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Diffstat (limited to 'src/qt3support/network/q3socket.h')
| -rw-r--r-- | src/qt3support/network/q3socket.h | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/src/qt3support/network/q3socket.h b/src/qt3support/network/q3socket.h new file mode 100644 index 0000000..7922406 --- /dev/null +++ b/src/qt3support/network/q3socket.h @@ -0,0 +1,157 @@ +/**************************************************************************** +** +** 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 Q3SOCKET_H +#define Q3SOCKET_H + +#include <QtCore/qiodevice.h> +#include <QtNetwork/qhostaddress.h> // int->QHostAddress conversion + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Qt3Support) + +class Q3SocketPrivate; +class Q3SocketDevice; + +class Q_COMPAT_EXPORT Q3Socket : public QIODevice +{ + Q_OBJECT +public: + enum Error { + ErrConnectionRefused, + ErrHostNotFound, + ErrSocketRead + }; + + Q3Socket( QObject *parent=0, const char *name=0 ); + virtual ~Q3Socket(); + + enum State { Idle, HostLookup, Connecting, + Connected, Closing, + Connection=Connected }; + State state() const; + + int socket() const; + virtual void setSocket( int ); + + Q3SocketDevice *socketDevice(); + virtual void setSocketDevice( Q3SocketDevice * ); + +#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( OpenMode mode ); + bool open(int mode) { return open((OpenMode)mode); } + void close(); + bool flush(); + Offset size() const; + Offset at() const; + bool at( Offset ); + bool atEnd() const; + + qint64 bytesAvailable() const; + Q_ULONG waitForMore( int msecs, bool *timeout ) const; + Q_ULONG waitForMore( int msecs ) const; // ### Qt 4.0: merge the two overloads + qint64 bytesToWrite() const; + void clearPendingData(); + + int getch(); + int putch( int ); + int ungetch(int); + + bool canReadLine() const; + + Q_UINT16 port() const; + Q_UINT16 peerPort() const; + QHostAddress address() const; + QHostAddress peerAddress() const; + + void setReadBufferSize( Q_ULONG ); + Q_ULONG readBufferSize() const; + + inline bool isSequential() const { return true; } + +Q_SIGNALS: + void hostFound(); + void connected(); + void connectionClosed(); + void delayedCloseFinished(); + void readyRead(); + void bytesWritten( int nbytes ); + void error( int ); + +protected Q_SLOTS: + virtual void sn_read( bool force=false ); + virtual void sn_write(); + +protected: + qint64 readData(char *data, qint64 maxlen); + qint64 writeData(const char *data, qint64 len); + +private Q_SLOTS: + void tryConnecting(); + void emitErrorConnectionRefused(); + +private: + Q3SocketPrivate *d; + + bool consumeWriteBuf( Q_ULONG nbytes ); + void tryConnection(); + void setSocketIntern( int socket ); + +private: // Disabled copy constructor and operator= +#if defined(Q_DISABLE_COPY) + Q3Socket( const Q3Socket & ); + Q3Socket &operator=( const Q3Socket & ); +#endif +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // Q3SOCKET_H |