xref: /netbsd-src/tests/lib/libc/c063/t_utimensat.c (revision 3117ece4fc4a4ca4489ba793710b60b0d26bab6c)
1 /*	$NetBSD: t_utimensat.c,v 1.9 2024/08/10 15:20:22 riastradh 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_utimensat.c,v 1.9 2024/08/10 15:20:22 riastradh Exp $");
33 
34 #include <sys/param.h>
35 
36 #include <sys/stat.h>
37 #include <sys/statvfs.h>
38 #include <sys/time.h>
39 
40 #include <atf-c.h>
41 #include <errno.h>
42 #include <fcntl.h>
43 #include <limits.h>
44 #include <paths.h>
45 #include <stdio.h>
46 #include <string.h>
47 #include <unistd.h>
48 
49 #include "h_macros.h"
50 
51 #define DIR "dir"
52 #define FILE "dir/utimensat"
53 #define BASEFILE "utimensat"
54 #define LINK "dir/symlink"
55 #define BASELINK "symlink"
56 #define FILEERR "dir/symlink"
57 
58 static const struct timespec tptr[] = {
59 	{ 0x12345678, 987654321 },
60 	{ 0x15263748, 123456789 },
61 };
62 
63 static void
64 checkstattime(const struct stat *st, const struct statvfs *fs)
65 {
66 
67 	if ((fs->f_flag & ST_NOATIME) == 0) {
68 		ATF_CHECK_EQ_MSG(st->st_atimespec.tv_sec, tptr[0].tv_sec,
69 		    "st->st_atimespec.tv_sec=%lld tptr[0].tv_sec=%lld",
70 		    (long long)st->st_atimespec.tv_sec,
71 		    (long long)tptr[0].tv_sec);
72 		ATF_CHECK_EQ_MSG(st->st_atimespec.tv_nsec, tptr[0].tv_nsec,
73 		    "st->st_atimespec.tv_nsec=%ld tptr[0].tv_nsec=%ld",
74 		    (long)st->st_atimespec.tv_nsec, (long)tptr[0].tv_nsec);
75 	}
76 	ATF_CHECK_EQ_MSG(st->st_mtimespec.tv_sec, tptr[1].tv_sec,
77 	    "st->st_mtimespec.tv_sec=%lld tptr[1].tv_sec=%lld",
78 	    (long long)st->st_mtimespec.tv_sec, (long long)tptr[1].tv_sec);
79 	ATF_CHECK_EQ_MSG(st->st_mtimespec.tv_nsec, tptr[1].tv_nsec,
80 	    "st->st_mtimespec.tv_nsec=%ld tptr[1].tv_nsec=%ld",
81 	    (long)st->st_mtimespec.tv_nsec, (long)tptr[1].tv_nsec);
82 }
83 
84 ATF_TC(utimensat_fd);
85 ATF_TC_HEAD(utimensat_fd, tc)
86 {
87 	atf_tc_set_md_var(tc, "descr", "See that utimensat works with fd");
88 }
89 ATF_TC_BODY(utimensat_fd, tc)
90 {
91 	int dfd;
92 	int fd;
93 	struct stat st;
94 	struct statvfs fs;
95 
96 	RL(mkdir(DIR, 0755));
97 	RL(fd = open(FILE, O_CREAT|O_RDWR, 0644));
98 	RL(close(fd));
99 
100 	RL(dfd = open(DIR, O_RDONLY, 0));
101 	RL(utimensat(dfd, BASEFILE, tptr, 0));
102 	RL(close(dfd));
103 
104 	RL(stat(FILE, &st));
105 	RL(statvfs(FILE, &fs));
106 	checkstattime(&st, &fs);
107 }
108 
109 ATF_TC(utimensat_fdcwd);
110 ATF_TC_HEAD(utimensat_fdcwd, tc)
111 {
112 	atf_tc_set_md_var(tc, "descr",
113 	    "See that utimensat works with fd as AT_FDCWD");
114 }
115 ATF_TC_BODY(utimensat_fdcwd, tc)
116 {
117 	int fd;
118 	struct stat st;
119 	struct statvfs fs;
120 
121 	RL(mkdir(DIR, 0755));
122 	RL(fd = open(FILE, O_CREAT|O_RDWR, 0644));
123 	RL(close(fd));
124 
125 	RL(chdir(DIR));
126 	RL(utimensat(AT_FDCWD, BASEFILE, tptr, 0));
127 
