sl@0: /*
sl@0: * Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: * All rights reserved.
sl@0: * This component and the accompanying materials are made available
sl@0: * under the terms of the License "Eclipse Public License v1.0"
sl@0: * which accompanies this distribution, and is available
sl@0: * at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: *
sl@0: * Initial Contributors:
sl@0: * Nokia Corporation - initial contribution.
sl@0: *
sl@0: * Contributors:
sl@0: *
sl@0: * Description: 
sl@0: *
sl@0: */
sl@0: 
sl@0: 
sl@0: 
sl@0: 
sl@0: /**
sl@0:  @file
sl@0:  @internalTechnology
sl@0: */
sl@0: #ifndef __FILEREADER__
sl@0: #define __FILEREADER__
sl@0: 
sl@0: #include <e32cmn.h>
sl@0: #include <e32base.h>
sl@0: #include <e32std.h>
sl@0: #include <e32def.h>
sl@0: #include <f32file.h>
sl@0: #include <bigint.h>
sl@0: 
sl@0: 	class CFileReader : public CBase
sl@0: 		{
sl@0: 	public:
sl@0: 		static CFileReader* NewL(TPtrC aFileReader);
sl@0: 		static CFileReader* NewLC(TPtrC aFileReader);
sl@0: 		static CFileReader* NewL(TPtrC aFilePath, TInt aBlockSize);
sl@0: 		static CFileReader* NewLC(TPtrC aFilePath, TInt aBlockSize);
sl@0: 
sl@0: 		operator const TPtrC8();
sl@0: 				
sl@0: 		virtual ~CFileReader();
sl@0: 		
sl@0: 		TBool ReadBlockL();
sl@0: 		
sl@0: 		TInt NumBlocks();
sl@0: 		
sl@0: 		/** Parse a hex string and return a new RInteger. */
sl@0:     	RInteger ParseIntegerL();
sl@0: 
sl@0:     	/** Parse a hex string and return a new descriptor containing the binary data. */
sl@0: 		HBufC8* ParseBinaryL(const TDesC8& aDes);
sl@0: 		
sl@0: 	private:
sl@0: 		CFileReader();
sl@0: 	
sl@0: 		void ConstructL(TPtrC aFileReader);
sl@0: 		void ConstructL(TPtrC aFilePath, TInt aOffsetSize);
sl@0: 
sl@0: 		HBufC8* iFileContents;
sl@0: 		HBufC*	iFilePath;
sl@0: 		TInt 	iFileOffset;
sl@0: 		TInt 	iBlockSize;
sl@0: 		
sl@0: 		RFs		iRfs;
sl@0: 		RFile	iFile;
sl@0: 
sl@0: 
sl@0: 		};
sl@0: #endif