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author | cvs2svn <admin@example.com> | 2025-04-14 17:32:06 +0000 |
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committer | cvs2svn <admin@example.com> | 2025-04-14 17:32:06 +0000 |
commit | eb8dd9dca1228af0cd132f515509051ecfabf6f6 (patch) | |
tree | edb6da6af7e865d488dc1a29309f1e1ec226e603 /src/regress/lib/libc/sys/t_link.c | |
parent | 247f0352e0ed72a4f476db9dc91f4d982bc83eb2 (diff) | |
download | openbsd-tb_20250414.tar.gz openbsd-tb_20250414.tar.bz2 openbsd-tb_20250414.zip |
This commit was manufactured by cvs2git to create tag 'tb_20250414'.tb_20250414
Diffstat (limited to 'src/regress/lib/libc/sys/t_link.c')
-rw-r--r-- | src/regress/lib/libc/sys/t_link.c | 230 |
1 files changed, 0 insertions, 230 deletions
diff --git a/src/regress/lib/libc/sys/t_link.c b/src/regress/lib/libc/sys/t_link.c deleted file mode 100644 index 12dbd8b595..0000000000 --- a/src/regress/lib/libc/sys/t_link.c +++ /dev/null | |||
@@ -1,230 +0,0 @@ | |||
1 | /* $OpenBSD: t_link.c,v 1.2 2021/12/13 16:56:48 deraadt Exp $ */ | ||
2 | /* $NetBSD: t_link.c,v 1.3 2017/01/13 20:42:36 christos Exp $ */ | ||
3 | |||
4 | /*- | ||
5 | * Copyright (c) 2011 The NetBSD Foundation, Inc. | ||
6 | * All rights reserved. | ||
7 | * | ||
8 | * This code is derived from software contributed to The NetBSD Foundation | ||
9 | * by Jukka Ruohonen. | ||
10 | * | ||
11 | * Redistribution and use in source and binary forms, with or without | ||
12 | * modification, are permitted provided that the following conditions | ||
13 | * are met: | ||
14 | * 1. Redistributions of source code must retain the above copyright | ||
15 | * notice, this list of conditions and the following disclaimer. | ||
16 | * 2. Redistributions in binary form must reproduce the above copyright | ||
17 | * notice, this list of conditions and the following disclaimer in the | ||
18 | * documentation and/or other materials provided with the distribution. | ||
19 | * | ||
20 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS | ||
21 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED | ||
22 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | ||
23 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS | ||
24 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | ||
25 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | ||
26 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | ||
27 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | ||
28 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
29 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | ||
30 | * POSSIBILITY OF SUCH DAMAGE. | ||
31 | */ | ||
32 | |||
33 | #include "macros.h" | ||
34 | |||
35 | #include <sys/stat.h> | ||
36 | |||
37 | #include "atf-c.h" | ||
38 | #include <errno.h> | ||
39 | #include <fcntl.h> | ||
40 | #include <limits.h> | ||
