Esempio n. 1
0
        public static bool Get_This_Device(ushort p_VendorID, ushort p_PoductID, ushort p_index, ref IntPtr p_ReadHandle, ref IntPtr p_WriteHandle, ref string p_devicepath, bool p_pass_ptr_to_handle, ref Guid p_HidGuid, ref ushort p_num_devices_attached)
        {
            SP_DEVICE_INTERFACE_DATA        sp_device_interface_data;
            SP_DEVICE_INTERFACE_DETAIL_DATA sp_device_interface_detail_data;
            HIDD_ATTRIBUTES hidd_attributes;

            Utilities.InitializeParams();
            LIN.initialize_LIN_frames();
            IntPtr              zero            = IntPtr.Zero;
            IntPtr              preparsedData   = IntPtr.Zero;
            HIDP_CAPS           capabilities    = new HIDP_CAPS();
            ushort              num2            = 0;
            IntPtr              hidDeviceObject = IntPtr.Zero;
            int                 requiredSize    = 0;
            SECURITY_ATTRIBUTES structure       = new SECURITY_ATTRIBUTES();
            IntPtr              ptr4            = new IntPtr(-1);

            structure.lpSecurityDescriptor = 0;
            structure.bInheritHandle       = Convert.ToInt32(true);
            structure.nLength = Marshal.SizeOf(structure);
            Guid empty = Guid.Empty;

            sp_device_interface_data.cbSize             = 0;
            sp_device_interface_data.Flags              = 0;
            sp_device_interface_data.InterfaceClassGuid = Guid.Empty;
            sp_device_interface_data.Reserved           = 0;
            sp_device_interface_detail_data.cbSize      = 0;
            sp_device_interface_detail_data.DevicePath  = "";
            hidd_attributes.ProductID     = 0;
            hidd_attributes.Size          = 0;
            hidd_attributes.VendorID      = 0;
            hidd_attributes.VersionNumber = 0;
            bool flag = false;

            structure.lpSecurityDescriptor = 0;
            structure.bInheritHandle       = Convert.ToInt32(true);
            structure.nLength = Marshal.SizeOf(structure);
            HidD_GetHidGuid(ref empty);
            zero = SetupDiGetClassDevs(ref empty, null, 0, 0x12);
            sp_device_interface_data.cbSize = Marshal.SizeOf(sp_device_interface_data);
            for (int i = 0; i < 30; i++)
            {
                if (SetupDiEnumDeviceInterfaces(zero, 0, ref empty, i, ref sp_device_interface_data) != 0)
                {
                    SetupDiGetDeviceInterfaceDetail(zero, ref sp_device_interface_data, IntPtr.Zero, 0, ref requiredSize, IntPtr.Zero);
                    sp_device_interface_detail_data.cbSize = Marshal.SizeOf(sp_device_interface_detail_data);
                    IntPtr ptr = Marshal.AllocHGlobal(requiredSize);
                    Marshal.WriteInt32(ptr, 4 + Marshal.SystemDefaultCharSize);
                    SetupDiGetDeviceInterfaceDetail(zero, ref sp_device_interface_data, ptr, requiredSize, ref requiredSize, IntPtr.Zero);
                    IntPtr ptr6       = new IntPtr(ptr.ToInt32() + 4);
                    string lpFileName = Marshal.PtrToStringAuto(ptr6);
                    hidDeviceObject = CreateFile(lpFileName, 0xc0000000, 3, ref structure, 3, 0, 0);
                    if (hidDeviceObject != ptr4)
                    {
                        hidd_attributes.Size = Marshal.SizeOf(hidd_attributes);
                        if (HidD_GetAttributes(hidDeviceObject, ref hidd_attributes) != 0)
                        {
                            if ((hidd_attributes.VendorID == p_VendorID) && (hidd_attributes.ProductID == p_PoductID))
                            {
                                if (num2 == p_index)
                                {
                                    flag = true;
                                    if (p_pass_ptr_to_handle)
                                    {
                                        p_WriteHandle = hidDeviceObject;
                                    }
                                    p_devicepath = lpFileName;
                                    p_HidGuid    = empty;
                                    Utilities.m_flags.HID_write_handle = hidDeviceObject;
                                    HidD_GetPreparsedData(hidDeviceObject, ref preparsedData);
                                    HidP_GetCaps(preparsedData, ref capabilities);
                                    Utilities.m_flags.irbl            = (ushort)capabilities.InputReportByteLength;
                                    Utilities.m_flags.HID_read_handle = CreateFile(lpFileName, 0xc0000000, 3, ref structure, 3, 0, 0);
                                    if (p_pass_ptr_to_handle)
                                    {
                                        p_ReadHandle = Utilities.m_flags.HID_read_handle;
                                    }
                                    HidD_FreePreparsedData(ref preparsedData);
                                    break;
                                }
                                num2 = (ushort)(num2 + 1);
                            }
                            else
                            {
                                flag = false;
                                CloseHandle(hidDeviceObject);
                            }
                        }
                        else
                        {
                            flag = false;
                            CloseHandle(hidDeviceObject);
                        }
                    }
                }
            }
            SetupDiDestroyDeviceInfoList(zero);
            p_num_devices_attached = num2;
            return(flag);
        }
Esempio n. 2
0
        public static bool Get_HID_Device(ushort p_VendorID, ushort p_PoductID, ushort p_index, ref IntPtr p_ReadHandle, ref IntPtr p_WriteHandle, ref string p_devicepath, bool p_pass_ptr_to_handle, ref Guid p_HidGuid, ref ushort p_num_devices_attached)
        {
            Utilities.InitializeParams();
            LIN.initialize_LIN_frames();
            IntPtr deviceInfoSet = IntPtr.Zero;
            IntPtr zero          = IntPtr.Zero;

