author | Mathieu Lacage <mathieu.lacage@sophia.inria.fr> |
Tue, 11 Mar 2008 13:30:12 -0700 | |
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// -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- |
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// |
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// Copyright (c) 2006 Georgia Tech Research Corporation |
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// All rights reserved. |
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// |
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// This program is free software; you can redistribute it and/or modify |
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// it under the terms of the GNU General Public License version 2 as |
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// published by the Free Software Foundation; |
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// |
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// This program is distributed in the hope that it will be useful, |
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// but WITHOUT ANY WARRANTY; without even the implied warranty of |
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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// GNU General Public License for more details. |
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// |
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// You should have received a copy of the GNU General Public License |
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// along with this program; if not, write to the Free Software |
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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// |
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// Author: George F. Riley<riley@ece.gatech.edu> |
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// |
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// Define the layer 4 demultiplexer object for ns3. |
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// George F. Riley, Georgia Tech, Fall 2006 |
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#ifndef IPV4_L4_DEMUX_H |
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#define IPV4_L4_DEMUX_H |
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#include <list> |
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#include "ns3/object.h" |
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#include "ns3/ptr.h" |
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namespace ns3 { |
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class Ipv4L4Protocol; |
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class Node; |
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class TraceContext; |
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/** |
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* \brief L4 Ipv4 Demux |
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*/ |
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class Ipv4L4Demux : public Object |
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{ |
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public: |
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static TypeId GetTypeId (void); |
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Ipv4L4Demux (); |
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virtual ~Ipv4L4Demux(); |
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void SetNode (Ptr<Node> node); |
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/** |
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* \param protocol a template for the protocol to add to this L4 Demux. |
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* \returns the L4Protocol effectively added. |
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* |
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* Invoke Copy on the input template to get a copy of the input |
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* protocol which can be used on the Node on which this L4 Demux |
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* is running. The new L4Protocol is registered internally as |
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* a working L4 Protocol and returned from this method. |
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* The caller does not get ownership of the returned pointer. |
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*/ |
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void Insert(Ptr<Ipv4L4Protocol> protocol); |
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/** |
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* \param protocolNumber number of protocol to lookup |
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* in this L4 Demux |
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* \returns a matching L4 Protocol |
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* |
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* This method is typically called by lower layers |
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* to forward packets up the stack to the right protocol. |
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* It is also called from NodeImpl::GetUdp for example. |
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*/ |
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Ptr<Ipv4L4Protocol> GetProtocol(int protocolNumber); |
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/** |
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* \param protocol protocol to remove from this demux. |
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* |
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* The input value to this method should be the value |
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* returned from the Ipv4L4Protocol::Insert method. |
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*/ |
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void Remove (Ptr<Ipv4L4Protocol> protocol); |
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protected: |
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virtual void DoDispose (void); |
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private: |
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typedef std::list<Ptr<Ipv4L4Protocol> > L4List_t; |
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L4List_t m_protocols; |
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Ptr<Node> m_node; |
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}; |
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} //namespace ns3 |
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#endif |