diff -r e8c1ea2c6496 -r 8758140453c0 lbs/internal/lbstestserver/src/csubsessionbase.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lbs/internal/lbstestserver/src/csubsessionbase.cpp	Thu Jan 21 12:53:44 2010 +0000
@@ -0,0 +1,126 @@
+// 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 the License "Symbian Foundation License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.symbianfoundation.org/legal/sfl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+//
+
+#include "csubsessionbase.h"
+#include "lbsmessageenums.h"
+
+/** 
+inline function to push the item needed to be released when destroy, via a TCleanupItem object,
+which includes a MRelease function to release the resource.
+
+@param aRef A reference MRelease function
+@internalTechnology
+@released
+ */	
+inline void CleanupVirtualRelease::PushL(MRelease& aRef)
+	{
+	CleanupStack::PushL(TCleanupItem(&Release,&aRef));
+	}
+		
+/** 
+release the resource by calling the defined MRelease function
+
+@param aPrt A reference of MRelease function
+@internalTechnology
+@released
+ */	
+void CleanupVirtualRelease::Release(TAny* aPtr)
+	{
+	MRelease* ptr = reinterpret_cast<MRelease*>(aPtr);
+	TReleaseFunc func = &MRelease::VirtualRelease;
+	(ptr->*func)();
+	}
+	
+	
+/** 
+function to push the item needed to be released by calling CleanupVirtualRelease class,
+which includes a MRelease function to release the resource.
+
+@param aRef A reference MRelease function
+@internalTechnology
+@released
+ */	
+void CleanupVirtualReleasePushL(MRelease& aRef)
+	{
+	CleanupVirtualRelease::PushL(aRef);
+	}
+	
+/** 
+Default constructor
+Nothing here
+
+@internalTechnology
+@released
+ */	
+CSubSessionBase::CSubSessionBase()
+	{
+	// does nothing
+	}
+	
+/** 
+Default destructor
+Nothing here
+
+@internalTechnology
+@released
+ */	
+CSubSessionBase::~CSubSessionBase()
+	{
+	// nuke the impl object
+	if(iImpl)
+		{
+		iImpl->VirtualRelease();
+		iImpl=NULL;
+		}
+	}
+
+/** 
+Set the generic subsession implement pointer
+
+@param aImpl A generic interface pointer to MSubSessionImpl
+@see MSubSessionImpl
+@internalTechnology
+@released
+ */	
+void CSubSessionBase::SetImpl(MSubSessionImpl* aImpl)
+	{
+	iImpl = aImpl;
+	}
+	
+/** 
+Get the generic subsession implement pointer
+
+@return the generic interface pointer to MSubSessionImpl
+@see MSubSessionImpl
+@internalTechnology
+@released
+ */	
+MSubSessionImpl* CSubSessionBase::Impl()
+	{
+	return iImpl;
+	}
+
+/** 
+Invoke user panic by setting the category as CSubSessionBase
+
+@param aPanic A constant panic category TSubSessionBasePanic
+@internalTechnology
+@released
+ */	
+void CSubSessionBase::Panic(const TSubSessionBasePanic aPanic)
+	{
+	_LIT(KSubSessionBase, "CSubSessionBase");
+	User::Panic(KSubSessionBase, aPanic);
+	}