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Diffstat (limited to 'src/network/qsocketdevice.h')
| -rw-r--r-- | src/network/qsocketdevice.h | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/src/network/qsocketdevice.h b/src/network/qsocketdevice.h new file mode 100644 index 0000000..36f0126 --- /dev/null +++ b/src/network/qsocketdevice.h @@ -0,0 +1,170 @@ +/**************************************************************************** +** +** Definition of QSocketDevice class. +** +** Created : 970521 +** +** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved. +** +** This file is part of the network module of the Qt 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 Qt 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.QPL +** included in the packaging of this file. Licensees holding valid Qt +** Commercial 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 WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted +** herein. +** +**********************************************************************/ + +#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 }; + enum Protocol { IPv4, IPv6, Unknown }; + + QSocketDevice( Type type = Stream ); + QSocketDevice( Type type, Protocol protocol, int dummy ); + QSocketDevice( int socket, Type type ); + virtual ~QSocketDevice(); + + bool isValid() const; + Type type() const; + Protocol protocol() 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, + InternalError, + Bug = InternalError, // ### remove in 4.0? + 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(); + Protocol getProtocol() const; + +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 |