public void Open()
{
if (!Directory.Exists(logFolder))
{
Directory.CreateDirectory(logFolder);
}
if (packetFolder != null && !Directory.Exists(packetFolder))
{
Directory.CreateDirectory(packetFolder);
}
OpenLogfile();
pcap.Open(adapter);
terminated = false;
}
static void Main(string[] args)
{
var pcap = new Pcap();
pcap.Open(ConfigurationManager.AppSettings["Adapter"]);
var address = IPAddress.Parse(ConfigurationManager.AppSettings["Address"]);
var port = UInt16.Parse(ConfigurationManager.AppSettings["Port"]);
Packet packet = null;
long tx = 0, rx = 0;
while (true)
{
if ((packet = pcap.Next()) != null)
{
var eth = new EthernetHeader(packet.Data);
if (eth.Protocol == (int)EthernetProtocol.IP)
{
var ip = new IPHeader(eth);
if (ip.Protocol == IPProtocol.Tcp)
{
var tcp = new TcpHeader(ip);
if (ip.SourceIp.Equals(address) && tcp.SourcePort == port)
{
rx += tcp.Length;
}
else if (ip.DestinationIp.Equals(address) && tcp.DestinationPort == port)
{
tx += tcp.Length;
}
}
}
}
if (KeyPressed())
{
Console.WriteLine("{0},{1}", tx, rx);
tx = 0;
rx = 0;
}
}
}
