t_utimensat.c revision 313535 
1/*	$NetBSD: t_utimensat.c,v 1.6 2017/01/10 15:13:56 christos 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 1.6 2017/01/10 15:13:56 christos Exp $");
33
34#include <sys/param.h>
35#include <sys/stat.h>
36#include <sys/time.h>
37#include <atf-c.h>
38#include <errno.h>
39#include <fcntl.h>
40#include <limits.h>
41#include <paths.h>
42#include <stdio.h>
43#include <string.h>
44#include <unistd.h>
45
46#define DIR "dir"
47#define FILE "dir/utimensat"
48#define BASEFILE "utimensat"
49#define LINK "dir/symlink"
50#define BASELINK "symlink"
51#define FILEERR "dir/symlink"
52
53const struct timespec tptr[] = {
54	{ 0x12345678, 987654321 },
55	{ 0x15263748, 123456789 },
56};
57
58ATF_TC(utimensat_fd);
59ATF_TC_HEAD(utimensat_fd, tc)
60{
61	atf_tc_set_md_var(tc, "descr", "See that utimensat works with fd");
62}
63ATF_TC_BODY(utimensat_fd, tc)
64{
65	int dfd;
66	int fd;
67	struct stat st;
68
69	ATF_REQUIRE(mkdir(DIR, 0755) == 0);
70	ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1);
71	ATF_REQUIRE(close(fd) == 0);
72
73	ATF_REQUIRE((dfd = open(DIR, O_RDONLY, 0)) != -1);
74	ATF_REQUIRE(utimensat(dfd, BASEFILE, tptr, 0) == 0);
75	ATF_REQUIRE(close(dfd) == 0);
76
77	ATF_REQUIRE(stat(FILE, &st) == 0);
78	ATF_REQUIRE(st.st_atimespec.tv_sec == tptr[0].tv_sec);
79	ATF_REQUIRE(st.st_atimespec.tv_nsec == tptr[0].tv_nsec);
80	ATF_REQUIRE(st.st_mtimespec.tv_sec == tptr[1].tv_sec);
81	ATF_REQUIRE(st.st_mtimespec.tv_nsec == tptr[1].tv_nsec);
82}
83
84ATF_TC(utimensat_fdcwd);
85ATF_TC_HEAD(utimensat_fdcwd, tc)
86{
87	atf_tc_set_md_var(tc, "descr",
88			  "See that utimensat works with fd as AT_FDCWD");
89}
90ATF_TC_BODY(utimensat_fdcwd, tc)
91{
92	int fd;
93	struct stat st;
94
95	ATF_REQUIRE(mkdir(DIR, 0755) == 0);
96	ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1);
97	ATF_REQUIRE(close(fd) == 0);
98
99	ATF_REQUIRE(chdir(DIR) == 0);
100	ATF_REQUIRE(utimensat(AT_FDCWD, BASEFILE, tptr, 0) == 0);
101
102	ATF_REQUIRE(stat(BASEFILE, &st) == 0);
103	ATF_REQUIRE(st.st_atimespec.tv_sec == tptr[0].tv_sec);
104	ATF_REQUIRE(st.st_atimespec.tv_nsec == tptr[0].tv_nsec);
105	ATF_REQUIRE(st.st_mtimespec.tv_sec == tptr[1].tv_sec);
106	ATF_REQUIRE(st.st_mtimespec.tv_nsec == tptr[1].tv_nsec);
107}
108
109ATF_TC(utimensat_fdcwderr);
110ATF_TC_HEAD(utimensat_fdcwderr, tc)
111{
112	atf_tc_set_md_var(tc, "descr",
113		  "See that utimensat fails with fd as AT_FDCWD and bad path");
114}
115ATF_TC_BODY(utimensat_fdcwderr, tc)
116{
117	ATF_REQUIRE(mkdir(DIR, 0755) == 0);
118	ATF_REQUIRE(utimensat(AT_FDCWD, FILEERR, tptr, 0) == -1);
119}
120
121ATF_TC(utimensat_fderr1);
