private void method_0(string string_0)
{
this.m_hHandle = Win32Usb.CreateFile(string_0, 3221225472u, 3u, IntPtr.Zero, 3u, 1073741824u, IntPtr.Zero);
if (this.m_hHandle != Win32Usb.InvalidHandleValue)
{
IntPtr lpData = default(IntPtr);
if (Win32Usb.HidD_GetPreparsedData(this.m_hHandle, out lpData))
{
try
{
HidCaps hidCaps = default(HidCaps);
Win32Usb.HidP_GetCaps(lpData, out hidCaps);
this.m_nInputReportLength = hidCaps.InputReportByteLength;
this.m_nOutputReportLength = hidCaps.OutputReportByteLength;
this.m_oFile = new FileStream(new SafeFileHandle(this.m_hHandle, false), FileAccess.ReadWrite, this.m_nInputReportLength, true);
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
throw GException0.GenerateWithWinError("Failed to get the detailed data from the hid.");
}
finally
{
Win32Usb.HidD_FreePreparsedData(ref lpData);
}
return;
}
throw GException0.GenerateWithWinError("GetPreparsedData failed");
}
this.m_hHandle = IntPtr.Zero;
throw GException0.GenerateWithWinError("Failed to create device file");
}
public static HIDDevice FindDevice(int nVid, int nPid, Type oType)
{
string value = string.Format("vid_{0:x4}&pid_{1:x4}", nVid, nPid);
Guid hIDGuid = Win32Usb.HIDGuid;
IntPtr intPtr = Win32Usb.SetupDiGetClassDevs(ref hIDGuid, null, IntPtr.Zero, 18u);
try
{
DeviceInterfaceData deviceInterfaceData = default(DeviceInterfaceData);
deviceInterfaceData.Size = Marshal.SizeOf(deviceInterfaceData);
int num = 0;
while (Win32Usb.SetupDiEnumDeviceInterfaces(intPtr, 0u, ref hIDGuid, (uint)num, ref deviceInterfaceData))
{
string text = HIDDevice.smethod_0(intPtr, ref deviceInterfaceData);
if (text.IndexOf(value) < 0)
{
num++;
continue;
}
HIDDevice hIDDevice = (HIDDevice)Activator.CreateInstance(oType);
hIDDevice.method_0(text);
return(hIDDevice);
}
}
catch (Exception ex)
{
throw GException0.GenerateError(ex.ToString());
}
finally
{
Marshal.GetLastWin32Error();
Win32Usb.SetupDiDestroyDeviceInfoList(intPtr);
}
return(null);
}