41 | #include <stdio.h> | ||
42 | #include <string.h> | ||
43 | #include <unistd.h> | ||
44 | |||
45 | static const char *getpath(void); | ||
46 | static char path[] = "link"; | ||
47 | static const char *pathl; | ||
48 | |||
49 | static const char * | ||
50 | getpath(void) | ||
51 | { | ||
52 | static char buf[LINE_MAX]; | ||
53 | |||
54 | (void)memset(buf, '\0', sizeof(buf)); | ||
55 | |||
56 | if (getcwd(buf, sizeof(buf)) == NULL) | ||
57 | return NULL; | ||
58 | |||
59 | (void)strlcat(buf, path, sizeof(buf)); | ||
60 | (void)strlcat(buf, ".link", sizeof(buf)); | ||
61 | |||
62 | return buf; | ||
63 | } | ||
64 | |||
65 | ATF_TC_WITH_CLEANUP(link_count); | ||
66 | ATF_TC_HEAD(link_count, tc) | ||
67 | { | ||
68 | atf_tc_set_md_var(tc, "descr", "link(2) counts are incremented?"); | ||
69 | } | ||
70 | |||
71 | ATF_TC_BODY(link_count, tc) | ||
72 | { | ||
73 | struct stat sa, sb; | ||
74 | int fd; | ||
75 | |||
76 | (void)memset(&sa, 0, sizeof(struct stat)); | ||
77 | (void)memset(&sb, 0, sizeof(struct stat)); | ||
78 | |||
79 | pathl = getpath(); | ||
80 | fd = open(path, O_RDWR | O_CREAT, 0600); | ||
81 | |||
82 | ATF_REQUIRE(fd >= 0); | ||
83 | ATF_REQUIRE(pathl != NULL); | ||
84 | |||
85 | ATF_REQUIRE(stat(path, &sa) == 0); | ||
86 | ATF_REQUIRE(link(path, pathl) == 0); | ||
87 | ATF_REQUIRE(stat(path, &sb) == 0); | ||
88 | |||
89 | if (sa.st_nlink != sb.st_nlink - 1) | ||
90 | atf_tc_fail("incorrect link(2) count"); | ||
91 | |||
92 | ATF_REQUIRE(close(fd) == 0); | ||
93 | ATF_REQUIRE(unlink(path) == 0); | ||
94 | ATF_REQUIRE(unlink(pathl) == 0); | ||
95 | } | ||
96 | |||
97 | ATF_TC_CLEANUP(link_count, tc) | ||
98 | { | ||
99 | (void)unlink(path); | ||
100 | (void)unlink(pathl); | ||
101 | } | ||
102 | |||
103 | ATF_TC_WITH_CLEANUP(link_err); | ||
104 | ATF_TC_HEAD(link_err, tc) | ||
105 | { | ||
106 | atf_tc_set_md_var(tc, "descr", "Test error conditions of link(2)"); | ||
107 | } | ||
108 | |||
109 | ATF_TC_BODY(link_err, tc) | ||
110 | { | ||
111 | char buf[PATH_MAX + 1]; | ||
112 | int fd; | ||
113 | |||
114 | (void)memset(buf, 'x', sizeof(buf)); | ||
115 | |||
116 | pathl = getpath(); | ||
117 | fd = open(path, O_RDWR | O_CREAT, 0600); | ||
118 | |||
119 | ATF_REQUIRE(fd >= 0); | ||
120 | ATF_REQUIRE(pathl != NULL); | ||
121 | |||
122 | errno = 0; | ||
123 | ATF_REQUIRE(link(path, pathl) == 0); | ||
124 | ATF_REQUIRE_ERRNO(EEXIST, link(path, pathl) == -1); | ||
125 | |||
126 | errno = 0; | ||
127 | ATF_REQUIRE_ERRNO(ENAMETOOLONG, link(buf, "xxx") == -1); | ||
128 | |||
129 | errno = 0; | ||
130 | ATF_REQUIRE_ERRNO(ENOENT, link(path, "/d/c/b/a") == -1); | ||
131 | |||
132 | errno = 0; | ||
133 | ATF_REQUIRE_ERRNO(ENOENT, link("/a/b/c/d", path) == -1); | ||
134 | |||
135 | errno = 0; | ||
136 | ATF_REQUIRE_ERRNO(ENOENT, link("/a/b/c/d", "/d/c/b/a") == -1); | ||
137 | |||
