--- a/telephonyprotocols/umtsgprsscpr/spudtel/src/eteldriverstrategies.cpp	Mon Aug 09 17:43:08 2010 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,1364 +0,0 @@
-// Copyright (c) 2004-2009 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:
-// A collection of etel driver strategies
-// 
-//
-
-/**
- @file 
- @internalComponent
-*/
-
-#include <e32def.h>
-
-#include "ceteldrivercontext.h"
-#include "eteldriverstrategies.h"
-#include "spudteldebuglogger.h"
-#include "pdpfsmnmspace.h"
-
-#include <pcktcs.h>
-
-
-//
-//	TOpenStrategy
-//
-/** Executes next asynchronous step in a strategy. 
-
-@param aContext - pdp context
-@param aStatus - request status of this step
-*/
-void TOpenStrategy::Next(CEtelDriverContext& aContext, TRequestStatus* aStatus)
-	{
-	SPUDTEL_FNLOG("TOpenStrategy::Next()");
-	
-	TInt err = KErrNone;
-	
-	switch(aContext.StrategyStep())
-		{
-		case EStartStep:
-			{
-			aContext.Phone().Initialise (*aStatus);
-			aContext.SetStrategyStep(EInitPhoneStep);
-			break;
-			}
-			
-		case EInitPhoneStep:
-			{
-			aContext.SetStrategyStep(EFinishStep);
-			break;
-			}
-			
-		default:
-			// incorrect step
-			SPUDTEL_ERROR_LOG0(_L("Incorrect step"));
-			ASSERT(EFalse);
-			err = KErrNotSupported;
-			break;
-				
-		} // switch
-
-	if(err || (EFinishStep == aContext.StrategyStep()))
-		{
-		User::RequestComplete( aStatus, err);
-		}
-	}
-	
-
-/** 
-Notifies SPUD FSM about execution results.
-
-@param aContext - pdp context
-@param aCompletionStatus - completion request status
-*/	
-void TOpenStrategy::NotifyFsm(CEtelDriverContext& aContext, TRequestStatus& aCompletionStatus)
-	{
-	if(aCompletionStatus == KErrNone)
-		{
-		SPUDTEL_INFO_LOG(_L("Notifying FSM: EPhoneOpened"));
-		aContext.PdpFsmInterface().Input(aContext.Id(), PdpFsm::EPhoneOpened);
-		}
-	else
-		{
-		SPUDTEL_INFO_LOG(_L("Notifying FSM: EPhoneOpenedFailed"));
-		aContext.PdpFsmInterface().Input(aContext.Id(), PdpFsm::EPhoneOpenedFailed, aCompletionStatus.Int());
-		}
-	}
-
-/** Cancels last asynchronous request to eTel
-
-@param  aContext - pdp context
-*/
-void TOpenStrategy::CancelAsyncRequest(CEtelDriverContext& aContext)
-	{
-	switch(aContext.StrategyStep())
-		{
-		case EInitPhoneStep:
-			{
-			SPUDTEL_INFO_LOG(_L("Cancel Phone::InitialiseCancel"));
-			aContext.Phone().InitialiseCancel();
-			break;
-			}
-			
-		default:
-			// there're NO outstanding async requests
-			SPUDTEL_ERROR_LOG0(_L("ERROR: Incorrect case in TOpenStrategy::CancelAsyncRequest"));
-			ASSERT(EFalse);
-			break;
-		}
-	}
-
-
-//
-//	TContextDeleteStrategy
-//
-/** Executes next asynchronous step in a strategy. 
-
-@param aContext - pdp context
-@param aStatus - request status of this step
-*/
-void TContextDeleteStrategy::Next(CEtelDriverContext& aContext, TRequestStatus* aStatus)
-	{
-	SPUDTEL_FNLOG("TContextDeleteStrategy::Next(CEtelDriverContext& aContext, TRequestStatus* aStatus)");
-	
-	TInt err = KErrNone;
-	
-	// steps:
-	//	-- cancel notifications
-	//	-- deactivate context
-	//	-- close QoS
-	//	-- close context
-	// 	-- delete context
-	switch(aContext.StrategyStep())
-		{
-		case EStartStep:
-			{
-			// cancel associated notifications
-			// -- 	StatusChangeNotifier
-			// --	QoSChangeNotifier
-			// --	ConfigChangeNotifier
-			
-			if (aContext.PacketContext().SubSessionHandle())
-				{
-				aContext.PacketContext().Deactivate(*aStatus);
-				aContext.SetStrategyStep (EDeactivateStep);
-				}
-			else
-				{
-				aContext.SetStrategyStep(EDeactivateStep);
-				User::RequestComplete(aStatus, err);
-				}
-			break;
-			}
-			
-		case EDeactivateStep:
-			{
-			if (aContext.PacketQoS().SubSessionHandle())
-				{
-                aContext.QoSChangeNotifierCancel();
-				aContext.PacketQoS().Close();
-				}
-				
-			if (aContext.PacketContext().SubSessionHandle())
-				{
-                aContext.PdpConfigChangeNotifierCancel();
-                aContext.PdpStatusChangeNotifierCancel();
-				aContext.PacketContext().Delete(*aStatus);
-				aContext.SetStrategyStep(EDeleteContextStep);
-				}
-			else
-				{
-				// jump to next step
-				aContext.SetStrategyStep(EDeleteContextStep);
-				User::RequestComplete( aStatus, err);
-				}
-			break;
-			}
-			
-			
-		case EDeleteContextStep:
-			{
-			aContext.PacketContext().Close();
-			// clear the name
-			aContext.Name().Zero();
-			aContext.SetStrategyStep (EFinishStep);
-			break;
-			}
-			
-		default:
-			// incorrect step
-			SPUDTEL_ERROR_LOG0(_L("ERROR: Incorrect case"));
-			ASSERT(EFalse);
-			err = KErrNotSupported;
-			break;
-				
-		} // switch
-
-	if(err || (EFinishStep == aContext.StrategyStep()))
-		{
-		User::RequestComplete( aStatus, err);
-		}
-	
-	}
-
-
-/** 
-Notifies SPUD FSM about execution results.
