/*-

 * Copyright (c) 2011 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("$FreeBSD$");

#include <locale.h>

DEFINE_TEST(test_zip_filename_encoding_UTF8)

{

  	struct archive *a;

  	struct archive_entry *entry;

	char buff[4096];

	size_t used;

	if (NULL == setlocale(LC_ALL, "en_US.UTF-8")) {

		skipping("en_US.UTF-8 locale not available on this system.");

		return;

	}

	/*

	 * Verify that UTF-8 filenames are correctly stored with

	 * hdrcharset=UTF-8 option.

	 */

	a = archive_write_new();

	assertEqualInt(ARCHIVE_OK, archive_write_set_format_zip(a));

	if (archive_write_set_options(a, "hdrcharset=UTF-8") != ARCHIVE_OK) {

		skipping("This system cannot convert character-set"

		    " for UTF-8.");

		archive_write_free(a);

		return;

	}

	assertEqualInt(ARCHIVE_OK,

	    archive_write_open_memory(a, buff, sizeof(buff), &used));

	entry = archive_entry_new2(a);

	/* Set a UTF-8 filename. */

	archive_entry_set_pathname(entry, "\xD0\xBF\xD1\x80\xD0\xB8");

	archive_entry_set_filetype(entry, AE_IFREG);

	archive_entry_set_size(entry, 0);

	assertEqualInt(ARCHIVE_OK, archive_write_header(a, entry));

	archive_entry_free(entry);

	assertEqualInt(ARCHIVE_OK, archive_write_free(a));

	/* A bit 11 of general purpose flag should be 0x08,

	 * which indicates the filename charset is UTF-8. */

	assertEqualInt(0x08, buff[7]);

	assertEqualMem(buff + 30, "\xD0\xBF\xD1\x80\xD0\xB8", 6);

	/*

	 * Verify that UTF-8 filenames are correctly stored without

	 * hdrcharset=UTF-8 option.

	 */

	a = archive_write_new();

	assertEqualInt(ARCHIVE_OK, archive_write_set_format_zip(a));

	assertEqualInt(ARCHIVE_OK,

	    archive_write_open_memory(a, buff, sizeof(buff), &used));

	entry = archive_entry_new2(a);

	/* Set a UTF-8 filename. */

	archive_entry_set_pathname(entry, "\xD0\xBF\xD1\x80\xD0\xB8");

	archive_entry_set_filetype(entry, AE_IFREG);

	archive_entry_set_size(entry, 0);

	assertEqualInt(ARCHIVE_OK, archive_write_header(a, entry));

	archive_entry_free(entry);

	assertEqualInt(ARCHIVE_OK, archive_write_free(a));

	/* A bit 11 of general purpose flag should be 0x08,

	 * which indicates the filename charset is UTF-8. */

	assertEqualInt(0x08, buff[7]);

	assertEqualMem(buff + 30, "\xD0\xBF\xD1\x80\xD0\xB8", 6);

	/*

	 * Verify that A bit 11 of general purpose flag is not set

	 * when ASCII filenames are stored.

	 */

	a = archive_write_new();

	assertEqualInt(ARCHIVE_OK, archive_write_set_format_zip(a));

	assertEqualInt(ARCHIVE_OK,

	    archive_write_open_memory(a, buff, sizeof(buff), &used));

	entry = archive_entry_new2(a);

	/* Set an ASCII filename. */

	archive_entry_set_pathname(entry, "abcABC");

	archive_entry_set_filetype(entry, AE_IFREG);

	archive_entry_set_size(entry, 0);

	assertEqualInt(ARCHIVE_OK, archive_write_header(a, entry));

	archive_entry_free(entry);

	assertEqualInt(ARCHIVE_OK, archive_write_free(a));

	/* A bit 11 of general purpose flag should be 0,

	 * which indicates the filename charset is unknown. */

	assertEqualInt(0, buff[7]);

	assertEqualMem(buff + 30, "abcABC", 6);

}

DEFINE_TEST(test_zip_filename_encoding_KOI8R)

{

  	struct archive *a;

  	struct archive_entry *entry;

	char buff[4096];

	size_t used;

	if (NULL == setlocale(LC_ALL, "ru_RU.KOI8-R")) {

		skipping("KOI8-R locale not available on this system.");

		return;

	}

	/*

	 * Verify that KOI8-R filenames are correctly translated to UTF-8.

