Exemple #1
0
 public static extern bool SetupDiGetDeviceInterfaceDetail(
     IntPtr lpDeviceInfoSet,
     ref HIDNativeMethods.DeviceInterfaceData oInterfaceData,
     ref HIDNativeMethods.DeviceInterfaceDetailData oDetailData,
     uint nDeviceInterfaceDetailDataSize,
     ref uint nRequiredSize,
     IntPtr lpDeviceInfoData);
Exemple #2
0
        private static string GetDevicePath(
            IntPtr hInfoSet,
            ref HIDNativeMethods.DeviceInterfaceData oInterface)
        {
            uint nRequiredSize = 0;

            if (!HIDNativeMethods.SetupDiGetDeviceInterfaceDetail(hInfoSet, ref oInterface, IntPtr.Zero, 0U, ref nRequiredSize, IntPtr.Zero))
            {
                Log.s(LOG_LEVEL.ERROR, "HID_Manager|GetDevicePath : SetupDiGetDeviceInterfaceDetail failed");
            }
            HIDNativeMethods.DeviceInterfaceDetailData oDetailData = new HIDNativeMethods.DeviceInterfaceDetailData();
            oDetailData.Size = Marshal.SizeOf(typeof(IntPtr)) == 8 ? 8 : 5;
            if (!HIDNativeMethods.SetupDiGetDeviceInterfaceDetail(hInfoSet, ref oInterface, ref oDetailData, nRequiredSize, ref nRequiredSize, IntPtr.Zero))
            {
                Log.s(LOG_LEVEL.ERROR, "HID_Manager|GetDevicePath : SetupDiGetDeviceInterfaceDetail failed");
            }
            return(oDetailData.DevicePath);
        }