xref: /freebsd/contrib/libarchive/cpio/test/test_option_c.c (revision d4eeb02986980bf33dd56c41ceb9fc5f180c0d47)
1 /*-
2  * Copyright (c) 2003-2007 Tim Kientzle
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
15  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17  * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
18  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24  */
25 #include "test.h"
26 __FBSDID("$FreeBSD$");
27 
28 static int
29 is_octal(const char *p, size_t l)
30 {
31 	while (l > 0) {
32 		if (*p < '0' || *p > '7')
33 			return (0);
34 		--l;
35 		++p;
36 	}
37 	return (1);
38 }
39 
40 static int
41 from_octal(const char *p, size_t l)
42 {
43 	int r = 0;
44 
45 	while (l > 0) {
46 		r *= 8;
47 		r += *p - '0';
48 		--l;
49 		++p;
50 	}
51 	return (r);
52 }
53 
54 #if !defined(_WIN32) || defined(__CYGWIN__)
55 static int
56 nlinks(const char *p)
57 {
58 	struct stat st;
59 	assertEqualInt(0, stat(p, &st));
60 	return st.st_nlink;
61 }
62 #endif
63 
64 DEFINE_TEST(test_option_c)
65 {
66 	FILE *filelist;
67 	int r;
68 	int uid = 1000;
69 	int dev, ino, gid = 1000;
70 	time_t t, now;
71 	char *p, *e;
72 	size_t s;
73 
74 	assertUmask(0);
75 
76 	/*
77 	 * Create an assortment of files.
78 	 * TODO: Extend this to cover more filetypes.
79 	 */
80 	filelist = fopen("filelist", "w");
81 
82 	/* "file" */
83 	assertMakeFile("file", 0644, "1234567890");
84 	fprintf(filelist, "file\n");
85 
86 	/* "symlink" */
87 	if (canSymlink()) {
88 		assertMakeSymlink("symlink", "file", 0);
89 		fprintf(filelist, "symlink\n");
90 	}
91 
92 	/* "dir" */
93 	assertMakeDir("dir", 0775);
94 	/* Record some facts about what we just created: */
95 	now = time(NULL); /* They were all created w/in last two seconds. */
96 	fprintf(filelist, "dir\n");
97 
98 	/* Use the cpio program to create an archive. */
99 	fclose(filelist);
100 	r = systemf("%s -R 1000:1000 -oc <filelist >basic.out 2>basic.err", testprog);
101 	/* Verify that nothing went to stderr. */
102 	assertTextFileContents("1 block\n", "basic.err");
103 
104 	/* Assert that the program finished. */
105 	failure("%s -oc crashed", testprog);
106 	if (!assertEqualInt(r, 0))
107 		return;
108 
109 	/* Verify that stdout is a well-formed cpio file in "odc" format. */
110 	p = slurpfile(&s, "basic.out");
111 	assertEqualInt(s, 512);
112 	e = p;
113 
114 	/*
115 	 * Some of these assertions could be stronger, but it's
116 	 * a little tricky because they depend on the local environment.
117 	 */
118 
119 	/* First entry is "file" */
120 	assert(is_octal(e, 76)); /* Entire header is octal digits. */
121 	assertEqualMem(e + 0, "070707", 6); /* Magic */
122 	assert(is_octal(e + 6, 6)); /* dev */
123 	dev = from_octal(e + 6, 6);
124 	assert(is_octal(e + 12, 6)); /* ino */
125 	ino = from_octal(e + 12, 6);
126 #if defined(_WIN32) && !defined(__CYGWIN__)
127 	/* Group members bits and others bits do not work. */
128 	assertEqualMem(e + 18, "100666", 6); /* Mode */
129 #else
130 	assertEqualMem(e + 18, "100644", 6); /* Mode */
131 #endif
132 	if (uid < 0)
133 		uid = from_octal(e + 24, 6);
134 	assertEqualInt(from_octal(e + 24, 6), uid); /* uid */
135 	assert(is_octal(e + 30, 6)); /* gid */
136 	gid = from_octal(e + 30, 6);
137 	assertEqualMem(e + 36, "000001", 6); /* nlink */
138 	failure("file entries should not have rdev set (dev field was 0%o)",
139 	    dev);
140 	assertEqualMem(e + 42, "000000", 6); /* rdev */
141 	t = from_octal(e + 48, 11); /* mtime */
142 	assert(t <= now); /* File wasn't created in future. */
143 	assert(t >= now - 2); /* File was created w/in last 2 secs. */
144 	assertEqualMem(e + 59, "000005", 6); /* Name size */
145 	assertEqualMem(e + 65, "00000000012", 11); /* File size */
