windows-nt/Source/XPSP1/NT/base/fs/ntfs/index.h

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2020-09-26 03:20:57 -05:00
/*++
Copyright (c) 1996 Microsoft Corporation
Module Name:
Index.h
Abstract:
This module contains definitions common to only indexsup.c and viewsup.c
Author:
Tom Miller [TomM] 8-Jan-1996
Revision History:
--*/
//
// Define all private support routines. Documentation of routine interface
// is with the routine itself.
//
VOID
NtfsGrowLookupStack (
IN PSCB Scb,
IN OUT PINDEX_CONTEXT IndexContext,
IN PINDEX_LOOKUP_STACK *Sp
);
BOOLEAN
ReadIndexBuffer (
IN PIRP_CONTEXT IrpContext,
IN PSCB Scb,
IN LONGLONG IndexBlock,
IN BOOLEAN Reread,
OUT PINDEX_LOOKUP_STACK Sp
);
PINDEX_ALLOCATION_BUFFER
GetIndexBuffer (
IN PIRP_CONTEXT IrpContext,
IN PSCB Scb,
OUT PINDEX_LOOKUP_STACK Sp,
OUT PLONGLONG EndOfValidData
);
VOID
DeleteIndexBuffer (
IN PIRP_CONTEXT IrpContext,
IN PSCB Scb,
IN VCN IndexBlockNumber
);
VOID
FindFirstIndexEntry (
IN PIRP_CONTEXT IrpContext,
IN PSCB Scb,
IN PVOID Value,
IN OUT PINDEX_CONTEXT IndexContext
);
BOOLEAN
FindNextIndexEntry (
IN PIRP_CONTEXT IrpContext,
IN PSCB Scb,
IN PVOID Value,
IN BOOLEAN ValueContainsWildcards,
IN BOOLEAN IgnoreCase,
IN OUT PINDEX_CONTEXT IndexContext,
IN BOOLEAN NextFlag,
OUT PBOOLEAN MustRestart OPTIONAL
);
PATTRIBUTE_RECORD_HEADER
FindMoveableIndexRoot (
IN PIRP_CONTEXT IrpContext,
IN PSCB Scb,
IN OUT PINDEX_CONTEXT IndexContext
);
PINDEX_ENTRY
BinarySearchIndex (
IN PIRP_CONTEXT IrpContext,
IN PSCB Scb,
IN PINDEX_LOOKUP_STACK Sp,
IN PVOID Value
);
BOOLEAN
AddToIndex (
IN PIRP_CONTEXT IrpContext,
IN PSCB Scb,
IN PINDEX_ENTRY InsertIndexEntry,
IN OUT PINDEX_CONTEXT IndexContext,
OUT PQUICK_INDEX QuickIndex OPTIONAL,
IN BOOLEAN FindRoot
);
VOID
InsertSimpleRoot (
IN PIRP_CONTEXT IrpContext,
IN PSCB Scb,
IN PINDEX_ENTRY InsertIndexEntry,
IN OUT PINDEX_CONTEXT IndexContext
);
VOID
PushIndexRoot (
IN PIRP_CONTEXT IrpContext,
IN PSCB Scb,
IN OUT PINDEX_CONTEXT IndexContext
);
VOID
InsertSimpleAllocation (
IN PIRP_CONTEXT IrpContext,
IN PSCB Scb,
IN PINDEX_ENTRY InsertIndexEntry,
IN PINDEX_LOOKUP_STACK Sp,
OUT PQUICK_INDEX QuickIndex OPTIONAL
);
PINDEX_ENTRY
InsertWithBufferSplit (
IN PIRP_CONTEXT IrpContext,
IN PSCB Scb,
IN PINDEX_ENTRY InsertIndexEntry,
IN OUT PINDEX_CONTEXT IndexContext,
OUT PQUICK_INDEX QuickIndex OPTIONAL
);
VOID
DeleteFromIndex (
IN PIRP_CONTEXT IrpContext,
IN PSCB Scb,
IN OUT PINDEX_CONTEXT IndexContext
);
VOID
DeleteSimple (
IN PIRP_CONTEXT IrpContext,
IN PSCB Scb,
IN PINDEX_ENTRY IndexEntry,
IN OUT PINDEX_CONTEXT IndexContext
);
VOID
PruneIndex (
IN PIRP_CONTEXT IrpContext,
IN PSCB Scb,
IN OUT PINDEX_CONTEXT IndexContext,
OUT PINDEX_ENTRY *DeleteEntry
);