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105 lines
3.1 KiB
105 lines
3.1 KiB
/*++
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Copyright (C) 1998-2001 Microsoft Corporation
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Module Name:
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PERSISTCFG.H
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Abstract:
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This file implements the WinMgmt persistent configuration operations.
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Classes implemented:
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CPersistentConfig persistent configuration manager
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History:
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1/13/98 paulall Created.
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--*/
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#ifndef _persistcfg_h_
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#define _persistcfg_h_
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#include "corepol.h"
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#include "statsync.h"
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enum PERSIST_CFGVAL
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{
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PERSIST_CFGVAL_CORE_DATABASE_DIRTY,
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PERSIST_CFGVAL_CORE_ESS_NEEDS_LOADING,
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PERSIST_CFGVAL_CORE_NEEDSBACKUPCHECK,
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PERSIST_CFGVAL_CORE_FSREP_VERSION,
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PERSIST_CFGVAL_CORE_ESS_TO_BE_INITIALIZED,
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PERSIST_CFGVAL_MAX_NUM_EVENTS // keep this last
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};
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class CDirectoryPath
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{
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TCHAR *pszDirectory ;
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public:
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CDirectoryPath();
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~CDirectoryPath(){ delete [] pszDirectory;};
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TCHAR * GetStr(void){return pszDirectory;};
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};
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/*=============================================================================
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*
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* class CPersistentConfig
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*
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* Retrieves and stores persistent configuration in the $WinMgmt.CFG file.
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* All writes are going to be committed to disk by the return of the
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* operation.
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*=============================================================================
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*/
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#pragma warning (disable : 4251)
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class POLARITY CPersistentConfig
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{
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public:
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//Number of items in the config array. Requesting/setting values
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//outside this range will fail the operation.
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enum { MaxNumberConfigEntries = PERSIST_CFGVAL_MAX_NUM_EVENTS };
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//Retrieves the configuration from the configuration file if it
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//has not yet been retrieved into memory, or retrieves it from a
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//memory cache.
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// dwOffset needs to be less than MaxNumberConfigEntries and specifies
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// the configuration entry required.
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// dwValue if sucessful this will contain the value. If the value
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// has not been set this will return 0.
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// BOOL returns TRUE if successful.
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BOOL GetPersistentCfgValue(DWORD dwOffset, DWORD &dwValue);
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//Stores the value into the configuration file and to the
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//memory cache if it exists. The replacment of the original
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//file (if it exists) is the last thing it does.
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// dwOffset needs to be less than MaxNumberConfigEntries and specifies
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// the configuration entry required.
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// dwValue is the value to set the configuration to.
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// BOOL returns TRUE if successful.
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BOOL SetPersistentCfgValue(DWORD dwOffset, DWORD dwValue);
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//Should be called once at startup to make sure the configuration files are
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//in a stable state.
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void CPersistentConfig::TidyUp();
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private:
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//Directory of persistent date
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static CDirectoryPath m_Directory ;
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//Returns a filename with a full DB path prepended to the
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//specified filename. Need to delete[] the string returned.
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TCHAR *GetFullFilename(const TCHAR *pszFilename);
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//Returns TRUE if the file exists, FALSE otherwise (or if an error
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//occurs while opening the file.
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BOOL FileExists(const TCHAR *pszFilename);
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};
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#endif
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