1 /*
2  * Copyright (c) 2014 Fujitsu Ltd.
3  * Author: Zeng Linggang <zenglg.jy@cn.fujitsu.com>
4  *
5  * This program is free software; you can redistribute it and/or modify it
6  * under the terms of version 2 of the GNU General Public License as
7  * published by the Free Software Foundation.
8  *
9  * This program is distributed in the hope that it would be useful, but
10  * WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
12  *
13  * You should have received a copy of the GNU General Public License along
14  * with this program; if not, write the Free Software Foundation, Inc.,
15  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
16  */
17 /*
18  * DESCRIPTION
19  *  Verify that,
20  *   1. The clockid argument is neither CLOCK_MONOTONIC nor CLOCK_REALTIME,
21  *	EINVAL would return.
22  *   2. flags is invalid, EINVAL would return.
23  */
24 
25 #define _GNU_SOURCE
26 
27 #include <errno.h>
28 
29 #include "test.h"
30 #include "lapi/timerfd.h"
31 
32 char *TCID = "timerfd_create01";
33 
34 static struct test_case_t {
35 	int clockid;
36 	int flags;
37 	int exp_errno;
38 } test_cases[] = {
39 	{-1, 0, EINVAL},
40 	{0, -1, EINVAL},
41 };
42 
43 int TST_TOTAL = ARRAY_SIZE(test_cases);
44 static void setup(void);
45 static void timerfd_create_verify(const struct test_case_t *);
46 static void cleanup(void);
47 
48 int main(int argc, char *argv[])
49 {
50 	int lc;
51 	int i;
52 
53 	tst_parse_opts(argc, argv, NULL, NULL);
54 
55 	setup();
56 
57 	for (lc = 0; TEST_LOOPING(lc); lc++) {
58 		tst_count = 0;
59 		for (i = 0; i < TST_TOTAL; i++)
60 			timerfd_create_verify(&test_cases[i]);
61 	}
62 
63 	cleanup();
64 	tst_exit();
65 }
66 
67 static void setup(void)
68 {
69 	if ((tst_kvercmp(2, 6, 25)) < 0)
70 		tst_brkm(TCONF, NULL, "This test needs kernel 2.6.25 or newer");
71 
72 	tst_sig(NOFORK, DEF_HANDLER, cleanup);
73 
74 	TEST_PAUSE;
75 }
76 
77 static void timerfd_create_verify(const struct test_case_t *test)
78 {
79 	TEST(timerfd_create(test->clockid, test->flags));
80 
81 	if (TEST_RETURN != -1) {
82 		tst_resm(TFAIL, "timerfd_create() succeeded unexpectedly");
83 		return;
84 	}
85 
86 	if (TEST_ERRNO == test->exp_errno) {
87 		tst_resm(TPASS | TTERRNO,
88 			 "timerfd_create() failed as expected");
89 	} else {
90 		tst_resm(TFAIL | TTERRNO,
91 			 "timerfd_create() failed unexpectedly; expected: "
92 			 "%d - %s", test->exp_errno, strerror(test->exp_errno));
93 	}
94 }
95 
96 static void cleanup(void)
97 {
98 }
99