/*-

 * Copyright (c) 2013 Konrad Kleine

 * Copyright (c) 2014 Michihiro NAKAJIMA

 * 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("$FreeBSD$");

static void

test_winzip_aes(const char *refname, int need_libz)

{

	struct archive_entry *ae;

	struct archive *a;

	char buff[512];

	/* Check if running system has cryptographic functionality. */

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

	assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_zip(a));

	assertEqualIntA(a, ARCHIVE_OK, archive_write_add_filter_none(a));

	if (ARCHIVE_OK != archive_write_set_options(a,

				"zip:encryption=aes256")) {

		skipping("This system does not have cryptographic liberary");

		archive_write_free(a);

		return;

	}

	archive_write_free(a);

	extract_reference_file(refname);

	/*

	 * Extract a zip file without password.

	 */

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

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

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

	assertEqualIntA(a, ARCHIVE_OK, 

               archive_read_open_filename(a, refname, 10240));

	assertEqualIntA(a, ARCHIVE_READ_FORMAT_ENCRYPTION_DONT_KNOW,

		archive_read_has_encrypted_entries(a));

	/* Verify encrypted file "README" */

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

	assertEqualInt((AE_IFREG | 0644), archive_entry_mode(ae));

	assertEqualString("README", archive_entry_pathname(ae));

	assertEqualInt(6818, archive_entry_size(ae));

	assertEqualInt(1, archive_entry_is_data_encrypted(ae));

	assertEqualInt(0, archive_entry_is_metadata_encrypted(ae));

	assertEqualIntA(a, 1, archive_read_has_encrypted_entries(a));

	assertEqualInt(ARCHIVE_FAILED, archive_read_data(a, buff, sizeof(buff)));

	assertEqualInt(1, archive_file_count(a));

	/* End of archive. */

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

	/* Verify archive format. */

	assertEqualIntA(a, ARCHIVE_FILTER_NONE, archive_filter_code(a, 0));

	assertEqualIntA(a, ARCHIVE_FORMAT_ZIP, archive_format(a));

	/* Close the archive. */

	assertEqualInt(ARCHIVE_OK, archive_read_close(a));

	assertEqualInt(ARCHIVE_OK, archive_read_free(a));

	/*

	 * Extract a zip file with password.

	 */

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

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

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

	/* Pass three passphrases to decrypt a file content. */

	assertEqualIntA(a, ARCHIVE_OK,

		archive_read_add_passphrase(a, "invalid_pass"));

	assertEqualIntA(a, ARCHIVE_OK,

		archive_read_add_passphrase(a, "invalid_phrase"));

	assertEqualIntA(a, ARCHIVE_OK,

		archive_read_add_passphrase(a, "password"));

	assertEqualIntA(a, ARCHIVE_OK, 

		archive_read_open_filename(a, refname, 10240));

	assertEqualIntA(a, ARCHIVE_READ_FORMAT_ENCRYPTION_DONT_KNOW,

		archive_read_has_encrypted_entries(a));

	/* Verify encrypted file "README" */

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

	assertEqualInt((AE_IFREG | 0644), archive_entry_mode(ae));

	assertEqualString("README", archive_entry_pathname(ae));

	assertEqualInt(6818, archive_entry_size(ae));

	assertEqualInt(1, archive_entry_is_data_encrypted(ae));

	assertEqualInt(0, archive_entry_is_metadata_encrypted(ae));

	assertEqualIntA(a, 1, archive_read_has_encrypted_entries(a));

	if (!need_libz || archive_zlib_version() != NULL) {

		assertEqualInt(512, archive_read_data(a, buff, sizeof(buff)));

	} else {

		assertEqualInt(ARCHIVE_FAILED, archive_read_data(a, buff, 19));

		assertEqualString(archive_error_string(a),

		    "Unsupported ZIP compression method (deflation)");

		assert(archive_errno(a) != 0);

	}

	assertEqualInt(1, archive_file_count(a));

	/* End of archive. */

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

	/* Verify archive format. */

	assertEqualIntA(a, ARCHIVE_FILTER_NONE, archive_filter_code(a, 0));

	assertEqualIntA(a, ARCHIVE_FORMAT_ZIP, archive_format(a));

	/* Close the archive. */

	assertEqualInt(ARCHIVE_OK, archive_read_close(a));

	assertEqualInt(ARCHIVE_OK, archive_read_free(a));

}

DEFINE_TEST(test_read_format_zip_winzip_aes128)

{

	/* WinZip AES-128 encryption. */

	test_winzip_aes("test_read_format_zip_winzip_aes128.zip", 1);

}

DEFINE_TEST(test_read_format_zip_winzip_aes256)

{

	/* WinZip AES-256 encryption. */

	test_winzip_aes("test_read_format_zip_winzip_aes256.zip", 1);

}

DEFINE_TEST(test_read_format_zip_winzip_aes256_stored)

{

	/* WinZip AES-256 encryption with stored data. */

	test_winzip_aes("test_read_format_zip_winzip_aes256_stored.zip", 0);

}