1/*-
2 * Copyright (c) 2003-2007 Tim Kientzle
3 * Copyright (c) 2012 Michihiro NAKAJIMA
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__FBSDID("$FreeBSD: head/lib/libarchive/test/test_write_compress_program.c 201247 2009-12-30 05:59:21Z kientzle $");
28
29static char buff[1000000];
30static char buff2[64];
31
32DEFINE_TEST(test_write_filter_program)
33{
34	struct archive_entry *ae;
35	struct archive *a;
36	size_t used;
37	int blocksize = 1024;
38	int r;
39
40	if (!canGzip()) {
41		skipping("Cannot run 'gzip'");
42		return;
43	}
44	/* NOTE: Setting blocksize=1024 will cause gunzip failure because
45	 * it add extra bytes that gunzip ignores with its warning and
46	 * exit code 1. So we should set blocksize=1 in order not to
47	 * yield the extra bytes when using gunzip. */
48	assert((a = archive_read_new()) != NULL);
49	r = archive_read_support_filter_gzip(a);
50	if (r != ARCHIVE_OK && canGzip())
51		blocksize = 1;
52	assertEqualInt(ARCHIVE_OK, archive_read_free(a));
53
54	/* Create a new archive in memory. */
55	/* Write it through an external "gzip" program. */
56	assert((a = archive_write_new()) != NULL);
57	assertA(0 == archive_write_set_format_ustar(a));
58	r = archive_write_add_filter_program(a, "gzip -6");
59	if (r == ARCHIVE_FATAL) {
60		skipping("Write compression via external "
61		    "program unsupported on this platform");
62		archive_write_free(a);
63		return;
64	}
65	assertA(0 == archive_write_set_bytes_per_block(a, blocksize));
66	assertA(0 == archive_write_set_bytes_in_last_block(a, blocksize));
67	assertA(blocksize == archive_write_get_bytes_in_last_block(a));
68	assertA(0 == archive_write_open_memory(a, buff, sizeof(buff), &used));
69	assertA(blocksize == archive_write_get_bytes_in_last_block(a));
70
71	/*
72	 * Write a file to it.
73	 */
74	assert((ae = archive_entry_new()) != NULL);
75	archive_entry_set_mtime(ae, 1, 10);
76	archive_entry_copy_pathname(ae, "file");
77	archive_entry_set_mode(ae, S_IFREG | 0755);
78	archive_entry_set_size(ae, 8);
79
80	assertA(0 == archive_write_header(a, ae));
81	archive_entry_free(ae);
82	assertA(8 == archive_write_data(a, "12345678", 9));
83
84	/* Close out the archive. */
85	assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a));
86	assertEqualInt(ARCHIVE_OK, archive_write_free(a));
87
88	/*
89	 * Now, read the data back through the built-in gzip support.
90	 */
91	assert((a = archive_read_new()) != NULL);
92	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
93	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_filter_all(a));
94	r = archive_read_support_filter_gzip(a);
95	/* The compression_gzip() handler will fall back to gunzip
96	 * automatically, but if we know gunzip isn't available, then
97	 * skip the rest. */
98	if (r != ARCHIVE_OK && !canGzip()) {
99		skipping("No libz and no gunzip program, "
100		    "unable to verify gzip compression");
101		assertEqualInt(ARCHIVE_OK, archive_read_free(a));
102		return;
103	}
104	assertEqualIntA(a, ARCHIVE_OK, archive_read_open_memory(a, buff, used));
105
106	if (!assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae))) {
107		archive_read_free(a);
108		return;
109	}
110
111	assertEqualInt(1, archive_entry_mtime(ae));
112	assertEqualInt(0, archive_entry_atime(ae));
113	assertEqualInt(0, archive_entry_ctime(ae));
114	assertEqualString("file", archive_entry_pathname(ae));
115	assertEqualInt((S_IFREG | 0755), archive_entry_mode(ae));
116	assertEqualInt(8, archive_entry_size(ae));
117	assertEqualIntA(a, 8, archive_read_data(a, buff2, 10));
118	assertEqualMem(buff2, "12345678", 8);
119
120	/* Verify the end of the archive. */
121	assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae));
122	assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
123	assertEqualInt(ARCHIVE_OK, archive_read_free(a));
124}
125