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171 lines
4.9 KiB
171 lines
4.9 KiB
/****************************************************************************
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**
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** Definition of QSocketDevice class.
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**
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** Created : 970521
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**
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** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
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**
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** This file is part of the network module of the Qt GUI Toolkit.
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**
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** This file may be used under the terms of the GNU General
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** Public License versions 2.0 or 3.0 as published by the Free
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** Software Foundation and appearing in the files LICENSE.GPL2
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** and LICENSE.GPL3 included in the packaging of this file.
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** Alternatively you may (at your option) use any later version
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** of the GNU General Public License if such license has been
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** publicly approved by Trolltech ASA (or its successors, if any)
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** and the KDE Free Qt Foundation.
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**
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** Please review the following information to ensure GNU General
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** Public Licensing requirements will be met:
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** http://trolltech.com/products/qt/licenses/licensing/opensource/.
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** If you are unsure which license is appropriate for your use, please
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** review the following information:
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** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
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** or contact the sales department at sales@trolltech.com.
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**
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** This file may be used under the terms of the Q Public License as
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** defined by Trolltech ASA and appearing in the file LICENSE.QPL
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** included in the packaging of this file. Licensees holding valid Qt
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** Commercial licenses may use this file in accordance with the Qt
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** Commercial License Agreement provided with the Software.
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**
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** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
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** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
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** herein.
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**
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**********************************************************************/
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#ifndef QSOCKETDEVICE_H
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#define QSOCKETDEVICE_H
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#ifndef QT_H
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#include "qiodevice.h"
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#include "qhostaddress.h" // int->QHostAddress conversion
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#endif // QT_H
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#if !defined( QT_MODULE_NETWORK ) || defined( QT_LICENSE_PROFESSIONAL ) || defined( QT_INTERNAL_NETWORK )
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#define QM_EXPORT_NETWORK
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#else
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#define QM_EXPORT_NETWORK Q_EXPORT
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#endif
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#ifndef QT_NO_NETWORK
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class QSocketDevicePrivate;
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class QM_EXPORT_NETWORK QSocketDevice: public QIODevice
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{
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public:
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enum Type { Stream, Datagram };
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enum Protocol { IPv4, IPv6, Unknown };
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QSocketDevice( Type type = Stream );
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QSocketDevice( Type type, Protocol protocol, int dummy );
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QSocketDevice( int socket, Type type );
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virtual ~QSocketDevice();
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bool isValid() const;
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Type type() const;
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Protocol protocol() const;
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int socket() const;
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virtual void setSocket( int socket, Type type );
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bool open( int mode );
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void close();
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void flush();
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// Implementation of QIODevice abstract virtual functions
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Offset size() const;
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Offset at() const;
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bool at( Offset );
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bool atEnd() const;
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bool blocking() const;
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virtual void setBlocking( bool );
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bool addressReusable() const;
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virtual void setAddressReusable( bool );
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int receiveBufferSize() const;
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virtual void setReceiveBufferSize( uint );
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int sendBufferSize() const;
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virtual void setSendBufferSize( uint );
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virtual bool connect( const QHostAddress &, Q_UINT16 );
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virtual bool bind( const QHostAddress &, Q_UINT16 );
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virtual bool listen( int backlog );
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virtual int accept();
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Q_LONG bytesAvailable() const;
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Q_LONG waitForMore( int msecs, bool *timeout=0 ) const;
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Q_LONG readBlock( char *data, Q_ULONG maxlen );
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Q_LONG writeBlock( const char *data, Q_ULONG len );
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virtual Q_LONG writeBlock( const char *data, Q_ULONG len,
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const QHostAddress & host, Q_UINT16 port );
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int getch();
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int putch( int );
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int ungetch(int);
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Q_UINT16 port() const;
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Q_UINT16 peerPort() const;
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QHostAddress address() const;
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QHostAddress peerAddress() const;
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enum Error {
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NoError,
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AlreadyBound,
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Inaccessible,
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NoResources,
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InternalError,
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Bug = InternalError, // ### remove in 4.0?
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Impossible,
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NoFiles,
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ConnectionRefused,
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NetworkFailure,
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UnknownError
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};
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Error error() const;
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protected:
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void setError( Error err );
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private:
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int fd;
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Type t;
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Q_UINT16 p;
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QHostAddress a;
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Q_UINT16 pp;
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QHostAddress pa;
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QSocketDevice::Error e;
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QSocketDevicePrivate * d;
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enum Option { Broadcast, ReceiveBuffer, ReuseAddress, SendBuffer };
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int option( Option ) const;
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virtual void setOption( Option, int );
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void fetchConnectionParameters();
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#if defined(Q_OS_WIN32)
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void fetchPeerConnectionParameters();
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#endif
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static void init();
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int createNewSocket();
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Protocol getProtocol() const;
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private: // Disabled copy constructor and operator=
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#if defined(Q_DISABLE_COPY)
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QSocketDevice( const QSocketDevice & );
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QSocketDevice &operator=( const QSocketDevice & );
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#endif
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};
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#endif // QT_NO_NETWORK
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#endif // QSOCKETDEVICE_H
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