-
-@param aContext - pdp context
-@param aCompletionStatus - completion request status
-*/	
-void TContextDeleteStrategy::NotifyFsm(CEtelDriverContext& aContext, TRequestStatus& aCompletionStatus)
-	{
-	aContext.PdpFsmInterface().Set(aContext.Id(), RPacketContext::EStatusDeleted);
-	
-	if(aCompletionStatus == KErrNone)
-		{
-		SPUDTEL_INFO_LOG(_L("Notifying FSM: EContextDeleted"));
-		aContext.PdpFsmInterface().Input(aContext.Id(), PdpFsm::EContextDeleted);
-		}
-	else
-		{
-		SPUDTEL_INFO_LOG(_L("Notifying FSM: EContextDeletedFailed"));
-		aContext.PdpFsmInterface().Input(aContext.Id(), PdpFsm::EContextDeletedFailed, aCompletionStatus.Int());
-		}
-	}
-
-/** Cancels last asynchronous request to eTel
-
-@param  aContext - pdp context
-*/
-void TContextDeleteStrategy::CancelAsyncRequest(CEtelDriverContext& aContext)
-	{
-	SPUDTEL_FNLOG("TContextDeleteStrategy::CancelAsyncRequest()");
-	
-	// When there is no sub-session, the strategy will not call DeactivateContext, but will be in the EDeactivateStep state
-	// In this case we don't want to cancel the deactivate request
-	if (aContext.iStatus != KRequestPending)
-		{
-		return;
-		}
-		
-	switch(aContext.StrategyStep())
-		{
-		case EDeactivateStep:
-			{
-			SPUDTEL_INFO_LOG(_L("Cancel PacketContext::EPacketContextDeactivate"));
-			aContext.PacketContext().CancelAsyncRequest(EPacketContextDeactivate);
-			break;
-			}
-			
-		case EDeleteContextStep:
-			{
-			SPUDTEL_INFO_LOG(_L("Cancel PacketContext::EPacketContextDelete"));
-			aContext.PacketContext().CancelAsyncRequest(EPacketContextDelete);
-			break;
-			}
-			
-		default:
-			// there're NO outstanding async requests
-			SPUDTEL_ERROR_LOG0(_L("ERROR: Incorrect case"));
-			ASSERT(EFalse);
-			break;
-		}
-	}
-
-
-// 
-//	TCreate1ryPdpContextStrategy 
-//
-/** Executes next asynchronous step in a strategy. 
-
-@param aContext - pdp context
-@param aStatus - request status of this step
-*/
-void TCreate1ryPdpContextStrategy::Next(CEtelDriverContext& aContext, TRequestStatus* aStatus)
-	{
-	SPUDTEL_FNLOG("TCreate1ryPdpContextStrategy::Next()");
-	
-	TInt err = KErrNone;
-	
-	// possible steps:
-	// 	-- open new context
-	//	-- open new QoS
-	// 	-- initialise context
-	switch(aContext.StrategyStep())
-		{
-		case EStartStep:
-			{
-			err = aContext.PacketContext().OpenNewContext (aContext.PacketService(), aContext.Name());
-			if (err)
-				{
-				SPUDTEL_ERROR_LOG(_L("PacketContextOpenNewContext returned %d"), err);
-				break;
-				}
-				
-			// get packet config from fsm
-			aContext.PdpFsmInterface().Get (aContext.Id(), aContext.ContextConfigGPRS());
-			// async set config
-			aContext.PacketContext().SetConfig (*aStatus, aContext.ContextConfigGPRSPckg());
-			// set next step
-			aContext.SetStrategyStep (ESetConfigStep);
-			break;
-			}
-			
-		case ESetConfigStep:
-			{
-			// QoS name is not used anywhere
-			TName newName;
-			err = aContext.PacketQoS().OpenNewQoS (aContext.PacketContext(), newName);
-			if (err)
-				{ 
-				SPUDTEL_ERROR_LOG(_L("PacketQoS OpenNewQoS returned %d"), err);
-				break; 
-				}
-				
-#ifdef SYMBIAN_NETWORKING_UMTSR5
-            RPacketQoS::TQoSR5Requested r5;
-            aContext.PdpFsmInterface().Get (aContext.Id(), r5);
-			aContext.QosRequested() = r5;
-#else
-            RPacketQoS::TQoSR99_R4Requested r4;
-			aContext.PdpFsmInterface().Get (aContext.Id(), r4);
-			aContext.QosRequested() = r4;
-#endif 
-// SYMBIAN_NETWORKING_UMTSR5
-
-
-#ifdef _DEBUG
-            aContext.DumpReqProfileParameters ();
-#endif			
-			aContext.PacketQoS().SetProfileParameters (*aStatus, aContext.QosRequestedPckg());
-			aContext.SetStrategyStep (ESetProfileParamsStep);
-			break;
-			}
-			
-		case ESetProfileParamsStep:
-			{
-			aContext.SetStrategyStep (EFinishStep);
-			break;
-			}
-			
-		default:
-			SPUDTEL_ERROR_LOG0(_L("ERROR: Incorrect case"));
-			ASSERT(EFalse);
-			err = KErrNotSupported;
-			break;
-		}
-		
-	if(err || (EFinishStep == aContext.StrategyStep()))
-		{
-		User::RequestComplete( aStatus, err);
-		}
-	
-	}
-
-
-/** 
-Notifies SPUD FSM about execution results.
