1 /* $NetBSD: t_faccessat.c,v 1.2 2013/03/17 04:46:06 jmmv Exp $ */
2
3 /*-
4 * Copyright (c) 2012 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Emmanuel Dreyfus.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31 #include <sys/cdefs.h>
32 __RCSID("$NetBSD: t_faccessat.c,v 1.2 2013/03/17 04:46:06 jmmv Exp $");
33
34 #include <atf-c.h>
35 #include <errno.h>
36 #include <fcntl.h>
37 #include <limits.h>
38 #include <paths.h>
39 #include <stdio.h>
40 #include <string.h>
41 #include <unistd.h>
42 #include <sys/param.h>
43
44 #define DIR "dir"
45 #define FILE "dir/faccessat"
46 #define BASEFILE "faccessat"
47 #define LINK "dir/symlink"
48 #define BASELINK "symlink"
49 #define FILEERR "dir/faccessaterr"
50
51 ATF_TC(faccessat_fd);
ATF_TC_HEAD(faccessat_fd,tc)52 ATF_TC_HEAD(faccessat_fd, tc)
53 {
54 atf_tc_set_md_var(tc, "descr", "See that faccessat works with fd");
55 }
ATF_TC_BODY(faccessat_fd,tc)56 ATF_TC_BODY(faccessat_fd, tc)
57 {
58 int dfd;
59 int fd;
60
61 ATF_REQUIRE(mkdir(DIR, 0755) == 0);
62 ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1);
63 ATF_REQUIRE(close(fd) == 0);
64
65 ATF_REQUIRE((dfd = open(DIR, O_RDONLY, 0)) != -1);
66 ATF_REQUIRE(faccessat(dfd, BASEFILE, F_OK, 0) == 0);
67 ATF_REQUIRE(close(dfd) == 0);
68 }
69
70 ATF_TC(faccessat_fdcwd);
ATF_TC_HEAD(faccessat_fdcwd,tc)71 ATF_TC_HEAD(faccessat_fdcwd, tc)
72 {
73 atf_tc_set_md_var(tc, "descr",
74 "See that faccessat works with fd as AT_FDCWD");
75 }
ATF_TC_BODY(faccessat_fdcwd,tc)76 ATF_TC_BODY(faccessat_fdcwd, tc)
77 {
78 int fd;
79
80 ATF_REQUIRE(mkdir(DIR, 0755) == 0);
81 ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1);
82 ATF_REQUIRE(close(fd) == 0);
83
84 ATF_REQUIRE(chdir(DIR) == 0);
85 ATF_REQUIRE(faccessat(AT_FDCWD, BASEFILE, F_OK, 0) == 0);
86 }
87
88 ATF_TC(faccessat_fdcwderr);
ATF_TC_HEAD(faccessat_fdcwderr,tc)89 ATF_TC_HEAD(faccessat_fdcwderr, tc)
90 {
91 atf_tc_set_md_var(tc, "descr",
92 "See that faccessat fails with fd as AT_FDCWD and bad path");
93 }
ATF_TC_BODY(faccessat_fdcwderr,tc)94 ATF_TC_BODY(faccessat_fdcwderr, tc)
95 {
96 ATF_REQUIRE(mkdir(DIR, 0755) == 0);
97 ATF_REQUIRE(faccessat(AT_FDCWD, FILEERR, F_OK, 0) == -1);
98 }
99
100 ATF_TC(faccessat_fderr1);
ATF_TC_HEAD(faccessat_fderr1,tc)101 ATF_TC_HEAD(faccessat_fderr1, tc)
102 {
103 atf_tc_set_md_var(tc, "descr", "See that faccessat fail with bad path");
104 }
ATF_TC_BODY(faccessat_fderr1,tc)105 ATF_TC_BODY(faccessat_fderr1, tc)
