// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).

 // All rights reserved.

 // This component and the accompanying materials are made available

 // under the terms of "Eclipse Public License v1.0"

 // which accompanies this distribution, and is available

 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

 //

 // Initial Contributors:

 // Nokia Corporation - initial contribution.

 //

 // Contributors:

 //

 // Description:

 // ULogger sys config

 // 

 //

 /**

  @file

  @internalTechnology

  @prototype

 */

 #ifndef SYSCONFIGIMPL_H

 #define SYSCONFIGIMPL_H

 #include <e32cmn.h>		 

 #include <f32file.h>	 

 #include "uloggersysconfig.h"

 #include <bsul/inifile.h>

 #include "uloggershared.h"

 namespace Ulogger

 {

 NONSHARABLE_CLASS(CConfigSettingsImpl) : public CBase

 {

 public:

 	/**Standard Symbian OS construction method.*/

 	static CConfigSettingsImpl* NewL();

 	TBool Next(TPtrC8& aSetting,TPtrC8& aSettingValue);

 	void Reset();

 	/**Destructor.*/

 	~CConfigSettingsImpl();

 private:

 	friend class CConfigImpl;

 	CConfigSettingsImpl();

 	BSUL::CIniSecIter8* iIniSecIter;

 };

 NONSHARABLE_CLASS(CConfigImpl) : public CBase

 	{

 public:

 	static CConfigImpl* NewL(RHeap* aHeap,TFileName& aFilename);

 	~CConfigImpl();

 	// Allow Objects to register for configuration change notifications

 	//Get operation									 

 	TInt GetKeyValue(const TDesC8& aSectionName,const TDesC8& aKey,TPtrC8& aValue);

 	TInt GetSection(const TDesC8& aSectionName,CConfigSettingsIter& aSection);	

 	TInt GetKeyCount(const TDesC8& aSectionName,TPtrC8& aLastKey);

 	//modify operation	

 	TInt SetKeyValue(const TDesC8& aSectionName,const TDesC8& aKey, const TDesC8& aValue);

 	TInt RemoveKey(const TDesC8& aSectionName,const TDesC8& aKeyName);

 	TInt RemoveSection(const TDesC8& aSectionName);

 	//utils

 	TInt GetPointerToKeyName(const TDesC8& aSectionName,const TDesC8& aKeyName,TPtrC8& aKeyPointer);

 	TInt CheckValueExist(const TDesC8& aSectionName,const TDesC8& aValue,TInt& aKeyCount);

 	TInt PersistIniFile();

 	TInt GenerateInternalKey(const TDesC8& aSection,TBuf8<15>& aKeyName);	

 	void GetSystemDrive(TDriveName& aSystemDrive);

 private:

 	CConfigImpl(RHeap* aHeap,TFileName& aFileName) : 

 		iHeap(aHeap),iFileName(aFileName) {}

 	void ConstructL();	

 	void LoadConfigFileL();

 	void GetConfigFileName(TFileName& aFileName);

 private:	

 	/** Mutex for controlling write access */

 	RMutex iWriteMutex;

 	/** Pointer to private heap */

 	RHeap* iHeap;

 	/** Handle to file server */

 	RFs iFs;

 	/** Ini-file parser */

 	BSUL::CIniDocument8* iIniFileDocument;

 	TFileName iFileName;

 	};

 }

 #endif // SYSCONFIGIMPL_H