-
-@param aContext - pdp context
-@param aCompletionStatus - completion request status
-*/	
-void TCreate1ryPdpContextStrategy::NotifyFsm(CEtelDriverContext& aContext, TRequestStatus& aCompletionStatus)
-{
-	if(aCompletionStatus == KErrNone)
-		{
-		// start notifications in case of normal creation of a context
-		// -- 	StatusChangeNotifier
-		// --	QoSChangeNotifier
-		// --	ConfigChangeNotifier
-		aContext.StartNotifications();
-		
-		SPUDTEL_INFO_LOG(_L("Notifying FSM: E1ryPdpContextCreated"));
-		aContext.PdpFsmInterface().Input(aContext.Id(), PdpFsm::E1ryPdpContextCreated);
-		}
-	else
-		{
-		SPUDTEL_INFO_LOG(_L("Notifying FSM: E1ryPdpContextCreatedFailed"));
-		aContext.PdpFsmInterface().Input(aContext.Id(), PdpFsm::E1ryPdpContextCreatedFailed, aCompletionStatus.Int());
-		}
-}
-
-/** Cancels last asynchronous request to eTel
-
-@param  aContext - pdp context
-*/
-void TCreate1ryPdpContextStrategy::CancelAsyncRequest(CEtelDriverContext& aContext)
-	{
-	SPUDTEL_FNLOG("TCreate1ryPdpContextStrategy::CancelAsyncRequest()");
-	
-	switch(aContext.StrategyStep())
-		{
-		case ESetConfigStep:
-			{
-			SPUDTEL_INFO_LOG(_L("Cancel PacketContext::EPacketContextSetConfig"));
-			aContext.PacketContext().CancelAsyncRequest(EPacketContextSetConfig);
-			break;
-			}
-			
-		case ESetProfileParamsStep:
-			{
-			SPUDTEL_INFO_LOG(_L("Cancel PacketContext::EPacketQoSSetProfileParams"));
-			aContext.PacketQoS().CancelAsyncRequest(EPacketQoSSetProfileParams);
-			break;
-			}
-			
-		default:
-			// there're NO outstanding async requests
-			SPUDTEL_ERROR_LOG0(_L("ERROR: Incorrect case"));
-			ASSERT(EFalse);
-			break;
-		}
-	}
-
-
-// 
-//	TCreate2ryPdpContextStrategy 
-//
-/** Executes next asynchronous step in a strategy. 
-
-@param aContext - pdp context
-@param aStatus - request status of this step
-*/
-void TCreate2ryPdpContextStrategy::Next(CEtelDriverContext& aContext, TRequestStatus* aStatus)
-	{
-	SPUDTEL_FNLOG("TCreate2ryPdpContextStrategy::Next()");
-	
-	TInt err = KErrNone;
-	
-	// possible steps:
-	//	-- open new secondary context
-	//	-- open new QoS
-	//	-- initialise context
-	switch(aContext.StrategyStep())
-		{
-		case EStartStep:
-			{
-			const TName& existingContextName = aContext.ExistingContextName();
-			aContext.PacketContext().OpenNewSecondaryContext(aContext.PacketService(), existingContextName, aContext.Name());
-			
-			// QoS name is not used anywhere
-			TName newName;
-			err = aContext.PacketQoS().OpenNewQoS (aContext.PacketContext(), newName);
-			if (err)
-				{ 
-				SPUDTEL_ERROR_LOG(_L("PacketQoS OpenNewQoS returned %d"), err);
-				break; 
-				}
-			
-			aContext.SetStrategyStep (EFinishStep);
-			break;
-			}
-			
-		default:
-			SPUDTEL_ERROR_LOG0(_L("ERROR: Incorrect case"));
-			ASSERT(EFalse);
-			err = KErrNotSupported;
-			break;
-		}
-		
-	if(err || (EFinishStep == aContext.StrategyStep()))
-		{
-		User::RequestComplete( aStatus, err);
-		}
-	
-	}
-
-
-/** 
-Notifies SPUD FSM about execution results.
-
-@param aContext - pdp context
-@param aCompletionStatus - completion request status
-*/	
-void TCreate2ryPdpContextStrategy::NotifyFsm(CEtelDriverContext& aContext, TRequestStatus& aCompletionStatus )
-{
-	if(aCompletionStatus == KErrNone)
-		{
-		// start notifications in case of normal creation of a context
-		// -- 	StatusChangeNotifier
-		// --	QoSChangeNotifier
-		// --	ConfigChangeNotifier
-		aContext.StartNotifications();
-		
-		SPUDTEL_INFO_LOG(_L("Notifying FSM: E2ryPdpContextCreated"));
-		aContext.PdpFsmInterface().Input(aContext.Id(), PdpFsm::E2ryPdpContextCreated);
-		}
-	else
-		{
-		SPUDTEL_INFO_LOG(_L("Notifying FSM: E2ryPdpContextCreatedFailed"));
-		aContext.PdpFsmInterface().Input(aContext.Id(), PdpFsm::E2ryPdpContextCreatedFailed, aCompletionStatus.Int());
-		}
-}
-
-/** Cancels last asynchronous request to eTel
-
-@param  aContext - pdp context
-*/
-void TCreate2ryPdpContextStrategy::CancelAsyncRequest(CEtelDriverContext& /*aContext*/)
-	{
-	SPUDTEL_FNLOG("TCreate2ryPdpContextStrategy::CancelAsyncRequest()");
-	SPUDTEL_ERROR_LOG0(_L("ERROR: No outstanding requests"));
-	}
-
-
-//
-// TSetQoSStrategy
-//
-/** Executes next asynchronous step in a strategy. 