	 */

	a = archive_write_new();

	assertEqualInt(ARCHIVE_OK, archive_write_set_format_zip(a));

	if (archive_write_set_options(a, "hdrcharset=UTF-8") != ARCHIVE_OK) {

		skipping("This system cannot convert character-set"

		    " from KOI8-R to UTF-8.");

		archive_write_free(a);

		return;

	}

	assertEqualInt(ARCHIVE_OK,

	    archive_write_open_memory(a, buff, sizeof(buff), &used));

	entry = archive_entry_new2(a);

	/* Set a KOI8-R filename. */

	archive_entry_set_pathname(entry, "\xD0\xD2\xC9");

	archive_entry_set_filetype(entry, AE_IFREG);

	archive_entry_set_size(entry, 0);

	assertEqualInt(ARCHIVE_OK, archive_write_header(a, entry));

	archive_entry_free(entry);

	assertEqualInt(ARCHIVE_OK, archive_write_free(a));

	/* A bit 11 of general purpose flag should be 0x08,

	 * which indicates the filename charset is UTF-8. */

	assertEqualInt(0x08, buff[7]);

	/* Above three characters in KOI8-R should translate to the following

	 * three characters (two bytes each) in UTF-8. */

	assertEqualMem(buff + 30, "\xD0\xBF\xD1\x80\xD0\xB8", 6);

	/*

	 * Verify that KOI8-R filenames are not translated to UTF-8.

	 */

	a = archive_write_new();

	assertEqualInt(ARCHIVE_OK, archive_write_set_format_zip(a));

	assertEqualInt(ARCHIVE_OK,

	    archive_write_open_memory(a, buff, sizeof(buff), &used));

	entry = archive_entry_new2(a);

	/* Set a KOI8-R filename. */

	archive_entry_set_pathname(entry, "\xD0\xD2\xC9");

	archive_entry_set_filetype(entry, AE_IFREG);

	archive_entry_set_size(entry, 0);

	assertEqualInt(ARCHIVE_OK, archive_write_header(a, entry));

	archive_entry_free(entry);

	assertEqualInt(ARCHIVE_OK, archive_write_free(a));

	/* A bit 11 of general purpose flag should be 0,

	 * which indicates the filename charset is unknown. */

	assertEqualInt(0, buff[7]);

	/* Above three characters in KOI8-R should not translate to

	 * any character-set. */

	assertEqualMem(buff + 30, "\xD0\xD2\xC9", 3);

	/*

	 * Verify that A bit 11 of general purpose flag is not set

	 * when ASCII filenames are stored even if hdrcharset=UTF-8

	 * is specified.

	 */

	a = archive_write_new();

	assertEqualInt(ARCHIVE_OK, archive_write_set_format_zip(a));

	if (archive_write_set_options(a, "hdrcharset=UTF-8") != ARCHIVE_OK) {

		skipping("This system cannot convert character-set"

		    " from KOI8-R to UTF-8.");

		archive_write_free(a);

		return;

	}

	assertEqualInt(ARCHIVE_OK,

	    archive_write_open_memory(a, buff, sizeof(buff), &used));

	entry = archive_entry_new2(a);

	/* Set an ASCII filename. */

	archive_entry_set_pathname(entry, "abcABC");

	archive_entry_set_filetype(entry, AE_IFREG);

	archive_entry_set_size(entry, 0);

	assertEqualInt(ARCHIVE_OK, archive_write_header(a, entry));

	archive_entry_free(entry);

	assertEqualInt(ARCHIVE_OK, archive_write_free(a));

	/* A bit 11 of general purpose flag should be 0,

	 * which indicates the filename charset is unknown. */

	assertEqualInt(0, buff[7]);

	assertEqualMem(buff + 30, "abcABC", 6);

}

/*

 * Do not translate CP1251 into CP866 if non Windows platform.

 */

DEFINE_TEST(test_zip_filename_encoding_ru_RU_CP1251)

{

  	struct archive *a;

  	struct archive_entry *entry;

	char buff[4096];

	size_t used;

	if (NULL == setlocale(LC_ALL, "ru_RU.CP1251")) {

		skipping("Russian_Russia locale not available on this system.");

		return;

	}

	/*

	 * Verify that CP1251 filenames are not translated into any

	 * other character-set, in particular, CP866.

