test_write_format_gnutar_filenames.c revision 302003 
1/*-
2 * Copyright (c) 2016 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: vendor/libarchive/dist/libarchive/test/test_write_format_gnutar_filenames.c 302003 2016-06-18 08:25:31Z mm $");
27
28/*
29 * Inspired by Github issue #682, which reported that gnutar filenames
30 * of exactly 512 bytes weren't getting written correctly.
31 *
32 * This writes a filename of every length from 1 to 2000 bytes and
33 * reads back to verify it.
34 */
35
36static char filename[1024];
37
38DEFINE_TEST(test_write_format_gnutar_filenames)
39{
40	size_t buffsize = 1000000;
41	char *buff;
42	struct archive_entry *ae, *template;
43	struct archive *a;
44	size_t used;
45
46	buff = malloc(buffsize); /* million bytes of work area */
47	assert(buff != NULL);
48
49	/* Create a template entry. */
50	assert((template = archive_entry_new()) != NULL);
51	archive_entry_set_atime(template, 2, 20);
52	archive_entry_set_birthtime(template, 3, 30);
53	archive_entry_set_ctime(template, 4, 40);
54	archive_entry_set_mtime(template, 5, 50);
55	archive_entry_set_mode(template, S_IFREG | 0755);
56	archive_entry_set_size(template, 8);
57
58	for (int i = 0; i < 2000; ++i) {
59		filename[i] = 'a';
60		filename[i + 1] = '\0';
61		archive_entry_copy_pathname(template, filename);
62
63		/* Write a one-item gnutar format archive. */
64		assert((a = archive_write_new()) != NULL);
65		assertA(0 == archive_write_set_format_gnutar(a));
66		assertA(0 == archive_write_add_filter_none(a));
67		assertA(0 == archive_write_open_memory(a, buff, buffsize, &used));
68		assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, template));
69		assertEqualIntA(a, 8, archive_write_data(a, "12345678", 9));
70		assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a));
71		assertEqualIntA(a, ARCHIVE_OK, archive_write_free(a));
72
73
74		/* Read back and verify the filename. */
75		assert((a = archive_read_new()) != NULL);
76		assertEqualIntA(a, 0, archive_read_support_format_all(a));
77		assertEqualIntA(a, 0, archive_read_support_filter_all(a));
78		assertEqualIntA(a, 0, archive_read_open_memory(a, buff, used));
79
80		assertEqualIntA(a, 0, archive_read_next_header(a, &ae));
81		assertEqualString(filename, archive_entry_pathname(ae));
82		assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae));
83		assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
84		assertEqualIntA(a, ARCHIVE_OK, archive_read_free(a));
85	}
86
87	archive_entry_free(template);
88
89	free(buff);
90}
91
92
93DEFINE_TEST(test_write_format_gnutar_linknames)
94{
95	size_t buffsize = 1000000;
96	char *buff;
97	struct archive_entry *ae, *template;
98	struct archive *a;
99	size_t used;
100
101	buff = malloc(buffsize); /* million bytes of work area */
102	assert(buff != NULL);
103
104	/* Create a template entry. */
105	assert((template = archive_entry_new()) != NULL);
106	archive_entry_set_atime(template, 2, 20);
107	archive_entry_set_birthtime(template, 3, 30);
108	archive_entry_set_ctime(template, 4, 40);
109	archive_entry_set_mtime(template, 5, 50);
110	archive_entry_set_mode(template, S_IFLNK | 0755);
111	archive_entry_copy_pathname(template, "link");
112
113	for (int i = 0; i < 2000; ++i) {
114		filename[i] = 'a';
115		filename[i + 1] = '\0';
116		archive_entry_copy_symlink(template, filename);
117
118		/* Write a one-item gnutar format archive. */
119		assert((a = archive_write_new()) != NULL);
120		assertA(0 == archive_write_set_format_gnutar(a));
121		assertA(0 == archive_write_add_filter_none(a));
122		assertA(0 == archive_write_open_memory(a, buff, buffsize, &used));
123		assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, template));
124		assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a));
125		assertEqualIntA(a, ARCHIVE_OK, archive_write_free(a));
126
127
128		/* Read back and verify the filename. */
129		assert((a = archive_read_new()) != NULL);
130		assertEqualIntA(a, 0, archive_read_support_format_all(a));
131		assertEqualIntA(a, 0, archive_read_support_filter_all(a));
132		assertEqualIntA(a, 0, archive_read_open_memory(a, buff, used));
133
134		assertEqualIntA(a, 0, archive_read_next_header(a, &ae));
135		assertEqualString("link", archive_entry_pathname(ae));
136		assertEqualString(filename, archive_entry_symlink(ae));
137		assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae));
138		assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
139		assertEqualIntA(a, ARCHIVE_OK, archive_read_free(a));
140	}
141
142	archive_entry_free(template);
143
144	free(buff);
145}
146