CcGetFileObjectFromBcb function

Given a pointer to a pinned buffer control block (BCB) for a file, the CcGetFileObjectFromBcb routine returns a pointer to the file object that the cache manager is using for that file.

Syntax

NTKERNELAPI PFILE_OBJECT CcGetFileObjectFromBcb(
  PVOID Bcb
);

Parameters

Bcb

Pointer to the pinned BCB.

Return Value

Pointer to the file object, or NULL if the file is not cached or is no longer cached.

Remarks

The file object pointer is guaranteed to remain valid as long as the BCB exists.

Requirements

   
Target Platform Universal
Header ntifs.h (include Ntifs.h)
Library NtosKrnl.lib
DLL NtosKrnl.exe

See Also

CcMapData

CcPinMappedData

CcPinRead

CcPreparePinWrite