101 lines
2.9 KiB
C++
101 lines
2.9 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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// Define the basic Node object for ns3.
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// George F. Riley, Georgia Tech, Fall 2006
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#ifndef __NODE_H__
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#define __NODE_H__
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#include <vector>
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#include <list>
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#include "ns3/smartset.h"
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namespace ns3 {
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class NodeList;
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class ApplicationList;
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// The below five may be encapsulated/abstracted in a Kernel or Stack class
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class L3Demux;
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class Ipv4L4Demux;
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class Ipv4;
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class Udp;
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class Arp;
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class TraceContext;
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class TraceResolver;
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class NetDevice;
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class Node {
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friend class NodeList;
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friend class SmartSet<Node*>;
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public:
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Node();
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Node(uint32_t); // Specify which system for a distributed simulation
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virtual ~Node();
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virtual TraceResolver *CreateTraceResolver (TraceContext const &context) = 0;
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uint32_t GetId (void) const;
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uint32_t GetSystemId (void) const;
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void SetSystemId(uint32_t s);
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uint32_t AddDevice (NetDevice *device);
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NetDevice *GetDevice (uint32_t index) const;
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uint32_t GetNDevices (void) const;
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virtual void Dispose (void);
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private:
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virtual void DoAddDevice (NetDevice *device) const = 0;
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protected:
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void SetId(uint32_t); // NodeList::Add() calls this
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public:
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// Virtual "Getters" for each capability.
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// These exist to allow owners of a generic Node pointer to get
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// a pointer to the underlying capability, a pointer to a "NULL"
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// capability if one exists, or the nil pointer if not.
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// Each of these has a default behavior of returning a null capability
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// of the correct type if one exists, or the nil pointer if no
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// null capability exists.
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virtual L3Demux* GetL3Demux() const;
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virtual Ipv4L4Demux* GetIpv4L4Demux() const;
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virtual ApplicationList* GetApplicationList() const;
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virtual Ipv4 * GetIpv4 (void) const;
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virtual Udp * GetUdp (void) const;
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virtual Arp * GetArp (void) const;
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private:
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static uint32_t g_nextId; // Next available ID
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uint32_t m_id; // Node id for this node
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uint32_t m_sid; // System id for this node
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std::vector<NetDevice *> m_devices;
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};
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} //namespace ns3
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#endif
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