udp.h

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/***************************************************************************
 *   Copyright (C) 2001 by Rick L. Vinyard, Jr.                            *
 *   rvinyard@cs.nmsu.edu                                                  *
 *                                                                         *
 *   This file is part of the conexus library.                             *
 *                                                                         *
 *   The conexus library is free software; you can redistribute it and/or  *
 *   modify it under the terms of the GNU General Public License           *
 *   version 3 as published by the Free Software Foundation.               *
 *                                                                         *
 *   The conexus library is distributed in the hope that it will be        *
 *   useful, but WITHOUT ANY WARRANTY; without even the implied warranty   *
 *   of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU   *
 *   General Public License for more details.                              *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this software. If not see <http://www.gnu.org/licenses/>.  *
 ***************************************************************************/
#ifndef CONEXUSNSPRUDP_H
#define CONEXUSNSPRUDP_H

#include <conexus-nspr/socket.h>

namespace Conexus
{

  namespace NSPR
  {

    class UDP : public Socket
    {
      protected:

        UDP( uint32_t host, uint16_t localport, uint16_t remoteport );

        UDP( const std::string& host, uint16_t localport, uint16_t remoteport );

      public:

        typedef ConexusPointer<UDP> pointer;

        static UDP::pointer create( uint16_t localport = 0, uint16_t remoteport = 0 );

        static UDP::pointer create( uint32_t host, uint16_t localport, uint16_t remoteport );

        static UDP::pointer create( const std::string& host, uint16_t localport=0, uint16_t remoteport=0 );

        virtual ~UDP() throw();

        virtual void open() throw ( open_exception );

        virtual void bind() throw ( bind_exception );

        virtual void bind( Conexus::Address& a ) throw ( bind_exception );

        virtual void close() throw ( close_exception );

        //         virtual ssize_t write( const void* data, size_t size ) throw ( write_exception );

        //         virtual Data::pointer read( size_t s = -1 ) throw ( read_exception );

        virtual void connect() throw ( connect_exception );

        virtual void connect( Address& a ) throw ( connect_exception );

        virtual void set_write_without_connect( bool value = true );


        virtual bool write_without_connect() const;

        virtual bool multicast_auto_join() const;

        virtual void set_multicast_auto_join( bool value = true );

        virtual int multicast_hops();

        virtual void set_multicast_hops( int hops );

        virtual bool multicast_loop();

        virtual void set_multicast_loop( bool loop );

      protected:
        bool m_write_without_connect;
        bool m_multicast_auto_join;
        bool m_multicast_joined;


        virtual void join();

        virtual void leave();

        virtual size_t write_data(const Data data, Timeout timeout) throw (write_exception);

    };

  }

}

#endif