-
-@param aContext - pdp context
-@param aStatus - request status of this step
-*/
-void TSetQoSStrategy::Next(CEtelDriverContext& aContext, TRequestStatus* aStatus)
-	{
-	SPUDTEL_FNLOG("TSetQoSStrategy::Next()");
-	
-	TInt err = KErrNone;
-	
-	// possible steps:
-	//	-- set QoS profile parameters
-	switch(aContext.StrategyStep())
-		{
-		case EStartStep:
-			{
-#ifdef SYMBIAN_NETWORKING_UMTSR5
-            RPacketQoS::TQoSR5Requested req;
-#else
-            RPacketQoS::TQoSR99_R4Requested req;
-#endif 
-// SYMBIAN_NETWORKING_UMTSR5
-
-			aContext.PdpFsmInterface().Get (aContext.Id(), req);
-			aContext.QosRequested() = req;	
-
-
-#ifdef _DEBUG
-            aContext.DumpReqProfileParameters ();
-#endif			
-            aContext.PacketQoS().SetProfileParameters (*aStatus, aContext.QosRequestedPckg());
-			aContext.SetStrategyStep (ESetProfileParamsStep);
-			break;
-			}
-			
-		case ESetProfileParamsStep:
-			{
-			aContext.SetStrategyStep (EFinishStep);
-			break;
-			}
-			
-		default:
-			{
-			// unexpected
-			SPUDTEL_ERROR_LOG0(_L("ERROR: Incorrect case"));
-			ASSERT(EFalse);
-			err = KErrNotSupported;
-			break;
-			}
-		}
-		
-	if(err || (EFinishStep == aContext.StrategyStep()))
-		{
-		User::RequestComplete( aStatus, err);
-		}
-	
-	}
-	
-
-/** 
-FSM completion notification 
-and setting QoSR99_R4Negotiated in spud FSM
-*/	
-void TSetQoSStrategy::NotifyFsm(CEtelDriverContext& aContext, TRequestStatus& aCompletionStatus )
-	{
-	if(aCompletionStatus == KErrNone)
-		{
-		SPUDTEL_INFO_LOG(_L("Notifying FSM: EQoSSet"));
-		aContext.PdpFsmInterface().Input(aContext.Id(), PdpFsm::EQoSSet);
-		}
-	else
-		{
-		SPUDTEL_INFO_LOG(_L("Notifying FSM: EQoSSetFailed"));
-		aContext.PdpFsmInterface().Input(aContext.Id(), PdpFsm::EQoSSetFailed, aCompletionStatus.Int());
-		}
-	}
-	
-/** Cancels last asynchronous request to eTel
-
-@param  aContext - pdp context
-*/
-void TSetQoSStrategy::CancelAsyncRequest(CEtelDriverContext& aContext)
-	{
-	switch(aContext.StrategyStep())
-		{
-		case ESetProfileParamsStep:
-			{
-			aContext.PacketQoS().CancelAsyncRequest(EPacketQoSSetProfileParams);
-			SPUDTEL_INFO_LOG(_L("Cancel PacketQoS::EPacketQoSSetProfileParams"));
-			break;
-			}
-			
-		default:
-			// there're NO outstanding async requests
-			SPUDTEL_ERROR_LOG0(_L("ERROR: Incorrect case in TSetQoSStrategy::CancelAsyncRequest"));
-			ASSERT(EFalse);
-			break;
-		}
-	}
-
-
-//
-// TSetTftStrategy
-//
-/** Executes next asynchronous step in a strategy. 
-
-@param aContext - pdp context
-@param aStatus - request status of this step
-*/
-void TSetTftStrategy::Next(CEtelDriverContext& aContext, TRequestStatus* aStatus)
-	{
-	SPUDTEL_FNLOG("TSetTftStrategy::Next()");
-	
-	TInt err = KErrNone;
-
-	// possible steps:
-	// 	-- add filters
-	switch(aContext.StrategyStep())
-		{
-		case EStartStep:
-			{
-			aContext.PdpFsmInterface().Get (aContext.Id(), aContext.TftOperationCode());
-			switch(aContext.TftOperationCode())
-				{
-				case KAddFilters:
-					aContext.PdpFsmInterface().Get (aContext.Id(), aContext.TftInfo());
-					SPUDTELVERBOSE_INFO_LOG1(_L("TftOperationCode - Add Filters"), aContext.TftInfo().FilterCount());
-					// Set strategy assumes that TFT has to be created on a first place
-					SPUDTELVERBOSE_INFO_LOG(_L("Creating TFT..."));
-					aContext.PacketContext().CreateNewTFT(*aStatus, aContext.TftInfo().FilterCount());
-					aContext.SetStrategyStep (ECreateNewTFTStep);
-					break;
-
-				case KRemoveFilters:
-					err = KErrNotSupported;
-					SPUDTEL_ERROR_LOG(_L("TftOperationCode - Remove is not supported in a Set strategy, return %d"), err);
-					break;
-
-				case KDeleteTFT:
-					err = KErrNotSupported;
-					SPUDTEL_ERROR_LOG(_L("TftOperationCode - Delete is not supported in a Set strategy, return %d"), err);
-					break;
-
-				default:
-					// wrong case
-					SPUDTEL_ERROR_LOG0(_L("ERROR: Incorrect case"));
-					ASSERT(EFalse);
-					err = KErrNotSupported;
-					break;
-				}
-			break;
-			}
-	
-		case ECreateNewTFTStep:
-			{
-			TInt err1st = aContext.FirstFilterV2();
-			if(err1st == KErrNone)
-				{
-				aContext.PacketContext().AddPacketFilter( *aStatus, aContext.FilterV2Pckg());
-				aContext.SetStrategyStep (EAddTftStep);
-				}
-			else	// done
-				{ 
-				// internal check
-				ASSERT((aContext.TftRequested() <= aContext.TftInfo().FilterCount()));
-				aContext.SetStrategyStep (EFinishStep); 
-				}
-				
-			break;
-			}
-
-		case EAddTftStep:
-			{
-			TInt errV2 = aContext.NextFilterV2();
-			if(errV2 == KErrNone)
-				{
-				aContext.PacketContext().AddPacketFilter( *aStatus, aContext.FilterV2Pckg());
-				aContext.SetStrategyStep (EAddTftStep);
-				}
-			else	// done
-				{ 
-				// internal check
-				ASSERT((aContext.TftRequested() <= aContext.TftInfo().FilterCount()));
-				aContext.SetStrategyStep (EFinishStep); 
-				}
-				
-			break;
-			}
-
-		default:
-			// unexpected
-			SPUDTEL_ERROR_LOG0(_L("ERROR: Incorrect case"));
-			ASSERT(EFalse);
-			err = KErrNotSupported;
-			break;
-		}
-		
-	if(err || (EFinishStep == aContext.StrategyStep()))
-		{
-		User::RequestComplete( aStatus, err);
-		}
-	
-	}
-	
-/** 
-Notifies SPUD FSM about execution results.
