/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtCore module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#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;

    void init() const;
    iconv_t createIconv_t(const char *to, const char *from) const;

    class IconvState
    {
    public:
        IconvState(iconv_t x);
        ~IconvState();
        ConverterState internalState;
        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