106 {
107 int dfd;
108
109 ATF_REQUIRE(mkdir(DIR, 0755) == 0);
110 ATF_REQUIRE((dfd = open(DIR, O_RDONLY, 0)) != -1);
111 ATF_REQUIRE(faccessat(dfd, FILEERR, F_OK, 0) == -1);
112 ATF_REQUIRE(close(dfd) == 0);
113 }
114
115 ATF_TC(faccessat_fderr2);
ATF_TC_HEAD(faccessat_fderr2,tc)116 ATF_TC_HEAD(faccessat_fderr2, tc)
117 {
118 atf_tc_set_md_var(tc, "descr", "See that faccessat fails with bad fdat");
119 }
ATF_TC_BODY(faccessat_fderr2,tc)120 ATF_TC_BODY(faccessat_fderr2, tc)
121 {
122 int dfd;
123 int fd;
124 char cwd[MAXPATHLEN];
125
126 ATF_REQUIRE(mkdir(DIR, 0755) == 0);
127 ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1);
128 ATF_REQUIRE(close(fd) == 0);
129
130 ATF_REQUIRE((dfd = open(getcwd(cwd, MAXPATHLEN), O_RDONLY, 0)) != -1);
131 ATF_REQUIRE(faccessat(dfd, BASEFILE, F_OK, 0) == -1);
132 ATF_REQUIRE(close(dfd) == 0);
133 }
134
135 ATF_TC(faccessat_fderr3);
ATF_TC_HEAD(faccessat_fderr3,tc)136 ATF_TC_HEAD(faccessat_fderr3, tc)
137 {
138 atf_tc_set_md_var(tc, "descr", "See that faccessat fails with fd as -1");
139 }
ATF_TC_BODY(faccessat_fderr3,tc)140 ATF_TC_BODY(faccessat_fderr3, tc)
141 {
142 int fd;
143
144 ATF_REQUIRE(mkdir(DIR, 0755) == 0);
145 ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1);
146 ATF_REQUIRE(close(fd) == 0);
147
148 ATF_REQUIRE(faccessat(-1, FILE, F_OK, 0) == -1);
149 }
150
151 ATF_TC(faccessat_fdlink);
ATF_TC_HEAD(faccessat_fdlink,tc)152 ATF_TC_HEAD(faccessat_fdlink, tc)
153 {
154 atf_tc_set_md_var(tc, "descr", "See that faccessat works on symlink");
155 }
ATF_TC_BODY(faccessat_fdlink,tc)156 ATF_TC_BODY(faccessat_fdlink, tc)
157 {
158 int dfd;
159
160 ATF_REQUIRE(mkdir(DIR, 0755) == 0);
161 ATF_REQUIRE(symlink(FILE, LINK) == 0); /* NB: FILE does not exists */
162
163 ATF_REQUIRE((dfd = open(DIR, O_RDONLY, 0)) != -1);
164
165 ATF_REQUIRE(faccessat(dfd, BASELINK, F_OK, 0) == -1);
166 ATF_REQUIRE(errno == ENOENT);
167
168 ATF_REQUIRE(faccessat(dfd, BASELINK, F_OK, AT_SYMLINK_NOFOLLOW) == 0);
169
170 ATF_REQUIRE(close(dfd) == 0);
171 }
172
ATF_TP_ADD_TCS(tp)173 ATF_TP_ADD_TCS(tp)
174 {
175
176 ATF_TP_ADD_TC(tp, faccessat_fd);
177 ATF_TP_ADD_TC(tp, faccessat_fdcwd);
178 ATF_TP_ADD_TC(tp, faccessat_fdcwderr);
179 ATF_TP_ADD_TC(tp, faccessat_fderr1);
180 ATF_TP_ADD_TC(tp, faccessat_fderr2);
181 ATF_TP_ADD_TC(tp, faccessat_fderr3);
182 ATF_TP_ADD_TC(tp, faccessat_fdlink);
183
184 return atf_no_error();
185 }
186