sl@0: /*
sl@0: * Copyright (c) 2004-2009 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: #include <charconv.h>
sl@0: #include <s32strm.h>
sl@0: #include <caf/metadata.h>
sl@0: #include "cafutils.h"
sl@0: 
sl@0: 
sl@0: using namespace ContentAccess;
sl@0: 
sl@0: CMetaData* CMetaData::NewL(const TDesC8& aField, const TDesC8& aData)
sl@0: 	{
sl@0: 	CMetaData* self = new (ELeave) CMetaData(EFalse);
sl@0: 	CleanupStack::PushL(self);
sl@0: 	self->ConstructL(aField, aData);
sl@0: 	CleanupStack::Pop(self);
sl@0: 	return self;
sl@0: 	}
sl@0: 
sl@0: CMetaData* CMetaData::NewL(const TDesC16& aField, const TDesC16& aData)
sl@0: 	{
sl@0: 	CMetaData* self = new (ELeave) CMetaData(ETrue);
sl@0: 	CleanupStack::PushL(self);
sl@0: 	self->ConstructL(aField, aData);
sl@0: 	CleanupStack::Pop(self);
sl@0: 	return self;
sl@0: 	}
sl@0: 
sl@0: CMetaData* CMetaData::NewL(RReadStream& aStream)
sl@0: 	{
sl@0: 	CMetaData* self = new (ELeave) CMetaData(ETrue);
sl@0: 	CleanupStack::PushL(self);
sl@0: 	self->InternalizeL(aStream);
sl@0: 	CleanupStack::Pop(self);
sl@0: 	return self;
sl@0: 	}
sl@0: 
sl@0: CMetaData::CMetaData(TBool aUnicode) : iUnicode(aUnicode)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: void CMetaData::ConstructL(const TDesC8& aField, const TDesC8& aData)
sl@0: 	{
sl@0: 	// Store supplied data in both 8 bit and unicode forms
sl@0: 	iField8 = aField.AllocL();
sl@0: 	iData8 = aData.AllocL();
sl@0: 
sl@0: 	// Allocate space for 16 bit versions
sl@0: 	iField = HBufC::NewL(iField8->Length());
sl@0: 	iData = HBufC::NewL(iData8->Length());
sl@0: 
sl@0: 	// populate 16 bit versions with 8 bit values
sl@0: 	iField->Des().Copy(*iField8);
sl@0: 	iData->Des().Copy(*iData8);
sl@0: 	}
sl@0: 
sl@0: void CMetaData::ConstructL(const TDesC16& aField, const TDesC16& aData)
sl@0: 	{
sl@0: 	// Store supplied data in both 8 bit and unicode forms
sl@0: 	iField = aField.AllocL();
sl@0: 	iData = aData.AllocL();
sl@0: 
sl@0: 	// Allocate space for 8 bit versions
sl@0: 	iField8 = HBufC8::NewL(iField->Des().Length());
sl@0: 	iData8 = HBufC8::NewL(iData->Des().Length());
sl@0: 
sl@0: 	// populate 8 bit versions with 16 bit values
sl@0: 	iField8->Des().Copy(*iField);
sl@0: 	iData8->Des().Copy(*iData);
sl@0: 	}
sl@0: 
sl@0: CMetaData::~CMetaData()
sl@0: 	{
sl@0: 	delete iField;
sl@0: 	delete iData;
sl@0: 	delete iField8;
sl@0: 	delete iData8;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C const TDesC& CMetaData::Field() const
sl@0: 	{
sl@0: 	return *iField;
sl@0: 	}
sl@0: 		
sl@0: EXPORT_C const TDesC& CMetaData::Data() const
sl@0: 	{
sl@0: 	return *iData;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C const TDesC8& CMetaData::Field8() const
sl@0: 	{
sl@0: 	return *iField8;
sl@0: 	}
sl@0: 		
sl@0: EXPORT_C const TDesC8& CMetaData::Data8() const
sl@0: 	{
sl@0: 	return *iData8;
sl@0: 	}
sl@0: 	
sl@0: void CMetaData::InternalizeL(RReadStream& aStream)
sl@0: 	{
sl@0: 	// Read the unicode field from the stream
sl@0: 	iField = TCafUtils::ReadDescriptor16L(aStream);
sl@0: 
sl@0: 	// Read the unicode data from the stream
sl@0: 	iData = TCafUtils::ReadDescriptor16L(aStream);
sl@0: 
sl@0: 	// Allocate space for 8 bit versions
sl@0: 	iField8 = HBufC8::NewL(iField->Length());
sl@0: 	iData8 = HBufC8::NewL(iData->Length());
sl@0: 
sl@0: 	// populate 8 bit versions with 16 bit values
sl@0: 	iField8->Des().Copy(*iField);
sl@0: 	iData8->Des().Copy(*iData);
sl@0: 	}
sl@0: 
sl@0: void CMetaData::ExternalizeL(RWriteStream& aStream) const
sl@0: 	{
sl@0: 	// Write unicode field to the stream
sl@0: 	TCafUtils::WriteDescriptor16L(aStream, *iField);
sl@0: 	TCafUtils::WriteDescriptor16L(aStream, *iData);
sl@0: 	}