122ATF_TC_HEAD(utimensat_fderr1, tc)
123{
124	atf_tc_set_md_var(tc, "descr", "See that utimensat fail with bad path");
125}
126ATF_TC_BODY(utimensat_fderr1, tc)
127{
128	int dfd;
129
130	ATF_REQUIRE(mkdir(DIR, 0755) == 0);
131	ATF_REQUIRE((dfd = open(DIR, O_RDONLY, 0)) != -1);
132	ATF_REQUIRE(utimensat(dfd, FILEERR, tptr, 0) == -1);
133	ATF_REQUIRE(close(dfd) == 0);
134}
135
136ATF_TC(utimensat_fderr2);
137ATF_TC_HEAD(utimensat_fderr2, tc)
138{
139	atf_tc_set_md_var(tc, "descr", "See that utimensat fails with bad fdat");
140}
141ATF_TC_BODY(utimensat_fderr2, tc)
142{
143	int dfd;
144	int fd;
145	char cwd[MAXPATHLEN];
146
147	ATF_REQUIRE(mkdir(DIR, 0755) == 0);
148	ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1);
149	ATF_REQUIRE(close(fd) == 0);
150
151	ATF_REQUIRE((dfd = open(getcwd(cwd, MAXPATHLEN), O_RDONLY, 0)) != -1);
152	ATF_REQUIRE(utimensat(dfd, BASEFILE, tptr, 0) == -1);
153	ATF_REQUIRE(close(dfd) == 0);
154}
155
156ATF_TC(utimensat_fderr3);
157ATF_TC_HEAD(utimensat_fderr3, tc)
158{
159	atf_tc_set_md_var(tc, "descr", "See that utimensat fails with fd as -1");
160}
161ATF_TC_BODY(utimensat_fderr3, tc)
162{
163	int fd;
164
165	ATF_REQUIRE(mkdir(DIR, 0755) == 0);
166	ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1);
167	ATF_REQUIRE(close(fd) == 0);
168
169	ATF_REQUIRE(utimensat(-1, FILE, tptr, 0) == -1);
170}
171
172ATF_TC(utimensat_fdlink);
173ATF_TC_HEAD(utimensat_fdlink, tc)
174{
175	atf_tc_set_md_var(tc, "descr", "See that utimensat works on symlink");
176}
177ATF_TC_BODY(utimensat_fdlink, tc)
178{
179	int dfd;
180	struct stat st;
181
182	ATF_REQUIRE(mkdir(DIR, 0755) == 0);
183	ATF_REQUIRE(symlink(FILE, LINK) == 0); /* NB: FILE does not exists */
184
185	ATF_REQUIRE((dfd = open(DIR, O_RDONLY, 0)) != -1);
186
187	ATF_REQUIRE(utimensat(dfd, BASELINK, tptr, 0) == -1);
188	ATF_REQUIRE(errno = ENOENT);
189
190	ATF_REQUIRE(utimensat(dfd, BASELINK, tptr, AT_SYMLINK_NOFOLLOW) == 0);
191
192	ATF_REQUIRE(close(dfd) == 0);
193
194	ATF_REQUIRE(lstat(LINK, &st) == 0);
195	ATF_REQUIRE(st.st_atimespec.tv_sec == tptr[0].tv_sec);
196	ATF_REQUIRE(st.st_atimespec.tv_nsec == tptr[0].tv_nsec);
197	ATF_REQUIRE(st.st_mtimespec.tv_sec == tptr[1].tv_sec);
198	ATF_REQUIRE(st.st_mtimespec.tv_nsec == tptr[1].tv_nsec);
199}
200
201ATF_TP_ADD_TCS(tp)
202{
203
204	ATF_TP_ADD_TC(tp, utimensat_fd);
205	ATF_TP_ADD_TC(tp, utimensat_fdcwd);
206	ATF_TP_ADD_TC(tp, utimensat_fdcwderr);
207	ATF_TP_ADD_TC(tp, utimensat_fderr1);
208	ATF_TP_ADD_TC(tp, utimensat_fderr2);
209	ATF_TP_ADD_TC(tp, utimensat_fderr3);
210	ATF_TP_ADD_TC(tp, utimensat_fdlink);
211
212	return atf_no_error();
213}
214