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Diffstat (limited to 'src/qt3support/network/q3socketdevice.h')
| -rw-r--r-- | src/qt3support/network/q3socketdevice.h | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/src/qt3support/network/q3socketdevice.h b/src/qt3support/network/q3socketdevice.h new file mode 100644 index 0000000..fde591d --- /dev/null +++ b/src/qt3support/network/q3socketdevice.h @@ -0,0 +1,177 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the Qt3Support module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef Q3SOCKETDEVICE_H +#define Q3SOCKETDEVICE_H + +#include <QtCore/qiodevice.h> +#include <QtNetwork/qhostaddress.h> // int->QHostAddress conversion + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Qt3Support) + +#ifndef QT_NO_NETWORK + +class Q3SocketDevicePrivate; + +class Q_COMPAT_EXPORT Q3SocketDevice: public QIODevice +{ +public: + enum Type { Stream, Datagram }; + enum Protocol { IPv4, IPv6, Unknown }; + + Q3SocketDevice( Type type = Stream ); + Q3SocketDevice( Type type, Protocol protocol, int dummy ); + Q3SocketDevice( int socket, Type type ); + virtual ~Q3SocketDevice(); + + bool isValid() const; + Type type() const; + Protocol protocol() const; + + int socket() const; + virtual void setSocket( int socket, Type type ); + + bool open( OpenMode mode ); + bool open( int mode ) { return open((OpenMode)mode); } + void close(); + bool 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(); + + qint64 bytesAvailable() const; + Q_LONG waitForMore( int msecs, bool *timeout=0 ) const; + virtual Q_LONG writeBlock( const char *data, Q_ULONG len, + const QHostAddress & host, Q_UINT16 port ); + inline Q_LONG writeBlock(const char *data, Q_ULONG len) + { return qint64(write(data, qint64(len))); } + inline qint64 readBlock(char *data, Q_ULONG maxlen) + { return qint64(read(data, qint64(maxlen))); } + + 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; + + inline bool isSequential() const { return true; } + +protected: + void setError( Error err ); + qint64 readData(char *data, qint64 maxlen); + qint64 writeData(const char *data, qint64 len); + +private: + int fd; + Type t; + Q_UINT16 p; + QHostAddress a; + Q_UINT16 pp; + QHostAddress pa; + Q3SocketDevice::Error e; + Q3SocketDevicePrivate * d; + + enum Option { Broadcast, ReceiveBuffer, ReuseAddress, SendBuffer }; + + int option( Option ) const; + virtual void setOption( Option, int ); + + void fetchConnectionParameters(); +#if defined(Q_OS_WIN32) || defined(Q_OS_WINCE) + void fetchPeerConnectionParameters(); +#endif + + static void init(); + int createNewSocket(); + Protocol getProtocol() const; + +private: // Disabled copy constructor and operator= +#if defined(Q_DISABLE_COPY) + Q3SocketDevice( const Q3SocketDevice & ); + Q3SocketDevice &operator=( const Q3SocketDevice & ); +#endif +}; + +#endif // QT_NO_NETWORK + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // Q3SOCKETDEVICE_H |