author | Mathieu Lacage <mathieu.lacage@sophia.inria.fr> |
Sun, 12 Aug 2007 16:28:29 +0200 | |
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permissions | -rw-r--r-- |
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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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// NS3 - Layer 4 Protocol base class |
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// George F. Riley, Georgia Tech, Spring 2007 |
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#ifndef IPV4_L4_PROTOCOL_H |
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#define IPV4_L4_PROTOCOL_H |
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#include "ns3/object.h" |
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namespace ns3 { |
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class Packet; |
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class Ipv4Address; |
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class TraceResolver; |
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class TraceContext; |
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/** |
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* \brief L4 Protocol base class |
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* |
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* If you want to implement a new L4 protocol, all you have to do is |
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* implement a subclass of this base class and add it to an L4Demux. |
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*/ |
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class Ipv4L4Protocol : public Object |
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{ |
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public: |
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Ipv4L4Protocol(int protocolNumber, int version); |
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virtual ~Ipv4L4Protocol (); |
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/** |
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* \returns the protocol number of this protocol. |
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*/ |
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int GetProtocolNumber (void) const; |
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/** |
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* \returns the version number of this protocol. |
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*/ |
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int GetVersion() const; |
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/** |
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* \param p packet to forward up |
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* \param source source address of packet received |
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* \param destination address of packet received |
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* |
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* Called from lower-level layers to send the packet up |
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* in the stack. |
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*/ |
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virtual void Receive(Packet& p, |
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Ipv4Address const &source, |
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Ipv4Address const &destination) = 0; |
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protected: |
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virtual void DoDispose (void); |
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private: |
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int m_protocolNumber; |
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int m_version; |
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}; |
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} // Namespace ns3 |
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#endif |