unplugged-system/external/ltp/testcases/kernel/syscalls/getitimer/getitimer02.c

66 lines
1.4 KiB
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) International Business Machines Corp., 2001
* 03/2001 - Written by Wayne Boyer
* Copyright (c) 2022 SUSE LLC Avinesh Kumar <avinesh.kumar@suse.com>
*/
/*\
* [Description]
*
* Check that getitimer() call fails:
*
* 1. EFAULT with invalid itimerval pointer
* 2. EINVAL when called with an invalid first argument
*/
#include <stdlib.h>
#include <errno.h>
#include <sys/time.h>
#include "tst_test.h"
#include "lapi/syscalls.h"
static struct itimerval *value;
static struct itimerval *invalid;
static struct tcase {
int which;
struct itimerval **val;
int exp_errno;
} tcases[] = {
{ITIMER_REAL, &invalid, EFAULT},
{ITIMER_VIRTUAL, &invalid, EFAULT},
{-ITIMER_PROF, &value, EINVAL},
};
static int sys_getitimer(int which, void *curr_value)
{
return tst_syscall(__NR_getitimer, which, curr_value);
}
static void setup(void)
{
value = SAFE_MALLOC(sizeof(struct itimerval));
invalid = (struct itimerval *)-1;
}
static void verify_getitimer(unsigned int i)
{
struct tcase *tc = &tcases[i];
TST_EXP_FAIL(sys_getitimer(tc->which, *(tc->val)), tc->exp_errno);
}
static void cleanup(void)
{
free(value);
value = NULL;
}
static struct tst_test test = {
.tcnt = ARRAY_SIZE(tcases),
.test = verify_getitimer,
.setup = setup,
.cleanup = cleanup,
};