/*-

 * Copyright (c) 2009 Michihiro NAKAJIMA

 * Copyright (c) 2003-2008 Tim Kientzle

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in the

 *    documentation and/or other materials provided with the distribution.

 *

 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR

 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.

 * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,

 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 */

#include "test.h"

__FBSDID("$FreeBSD: head/lib/libarchive/test/test_compat_lzma.c 201247 2009-12-30 05:59:21Z kientzle $");

/*

Execute the following to rebuild the data for this program:

   tail -n +33 test_compat_lzma.c | /bin/sh

# Use lzma command of XZ Utils.

name=test_compat_lzma_1

zcmd=lzma

zsuffix=lzma

ztar_suffix=tlz

dir="$name`date +%Y%m%d%H%M%S`.$USER"

mktarfile()

{

mkdir $dir

echo "f1" > $dir/f1

echo "f2" > $dir/f2

echo "f3" > $dir/f3

mkdir $dir/d1

echo "f1" > $dir/d1/f1

echo "f2" > $dir/d1/f2

echo "f3" > $dir/d1/f3

(cd $dir; tar cf ../$name.tar f1 f2 f3 d1/f1 d1/f2 d1/f3)

rm -r $dir

}

mktarfile

$zcmd $name.tar

mv $name.tar.$zsuffix $name.$ztar_suffix

echo "This is unrelated junk data at the end of the file" >> $name.$ztar_suffix

uuencode $name.$ztar_suffix $name.$ztar_suffix > $name.$ztar_suffix.uu

rm -f $name.$ztar_suffix

#

# Use option -e

#

name=test_compat_lzma_2

dir="$name`date +%Y%m%d%H%M%S`.$USER"

mktarfile

$zcmd -e $name.tar

mv $name.tar.$zsuffix $name.$ztar_suffix

uuencode $name.$ztar_suffix $name.$ztar_suffix > $name.$ztar_suffix.uu

rm -f $name.$ztar_suffix

#

# Use lzma command of LZMA SDK with option -d12.

#

name=test_compat_lzma_3

zcmd=lzmasdk	# Change this path to use lzma of LZMA SDK.

dir="$name`date +%Y%m%d%H%M%S`.$USER"

mktarfile

$zcmd e -d12 $name.tar $name.$ztar_suffix

rm -f $name.tar

uuencode $name.$ztar_suffix $name.$ztar_suffix > $name.$ztar_suffix.uu

rm -f $name.$ztar_suffix

exit 0

*/

/*

 * Verify our ability to read sample files compatibly with unlzma.

 *

 * In particular:

 *  * unlzma will read multiple lzma streams, concatenating the output

 *  * unlzma will read lzma streams which is made by lzma with option -e,

 *    concatenating the output

 *

 * Verify our ability to read sample files compatibly with lzma of

 * LZMA SDK.

 *  * lzma will read lzma streams which is made by lzma with option -d12,

 *    concatenating the output

 */

/*

 * All of the sample files have the same contents; they're just

 * compressed in different ways.

 */

static void

compat_lzma(const char *name)

{

	const char *n[7] = { "f1", "f2", "f3", "d1/f1", "d1/f2", "d1/f3", NULL };

	struct archive_entry *ae;

	struct archive *a;

	int i, r;

	assert((a = archive_read_new()) != NULL);

	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_filter_all(a));

	r = archive_read_support_filter_lzma(a);

	if (r == ARCHIVE_WARN) {

		skipping("lzma reading not fully supported on this platform");

		assertEqualInt(ARCHIVE_OK, archive_read_free(a));

		return;

	}

	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));

	extract_reference_file(name);

	assertEqualIntA(a, ARCHIVE_OK, archive_read_open_filename(a, name, 2));

	/* Read entries, match up names with list above. */

	for (i = 0; i < 6; ++i) {

		failure("Could not read file %d (%s) from %s", i, n[i], name);

		assertEqualIntA(a, ARCHIVE_OK,

		    archive_read_next_header(a, &ae);;

		assertEqualString(n[i], archive_entry_pathname(ae));

	}

	/* Verify the end-of-archive. */

	assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae);;

	/* Verify that the format detection worked. */

	assertEqualInt(archive_filter_code(a, 0), ARCHIVE_FILTER_LZMA);

	assertEqualString(archive_filter_name(a, 0), "lzma");

	assertEqualInt(archive_format(a), ARCHIVE_FORMAT_TAR_USTAR);

	assertEqualInt(ARCHIVE_OK, archive_read_close(a));

	assertEqualInt(ARCHIVE_OK, archive_read_free(a));

}

DEFINE_TEST(test_compat_lzma)

{

	/* This sample has been added junk datas to its tail. */

	compat_lzma("test_compat_lzma_1.tlz");

	/* This sample has been made by lzma with option -e,

	 * the first byte of which is 0x5e.

	 * Not supported in libarchive 2.7.* and earlier */

	compat_lzma("test_compat_lzma_2.tlz");

	/* This sample has been made by lzma of LZMA SDK with

	 * option -d12, second byte and third byte of which is

	 * not zero.

	 * Not supported in libarchive 2.7.* and earlier */

	compat_lzma("test_compat_lzma_3.tlz");

}