--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/qt3support/network/q3socketdevice.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,177 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Qt3Support 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 Q3SOCKETDEVICE_H
+#define Q3SOCKETDEVICE_H
+
+#include <QtCore/qiodevice.h>
+#include <QtNetwork/qhostaddress.h> // int->QHostAddress conversion
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Qt3Support)
+
+#ifndef QT_NO_NETWORK
+
+class Q3SocketDevicePrivate;
+
+class Q_COMPAT_EXPORT Q3SocketDevice: public QIODevice
+{
+public:
+    enum Type { Stream, Datagram };
+    enum Protocol { IPv4, IPv6, Unknown };
+
+    Q3SocketDevice( Type type = Stream );
+    Q3SocketDevice( Type type, Protocol protocol, int dummy );
+    Q3SocketDevice( int socket, Type type );
+    virtual ~Q3SocketDevice();
+
+    bool	 isValid() const;
+    Type	 type() const;
+    Protocol	 protocol() const;
+
+    int		 socket() const;
+    virtual void setSocket( int socket, Type type );
+
+    bool	 open( OpenMode mode );
+    bool	 open( int mode ) { return open((OpenMode)mode); }
+    void	 close();
+    bool	 flush();
+
+    // Implementation of QIODevice abstract virtual functions
+    Offset	 size() const;
+    Offset	 at() const;
+    bool	 at( Offset );
+    bool	 atEnd() const;
+
+    bool	 blocking() const;
+    virtual void setBlocking( bool );
+
+    bool	 addressReusable() const;
+    virtual void setAddressReusable( bool );
+
+    int		 receiveBufferSize() const;
+    virtual void setReceiveBufferSize( uint );
+    int		 sendBufferSize() const;
+    virtual void setSendBufferSize( uint );
+
+    virtual bool connect( const QHostAddress &, Q_UINT16 );
+
+    virtual bool bind( const QHostAddress &, Q_UINT16 );
+    virtual bool listen( int backlog );
+    virtual int	 accept();
+
+    qint64	 bytesAvailable() const;
+    Q_LONG	 waitForMore( int msecs, bool *timeout=0 ) const;
+    virtual Q_LONG  writeBlock( const char *data, Q_ULONG len,
+			    const QHostAddress & host, Q_UINT16 port );
+    inline Q_LONG writeBlock(const char *data, Q_ULONG len)
+        { return qint64(write(data, qint64(len))); }
+    inline qint64 readBlock(char *data, Q_ULONG maxlen)
+        { return qint64(read(data, qint64(maxlen))); }
+
+    Q_UINT16	 port() const;
+    Q_UINT16	 peerPort() const;
+    QHostAddress address() const;
+    QHostAddress peerAddress() const;
+
+    enum Error {
+	NoError,
+	AlreadyBound,
+	Inaccessible,
+	NoResources,
+	InternalError,
+	Bug = InternalError, // ### remove in 4.0?
+	Impossible,
+	NoFiles,
+	ConnectionRefused,
+	NetworkFailure,
+	UnknownError
+    };
+    Error	 error() const;
+
+    inline bool isSequential() const { return true; }
+
+protected:
+    void setError( Error err );
+    qint64 readData(char *data, qint64 maxlen);
+    qint64 writeData(const char *data, qint64 len);
+
+private:
+    int fd;
+    Type t;
+    Q_UINT16 p;
+    QHostAddress a;
+    Q_UINT16 pp;
+    QHostAddress pa;
+    Q3SocketDevice::Error e;
+    Q3SocketDevicePrivate * d;
+
+    enum Option { Broadcast, ReceiveBuffer, ReuseAddress, SendBuffer };
+
+    int		 option( Option ) const;
+    virtual void setOption( Option, int );
+
+    void	 fetchConnectionParameters();
+#if defined(Q_OS_WIN32) || defined(Q_OS_WINCE)
+    void	 fetchPeerConnectionParameters();
+#endif
+
+    static void  init();
+    int		 createNewSocket();
+    Protocol	 getProtocol() const;
+
+private:	// Disabled copy constructor and operator=
+#if defined(Q_DISABLE_COPY)
+    Q3SocketDevice( const Q3SocketDevice & );
+    Q3SocketDevice &operator=( const Q3SocketDevice & );
+#endif
+};
+
+#endif // QT_NO_NETWORK
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // Q3SOCKETDEVICE_H