-
-@param aContext - pdp context
-@param aCompletionStatus - completion request status
-*/	
-void TSetTftStrategy::NotifyFsm(CEtelDriverContext& aContext, TRequestStatus& aCompletionStatus )
-	{
-	if(aCompletionStatus == KErrNone)
-		{
-		SPUDTEL_INFO_LOG(_L("Notifying FSM: ETftSet"));
-		aContext.PdpFsmInterface().Input(aContext.Id(), PdpFsm::ETftSet);
-		}
-	else
-		{
-		SPUDTEL_INFO_LOG(_L("Notifying FSM: ETftSetFailed"));
-		aContext.PdpFsmInterface().Input(aContext.Id(), PdpFsm::ETftSetFailed, aCompletionStatus.Int());
-		}
-	}
-	
-/** Cancels last asynchronous request to eTel
-
-@param  aContext - pdp context
-*/
-void TSetTftStrategy::CancelAsyncRequest(CEtelDriverContext& aContext)
-	{
-	switch(aContext.StrategyStep())
-		{
-		case ECreateNewTFTStep:
-			{
-			aContext.PacketQoS().CancelAsyncRequest(EPacketContextCreateNewTFT);
-			SPUDTEL_INFO_LOG(_L("Cancel PacketQoS::EPacketContextCreateNewTFT"));
-			break;
-			}
-			
-		case EAddTftStep:
-			{
-			aContext.PacketQoS().CancelAsyncRequest(EPacketContextAddPacketFilter);
-			SPUDTEL_INFO_LOG(_L("Cancel PacketQoS::EPacketContextAddPacketFilter"));
-			break;
-			}
-
-		default:
-			// unexpected
-			SPUDTEL_ERROR_LOG0(_L("ERROR: Incorrect case in TSetTftStrategy::CancelAsyncRequest"));
-			ASSERT(EFalse);
-			break;
-		}
-	}
-
-
-//
-// TChangeTftStrategy
-//
-/** Executes next asynchronous step in a strategy. 
-
-@param aContext - pdp context
-@param aStatus - request status of this step
-*/
-void TChangeTftStrategy::Next(CEtelDriverContext& aContext, TRequestStatus* aStatus)
-	{
-	SPUDTEL_FNLOG("TChangeTftStrategy::Next()");
-	
-	TInt err = KErrNone;
-
-	// special case. 
-	if(EStartStep == aContext.StrategyStep())
-		{
-		aContext.PdpFsmInterface().Get (aContext.Id(), aContext.TftOperationCode());
-		switch(aContext.TftOperationCode())
-			{
-			case KAddFilters:
-				aContext.PdpFsmInterface().Get (aContext.Id(), aContext.TftInfo());
-				SPUDTELVERBOSE_INFO_LOG1(_L("TftOperationCode - Add Filters"), aContext.TftInfo().FilterCount());
-				aContext.SetStrategyStep (EAddFirstTftStep);
-				break;
-
-			case KRemoveFilters:
-				aContext.PdpFsmInterface().Get (aContext.Id(), aContext.TftInfo());
-				SPUDTELVERBOSE_INFO_LOG1(_L("TftOperationCode - Remove %d Filters"), aContext.TftInfo().FilterCount());
-				aContext.SetStrategyStep (ERemoveFirstTftStep);
-				break;
-
-			case KDeleteTFT:
-				SPUDTELVERBOSE_INFO_LOG(_L("TftOperationCode - Delete TFT"));
-				// delete old TFT
-				aContext.PacketContext().DeleteTFT(*aStatus);
-				aContext.SetStrategyStep (EDeleteTftStep);
-				// DeleteTFT() ia an async operation => return 
-				return;
-
-			default:
-				// wrong case
-				SPUDTEL_ERROR_LOG0(_L("ERROR: Incorrect case"));
-				ASSERT(EFalse);
-				err = KErrNotSupported;
-				break;
-			}
-		}
-	
-	// possible steps:
-	//	-- delete TFT 
-	// 	-- add filters
-	// 	-- remove filters
-	if(!err)
-		{
-		switch(aContext.StrategyStep())
-			{
-			case EDeleteTftStep:
-				{
-				aContext.SetStrategyStep (EChangeTftFinished);
-				User::RequestComplete( aStatus, KErrNone);
-				break;
-				}
-				
-			case EAddFirstTftStep:
-				{
-				TInt errV2 = aContext.FirstFilterV2();
-				if(errV2 == KErrNone)
-					{
-					aContext.PacketContext().AddPacketFilter( *aStatus, aContext.FilterV2Pckg());
-					aContext.SetStrategyStep (EAddTftStep);
-					}
-				else	// done
-					{ 
-					aContext.SetStrategyStep (EChangeTftFinished);
-					User::RequestComplete( aStatus, KErrNone);
-					}
-					
-				break;
-				}
-
-			case EAddTftStep:
-				{
-				TInt errV2 = aContext.NextFilterV2();
-				if(errV2 == KErrNone)
-					{
-					aContext.PacketContext().AddPacketFilter( *aStatus, aContext.FilterV2Pckg());
-					aContext.SetStrategyStep (EAddTftStep);
-					}
-				else	// done
-					{ 
-					aContext.SetStrategyStep (EChangeTftFinished);
-					User::RequestComplete( aStatus, KErrNone);
-					}
-					
-				break;
-				}
-
-			case ERemoveFirstTftStep:
-				{
-				TInt errV2 = aContext.FirstFilterV2();
-				if(errV2 == KErrNone)
-					{
-					aContext.PacketContext().RemovePacketFilter( *aStatus, aContext.FilterV2().iId);
-					aContext.SetStrategyStep (ERemoveTftStep);
-					}
-				else	// done
-					{
-					aContext.SetStrategyStep (EChangeTftFinished);
-					User::RequestComplete( aStatus, KErrNone);
-					}
-					
-				break;
-				}
-				
-			case ERemoveTftStep:
-				{
-				TInt errV2 = aContext.NextFilterV2();
-				if(errV2 == KErrNone)
-					{
-					aContext.PacketContext().RemovePacketFilter( *aStatus, aContext.FilterV2().iId);
-					aContext.SetStrategyStep (ERemoveTftStep);
-					}
-				else	// done
-					{
-					aContext.SetStrategyStep (EChangeTftFinished);
-					User::RequestComplete( aStatus, KErrNone);
-					}
-					
-				break;
-				}
-
-			case EChangeTftFinished:
-				{
-				aContext.SetStrategyStep (EFinishStep);
-				}
-				break;
-
-				
-			default:
-				// unexpected
-				SPUDTEL_ERROR_LOG0(_L("ERROR: Incorrect case"));
-				ASSERT(EFalse);
-				err = KErrNotSupported;
-				break;
-			}
-		}
-		
-	if(err || (EFinishStep == aContext.StrategyStep()))
-		{
-		User::RequestComplete( aStatus, err);
-		}
-	
-	}
-	
-
-/** 
-Notifies SPUD FSM about execution results.