            GenericHID.HIDP_CAPS hIDP_CAPS = default(GenericHID.HIDP_CAPS);
            ushort num    = 0;
            IntPtr intPtr = IntPtr.Zero;
            int    num2   = 0;

            GenericHID.SECURITY_ATTRIBUTES sECURITY_ATTRIBUTES = default(GenericHID.SECURITY_ATTRIBUTES);
            IntPtr intPtr2 = new IntPtr(-1);

            sECURITY_ATTRIBUTES.lpSecurityDescriptor = 0;
            sECURITY_ATTRIBUTES.bInheritHandle       = Convert.ToInt32(true);
            sECURITY_ATTRIBUTES.nLength = Marshal.SizeOf(sECURITY_ATTRIBUTES);
            Guid empty = Guid.Empty;

            GenericHID.SP_DEVICE_INTERFACE_DATA sP_DEVICE_INTERFACE_DATA;
            sP_DEVICE_INTERFACE_DATA.cbSize             = 0;
            sP_DEVICE_INTERFACE_DATA.Flags              = 0;
            sP_DEVICE_INTERFACE_DATA.InterfaceClassGuid = Guid.Empty;
            sP_DEVICE_INTERFACE_DATA.Reserved           = 0;
            GenericHID.SP_DEVICE_INTERFACE_DETAIL_DATA sP_DEVICE_INTERFACE_DETAIL_DATA;
            sP_DEVICE_INTERFACE_DETAIL_DATA.cbSize     = 0;
            sP_DEVICE_INTERFACE_DETAIL_DATA.DevicePath = "";
            GenericHID.HIDD_ATTRIBUTES hIDD_ATTRIBUTES;
            hIDD_ATTRIBUTES.ProductID     = 0;
            hIDD_ATTRIBUTES.Size          = 0;
            hIDD_ATTRIBUTES.VendorID      = 0;
            hIDD_ATTRIBUTES.VersionNumber = 0;
            bool result = false;

            sECURITY_ATTRIBUTES.lpSecurityDescriptor = 0;
            sECURITY_ATTRIBUTES.bInheritHandle       = Convert.ToInt32(true);
            sECURITY_ATTRIBUTES.nLength = Marshal.SizeOf(sECURITY_ATTRIBUTES);

