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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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Qt Toolkit - qsocketdevice.h include file
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<h1 align=center>qsocketdevice.h</h1><br clear="all">
This is the verbatim text of the qsocketdevice.h include file.  It is
provided only for illustration; the copyright
remains with Trolltech.
<hr>
<pre>
/****************************************************************************
** &#36;Id&#58; qt/src/network/qsocketdevice.h   2.3.2   edited 2001-01-26 $
**
** Definition of QSocketDevice class.
**
** Created : 970521
**
** Copyright (C) 1992-2000 Trolltech AS.  All rights reserved.
**
** This file is part of the network module of the Qt GUI Toolkit.
**
** This file may be distributed under the terms of the Q Public License
** as defined by Trolltech AS of Norway and appearing in the file
** LICENSE.QPL included in the packaging of this file.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** Licensees holding valid Qt Enterprise Edition licenses may use this
** file in accordance with the Qt Commercial License Agreement provided
** with the Software.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
**   information about Qt Commercial License Agreements.
** See http://www.trolltech.com/qpl/ for QPL licensing information.
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/

#ifndef QSOCKETDEVICE_H
#define QSOCKETDEVICE_H

#ifndef QT_H
#include "qiodevice.h"
#include "qstring.h"
#include "qhostaddress.h"
#endif // QT_H

#ifndef QT_NO_NETWORK
class QSocketDevicePrivate;


class  Q_EXPORT <a href="qsocketdevice.html">QSocketDevice</a>: public QIODevice
{
public:
    enum Type { Stream, Datagram };

    QSocketDevice( Type type = Stream );
    QSocketDevice( int socket, Type type );
    virtual ~QSocketDevice();

    bool         isValid() const;
    Type         type() const;
    int          socket() const;
    virtual void setSocket( int socket, Type type );

    bool         open( int mode );
    void         close();
    void         flush();

    // Implementation of QIODevice abstract virtual functions
    uint         size() const;
    int          at() const;
    bool         at( int );
    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 &amp;, Q_UINT16 );

    virtual bool bind( const QHostAddress &amp;, Q_UINT16 );
    virtual bool listen( int backlog );
    virtual int  accept();

    int          bytesAvailable() const;
    int          waitForMore( int msecs ) const;
    int          readBlock( char *data, uint maxlen );
    int          writeBlock( const char *data, uint len );
    virtual int  writeBlock( const char *data, uint len,
                            const QHostAddress &amp; host, Q_UINT16 port );

    int          getch();
    int          putch( int );
    int          ungetch(int);

    Q_UINT16     port() const;
    Q_UINT16     peerPort() const;
    QHostAddress address() const;
    QHostAddress peerAddress() const;

    enum Error { NoError, AlreadyBound, Inaccessible, NoResources,
                 Bug, Impossible, NoFiles, ConnectionRefused,
                 NetworkFailure, UnknownError };
    Error        error() const;

protected:
    void setError( Error err );

private:
    int fd;
    Type t;
    Q_UINT16 p;
    QHostAddress a;
    Q_UINT16 pp;
    QHostAddress pa;
    QSocketDevice::Error e;
    QSocketDevicePrivate * d;

    enum Option { Broadcast, ReceiveBuffer, ReuseAddress, SendBuffer };

    int          option( Option ) const;
    virtual void setOption( Option, int );

    void         fetchConnectionParameters();

    static void init();

private:        // Disabled copy constructor and operator=
#if defined(Q_DISABLE_COPY)
    QSocketDevice( const QSocketDevice &amp; );
    QSocketDevice &amp;operator=( const QSocketDevice &amp; );
#endif
};

#endif // QT_NO_NETWORK
#endif // QSOCKETDEVICE_H

</pre>
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<table width="100%" cellspacing="0" border="0"><tr>
<td>Copyright  2001 Trolltech<td><a href="http://www.trolltech.com/trademarks.html">Trademarks</a>
<td align="right"><div align="right">Qt version 2.3.2</div>
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