    /// <summary>
    /// Wrapper for the ScsiPassThrough command
    /// </summary>
    [StructLayout(LayoutKind.Sequential)]
    public class ScsiPassThroughWithBuffers {
        /// <summary>The SPT we're wrapping</summary>
        public ScsiPassThrough spt;

        /// <summary>Used to align the size of the structure</summary>
        public UInt32 Filler;

        /// <summary>The buffer to write sense info into</summary>
        [MarshalAs(UnmanagedType.ByValArray, SizeConst=32)]
        public byte[] ucSenseBuf;

        /// <summary>The buffer to write output data into</summary>
        [MarshalAs(UnmanagedType.ByValArray, SizeConst=512)]
        public byte[] ucDataBuf;

        /// <summary>
        /// Constructor for the command to send to the robot
        /// </summary>
        /// <param name="target">The SCSI target</param>
        /// <param name="bus">The SCSI bus</param>
        /// <param name="lun">The SCSI lun</param>
        /// <param name="cdbLen">The length of the CDB to be sent</param>
        /// <param name="dataTransferLength">The length to use</param>
        public ScsiPassThroughWithBuffers(byte target, byte bus, byte lun, byte cdbLen, UInt32 dataTransferLength) {
            spt = new ScsiPassThrough(target, bus, lun, cdbLen, dataTransferLength);
            Filler = 0;
            ucSenseBuf = new byte[32];
            ucDataBuf = new byte[512];
        }
    }