// Copyright (c) 2006-2009 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:
//
/**
@file
@internalComponent
*/
#ifndef HCTLTIRECEIVER_H
#define HCTLTIRECEIVER_H
#include <e32base.h>
#include <bluetooth/hci/hcievents.h>
#include <bluetooth/hciframelogger.h>
class CHCTLTi;
class RBusDevComm;
/**
This is the class that implements the UART specifics of the Receiver AO and framer.
This class is not intented for derivation.
*/
NONSHARABLE_CLASS(CHCTLTiReceiver) : public CActive
{
public:
static CHCTLTiReceiver* NewL(CHCTLTi& aHCTLTi, RBusDevComm& aPort);
~CHCTLTiReceiver();
// Called to initiate the initial read on the port.
void Start();
private:
CHCTLTiReceiver(CHCTLTi& aHCTLTi, RBusDevComm& aPort);
void ConstructL();
// Helper methods
void QueueReadForNextFrame(TUint16 aOffset, TUint16 aBytesRequired);
void ProcessData();
// From CActive
virtual void RunL();
virtual void DoCancel();
private:
enum THctlReceiverState
{
EWaitingForHctlHeaderByte,
EWaitingForHciHeader,
EWaitingForHciPayload,
EInvalidDataReceived,
};
// Set the receive buffer equal to the 3-DH5 packet size.
// This value should be changed by licensees if the controller
// is exceeding this packet size.
// 3-DH5. Payload = 1021 octets.
// Buffer length = payload + HCTL overhead + ACL Header
static const TUint16 KHCTLRecvBufSize = 1026;
CHCTLTi& iHCTLTi;
THctlReceiverState iState;
TUint8 iCurrentHCIPacketType;
RBuf8 iReceiveBuffer;
TPtr8 iReceiveBufPtr;
RBusDevComm& iPort;
DECLARE_HCI_LOGGER
};
#endif // HCTLTIRECEIVER_H