1 /*
2 * Copyright (c) International Business Machines Corp., 2001
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
12 * the GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19 /*
20 * DESCRIPTION
21 * Testcase to check fstatfs() sets errno correctly.
22 */
23
24 #include <sys/vfs.h>
25 #include <sys/types.h>
26 #include <sys/statfs.h>
27 #include <errno.h>
28 #include "test.h"
29 #include "safe_macros.h"
30
31 static void setup(void);
32 static void cleanup(void);
33
34 char *TCID = "fstatfs02";
35
36 static struct statfs buf;
37
38 static struct test_case_t {
39 int fd;
40 struct statfs *sbuf;
41 int error;
42 } TC[] = {
43 /* EBADF - fd is invalid */
44 {
45 -1, &buf, EBADF},
46 #ifndef UCLINUX
47 /* Skip since uClinux does not implement memory protection */
48 /* EFAULT - address for buf is invalid */
49 {
50 -1, (void *)-1, EFAULT}
51 #endif
52 };
53
54 int TST_TOTAL = ARRAY_SIZE(TC);
55
main(int ac,char ** av)56 int main(int ac, char **av)
57 {
58 int lc;
59 int i;
60
61 tst_parse_opts(ac, av, NULL, NULL);
62
63 setup();
64
65 for (lc = 0; TEST_LOOPING(lc); lc++) {
66
67 tst_count = 0;
68
69 for (i = 0; i < TST_TOTAL; i++) {
70
71 TEST(fstatfs(TC[i].fd, TC[i].sbuf));
72
73 if (TEST_RETURN != -1) {
74 tst_resm(TFAIL, "call succeeded unexpectedly");
75 continue;
76 }
77
78 if (TEST_ERRNO == TC[i].error) {
79 tst_resm(TPASS, "expected failure - "
80 "errno = %d : %s", TEST_ERRNO,
81 strerror(TEST_ERRNO));
82 } else {
83 tst_resm(TFAIL, "unexpected error - %d : %s - "
84 "expected %d", TEST_ERRNO,
85 strerror(TEST_ERRNO), TC[i].error);
86 }
87 }
88 }
89 cleanup();
90
91 tst_exit();
92 }
93
setup(void)94 static void setup(void)
95 {
96 tst_sig(NOFORK, DEF_HANDLER, cleanup);
97
98 TEST_PAUSE;
99
100 tst_tmpdir();
101 #ifndef UCLINUX
102 TC[1].fd = SAFE_OPEN(cleanup, "tempfile", O_RDWR | O_CREAT, 0700);
103 #endif
104 }
105
cleanup(void)106 static void cleanup(void)
107 {
108 #ifndef UCLINUX
109 if (TC[1].fd > 0 && close(TC[1].fd))
110 tst_resm(TWARN | TERRNO, "Failed to close fd");
111 #endif
112
113 tst_rmdir();
114 }
115