1 /*-
2 * Copyright (c) 2003-2007 Tim Kientzle
3 * Copyright (c) 2010 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 /*
29 execute the following to rebuild the data for this program:
30 tail -n +33 test_read_format_cpio_afio.c | /bin/sh
31
32 # How to make a sample data.
33 echo "0123456789abcdef" > file1
34 echo "0123456789abcdef" > file2
35 # make afio use a large ASCII header
36 sudo chown 65536 file2
37 find . -name "file[12]" | afio -o sample
38 od -c sample | sed -E -e "s/^0[0-9]+//;s/^ //;s/( +)([^ ]{1,2})/'\2',/g;s/'\\0'/0/g;/^[*]/d" > test_read_format_cpio_afio.sample.txt
39 rm -f file1 file2 sample
40 exit1
41 */
42
43 static unsigned char archive[] = {
44 '0','7','0','7','0','7','0','0','0','1','4','3','1','2','5','3',
45 '2','1','1','0','0','6','4','4','0','0','1','7','5','1','0','0',
46 '1','7','5','1','0','0','0','0','0','1','0','0','0','0','0','0',
47 '1','1','3','3','2','2','4','5','0','2','0','0','0','0','0','0',
48 '6','0','0','0','0','0','0','0','0','0','2','1','f','i','l','e',
49 '1',0,'0','1','2','3','4','5','6','7','8','9','a','b','c','d',
50 'e','f','\n','0','7','0','7','2','7','0','0','0','0','0','0','6',
51 '3','0','0','0','0','0','0','0','0','0','0','0','D','A','A','E',
52 '6','m','1','0','0','6','4','4','0','0','0','1','0','0','0','0',
53 '0','0','0','0','0','3','E','9','0','0','0','0','0','0','0','1',
54 '0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0',
55 '4','B','6','9','4','A','1','0','n','0','0','0','6','0','0','0',
56 '0','0','0','0','0','s','0','0','0','0','0','0','0','0','0','0',
57 '0','0','0','0','1','1',':','f','i','l','e','2',0,'0','1','2',
58 '3','4','5','6','7','8','9','a','b','c','d','e','f','\n','0','7',
59 '0','7','0','7','0','0','0','0','0','0','0','0','0','0','0','0',
60 '0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0',
61 '0','0','0','0','0','0','0','1','0','0','0','0','0','0','0','0',
62 '0','0','0','0','0','0','0','0','0','0','0','0','0','1','3','0',
63 '0','0','0','0','0','1','1','2','7','3','T','R','A','I','L','E',
64 'R','!','!','!',0,0,0,0,0,0,0,0,0,0,0,0,
65 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
66 };
67
DEFINE_TEST(test_read_format_cpio_afio)68 DEFINE_TEST(test_read_format_cpio_afio)
69 {
70 unsigned char *p;
71 size_t size;
72 struct archive_entry *ae;
73 struct archive *a;
74
75 /* The default block size of afio is 5120. we simulate it */
76 size = (sizeof(archive) + 5120 -1 / 5120) * 5120;
77 assert((p = malloc(size)) != NULL);
78 if (p == NULL)
79 return;
80 memset(p, 0, size);
81 memcpy(p, archive, sizeof(archive));
82 assert((a = archive_read_new()) != NULL);
83 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_filter_all(a));
84 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
85 assertEqualIntA(a, ARCHIVE_OK, archive_read_open_memory(a, p, size));
86 /*
87 * First entry is odc format.
88 */
89 assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae));
90 assertEqualInt(17, archive_entry_size(ae));
91 assertEqualInt(archive_entry_is_encrypted(ae), 0);
92 assertEqualIntA(a, archive_read_has_encrypted_entries(a), ARCHIVE_READ_FORMAT_ENCRYPTION_UNSUPPORTED);
93 assertA(archive_filter_code(a, 0) == ARCHIVE_FILTER_NONE);
94 assertA(archive_format(a) == ARCHIVE_FORMAT_CPIO_POSIX);
95 /*
96 * Second entry is afio large ASCII format.
97 */
98 assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae));
99 assertEqualInt(17, archive_entry_size(ae));
100 assertEqualInt(65536, archive_entry_uid(ae));
101 assertEqualInt(archive_entry_is_encrypted(ae), 0);
102 assertEqualIntA(a, archive_read_has_encrypted_entries(a), ARCHIVE_READ_FORMAT_ENCRYPTION_UNSUPPORTED);
103 assertA(archive_filter_code(a, 0) == ARCHIVE_FILTER_NONE);
104 assertA(archive_format(a) == ARCHIVE_FORMAT_CPIO_AFIO_LARGE);
105 assertEqualInt(ARCHIVE_OK, archive_read_close(a));
106 assertEqualInt(ARCHIVE_OK, archive_read_free(a));
107
108 free(p);
109 }
110
111 // From OSS Fuzz Issue 70019:
112 static unsigned char archive2[] = "070727bbbBbbbBabbbbbbcbcbbbbbbm726f777f777ffffffff518402ffffbbbabDDDDDDDDD7c7Ddd7DDDDnDDDdDDDB7777s77777777777C7727:";
113
DEFINE_TEST(test_read_format_cpio_afio_broken)114 DEFINE_TEST(test_read_format_cpio_afio_broken)
115 {
116 struct archive *a;
117 struct archive_entry *ae;
118
119 assert((a = archive_read_new()) != NULL);
120 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_filter_all(a));
121 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
122 assertEqualIntA(a, ARCHIVE_OK, archive_read_open_memory(a, archive2, sizeof(archive2)));
123 assertEqualIntA(a, ARCHIVE_FATAL, archive_read_next_header(a, &ae));
124 assertEqualInt(archive_filter_code(a, 0), ARCHIVE_FILTER_NONE);
125 assertEqualInt(archive_format(a), ARCHIVE_FORMAT_CPIO_AFIO_LARGE);
126 archive_read_free(a);
127 }
128