--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/perfsrv/memspy/Driver/Kernel/Include/MemSpyDriverSuspensionManager.h	Mon Sep 06 15:00:47 2010 +0300
@@ -0,0 +1,60 @@
+/*
+* Copyright (c) 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:
+*
+*/
+
+#ifndef MEMSPYDRIVERSUSPENSIONMANAGER_H
+#define MEMSPYDRIVERSUSPENSIONMANAGER_H
+
+// System includes
+#include <e32cmn.h>
+#include <kern_priv.h>
+
+// Classes referenced
+class DMemSpyDriverDevice;
+
+
+class DMemSpySuspensionManager : public DBase
+	{
+public: // Construct & destruct
+	DMemSpySuspensionManager( DMemSpyDriverDevice& aDevice );
+	~DMemSpySuspensionManager();
+	TInt Construct();
+
+public: // API
+    TBool IsSuspended( TUint aPid ) const;
+    TBool IsSuspended( DThread& aThread ) const;
+    TBool IsSuspended( DProcess& aProcess ) const;
+    TInt SuspendAllThreadsInProcess( TUint aPid, DThread& aClientThread );
+    TInt ResumeAllThreadsInProcess( TUint aPid, DThread& aClientThread );
+
+private: // Internal methods
+    TInt DoSuspendAllThreadsInProcess( TUint aPid, DThread* aClientThread = NULL );
+    TInt DoResumeAllThreadsInProcess( TUint aPid, DThread* aClientThread = NULL );
+    TBool IsProcessTheClientThread( TUint aPid, DThread& aClientThread ) const;
+    TBool CheckProcessSuspended( TUint aExpectedPid, DThread& aClientThread ) const;
+	TInt OpenTempObject(TUint aId, TObjectType aType );
+	void CloseTempObject();
+
+private: // Data members
+    DMemSpyDriverDevice& iDevice;
+	DObject* iTempObj;
+    TBool iAlreadySuspended;
+	TUint iSuspendedProcessId;
+	TInt iSuspendCount;
+	};
+
+
+#endif