1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/ossrv/lowlevellibsandfws/apputils/inc/BaArchiveImpl.h	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,104 @@
     1.4 +// Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.5 +// All rights reserved.
     1.6 +// This component and the accompanying materials are made available
     1.7 +// under the terms of "Eclipse Public License v1.0"
     1.8 +// which accompanies this distribution, and is available
     1.9 +// at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.10 +//
    1.11 +// Initial Contributors:
    1.12 +// Nokia Corporation - initial contribution.
    1.13 +//
    1.14 +// Contributors:
    1.15 +//
    1.16 +// Description:
    1.17 +//
    1.18 +
    1.19 +#ifndef __BAARCHIVEIMPL_H__
    1.20 +#define __BAARCHIVEIMPL_H__
    1.21 +
    1.22 +#include <e32std.h>
    1.23 +#include <f32file.h>
    1.24 +
    1.25 +//Some useful constant
    1.26 +const TUid KSpiFileUid={0x10205C2B};
    1.27 +const TUint KSpiFirstRscOffset=32;
    1.28 +
    1.29 +//Forward declarations
    1.30 +class CResourceFile;
    1.31 +
    1.32 +/**
    1.33 +Internal class to store the RSC name and the pointer to data
    1.34 +@internalComponent
    1.35 +*/
    1.36 +NONSHARABLE_CLASS(TRscEntry)
    1.37 +{
    1.38 +public:
    1.39 +	TRscEntry(){}
    1.40 +public:
    1.41 +	TPtrC8 iRscName;
    1.42 +	TPtrC8 iRscData;
    1.43 +#ifdef __BASPITEST__
    1.44 +	//used for testing purpose to check file association of each resource entry
    1.45 +	TPtrC iFileNamePtr;
    1.46 +#endif	
    1.47 +};
    1.48 +
    1.49 +/** Accesses a resource file and reads the resource data into a buffer.
    1.50 +It is the implementation class for RResourceArchive
    1.51 +@internalComponent 
    1.52 +@see RResourceArchive
    1.53 +*/
    1.54 +NONSHARABLE_CLASS(CResourceArchiveImpl) : public CBase
    1.55 +	{
    1.56 +	friend class RStaticPluginInfoTest;
    1.57 +public:
    1.58 +	static CResourceArchiveImpl* NewL(RFs& aFs,const TDesC& aName);
    1.59 +	static CResourceArchiveImpl* NewL(RFs& aFs,const TDesC& aPath,const TDesC& aPattern);
    1.60 +	~CResourceArchiveImpl();
    1.61 +	CResourceFile* NextL(HBufC*& aRscFileName);
    1.62 +	void Reset();
    1.63 +	TUid Type();
    1.64 +	TBool NextResourceExist() const;
    1.65 +	
    1.66 +private:
    1.67 +	void ConstructL(RFs& aFs,const TDesC& aName);
    1.68 +	void ConstructL(RFs& aFs,const TDesC& aPath,const TDesC& aPattern);
    1.69 +	//helper functions
    1.70 +	void OpenFileL(RFs& aFs,const TDesC& aName,TPtr8& aBufferPtr);
    1.71 +	void ValidateHeaderL(TPtr8& aBufferPtr);
    1.72 +	void ProcessEntryL(TPtr8& aBufferPtr,RArray<TPtrC8>& aHiddenList);
    1.73 +	CResourceArchiveImpl();
    1.74 +	
    1.75 +	//determine the order in which entry is inserted	
    1.76 +	static TInt EntryOrder(const TRscEntry& aSource,const TRscEntry& aTarget)
    1.77 +		{
    1.78 +		return (aSource.iRscName.CompareF(aTarget.iRscName));
    1.79 +		}
    1.80 +
    1.81 +	//determine the matching criteria for TPtrC8
    1.82 +	static TBool MatchDescriptor(const TPtrC8& aSource,const TPtrC8& aTarget)
    1.83 +		{
    1.84 +		if (aSource.CompareF(aTarget)==0)
    1.85 +			return ETrue;
    1.86 +		return EFalse;
    1.87 +		}
    1.88 +	TInt32 LittleEndianFourByteInteger(const TDesC8& aBuffer,TInt aIndexOfFirstByte) const;	
    1.89 +private:
    1.90 +	//current rsc entry index to iRscList
    1.91 +	TInt iCurrentIndex;
    1.92 +	//type of spi file
    1.93 +	TUid iSpiFileType;
    1.94 +	//combined array of resources
    1.95 +	RArray<TRscEntry> iRscList;
    1.96 +	//list of all opened archive buffer
    1.97 +	RPointerArray<HBufC8> iSpiBufferArray;
    1.98 +	//list of all opened RChunk buffer
    1.99 +	RPointerArray<RChunk> iSpiChunkBufferArray;
   1.100 +	
   1.101 +#ifdef __BASPITEST__
   1.102 +	//used for testing purpose to check file association of each resource entry
   1.103 +	RArray<TFileName> iSpiFileNameArray;
   1.104 +#endif	
   1.105 +	};
   1.106 +	
   1.107 +#endif//__BAARCHIVEIMPL_H_