104 lines
3.5 KiB
C++
104 lines
3.5 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 - 2000.
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//
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// File: IDQREG.HXX
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//
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// Contents: Default registry parameters for idq.dll
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//
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// History: 22 Oct 97 AlanW Created from params.hxx
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//
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//----------------------------------------------------------------------------
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#pragma once
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const ULONG IS_DATETIME_FORMATTING_USER_LCID = 0;
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const ULONG IS_DATETIME_FORMATTING_SYSTEM_LCID = 1;
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const ULONG IS_DATETIME_FORMATTING_FAST_LCID = 2;
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//+---------------------------------------------------------------------------
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//
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// Class: CIdqRegVars
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//
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// Purpose: Registry variables used by IDQ.dll
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//
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// History 10-11-96 dlee Created from user+kernel params
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//
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//----------------------------------------------------------------------------
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class CIdqRegVars
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{
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public:
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void SetDefault();
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ULONG _maxISRowsInResultSet; // max rows in result for ISAPI exten.
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ULONG _maxISQueryCache; // max size of query cache for ISAPI exten.
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ULONG _ISFirstRowsInResultSet;
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ULONG _ISCachePurgeInterval; // query cache purge interval for ISAPI ext.
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ULONG _ISRequestQueueSize; // query queue for web requests w for ISAPI ext.
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ULONG _ISRequestThresholdFactor; // thread factor for # processors for
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// queueing requests
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ULONG _ISDateTimeFormatting; // mode for formatting date/time
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ULONG _ISDateTimeLocal; // 0 for GMT, 1 for local system time
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// Note: Not really an IDQ param, but used with ISRequestThresholdFactor to
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// compute the max # of threads in idq.dll.
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ULONG _maxActiveQueryThreads; // Maximum number of query threads to allow
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WCHAR _awcISDefaultCatalog[_MAX_PATH]; // default IS catalog dir
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};
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//+---------------------------------------------------------------------------
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//
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// Class: CIdqRegParams
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//
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// Purpose: Registry variables used by CI
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//
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// History 10-11-96 dlee Created from user+kernel params
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//
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//----------------------------------------------------------------------------
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class CRegAccess;
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class CIdqRegParams : public CIdqRegVars
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{
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public :
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CIdqRegParams( );
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void Refresh( BOOL fUseDefaultsOnFailure = FALSE );
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const ULONG GetMaxISRowsInResultSet() { return _maxISRowsInResultSet; }
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const ULONG GetMaxISQueryCache() { return _maxISQueryCache; }
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const ULONG GetISFirstRowsInResultSet() { return _ISFirstRowsInResultSet; }
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const ULONG GetISCachePurgeInterval() { return _ISCachePurgeInterval; }
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const ULONG GetISRequestQueueSize() { return _ISRequestQueueSize; }
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const ULONG GetISRequestThresholdFactor() { return _ISRequestThresholdFactor; }
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const ULONG GetMaxActiveQueryThreads() { return _maxActiveQueryThreads; }
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const ULONG GetDateTimeFormatting() { return _ISDateTimeFormatting; }
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const BOOL GetDateTimeLocal() { return 0 != _ISDateTimeLocal; }
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const ULONG GetISDefaultCatalog( WCHAR *pwc, ULONG cwc )
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{
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CLock lock( _mutex );
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// copy the whole string under lock
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ULONG cwcBuf = wcslen( _awcISDefaultCatalog );
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if ( cwc > cwcBuf )
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wcscpy( pwc, _awcISDefaultCatalog );
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return cwcBuf;
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}
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private:
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void _ReadValues( CRegAccess & reg, CIdqRegVars & vars );
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void _ReadAndOverrideValues( CRegAccess & reg );
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void _StoreNewValues( CIdqRegVars & vars );
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CMutexSem _mutex; // Used to serialize access
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};
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