mesh-point-device.h

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/*
 * Copyright (c) 2008,2009 IITP RAS
 *
 * 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
 *
 * Authors: Kirill Andreev <andreev@iitp.ru>
 *          Pavel Boyko <boyko@iitp.ru>
 */
 
#ifndef L2ROUTING_NET_DEVICE_H
#define L2ROUTING_NET_DEVICE_H
 
#include "mesh-l2-routing-protocol.h"
 
#include "ns3/bridge-channel.h"
#include "ns3/mac48-address.h"
#include "ns3/net-device.h"
#include "ns3/node.h"
#include "ns3/random-variable-stream.h"
 
namespace ns3
{
 
class MeshPointDevice : public NetDevice
{
  public:
    static TypeId GetTypeId();
    MeshPointDevice();
    ~MeshPointDevice() override;
 
 
    void AddInterface(Ptr<NetDevice> port);
    uint32_t GetNInterfaces() const;
    Ptr<NetDevice> GetInterface(uint32_t id) const;
    std::vector<Ptr<NetDevice>> GetInterfaces() const;
 
 
    void SetRoutingProtocol(Ptr<MeshL2RoutingProtocol> protocol);
    Ptr<MeshL2RoutingProtocol> GetRoutingProtocol() const;
 
    // Inherited from NetDevice
    void SetIfIndex(const uint32_t index) override;
    uint32_t GetIfIndex() const override;
    Ptr<Channel> GetChannel() const override;
    Address GetAddress() const override;
    void SetAddress(Address a) override;
    bool SetMtu(const uint16_t mtu) override;
    uint16_t GetMtu() const override;
    bool IsLinkUp() const override;
    void AddLinkChangeCallback(Callback<void> callback) override;
    bool IsBroadcast() const override;
    Address GetBroadcast() const override;
    bool IsMulticast() const override;
    Address GetMulticast(Ipv4Address multicastGroup) const override;
    bool IsPointToPoint() const override;
    bool IsBridge() const override;
    bool Send(Ptr<Packet> packet, const Address& dest, uint16_t protocolNumber) override;
    bool SendFrom(Ptr<Packet> packet,
                  const Address& source,
                  const Address& dest,
                  uint16_t protocolNumber) override;
    Ptr<Node> GetNode() const override;
    void SetNode(Ptr<Node> node) override;
    bool NeedsArp() const override;
    void SetReceiveCallback(NetDevice::ReceiveCallback cb) override;
    void SetPromiscReceiveCallback(NetDevice::PromiscReceiveCallback cb) override;
    bool SupportsSendFrom() const override;
    Address GetMulticast(Ipv6Address addr) const override;
    void DoDispose() override;
 
 
    void Report(std::ostream& os) const;
    void ResetStats();
 
    int64_t AssignStreams(int64_t stream);
 
    Time GetForwardingDelay() const;
 
  private:
    void ReceiveFromDevice(Ptr<NetDevice> device,
                           Ptr<const Packet> packet,
                           uint16_t protocol,
                           const Address& source,
                           const Address& destination,
                           PacketType packetType);
    void Forward(Ptr<NetDevice> incomingPort,
                 Ptr<const Packet> packet,
                 uint16_t protocol,
                 const Mac48Address src,
                 const Mac48Address dst);
    void DoSend(bool success,
                Ptr<Packet> packet,
                Mac48Address src,
                Mac48Address dst,
                uint16_t protocol,
                uint32_t iface);
 
  private:
    NetDevice::ReceiveCallback m_rxCallback;
    NetDevice::PromiscReceiveCallback m_promiscRxCallback;
    Mac48Address m_address;
    Ptr<Node> m_node;
    std::vector<Ptr<NetDevice>> m_ifaces;
    uint32_t m_ifIndex;
    uint16_t m_mtu;
    Ptr<BridgeChannel> m_channel;
    Ptr<MeshL2RoutingProtocol> m_routingProtocol;
    Ptr<RandomVariableStream> m_forwardingRandomVariable;
 
    struct Statistics
    {
        uint32_t unicastData;        
        uint32_t unicastDataBytes;   
        uint32_t broadcastData;      
        uint32_t broadcastDataBytes; 
 
        Statistics();
    };
 
    // Counters
    Statistics m_rxStats;  
    Statistics m_txStats;  
    Statistics m_fwdStats; 
};
} // namespace ns3
#endif