// 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+
−
*/+
−
+
−
#include "hctlti.h"+
−
+
−
#include "hctltisender.h"+
−
#include "hctltireceiver.h"+
−
#include "controllermanager.h"+
−
+
−
#include "hctltiutils.h"+
−
+
−
#include <bluetooth/hci/hctleventobserver.h>+
−
#include <bluetooth/hci/hctldataobserver.h>+
−
#include <bluetooth/hci/hctlchannelobserver.h>+
−
#include <bluetooth/logger.h>+
−
+
−
+
−
#ifdef __FLOG_ACTIVE+
−
_LIT8(KLogComponent, LOG_COMPONENT_HCTL_TI);+
−
#endif+
−
+
−
CHCTLTi::CHCTLTi()+
−
	{+
−
	LOG_FUNC+
−
	}+
−
+
−
CHCTLTi::~CHCTLTi()+
−
	{+
−
	LOG_FUNC+
−
	HCI_LOG_UNLOAD(this);+
−
	delete iReceiver;+
−
	delete iSender; +
−
	delete iControllerMan;+
−
	}+
−
+
−
CHCTLTi* CHCTLTi::NewL()+
−
	{+
−
	LOG_STATIC_FUNC+
−
+
−
	CHCTLTi* self = new(ELeave) CHCTLTi();+
−
	CleanupStack::PushL(self);+
−
	self->ConstructL();+
−
	CleanupStack::Pop();+
−
	return self;+
−
	}+
−
+
−
void CHCTLTi::ConstructL()+
−
	{+
−
	LOG_FUNC+
−
	HCI_LOG_LOADL(this, KHCILoggerDatalinkTypeH4);+
−
+
−
	// Initialises iSender and iReceiver via the PortOpenedL method.+
−
	BaseConstructL(KIniFileName());+
−
+
−
	iControllerMan = CControllerManager::NewL(*this);+
−
	}+
−
+
−
TAny* CHCTLTi::Interface(TUid aUid)+
−
	{+
−
	LOG_FUNC+
−
	+
−
	TAny* ret = NULL;+
−
	switch(aUid.iUid)+
−
		{+
−
		case KHCTLInterfaceUid:+
−
			ret = reinterpret_cast<TAny*>(static_cast<MHCTLInterface*>(this));+
−
			break;+
−
+
−
		case KHCTLPowerInterfaceUid:+
−
			ret = reinterpret_cast<TAny*>(static_cast<MHCTLPowerInterface*>(iControllerMan));+
−
			break;+
−
+
−
		case KHctlConfigInterfaceUid:+
−
			ret = reinterpret_cast<TAny*>(static_cast<MHctlConfigInterface*>(this));+
−
			break;+
−
					+
−
		case KHCHardResetUid:+
−
			ret = reinterpret_cast<TAny*>(static_cast<MHardResetInitiator*>(this));+
−
			break;   +
−
               +
−
		default:+
−
			break;+
−
		}+
−
+
−
	return ret;+
−
	}+
−
+
−
void CHCTLTi::DoConfigL()+
−
	{+
−
	LOG_FUNC+
−
+
−
	Port().ResetBuffers();+
−
	TCommConfig conf;+
−
	Port().Config(conf);+
−
	+
−
	// Get reference to TCommConfig config+
−
	TCommConfigV01& config = conf(); +
−
	+
−
	// Set Config to 8bit char, 1 stop bit and no parity+
−
	config.iDataBits = EData8;			+
−
	config.iStopBits = EStop1;			+
−
	config.iParity = EParityNone;			+
−
	config.iParityError = KConfigParityErrorIgnore;+
−
	config.iHandshake = KConfigObeyCTS;+
−
	+
−
	LEAVEIFERRORL(Port().SetConfig(conf));+
−
+
−
	// allows HC to talk back to us!+
−
	Port().SetSignals(KSignalRTS, KSignalDTEInputs); +
−
	}+
−
+
−
//Implementation of pure virtuals from MHCTLInterface+
−
TInt CHCTLTi::MhiWriteAclData(const TDesC8& aData)+
−
	{+
−
	LOG_FUNC+
−
+
−
	TInt rerr = KErrNotReady;+
−
	// Send if the power is on.+
−
	if(iCurrentPowerState == EBTOn)+
−
		{+
−
		// Add the packet indicator to the first byte of the buffer.+
−
		SetPacketIndicator(EACLDataPacket, aData);+
−
		rerr = iSender->Write(aData);+
−
		HCI_LOG_FRAME_IF_NO_ERROR(rerr, this, KHCILoggerHostToController | KHCILoggerACLDataFrame, aData);+
−
		}+
−
		+
−
	return rerr;+
−
	}+
−
+
−
TInt CHCTLTi::MhiWriteSynchronousData(const TDesC8& aData)+
