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- /****************************************************************************
- ** $Id: qt/qsocketdevice.h 3.0.3 edited Oct 12 12:18 $
- **
- ** 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 "qhostaddress.h" // int->QHostAddress conversion
- #endif // QT_H
-
- #if !defined( QT_MODULE_NETWORK ) || defined( QT_LICENSE_PROFESSIONAL ) || defined( QT_INTERNAL_NETWORK )
- #define QM_EXPORT_NETWORK
- #else
- #define QM_EXPORT_NETWORK Q_EXPORT
- #endif
-
- #ifndef QT_NO_NETWORK
- class QSocketDevicePrivate;
-
-
- class QM_EXPORT_NETWORK QSocketDevice: 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
- 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();
-
- Q_LONG bytesAvailable() const;
- Q_LONG waitForMore( int msecs, bool *timeout=0 ) const;
- Q_LONG readBlock( char *data, Q_ULONG maxlen );
- Q_LONG writeBlock( const char *data, Q_ULONG len );
- virtual Q_LONG writeBlock( const char *data, Q_ULONG len,
- const QHostAddress & 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();
- #if defined(Q_OS_WIN32)
- void fetchPeerConnectionParameters();
- #endif
-
- static void init();
- int createNewSocket();
-
- private: // Disabled copy constructor and operator=
- #if defined(Q_DISABLE_COPY)
- QSocketDevice( const QSocketDevice & );
- QSocketDevice &operator=( const QSocketDevice & );
- #endif
- };
-
- #endif // QT_NO_NETWORK
- #endif // QSOCKETDEVICE_H
-