69 lines
1.8 KiB
C++
69 lines
1.8 KiB
C++
// -*- 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 3 Protocol base class
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// George F. Riley, Georgia Tech, Spring 2007
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#ifndef L3_PROTOCOL_H
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#define L3_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 NetDevice;
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class Node;
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class TraceResolver;
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class TraceContext;
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/**
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* ::Send is always defined in subclasses.
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*/
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class L3Protocol : public Object {
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public:
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L3Protocol(int protocolNumber, int version);
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virtual ~L3Protocol ();
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int GetProtocolNumber (void) const;
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int GetVersion() const;
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virtual TraceResolver *CreateTraceResolver (TraceContext const &context) = 0;
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/**
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* Lower layer calls this method after calling L3Demux::Lookup
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* The ARP subclass needs to know from which NetDevice this
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* packet is coming to:
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* - implement a per-NetDevice ARP cache
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* - send back arp replies on the right device
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*/
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virtual void Receive(Packet& p, NetDevice *device) = 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
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