1 /*- 2 * Copyright (c) 2010 Michihiro NAKAJIMA 3 * Copyright (c) 2003-2008 Tim Kientzle 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_compat_lzip.c | /bin/sh 31 32 # Use lzip command. 33 zcmd=lzip 34 zsuffix=lz 35 ztar_suffix=tlz 36 mktarfile() 37 { 38 mkdir $dir 39 echo "f1" > $dir/f1 40 echo "f2" > $dir/f2 41 echo "f3" > $dir/f3 42 mkdir $dir/d1 43 echo "f1" > $dir/d1/f1 44 echo "f2" > $dir/d1/f2 45 echo "f3" > $dir/d1/f3 46 (cd $dir; tar cf ../$name.tar f1 f2 f3 d1/f1 d1/f2 d1/f3) 47 rm -r $dir 48 } 49 # 50 # Make a lzip file from split tar file. 51 # 52 name=test_compat_lzip_1 53 dir="$name`date +%Y%m%d%H%M%S`.$USER" 54 mktarfile 55 split -b 3600 $name.tar $name.tar. 56 rm $name.tar 57 $zcmd $name.tar.* 58 cat $name.tar.*.$zsuffix > $name.$ztar_suffix 59 rm $name.tar.*.$zsuffix 60 uuencode $name.$ztar_suffix $name.$ztar_suffix > $name.$ztar_suffix.uu 61 rm -f $name.$ztar_suffix 62 # 63 # Make a lzip file with junk data at the end of the file. 64 # 65 name=test_compat_lzip_2 66 dir="$name`date +%Y%m%d%H%M%S`.$USER" 67 mktarfile 68 $zcmd $name.tar 69 mv $name.tar.$zsuffix $name.$ztar_suffix 70 echo "This is unrelated junk data at the end of the file" >> $name.$ztar_suffix 71 uuencode $name.$ztar_suffix $name.$ztar_suffix > $name.$ztar_suffix.uu 72 rm -f $name.$ztar_suffix 73 74 exit 0 75 */ 76 77 /* 78 * Verify our ability to read sample files compatibly with lzip. 79 * 80 * In particular: 81 * * lzip will read multiple lzip streams, concatenating the output 82 * * lzip will stop at the end of a stream if the following data 83 * doesn't start with a gzip signature. 84 * 85 */ 86 87 /* 88 * All of the sample files have the same contents; they're just 89 * compressed in different ways. 90 */ 91 static void 92 compat_lzip(const char *name) 93 { 94 const char *n[7] = { "f1", "f2", "f3", "d1/f1", "d1/f2", "d1/f3", NULL }; 95 struct archive_entry *ae; 96 struct archive *a; 97 int i, r; 98 99 assert((a = archive_read_new()) != NULL); 100 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_filter_all(a)); 101 r = archive_read_support_filter_lzip(a); 102 if (r == ARCHIVE_WARN) { 103 skipping("lzip reading not fully supported on this platform"); 104 assertEqualInt(ARCHIVE_OK, archive_read_free(a)); 105 return; 106 } 107 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a)); 108 extract_reference_file(name); 109 assertEqualIntA(a, ARCHIVE_OK, archive_read_open_filename(a, name, 2)); 110 111 /* Read entries, match up names with list above. */ 112 for (i = 0; i < 6; ++i) { 113 failure("Could not read file %d (%s) from %s", i, n[i], name); 114 assertEqualIntA(a, ARCHIVE_OK, 115 archive_read_next_header(a, &ae)); 116 assertEqualString(n[i], archive_entry_pathname(ae)); 117 } 118 119 /* Verify the end-of-archive. */ 120 assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae)); 121 122 /* Verify that the format detection worked. */ 123 assertEqualInt(archive_filter_code(a, 0), ARCHIVE_FILTER_LZIP); 124 assertEqualString(archive_filter_name(a, 0), "lzip"); 125 assertEqualInt(archive_format(a), ARCHIVE_FORMAT_TAR_USTAR); 126 127 assertEqualInt(ARCHIVE_OK, archive_read_close(a)); 128 assertEqualInt(ARCHIVE_OK, archive_read_free(a)); 129 } 130 131 132 static void 133 compat_lzip_3(const char *name) 134 { 135 struct archive_entry *ae; 136 struct archive *a; 137 int r; 138 const int data_size = 65537; 139 static uint8_t buff[65537]; 140 141 assert((a = archive_read_new()) != NULL); 142 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_filter_all(a)); 143 r = archive_read_support_filter_lzip(a); 144 if (r == ARCHIVE_WARN) { 145 skipping("lzip reading not fully supported on this platform"); 146 assertEqualInt(ARCHIVE_OK, archive_read_free(a)); 147 return; 148 } 149 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_raw(a)); 150 extract_reference_file(name); 151 assertEqualIntA(a, ARCHIVE_OK, 152 archive_read_open_filename(a, name, 64 * 1024)); 153 154 /* Read an entry. */ 155 assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae)); 156 assertEqualString("data", archive_entry_pathname(ae)); 157 /* Verify that whole data could be read. */ 158 assertEqualInt(data_size, archive_read_data(a, buff, data_size)); 159 160 /* Verify the end-of-archive. */ 161 assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae)); 162 163 /* Verify that the format detection worked. */ 164 assertEqualInt(archive_filter_code(a, 0), ARCHIVE_FILTER_LZIP); 165 assertEqualString(archive_filter_name(a, 0), "lzip"); 166 assertEqualInt(archive_format(a), ARCHIVE_FORMAT_RAW); 167 168 assertEqualInt(ARCHIVE_OK, archive_read_close(a)); 169 assertEqualInt(ARCHIVE_OK, archive_read_free(a)); 170 } 171 172 173 static void 174 compat_lzip_4(const char *name) 175 { 176 struct archive_entry *ae; 177 struct archive *a; 178 int r; 179 180 assert((a = archive_read_new()) != NULL); 181 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_filter_all(a)); 182 r = archive_read_support_filter_lzip(a); 183 if (r == ARCHIVE_WARN) { 184 skipping("lzip reading not fully supported on this platform"); 185 assertEqualInt(ARCHIVE_OK, archive_read_free(a)); 186 return; 187 } 188 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a)); 189 extract_reference_file(name); 190 assertEqualIntA(a, ARCHIVE_OK, 191 archive_read_open_filename(a, name, 64 * 1024)); 192 193 /* Read an entry. */ 194 assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae)); 195 assertEqualString("test.bin", archive_entry_pathname(ae)); 196 197 /* Verify the end-of-archive. */ 198 assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae)); 199 200 /* Verify that the format detection worked. */ 201 assertEqualInt(archive_filter_code(a, 0), ARCHIVE_FILTER_LZIP); 202 assertEqualString(archive_filter_name(a, 0), "lzip"); 203 assertEqualInt(archive_format(a), ARCHIVE_FORMAT_TAR_USTAR); 204 205 assertEqualInt(ARCHIVE_OK, archive_read_close(a)); 206 assertEqualInt(ARCHIVE_OK, archive_read_free(a)); 207 } 208 209 210 DEFINE_TEST(test_compat_lzip) 211 { 212 /* This sample has been 'split', each piece compressed separately, 213 * then concatenated. lzip will emit the concatenated result. */ 214 compat_lzip("test_compat_lzip_1.tlz"); 215 /* This sample has been compressed as a single stream, but then 216 * some unrelated garbage text has been appended to the end. */ 217 compat_lzip("test_compat_lzip_2.tlz"); 218 219 /* These samples have been compressed as multi stream and an eof 220 * of a member is at a read buffer boundary. */ 221 compat_lzip_3("test_compat_lzip_3.lz"); 222 compat_lzip_4("test_compat_lzip_4.tlz"); 223 } 224