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+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Qt3Support module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial Usage
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** 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 1.1, 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 have questions regarding the use of this file, please contact
+** Nokia at qt-info@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