- /* Check the descriptor class and protocol, break out if correct class/protocol interface found */
- if ((DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).Class == PRINTER_CLASS) &&
- (DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).SubClass == PRINTER_SUBCLASS) &&
- (DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).Protocol == PRINTER_PROTOCOL))
+ USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Interface_t);
+
+ /* Check the descriptor class, subclass and protocol, break out if correct value interface found */
+ if ((Interface->Class == PRNT_CSCP_PrinterClass) &&
+ (Interface->SubClass == PRNT_CSCP_PrinterSubclass) &&
+ (Interface->Protocol == PRNT_CSCP_BidirectionalProtocol))