-
-@param aContext - pdp context
-@param aCompletionStatus - completion request status
-*/	
-void TChangeTftStrategy::NotifyFsm(CEtelDriverContext& aContext, TRequestStatus& aCompletionStatus )
-	{
-	if(aCompletionStatus == KErrNone)
-		{
-		SPUDTEL_INFO_LOG(_L("Notifying FSM: ETftChanged"));
-		aContext.PdpFsmInterface().Input(aContext.Id(), PdpFsm::ETftChanged);
-		}
-	else
-		{
-		SPUDTEL_INFO_LOG(_L("Notifying FSM: ETftChangedFailed"));
-		aContext.PdpFsmInterface().Input(aContext.Id(), PdpFsm::ETftChangedFailed, aCompletionStatus.Int());
-		}
-	}
-	
-/** Cancels last asynchronous request to eTel
-
-@param  aContext - pdp context
-*/
-void TChangeTftStrategy::CancelAsyncRequest(CEtelDriverContext& aContext)
-	{
-	switch(aContext.StrategyStep())
-		{
-		case EDeleteTftStep:
-			{
-			SPUDTEL_INFO_LOG(_L("Cancel PacketQoS::EPacketContextDeleteTFTCancel"));
-			aContext.PacketQoS().CancelAsyncRequest(EPacketContextDeleteTFTCancel);
-			break;
-			}
-		
-		case ERemoveTftStep:
-			{
-			SPUDTEL_INFO_LOG(_L("Cancel PacketQoS::EPacketContextRemovePacketFilterCancel"));
-			aContext.PacketQoS().CancelAsyncRequest(EPacketContextRemovePacketFilterCancel);
-			break;
-			}
-			
-		case EAddTftStep:
-			{
-			SPUDTEL_INFO_LOG(_L("Cancel PacketQoS::EPacketContextAddPacketFilter"));
-			aContext.PacketQoS().CancelAsyncRequest(EPacketContextAddPacketFilterCancel);
-			break;
-			}
-
-		default:
-			// unexpected
-			SPUDTEL_ERROR_LOG0(_L("ERROR: Incorrect case in TChangeTftStrategy::CancelAsyncRequest"));
-			ASSERT(EFalse);
-			break;
-		}
-	}
-
-
-//
-// TActivatePdpStrategy
-//
-/** Executes next asynchronous step in a strategy. 
-
-@param aContext - pdp context
-@param aStatus - request status of this step
-*/
-void TActivatePdpStrategy::Next(CEtelDriverContext& aContext, TRequestStatus* aStatus)
-	{
-	SPUDTEL_FNLOG("TActivatePdpStrategy::Next()");
-	
-	TInt err = KErrNone;
-	
-	switch(aContext.StrategyStep())
-		{
-		case EStartStep:
-			{
-			aContext.PacketContext().Activate(*aStatus);
-			aContext.SetStrategyStep (EActivateStep);
-			break;
-			}
-		
-		case EActivateStep:
-			{
-			aContext.PdpFsmInterface().Get (aContext.Id(), aContext.ContextConfigGPRS());
-			aContext.PacketContext().GetConfig (*aStatus, aContext.ContextConfigGPRSPckg());
-			aContext.SetStrategyStep (EGetConfigStep);
-			break;
-			}
-			
-		case EGetConfigStep:
-			{
-			aContext.PdpFsmInterface().Set (aContext.Id(), aContext.ContextConfigGPRS());
-			aContext.PacketContext().InitialiseContext(*aStatus, aContext.DataChannelV2Pckg());
-			aContext.SetStrategyStep (EInitialiseContextStep);
-			break;
-			}
-
-		case EInitialiseContextStep:
-			{
-			if (KPrimaryContextId == aContext.Id())
-				{
-                aContext.PacketQoS().GetProfileParameters (*aStatus, aContext.QosNegotiatedPckg());	
-#ifdef _DEBUG
-                aContext.DumpNegProfileParameters ();
-#endif
-                aContext.SetStrategyStep (EGetProfileParamsStep);
-                }
-			else
-                {
-                aContext.SetStrategyStep (EFinishStep);
-                }
-            break;
-			}
-			
-		case EGetProfileParamsStep:
-			{
-			aContext.SetStrategyStep (EFinishStep);
-			break;
-			}
-			
-		default:
-			// unexpected
-			SPUDTEL_ERROR_LOG0(_L("ERROR: Incorrect case"));
-			ASSERT(EFalse);
-			err = KErrNotSupported;
-			break;
-		}
-		
-	if(err || (EFinishStep == aContext.StrategyStep()))
-		{
-		User::RequestComplete( aStatus, err);
-		}
-	
-	}
-	
-
-/** 
-Notifies SPUD FSM about execution results.
