/// <summary> /// Load the modules from the first adapter into the Help GUI /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void Help_Load(object sender, EventArgs e) { try { // grab the first adapter INDISFilter first_adapter = ProcessingConfiguration.Instance.NDISFilterList.GetAllAdapters()[0]; // get it's module list list = first_adapter.Modules; // add it to the box for (int i = 0; i < list.Count; ++i) { modBox.Items.Insert(i, list.GetModule(i).MetaData.GetMeta().Name); } // if there's a set idx, set it if (selectedItem != null) modBox_SelectedIndexChanged(this, null); } catch { } }
public unsafe void ProcessLoop() { // Allocate and initialize packet structures ETH_REQUEST Request = new ETH_REQUEST(); INTERMEDIATE_BUFFER PacketBuffer = new INTERMEDIATE_BUFFER(); IntPtr PacketBufferIntPtr = Marshal.AllocHGlobal(Marshal.SizeOf(PacketBuffer)); try { win32api.ZeroMemory(PacketBufferIntPtr, Marshal.SizeOf(PacketBuffer)); Request.hAdapterHandle = adapterHandle; Request.EthPacket.Buffer = PacketBufferIntPtr; Modules = new ModuleList(this); Modules.LoadExternalModules(); Modules.UpdateModuleOrder(); string folder = Configuration.ConfigurationManagement.Instance.ConfigurationPath; folder = folder + System.IO.Path.DirectorySeparatorChar + "pcapLogs"; if (!System.IO.Directory.Exists(folder)) System.IO.Directory.CreateDirectory(folder); string f = folder + System.IO.Path.DirectorySeparatorChar + "blocked-" + inter.Name + "-" + DateTime.Now.ToBinary() + ".pcap"; pcaplog = new PcapFileWriter(f); INTERMEDIATE_BUFFER* PacketPointer; while (true) { hEvent.WaitOne(); while (Ndisapi.ReadPacket(hNdisapi, ref Request)) { PacketPointer = (INTERMEDIATE_BUFFER*)PacketBufferIntPtr; Packet pkt = new EthPacket(PacketPointer).MakeNextLayerPacket(); if (pkt.Outbound) { inter.DataOut.AddBits(pkt.Length()); } else { inter.DataIn.AddBits(pkt.Length()); } bool drop = false; bool log = false; if (this.Filtering) { for (int x = 0; x < Modules.Count; x++) { NDISModule fm = Modules.GetModule(x); if (fm == null) continue; int pmr = fm.PacketMain(ref pkt); if (pmr == 0) continue; if ((pmr & (int)PacketMainReturnType.LogPacket) == (int)PacketMainReturnType.LogPacket) { log = true; } if ((pmr & (int)PacketMainReturnType.Drop) == (int)PacketMainReturnType.Drop) { drop = true; break; } } } if (!drop && !DropAll) { if (pkt.Outbound) Ndisapi.SendPacketToAdapter(hNdisapi, ref Request); else Ndisapi.SendPacketToMstcp(hNdisapi, ref Request); } if(log) pcaplog.AddPacket(pkt.Data(), (int)pkt.Length()); } //OM NOM NOM PASTA! while (processQueue.Count != 0) { Packet pkt = processQueue.Dequeue().MakeNextLayerPacket(); if (pkt.Outbound) { inter.DataOut.AddBits(pkt.Length()); } else { inter.DataIn.AddBits(pkt.Length()); } bool drop = false; bool log = false; if (this.Filtering) { for (int x = 0; x < Modules.Count; x++) { NDISModule fm = Modules.GetModule(x); if (fm == null) continue; int pmr = fm.PacketMain(ref pkt); if (pmr == 0) continue; if ((pmr & (int)PacketMainReturnType.LogPacket) == (int)PacketMainReturnType.LogPacket) { log = true; } if ((pmr & (int)PacketMainReturnType.Drop) == (int)PacketMainReturnType.Drop) { drop = true; break; } } } if (!drop && !DropAll) { if (pkt.Outbound) Ndisapi.SendPacketToAdapter(hNdisapi, ref Request); else Ndisapi.SendPacketToMstcp(hNdisapi, ref Request); } if (log) pcaplog.AddPacket(pkt.Data(), (int)pkt.Length()); } hEvent.Reset(); } } catch (Exception tae) { Marshal.FreeHGlobal(PacketBufferIntPtr); Logging.LogCenter.Instance.LogException(tae); } }