public virtual void Input(IPFrame frame)
{
if (frame.ProtocolType == ProtocolType.Tcp)
{
var f = Tcp.Parse(frame);
if (f != null)
{
Tcp.Input(f);
}
}
else if (frame.ProtocolType == ProtocolType.Udp)
{
var f = Udp.Parse(frame);
if (f != null)
{
Udp.Input(f);
}
}
else if (frame.ProtocolType == ProtocolType.Icmp)
{
var f = Icmp.Parse(frame);
if (f != null)
{
Icmp.Input(f);
}
}
}
private double PacketLossTestSignleRun(IPAddress destinationIpAddress)
{
var options = new PingOptions
{
DontFragment = true
};
var data = new char[_bufferSizeInBytes];
for (var i = 0; i < _bufferSizeInBytes; i++)
{
data[i] = 'a';
}
var buffer = Encoding.ASCII.GetBytes(data);
int failed = 0;
for (int i = 0; i < _pingCount; i++)
{
var reply = Icmp.Send(this._networkInterface.IpAddress, destinationIpAddress, _timeoutInMsec, buffer, options);
if (reply.Status != IPStatus.Success)
{
failed += 1;
Logger.Logger.AddMessage($"Ping status for {i} - {reply.Status.ToString()} ", MessageThreshold.WARNING);
}
}
return(((double)failed / _pingCount) * 100);
}
public void PacketDispatcher(PcapDotNet.Packets.Packet packet)
{
Common.PacketData pdata = new Common.PacketData(packet);
if (!NetworkFirewall.TestIncoming(pdata))
{
return;
}
Task.Run(() =>
{
switch (pdata.Type)
{
case PacketType.Arp:
Arp.OnReceivePacket(pdata);
break;
case PacketType.Icmp:
Icmp.OnReceivePacket(pdata);
break;
case PacketType.Dns:
Dns.OnReceivePacket(pdata);
break;
case PacketType.Tcp:
Tcp.OnReceivePacket(pdata);
break;
case PacketType.Http:
Tcp.OnReceivePacket(pdata);
break;
}
});
}
private double ResponseTimeSingleTest(IPAddress destinationAddress)
{
double meanLatency = 0;
var pingReply = Icmp.Send(this._networkInterface.IpAddress, destinationAddress, _timeoutInMsec);
for (int i = 0; i < _pingCount; i++)
{
if (pingReply == null)
{
continue;
}
pingReply = Icmp.Send(this._networkInterface.IpAddress, destinationAddress);
if (pingReply != null)
{
meanLatency += pingReply.RoundTripTime.TotalMilliseconds;
}
}
return(meanLatency / _pingCount);
}
