diff -r 5cc91383ab1e -r 7333d7932ef7 secureswitools/swisistools/source/rscparser/barsreadimpl.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/secureswitools/swisistools/source/rscparser/barsreadimpl.h Tue Aug 31 15:21:33 2010 +0300 @@ -0,0 +1,79 @@ +// Copyright (c) 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: +// +/** +* @file barsreadimpl.h +* +* @internalComponent +* @released +*/ +#ifndef __BARSREADIMPL_H__ +#define __BARSREADIMPL_H__ + +#include "commontypes.h" + +/** Interprets resource data read from a resource file. + +To use an instance of this class, pass the buffer containing the resource +data to it by calling SetBuffer(). + +The buffer containing the resource data is created by RResourceFile::AllocReadL()/CResourceFile::AllocReadL() +which reads the specified resource into it. + +The current position within the buffer is always maintained and any request +for data is always supplied from the current position. The current position +is always updated . + +Expected behaviour when assignment operator or copy constructor is called: +The class doesn't have assignment operator and copy constructor, so the compiler generated +ones will be used. The buffer used by the source class instance will be shared with the +destination class instance. However source and destination instances will have their own +current position pointers, both pointed initially to the same buffer position. + +@internalComponent +@see TResourceReaderImpl::SetBuffer() +@see CResourceFile::AllocReadL() */ +class TResourceReaderImpl + { +public: + TResourceReaderImpl(); + + void SetBuffer(const Ptr8* aBuffer); + void ResetBuffer(); + const TAny* Ptr(); + + // Read counted strings into allocated buffer + Ptr16* ReadHBufCL(); + + // Build pointer from a counted string + PtrC8* ReadTPtrC8L(); + PtrC16* ReadTPtrC16L(); + + TInt ReadInt8L(); + TUint32 ReadUint8L(); + TInt ReadInt16L(); + TInt ReadInt32L(); + TUint32 ReadUint32L(); + + void ReadL(TAny* aPtr,TInt aLength); + +private: + void MovePtrL(const TUint8* aPtr); +private: + + const Ptr8* iBuffer; + const TUint8* iCurrentPtr; + }; + +#endif//__BARSREADIMPL_H__ \ No newline at end of file