Long live Qt!

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diff --git a/src/network/socket/qabstractsocketengine_p.h b/src/network/socket/qabstractsocketengine_p.h
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 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 qt-sales@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