C# Signature:

[StructLayout(LayoutKind.Sequential, CharSet=CharSet.Auto)]
struct SCARD_READERSTATE {
    [MarshalAs(UnmanagedType.LPTStr)]
    public string szReader;
    public IntPtr pvUserData;
    public int dwCurrentState;
    public int dwEventState;
    public int cbAtr;
    [MarshalAs(UnmanagedType.ByValArray, SizeConst=37)]
    public byte[] rgbAtr;
}

User-Defined Types:

None.

Notes:

None.

Tips & Tricks:

Please add some!

Sample Code:

Please add some!

Alternative Managed API:

TODO