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/****************************************************************************
** $Id: qt/src/network/qsocket.h 2.3.1 edited 2001-01-26 $
**
** Definition of QSocket 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 QSOCKET_H
#define QSOCKET_H
#ifndef QT_H
#include "qsocketdevice.h"
#include "qsocketnotifier.h"
#endif // QT_H
#ifndef QT_NO_NETWORK
class QSocketPrivate;
class Q_EXPORT QSocket : public QObject, public QIODevice
{
Q_OBJECT
public:
enum Error {
ErrConnectionRefused,
ErrHostNotFound,
ErrSocketRead
};
QSocket( QObject *parent=0, const char *name=0 );
virtual ~QSocket();
enum State { Idle, HostLookup, Connecting,
Listening, Connection, Closing };
State state() const;
int socket() const;
virtual void setSocket( int );
#ifndef QT_NO_DNS
virtual void connectToHost( const QString &host, Q_UINT16 port );
#endif
QString peerName() const;
// Implementation of QIODevice abstract virtual functions
bool open( int mode );
void close();
void flush();
uint size() const;
int at() const;
bool at( int );
bool atEnd() const;
int bytesAvailable() const;
int waitForMore( int msecs ) const;
int bytesToWrite() const;
int readBlock( char *data, uint maxlen );
int writeBlock( const char *data, uint len );
int readLine( char *data, uint maxlen );
int getch();
int putch( int );
int ungetch(int);
bool canReadLine() const;
virtual QString readLine();
Q_UINT16 port() const;
Q_UINT16 peerPort() const;
QHostAddress address() const;
QHostAddress peerAddress() 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();
virtual void sn_write();
protected:
QSocketDevice *socketDevice();
private slots:
void tryConnecting();
private:
QSocketPrivate *d;
bool consumeReadBuf( int nbytes, char * );
bool consumeWriteBuf( int nbytes );
bool scanNewline( QByteArray * = 0 );
void tryConnection();
void setSocketIntern( int socket );
private: // Disabled copy constructor and operator=
#if defined(Q_DISABLE_COPY)
QSocket( const QSocket & );
QSocket &operator=( const QSocket & );
#endif
};
#endif //QT_NO_NETWORK
#endif // QSOCKET_H
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