            /*
             * GenericHID.HidD_GetHidGuid(ref empty);
             * deviceInfoSet = GenericHID.SetupDiGetClassDevs(ref empty, null, 0, 18);
             * sP_DEVICE_INTERFACE_DATA.cbSize = Marshal.SizeOf(sP_DEVICE_INTERFACE_DATA);
             * for (int i = 0; i < 30; i++)
             * {
             *      int num3 = GenericHID.SetupDiEnumDeviceInterfaces(deviceInfoSet, 0, ref empty, i, ref sP_DEVICE_INTERFACE_DATA);
             *      if (num3 != 0)
             *      {
             *              GenericHID.SetupDiGetDeviceInterfaceDetail(deviceInfoSet, ref sP_DEVICE_INTERFACE_DATA, IntPtr.Zero, 0, ref num2, IntPtr.Zero);
             *              sP_DEVICE_INTERFACE_DETAIL_DATA.cbSize = Marshal.SizeOf(sP_DEVICE_INTERFACE_DETAIL_DATA);
             *              IntPtr intPtr3 = Marshal.AllocHGlobal(num2);
             *              Marshal.WriteInt32(intPtr3, 4 + Marshal.SystemDefaultCharSize);
             *              GenericHID.SetupDiGetDeviceInterfaceDetail(deviceInfoSet, ref sP_DEVICE_INTERFACE_DATA, intPtr3, num2, ref num2, IntPtr.Zero);
             *              IntPtr intPtr4 = new IntPtr(intPtr3.ToInt32() + 4);
             *              string text = Marshal.PtrToStringAuto(intPtr4);
             *              intPtr = GenericHID.CreateFile(text, 3221225472u, 3u, ref sECURITY_ATTRIBUTES, 3, 0u, 0);
             *              if (intPtr != intPtr2)
             *              {
             *                      hIDD_ATTRIBUTES.Size = Marshal.SizeOf(hIDD_ATTRIBUTES);
             *                      num3 = GenericHID.HidD_GetAttributes(intPtr, ref hIDD_ATTRIBUTES);
             *                      if (num3 != 0)
             *                      {
             *                              if (hIDD_ATTRIBUTES.VendorID == p_VendorID && hIDD_ATTRIBUTES.ProductID == p_PoductID)
             *                              {
             *                                      if (num == p_index)
             *                                      {
             *                                              result = true;
             *                                              if (p_pass_ptr_to_handle)
             *                                              {
             *                                                      p_WriteHandle = intPtr;
             *                                              }
             *                                              p_devicepath = text;
             *                                              p_HidGuid = empty;
             *                                      //	Utilities.m_flags.HID_write_handle = intPtr;
             *                                              GenericHID.HidD_GetPreparsedData(intPtr, ref zero);
             *                                              GenericHID.HidP_GetCaps(zero, ref hIDP_CAPS);
             *                                              Utilities.m_flags.irbl = (ushort)hIDP_CAPS.InputReportByteLength;
             *                                      //	Utilities.m_flags.HID_read_handle = GenericHID.CreateFile(text, 3221225472u, 3u, ref sECURITY_ATTRIBUTES, 3, 1073741824u, 0);
             *                                              if (p_pass_ptr_to_handle)
             *                                              {
             *                                              //	p_ReadHandle = Utilities.m_flags.HID_read_handle;
             *                                              }
             *                                              GenericHID.HidD_FreePreparsedData(ref zero);
             *                                              break;
             *                                      }
             *                                      num += 1;
             *                              }
             *                              else
             *                              {
             *                                      result = false;
             *                                      GenericHID.CloseHandle(intPtr);
             *                              }
             *                      }
             *                      else
             *                      {
             *                              result = false;
             *                              GenericHID.CloseHandle(intPtr);
             *                      }
             *              }
             *      }
             * }
             * GenericHID.SetupDiDestroyDeviceInfoList(deviceInfoSet);
             * p_num_devices_attached = num;
             */
            return(result);
        }