diff -r e8c1ea2c6496 -r 8758140453c0 localisation/apparchitecture/apfile/ApSidChecker.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/localisation/apparchitecture/apfile/ApSidChecker.cpp	Thu Jan 21 12:53:44 2010 +0000
@@ -0,0 +1,103 @@
+// 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 <apsidchecker.h>
+#include <ecom/ecom.h>
+
+//const TUid KAppSidCheckerInterfaceUid = {0x10281FBB}; //old interface used when checking based only on SID
+const TUid KAppSidCheckerInterfaceUid = {0x20007D8C}; // current interface used when checking based on SID and drive number
+
+
+CAppSidChecker* CAppSidChecker::CheckerForAppType(const TUid &aAppTypeUid)
+	{
+	TEComResolverParams resolverParams;
+	TBuf8<KMaxUidName> sidName;
+	sidName.Copy(aAppTypeUid.Name());
+	resolverParams.SetDataType(sidName);
+	TAny* ptr = NULL;
+	TRAP_IGNORE( ptr = REComSession::CreateImplementationL(
+			KAppSidCheckerInterfaceUid,
+			_FOFF(CAppSidChecker, iDtor_ID_Key),
+			NULL, resolverParams) );
+	return reinterpret_cast<CAppSidChecker*>(ptr);
+	}
+
+/** The destruction of the interface implementation */
+EXPORT_C CAppSidChecker::~CAppSidChecker()
+	{
+	REComSession::DestroyedImplementation(iDtor_ID_Key);
+	iReserved1 = NULL;
+	iReserved2 = NULL;
+	iReserved3 = NULL;
+	}
+
+EXPORT_C void CAppSidChecker::SetRescanCallBackL(const TCallBack&)
+	{
+	}
+
+EXPORT_C void CAppSidChecker::reserved1()
+	{
+	}
+
+EXPORT_C void CAppSidChecker::reserved2()
+	{
+	}
+
+EXPORT_C void CAppSidChecker::reserved3()
+	{
+	}
+
+RSidCheckerMap::RSidCheckerMap( TCallBack aRescanCallBack ) :
+		iRescanCallBack( aRescanCallBack )
+	{
+	}
+
+CAppSidChecker& RSidCheckerMap::FindSidCheckerL(TUid aAppType)
+	{
+	CAppSidChecker* checker = NULL;
+	CAppSidChecker** checkerPtr = Find(aAppType.iUid);
+	if(checkerPtr)
+		{
+		checker = *checkerPtr;
+		}
+	else
+		{
+		// No CAppSidChecker instance loaded, try to find one
+		checker = CAppSidChecker::CheckerForAppType(aAppType);
+		if(checker)
+			{
+			CleanupStack::PushL(checker);
+			InsertL(aAppType.iUid, checker);
+			CleanupStack::Pop(checker);
+			checker->SetRescanCallBackL(iRescanCallBack);
+			}
+		else
+			{
+			User::Leave(KErrNotFound);
+			}
+		}
+	return *checker;
+	}
+
+void RSidCheckerMap::Close()
+	{
+	TIter iter(*this);
+	while(iter.NextValue())
+		{
+		delete *(iter.CurrentValue());
+		iter.RemoveCurrent();
+		}
+	RHashMap<TUint,CAppSidChecker*>::Close();
+	}