williamr@2: // Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
williamr@2: // All rights reserved.
williamr@2: // This component and the accompanying materials are made available
williamr@2: // under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members
williamr@2: // which accompanies this distribution, and is available
williamr@2: // at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".
williamr@2: //
williamr@2: // Initial Contributors:
williamr@2: // Nokia Corporation - initial contribution.
williamr@2: //
williamr@2: // Contributors:
williamr@2: //
williamr@2: // Description:
williamr@2: //
williamr@2: 
williamr@2: 
williamr@2: 
williamr@2: /**
williamr@2:  @file
williamr@2:  @publishedPartner
williamr@2: */
williamr@2: 
williamr@2: #ifndef HCTLCHANNELOBSERVER_H
williamr@2: #define HCTLCHANNELOBSERVER_H
williamr@2: 
williamr@2: /** Definition of the HCI transport channel type */
williamr@2: typedef TUint16 THCITransportChannel;	
williamr@2: 
williamr@2: /** No HCI transport channels available for sending */
williamr@2: static const THCITransportChannel KHCITransportNoChannels		= 0x0000;
williamr@2: 
williamr@2: /** Command HCI transport channel available for sending */
williamr@2: static const THCITransportChannel KHCITransportCommandChannel	= 0x0001;
williamr@2: 
williamr@2: /** ACL data HCI transport channel available for sending */
williamr@2: static const THCITransportChannel KHCITransportACLDataChannel	= 0x0002;
williamr@2: 
williamr@2: /** SCO data HCI transport channel available for sending */
williamr@2: static const THCITransportChannel KHCITransportSCODataChannel	= 0x0004;
williamr@2: 
williamr@2: /** All HCI transport channels available for sending */
williamr@2: static const THCITransportChannel KHCITransportAllChannels = static_cast<THCITransportChannel>(KHCITransportCommandChannel | 
williamr@2: 																							   KHCITransportACLDataChannel | 
williamr@2: 																							   KHCITransportSCODataChannel);
williamr@2: 
williamr@2: /** The UID associated with the MHCTLChannelObserver interface. */
williamr@2: const TInt KHCTLChannelObserverUid = 0x102736EF;
williamr@2: 
williamr@2: /**
williamr@2: API for observing information regarding the status of a HCTL channel.
williamr@2: 
williamr@2: This should be implemented by the stack so it can control the multiplexing
williamr@2: of the command and data sent over the HCTL.
williamr@2: */
williamr@2: class MHCTLChannelObserver
williamr@2: 	{
williamr@2: public:
williamr@2: 	/**
williamr@2: 	Indication that a HCTL channel has been opened.
williamr@2: 
williamr@2: 	@param aChannel A bitmask containing the channels which are now open.
williamr@2: 	*/
williamr@2: 	virtual void MhcoChannelOpen(THCITransportChannel aChannels) =0;
williamr@2: 
williamr@2: 	/**
williamr@2: 	Indication that a HCTL channel has been closed.
williamr@2: 
williamr@2: 	@param aChannel A bitmask containing the channels which are now closed.
williamr@2: 	*/
williamr@2: 	virtual void MhcoChannelClosed(THCITransportChannel aChannels) =0;
williamr@2: 	};
williamr@2: 
williamr@2: #endif // HCTLCHANNELOBSERVER_H