// Copyright (c) 2008-2009 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:

//

#include <pnp/ccontrolchannelbase.h>

#include <pnp/pnpconstants.h>

#include "rcontrolchannel.h"

EXPORT_C RControlChannel::RControlChannel ()

: iControlChannelImpl ( NULL )

	{	

	}

EXPORT_C void RControlChannel::Recv ( TControlMessage& aMessage, TRequestStatus& aStatus )

	{

	__ASSERT_DEBUG ( iControlChannelImpl, User::Panic( KControlChannelHandleNotOpen, KErrControlChannelNotOpen) );

	iControlChannelImpl->Recv ( aMessage, aStatus );	

	}

EXPORT_C void RControlChannel::Send ( TControlMessage& aMessage, TRequestStatus& aStatus )

	{

	__ASSERT_DEBUG ( iControlChannelImpl, User::Panic( KControlChannelHandleNotOpen, KErrControlChannelNotOpen) );

	iControlChannelImpl->Send ( aMessage, aStatus );

	}

EXPORT_C void RControlChannel::Close ()

	{

	delete iControlChannelImpl;

	iControlChannelImpl = NULL;

	}

EXPORT_C void RControlChannel::CancelRecv ()

	{

	iControlChannelImpl->CancelRecv();	

	}

EXPORT_C void RControlChannel::CancelSend ()

	{

	iControlChannelImpl->CancelSend();	

	}

void RControlChannel::Attach(CControlChannelBase& aChannelBase)

    {

    iControlChannelImpl = &aChannelBase;

	}

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

EXPORT_C TControlMessage::TControlMessage ()

: iPtr(NULL, 0),

iMaxLength (KErrUnknown),

iFlags(0)

	{

	}

EXPORT_C TControlMessage::~TControlMessage ()

	{

	}

EXPORT_C void TControlMessage::SetMessageDes ( const TDesC8& aData )

	{

	iPtr.Set((TUint8*)aData.Ptr(), aData.Length(), aData.Length() );

	}

EXPORT_C void TControlMessage::SetMessagePtr ( TDes8& aData )

	{

	iPtr.Set((TUint8*)aData.Ptr(), aData.Length(), aData.MaxLength() );

	}

EXPORT_C const TDesC8& TControlMessage::MessageDes () const

	{

	return iPtr;	

	}

EXPORT_C TDes8& TControlMessage::MessagePtr ()

	{

	return iPtr;	

	}	

EXPORT_C TBool TControlMessage::IsLast() const

	{

	return ( iFlags & 1 ); // 0th bit ( LSB )

	}

EXPORT_C void TControlMessage::SetLast()

	{

	iFlags |= 1; // set the 0th bit

	}

EXPORT_C void TControlMessage::ClearFlags ()

	{

	// clear set last flag

	iFlags &= ~1;

	}

EXPORT_C void TControlMessage::SetMaxLength ( TInt aLen )

	{

	iMaxLength = aLen;	

	}

EXPORT_C TInt TControlMessage::MaxLength () const

	{

	return iMaxLength;	

	}

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