1 /*-
2 * Copyright (c) 2003-2007 Tim Kientzle
3 * Copyright (c) 2012 Michihiro NAKAJIMA
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26 #include "test.h"
27
28 static int
is_null(const char * p,size_t l)29 is_null(const char *p, size_t l)
30 {
31 while (l > 0) {
32 if (*p != '\0')
33 return (0);
34 --l;
35 ++p;
36 }
37 return (1);
38 }
39
40 /* Verify the contents, then erase them to NUL bytes. */
41 /* Tar requires all "unused" bytes be set to NUL; this allows us
42 * to easily verify that by invoking is_null() over the entire header
43 * after verifying each field. */
44 #define myAssertEqualMem(a,b,s) assertEqualMem(a, b, s); memset(a, 0, s)
45
46 /*
47 * Detailed verification that 'v7tar' archives are written with
48 * the correct format.
49 */
DEFINE_TEST(test_write_format_tar_v7tar)50 DEFINE_TEST(test_write_format_tar_v7tar)
51 {
52 struct archive *a;
53 struct archive_entry *entry;
54 char *buff, *e;
55 size_t buffsize = 100000;
56 size_t used;
57 int i;
58 char f99[100];
59 char f100[101];
60
61 for (i = 0; i < 99; ++i)
62 f99[i] = 'a' + i % 26;
63 f99[99] = '\0';
64
65 for (i = 0; i < 100; ++i)
66 f100[i] = 'A' + i % 26;
67 f100[100] = '\0';
68
69 buff = malloc(buffsize);
70
71 /* Create a new archive in memory. */
72 assert((a = archive_write_new()) != NULL);
73 assertEqualIntA(a, ARCHIVE_OK,
74 archive_write_set_format_v7tar(a));
75 assertEqualIntA(a, ARCHIVE_OK,
76 archive_write_add_filter_none(a));
77 assertEqualIntA(a, ARCHIVE_OK,
78 archive_write_open_memory(a, buff, buffsize, &used));
79
80 /*
81 * Add various files to it.
82 * TODO: Extend this to cover more filetypes.
83 */
84
85 /* "file" with 10 bytes of content */
86 assert((entry = archive_entry_new()) != NULL);
87 archive_entry_set_mtime(entry, 1, 10);
88 archive_entry_set_pathname(entry, "file");
89 archive_entry_set_mode(entry, S_IFREG | 0664);
90 archive_entry_set_size(entry, 10);
91 archive_entry_set_uid(entry, 80);
92 archive_entry_set_gid(entry, 90);
93 archive_entry_set_dev(entry, 12);
94 archive_entry_set_ino(entry, 89);
95 archive_entry_set_nlink(entry, 2);
96 assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, entry));
97 archive_entry_free(entry);
98 assertEqualIntA(a, 10, archive_write_data(a, "1234567890", 10));
99
100 /* Hardlink to "file" with 10 bytes of content */
101 assert((entry = archive_entry_new()) != NULL);
102 archive_entry_set_mtime(entry, 1, 10);
103 archive_entry_set_pathname(entry, "linkfile");
104 archive_entry_set_hardlink(entry, "file");
105 archive_entry_set_mode(entry, S_IFREG | 0664);
106 archive_entry_set_size(entry, 10);
107 archive_entry_set_uid(entry, 80);
108 archive_entry_set_gid(entry, 90);
109 archive_entry_set_dev(entry, 12);
110 archive_entry_set_ino(entry, 89);
111 archive_entry_set_nlink(entry, 2);
112 assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, entry));
113 archive_entry_free(entry);
114 /* Write of data to dir should fail == zero bytes get written. */
115 assertEqualIntA(a, 0, archive_write_data(a, "1234567890", 10));
116
117 /* "dir" */
118 assert((entry = archive_entry_new()) != NULL);
119 archive_entry_set_mtime(entry, 2, 20);
120 archive_entry_set_pathname(entry, "dir");
121 archive_entry_set_mode(entry, S_IFDIR | 0775);
122 archive_entry_set_size(entry, 10);
123 archive_entry_set_nlink(entry, 2);
124 assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, entry));
125 archive_entry_free(entry);
126 /* Write of data to dir should fail == zero bytes get written. */
127 assertEqualIntA(a, 0, archive_write_data(a, "1234567890", 10));
128
129 /* "symlink" pointing to "file" */
130 assert((entry = archive_entry_new()) != NULL);
131 archive_entry_set_mtime(entry, 3, 30);
132 archive_entry_set_pathname(entry, "symlink");
133 archive_entry_set_mode(entry, 0664);
134 archive_entry_set_filetype(entry, AE_IFLNK);
135 archive_entry_set_symlink(entry,"file");
136 archive_entry_set_size(entry, 0);
137 archive_entry_set_uid(entry, 88);
138 archive_entry_set_gid(entry, 98);
139 archive_entry_set_dev(entry, 12);
140 archive_entry_set_ino(entry, 90);
141 archive_entry_set_nlink(entry, 1);
142 assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, entry));
143 archive_entry_free(entry);
144
145 /* file with 99-char filename. */
146 assert((entry = archive_entry_new()) != NULL);
147 archive_entry_set_mtime(entry, 1, 10);
148 archive_entry_set_pathname(entry, f99);
149 archive_entry_set_mode(entry, S_IFREG | 0664);
150 archive_entry_set_size(entry, 0);
151 archive_entry_set_uid(entry, 82);
152 archive_entry_set_gid(entry, 93);
153 archive_entry_set_dev(entry, 102);
154 archive_entry_set_ino(entry, 7);
155 archive_entry_set_nlink(entry, 1);
156 assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, entry));
157 archive_entry_free(entry);
158
159 /* file with 100-char filename. */
160 assert((entry = archive_entry_new()) != NULL);
161 archive_entry_set_mtime(entry, 1, 10);
162 archive_entry_set_pathname(entry, f100);
163 archive_entry_set_mode(entry, S_IFREG | 0664);
164 archive_entry_set_size(entry, 0);
165 archive_entry_set_uid(entry, 82);
166 archive_entry_set_gid(entry, 93);
167 archive_entry_set_dev(entry, 102);
168 archive_entry_set_ino(entry, 7);
169 archive_entry_set_nlink(entry, 1);
170 failure("100-char filename should be rejected");
171 assertEqualIntA(a, ARCHIVE_FAILED, archive_write_header(a, entry));
172 archive_entry_free(entry);
173
174 /* Close out the archive. */
175 assertEqualInt(ARCHIVE_OK, archive_write_free(a));
176
177 /*
178 * Verify the archive format.
