1 /******************************************************************************
2 *
3 * Copyright (c) International Business Machines Corp., 2006
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
13 * the GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18 *
19 * NAME
20 * faccessat01.c
21 *
22 * DESCRIPTION
23 * This test case will verify basic function of faccessat
24 * added by kernel 2.6.16 or up.
25 *
26 * Author
27 * Yi Yang <yyangcdl@cn.ibm.com>
28 *
29 * History
30 * 08/28/2006 Created first by Yi Yang <yyangcdl@cn.ibm.com>
31 *
32 *****************************************************************************/
33
34 #define _GNU_SOURCE
35
36 #include <sys/types.h>
37 #include <sys/stat.h>
38 #include <fcntl.h>
39 #include <unistd.h>
40 #include <stdlib.h>
41 #include <errno.h>
42 #include <string.h>
43 #include <signal.h>
44 #include "test.h"
45 #include "safe_macros.h"
46 #include "lapi/syscalls.h"
47
48 #define TEST_CASES 6
49 #ifndef AT_FDCWD
50 #define AT_FDCWD -100
51 #endif
52 void setup();
53 void cleanup();
54
55 char *TCID = "faccessat01";
56 int TST_TOTAL = TEST_CASES;
57 static char pathname[256];
58 static char testfile[256];
59 static char testfile2[256];
60 static char testfile3[256];
61 static int fds[TEST_CASES];
62 static char *filenames[TEST_CASES];
63 static int expected_errno[TEST_CASES] = { 0, 0, ENOTDIR, EBADF, 0, 0 };
64
myfaccessat(int dirfd,const char * filename,int mode)65 int myfaccessat(int dirfd, const char *filename, int mode)
66 {
67 return ltp_syscall(__NR_faccessat, dirfd, filename, mode);
68 }
69
main(int ac,char ** av)70 int main(int ac, char **av)
71 {
72 int lc;
73 int i;
74
75 /* Disable test if the version of the kernel is less than 2.6.16 */
76 if ((tst_kvercmp(2, 6, 16)) < 0)
77 tst_brkm(TCONF, NULL, "Test must be run with kernel 2.6.16+");
78
79 tst_parse_opts(ac, av, NULL, NULL);
80
81 setup();
82
83 for (lc = 0; TEST_LOOPING(lc); lc++) {
84 tst_count = 0;
85
86 /*
87 * Call faccessat
88 */
89 for (i = 0; i < TST_TOTAL; i++) {
90 TEST(myfaccessat(fds[i], filenames[i], R_OK));
91
92 /* check return code */
93 if (TEST_ERRNO == expected_errno[i]) {
94 tst_resm(TPASS,
95 "faccessat() returned the expected errno %d: %s",
96 TEST_ERRNO,
97 strerror(TEST_ERRNO));
98 } else {
99 tst_resm(TFAIL,
100 "faccessdat() Failed, errno=%d : %s",
101 TEST_ERRNO, strerror(TEST_ERRNO));
102 }
103 }
104 }
105
106 cleanup();
107 tst_exit();
108 }
109
setup(void)110 void setup(void)
111 {
112 tst_sig(NOFORK, DEF_HANDLER, cleanup);
113
114 tst_tmpdir();
115
116 char *abs_path = tst_get_tmpdir();
117 int p = getpid();
118
119 /* Initialize test dir and file names */
120 sprintf(pathname, "faccessattestdir%d", p);
121 sprintf(testfile, "faccessattestfile%d.txt", p);
122 sprintf(testfile2, "%s/faccessattestfile%d.txt", abs_path, p);
123 sprintf(testfile3, "faccessattestdir%d/faccessattestfile%d.txt", p, p);
124
125 free(abs_path);
126
127 SAFE_MKDIR(cleanup, pathname, 0700);
128
129 fds[0] = SAFE_OPEN(cleanup, pathname, O_DIRECTORY);
130 fds[1] = fds[4] = fds[0];
131
132 SAFE_FILE_PRINTF(cleanup, testfile, "%s", testfile);
133 SAFE_FILE_PRINTF(cleanup, testfile2, "%s", testfile2);
134
135 fds[2] = SAFE_OPEN(cleanup, testfile3, O_CREAT | O_RDWR, 0600);
136
137 fds[3] = 100;
138 fds[5] = AT_FDCWD;
139
140 filenames[0] = filenames[2] = filenames[3] = filenames[4] = testfile;
141 filenames[1] = testfile2;
142 filenames[5] = testfile3;
143
144 TEST_PAUSE;
145 }
146
cleanup(void)147 void cleanup(void)
148 {
149 if (fds[0] > 0)
150 close(fds[0]);
151 if (fds[2] > 0)
152 close(fds[2]);
153
154 tst_rmdir();
155 }
156