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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtCore module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QICONVCODEC_P_H
#define QICONVCODEC_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists for the convenience
// of the QLibrary class.  This header file may change from
// version to version without notice, or even be removed.
//
// We mean it.
//

#include "qtextcodec.h"

#if defined(Q_OS_UNIX) && !defined(QT_NO_ICONV) && !defined(QT_BOOTSTRAPPED)

#ifdef Q_OS_MAC
typedef void * iconv_t;
#else
#include <iconv.h>
#endif

QT_BEGIN_NAMESPACE

class QIconvCodec: public QTextCodec
{
private:
    mutable QTextCodec *utf16Codec;

public:
    QIconvCodec();
    ~QIconvCodec();

    QString convertToUnicode(const char *, int, ConverterState *) const;
    QByteArray convertFromUnicode(const QChar *, int, ConverterState *) const;

    QByteArray name() const;
    int mibEnum() const;

    static iconv_t createIconv_t(const char *to, const char *from);

    class IconvState
    {
    public:
        IconvState(iconv_t x);
        ~IconvState();
        char *buffer;
        int bufferLen;
        iconv_t cd;

        char array[8];

        void saveChars(const char *c, int count);
    };
};

QT_END_NAMESPACE

#endif // Q_OS_UNIX && !QT_NO_ICONV && !QT_BOOTSTRAPPED

#endif // QICONVCODEC_P_H