private void InterfaceChanged(object sender, PropertyChangedEventArgs propertyChangedEventArgs)
{
if (sender is Interface myInterface)
{
Routes.RemoveAll(record => record.Interface != null && record.Interface.Equals(myInterface));
if (myInterface.IsActive)
{
var route = new Route(Route.RouteType.Connected)
{
Interface = myInterface,
NetworkAddress = myInterface.NetworkAddress,
NetworkMask = myInterface.NetworkMask
};
Routes.Add(route);
if (route.NetworkAddress != null && route.Interface != null)
{
ArpTable[route.NetworkAddress] = new ArpRecord(route.NetworkAddress, myInterface.MacAddress, true);
}
RouterChange?.Invoke(this, null);
}
}
}
private void PacketArrival(object sender, EthernetPacket eth)
{
var myInterface = (Interface)sender;
var arp = eth.Extract <ArpPacket>();
if (arp != null)
{
var protocol = new ArpProtocol(this, CurrentApp.Logging);
protocol.Process(myInterface, arp);
RouterChange?.Invoke(this, null);
return;
}
if (!eth.DestinationHardwareAddress.Equals(myInterface.MacAddress) && !eth.DestinationHardwareAddress.Equals(PhysicalAddress.Parse("01-00-5E-00-00-09")))
{
return;
}
var ip = eth.Extract <IPPacket>();
if (ip != null)
{
var protocol = new IpProtocol(this, CurrentApp.Logging);
protocol.Process(myInterface, ip);
}
}
private void InterfaceChanged(object sender, PropertyChangedEventArgs propertyChangedEventArgs)
{
if (sender is Interface myInterface)
{
try
{
Routes.Remove(Routes.Single(
record => record.Interface != null && record.Interface.Equals(myInterface))
);
}
catch (InvalidOperationException e)
{
}
if (myInterface.IsActive)
{
var route = new Route(Route.RouteType.Connected)
{
Interface = myInterface,
NetworkAddress = myInterface.NetworkAddress.GetNetworkAddress(myInterface.NetworkMask),
NetworkMask = myInterface.NetworkMask
};
Routes.Add(route);
if (myInterface.NetworkAddress != null)
{
ArpTable[myInterface.NetworkAddress] = new ArpRecord(myInterface.NetworkAddress, myInterface.MacAddress, true);
}
RouterChange?.Invoke(this, null);
}
}
}
private void ClockTickEvent(object source, ElapsedEventArgs e)
{
RouterChange?.Invoke(this, null);
}
