DFApp.h

// Copyright 2008 Michael Marsh, University of Maryland.
//
// This file is part of pydtn.
//
// pydtn is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// pydtn 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 pydtn.  If not, see <http://www.gnu.org/licenses/>.
//
// The views and conclusions contained in the software and documentation
// are those of the authors and should not be interpreted as representing
// official policies, either expressed or implied, of the University
// of Maryland.
//
// pydtn extends and embeds the Python interpreter, which is
// Copyright 2001-2006 Python Software Foundation, All Rights Reserved,
// and is released under the PSF License Agreement.
//
// RANLUX random number generation uses the Boost library,
// Copyright 1994-2006 by various authors (details in individual files),
// which is released under the Boost Software License, Version 1.0.

#ifndef __DIFFERENTIAL_FORWARDING_DFAPP_H__
#define __DIFFERENTIAL_FORWARDING_DFAPP_H__

#include "config.h"

#include <sys/time.h>
#include <list>

#include "mobility/MobileApp.h"
#include "dtn/Link.h"

namespace DifferentialForwarding
{
   class DFApp : public Mobility::MobileApp
   {
      public :
         DFApp( const struct timeval& timeout, DTN::Link* link );

         virtual ~DFApp();

         void beacon();

         virtual DTN::Link* linked( const DTN::ByteString& dest ) = 0;

      protected :
         virtual DTN::Bundle* createBeacon() = 0;

         const struct timeval& timeout() const { return m_timeout; }
         DTN::Link* link() { return m_link; }

      private :
         struct timeval  m_timeout;
         DTN::Link*      m_link;
   };
};

#endif // __DIFFERENTIAL_FORWARDING_DFAPP_H__

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