public xbs_sniffer(ICaptureDevice dev, bool use_special_mac_filter, List<PhysicalAddress> filter_special_macs, bool only_forward_special_macs, xbs_node_list node_list, xbs_nat NAT, GatewayIPAddressInformationCollection gateways, bool exclude_gateway_ips)
{
this.NAT = NAT;
this.pdev_filter_use_special_macs = use_special_mac_filter;
if (filter_special_macs!=null)
this.pdev_filter_special_macs = filter_special_macs;
this.pdev_filter_only_forward_special_macs = only_forward_special_macs;
this.pdev_filter_exclude_gatway_ips = exclude_gateway_ips;
create_gateway_filter(gateways);
injected_macs_hash.Capacity = 40;
sniffed_macs_hash.Capacity = 10;
sniffed_macs.Capacity = 10;
this.node_list = node_list;
if (!(dev is SharpPcap.LibPcap.LibPcapLiveDevice))
throw new ArgumentException("pcap caputure device is not a LibPcapLiveDevice");
this.pdev = (SharpPcap.LibPcap.LibPcapLiveDevice)dev;
pdev.OnPacketArrival +=
new PacketArrivalEventHandler(OnPacketArrival);
pdev.Open(DeviceMode.Promiscuous, readTimeoutMilliseconds);
setPdevFilter();
if (System.Environment.OSVersion.Platform == PlatformID.Win32NT && pdev is SharpPcap.WinPcap.WinPcapDevice)
((SharpPcap.WinPcap.WinPcapDevice)pdev).MinToCopy = 10;
xbs_messages.addInfoMessage(" - sniffer created on device " + pdev.Description, xbs_message_sender.SNIFFER);
dispatcher_thread = new Thread(new ThreadStart(dispatcher));
dispatcher_thread.IsBackground = true;
dispatcher_thread.Priority = ThreadPriority.AboveNormal;
dispatcher_thread.Start();
}
private void Form1_Load(object sender, EventArgs e)
{
// globally turn off Proxy auto detection
WebRequest.DefaultWebProxy = null;
node_list = new xbs_node_list();
cloudlist = new xbs_cloudlist();
upnp = new xbs_upnp();
NAT = new xbs_nat();
initializeCloudListView();
timer_messages.Start();
form1_width = this.Width;
ShowVersionInfoMessages();
textBox_local_Port.Text = xbs_udp_listener.standard_port.ToString();
textBox_remote_port.Text = xbs_udp_listener.standard_port.ToString();
initializeLocalIPList();
initializeTrayIcon();
initWithRegistryValues();
initializeAboutWindow();
tabControl1.SelectedTab = tabPage_settings;
autoswitch_on_chat_message = checkBox_chatAutoSwitch.Checked;
if (checkBox_showNewsFeed.Checked)
loadNewsFeed(textBox_newsFeedUri.Text);
}
private bool initialize(IPAddress ip_endpoint, int port, xbs_node_list nl)
{
this.node_list = nl;
dispatcher_thread = new Thread(new ThreadStart(dispatcher));
dispatcher_thread.IsBackground = true;
dispatcher_thread.Priority = ThreadPriority.AboveNormal;
dispatcher_thread.Start();
dispatcher_thread_out = new Thread(new ThreadStart(dispatcher_out));
dispatcher_thread_out.IsBackground = true;
dispatcher_thread_out.Priority = ThreadPriority.AboveNormal;
dispatcher_thread_out.Start();
udp_socket_port = port;
local_endpoint = new IPEndPoint(ip_endpoint, udp_socket_port);
udp_socket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
try
{
udp_socket.Bind(local_endpoint);
}
catch (SocketException)
{
throw new Exception("an error occured while initializing the UDP socket.\r\nPlease see the messages tab.");
}
udp_socket.ReceiveTimeout = 1000;
receive_thread = new Thread( new ThreadStart(udp_receiver) );
receive_thread.IsBackground = true;
receive_thread.Priority = ThreadPriority.AboveNormal;
receive_thread.Start();
xbs_messages.addInfoMessage(" * initialized udp listener on port " + port, xbs_message_sender.UDP_LISTENER);
return true;
}
public xbs_udp_listener( IPAddress ip_endpoint, int port, xbs_node_list nl)
{
initialize(ip_endpoint, port, nl);
}
public xbs_udp_listener(xbs_node_list nl)
{
initialize(IPAddress.Any, xbs_udp_listener.standard_port, nl);
}
private void start_engine()
{
if (option_upnp)
{
discover_upnp();
}
LibPcapLiveDevice pdev = loadCaptureDevice(option_capture_device);
if (pdev == null)
{
xbs_messages.addInfoMessage("!! ERROR - could not load capture device with name \"" + option_capture_device + "\"", xbs_message_sender.GENERAL, xbs_message_type.FATAL_ERROR);
close_app(-2);
}
NAT = new xbs_nat();
node_list = new xbs_node_list();
node_list.notify_on_new_node = false;
if (option_local_port == 0)
{
option_local_port = xbs_udp_listener.standard_port;
}
GatewayIPAddressInformationCollection local_gateways = xbs_console_app.getGatewaysForBindIP(option_local_ip);
try
{
udp_listener = new xbs_udp_listener(option_local_ip, option_local_port, node_list);
}
catch (Exception e)
{
xbs_messages.addInfoMessage("!! ERROR opening UDP port " + option_local_port, xbs_message_sender.GENERAL, xbs_message_type.FATAL_ERROR);
xbs_messages.addInfoMessage(e.Message, xbs_message_sender.GENERAL);
close_app(-7);
}
try
{
if (option_upnp && upnp.isUPnPavailable())
{
external_ip = upnp.upnp_getPublicIP();
