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/*-
 * Copyright (c) 2013 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("$FreeBSD$");

/*
 * Sample file was created with:
 *    echo file0 | zip
 * Info-Zip uses Zip64 extensions in this case.
 */
static void
verify_file0_seek(struct archive *a)
{
	struct archive_entry *ae;

	assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae));
	assertEqualString("-", archive_entry_pathname(ae));
	assertEqualInt(AE_IFREG | 0660, archive_entry_mode(ae));
	assertEqualInt(6, archive_entry_size(ae));
#ifdef HAVE_ZLIB_H
	{
		char data[16];
		assertEqualIntA(a, 6, archive_read_data(a, data, 16));
		assertEqualMem(data, "file0\x0a", 6);
	}
#endif
	assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae));
	assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
	assertEqualIntA(a, ARCHIVE_OK, archive_read_free(a));
}

static void
verify_file0_stream(struct archive *a, int size_known)
{
	struct archive_entry *ae;

	assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae));
	assertEqualString("-", archive_entry_pathname(ae));
	assertEqualInt(AE_IFREG | 0664, archive_entry_mode(ae));
	if (size_known) {
		// zip64b has the uncompressed size at the beginning,
		// plus CRC and compressed size using length-at-end.
		assert(archive_entry_size_is_set(ae));
		assertEqualInt(6, archive_entry_size(ae));
	} else {
		// zip64a does not have a size at the beginning at all.
		assert(!archive_entry_size_is_set(ae));
	}
#ifdef HAVE_ZLIB_H
	{
		char data[16];
		assertEqualIntA(a, 6, archive_read_data(a, data, 16));
		assertEqualMem(data, "file0\x0a", 6);
	}
#endif
	assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae));
	assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
	assertEqualIntA(a, ARCHIVE_OK, archive_read_free(a));
}

DEFINE_TEST(test_read_format_zip_zip64a)
{
	const char *refname = "test_read_format_zip_zip64a.zip";
	struct archive *a;
	char *p;
	size_t s;

	extract_reference_file(refname);
	p = slurpfile(&s, "%s", refname);

	/* First read with seeking. */
	assert((a = archive_read_new()) != NULL);
	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_zip_seekable(a));
	assertEqualIntA(a, ARCHIVE_OK, read_open_memory_seek(a, p, s, 1));
	verify_file0_seek(a);

	/* Then read streaming. */
	assert((a = archive_read_new()) != NULL);
	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_zip_streamable(a));
	assertEqualIntA(a, ARCHIVE_OK, read_open_memory_seek(a, p, s, 1));
	verify_file0_stream(a, 0);
	free(p);
}

DEFINE_TEST(test_read_format_zip_zip64b)
{
	const char *refname = "test_read_format_zip_zip64b.zip";
	struct archive *a;
	char *p;
	size_t s;

	extract_reference_file(refname);
	p = slurpfile(&s, "%s", refname);

	/* First read with seeking. */
	assert((a = archive_read_new()) != NULL);
	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_zip_seekable(a));
	assertEqualIntA(a, ARCHIVE_OK, read_open_memory_seek(a, p, s, 1));
	verify_file0_seek(a);

	/* Then read streaming. */
	assert((a = archive_read_new()) != NULL);
	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_zip_streamable(a));
	assertEqualIntA(a, ARCHIVE_OK, read_open_memory_seek(a, p, s, 1));
	verify_file0_stream(a, 1);
	free(p);
}