private TreeViewItem MakeIPTreeNode(IPHeader ipHeader)
{
TreeViewItem ipItem = new TreeViewItem();
ipItem.Header = "IP";
ipItem.Items.Add("Ver: " + ipHeader.Version);
ipItem.Items.Add("Header Length: " + ipHeader.HeaderLength);
ipItem.Items.Add("Differntiated Services: " + ipHeader.DifferentiatedServices);
ipItem.Items.Add("Total Length: " + ipHeader.TotalLength);
ipItem.Items.Add("Identification: " + ipHeader.Identification);
ipItem.Items.Add("Flags: " + ipHeader.Flags);
ipItem.Items.Add("Fragmentation Offset: " + ipHeader.FragmentationOffset);
ipItem.Items.Add("Time to live: " + ipHeader.TTL);
switch (ipHeader.ProtocolType)
{
case Protocol.TCP:
ipItem.Items.Add("Protocol: " + "TCP");
break;
case Protocol.UDP:
ipItem.Items.Add("Protocol: " + "UDP");
break;
case Protocol.Unknown:
ipItem.Items.Add("Protocol: " + "Unknown");
break;
}
ipItem.Items.Add("Checksum: " + ipHeader.Checksum);
ipItem.Items.Add("Source: " + ipHeader.SourceAddress.ToString());
ipItem.Items.Add("Destination: " + ipHeader.DestinationAddress.ToString());
return ipItem;
}
private void ParseData(byte[] byteData, int nReceived)
{
this.Dispatcher.Invoke(DispatcherPriority.Normal, new Action(() => {
/*TreeViewItem rootNode = new TreeViewItem();
//Since all protocol packets are encapsulated in the IP datagram
//so we start by parsing the IP header and see what protocol data
//is being carried by it
IPHeader ipHeader = new IPHeader();
ipHeader.Init(byteData, nReceived);
TreeViewItem ipItem = MakeIPTreeNode(ipHeader);
rootNode.Items.Add(ipItem);
rootNode.Header = ipHeader.SourceAddress.ToString() + "-" +
ipHeader.DestinationAddress.ToString();
treeView.Items.Add(rootNode);*/
IPHeader ipHeader = new IPHeader();
ipHeader.Init(byteData, nReceived);
if (ipHeader.DestinationAddress.ToString().Equals(combInterfaces.Text)) return;
bool isItemChanged = false;
foreach (var el in listIPItems)
{
if (el.IP.Equals(ipHeader.DestinationAddress.ToString()))
{
el.Count++;
listView.ItemsSource = null;
listView.ItemsSource = listIPItems;
isItemChanged = true;
break;
}
}
if (!isItemChanged)
{
listIPItems.Add(new IPItem(ipHeader.DestinationAddress.ToString(), 1));
}
}));
}