/*

* Copyright (c) 2004 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:  Serialization tools for SAP Settings Store.

*

*/

// INCLUDE FILES

#include    <e32std.h>

#include    "IMPSSAPSerializer.h"

// -----------------------------------------------------------------------------

// IMPSSAPSerializer::ExternalizeBufferL()

// -----------------------------------------------------------------------------

//

void IMPSSAPSerializer::ExternalizeBufferL( const HBufC* aBuffer, RWriteStream& aStream )

    {

    if ( aBuffer && aBuffer->Length() != 0 )

        {

        aStream.WriteInt32L( aBuffer->Length() );

        aStream.WriteL( *aBuffer );

        }

    else

        {

        aStream.WriteInt32L( 0 );

        }

    }

// -----------------------------------------------------------------------------

// IMPSSAPSerializer::InternalizeBufferL()

// -----------------------------------------------------------------------------

//

HBufC* IMPSSAPSerializer::InternalizeBufferL( RReadStream& aStream )

    {

    HBufC* buffer = NULL;

    TInt length = aStream.ReadInt32L();

    if ( length != 0 )

        {

        buffer = HBufC::NewLC( length );

        TPtr ptr( buffer->Des() );

        aStream.ReadL( ptr, length );

        CleanupStack::Pop(); //buffer

        }

    return buffer;

    }

// -----------------------------------------------------------------------------

// IMPSSAPSerializer::BufferSizeInBytes()

// -----------------------------------------------------------------------------

//

TInt IMPSSAPSerializer::BufferSizeInBytes( const HBufC* aBuffer )

    {

    TInt size = 4; //Buffer length indicator: 4 bytes

    if ( aBuffer && aBuffer->Length() != 0 )

        {

        size = size + aBuffer->Size();

        }

    return size;

    }

//  End of File