+               /** Enum for possible Class, Subclass and Protocol values of device and interface descriptors relating to the Mass
+                *  Storage device class.
+                */
+               enum MS_Descriptor_ClassSubclassProtocol_t
+               {
+                       MS_CSCP_MassStorageClass          = 0x08, /**< Descriptor Class value indicating that the device or interface
+                                                                  *   belongs to the Mass Storage class.
+                                                                  */
+                       MS_CSCP_SCSITransparentSubclass   = 0x06, /**< Descriptor Subclass value indicating that the device or interface
+                                                                  *   belongs to the SCSI Transparent Command Set subclass of the Mass
+                                                                  *   storage class.
+                                                                  */
+                       MS_CSCP_BulkOnlyTransportProtocol = 0x50, /**< Descriptor Protocol value indicating that the device or interface
+                                                                  *   belongs to the Bulk Only Transport protocol of the Mass Storage class.
+                                                                  */
+               };
+