// 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 barsc2.cpp

*

* @internalComponent

* @released

*/

#include <iostream>

#include <sstream>

#include "barsc2.h"

#include <string>

CResourceFile::CResourceFile(const std::string& aName,TUint32 aFileOffset, TInt aFileSize)

	{

	// Creating the implementation instance with a placement new operator.

	new (iImpl) RResourceFileImpl;

	// Open the resource file for reading.

	Impl()->OpenL(aName, aFileOffset, aFileSize);

	}

CResourceFile::~CResourceFile()

	{

	RResourceFileImpl* impl = Impl();

	impl->~RResourceFileImpl();

	}

Ptr8* CResourceFile::AllocReadL(const TInt& aResourceId)

	{

	return Impl()->AllocReadL(aResourceId);

	}

/** Initialises the offset value from the first resource.

The function tests to catch cases where the first resource is not an RSS_SIGNATURE.

It assumes that the first resource in the file consists of

two 32-bit integers. The first integer contains the version number and

the second is a self-referencing link whose value is the offset for

the resources in the file, plus 1.This function must be called before

calling Offset(), AllocReadL(), AllocReadLC() or ReadL().

@leave The function leaves if this resource id is not in this

resource file or the file is corrupted. */

void CResourceFile::ConfirmSignatureL()

	{

	Impl()->ConfirmSignatureL();

	}

// Read Uid3 of Resource File

TUid CResourceFile::ReadAppUidL()

	{

	// Unicode compressed RSC file will have 19 bytes header.

	const TUint8 Read_Byte = 4;

	TUint8 header[Read_Byte];

	sTUid uid;

	// Read Uid3 of Resource File

	Impl()->ReadL(8,header,Read_Byte);

	// Get the Third UID

	memcpy((TUint8*)&uid.iUid1,header,Read_Byte);

	TUid iUid = {uid.iUid1};

	return iUid;

	}

// Read Uid2 of Resource File

TUid CResourceFile::ReadFileUidL()

	{

	// Unicode compressed RSC file will have 19 bytes header.

	const TUint8 Read_Byte = 4;

	TUint8 header[Read_Byte];

	sTUid uid;

	// Read Uid3 of Resource File

	Impl()->ReadL(4,header,Read_Byte);

	// Get the Third UID

	memcpy((TUint8*)&uid.iUid1,header,Read_Byte);

	TUid iUid = {uid.iUid1};

	return iUid;

	}

TBool CResourceFile::OwnsResourceId(const TInt& aResourceId) const

	{

	return Impl()->OwnsResourceId(aResourceId);

	}

RResourceFileImpl* CResourceFile::Impl()

	{

	return reinterpret_cast <RResourceFileImpl*> (iImpl);

	}

const RResourceFileImpl* CResourceFile::Impl() const

	{

	return reinterpret_cast <const RResourceFileImpl*> (iImpl);

	}

void CResourceFileException::Display() const 

	{

	std::ostringstream errDispStream;

	errDispStream<<iValue;

	errDispStream<<std::endl;

// Note: Remove the following tow sentences after integrating with Interpretsis.	

	std::string str = errDispStream.str();

	std::cout<<str;

//  Note: Put this when integrating with InterpretSis

//	std::wstring finalMessage = Utf8ToUcs2( errDispStream.str() );

//  LERROR( finalMessage );

	}

	/**

	Get the exception message

	*/

std::string CResourceFileException::GetMsg()

	{

		return iValue;

	}