--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/telephonyprotocols/qosextnapi/inc/imsextn.h	Tue Feb 02 01:41:59 2010 +0200
@@ -0,0 +1,141 @@
+// Copyright (c) 2005-2009 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 imsextn.h
+// Header file for IMS API
+// @internalTechnology
+// @prototype
+//
+
+#ifndef __IMSEXTN_H__
+#define __IMSEXTN_H__
+
+#include <e32std.h>
+#include <in_sock.h>
+#include <es_mbuf.h>
+#include <networking/qos_extension.h>
+
+/** 
+This class contain the IMS Signalling Indicator flag for 3GPP R5 dedicated 
+signalling PDP contexts
+
+Connection level APIs, such as RSubConnection, shall be extended to support 
+dedicated PDP context for special charging and enhanced QoS.
+
+@internalTechnology
+@prototype
+*/
+class TImsParameter
+{
+public:
+    /**	
+    Constructor
+	*/
+    IMPORT_C explicit TImsParameter();
+    
+    /** 
+    Gets the IMS Signalling Indicator flag
+    
+	@return IMS Signalling Indicator flag
+	*/
+    IMPORT_C TBool GetIMSSigallingIndicator() const;
+    
+    /**	
+    Sets the IMS Signalling Indicator flag
+	
+	@param aIMSSignallingIndicator Value to which to set the IMS Signalling Indicator flag
+	*/
+    IMPORT_C void SetIMSSigallingIndicator(const TBool aIMSSignallingIndicator);
+    
+protected:
+    TBool iIMSSignallingIndicator;	// IMS Signalling Indicator flag
+};
+
+/** 
+This is the IMS policy extension. The IMS policy can be extended by adding the 
+CSubConIMSExtensionParamSet object at the client side
+
+@internalTechnology
+@prototype
+*/
+class CImsPolicy : public CExtensionBase
+{
+
+public:
+	/** 
+	Two phase constructor. Creates a CImsPolicy object.
+	
+	@return A pointer to CImsPolicy object.
+	@exception Leaves if no memory is available.
+	*/
+	IMPORT_C static CImsPolicy* NewL();
+	
+	/**
+	Destructor.
+	*/
+	IMPORT_C ~CImsPolicy();
+	
+	/**
+	Returns IMS policy extension in a descriptor. This is used by ipscpr.
+	
+	@return Descriptor that contains ims policy.
+	*/
+	IMPORT_C TDesC8& Data();
+	
+	/**
+	Parses a IMS policy extension given in a descriptor. This is used by ipscpr.
+	
+	@return KErrNone if aData contains a valid IMS policy extension, otherwise KErrGeneral.
+	*/
+	IMPORT_C TInt ParseMessage(const TDesC8& aData);
+	
+	/**
+	Creates a CImsPolicy object. This is used by ipscpr.
+	
+	@return A pointer to CImsPolicy object.
+	@exception Leaves if no memory is available.
+	*/
+	IMPORT_C CExtensionBase* CreateL();
+	
+	/**
+	Copies the parameters from aExtension object to this object. aExtension must be a 
+	CImsPolicy object. If some other extension is given as a parameter, KErrArgument is returned.
+	
+	@param aExtension A CImsPolicy object that is copied into this object.
+	@return KErrNone, aExtension is a CImsPolicy object, otherwise KErrArgument.
+	*/
+	IMPORT_C TInt Copy(const CExtensionBase& aExtension);
+	
+	/**
+	Sets the IMS QoS parameter set.
+	
+	@param aIms contains the Ims QoS parameter.
+	*/
+	IMPORT_C void SetImsParameter(const TImsParameter& aIms);
+	
+	/**
+	Gets the IMS QoS parameter set.
+	
+	@param aIms IMS QoS parameter set will be copied to aIms.
+	*/
+	IMPORT_C void GetImsParameter(TImsParameter& aIms) const;
+
+protected:
+	CImsPolicy();
+	void ConstructL();
+
+private:
+	TImsParameter iIms;	// IMS QoS Extn parameter set
+};
+
+#endif // __IMSEXTN_H__