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/****************************************************************************
**
** Definition of TQSocket class.
**
** Created : 970521
**
** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
**
** This file is part of the network module of the TQt GUI Toolkit.
**
** This file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free
** Software Foundation and appearing in the files LICENSE.GPL2
** and LICENSE.GPL3 included in the packaging of this file.
** Alternatively you may (at your option) use any later version
** of the GNU General Public License if such license has been
** publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free TQt Foundation.
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at sales@trolltech.com.
**
** This file may be used under the terms of the Q Public License as
** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
** included in the packaging of this file. Licensees holding valid TQt
** Commercial licenses may use this file in accordance with the TQt
** Commercial License Agreement provided with the Software.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/
#ifndef TQSOCKET_H
#define TQSOCKET_H
#ifndef QT_H
#include "tqobject.h"
#include "ntqiodevice.h"
#include "ntqhostaddress.h" // int->TQHostAddress conversion
#endif // QT_H
#if !defined( TQT_MODULE_NETWORK ) || defined( QT_LICENSE_PROFESSIONAL ) || defined( QT_INTERNAL_NETWORK )
#define TQM_EXPORT_NETWORK
#else
#define TQM_EXPORT_NETWORK TQ_EXPORT
#endif
#ifndef TQT_NO_NETWORK
class TQSocketPrivate;
class TQSocketDevice;
class TQM_EXPORT_NETWORK TQSocket : public TQObject, public TQIODevice
{
TQ_OBJECT
public:
enum Error {
ErrConnectionRefused,
ErrHostNotFound,
ErrSocketRead
};
TQSocket( TQObject *parent=0, const char *name=0 );
virtual ~TQSocket();
enum State { Idle, HostLookup, Connecting,
Connected, Closing,
Connection=Connected };
State state() const;
int socket() const;
virtual void setSocket( int );
TQSocketDevice *socketDevice();
virtual void setSocketDevice( TQSocketDevice * );
#ifndef TQT_NO_DNS
virtual void connectToHost( const TQString &host, TQ_UINT16 port );
#endif
TQString peerName() const;
// Implementation of TQIODevice abstract virtual functions
bool open( int mode );
void close();
void flush();
Offset size() const;
Offset at() const;
bool at( Offset );
bool atEnd() const;
TQ_ULONG bytesAvailable() const; // ### TQIODevice::Offset instead?
TQ_ULONG waitForMore( int msecs, bool *timeout ) const;
TQ_ULONG waitForMore( int msecs ) const; // ### TQt 4.0: merge the two overloads
TQ_ULONG bytesToWrite() const;
void clearPendingData();
TQ_LONG readBlock( char *data, TQ_ULONG maxlen );
TQ_LONG writeBlock( const char *data, TQ_ULONG len );
TQ_LONG readLine( char *data, TQ_ULONG maxlen );
int getch();
int putch( int );
int ungetch(int);
bool canReadLine() const;
virtual TQString readLine();
TQ_UINT16 port() const;
TQ_UINT16 peerPort() const;
TQHostAddress address() const;
TQHostAddress peerAddress() const;
void setReadBufferSize( TQ_ULONG );
TQ_ULONG readBufferSize() const;
signals:
void hostFound();
void connected();
void connectionClosed();
void delayedCloseFinished();
void readyRead();
void bytesWritten( int nbytes );
void error( int );
protected slots:
virtual void sn_read( bool force=FALSE );
virtual void sn_write();
private slots:
void tryConnecting();
void emitErrorConnectionRefused();
private:
TQSocketPrivate *d;
bool consumeWriteBuf( TQ_ULONG nbytes );
void tryConnection();
void setSocketIntern( int socket );
private: // Disabled copy constructor and operator=
#if defined(TQ_DISABLE_COPY)
TQSocket( const TQSocket & );
TQSocket &operator=( const TQSocket & );
#endif
};
#endif //TQT_NO_NETWORK
#endif // TQSOCKET_H
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