-
-@param aContext - pdp context
-@param aCompletionStatus - completion request status
-*/	
-void TActivatePdpStrategy::NotifyFsm(CEtelDriverContext& aContext, TRequestStatus& aCompletionStatus )
-	{
-	if(aCompletionStatus == KErrNone)
-		{
-		SPUDTELVERBOSE_INFO_LOG(_L("FSM set: DataChannelV2"));
-		aContext.PdpFsmInterface().Set(aContext.Id(), aContext.DataChannelV2());
-
-#ifdef SYMBIAN_NETWORKING_UMTSR5
-		SPUDTELVERBOSE_INFO_LOG(_L("FSM set: QoSR5Negotiated"));
-		aContext.PdpFsmInterface().Set(aContext.Id(), aContext.QosNegotiated().NegotiatedQoSR5());
-
-#else
-		SPUDTELVERBOSE_INFO_LOG(_L("FSM set: QoSR99_R4Negotiated"));
-		aContext.PdpFsmInterface().Set(aContext.Id(), aContext.QosNegotiated().NegotiatedQoSR99_R4());
-#endif 
-// SYMBIAN_NETWORKING_UMTSR5
-
-		SPUDTEL_INFO_LOG(_L("Notifying FSM: EPdpActivated"));
-		aContext.PdpFsmInterface().Input(aContext.Id(), PdpFsm::EPdpActivated);
-		}
-	else
-		{
-		SPUDTEL_INFO_LOG(_L("Notifying FSM: EPdpActivatedFailed"));
-		aContext.PdpFsmInterface().Input(aContext.Id(), PdpFsm::EPdpActivatedFailed, aCompletionStatus.Int());
-		}
-	}
-	
-/** Cancels last asynchronous request to eTel
-
-@param  aContext - pdp context
-*/
-void TActivatePdpStrategy::CancelAsyncRequest(CEtelDriverContext& aContext)
-	{
-	switch(aContext.StrategyStep())
-		{
-		case EActivateStep:
-			{
-			aContext.PacketContext().CancelAsyncRequest(EPacketContextActivate);
-			SPUDTEL_INFO_LOG(_L("Cancel PacketContext::EPacketContextActivate"));
-			break;
-			}
-			
-		case EGetConfigStep:
-			{
-			aContext.PacketContext().CancelAsyncRequest(EGetConfigStep);
-			SPUDTEL_INFO_LOG(_L("Cancel PacketContext::EGetConfigStep"));
-			break;
-			}
-		
-		case EInitialiseContextStep:
-			{
-			aContext.PacketContext().CancelAsyncRequest(EPacketContextInitialiseContext);	
-			SPUDTEL_INFO_LOG(_L("Cancel PacketContext::EPacketContextInitialiseContext"));
-			break;
-			}
-			
-		case EGetProfileParamsStep:
-			{
-			if(KPrimaryContextId == aContext.Id())
-				{
-				aContext.PacketContext().CancelAsyncRequest(EPacketQoSGetProfileParams);	
-				SPUDTEL_INFO_LOG(_L("Cancel PacketContext::EPacketQoSGetProfileParams"));
-				break;
-				}
-			}
-			
-		default:
-			// unexpected
-			SPUDTEL_ERROR_LOG0(_L("ERROR: Incorrect case in TActivatePdpStrategy::CancelAsyncRequest"));
-			ASSERT(EFalse);
-			break;
-		}
-	}
-
-//
-// TGetNegQoSStrategy
-//
-/** Executes next asynchronous step in a strategy. 
-
-@param aContext - pdp context
-@param aStatus - request status of this step
-*/
-void TGetNegQoSStrategy::Next(CEtelDriverContext& aContext, TRequestStatus* aStatus)
-	{
-	SPUDTEL_FNLOG("TGetNegQoSStrategy::Next()");
-	
-	TInt err = KErrNone;
-	
-	switch(aContext.StrategyStep())
-		{
-		case EStartStep:
-			{
-			aContext.PacketQoS().GetProfileParameters (*aStatus, aContext.QosNegotiatedPckg());
-#ifdef _DEBUG
-            aContext.DumpNegProfileParameters ();
-#endif
-			aContext.SetStrategyStep (EGetProfileParamsStep);
-			break;
-			}
-
-		case EGetProfileParamsStep:
-			{
-			aContext.SetStrategyStep (EFinishStep);
-			break;
-			}
-			
-		default:
-			// unexpected
-			SPUDTEL_ERROR_LOG0(_L("ERROR: Incorrect case"));
-			ASSERT(EFalse);
-			err = KErrNotSupported;
-			break;
-		}
-		
-	if(err || (EFinishStep == aContext.StrategyStep()))
-		{
-		User::RequestComplete( aStatus, err);
-		}
-	
-	}
-	
-
-/** 
-Notifies SPUD FSM about execution results.
