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KSFASTMETHOD_ITEM structure (ks.h)

  • Article

Drivers provide a structure of type KSFASTMETHOD_ITEM to support fast I/O dispatching.

Syntax

typedef struct {
  ULONG MethodId;
  union {
    PFNKSFASTHANDLER MethodHandler;
    BOOLEAN          MethodSupported;
  };
} KSFASTMETHOD_ITEM, *PKSFASTMETHOD_ITEM;

Members

MethodId

Contains the identifier of the method and the flags describing the type of method.

MethodHandler

Points to a driver-supplied KStrFastHandler routine for this method.

MethodSupported

Set to TRUE if the method is supported, otherwise set to FALSE.

Requirements

Requirement Value
Header ks.h (include Ks.h)

See also

KSMETHOD_ITEM

KStrFastHandler