251 lines
6.4 KiB
C++
251 lines
6.4 KiB
C++
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//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1991 - 1998.
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//
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// File: CI.HXX
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//
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// Contents: Main Content Index external interface
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//
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// Classes: CContentIndex - Main content index class
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//
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// History: 26-Feb-91 KyleP Created Interface.
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// 25-Mar-91 BartoszM Implemented.
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// 03-Nov-93 w-PatG Added KeyList methods
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//
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//----------------------------------------------------------------------------
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#pragma once
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#include <lang.hxx>
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#include "partlst.hxx"
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#include "resman.hxx"
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#include "filtman.hxx"
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class CCursor;
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class CRestriction;
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class CRWStore;
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//+---------------------------------------------------------------------------
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//
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// Class: CContentIndex (ci)
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//
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// Purpose: External interface to the content index
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//
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// Interface:
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//
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// History: 21-Aug-91 KyleP Removed unused path member
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// 26-Feb-91 KyleP Created.
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// 03-Jan-95 BartoszM Separated Filter Manager
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//
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//----------------------------------------------------------------------------
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class CContentIndex
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{
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friend class CPartition;
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friend class CResManager;
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public:
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//
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// Constructors and Destructors
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//
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CContentIndex ( PStorage & storage,
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CCiFrameworkParams & params,
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ICiCDocStore * pICiCDocStore,
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CI_STARTUP_INFO const & startupInfo,
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IPropertyMapper * pIPropertyMapper,
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CTransaction& xact,
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XInterface<CIndexNotificationTable> & xIndexNotifTable );
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~CContentIndex();
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//
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// Document Update
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//
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unsigned ReserveUpdate( WORKID wid );
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SCODE Update ( unsigned iHint,
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WORKID wid,
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PARTITIONID partid,
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USN usn,
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VOLUMEID volumeId,
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ULONG action );
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void FlushUpdates()
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{
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_resman.FlushUpdates();
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}
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//
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// Scan support
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//
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inline void MarkOutOfDate() { _resman.MarkOutOfDate(); }
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inline void MarkUpToDate() { _resman.MarkUpToDate(); }
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//
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// Queries
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//
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CCursor* Query( CRestriction const* pRst,
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ULONG* pFlags,
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UINT cPartitions,
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PARTITIONID aPartID[],
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ULONG cPendingChanges,
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ULONG cMaxNodes );
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//
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// Relevant words
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//
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CRWStore * ComputeRelevantWords(ULONG cRows,ULONG cRW,
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WORKID *pwid,PARTITIONID partid)
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{ return _resman.ComputeRelevantWords(cRows,cRW,pwid,partid); }
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CRWStore * RetrieveRelevantWords(BOOL fAcquire,PARTITIONID partid)
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{ return _resman.RetrieveRelevantWords(fAcquire,partid); }
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//
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// Filter proxy
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//
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SCODE FilterReady ( BYTE * docBuffer, ULONG & cb, ULONG cMaxDocs );
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SCODE FilterDataReady ( const BYTE * pEntryBuf, ULONG cb );
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SCODE FilterMore ( const STATUS * aStatus, ULONG count );
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SCODE FilterStoreValue( WORKID wid,
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CFullPropSpec const & ps,
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CStorageVariant const & var,
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BOOL & fStored );
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SCODE FilterStoreSecurity( WORKID widFake,
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PSECURITY_DESCRIPTOR pSD,
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ULONG cbSD,
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BOOL & fStored );
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SCODE FilterDone ( const STATUS * aStatus, ULONG count );
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SCODE FPSToPROPID( CFullPropSpec const & fps, PROPID & pid );
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CiProxy & GetFilterProxy()
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{
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return _filterMan;
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}
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//
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// Partition Maintenance
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//
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void CreatePartition(PARTITIONID partID);
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void DestroyPartition(PARTITIONID partID);
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void MergePartitions(PARTITIONID partDest,
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PARTITIONID partSrc);
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NTSTATUS ForceMerge ( PARTITIONID partid, CI_MERGE_TYPE mt )
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{
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return _resman.ForceMerge ( partid, mt );
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}
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NTSTATUS AbortMerge ( PARTITIONID partid )
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{
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return _resman.StopCurrentMerge();
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}
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unsigned CountPendingUpdates() { return _resman.CountPendingUpdates() ; }
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#if CIDBG == 1
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// Debugging support (debug version only)
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void DebugStats(/* CIDEBSTATS *pciDebStats */);
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void DumpIndexes( FILE * pf, INDEXID iid, ULONG fSummaryOnly );
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void DumpWorkId( BYTE * pb, ULONG cb );
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#endif // CIDBG == 1
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//KeyList Specific Methods
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ULONG KeyToId( CKey const * pkey );
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void IdToKey( ULONG ulKid, CKey & rkey );
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NTSTATUS Dismount();
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void SetPartition( PARTITIONID PartId );
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PARTITIONID GetPartition() const;
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void Empty() { _resman.Empty(); }
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ULONG GetQueryCount() { return _resman.GetQueryCount(); }
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BOOL IsEmpty() const { return _resman.IsEmpty(); }
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SCODE BackupCiData( PStorage & storage,
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BOOL & fFull,
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XInterface<ICiEnumWorkids> & xEnumWorkids,
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PSaveProgressTracker & progressTracker )
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{
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return _resman.BackupCIData( storage, fFull, xEnumWorkids, progressTracker );
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}
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NTSTATUS CiState(CIF_STATE & state)
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{
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return _resman.CiState( state );
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}
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void IndexSize( ULONG & mbIndex ) // size of indexes in MB
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{
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_resman.IndexSize( mbIndex );
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}
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BOOL IsLowOnDiskSpace()
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{
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return _resman.IsLowOnDiskSpace();
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}
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BOOL VerifyIfLowOnDiskSpace()
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{
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return _resman.VerifyIfLowOnDiskSpace();
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}
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NTSTATUS MarkCorruptIndex()
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{
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return _resman.MarkCorruptIndex();
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}
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BOOL IsCiCorrupt() { return _resman.IsCiCorrupt(); }
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private:
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PStorage& _storage;
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CResManager _resman; // resource manager
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CFilterManager _filterMan;
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};
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//+---------------------------------------------------------------------------
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//
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// Member: CContentIndex::~CContentIndex, public
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//
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// Synopsis: Destructor for the content index
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//
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// Effects: Shuts down content index and destroys global state.
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//
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// History: 26-Feb-91 KyleP Created.
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//
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//----------------------------------------------------------------------------
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inline CContentIndex::~CContentIndex()
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{
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}
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