public void FilterPackets(string filterText)
{
var filters = filterText.Split(',', ';').ToList();
_destinationFilter = _sourceFilter = _protocolFilter = string.Empty;
foreach (var filter in filters)
{
if (filter.Contains("dest:"))
{
_destinationFilter = new string(filter.Skip(filter.IndexOf(':') + 1).ToArray());
}
if (filter.Contains("source:"))
{
_sourceFilter = new string(filter.Skip(filter.IndexOf(':') + 1).ToArray());
}
if (filter.Contains("protocol:"))
{
_protocolFilter = new string(filter.Skip(filter.IndexOf(':') + 1).ToArray());
}
}
FilteredPackets.Clear();
foreach (var p in Packets)
{
if (p.Destination.Contains(_destinationFilter) && p.Source.Contains(_sourceFilter) && p.Protocol.ToString().Contains(_protocolFilter))
{
FilteredPackets.Add(p);
}
}
}
public void AddToPackets(PacketType type, byte[] data)
{
var packet = new Packet(type, data);
Application.Current.Dispatcher.Invoke(delegate
{
Packets.Add(packet);
});
var filterType = (PacketType)(SelectedPacketTypeIndex - 1);
if (filterType == type || SelectedPacketTypeIndex == 0)
{
if (_filterOpCode > 0)
{
if (_filterOpCode == packet.OpCode)
{
Application.Current.Dispatcher.Invoke(delegate
{
FilteredPackets.Add(packet);
});
}
}
else
{
Application.Current.Dispatcher.Invoke(delegate
{
FilteredPackets.Add(packet);
});
}
}
}
public async Task StartSniff()
{
while (true)
{
var p = await _sniffer.SniffAsync();
Packets.Add(p);
if (p.Destination.Contains(_destinationFilter) && p.Source.Contains(_sourceFilter) && p.Protocol.ToString().Contains(_protocolFilter))
{
FilteredPackets.Add(p);
}
}
}
