xref: /freebsd/contrib/libarchive/libarchive/test/test_write_format_zip_empty_zip64.c (revision b9128a37faafede823eb456aa65a11ac69997284)
1 /*-
2  * Copyright (c) 2008 Anselm Strauss
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 
26 /*
27  * Development supported by Google Summer of Code 2008.
28  */
29 
30 #include "test.h"
31 
32 DEFINE_TEST(test_write_format_zip_empty_zip64)
33 {
34 	struct archive *a;
35 	struct archive_entry *ae;
36 	char buff[256];
37 	size_t used;
38 
39 	/* Zip format: Create a new archive in memory. */
40 	assert((a = archive_write_new()) != NULL);
41 	assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_zip(a));
42 	assertEqualIntA(a, ARCHIVE_OK, archive_write_add_filter_none(a));
43 	assertEqualIntA(a, ARCHIVE_OK, archive_write_set_bytes_per_block(a, 1));
44 	assertEqualIntA(a, ARCHIVE_OK, archive_write_set_bytes_in_last_block(a, 1));
45 	/* Force zip writer to use Zip64 extensions. */
46 	assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_option(a, "zip", "zip64", "1"));
47 	assertEqualIntA(a, ARCHIVE_OK, archive_write_open_memory(a, buff, sizeof(buff), &used));
48 
49 	/* Close out the archive without writing anything. */
50 	assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a));
51 	assertEqualInt(ARCHIVE_OK, archive_write_free(a));
52 
53 	/* Verify the correct format for an empty Zip archive with Zip64 extensions forced. */
54 	assertEqualInt(used, 98);
55 	assertEqualMem(buff,
56 	    "PK\006\006" /* Zip64 end-of-central-directory record */
57 	    "\x2c\0\0\0\0\0\0\0"  /* 44 bytes long */
58 	    "\x2d\0" /* Created by Zip 4.5 */
59 	    "\x2d\0" /* Extract with Zip 4.5 or later */
60 	    "\0\0\0\0" /* This is disk #0 */
61 	    "\0\0\0\0" /* Central dir starts on disk #0 */
62 	    "\0\0\0\0\0\0\0\0" /* There are 0 entries on this disk ... */
63 	    "\0\0\0\0\0\0\0\0" /* ... out of 0 entries total ... */
64 	    "\0\0\0\0\0\0\0\0" /* ... requiring a total of 0 bytes. */
65 	    "\0\0\0\0\0\0\0\0" /* Directory starts at offset 0 */
66 
67 	    "PK\006\007" /* Zip64 end-of-central-directory locator */
68 	    "\0\0\0\0" /* Zip64 EOCD record is on disk #0 .. */
69 	    "\0\0\0\0\0\0\0\0" /* .. at offset 0 .. */
70 	    "\1\0\0\0"  /* .. of 1 total disks. */
71 
72 	    "PK\005\006" /* Regular Zip end-of-central-directory record */
73 	    "\0\0" /* This is disk #0 */
74 	    "\0\0" /* Central dir is on disk #0 */
75 	    "\0\0" /* There are 0 entries on this disk ... */
76 	    "\0\0" /* ... out of 0 total entries ... */
77 	    "\0\0\0\0" /* ... requiring a total of 0 bytes. */
78 	    "\0\0\0\0" /* Directory starts at offset 0. */
79 	    "\0\0" /* File comment is zero bytes long. */,
80 	    98);
81 
82 	/* Verify that we read this kind of empty archive correctly. */
83 	/* Try with the standard memory reader, and with the test
84 	   memory reader with and without seek support. */
85 	assert((a = archive_read_new()) != NULL);
86 	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_zip(a));
87 	assertEqualIntA(a, ARCHIVE_OK, archive_read_open_memory(a, buff, 98));
88 	assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae));
89 	assertEqualInt(ARCHIVE_OK, archive_write_free(a));
90 
91 	assert((a = archive_read_new()) != NULL);
92 	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_zip(a));
93 	assertEqualIntA(a, ARCHIVE_OK, read_open_memory(a, buff, 98, 1));
94 	assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae));
95 	assertEqualInt(ARCHIVE_OK, archive_write_free(a));
96 
97 	assert((a = archive_read_new()) != NULL);
98 	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_zip(a));
99 	assertEqualIntA(a, ARCHIVE_OK, read_open_memory_seek(a, buff, 98, 98));
100 	assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae));
101 	assertEqualInt(ARCHIVE_OK, archive_write_free(a));
102 }
103