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/****************************************************************************
**
** Copyright (C) 2016 Kurt Pattyn <pattyn.kurt@gmail.com>.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtWebSockets 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 QWEBSOCKETDATAPROCESSOR_P_H
#define QWEBSOCKETDATAPROCESSOR_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <QtCore/QObject>
#include <QtCore/QByteArray>
#include <QtCore/QString>
#include <QtCore/QTextCodec>
#include <QTimer>
#include "qwebsocketframe_p.h"
#include "qwebsocketprotocol.h"
#include "qwebsocketprotocol_p.h"
QT_BEGIN_NAMESPACE
class QIODevice;
class QWebSocketFrame;
class Q_AUTOTEST_EXPORT QWebSocketDataProcessor : public QObject
{
Q_OBJECT
Q_DISABLE_COPY(QWebSocketDataProcessor)
public:
explicit QWebSocketDataProcessor(QObject *parent = nullptr);
~QWebSocketDataProcessor() override;
static quint64 maxMessageSize();
static quint64 maxFrameSize();
Q_SIGNALS:
void pingReceived(const QByteArray &data);
void pongReceived(const QByteArray &data);
void closeReceived(QWebSocketProtocol::CloseCode closeCode, const QString &closeReason);
void textFrameReceived(const QString &frame, bool lastFrame);
void binaryFrameReceived(const QByteArray &frame, bool lastFrame);
void textMessageReceived(const QString &message);
void binaryMessageReceived(const QByteArray &message);
void errorEncountered(QWebSocketProtocol::CloseCode code, const QString &description);
public Q_SLOTS:
void process(QIODevice *pIoDevice);
void clear();
private:
enum
{
PS_READ_HEADER,
PS_READ_PAYLOAD_LENGTH,
PS_READ_BIG_PAYLOAD_LENGTH,
PS_READ_MASK,
PS_READ_PAYLOAD,
PS_DISPATCH_RESULT
} m_processingState;
bool m_isFinalFrame;
bool m_isFragmented;
QWebSocketProtocol::OpCode m_opCode;
bool m_isControlFrame;
bool m_hasMask;
quint32 m_mask;
QByteArray m_binaryMessage;
QString m_textMessage;
quint64 m_payloadLength;
QTextCodec::ConverterState *m_pConverterState;
QTextCodec *m_pTextCodec;
QWebSocketFrame frame;
QTimer waitTimer;
bool processControlFrame(const QWebSocketFrame &frame);
void timeout();
};
QT_END_NAMESPACE
#endif // QWEBSOCKETDATAPROCESSOR_P_H
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