C# Signature:

[DllImport("coredll.dll", EntryPoint="DeviceIoControl", SetLastError=true)]
        internal static extern int DeviceIoControlCE(
            int hDevice,
            int dwIoControlCode,
            byte[] lpInBuffer,
            int nInBufferSize,
            byte[] lpOutBuffer,
            int nOutBufferSize,
            ref int lpBytesReturned,
            IntPtr lpOverlapped);

VB Signature:

<DllImport("CoreDll.dll")> Function DeviceIoControl(ByVal hDevice As Integer, ByVal dwIoControlCode As Integer, _
                         ByVal lpInBuffer As String, ByVal nInBufferSize As Integer, _
                         ByVal lpOutBuffer() As Byte, ByVal nOutBufferSize As Integer, _
                         ByRef lpBytesReturned As Integer, ByVal lpOverlapped As Integer) As Integer
    End Function

User-Defined Types:

None.

Alternative Managed API:

Do you know one? Please contribute it!

Notes:

None.

Tips & Tricks:

Please add some!

Sample Code:

DeviceIoControlCE(m_hPort, 0x1003, PosX, PosX.Length, outDataX, outDataX.Length, ref xfer, IntPtr.Zero)