138 | errno = 0; | ||
139 | ATF_REQUIRE_ERRNO(EFAULT, link(path, (const char *)-1) == -1); | ||
140 | |||
141 | errno = 0; | ||
142 | ATF_REQUIRE_ERRNO(EFAULT, link((const char *)-1, "xxx") == -1); | ||
143 | |||
144 | ATF_REQUIRE(close(fd) == 0); | ||
145 | ATF_REQUIRE(unlink(path) == 0); | ||
146 | ATF_REQUIRE(unlink(pathl) == 0); | ||
147 | } | ||
148 | |||
149 | ATF_TC_CLEANUP(link_err, tc) | ||
150 | { | ||
151 | (void)unlink(path); | ||
152 | (void)unlink(pathl); | ||
153 | } | ||
154 | |||
155 | ATF_TC(link_perm); | ||
156 | ATF_TC_HEAD(link_perm, tc) | ||
157 | { | ||
158 | atf_tc_set_md_var(tc, "descr", "Test permissions with link(2)"); | ||
159 | atf_tc_set_md_var(tc, "require.user", "unprivileged"); | ||
160 | } | ||
161 | |||
162 | ATF_TC_BODY(link_perm, tc) | ||
163 | { | ||
164 | int rv; | ||
165 | |||
166 | errno = 0; | ||
167 | rv = link("/root", "/root.link"); | ||
168 | ATF_REQUIRE_MSG(rv == -1 && (errno == EACCES || errno == EPERM), | ||
169 | "link to a directory did not fail with EPERM or EACCESS; link() " | ||
170 | "returned %d, errno %d", rv, errno); | ||
171 | |||
172 | errno = 0; | ||
173 | ATF_REQUIRE_ERRNO(EACCES, | ||
174 | link("/root/.profile", "/root/.profile.link") == -1); | ||
175 | } | ||
176 | |||
177 | ATF_TC_WITH_CLEANUP(link_stat); | ||
178 | ATF_TC_HEAD(link_stat, tc) | ||
179 | { | ||
180 | atf_tc_set_md_var(tc, "descr", "Check stat(2) of a linked file"); | ||
181 | } | ||
182 | |||
183 | ATF_TC_BODY(link_stat, tc) | ||
184 | { | ||
185 | struct stat sa, sb; | ||
186 | int fd; | ||
187 | |||
188 | (void)memset(&sa, 0, sizeof(struct stat)); | ||
189 | (void)memset(&sb, 0, sizeof(struct stat)); | ||
190 | |||
191 | pathl = getpath(); | ||
192 | fd = open(path, O_RDWR | O_CREAT, 0600); | ||
193 | |||
194 | ATF_REQUIRE(fd >= 0); | ||
195 | ATF_REQUIRE(pathl != NULL); | ||
196 | |||
197 | ATF_REQUIRE(link(path, pathl) == 0); | ||
198 | ATF_REQUIRE(stat(path, &sa) == 0); | ||
199 | ATF_REQUIRE(lstat(pathl, &sb) == 0); | ||
200 | |||
201 | if (sa.st_uid != sb.st_uid) | ||
202 | atf_tc_fail("unequal UIDs"); | ||
203 | |||
204 | if (sa.st_mode != sb.st_mode) | ||
205 | atf_tc_fail("unequal modes"); | ||
206 | |||
207 | if (sa.st_ino != sb.st_ino) | ||
208 | atf_tc_fail("unequal inodes"); | ||
209 | |||
210 | ATF_REQUIRE(close(fd) == 0); | ||
211 | ATF_REQUIRE(unlink(path) == 0); | ||
212 | ATF_REQUIRE(unlink(pathl) == 0); | ||
213 | } | ||
214 | |||
215 | ATF_TC_CLEANUP(link_stat, tc) | ||
216 | { | ||
217 | (void)unlink(path); | ||
218 | (void)unlink(pathl); | ||
219 | } | ||
220 | |||
221 | ATF_TP_ADD_TCS(tp) | ||
222 | { | ||
223 | |||
224 | ATF_TP_ADD_TC(tp, link_count); | ||
225 | ATF_TP_ADD_TC(tp, link_err); | ||
226 | ATF_TP_ADD_TC(tp, link_perm); | ||
227 | ATF_TP_ADD_TC(tp, link_stat); | ||
228 | |||
229 | return atf_no_error(); | ||
230 | } | ||