128 	RL(stat(BASEFILE, &st));
129 	RL(statvfs(BASEFILE, &fs));
130 	checkstattime(&st, &fs);
131 }
132 
133 ATF_TC(utimensat_fdcwderr);
134 ATF_TC_HEAD(utimensat_fdcwderr, tc)
135 {
136 	atf_tc_set_md_var(tc, "descr",
137 	    "See that utimensat fails with fd as AT_FDCWD and bad path");
138 }
139 ATF_TC_BODY(utimensat_fdcwderr, tc)
140 {
141 	RL(mkdir(DIR, 0755));
142 	ATF_CHECK_ERRNO(ENOENT, utimensat(AT_FDCWD, FILEERR, tptr, 0) == -1);
143 }
144 
145 ATF_TC(utimensat_fderr1);
146 ATF_TC_HEAD(utimensat_fderr1, tc)
147 {
148 	atf_tc_set_md_var(tc, "descr",
149 	    "See that utimensat fail with bad path");
150 }
151 ATF_TC_BODY(utimensat_fderr1, tc)
152 {
153 	int dfd;
154 
155 	RL(mkdir(DIR, 0755));
156 	RL(dfd = open(DIR, O_RDONLY, 0));
157 	ATF_CHECK_ERRNO(ENOENT, utimensat(dfd, FILEERR, tptr, 0) == -1);
158 	RL(close(dfd));
159 }
160 
161 ATF_TC(utimensat_fderr2);
162 ATF_TC_HEAD(utimensat_fderr2, tc)
163 {
164 	atf_tc_set_md_var(tc, "descr",
165 	    "See that utimensat fails with bad fdat");
166 }
167 ATF_TC_BODY(utimensat_fderr2, tc)
168 {
169 	int dfd;
170 	int fd;
171 	char cwd[MAXPATHLEN];
172 
173 	RL(mkdir(DIR, 0755));
174 	RL(fd = open(FILE, O_CREAT|O_RDWR, 0644));
175 	RL(close(fd));
176 
177 	RL(dfd = open(getcwd(cwd, MAXPATHLEN), O_RDONLY, 0));
178 	ATF_CHECK_ERRNO(ENOENT, utimensat(dfd, BASEFILE, tptr, 0) == -1);
179 	RL(close(dfd));
180 }
181 
182 ATF_TC(utimensat_fderr3);
183 ATF_TC_HEAD(utimensat_fderr3, tc)
184 {
185 	atf_tc_set_md_var(tc, "descr",
186 	    "See that utimensat fails with fd as -1");
187 }
188 ATF_TC_BODY(utimensat_fderr3, tc)
189 {
190 	int fd;
191 
192 	RL(mkdir(DIR, 0755));
193 	RL(fd = open(FILE, O_CREAT|O_RDWR, 0644));
194 	RL(close(fd));
195 
196 	ATF_CHECK_ERRNO(EBADF, utimensat(-1, FILE, tptr, 0) == -1);
197 }
198 
199 ATF_TC(utimensat_fdlink);
200 ATF_TC_HEAD(utimensat_fdlink, tc)
201 {
202 	atf_tc_set_md_var(tc, "descr", "See that utimensat works on symlink");
203 }
204 ATF_TC_BODY(utimensat_fdlink, tc)
205 {
206 	int dfd;
207 	struct stat st;
208 	struct statvfs fs;
209 
210 	RL(mkdir(DIR, 0755));
211 	RL(symlink(FILE, LINK)); /* NB: FILE does not exists */
212 
213 	RL(dfd = open(DIR, O_RDONLY, 0));
214 
215 	ATF_CHECK_ERRNO(ENOENT, utimensat(dfd, BASELINK, tptr, 0) == -1);
216 
217 	RL(utimensat(dfd, BASELINK, tptr, AT_SYMLINK_NOFOLLOW));
218 
219 	RL(close(dfd));
220 
221 	RL(lstat(LINK, &st));
222 	RL(statvfs(DIR, &fs));	/* XXX should do lstatvfs(LINK, &fs) */
223 	checkstattime(&st, &fs);
224 }
225 
226 ATF_TP_ADD_TCS(tp)
227 {
228 
229 	ATF_TP_ADD_TC(tp, utimensat_fd);
230 	ATF_TP_ADD_TC(tp, utimensat_fdcwd);
231 	ATF_TP_ADD_TC(tp, utimensat_fdcwderr);
232 	ATF_TP_ADD_TC(tp, utimensat_fderr1);
233 	ATF_TP_ADD_TC(tp, utimensat_fderr2);
234 	ATF_TP_ADD_TC(tp, utimensat_fderr3);
235 	ATF_TP_ADD_TC(tp, utimensat_fdlink);
236 
237 	return atf_no_error();
238 }
239