- /* Macros: */
- /** Printer class-specific request to retrieve the printer's ID string. */
- #define REQ_GetDeviceID 0
-
- /** Printer class-specific request to retrieve the printer's virtual port status flags. */
- #define REQ_GetPortStatus 1
-
- /** Printer class-specific request to soft-reset the device. */
- #define REQ_SoftReset 2