HWEVENTIN

Input data to the GHI_CMD_EVENT function. 

typedef struct _HWEVENTIN {
  ULONG     ulLength;    /*  Size of the HWEVENTIN data structure, in bytes. */
  ULONG     ulEvent;     /*  Flag indicating type of event. */
  ULONG     pEventData;  /*  Pointer to event-specific data. */
} HWEVENTIN;

typedef HWEVENTIN *PHWEVENTIN;