contentmgmt/contentaccessfwfordrm/source/cafutils/embeddedobject.cpp
author Santosh Patil <santosh.v.patil@nokia.com>
Wed, 08 Jul 2009 11:25:26 +0100
changeset 0 2c201484c85f
child 8 35751d3474b7
permissions -rw-r--r--
Move the Security package to EPL, and add the implementations of the cryptographic algorithms
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/*
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* Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the License "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: 
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*
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*/
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#include <s32strm.h>
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#include "EmbeddedObject.h"
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#include "cafutils.h"
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using namespace ContentAccess;
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EXPORT_C CEmbeddedObject* CEmbeddedObject::NewL(const TDesC& aUniqueId, const TDesC& aName, const TDesC8& aMimeType, TEmbeddedType aType)
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	{
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	CEmbeddedObject* self = new (ELeave) CEmbeddedObject(aType);
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	CleanupStack::PushL(self);
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	self->ConstructL(aUniqueId, aName, aMimeType);
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	CleanupStack::Pop(self);
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	return self;
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	}
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EXPORT_C CEmbeddedObject* CEmbeddedObject::NewL(const TDesC& aUniqueId, const TDesC8& aMimeType, TEmbeddedType aType)
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	{
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	return CEmbeddedObject::NewL(aUniqueId, KNullDesC(), aMimeType, aType);
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	}
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EXPORT_C CEmbeddedObject* CEmbeddedObject::NewL(RReadStream& aStream)
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	{
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	CEmbeddedObject* self = new (ELeave) CEmbeddedObject(EContentObject);
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	CleanupStack::PushL(self);
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	self->InternalizeL(aStream);
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	CleanupStack::Pop(self);
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	return self;
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	}
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CEmbeddedObject::CEmbeddedObject(TEmbeddedType aType) : iType(aType)
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	{	
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	}
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CEmbeddedObject::~CEmbeddedObject()
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	{
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	delete iUniqueId;
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	delete iName;
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	}
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void CEmbeddedObject::ConstructL(const TDesC& aUniqueId, const TDesC& aName, const TDesC8& aMimeType)
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	{
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	// Store the unique Id
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	iUniqueId = aUniqueId.AllocL();
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	// Only store the name if it is non zero, otherwise we presume the name
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	// is the same as the UniqueId
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	if(aName.Length() != 0)
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		{
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		iName = aName.AllocL();			
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		}
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	iMimeType.Copy(aMimeType.Left(KMaxDataTypeLength));
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	}
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EXPORT_C const TDesC& CEmbeddedObject::UniqueId() const
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	{
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	// return the name of the embedded object
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	return *iUniqueId;
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	}
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EXPORT_C const TDesC& CEmbeddedObject::Name() const
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	{
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	if(iName)
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		{
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		return *iName;	
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		}
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	else
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		{
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		// Name is NULL so must be the same as UniqueId
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		return *iUniqueId;	
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		}
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	}
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EXPORT_C const TDesC8& CEmbeddedObject::MimeType() const
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	{
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	// return the mime type of the embedded object
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	return iMimeType;
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	}
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EXPORT_C TEmbeddedType CEmbeddedObject::Type() const
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	{
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	// return the type of object (container, content, agent specific object)
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	return iType;
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	}
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EXPORT_C void CEmbeddedObject::ExternalizeL(RWriteStream& aStream) const
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	{
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	// write the name, mime type and embedded object type to the stream
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	TCafUtils::WriteDescriptor16L(aStream, *iUniqueId);
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	TCafUtils::WriteDescriptor8L(aStream, iMimeType);
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	aStream.WriteInt32L(static_cast<TInt>(iType));
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	if(iName)
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		{
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		TCafUtils::WriteDescriptor16L(aStream, *iName);
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		}
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	else
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		{
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		TCafUtils::WriteDescriptor16L(aStream, KNullDesC());	
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		}
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	}	
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void CEmbeddedObject::InternalizeL(RReadStream& aStream)
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	{
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	// Read name, mime type and embedded object type from the stream
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	iUniqueId = TCafUtils::ReadDescriptor16L(aStream);
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	TCafUtils::ReadDescriptor8L(aStream, iMimeType);
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	iType = static_cast<TEmbeddedType> (aStream.ReadInt32L());
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	iName = TCafUtils::ReadDescriptor16L(aStream);
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	// If the name is zero length it is supposed to be iName = NULL
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	if(iName->Des().Length() == 0)
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		{
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		delete iName;
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		iName=NULL;
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		}
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	}