xref: /minix/tests/include/t_paths.c (revision 00b67f09)
1 /*	$NetBSD: t_paths.c,v 1.16 2015/05/07 06:23:23 pgoyette Exp $ */
2 
3 /*-
4  * Copyright (c) 2011 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Jukka Ruohonen.
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_paths.c,v 1.16 2015/05/07 06:23:23 pgoyette Exp $");
33 
34 #include <sys/param.h>
35 #include <sys/stat.h>
36 
37 #include <errno.h>
38 #include <fcntl.h>
39 #include <paths.h>
40 #include <stdio.h>
41 #include <string.h>
42 #include <unistd.h>
43 
44 #include <atf-c.h>
45 
46 #define PATH_DEV	__BIT(0)	/* A device node	*/
47 #define PATH_DIR	__BIT(1)	/* A directory		*/
48 #define PATH_FILE	__BIT(2)	/* A file		*/
49 #define PATH_ROOT	__BIT(3)	/* Access for root only */
50 #define PATH_OPT	__BIT(3)	/* Optional, ENODEV if not supported */
51 
52 static const struct {
53 	const char	*path;
54 	int		 flags;
55 } paths[] = {
56 	{ _PATH_AUDIO,		PATH_DEV		},
57 	{ _PATH_AUDIO0,		PATH_DEV		},
58 	{ _PATH_AUDIOCTL,	PATH_DEV		},
59 	{ _PATH_AUDIOCTL0,	PATH_DEV		},
60 	{ _PATH_BPF,		PATH_DEV | PATH_ROOT	},
61 	{ _PATH_CLOCKCTL,	PATH_DEV | PATH_ROOT	},
62 	{ _PATH_CONSOLE,	PATH_DEV | PATH_ROOT	},
63 	{ _PATH_CONSTTY,	PATH_DEV | PATH_ROOT	},
64 	{ _PATH_CPUCTL,		PATH_DEV		},
65 	{ _PATH_CSMAPPER,	PATH_DIR		},
66 	{ _PATH_DEFTAPE,	PATH_DEV | PATH_ROOT	},
67 	{ _PATH_DEVCDB,		PATH_FILE		},
68 	{ _PATH_DEVDB,		PATH_FILE		},
69 	{ _PATH_DEVNULL,	PATH_DEV		},
70 	{ _PATH_DRUM,		PATH_DEV | PATH_ROOT	},
71 	{ _PATH_ESDB,		PATH_DIR		},
72 	{ _PATH_FTPUSERS,	PATH_FILE		},
73 	{ _PATH_GETTYTAB,	PATH_FILE		},
74 	{ _PATH_I18NMODULE,	PATH_DIR		},
75 	{ _PATH_ICONV,		PATH_DIR		},
76 	{ _PATH_KMEM,		PATH_DEV | PATH_ROOT	},
77 	{ _PATH_KSYMS,		PATH_DEV		},
78 	{ _PATH_KVMDB,		PATH_FILE		},
79 	{ _PATH_LOCALE,		PATH_DIR		},
80 	{ _PATH_MAILDIR,	PATH_DIR		},
81 	{ _PATH_MAN,		PATH_DIR		},
82 	{ _PATH_MEM,		PATH_DEV | PATH_ROOT	},
83 	{ _PATH_MIXER,		PATH_DEV		},
84 	{ _PATH_MIXER0,		PATH_DEV		},
85 	{ _PATH_NOLOGIN,	PATH_FILE		},
86 	{ _PATH_POWER,		PATH_DEV | PATH_ROOT | PATH_OPT	},
87 	{ _PATH_PRINTCAP,	PATH_FILE		},
88 	{ _PATH_PUD,		PATH_DEV | PATH_ROOT	},
89 	{ _PATH_PUFFS,		PATH_DEV | PATH_ROOT	},
90 	{ _PATH_RANDOM,		PATH_DEV		},
91 	{ _PATH_SENDMAIL,	PATH_FILE		},
92 	{ _PATH_SHELLS,		PATH_FILE		},
93 	{ _PATH_SKEYKEYS,	PATH_FILE | PATH_ROOT	},
94 	{ _PATH_SOUND,		PATH_DEV		},
95 	{ _PATH_SOUND0,		PATH_DEV		},
96 	{ _PATH_SYSMON,		PATH_DEV | PATH_OPT	},
97 	{ _PATH_TTY,		PATH_DEV		},
98 	{ _PATH_UNIX,		PATH_FILE | PATH_ROOT	},
99 	{ _PATH_URANDOM,	PATH_DEV		},
100 	{ _PATH_VIDEO,		PATH_DEV		},
