165 lines
6.1 KiB
C
165 lines
6.1 KiB
C
/*
|
|
* Check decoding of setitimer and getitimer syscalls.
|
|
*
|
|
* Copyright (c) 2015-2018 Dmitry V. Levin <ldv@altlinux.org>
|
|
* All rights reserved.
|
|
*
|
|
* 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)
|
|
{
|
|
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, p_new, NULL))
|
|
perror_msg_and_skip("setitimer");
|
|
printf("setitimer(ITIMER_REAL"
|
|
", {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={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;
|
|
}
|