cacheman.c

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/*
 * COPYRIGHT:       See COPYING in the top level directory
 * PROJECT:         ReactOS kernel
 * FILE:            ntoskrnl/cc/cacheman.c
 * PURPOSE:         Cache manager
 *
 * PROGRAMMERS:     David Welch (welch@cwcom.net)
 */

/* INCLUDES *****************************************************************/

#include <ntoskrnl.h>
#define NDEBUG
#include <debug.h>

PFSN_PREFETCHER_GLOBALS CcPfGlobals;

/* FUNCTIONS *****************************************************************/

VOID
NTAPI
INIT_FUNCTION
CcPfInitializePrefetcher(VOID)
{
    /* Notify debugger */
    DbgPrintEx(DPFLTR_PREFETCHER_ID,
               DPFLTR_TRACE_LEVEL,
               "CCPF: InitializePrefetecher()\n");

    /* Setup the Prefetcher Data */
    InitializeListHead(&CcPfGlobals.ActiveTraces);
    InitializeListHead(&CcPfGlobals.CompletedTraces);
    ExInitializeFastMutex(&CcPfGlobals.CompletedTracesLock);

    /* FIXME: Setup the rest of the prefetecher */
}

BOOLEAN
NTAPI
INIT_FUNCTION
CcInitializeCacheManager(VOID)
{
    CcInitView();
    return TRUE;
}

/*
 * @unimplemented
 */
LARGE_INTEGER
NTAPI
CcGetFlushedValidData (
    IN PSECTION_OBJECT_POINTERS SectionObjectPointer,
    IN BOOLEAN BcbListHeld
    )
{
    LARGE_INTEGER i;

    UNIMPLEMENTED;

    i.QuadPart = 0;
    return i;
}

/*
 * @unimplemented
 */
PVOID
NTAPI
CcRemapBcb (
    IN PVOID Bcb
    )
{
    UNIMPLEMENTED;

    return 0;
}

/*
 * @unimplemented
 */
VOID
NTAPI
CcScheduleReadAhead (
    IN  PFILE_OBJECT        FileObject,
    IN  PLARGE_INTEGER      FileOffset,
    IN  ULONG           Length
    )
{
    UNIMPLEMENTED;
}

/*
 * @unimplemented
 */
VOID
NTAPI
CcSetAdditionalCacheAttributes (
    IN  PFILE_OBJECT    FileObject,
    IN  BOOLEAN     DisableReadAhead,
    IN  BOOLEAN     DisableWriteBehind
    )
{
    UNIMPLEMENTED;
}

/*
 * @unimplemented
 */
VOID
NTAPI
CcSetBcbOwnerPointer (
    IN  PVOID   Bcb,
    IN  PVOID   Owner
    )
{
    UNIMPLEMENTED;
}

/*
 * @unimplemented
 */
VOID
NTAPI
CcSetDirtyPageThreshold (
    IN  PFILE_OBJECT    FileObject,
    IN  ULONG       DirtyPageThreshold
    )
{
    UNIMPLEMENTED;
}

/*
 * @unimplemented
 */
VOID
NTAPI
CcSetReadAheadGranularity (
    IN  PFILE_OBJECT    FileObject,
    IN  ULONG       Granularity
    )
{
    UNIMPLEMENTED;
}