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. fd is not a valid file descriptor, EBADF would return.
21 * 2. curr_value is not valid a pointer, EFAULT would return.
22 * 3. fd is not a valid timerfd file descriptor, EINVAL would return.
23 */
24
25 #define _GNU_SOURCE
26
27 #include <errno.h>
28 #include <sys/types.h>
29 #include <sys/stat.h>
30 #include <fcntl.h>
31
32 #include "test.h"
33 #include "safe_macros.h"
34 #include "lapi/timerfd.h"
35
36 char *TCID = "timerfd_gettime01";
37
38 static int bad_clockfd = -1;
39 static int clockfd;
40 static int fd;
41
42 static struct test_case_t {
43 int *fd;
44 struct itimerspec *curr_value;
45 int exp_errno;
46 } test_cases[] = {
47 {&bad_clockfd, NULL, EBADF},
48 {&clockfd, (struct itimerspec *)-1, EFAULT},
49 {&fd, NULL, EINVAL},
50 };
51
52 int TST_TOTAL = ARRAY_SIZE(test_cases);
53 static void setup(void);
54 static void timerfd_gettime_verify(const struct test_case_t *);
55 static void cleanup(void);
56
main(int argc,char * argv[])57 int main(int argc, char *argv[])
58 {
59 int lc;
60 int i;
61
62 tst_parse_opts(argc, argv, NULL, NULL);
63
64 setup();
65
66 for (lc = 0; TEST_LOOPING(lc); lc++) {
67 tst_count = 0;
68 for (i = 0; i < TST_TOTAL; i++)
69 timerfd_gettime_verify(&test_cases[i]);
70 }
71
72 cleanup();
73 tst_exit();
74 }
75
setup(void)76 static void setup(void)
77 {
78 if ((tst_kvercmp(2, 6, 25)) < 0)
79 tst_brkm(TCONF, NULL, "This test needs kernel 2.6.25 or newer");
80
81 tst_sig(NOFORK, DEF_HANDLER, cleanup);
82
83 TEST_PAUSE;
84
85 tst_tmpdir();
86
87 clockfd = timerfd_create(CLOCK_REALTIME, 0);
88 if (clockfd == -1)
89 tst_brkm(TBROK | TERRNO, cleanup, "timerfd_create() fail");
90
91 fd = SAFE_OPEN(cleanup, "test_file", O_RDWR | O_CREAT, 0644);
92 }
93
timerfd_gettime_verify(const struct test_case_t * test)94 static void timerfd_gettime_verify(const struct test_case_t *test)
95 {
96 TEST(timerfd_gettime(*test->fd, test->curr_value));
97
98 if (TEST_RETURN != -1) {
99 tst_resm(TFAIL, "timerfd_gettime() succeeded unexpectedly");
100 return;
101 }
102
103 if (TEST_ERRNO == test->exp_errno) {
104 tst_resm(TPASS | TTERRNO,
105 "timerfd_gettime() failed as expected");
106 } else {
107 tst_resm(TFAIL | TTERRNO,
108 "timerfd_gettime() failed unexpectedly; expected: "
109 "%d - %s", test->exp_errno, strerror(test->exp_errno));
110 }
111 }
112
cleanup(void)113 static void cleanup(void)
114 {
115 if (clockfd > 0)
116 close(clockfd);
117
118 if (fd > 0)
119 close(fd);
120
121 tst_rmdir();
122 }
123