1 /*- 2 * Copyright (c) 2003-2008 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 /* 29 * Verify our ability to read sample files compatibly with gunzip. 30 * 31 * In particular: 32 * * gunzip will read multiple gzip streams, concatenating the output 33 * * gunzip will stop at the end of a stream if the following data 34 * doesn't start with a gzip signature. 35 */ 36 37 /* 38 * All of the sample files have the same contents; they're just 39 * compressed in different ways. 40 */ 41 static void 42 verify(const char *name) 43 { 44 const char *n[7] = { "f1", "f2", "f3", "d1/f1", "d1/f2", "d1/f3", NULL }; 45 struct archive_entry *ae; 46 struct archive *a; 47 int i,r; 48 49 assert((a = archive_read_new()) != NULL); 50 r = archive_read_support_filter_gzip(a); 51 if (r == ARCHIVE_WARN) { 52 skipping("gzip reading not fully supported on this platform"); 53 assertEqualInt(ARCHIVE_OK, archive_read_free(a)); 54 return; 55 } 56 assertEqualIntA(a, ARCHIVE_OK, r); 57 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a)); 58 extract_reference_file(name); 59 assertEqualIntA(a, ARCHIVE_OK, archive_read_open_filename(a, name, 200)); 60 61 /* Read entries, match up names with list above. */ 62 for (i = 0; i < 6; ++i) { 63 failure("Could not read file %d (%s) from %s", i, n[i], name); 64 assertEqualIntA(a, ARCHIVE_OK, 65 archive_read_next_header(a, &ae)); 66 if (r != ARCHIVE_OK) { 67 archive_read_free(a); 68 return; 69 } 70 assertEqualString(n[i], archive_entry_pathname(ae)); 71 } 72 73 /* Verify the end-of-archive. */ 74 assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae)); 75 76 /* Verify that the format detection worked. */ 77 assertEqualInt(archive_filter_code(a, 0), ARCHIVE_FILTER_GZIP); 78 assertEqualString(archive_filter_name(a, 0), "gzip"); 79 assertEqualInt(archive_format(a), ARCHIVE_FORMAT_TAR_USTAR); 80 81 assertEqualInt(ARCHIVE_OK, archive_read_close(a)); 82 assertEqualInt(ARCHIVE_OK, archive_read_free(a)); 83 } 84 85 86 DEFINE_TEST(test_compat_gzip) 87 { 88 /* This sample has been 'split', each piece compressed separately, 89 * then concatenated. Gunzip will emit the concatenated result. */ 90 /* Not supported in libarchive 2.6 and earlier */ 91 verify("test_compat_gzip_1.tgz"); 92 /* This sample has been compressed as a single stream, but then 93 * some unrelated garbage text has been appended to the end. */ 94 verify("test_compat_gzip_2.tgz"); 95 } 96 97 98