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157 lines
4.6 KiB
157 lines
4.6 KiB
/****************************************************************************
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**
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** Definition of TQSocket 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 TQt 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 TQt 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.TQPL
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** included in the packaging of this file. Licensees holding valid TQt
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** Commercial licenses may use this file in accordance with the TQt
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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 TQSOCKET_H
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#define TQSOCKET_H
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#ifndef QT_H
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#include "ntqobject.h"
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#include "ntqiodevice.h"
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#include "ntqhostaddress.h" // int->TQHostAddress conversion
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#endif // QT_H
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#if !defined( TQT_MODULE_NETWORK ) || defined( QT_LICENSE_PROFESSIONAL ) || defined( QT_INTERNAL_NETWORK )
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#define TQM_EXPORT_NETWORK
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#else
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#define TQM_EXPORT_NETWORK TQ_EXPORT
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#endif
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#ifndef TQT_NO_NETWORK
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class TQSocketPrivate;
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class TQSocketDevice;
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class TQM_EXPORT_NETWORK TQSocket : public TQObject, public TQIODevice
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{
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TQ_OBJECT
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public:
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enum Error {
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ErrConnectionRefused,
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ErrHostNotFound,
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ErrSocketRead
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};
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TQSocket( TQObject *parent=0, const char *name=0 );
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virtual ~TQSocket();
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enum State { Idle, HostLookup, Connecting,
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Connected, Closing,
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Connection=Connected };
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State state() const;
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int socket() const;
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virtual void setSocket( int );
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TQSocketDevice *socketDevice();
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virtual void setSocketDevice( TQSocketDevice * );
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#ifndef TQT_NO_DNS
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virtual void connectToHost( const TQString &host, TQ_UINT16 port );
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#endif
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TQString peerName() const;
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// Implementation of TQIODevice abstract virtual functions
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bool open( int mode );
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void close();
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void flush();
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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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TQ_ULONG bytesAvailable() const; // ### TQIODevice::Offset instead?
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TQ_ULONG waitForMore( int msecs, bool *timeout ) const;
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TQ_ULONG waitForMore( int msecs ) const; // ### TQt 4.0: merge the two overloads
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TQ_ULONG bytesToWrite() const;
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void clearPendingData();
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TQ_LONG readBlock( char *data, TQ_ULONG maxlen );
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TQ_LONG writeBlock( const char *data, TQ_ULONG len );
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TQ_LONG readLine( char *data, TQ_ULONG maxlen );
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int getch();
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int putch( int );
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int ungetch(int);
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bool canReadLine() const;
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virtual TQString readLine();
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TQ_UINT16 port() const;
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TQ_UINT16 peerPort() const;
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TQHostAddress address() const;
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TQHostAddress peerAddress() const;
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void setReadBufferSize( TQ_ULONG );
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TQ_ULONG readBufferSize() const;
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signals:
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void hostFound();
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void connected();
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void connectionClosed();
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void delayedCloseFinished();
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void readyRead();
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void bytesWritten( int nbytes );
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void error( int );
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protected slots:
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virtual void sn_read( bool force=FALSE );
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virtual void sn_write();
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private slots:
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void tryConnecting();
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void emitErrorConnectionRefused();
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private:
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TQSocketPrivate *d;
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bool consumeWriteBuf( TQ_ULONG nbytes );
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void tryConnection();
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void setSocketIntern( int socket );
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private: // Disabled copy constructor and operator=
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#if defined(TQ_DISABLE_COPY)
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TQSocket( const TQSocket & );
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TQSocket &operator=( const TQSocket & );
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#endif
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};
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#endif //TQT_NO_NETWORK
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#endif // TQSOCKET_H
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