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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 QtNetwork 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 Technology Preview License Agreement accompanying
** this package.
**
** 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 1.1, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QABSTRACTSOCKETENGINE_P_H
#define QABSTRACTSOCKETENGINE_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 "QtNetwork/qhostaddress.h"
#include "QtNetwork/qabstractsocket.h"
#include "private/qobject_p.h"
QT_BEGIN_NAMESPACE
class QAuthenticator;
class QAbstractSocketEnginePrivate;
class QNetworkProxy;
class QAbstractSocketEngineReceiver {
public:
virtual ~QAbstractSocketEngineReceiver(){}
virtual void readNotification()= 0;
virtual void writeNotification()= 0;
virtual void exceptionNotification()= 0;
virtual void connectionNotification()= 0;
#ifndef QT_NO_NETWORKPROXY
virtual void proxyAuthenticationRequired(const QNetworkProxy &proxy, QAuthenticator *authenticator)= 0;
#endif
};
class Q_AUTOTEST_EXPORT QAbstractSocketEngine : public QObject
{
Q_OBJECT
public:
static QAbstractSocketEngine *createSocketEngine(QAbstractSocket::SocketType socketType, const QNetworkProxy &, QObject *parent);
static QAbstractSocketEngine *createSocketEngine(int socketDescripter, QObject *parent);
QAbstractSocketEngine(QObject *parent = 0);
enum SocketOption {
NonBlockingSocketOption,
BroadcastSocketOption,
ReceiveBufferSocketOption,
SendBufferSocketOption,
AddressReusable,
BindExclusively,
ReceiveOutOfBandData
};
virtual bool initialize(QAbstractSocket::SocketType type, QAbstractSocket::NetworkLayerProtocol protocol = QAbstractSocket::IPv4Protocol) = 0;
virtual bool initialize(int socketDescriptor, QAbstractSocket::SocketState socketState = QAbstractSocket::ConnectedState) = 0;
virtual int socketDescriptor() const = 0;
virtual bool isValid() const = 0;
virtual bool connectToHost(const QHostAddress &address, quint16 port) = 0;
virtual bool connectToHostByName(const QString &name, quint16 port) = 0;
virtual bool bind(const QHostAddress &address, quint16 port) = 0;
virtual bool listen() = 0;
virtual int accept() = 0;
virtual void close() = 0;
virtual qint64 bytesAvailable() const = 0;
virtual qint64 read(char *data, qint64 maxlen) = 0;
virtual qint64 write(const char *data, qint64 len) = 0;
#ifndef QT_NO_UDPSOCKET
virtual qint64 readDatagram(char *data, qint64 maxlen, QHostAddress *addr = 0,
quint16 *port = 0) = 0;
virtual qint64 writeDatagram(const char *data, qint64 len, const QHostAddress &addr,
quint16 port) = 0;
virtual bool hasPendingDatagrams() const = 0;
virtual qint64 pendingDatagramSize() const = 0;
#endif
virtual int option(SocketOption option) const = 0;
virtual bool setOption(SocketOption option, int value) = 0;
virtual bool waitForRead(int msecs = 30000, bool *timedOut = 0) = 0;
virtual bool waitForWrite(int msecs = 30000, bool *timedOut = 0) = 0;
virtual bool waitForReadOrWrite(bool *readyToRead, bool *readyToWrite,
bool checkRead, bool checkWrite,
int msecs = 30000, bool *timedOut = 0) = 0;
QAbstractSocket::SocketError error() const;
QString errorString() const;
QAbstractSocket::SocketState state() const;
QAbstractSocket::SocketType socketType() const;
QAbstractSocket::NetworkLayerProtocol protocol() const;
QHostAddress localAddress() const;
quint16 localPort() const;
QHostAddress peerAddress() const;
quint16 peerPort() const;
virtual bool isReadNotificationEnabled() const = 0;
virtual void setReadNotificationEnabled(bool enable) = 0;
virtual bool isWriteNotificationEnabled() const = 0;
virtual void setWriteNotificationEnabled(bool enable) = 0;
virtual bool isExceptionNotificationEnabled() const = 0;
virtual void setExceptionNotificationEnabled(bool enable) = 0;
public Q_SLOTS:
void readNotification();
void writeNotification();
void exceptionNotification();
void connectionNotification();
#ifndef QT_NO_NETWORKPROXY
void proxyAuthenticationRequired(const QNetworkProxy &proxy, QAuthenticator *authenticator);
#endif
public:
void setReceiver(QAbstractSocketEngineReceiver *receiver);
protected:
QAbstractSocketEngine(QAbstractSocketEnginePrivate &dd, QObject* parent = 0);
void setError(QAbstractSocket::SocketError error, const QString &errorString) const;
void setState(QAbstractSocket::SocketState state);
void setSocketType(QAbstractSocket::SocketType socketType);
void setProtocol(QAbstractSocket::NetworkLayerProtocol protocol);
void setLocalAddress(const QHostAddress &address);
void setLocalPort(quint16 port);
void setPeerAddress(const QHostAddress &address);
void setPeerPort(quint16 port);
private:
Q_DECLARE_PRIVATE(QAbstractSocketEngine)
Q_DISABLE_COPY(QAbstractSocketEngine)
};
class QAbstractSocketEnginePrivate : public QObjectPrivate
{
Q_DECLARE_PUBLIC(QAbstractSocketEngine)
public:
QAbstractSocketEnginePrivate();
mutable QAbstractSocket::SocketError socketError;
mutable bool hasSetSocketError;
mutable QString socketErrorString;
QAbstractSocket::SocketState socketState;
QAbstractSocket::SocketType socketType;
QAbstractSocket::NetworkLayerProtocol socketProtocol;
QHostAddress localAddress;
quint16 localPort;
QHostAddress peerAddress;
quint16 peerPort;
QAbstractSocketEngineReceiver *receiver;
};
class Q_AUTOTEST_EXPORT QSocketEngineHandler
{
protected:
QSocketEngineHandler();
virtual ~QSocketEngineHandler();
virtual QAbstractSocketEngine *createSocketEngine(QAbstractSocket::SocketType socketType,
const QNetworkProxy &, QObject *parent) = 0;
virtual QAbstractSocketEngine *createSocketEngine(int socketDescripter, QObject *parent) = 0;
private:
friend class QAbstractSocketEngine;
};
QT_END_NAMESPACE
#endif // QABSTRACTSOCKETENGINE_P_H
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