1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * Copyright (c) International Business Machines Corp., 2001
4 * 03/2001 - Written by Wayne Boyer
5 * Copyright (c) 2022 SUSE LLC Avinesh Kumar <[email protected]>
6 */
7
8 /*\
9 * [Description]
10 *
11 * Check that getitimer() call fails:
12 *
13 * 1. EFAULT with invalid itimerval pointer
14 * 2. EINVAL when called with an invalid first argument
15 */
16
17 #include <stdlib.h>
18 #include <errno.h>
19 #include <sys/time.h>
20 #include "tst_test.h"
21 #include "lapi/syscalls.h"
22
23 static struct itimerval *value;
24 static struct itimerval *invalid;
25
26 static struct tcase {
27 int which;
28 struct itimerval **val;
29 int exp_errno;
30 } tcases[] = {
31 {ITIMER_REAL, &invalid, EFAULT},
32 {ITIMER_VIRTUAL, &invalid, EFAULT},
33 {-ITIMER_PROF, &value, EINVAL},
34 };
35
sys_getitimer(int which,void * curr_value)36 static int sys_getitimer(int which, void *curr_value)
37 {
38 return tst_syscall(__NR_getitimer, which, curr_value);
39 }
40
setup(void)41 static void setup(void)
42 {
43 value = SAFE_MALLOC(sizeof(struct itimerval));
44 invalid = (struct itimerval *)-1;
45 }
46
verify_getitimer(unsigned int i)47 static void verify_getitimer(unsigned int i)
48 {
49 struct tcase *tc = &tcases[i];
50
51 TST_EXP_FAIL(sys_getitimer(tc->which, *(tc->val)), tc->exp_errno);
52 }
53
cleanup(void)54 static void cleanup(void)
55 {
56 free(value);
57 value = NULL;
58 }
59
60 static struct tst_test test = {
61 .tcnt = ARRAY_SIZE(tcases),
62 .test = verify_getitimer,
63 .setup = setup,
64 .cleanup = cleanup,
65 };
66