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236 lines
6.3 KiB
236 lines
6.3 KiB
//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 1998.
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//
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// File: scopetbl.hxx
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//
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// Contents: Persistent scope table
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//
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// Classes: CCiScopeTable
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//
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// History: 14-Jul-97 SitaramR Created from dlnotify.hxx
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//
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//----------------------------------------------------------------------------
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#pragma once
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#include <refcount.hxx>
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#include <regevent.hxx>
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#include <fatnot.hxx>
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#include <rcstrmhd.hxx>
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#include <cimbmgr.hxx>
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#include "scaninfo.hxx"
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#include "acinotfy.hxx"
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#include "usnlist.hxx"
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#include "usnmgr.hxx"
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class CiCat;
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class CCiNotifyMgr;
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class CClientDocStore;
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extern WCHAR GetDriveLetterOfAnyScope( WCHAR const * pwcCatalog );
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//+---------------------------------------------------------------------------
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//
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// Class: CCiScopeUsrHdr
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//
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// Purpose: Format of the user header area in the scope table.
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//
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// History: 1-26-96 srikants Created
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// 3-06-98 kitmanh Added IsReadOnly method()
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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class CCiScopeUsrHdr
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{
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enum { CURRENT_VERSION = 1 };
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public:
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CCiScopeUsrHdr * GetPointer()
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{
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return this;
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}
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// ULONG GetVersion() const { return _nVersion; }
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// void SetVersion( ULONG nVersion ) { _nVersion = nVersion; }
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// BOOL IsCurrentVersion() const { return CURRENT_VERSION == _nVersion; }
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// void SetCurrentVersion() { _nVersion = CURRENT_VERSION; }
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BOOL IsInitialized() const { return 0 != _nVersion; }
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void Initialize()
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{
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RtlZeroMemory( this, sizeof(CCiScopeUsrHdr) );
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_nVersion = CURRENT_VERSION;
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}
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BOOL IsCiDataCorrupt() const { return _corruptInfo & eCiDataCorrupt; }
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BOOL IsFsCiDataCorrupt() const { return _corruptInfo & eFsCiDataCorrupt; }
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void SetCiDataCorrupt() { _corruptInfo |= eCiDataCorrupt; }
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void SetFsCiDataCorrupt() { _corruptInfo |= eFsCiDataCorrupt; }
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void ClearCiDataCorrupt() { _corruptInfo &= ~eCiDataCorrupt; }
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void ClearFsCiDataCorrupt() { _corruptInfo &= ~eFsCiDataCorrupt; }
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void SetFullScanNeeded() { _fFullScan = TRUE; }
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void ClearFullScanNeeded() { _fFullScan = FALSE; }
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BOOL IsFullScanNeeded() const { return _fFullScan; }
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private:
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enum ECorruptInfo
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{
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eNoCorruption = 0x0,
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eCiDataCorrupt = 0x1,
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eFsCiDataCorrupt = 0x2
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};
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ULONG _nVersion; // Version number - unused
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FILETIME _ftLastScan; // Time of the last successful scan
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ULONG _corruptInfo; // Set to TRUE if there is corruption
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BOOL _fFullScan; // Set to TRUE if full scan is needed
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};
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//+---------------------------------------------------------------------------
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//
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// Class: CCiScopeTable
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//
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// Purpose: Manages the persistent table of scopes that are of indexed
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// in a specific downlevel CI.
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//
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// History: 1-22-96 srikants Created
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// 2-20-98 kitmanh Move ClearCiDataCorrupt to scopetbl.cxx
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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const LONGLONG eSigCiScopeTable = 0x5158515851585158i64;
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const LONGLONG eFtCorrection = 2 * 60 * 1000 * 10000; // 2 minutes in 100
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// nanosecond intervals
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class CCiScopeTable
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{
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enum EContentScanState { eNoScan,
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eIncrScanNeeded,
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eFullScanNeeded,
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eDoingFullScan,
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eDoingIncrScan };
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public:
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CCiScopeTable( CiCat & cicat,
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CCiNotifyMgr & notifyMgr,
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CCiScanMgr & scanMgr,
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CUsnMgr & usnMgr )
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: _cicat(cicat),
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_notifyMgr(notifyMgr),
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_scanMgr(scanMgr),
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_usnMgr(usnMgr),
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_pTable(0),
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_state( eNoScan ),
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_fInitialized(FALSE)
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{
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}
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~CCiScopeTable();
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void FastInit();
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void Empty();
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BOOL IsInit() const { return 0 != _pTable; }
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BOOL Enumerate( WCHAR *pwcScope, unsigned cwc, unsigned & iBmk );
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void AddScope( VOLUMEID volumeid,
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WCHAR const * pwcsScope,
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WCHAR const * pwcsCatScope = 0 );
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void StartUp( CClientDocStore & docStore, PARTITIONID partId );
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void ScanAllScopes( PARTITIONID partId );
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void RemoveSubScopes( WCHAR const * pwcsScope, WCHAR const * pwcsCatScope = 0 );
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void RemoveScope( WCHAR const * pwcsScope, WCHAR const * pwcsCatScope = 0 );
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static void RefreshShadow( WCHAR const * pwcsPScope, WCHAR const * pwcsCatScope );
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void ProcessChangesFlush();
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void UpdateScanTime( WCHAR const * pwcsScope, FILETIME const & ft );
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void MarkCiDataCorrupt();
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void ClearCiDataCorrupt();
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void MarkFsCiDataCorrupt()
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{
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_hdr.SetFsCiDataCorrupt();
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_UpdateHeader();
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}
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void ClearFsCiDataCorrupt()
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{
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_hdr.ClearFsCiDataCorrupt();
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_UpdateHeader();
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}
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BOOL IsCiDataCorrupt() const { return _hdr.IsCiDataCorrupt(); }
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BOOL IsFsCiDataCorrupt() const { return _hdr.IsFsCiDataCorrupt(); }
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BOOL IsDoingFullScan() const { return eDoingFullScan == _state; }
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BOOL IsFullScanNeeded() const { return eFullScanNeeded == _state; }
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BOOL IsIncrScanNeeded() const { return eIncrScanNeeded == _state; }
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void RecordFullScanNeeded();
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void RecordIncrScanNeeded( BOOL fStartup );
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void ScheduleScansIfNeeded(CClientDocStore & docStore);
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void RecordScansComplete();
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void ProcessDiskFull( CClientDocStore & docStore, PARTITIONID partId );
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void ClearDiskFull( CClientDocStore & docStore );
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#if CIDBG==1
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void Dump();
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#endif
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private:
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CiCat & _cicat;
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CCiNotifyMgr & _notifyMgr;
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CCiScanMgr & _scanMgr;
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CUsnMgr & _usnMgr;
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CMutexSem _mutex;
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PRcovStorageObj * _pTable;
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EContentScanState _state;
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BOOL _fInitialized;
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union
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{
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CRcovUserHdr _usrHdr;
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CCiScopeUsrHdr _hdr;
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};
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void _Serialize( CScopeInfoStack const & stk );
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void _Serialize();
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void _DeSerialize( CScopeInfoStack & stk );
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void _UpdateHeader();
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void _FatalCorruption();
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void _LokScheduleScans( PARTITIONID partId, BOOL &fSerializeNotifyList );
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};
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