// ks.h
typedef struct {
ULONG MethodId;
union {
PFNKSFASTHANDLER MethodHandler;
BOOLEAN MethodSupported;
};
} KSFASTMETHOD_ITEM, *PKSFASTMETHOD_ITEM;
View the official Windows Driver Kit DDI referenceNo description available.
Drivers provide a structure of type KSFASTMETHOD_ITEM to support fast I/O dispatching.
MethodIdContains the identifier of the method and the flags describing the type of method.
MethodHandlerPoints to a driver-supplied KStrFastHandler routine for this method.
MethodSupportedSet to TRUE if the method is supported, otherwise set to FALSE.