-
-@param aContext - pdp context
-@param aCompletionStatus - completion request status
-*/	
-void TGetNegQoSStrategy::NotifyFsm(CEtelDriverContext& aContext, TRequestStatus& aCompletionStatus )
-	{
-	if(aCompletionStatus == KErrNone)
-		{
-#ifdef SYMBIAN_NETWORKING_UMTSR5
-		SPUDTELVERBOSE_INFO_LOG(_L("FSM set: QoSR5Negotiated"));
-		aContext.PdpFsmInterface().Set(aContext.Id(), aContext.QosNegotiated().NegotiatedQoSR5());
-
-#else
-// !SYMBIAN_NETWORKING_UMTSR5
-
-		SPUDTELVERBOSE_INFO_LOG(_L("FSM set: QoSR99_R4Negotiated"));
-		aContext.PdpFsmInterface().Set(aContext.Id(), aContext.QosNegotiated().NegotiatedQoSR99_R4());
-#endif
-// SYMBIAN_NETWORKING_UMTSR5
-		
-		SPUDTEL_INFO_LOG(_L("Notifying FSM: EPdpNegQoSRetrieved"));
-		aContext.PdpFsmInterface().Input(aContext.Id(), PdpFsm::EPdpNegQoSRetrieved);
-		}
-	else
-		{
-		SPUDTEL_INFO_LOG(_L("Notifying FSM: EPdpNegQoSRetrievedFailed"));
-		aContext.PdpFsmInterface().Input(aContext.Id(), PdpFsm::EPdpNegQoSRetrievedFailed, aCompletionStatus.Int());
-		}
-	}
-	
-/** Cancels last asynchronous request to eTel
-
-@param  aContext - pdp context
-*/
-void TGetNegQoSStrategy::CancelAsyncRequest(CEtelDriverContext& aContext)
-	{
-	switch(aContext.StrategyStep())
-		{	
-		case EGetProfileParamsStep:
-			{
-			aContext.PacketContext().CancelAsyncRequest(EPacketQoSGetProfileParams);	
-			SPUDTEL_INFO_LOG(_L("Cancel PacketContext::EPacketQoSGetProfileParams"));
-			break;
-			}
-			
-		default:
-			// unexpected
-			SPUDTEL_ERROR_LOG0(_L("ERROR: Incorrect case in TGetNegQoSStrategy::CancelAsyncRequest"));
-			ASSERT(EFalse);
-			break;
-		}
-	}
-
-
-//
-// TModifyActiveStrategy
-//
-/** Executes next asynchronous step in a strategy. 
-
-@param aContext - pdp context
-@param aStatus - request status of this step
-*/
-void TModifyActiveStrategy::Next(CEtelDriverContext& aContext, TRequestStatus* aStatus)
-	{
-	SPUDTEL_FNLOG("TModifyActiveStrategy::Next()");
-	
-	TInt err = KErrNone;
-	
-	switch(aContext.StrategyStep())
-		{
-		case EStartStep:
-			{
-			aContext.PacketContext().ModifyActiveContext(*aStatus);
-			aContext.SetStrategyStep (EModifyActiveStep);
-			break;
-			}
-		
-		case EModifyActiveStep:
-			{
-			aContext.PacketQoS().GetProfileParameters (*aStatus, aContext.QosNegotiatedPckg());
-#ifdef _DEBUG
-            aContext.DumpNegProfileParameters ();
-#endif
-			aContext.SetStrategyStep (EGetProfileParamsStep);
-			break;
-			}
-			
-		case EGetProfileParamsStep:
-			{
-			aContext.SetStrategyStep (EFinishStep);
-			break;
-			}
-			
-		default:
-			// unexpected
-			SPUDTEL_ERROR_LOG0(_L("ERROR: Incorrect case"));
-			ASSERT(EFalse);
-			err = KErrNotSupported;
-			break;
-		}
-		
-	if(err || (EFinishStep == aContext.StrategyStep()))
-		{
-		User::RequestComplete( aStatus, err);
-		}
-	
-	}
-	
-
-/** 
-Notifies SPUD FSM about execution results.
-
-@param aContext - pdp context
-@param aCompletionStatus - completion request status
-*/	
-void TModifyActiveStrategy::NotifyFsm(CEtelDriverContext& aContext, TRequestStatus& aCompletionStatus )
-	{
-	if(aCompletionStatus == KErrNone)
-		{
-#ifdef SYMBIAN_NETWORKING_UMTSR5
-		SPUDTELVERBOSE_INFO_LOG(_L("FSM set: QoSR5Negotiated"));
-		aContext.PdpFsmInterface().Set(aContext.Id(), aContext.QosNegotiated().NegotiatedQoSR5());
-
-#else
-		SPUDTELVERBOSE_INFO_LOG(_L("FSM set: QoSR99_R4Negotiated"));
-		aContext.PdpFsmInterface().Set(aContext.Id(), aContext.QosNegotiated().NegotiatedQoSR99_R4());
-#endif 
-// SYMBIAN_NETWORKING_UMTSR5
-
-		SPUDTEL_INFO_LOG(_L("Notifying FSM: EPdpContextModified"));
-		aContext.PdpFsmInterface().Input(aContext.Id(), PdpFsm::EPdpContextModified);
-		}
-	else
-		{
-		SPUDTEL_INFO_LOG(_L("Notifying FSM: EPdpContextModifiedFailed"));
-		aContext.PdpFsmInterface().Input(aContext.Id(), PdpFsm::EPdpContextModifiedFailed, aCompletionStatus.Int());
-		}
-	}
-	
-/** Cancels last asynchronous request to eTel
-
-@param  aContext - pdp context
-*/
-void TModifyActiveStrategy::CancelAsyncRequest(CEtelDriverContext& aContext)
-	{
-	switch(aContext.StrategyStep())
-		{
-		case EModifyActiveStep:
-			{
-			aContext.PacketContext().CancelAsyncRequest(EPacketContextModifyActiveContext);
-			SPUDTEL_INFO_LOG(_L("Cancel PacketContext::EPacketContextModifyActiveContext"));
-			break;
-			}
-			
-		case EGetProfileParamsStep:
-			{
-			aContext.PacketContext().CancelAsyncRequest(EPacketQoSGetProfileParams);
-			SPUDTEL_INFO_LOG(_L("Cancel PacketContext::EPacketQoSGetProfileParams"));
-			break;
-			}
-			
-		default:
-			// unexpected
-			SPUDTEL_ERROR_LOG0(_L("ERROR: Incorrect case in TModifyActiveStrategy::CancelAsyncRequest"));
-			ASSERT(EFalse);
-			break;
-		}
-	}