sl@0: /*
sl@0: * Copyright (c) 2003-2009 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: 
sl@0: #include <e32base.h>
sl@0: #include <s32strm.h>
sl@0: #include "cafutils.h"
sl@0: 
sl@0: using namespace ContentAccess;
sl@0: 
sl@0: HBufC* TCafUtils::ReadDescriptor16L(RReadStream& aStream)
sl@0: 	{
sl@0: 	// Read the unicode data from the stream
sl@0: 	TInt dataLength = aStream.ReadInt32L();
sl@0: 	HBufC* iData = HBufC::NewL(dataLength);
sl@0: 	CleanupStack::PushL(iData);
sl@0: 	if(dataLength > 0)
sl@0: 		{
sl@0: 		TPtr dataPtr = iData->Des();
sl@0: 		aStream.ReadL(dataPtr, dataLength);
sl@0: 		}
sl@0: 	CleanupStack::Pop(iData);
sl@0: 	return iData;
sl@0: 	}
sl@0: 
sl@0: void TCafUtils::WriteDescriptor16L(RWriteStream& aStream, const TDesC& aDescriptor)
sl@0: 	{
sl@0: 	// Write unicode data to the stream
sl@0: 	aStream.WriteInt32L(aDescriptor.Length());
sl@0: 	aStream.WriteL(aDescriptor);
sl@0: 	}	
sl@0: 
sl@0: HBufC8* TCafUtils::ReadDescriptor8L(RReadStream& aStream)
sl@0: 	{
sl@0: 	// Read the 8 bit data from a stream
sl@0: 	TInt dataLength = aStream.ReadInt32L();
sl@0: 	HBufC8* iData = HBufC8::NewL(dataLength);
sl@0: 	CleanupStack::PushL(iData);
sl@0: 	if(dataLength > 0)
sl@0: 		{
sl@0: 		TPtr8 dataPtr = iData->Des();
sl@0: 		aStream.ReadL(dataPtr, dataLength);
sl@0: 		}
sl@0: 	CleanupStack::Pop(iData);
sl@0: 	return iData;
sl@0: 	}
sl@0: 
sl@0: void TCafUtils::ReadDescriptor8L(RReadStream& aStream, TDes8& aBuffer)
sl@0: 	{
sl@0: 	aBuffer.SetLength(0);
sl@0: 	
sl@0: 	// Read the 8 bit data from a stream
sl@0: 	TInt dataLength = aStream.ReadInt32L();
sl@0: 	if(dataLength > aBuffer.MaxLength())
sl@0: 		{
sl@0: 		User::Leave(KErrOverflow);
sl@0: 		}
sl@0: 	if(dataLength > 0)
sl@0: 		{
sl@0: 		aStream.ReadL(aBuffer, dataLength);
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: void TCafUtils::WriteDescriptor8L(RWriteStream& aStream, const TDesC8& aDescriptor)
sl@0: 	{
sl@0: 	// Write 8 bit data to a stream
sl@0: 	aStream.WriteInt32L(aDescriptor.Length());
sl@0: 	aStream.WriteL(aDescriptor);
sl@0: 	}	
sl@0: 
sl@0: // DLL entry point - only for EKA1
sl@0: