Socket.h

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00001 // Socket.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) 2004,2005 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 Socket_h
00034 #define Socket_h 1
00035 
00036 #include <netinet/in.h>
00037 
00038 #include <string>
00039 
00040 using std::string ;
00041 
00042 #include "BESObj.h"
00043 
00044 class Socket : public BESObj
00045 {
00046 protected:
00047     int                         _socket ;
00048     bool                        _connected ;
00049     bool                        _listening ;
00050     struct sockaddr_in          _from ;
00051     bool                        _addr_set ;
00052 public:
00053                                 Socket()
00054                                     : _socket( 0 ),
00055                                       _connected( false ),
00056                                       _listening( false ),
00057                                       _addr_set( false ) {}
00058                                 Socket( int socket,
00059                                         const struct sockaddr_in & )
00060                                     : _socket( socket ),
00061                                       _connected( true ),
00062                                       _listening( false ),
00063                                       _addr_set( true ) {}
00064     virtual                     ~Socket() { close() ; }
00065     virtual void                connect() = 0 ;
00066     virtual bool                isConnected() { return _connected ; }
00067     virtual void                listen() = 0 ;
00068     virtual bool                isListening() { return _listening ; }
00069     virtual void                close() ;
00070     virtual void                send( const string &str, int start, int end ) ;
00071     virtual int                 receive( char *inBuff, int inSize ) ;
00072     virtual int                 getSocketDescriptor()
00073                                 {
00074                                     return _socket ;
00075                                 }
00076 
00077     virtual Socket *            newSocket( int socket,
00078                                            const struct sockaddr_in &f ) = 0 ;
00079 
00080     virtual void                dump( ostream &strm ) const ;
00081 } ;
00082 
00083 #endif // Socket_h
00084 

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