--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/memspy/Driver/Kernel/Include/MemSpyDriverUserEventMonitor.h Tue Feb 02 01:57:15 2010 +0200
@@ -0,0 +1,119 @@
+/*
+* 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 MEMSPYDRIVERUSEREVENTMONITOR_H
+#define MEMSPYDRIVERUSEREVENTMONITOR_H
+
+// System includes
+#include <e32cmn.h>
+#include <kern_priv.h>
+#ifdef __MARM__
+#include <arm.h>
+#endif
+
+// User includes
+#include "MemSpyDriverEventMonitor.h"
+
+// Classes referenced
+class DMemSpyDriverDevice;
+class DMemSpyDriverClientEM;
+
+
+class DMemSpyDriverClientEMManager : public DBase
+ {
+public:
+ DMemSpyDriverClientEMManager( DMemSpyDriverDevice& aDevice );
+ ~DMemSpyDriverClientEMManager();
+ TInt Create();
+
+public: // API
+ DMemSpyDriverClientEM* EMOpen();
+ TInt EMClose( TUint aHandle );
+ DMemSpyDriverClientEM* EMInstance( TUint aHandle );
+
+private: // Internal methods
+ void FreeAllInstances();
+
+private:
+ DMemSpyDriverDevice& iDevice;
+ TUint iNextHandle;
+ SDblQue iEMInstances;
+ };
+
+
+/**
+ * This class represents a client-originated Event Monitor request
+ */
+class DMemSpyDriverClientEM : public DBase, public MMemSpyEventMonitorObserver
+ {
+public:
+ DMemSpyDriverClientEM( DMemSpyDriverDevice& aDevice, TUint aHandle );
+ ~DMemSpyDriverClientEM();
+ TInt Create();
+
+public: // API
+ inline TUint Handle() const { return iHandle; }
+ //
+ TInt NotifyChanges( DThread* aClientThread, TRequestStatus* aClientRS, TAny* aClientContext );
+ TInt NotifyChangesCancel();
+
+public: // From MMemSpyEventMonitorObserver
+ TUint EMTypeMask() const;
+ void EMHandleProcessAdd( DProcess& aProcess );
+ void EMHandleProcessRemoved( DProcess& aProcess );
+ void EMHandleThreadAdd( DThread& aThread );
+ void EMHandleThreadKilled( DThread& aThread );
+ void EMHandleChunkAdd( DChunk& aChunk );
+ void EMHandleChunkDeleted( DChunk& aChunk );
+
+private: // Internal methods
+ void ResetPendingChanges();
+ void CompleteClientsRequest( TInt aCompletionCode, TUint aContext = 0 );
+
+private: // Internal objects
+
+ class TChange
+ {
+ public:
+ inline TChange( TInt aCompletionCode, TUint aContext )
+ : iCompletionCode( aCompletionCode ), iContext( aContext )
+ {
+ }
+
+ public: // Data members
+ TInt iCompletionCode;
+ TUint iContext;
+ SDblQueLink iLink;
+ };
+
+private:
+ DMemSpyDriverDevice& iDevice;
+ DMutex* iLock;
+ const TUint iHandle;
+ SDblQue iPendingChanges;
+
+ // Transient: client-originated
+ DThread* iClientThread;
+ TRequestStatus* iClientRS;
+ TAny* iClientContext;
+
+public:
+ SDblQueLink iLink;
+ };
+
+
+#endif