−
	{+
−
	LOG_FUNC+
−
	+
−
	TInt rerr = KErrNotReady;+
−
	// Send if the power is on.+
−
	if(iCurrentPowerState == EBTOn)+
−
		{+
−
		// Add the packet indicator to the first byte of the buffer.+
−
		SetPacketIndicator(ESynchronousDataPacket, aData);+
−
		rerr = iSender->Write(aData);+
−
		HCI_LOG_FRAME_IF_NO_ERROR(rerr, this, KHCILoggerHostToController | KHCILoggerSynchronousDataFrame, aData);+
−
		}+
−
		+
−
	return rerr;+
−
	}+
−
+
−
TInt CHCTLTi::MhiWriteCommand(const TDesC8& aData)+
−
	{+
−
	LOG_FUNC+
−
+
−
	TInt rerr = KErrNotReady;+
−
	// Send if the power is on.+
−
	if(iCurrentPowerState == EBTOn)+
−
		{+
−
		// Add the packet indicator to the first byte of the buffer.+
−
		SetPacketIndicator(ECommandPacket, aData);+
−
		rerr = iSender->Write(aData);+
−
		HCI_LOG_FRAME_IF_NO_ERROR(rerr, this, KHCILoggerHostToController | KHCILoggerCommandOrEvent, aData);+
−
		}+
−
		+
−
	return rerr;+
−
	}+
−
	+
−
void CHCTLTi::MhiSetQdpPluginInterfaceFinder(MQdpPluginInterfaceFinder& aQdpPluginInterfaceFinder)+
−
	{+
−
	iQdpPluginInterfaceFinder = &aQdpPluginInterfaceFinder;+
−
	}+
−
	+
−
void CHCTLTi::MhriStartHardReset()+
−
	{+
−
	__ASSERT_DEBUG(iControllerMan, PANIC(KTiPanic, ENoControllerManager));+
−
	iControllerMan->HardReset();+
−
	}+
−
	+
−
void CHCTLTi::MhiGetAclDataTransportOverhead(TUint& aHeaderSize, TUint& aTrailerSize) const+
−
	{+
−
	// Return the transport overhead for ACL data.+
−
	aHeaderSize = KHCTLAclDataHeaderSize;+
−
	aTrailerSize = KHCTLAclDataTrailerSize;+
−
	}+
−
	+
−
+
−
void CHCTLTi::MhiGetSynchronousDataTransportOverhead(TUint& aHeaderSize, TUint& aTrailerSize) const+
−
	{+
−
	// Return the transport overhead for Synchronous data.+
−
	aHeaderSize = KHCTLSynchronousDataHeaderSize;+
−
	aTrailerSize = KHCTLSynchronousDataTrailerSize;+
−
	}+
−
+
−
void CHCTLTi::MhiGetCommandTransportOverhead(TUint& aHeaderSize, TUint& aTrailerSize) const+
−
	{+
−
	// Return the transport overhead for HCI commands data.+
−
	aHeaderSize = KHCTLCommandHeaderSize;+
−
	aTrailerSize = KHCTLCommandTrailerSize;+
−
	}+
−
+
−
+
−
/**+
−
This function is used by the receiver for informing HCI that ACL data has been received+
−
The receiver doesn't have reference to iDataObserver. So this is merely a wrapper for iDataObserver+
−
*/+
−
void CHCTLTi::ProcessACLData(const TDesC8& aData)+
−
	{+
−
	iDataObserver->MhdoProcessAclData(aData);+
−
	}+
−
+
−
/**+
−
This function is used by the receiver for informing HCI that Synchronous data has been received+
−
The receiver doesn't have reference to iDataObserver. So this is merely a wrapper for iDataObserver+
−
*/+
−
void CHCTLTi::ProcessSynchronousData(const TDesC8& aData)+
−
	{+
−
	iDataObserver->MhdoProcessSynchronousData(aData);+
−
	}+
−
+
−
/**+
−
This function is used by the receiver for informing HCI that event has been received+
−
The receiver doesn't have reference to iEventObserver. So this is merely a wrapper for iDataObserver+
−
*/	+
−
void CHCTLTi::ProcessEvent(const TDesC8& aEvent)+
−
	{+
−
	iEventObserver->MheoProcessEvent(aEvent);+
−
	}+
−
+
−
/**+
−
QdpPluginInterfaceFinder getter.+
−
+
−