upnp.upnp_create_mapping(Mono.Nat.Protocol.Udp, udp_listener.udp_socket_port, udp_listener.udp_socket_port);
}
}
catch (Exception)
{
xbs_messages.addInfoMessage("!! UPnP port mapping failed", xbs_message_sender.GENERAL, xbs_message_type.ERROR);
}
if (external_ip == null)
{
external_ip = xbs_upnp.getExternalIPAddressFromWebsite();
}
IPAddress local_node_ip = (external_ip == null) ? option_local_ip : external_ip;
node_list.local_node = new xbs_node(local_node_ip, udp_listener.udp_socket_port);
if (option_nickname != null)
{
node_list.local_node.nickname = option_nickname;
}
sniffer = new xbs_sniffer(pdev, false, null, false, node_list, NAT, local_gateways, true);
sniffer.start_capture();
if (ExceptionMessage.ABORTING)
{
close_app(-10);
}
if (option_cloudserver == null)
{
option_cloudserver = xbs_cloudlist.DEFAULT_CLOUDLIST_SERVER;
}
if (option_cloudname != null)
{
if (option_password == null)
{
option_password = "";
}
if (option_cloudname.Length >= xbs_cloudlist.MIN_CLOUDNAME_LENGTH)
{
try
{
cloudlist.JoinOrCreateCloud(option_cloudserver, option_cloudname, option_maxnodes.ToString(), option_password, node_list.local_node.ip_public, node_list.local_node.port_public, node_list.local_node.nickname, xbs_upnp.isPortReachable, xbs_settings.xbslink_version);
}
catch (Exception e)
{
xbs_messages.addInfoMessage("!! ERROR connecting to cloud " + option_cloudname, xbs_message_sender.GENERAL, xbs_message_type.ERROR);
xbs_messages.addInfoMessage(e.Message, xbs_message_sender.GENERAL, xbs_message_type.ERROR);
}
}
else
{
xbs_messages.addInfoMessage("!! ERROR - cloudname is too short. " + xbs_cloudlist.MIN_CLOUDNAME_LENGTH + " chars minimum", xbs_message_sender.GENERAL, xbs_message_type.ERROR);
close_app(-12);
}
}
main_engine_loop();
}
private void initialize()
{
node_list = new xbs_node_list();
udp_listener = new xbs_udp_listener(node_list);
upnp = new xbs_upnp();
}
private void start_engine()
{
if (option_upnp)
discover_upnp();
LibPcapLiveDevice pdev = loadCaptureDevice(option_capture_device);
if (pdev == null)
{
xbs_messages.addInfoMessage("!! ERROR - could not load capture device with name \"" + option_capture_device + "\"", xbs_message_sender.GENERAL, xbs_message_type.FATAL_ERROR);
close_app(-2);
}
NAT = new xbs_nat();
node_list = new xbs_node_list();
node_list.notify_on_new_node = false;
if (option_local_port == 0)
option_local_port = xbs_udp_listener.standard_port;
GatewayIPAddressInformationCollection local_gateways = xbs_console_app.getGatewaysForBindIP(option_local_ip);
try
{
udp_listener = new xbs_udp_listener(option_local_ip, option_local_port, node_list);
}
catch (Exception e)
{
xbs_messages.addInfoMessage("!! ERROR opening UDP port " + option_local_port, xbs_message_sender.GENERAL, xbs_message_type.FATAL_ERROR);
xbs_messages.addInfoMessage(e.Message, xbs_message_sender.GENERAL);
close_app(-7);
}
try
{
if (option_upnp && upnp.isUPnPavailable())
{
external_ip = upnp.upnp_getPublicIP();
upnp.upnp_create_mapping(Mono.Nat.Protocol.Udp, udp_listener.udp_socket_port, udp_listener.udp_socket_port);
}
}
catch (Exception)
{
xbs_messages.addInfoMessage("!! UPnP port mapping failed", xbs_message_sender.GENERAL, xbs_message_type.ERROR);
}
if (external_ip == null)
external_ip = xbs_upnp.getExternalIPAddressFromWebsite();
IPAddress local_node_ip = (external_ip == null) ? option_local_ip : external_ip;
node_list.local_node = new xbs_node(local_node_ip, udp_listener.udp_socket_port);
if (option_nickname!=null)
node_list.local_node.nickname = option_nickname;
sniffer = new xbs_sniffer(pdev, false, null, false, node_list, NAT, local_gateways, true);
sniffer.start_capture();
if (ExceptionMessage.ABORTING)
close_app(-10);
if (option_cloudserver == null)
option_cloudserver = xbs_cloudlist.DEFAULT_CLOUDLIST_SERVER;
if (option_cloudname != null)
{
if (option_password == null)
option_password = "";
if (option_cloudname.Length >= xbs_cloudlist.MIN_CLOUDNAME_LENGTH)
{
try
{
cloudlist.JoinOrCreateCloud(option_cloudserver, option_cloudname, option_maxnodes.ToString(), option_password, node_list.local_node.ip_public, node_list.local_node.port_public, node_list.local_node.nickname, xbs_upnp.isPortReachable, xbs_settings.xbslink_version);
}
catch (Exception e)
{
xbs_messages.addInfoMessage("!! ERROR connecting to cloud " + option_cloudname, xbs_message_sender.GENERAL, xbs_message_type.ERROR);
xbs_messages.addInfoMessage(e.Message, xbs_message_sender.GENERAL, xbs_message_type.ERROR);
}
}
else
{
xbs_messages.addInfoMessage("!! ERROR - cloudname is too short. " + xbs_cloudlist.MIN_CLOUDNAME_LENGTH + " chars minimum", xbs_message_sender.GENERAL, xbs_message_type.ERROR);
close_app(-12);
}
}
main_engine_loop();
}