101 	{ _PATH_VIDEO0,		PATH_DEV		},
102 	{ _PATH_WATCHDOG,	PATH_DEV | PATH_OPT	},
103 
104 	{ _PATH_DEV,		PATH_DIR		},
105 	{ _PATH_DEV_PTS,	PATH_DIR		},
106 	{ _PATH_EMUL_AOUT,	PATH_DIR		},
107 	{ _PATH_TMP,		PATH_DIR		},
108 	{ _PATH_VARDB,		PATH_DIR		},
109 	{ _PATH_VARRUN,		PATH_DIR		},
110 	{ _PATH_VARTMP,		PATH_DIR		},
111 
112 	{ _PATH_BSHELL,		PATH_FILE		},
113 	{ _PATH_CSHELL,		PATH_FILE		},
114 	{ _PATH_VI,		PATH_FILE		},
115 };
116 
117 ATF_TC(paths);
118 ATF_TC_HEAD(paths, tc)
119 {
120 	atf_tc_set_md_var(tc, "descr", "A basic test for <paths.h>");
121 }
122 
123 ATF_TC_BODY(paths, tc)
124 {
125 	struct stat st;
126 	uid_t uid;
127 	mode_t m;
128 	size_t i;
129 	int fd;
130 
131 #if defined(__sparc__)
132 	atf_tc_skip("PR port-sparc/45580");
133 #endif
134 
135 	uid = getuid();
136 
137 	for (i = 0; i < __arraycount(paths); i++) {
138 
139 		(void)fprintf(stderr, "testing '%s'\n", paths[i].path);
140 
141 		errno = 0;
142 		fd = open(paths[i].path, O_RDONLY);
143 
144 		if (fd < 0) {
145 
146 			switch (errno) {
147 
148 			case ENODEV:
149 				if ((paths[i].flags & PATH_OPT) == 0) {
150 
151 					atf_tc_fail("Required path %s does "
152 					    "not exist", paths[i].path);
153 				}
154 				break;
155 
156 			case EPERM:	/* FALLTHROUGH */
157 			case EACCES:	/* FALLTHROUGH */
158 
159 				if ((paths[i].flags & PATH_ROOT) == 0) {
160 
161 					atf_tc_fail("UID %u failed to open %s, "
162 					    "error %d", (uint32_t)uid,
163 					     paths[i].path, errno);
164 				}
165 
166 			case EBUSY:	/* FALLTHROUGH */
167 			case ENXIO:	/* FALLTHROUGH */
168 			case ENOENT:	/* FALLTHROUGH */
169 
170 			default:
171 				continue;
172 			}
173 		}
174 
175 		(void)memset(&st, 0, sizeof(struct stat));
176 
177 		ATF_REQUIRE(fstat(fd, &st) == 0);
178 
179 		m = st.st_mode;
180 
181 		if ((paths[i].flags & PATH_DEV) != 0) {
182 
183 			ATF_CHECK(S_ISBLK(m) != 0 || S_ISCHR(m) != 0);
184 
185 			ATF_CHECK((paths[i].flags & PATH_DIR) == 0);
186 			ATF_CHECK((paths[i].flags & PATH_FILE) == 0);
187 		}
188 
189 		if ((paths[i].flags & PATH_DIR) != 0) {
190 
191 			ATF_CHECK(S_ISDIR(m) != 0);
192 
193 			ATF_CHECK((paths[i].flags & PATH_DEV) == 0);
194 			ATF_CHECK((paths[i].flags & PATH_FILE) == 0);
195 		}
196 
197 		if ((paths[i].flags & PATH_FILE) != 0) {
198 
199 			ATF_CHECK(S_ISREG(m) != 0);
200 
201 			ATF_CHECK((paths[i].flags & PATH_DEV) == 0);
202 			ATF_CHECK((paths[i].flags & PATH_DIR) == 0);
203 		}
204 
205 		ATF_REQUIRE(close(fd) == 0);
206 	}
207 }
208 
209 ATF_TP_ADD_TCS(tp)
210 {
211 
212 	ATF_TP_ADD_TC(tp, paths);
213 
214 	return atf_no_error();
215 }
216