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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://www.qtsoftware.com/contact.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QTEXTCODEC_P_H
#define QTEXTCODEC_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 QTextCodec class. This header file may change from
// version to version without notice, or even be removed.
//
// We mean it.
//
#include "qtextcodec.h"
#include <string.h>
QT_BEGIN_NAMESPACE
#ifndef QT_NO_TEXTCODEC
typedef void (*QTextCodecStateFreeFunction)(QTextCodec::ConverterState*);
struct QTextCodecUnalignedPointer
{
static inline QTextCodecStateFreeFunction decode(const uint *src)
{
quintptr data;
memcpy(&data, src, sizeof(data));
return reinterpret_cast<QTextCodecStateFreeFunction>(data);
}
static inline void encode(uint *dst, QTextCodecStateFreeFunction fn)
{
quintptr data = reinterpret_cast<quintptr>(fn);
memcpy(dst, &data, sizeof(data));
}
};
#else
class QTextCodec
{
public:
enum ConversionFlag {
DefaultConversion,
ConvertInvalidToNull = 0x80000000,
IgnoreHeader = 0x1,
FreeFunction = 0x2
};
Q_DECLARE_FLAGS(ConversionFlags, ConversionFlag)
struct ConverterState {
ConverterState(ConversionFlags f = DefaultConversion)
: flags(f), remainingChars(0), invalidChars(0), d(0) { state_data[0] = state_data[1] = state_data[2] = 0; }
~ConverterState() { }
ConversionFlags flags;
int remainingChars;
int invalidChars;
uint state_data[3];
void *d;
private:
Q_DISABLE_COPY(ConverterState)
};
};
#endif //QT_NO_TEXTCODEC
QT_END_NAMESPACE
#endif
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