146 	assertEqualMem(e + 76, "file\0", 5); /* Name contents */
147 	assertEqualMem(e + 81, "1234567890", 10); /* File contents */
148 	e += 91;
149 
150 	/* "symlink" pointing to "file" */
151 	if (canSymlink()) {
152 		assert(is_octal(e, 76)); /* Entire header is octal digits. */
153 		assertEqualMem(e + 0, "070707", 6); /* Magic */
154 		assertEqualInt(dev, from_octal(e + 6, 6)); /* dev */
155 		assert(ino != from_octal(e + 12, 6)); /* ino */
156 #if !defined(_WIN32) || defined(__CYGWIN__)
157 		/* On Windows, symbolic link and group members bits and
158 		 * others bits do not work. */
159 		assertEqualMem(e + 18, "120777", 6); /* Mode */
160 #endif
161 		assertEqualInt(from_octal(e + 24, 6), uid); /* uid */
162 		assertEqualInt(gid, from_octal(e + 30, 6)); /* gid */
163 		assertEqualMem(e + 36, "000001", 6); /* nlink */
164 		failure("file entries should have rdev == 0 (dev was 0%o)",
165 		    from_octal(e + 6, 6));
166 		assertEqualMem(e + 42, "000000", 6); /* rdev */
167 		t = from_octal(e + 48, 11); /* mtime */
168 		assert(t <= now); /* File wasn't created in future. */
169 		assert(t >= now - 2); /* File was created w/in last 2 secs. */
170 		assertEqualMem(e + 59, "000010", 6); /* Name size */
171 		assertEqualMem(e + 65, "00000000004", 11); /* File size */
172 		assertEqualMem(e + 76, "symlink\0", 8); /* Name contents */
173 		assertEqualMem(e + 84, "file", 4); /* Symlink target. */
174 		e += 88;
175 	}
176 
177 	/* "dir" */
178 	assert(is_octal(e, 76));
179 	assertEqualMem(e + 0, "070707", 6); /* Magic */
180 	/* Dev should be same as first entry. */
181 	assert(is_octal(e + 6, 6)); /* dev */
182 	assertEqualInt(dev, from_octal(e + 6, 6));
183 	/* Ino must be different from first entry. */
184 	assert(is_octal(e + 12, 6)); /* ino */
185 	assert(ino != from_octal(e + 12, 6));
186 #if defined(_WIN32) && !defined(__CYGWIN__)
187 	/* Group members bits and others bits do not work. */
188 	assertEqualMem(e + 18, "040777", 6); /* Mode */
189 #else
190 	/* Accept 042775 to accommodate systems where sgid bit propagates. */
191 	if (memcmp(e + 18, "042775", 6) != 0)
192 		assertEqualMem(e + 18, "040775", 6); /* Mode */
193 #endif
194 	assertEqualInt(uid, from_octal(e + 24, 6)); /* uid */
195 	/* Gid should be same as first entry. */
196 	assert(is_octal(e + 30, 6)); /* gid */
197 	assertEqualInt(gid, from_octal(e + 30, 6));
198 
199 #if !defined(_WIN32) || defined(__CYGWIN__)
200 	assertEqualInt(nlinks("dir"), from_octal(e + 36, 6)); /* Nlink */
201 #endif
202 
203 	t = from_octal(e + 48, 11); /* mtime */
204 	assert(t <= now); /* File wasn't created in future. */
205 	assert(t >= now - 2); /* File was created w/in last 2 secs. */
206 	assertEqualMem(e + 59, "000004", 6); /* Name size */
207 	assertEqualMem(e + 65, "00000000000", 11); /* File size */
208 	assertEqualMem(e + 76, "dir\0", 4); /* name */
209 	e += 80;
210 
211 	/* TODO: Verify other types of entries. */
212 
213 	/* Last entry is end-of-archive marker. */
214 	assert(is_octal(e, 76));
215 	assertEqualMem(e + 0, "070707", 6); /* Magic */
216 	assertEqualMem(e + 6, "000000", 6); /* dev */
217 	assertEqualMem(e + 12, "000000", 6); /* ino */
218 	assertEqualMem(e + 18, "000000", 6); /* Mode */
219 	assertEqualMem(e + 24, "000000", 6); /* uid */
220 	assertEqualMem(e + 30, "000000", 6); /* gid */
221 	assertEqualMem(e + 36, "000001", 6); /* Nlink */
222 	assertEqualMem(e + 42, "000000", 6); /* rdev */
223 	assertEqualMem(e + 48, "00000000000", 11); /* mtime */
224 	assertEqualMem(e + 59, "000013", 6); /* Name size */
225 	assertEqualMem(e + 65, "00000000000", 11); /* File size */
226 	assertEqualMem(e + 76, "TRAILER!!!\0", 11); /* Name */
227 
228 	free(p);
229 }
230