179 */
180 e = buff;
181
182 /* "file" */
183 myAssertEqualMem(e + 0, "file", 5); /* Filename */
184 myAssertEqualMem(e + 100, "000664 ", 8); /* mode */
185 myAssertEqualMem(e + 108, "000120 ", 8); /* uid */
186 myAssertEqualMem(e + 116, "000132 ", 8); /* gid */
187 myAssertEqualMem(e + 124, "00000000012 ", 12); /* size */
188 myAssertEqualMem(e + 136, "00000000001 ", 12); /* mtime */
189 myAssertEqualMem(e + 148, "005335\0 ", 8); /* checksum */
190 myAssertEqualMem(e + 156, "", 1); /* linkflag */
191 myAssertEqualMem(e + 157, "", 1); /* linkname */
192 assert(is_null(e + 0, 512));
193 myAssertEqualMem(e + 512, "1234567890", 10);
194 assert(is_null(e + 512, 512));
195 e += 1024;
196
197 /* hardlink to "file" */
198 myAssertEqualMem(e + 0, "linkfile", 9); /* Filename */
199 myAssertEqualMem(e + 100, "000664 ", 8); /* mode */
200 myAssertEqualMem(e + 108, "000120 ", 8); /* uid */
201 myAssertEqualMem(e + 116, "000132 ", 8); /* gid */
202 myAssertEqualMem(e + 124, "00000000000 ", 12); /* size */
203 myAssertEqualMem(e + 136, "00000000001 ", 12); /* mtime */
204 myAssertEqualMem(e + 148, "007131\0 ", 8); /* checksum */
205 myAssertEqualMem(e + 156, "1", 1); /* linkflag */
206 myAssertEqualMem(e + 157, "file", 5); /* linkname */
207 assert(is_null(e + 0, 512));
208 e += 512;
209
210 /* "dir" */
211 myAssertEqualMem(e + 0, "dir/", 4); /* Filename */
212 myAssertEqualMem(e + 100, "000775 ", 8); /* mode */
213 myAssertEqualMem(e + 108, "000000 ", 8); /* uid */
214 myAssertEqualMem(e + 116, "000000 ", 8); /* gid */
215 myAssertEqualMem(e + 124, "00000000000 ", 12); /* size */
216 myAssertEqualMem(e + 136, "00000000002 ", 12); /* mtime */
217 myAssertEqualMem(e + 148, "005243\0 ", 8); /* checksum */
218 myAssertEqualMem(e + 156, "", 1); /* typeflag */
219 myAssertEqualMem(e + 157, "", 1); /* linkname */
220 assert(is_null(e + 0, 512));
221 e += 512;
222
223 /* "symlink" pointing to "file" */
224 myAssertEqualMem(e + 0, "symlink", 8); /* Filename */
225 myAssertEqualMem(e + 100, "000664 ", 8); /* mode */
226 myAssertEqualMem(e + 108, "000130 ", 8); /* uid */
227 myAssertEqualMem(e + 116, "000142 ", 8); /* gid */
228 myAssertEqualMem(e + 124, "00000000000 ", 12); /* size */
229 myAssertEqualMem(e + 136, "00000000003 ", 12); /* mtime */
230 myAssertEqualMem(e + 148, "007027\0 ", 8); /* checksum */
231 myAssertEqualMem(e + 156, "2", 1); /* linkflag */
232 myAssertEqualMem(e + 157, "file", 5); /* linkname */
233 assert(is_null(e + 0, 512));
234 e += 512;
235
236 /* File with 99-char filename */
237 myAssertEqualMem(e + 0, f99, 100); /* Filename */
238 myAssertEqualMem(e + 100, "000664 ", 8); /* mode */
239 myAssertEqualMem(e + 108, "000122 ", 8); /* uid */
240 myAssertEqualMem(e + 116, "000135 ", 8); /* gid */
241 myAssertEqualMem(e + 124, "00000000000 ", 12); /* size */
242 myAssertEqualMem(e + 136, "00000000001 ", 12); /* mtime */
243 myAssertEqualMem(e + 148, "031543\0 ", 8); /* checksum */
244 myAssertEqualMem(e + 156, "", 1); /* linkflag */
245 myAssertEqualMem(e + 157, "", 1); /* linkname */
246 assert(is_null(e + 0, 512));
247 e += 512;
248
249 /* TODO: Verify other types of entries. */
250
251 /* Last entry is end-of-archive marker. */
252 assert(is_null(e, 1024));
253 e += 1024;
254
255 assertEqualInt((int)used, e - buff);
256
257 free(buff);
258 }
259