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00018 #ifndef BRIDGE_NET_DEVICE_H
00019 #define BRIDGE_NET_DEVICE_H
00020
00021 #include "ns3/net-device.h"
00022 #include "ns3/mac48-address.h"
00023 #include "ns3/nstime.h"
00024 #include "ns3/bridge-channel.h"
00025 #include <stdint.h>
00026 #include <string>
00027 #include <map>
00028
00029 namespace ns3 {
00030
00031 class Node;
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00066 class BridgeNetDevice : public NetDevice
00067 {
00068 public:
00069 static TypeId GetTypeId (void);
00070 BridgeNetDevice ();
00071 virtual ~BridgeNetDevice ();
00072
00073
00074
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00082
00083
00084 void AddBridgePort (Ptr<NetDevice> bridgePort);
00085
00086 uint32_t GetNBridgePorts (void) const;
00087
00088 Ptr<NetDevice> GetBridgePort (uint32_t n) const;
00089
00090
00091 virtual void SetName(const std::string name);
00092 virtual std::string GetName(void) const;
00093 virtual void SetIfIndex(const uint32_t index);
00094 virtual uint32_t GetIfIndex(void) const;
00095 virtual Ptr<Channel> GetChannel (void) const;
00096 virtual Address GetAddress (void) const;
00097 virtual bool SetMtu (const uint16_t mtu);
00098 virtual uint16_t GetMtu (void) const;
00099 virtual bool IsLinkUp (void) const;
00100 virtual void SetLinkChangeCallback (Callback<void> callback);
00101 virtual bool IsBroadcast (void) const;
00102 virtual Address GetBroadcast (void) const;
00103 virtual bool IsMulticast (void) const;
00104 virtual Address GetMulticast (Ipv4Address multicastGroup) const;
00105 virtual bool IsPointToPoint (void) const;
00106 virtual bool IsBridge (void) const;
00107 virtual bool Send (Ptr<Packet> packet, const Address& dest, uint16_t protocolNumber);
00108 virtual bool SendFrom (Ptr<Packet> packet, const Address& source, const Address& dest, uint16_t protocolNumber);
00109 virtual Ptr<Node> GetNode (void) const;
00110 virtual void SetNode (Ptr<Node> node);
00111 virtual bool NeedsArp (void) const;
00112 virtual void SetReceiveCallback (NetDevice::ReceiveCallback cb);
00113 virtual void SetPromiscReceiveCallback (NetDevice::PromiscReceiveCallback cb);
00114 virtual bool SupportsSendFrom () const;
00115 virtual Address GetMulticast (Ipv6Address addr) const;
00116
00117 protected:
00118 virtual void DoDispose (void);
00119
00120 void ReceiveFromDevice (Ptr<NetDevice> device, Ptr<const Packet> packet, uint16_t protocol,
00121 Address const &source, Address const &destination, PacketType packetType);
00122 void ForwardUnicast (Ptr<NetDevice> incomingPort, Ptr<const Packet> packet,
00123 uint16_t protocol, Mac48Address src, Mac48Address dst);
00124 void ForwardBroadcast (Ptr<NetDevice> incomingPort, Ptr<const Packet> packet,
00125 uint16_t protocol, Mac48Address src, Mac48Address dst);
00126 void Learn (Mac48Address source, Ptr<NetDevice> port);
00127 Ptr<NetDevice> GetLearnedState (Mac48Address source);
00128
00129 private:
00130 NetDevice::ReceiveCallback m_rxCallback;
00131 NetDevice::PromiscReceiveCallback m_promiscRxCallback;
00132
00133 Mac48Address m_address;
00134 Time m_expirationTime;
00135 struct LearnedState
00136 {
00137 Ptr<NetDevice> associatedPort;
00138 Time expirationTime;
00139 };
00140 std::map<Mac48Address, LearnedState> m_learnState;
00141 Ptr<Node> m_node;
00142 Ptr<BridgeChannel> m_channel;
00143 std::string m_name;
00144 std::vector< Ptr<NetDevice> > m_ports;
00145 uint32_t m_ifIndex;
00146 uint16_t m_mtu;
00147 bool m_enableLearning;
00148 };
00149
00150 }
00151
00152 #endif