// -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*-

//

// Copyright (c) 2006 Georgia Tech Research Corporation

// All rights reserved.

//

// This program is free software; you can redistribute it and/or modify

// it under the terms of the GNU General Public License version 2 as

// published by the Free Software Foundation;

//

// This program 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 program; if not, write to the Free Software

// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

//

// Author: George F. Riley<riley@ece.gatech.edu>

//

// Define the layer 4 demultiplexer object for ns3.

// George F. Riley, Georgia Tech, Fall 2006

#include "ipv4-l4-demux.h"

#include "ipv4-l4-protocol.h"

namespace ns3 {

Ipv4L4Demux::Ipv4L4Demux ()

{}

Ipv4L4Demux::Ipv4L4Demux(Ipv4L4Demux const &o)

{

  for (L4List_t::const_iterator i = o.m_protocols.begin(); i != o.m_protocols.end(); ++i)

    {

      Insert(*(*i));

    }

}

Ipv4L4Demux::~Ipv4L4Demux()

{}

Ipv4L4Demux* 

Ipv4L4Demux::Copy() const

{

  return new Ipv4L4Demux(*this);

}

Ipv4L4Protocol* 

Ipv4L4Demux::Insert(const Ipv4L4Protocol&protocol)

{

  Ipv4L4Protocol* copy = protocol.Copy(); // Make a copy of the protocol

  m_protocols.push_back (copy);

  return copy;

}

Ipv4L4Protocol* 

Ipv4L4Demux::Lookup(int protocolNumber)

{

  for (L4List_t::iterator i = m_protocols.begin(); i != m_protocols.end(); ++i)

    {

      if ((*i)->GetProtocolNumber () == protocolNumber)

	{

	  return *i;

	}

    }

  return 0;

}

void

Ipv4L4Demux::Erase(Ipv4L4Protocol*protocol)

{

  m_protocols.remove (protocol);

}

}//namespace ns3