/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is Mozilla.
 *
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 2002
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Darin Fisher <darin@netscape.com>
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#ifndef nsNativeCharsetUtils_h__
#define nsNativeCharsetUtils_h__


/*****************************************************************************\
 *                                                                           *
 *                             **** NOTICE ****                              *
 *                                                                           *
 *             *** THESE ARE NOT GENERAL PURPOSE CONVERTERS ***              *
 *                                                                           *
 *    NS_CopyNativeToUnicode / NS_CopyUnicodeToNative should only be used    *
 *    for converting *FILENAMES* between native and unicode. They are not    *
 *    designed or tested for general encoding converter use.                 *
 *                                                                           *
\*****************************************************************************/

/**
 * thread-safe conversion routines that do not depend on uconv libraries.
 */
#if defined(XP_WIN)
#include "prtypes.h"

NS_COM PRInt32 NS_ConvertAtoW(const char *aStrInA, int aBufferSize, 
                              PRUnichar *aStrOutW);
// For path names, the default char cannot be '?', so we use '_' instead.
NS_COM PRInt32 NS_ConvertWtoA(const PRUnichar *aStrInW, int aBufferSizeOut,
                              char *aStrOutA, const char *aDefault="_");
#endif
NS_COM nsresult NS_CopyNativeToUnicode(const nsACString &input, nsAString  &output);
NS_COM nsresult NS_CopyUnicodeToNative(const nsAString  &input, nsACString &output);
NS_COM PRBool NS_IsNativeUTF8();

/**
 * internal
 */
void NS_StartupNativeCharsetUtils();
void NS_ShutdownNativeCharsetUtils();

#endif // nsNativeCharsetUtils_h__