@return returns iQdpPluginInterfaceFinder which could be NULL +
−
if it has not been given one.+
−
*/+
−
MQdpPluginInterfaceFinder* CHCTLTi::QdpPluginInterfaceFinder()+
−
	{+
−
	return iQdpPluginInterfaceFinder;+
−
	}+
−
	+
−
/**+
−
Sets the packet type indicator at the begining of the HCI packet.+
−
+
−
Hence the HC can recognise whether this packet is a command, ACL/SCO data.+
−
The packet preamble/indication is different between different HCTL +
−
implementations and are totally dependent upon the meduim used (UART, R2232 etc).+
−
*/+
−
/*static*/ void CHCTLTi::SetPacketIndicator(THctlPacketType aType, const TDesC8& aData)+
−
	{+
−
	LOG_STATIC_FUNC+
−
	+
−
	TUint8* ptr = const_cast<TUint8*>(aData.Ptr());+
−
	*ptr = static_cast<TUint8>(aType);+
−
	}+
−
	+
−
// Implementation of pure virtual from CHCTLUartBase+
−
void CHCTLTi::PortOpenedL()+
−
	{+
−
	LOG_FUNC+
−
+
−
	__ASSERT_DEBUG(Port().Handle(), PANIC(KTiPanic, EPortNotOpen));+
−
+
−
	if (iSender || iReceiver)+
−
		{+
−
		LEAVEIFERRORL(KErrAlreadyExists);+
−
		}+
−
+
−
	DoConfigL();+
−
	iCurrentPowerState = EBTOn;	+
−
	// The sender Active Object must be added to the Active Scheduler before +
−
	// the receiver Active Object so that it gets preferential treatment. It +
−
	// is reported that otherwise the response from a command can come in +
−
	// before the sending client is told that the send has completed!+
−
	iSender	= CHCTLTiSender::NewL(Port());+
−
	iReceiver = CHCTLTiReceiver::NewL(*this, Port());+
−
+
−
	// Start reading from the UART  +
−
	iReceiver->Start();+
−
	}+
−
+
−
+
−
void CHCTLTi::MhiSetDataObserver(MHCTLDataObserver& aDataObserver)+
−
	{+
−
	iDataObserver = &aDataObserver;+
−
	}+
−
+
−
void CHCTLTi::MhiSetEventObserver(MHCTLEventObserver& aEventObserver)+
−
	{+
−
	iEventObserver = &aEventObserver;+
−
	}+
−
+
−
void CHCTLTi::MhiSetChannelObserver(MHCTLChannelObserver& aChannelObserver)+
−
	{+
−
	iChannelObserver = &aChannelObserver;+
−
	iSender->SetChannelObserver(aChannelObserver); +
−
	}+
−
+
−
void CHCTLTi::MhiSetControllerStateObserver(MControllerStateObserver& aControllerStateObserver)+
−
	{+
−
	iControllerStateObserver = &aControllerStateObserver;+
−
	iControllerMan->SetControllerStateObserver(aControllerStateObserver);+
−
	}+
−
+
−
void CHCTLTi::HandlePowerOff()+
−
	{+
−
	iCurrentPowerState = EBTOff;+
−
	// Close all channels and cancel the sender and receiver.+
−
	iSender->Cancel();+
−
	iReceiver->Cancel();+
−
	iChannelObserver->MhcoChannelClosed(KHCITransportAllChannels);+
−
	}+
−
+
−
void CHCTLTi::HandlePowerOn()+
−
	{+
−
	iCurrentPowerState = EBTOn;+
−
	iChannelObserver->MhcoChannelOpen(KHCITransportAllChannels);+
−
+
−
	// Clear any spurious data from the buffer.+
−
	Port().ResetBuffers();+
−
	+
−
	iReceiver->Start();+
−
	// The sender will be activated when the first frame needs to be sent.+
−
	}+
−
+
−
TBTPowerState CHCTLTi::CurrentPowerState() const+
−
	{+
−
	return iCurrentPowerState;+
−
	}+
−
+
−
TInt CHCTLTi::MhciUpdateBaudRate(TUint32 aBaudRate)+
−
	{+
−
	// Call the base class method to process this change.+
−
	TRAPD(rerr, SetPortBaudRateL(aBaudRate));+
−
	return rerr;+
−
	}+
−