	 */

	a = archive_write_new();

	assertEqualInt(ARCHIVE_OK, archive_write_set_format_zip(a));

	assertEqualInt(ARCHIVE_OK,

	    archive_write_open_memory(a, buff, sizeof(buff), &used));

	entry = archive_entry_new2(a);

	/* Set a CP1251 filename. */

	archive_entry_set_pathname(entry, "\xEF\xF0\xE8");

	archive_entry_set_filetype(entry, AE_IFREG);

	archive_entry_set_size(entry, 0);

	assertEqualInt(ARCHIVE_OK, archive_write_header(a, entry));

	archive_entry_free(entry);

	assertEqualInt(ARCHIVE_OK, archive_write_free(a));

	/* A bit 11 of general purpose flag should be 0,

	 * which indicates the filename charset is unknown. */

	assertEqualInt(0, buff[7]);

	/* Above three characters in CP1251 should not translate into

	 * any other character-set. */

	assertEqualMem(buff + 30, "\xEF\xF0\xE8", 3);

}

/*

 * Other archiver applications on Windows translate CP1251 filenames

 * into CP866 filenames and store it in the zip file.

 * Test above behavior works well.

 */

DEFINE_TEST(test_zip_filename_encoding_Russian_Russia)

{

  	struct archive *a;

  	struct archive_entry *entry;

	char buff[4096];

	size_t used;

	if (NULL == setlocale(LC_ALL, "Russian_Russia")) {

		skipping("Russian_Russia locale not available on this system.");

		return;

	}

	/*

	 * Verify that Russian_Russia(CP1251) filenames are correctly translated

	 * to UTF-8.

	 */

	a = archive_write_new();

	assertEqualInt(ARCHIVE_OK, archive_write_set_format_zip(a));

	if (archive_write_set_options(a, "hdrcharset=UTF-8") != ARCHIVE_OK) {

		skipping("This system cannot convert character-set"

		    " from Russian_Russia.CP1251 to UTF-8.");

		archive_write_free(a);

		return;

	}

	assertEqualInt(ARCHIVE_OK,

	    archive_write_open_memory(a, buff, sizeof(buff), &used));

	entry = archive_entry_new2(a);

	/* Set a CP1251 filename. */

	archive_entry_set_pathname(entry, "\xEF\xF0\xE8");

	archive_entry_set_filetype(entry, AE_IFREG);

	archive_entry_set_size(entry, 0);

	assertEqualInt(ARCHIVE_OK, archive_write_header(a, entry));

	archive_entry_free(entry);

	assertEqualInt(ARCHIVE_OK, archive_write_free(a));

	/* A bit 11 of general purpose flag should be 0x08,

	 * which indicates the filename charset is UTF-8. */

	assertEqualInt(0x08, buff[7]);

	/* Above three characters in CP1251 should translate to the following

	 * three characters (two bytes each) in UTF-8. */

	assertEqualMem(buff + 30, "\xD0\xBF\xD1\x80\xD0\xB8", 6);

	/*

	 * Verify that Russian_Russia(CP1251) filenames are correctly translated

	 * to CP866.

	 */

	a = archive_write_new();

	assertEqualInt(ARCHIVE_OK, archive_write_set_format_zip(a));

	assertEqualInt(ARCHIVE_OK,

	    archive_write_open_memory(a, buff, sizeof(buff), &used));

	entry = archive_entry_new2(a);

	/* Set a CP1251 filename. */

	archive_entry_set_pathname(entry, "\xEF\xF0\xE8");

	archive_entry_set_filetype(entry, AE_IFREG);

	archive_entry_set_size(entry, 0);

	assertEqualInt(ARCHIVE_OK, archive_write_header(a, entry));

	archive_entry_free(entry);

	assertEqualInt(ARCHIVE_OK, archive_write_free(a));

	/* A bit 11 of general purpose flag should be 0,

	 * which indicates the filename charset is unknown. */

	assertEqualInt(0, buff[7]);

	/* Above three characters in CP1251 should translate to the following

	 * three characters in CP866. */

	assertEqualMem(buff + 30, "\xAF\xE0\xA8", 3);

}

DEFINE_TEST(test_zip_filename_encoding_EUCJP)

{

  	struct archive *a;

  	struct archive_entry *entry;

	char buff[4096];

	size_t used;

	if (NULL == setlocale(LC_ALL, "ja_JP.eucJP")) {

		skipping("eucJP locale not available on this system.");

		return;

	}

	/*

	 * Verify that EUC-JP filenames are correctly translated to UTF-8.

