--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/bthci/bthci2/hctl/interface/controllerstateobserver.h	Fri Jan 15 08:13:17 2010 +0200
@@ -0,0 +1,63 @@
+// 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
+ @publishedPartner
+ @released
+*/
+
+#ifndef CONTROLLERSTATEOBSERVER_H
+#define CONTROLLERSTATEOBSERVER_H
+
+#include <bluetooth/hci/hcitypes.h>
+
+/**
+Interface for receiving controller state change events.
+Power state and reset events.
+*/
+class MControllerStateObserver
+	{
+public:
+	enum TControllerChangeType
+		/**
+		This is primarily to inform the stack what it needs to do. 
+		May also be used elsewhere within the HCI framework if required.
+		*/
+		{
+		EBTNonFatalChange, /*!< No state changes in layers above required as a result of function call. */
+		EBTFatalChange, /*!< State changes may be required in layers above required as a result of function call. */
+		};
+
+
+	/**
+	Called to signal that a change in power state has occurred.
+	@param aError Any error condition that has occurred.
+	@param aChangeType The impact on the receiver of the call.
+	@param aState The new power state (that has just been entered).
+	*/
+	virtual void McsoProcessPowerChange(TInt aError, TControllerChangeType aChangeType, TBTPowerState aState) = 0;
+
+	/**
+	Called to signal that the hard reset process has reached a new state.
+	
+	@param aError Any error condition that has occurred.
+	@param aChangeType The impact on the receiver of the call.
+	@param aState The new hard reset state (that has just been entered).
+	*/
+	virtual void McsoProcessHardResetPhaseChange(TInt aError, TControllerChangeType aChangeType, TBTHardResetState aState) = 0;
+	};
+
+#endif // CONTROLLERSTATEOBSERVER_H