Exemplo n.º 1
0
 public void CheckPacket(Packet packet, MacAddress mac)
 {
     IP.SocketID key = new IP.SocketID();
     if (packet.Ethernet.EtherType == EthernetType.IpV4)
     {
         // egress key
         if (packet.Ethernet.Source == mac)
         {
             key.LocalEP = new IPEndPoint(IPAddress.Parse(packet.Ethernet.IpV4.Source.ToString()), packet.Ethernet.IpV4.Udp.SourcePort);
             key.RemoteEP = new IPEndPoint(IPAddress.Parse(packet.Ethernet.IpV4.Destination.ToString()), packet.Ethernet.IpV4.Udp.DestinationPort);
             
         }
         // ingress key
         else //if (packet.Ethernet.Destination == mac)
         {
             key.LocalEP = new IPEndPoint(IPAddress.Parse(packet.Ethernet.IpV4.Destination.ToString()), packet.Ethernet.IpV4.Udp.DestinationPort);
             key.RemoteEP = new IPEndPoint(IPAddress.Parse(packet.Ethernet.IpV4.Source.ToString()), packet.Ethernet.IpV4.Udp.SourcePort);
         }
         key.Protocol = (IP.ProtocolFamily)packet.Ethernet.IpV4.Protocol;
     }
     else //if (packet.Ethernet.EtherType == EthernetType.IpV6)
     {
         // egress key
         if (packet.Ethernet.Source == mac)
         {
             key.LocalEP = new IPEndPoint(IPAddress.Parse(packet.Ethernet.IpV6.Source.ToString()), packet.Ethernet.IpV6.Udp.SourcePort);
             key.RemoteEP = new IPEndPoint(IPAddress.Parse(packet.Ethernet.IpV6.CurrentDestination.ToString()), packet.Ethernet.IpV6.Udp.DestinationPort);
         }
         // ingress key
         else //if (packet.Ethernet.Destination == mac)
         {
             key.LocalEP = new IPEndPoint(IPAddress.Parse(packet.Ethernet.IpV6.CurrentDestination.ToString()), packet.Ethernet.IpV6.Udp.DestinationPort);
             key.RemoteEP = new IPEndPoint(IPAddress.Parse(packet.Ethernet.IpV6.Source.ToString()), packet.Ethernet.IpV6.Udp.SourcePort);
         }
         key.Protocol = (IP.ProtocolFamily)packet.Ethernet.IpV6.NextHeader;
     }
     // egress update
     if (packet.Ethernet.Source == mac)
         byteTable.AddOrUpdate(key, new Bytes(0, packet.Ethernet.PayloadLength), (k, v) => v.Update(0, packet.Ethernet.PayloadLength));
     // ingress update
     else //if (packet.Ethernet.Destination == mac)
         byteTable.AddOrUpdate(key, new Bytes(packet.Ethernet.PayloadLength, 0), (k, v) => v.Update(packet.Ethernet.PayloadLength, 0));
     
     if (NewBytes != null)
         NewBytes(null, new NewBytesEventArgs(key));
     //if (Global.Config.Gadget.Debug)
     //    Global.WriteLog("New bytes: " +
     //        key.LocalEP.Address.ToString() + ":" + key.LocalEP.Port + (packet.Ethernet.Source == mac ? " -> " : " <- ") +
     //        key.RemoteEP.Address.ToString() + ":" + key.RemoteEP.Port + " " + key.Protocol);
 }
Exemplo n.º 2
0
 public NewBytesEventArgs(IP.SocketID socketID)
 {
     SocketID = socketID;
 }