TcpSocket.h

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00001 // TcpSocket.h
00002 
00003 // This file is part of bes, A C++ back-end server implementation framework
00004 // for the OPeNDAP Data Access Protocol.
00005 
00006 // Copyright (c) 2004-2009 University Corporation for Atmospheric Research
00007 // Author: Patrick West <pwest@ucar.edu> and Jose Garcia <jgarcia@ucar.edu>
00008 //
00009 // This library is free software; you can redistribute it and/or
00010 // modify it under the terms of the GNU Lesser General Public
00011 // License as published by the Free Software Foundation; either
00012 // version 2.1 of the License, or (at your option) any later version.
00013 // 
00014 // This library is distributed in the hope that it will be useful,
00015 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00016 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00017 // Lesser General Public License for more details.
00018 // 
00019 // You should have received a copy of the GNU Lesser General Public
00020 // License along with this library; if not, write to the Free Software
00021 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00022 //
00023 // You can contact University Corporation for Atmospheric Research at
00024 // 3080 Center Green Drive, Boulder, CO 80301
00025  
00026 // (c) COPYRIGHT University Corporation for Atmospheric Research 2004-2005
00027 // Please read the full copyright statement in the file COPYRIGHT_UCAR.
00028 //
00029 // Authors:
00030 //      pwest       Patrick West <pwest@ucar.edu>
00031 //      jgarcia     Jose Garcia <jgarcia@ucar.edu>
00032 
00033 #ifndef TcpSocket_h
00034 #define TcpSocket_h 1
00035 
00036 #include <string>
00037 
00038 using std::string ;
00039 
00040 #include "Socket.h"
00041 
00042 class TcpSocket : public Socket
00043 {
00044 private:
00045     string                      _host ;
00046     int                         _portVal ;
00047 
00048     void                        setTcpRecvBufferSize() ;
00049     void                        setTcpSendBufferSize() ;
00050     bool                        _haveRecvBufferSize ;
00051     unsigned int                _recvBufferSize ;
00052     bool                        _haveSendBufferSize ;
00053     unsigned int                _sendBufferSize ;
00054 public:
00055                                 TcpSocket( const string &host, int portVal )
00056                                     : Socket(),
00057                                       _host( host ),
00058                                       _portVal( portVal ),
00059                                       _haveRecvBufferSize( false ),
00060                                       _recvBufferSize( 0 ),
00061                                       _haveSendBufferSize( false ),
00062                                       _sendBufferSize( 0 ) {}
00063                                 TcpSocket( int portVal )
00064                                     : Socket(),
00065                                       _host( "" ),
00066                                       _portVal( portVal ),
00067                                       _haveRecvBufferSize( false ) ,
00068                                       _recvBufferSize( 0 ),
00069                                       _haveSendBufferSize( false ),
00070                                       _sendBufferSize( 0 ) {}
00071                                 TcpSocket( int socket,
00072                                            struct sockaddr *addr )
00073                                     : Socket( socket, addr ),
00074                                       _host( "" ),
00075                                       _portVal( 0 ),
00076                                       _haveRecvBufferSize( false ) ,
00077                                       _recvBufferSize( 0 ),
00078                                       _haveSendBufferSize( false ),
00079                                       _sendBufferSize( 0 ) {}
00080     virtual                     ~TcpSocket() {}
00081     virtual void                connect() ;
00082     virtual void                listen() ;
00083 
00084     virtual unsigned int        getRecvBufferSize() ;
00085     virtual unsigned int        getSendBufferSize() ;
00086 
00087     virtual Socket *            newSocket( int socket,
00088                                            struct sockaddr *addr )
00089                                 {
00090                                     return new TcpSocket( socket, addr ) ;
00091                                 }
00092 
00093     virtual bool                allowConnection() ;
00094 
00095     virtual void                dump( ostream &strm ) const ;
00096 } ;
00097 
00098 #endif // TcpSocket_h
00099 

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