	 */

	a = archive_write_new();

	assertEqualInt(ARCHIVE_OK, archive_write_set_format_zip(a));

	if (archive_write_set_options(a, "hdrcharset=UTF-8") != ARCHIVE_OK) {

		skipping("This system cannot convert character-set"

		    " from eucJP to UTF-8.");

		archive_write_free(a);

		return;

	}

	assertEqualInt(ARCHIVE_OK,

	    archive_write_open_memory(a, buff, sizeof(buff), &used));

	entry = archive_entry_new2(a);

	/* Set an EUC-JP filename. */

	archive_entry_set_pathname(entry, "\xC9\xBD.txt");

	/* Check the Unicode version. */

	archive_entry_set_filetype(entry, AE_IFREG);

	archive_entry_set_size(entry, 0);

	assertEqualInt(ARCHIVE_OK, archive_write_header(a, entry));

	archive_entry_free(entry);

	assertEqualInt(ARCHIVE_OK, archive_write_free(a));

	/* A bit 11 of general purpose flag should be 0x08,

	 * which indicates the filename charset is UTF-8. */

	assertEqualInt(0x08, buff[7]);

	/* Check UTF-8 version. */

	assertEqualMem(buff + 30, "\xE8\xA1\xA8.txt", 7);

	/*

	 * Verify that EUC-JP filenames are not translated to UTF-8.

	 */

	a = archive_write_new();

	assertEqualInt(ARCHIVE_OK, archive_write_set_format_zip(a));

	assertEqualInt(ARCHIVE_OK,

	    archive_write_open_memory(a, buff, sizeof(buff), &used));

	entry = archive_entry_new2(a);

	/* Set an EUC-JP filename. */

	archive_entry_set_pathname(entry, "\xC9\xBD.txt");

	/* Check the Unicode version. */

	archive_entry_set_filetype(entry, AE_IFREG);

	archive_entry_set_size(entry, 0);

	assertEqualInt(ARCHIVE_OK, archive_write_header(a, entry));

	archive_entry_free(entry);

	assertEqualInt(ARCHIVE_OK, archive_write_free(a));

	/* A bit 11 of general purpose flag should be 0,

	 * which indicates the filename charset is unknown. */

	assertEqualInt(0, buff[7]);

	/* Above three characters in EUC-JP should not translate to

	 * any character-set. */

	assertEqualMem(buff + 30, "\xC9\xBD.txt", 6);

	/*

	 * Verify that A bit 11 of general purpose flag is not set

	 * when ASCII filenames are stored even if hdrcharset=UTF-8

	 * is specified.

	 */

	a = archive_write_new();

	assertEqualInt(ARCHIVE_OK, archive_write_set_format_zip(a));

	if (archive_write_set_options(a, "hdrcharset=UTF-8") != ARCHIVE_OK) {

		skipping("This system cannot convert character-set"

		    " from eucJP to UTF-8.");

		archive_write_free(a);

		return;

	}

	assertEqualInt(ARCHIVE_OK,

	    archive_write_open_memory(a, buff, sizeof(buff), &used));

	entry = archive_entry_new2(a);

	/* Set an ASCII filename. */

	archive_entry_set_pathname(entry, "abcABC");

	/* Check the Unicode version. */

	archive_entry_set_filetype(entry, AE_IFREG);

	archive_entry_set_size(entry, 0);

	assertEqualInt(ARCHIVE_OK, archive_write_header(a, entry));

	archive_entry_free(entry);

	assertEqualInt(ARCHIVE_OK, archive_write_free(a));

	/* A bit 11 of general purpose flag should be 0,

	 * which indicates the filename charset is unknown. */

	assertEqualInt(0, buff[7]);

	assertEqualMem(buff + 30, "abcABC", 6);

}

DEFINE_TEST(test_zip_filename_encoding_CP932)

{

  	struct archive *a;

  	struct archive_entry *entry;

	char buff[4096];

	size_t used;

	if (NULL == setlocale(LC_ALL, "Japanese_Japan") &&

	    NULL == setlocale(LC_ALL, "ja_JP.SJIS")) {

		skipping("CP932/SJIS locale not available on this system.");

		return;

	}

	/*

	 * Verify that EUC-JP filenames are correctly translated to UTF-8.

