downstreamtransport.h

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/*
 * Copyright (c) 2013-2014 - Adjacent Link LLC, Bridgewater, New Jersey
 * Copyright (c) 2008-2009 - DRS CenGen, LLC, Columbia, Maryland
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * * Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * * Redistributions in binary form must reproduce the above copyright
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 *   the documentation and/or other materials provided with the
 *   distribution.
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 *   contributors may be used to endorse or promote products derived
 *   from this software without specific prior written permission.
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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#ifndef EMANEDOWNSTREAMTRANSPORT_HEADER_
#define EMANEDOWNSTREAMTRANSPORT_HEADER_

#include "emane/controlmessage.h"
#include "emane/downstreampacket.h"
#include "emane/upstreampacket.h"

namespace EMANE
{
  class UpstreamTransport;

  class DownstreamTransport
  {
  public:
    virtual ~DownstreamTransport(){}

    virtual void processDownstreamPacket(DownstreamPacket & pkt,
                                         const ControlMessages & msgs = empty) = 0;

    virtual void processDownstreamControl(const ControlMessages & msgs) = 0;
    
    void virtual setUpstreamTransport(UpstreamTransport * pUpstreamTransport)
    {
      pUpstreamTransport_ = pUpstreamTransport; 
    }

    void sendUpstreamPacket(UpstreamPacket & pkt, 
                            const ControlMessages & msgs = empty);

    void sendUpstreamControl(const ControlMessages & msgs);

    
    static const ControlMessages empty;

  protected:
    
    DownstreamTransport():
      pUpstreamTransport_(0){}

  private:
    UpstreamTransport * pUpstreamTransport_;
  };
}

#include "emane/downstreamtransport.inl"

#endif //EMANEDOWNSTREAMTRANSPORT_HEADER_