x /* ITIMER_??? */"
+ ", {it_interval={tv_sec=%lld, tv_usec=%llu}"
+ ", it_value={tv_sec=%lld, tv_usec=%llu}}, %p) = %s\n",
+ (int) bogus_timer,
+ (long long) new.it_interval.tv_sec,
+ zero_extend_signed_to_ull(new.it_interval.tv_usec),
+ (long long) new.it_value.tv_sec,
+ zero_extend_signed_to_ull(new.it_value.tv_usec),
+ p_old, sprintrc(rc));
+
+ rc = syscall(__NR_getitimer, bogus_timer, p_old);
+ printf("getitimer(%#x /* ITIMER_??? */, %p) = %s\n",
+ (int) bogus_timer, p_old, sprintrc(rc));
+
+ if (F8ILL_KULONG_SUPPORTED) {
+ const kernel_ulong_t ill_new = f8ill_ptr_to_kulong(p_new);
+ const kernel_ulong_t ill_old = f8ill_ptr_to_kulong(p_old);
+
+ rc = syscall(__NR_setitimer, long_timer, ill_new, ill_old);
+ printf("setitimer(ITIMER_REAL, %#llx, %#llx) = %s\n",
+ (unsigned long long) ill_new,
+ (unsigned long long) ill_old,
+ sprintrc(rc));
+
+ rc = syscall(__NR_getitimer, long_timer, ill_old);
+ printf("getitimer(ITIMER_REAL, %#llx) = %s\n",
+ (unsigned long long) ill_old, sprintrc(rc));
+ }
+
+ p_new->it_interval.tv_sec = 0xdeadbeefU;
+ p_new->it_interval.tv_usec = 0xfacefeedU;
+ p_new->it_value.tv_sec = (time_t) 0xcafef00ddeadbeefLL;
+ p_new->it_value.tv_usec = (suseconds_t) 0xbadc0dedfacefeedLL;
+
+ rc = setitimer(ITIMER_REAL, p_new, p_old);
+ printf("setitimer(ITIMER_REAL"
+ ", {it_interval={tv_sec=%lld, tv_usec=%llu}"
+ ", it_value={tv_sec=%lld, tv_usec=%llu}}, %p) = %s\n",
+ (long long) p_new->it_interval.tv_sec,
+ zero_extend_signed_to_ull(p_new->it_interval.tv_usec),
+ (long long) p_new->it_value.tv_sec,
+ zero_extend_signed_to_ull(p_new->it_value.tv_usec),
+ p_old, sprintrc(rc));
puts("+++ exited with 0 +++");
return 0;