	 */

	a = archive_write_new();

	assertEqualInt(ARCHIVE_OK, archive_write_set_format_zip(a));

	if (archive_write_set_options(a, "hdrcharset=UTF-8") != ARCHIVE_OK) {

		skipping("This system cannot convert character-set"

		    " from CP932/SJIS to UTF-8.");

		archive_write_free(a);

		return;

	}

	assertEqualInt(ARCHIVE_OK,

	    archive_write_open_memory(a, buff, sizeof(buff), &used));

	entry = archive_entry_new2(a);

	/* Set a CP932/SJIS filename. */

	archive_entry_set_pathname(entry, "\x95\x5C.txt");

	/* Check the Unicode version. */

	archive_entry_set_filetype(entry, AE_IFREG);

	archive_entry_set_size(entry, 0);

	assertEqualInt(ARCHIVE_OK, archive_write_header(a, entry));

	archive_entry_free(entry);

	assertEqualInt(ARCHIVE_OK, archive_write_free(a));

	/* A bit 11 of general purpose flag should be 0x08,

	 * which indicates the filename charset is UTF-8. */

	assertEqualInt(0x08, buff[7]);

	/* Check UTF-8 version. */

	assertEqualMem(buff + 30, "\xE8\xA1\xA8.txt", 7);

	/*

	 * Verify that CP932/SJIS filenames are not translated to UTF-8.

	 */

	a = archive_write_new();

	assertEqualInt(ARCHIVE_OK, archive_write_set_format_zip(a));

	assertEqualInt(ARCHIVE_OK,

	    archive_write_open_memory(a, buff, sizeof(buff), &used));

	entry = archive_entry_new2(a);

	/* Set a CP932/SJIS filename. */

	archive_entry_set_pathname(entry, "\x95\x5C.txt");

	/* Check the Unicode version. */

	archive_entry_set_filetype(entry, AE_IFREG);

	archive_entry_set_size(entry, 0);

	assertEqualInt(ARCHIVE_OK, archive_write_header(a, entry));

	archive_entry_free(entry);

	assertEqualInt(ARCHIVE_OK, archive_write_free(a));

	/* A bit 11 of general purpose flag should be 0,

	 * which indicates the filename charset is unknown. */

	assertEqualInt(0, buff[7]);

	/* Above three characters in CP932/SJIS should not translate to

	 * any character-set. */

	assertEqualMem(buff + 30, "\x95\x5C.txt", 6);

	/*

	 * Verify that A bit 11 of general purpose flag is not set

	 * when ASCII filenames are stored even if hdrcharset=UTF-8

	 * is specified.

	 */

	a = archive_write_new();

	assertEqualInt(ARCHIVE_OK, archive_write_set_format_zip(a));

	if (archive_write_set_options(a, "hdrcharset=UTF-8") != ARCHIVE_OK) {

		skipping("This system cannot convert character-set"

		    " from CP932/SJIS to UTF-8.");

		archive_write_free(a);

		return;

	}

	assertEqualInt(ARCHIVE_OK,

	    archive_write_open_memory(a, buff, sizeof(buff), &used));

	entry = archive_entry_new2(a);

	/* Set an ASCII filename. */

	archive_entry_set_pathname(entry, "abcABC");

	/* Check the Unicode version. */

	archive_entry_set_filetype(entry, AE_IFREG);

	archive_entry_set_size(entry, 0);

	assertEqualInt(ARCHIVE_OK, archive_write_header(a, entry));

	archive_entry_free(entry);

	assertEqualInt(ARCHIVE_OK, archive_write_free(a));

	/* A bit 11 of general purpose flag should be 0,

	 * which indicates the filename charset is unknown. */

	assertEqualInt(0, buff[7]);

	assertEqualMem(buff + 30, "abcABC", 6);

}