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 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:"; 113 114 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