test_read_format_zip_padded.c revision 358088 
1/*-
2 * Copyright (c) 2013 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: stable/11/contrib/libarchive/libarchive/test/test_read_format_zip_padded.c 358088 2020-02-19 01:50:47Z mm $");
27
28static void
29verify_padded_archive(const char *refname)
30{
31	char *p;
32	size_t s;
33	struct archive *a;
34	struct archive_entry *ae;
35
36	extract_reference_file(refname);
37	p = slurpfile(&s, "%s", refname);
38
39	assert((a = archive_read_new()) != NULL);
40	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_zip_seekable(a));
41	assertEqualIntA(a, ARCHIVE_OK, read_open_memory_seek(a, p, s, 1));
42
43	assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae));
44	assertEqualString("file0", archive_entry_pathname(ae));
45	assertEqualInt(AE_IFREG | 0644, archive_entry_mode(ae));
46	assertEqualInt(6, archive_entry_size(ae));
47
48	assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae));
49	assertEqualString("file1", archive_entry_pathname(ae));
50	assertEqualInt(AE_IFREG | 0644, archive_entry_mode(ae));
51	assertEqualInt(6, archive_entry_size(ae));
52
53	assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae));
54	assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
55	assertEqualIntA(a, ARCHIVE_OK, archive_read_free(a));
56
57	free(p);
58}
59
60/*
61 * Read a zip file with padding in front.
62 * This is technically a malformed file, since the
63 * internal file offsets aren't adjusted to account
64 * for the added padding.  Unfortunately, some SFX
65 * creators do almost exactly this:
66 */
67DEFINE_TEST(test_read_format_zip_padded1)
68{
69	const char *refname = "test_read_format_zip_padded1.zip";
70	verify_padded_archive(refname);
71}
72
73/*
74 * Read a zip file with padding at end.
75 * Small amounts of end padding should just be ignored by the reader.
76 * (If there's too much, the reader won't find the central directory.)
77 */
78DEFINE_TEST(test_read_format_zip_padded2)
79{
80	const char *refname = "test_read_format_zip_padded2.zip";
81	verify_padded_archive(refname);
82}
83
84/*
85 * Read a zip file with padding at front and end.
86 */
87DEFINE_TEST(test_read_format_zip_padded3)
88{
89	const char *refname = "test_read_format_zip_padded3.zip";
90	verify_padded_archive(refname);
91}
92
93