--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/kernel/eka/drivers/debug/rmdebug/d_debug_agent.h Mon Oct 19 15:55:17 2009 +0100
@@ -0,0 +1,72 @@
+// 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 "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:
+// Purpose: Kernel-side tracking of debug agent information associated
+// with each process being debugged.
+//
+//
+
+#ifndef D_DEBUG_AGENT_H
+#define D_DEBUG_AGENT_H
+
+#include <rm_debug_api.h>
+#include "d_driver_event_info.h"
+
+class DDebugAgent : public DBase
+{
+public:
+ static DDebugAgent* New(TUint64);
+ ~DDebugAgent();
+
+ TInt SetEventAction(Debug::TEventType aEvent, Debug::TKernelEventAction aEventAction);
+ void GetEvent(TClientDataRequest<Debug::TEventInfo>* aAsyncGetValueRequest, Debug::TEventInfo* aEventInfo, DThread* aClientThread);
+ TInt EventAction(Debug::TEventType aEvent);
+
+ TInt CancelGetEvent(void);
+ void NotifyEvent(const TDriverEventInfo& aEventInfo);
+ TUint64 Id();
+
+protected:
+ DDebugAgent(TUint64 aId);
+ TInt Construct();
+
+private:
+ void QueueEvent(TDriverEventInfo& aEventInfo);
+ TBool BufferEmpty() const;
+ TBool BufferFull() const;
+ TBool BufferCanStoreEvent() const;
+ TBool BufferAtCriticalLevel() const;
+ void IncrementPosition(TInt& aPosition);
+ TInt NumberOfEmptySlots() const;
+
+private:
+ TUint64 iId;
+ Debug::TKernelEventAction iEventActions[Debug::EEventsLast];
+
+ //iEventInfo is a pointer to an object owned by the security server, so
+ //no clean up needs be performed on it
+ Debug::TEventInfo* iEventInfo;
+ RArray<TDriverEventInfo> iEventQueue; // ring buffer.
+ TClientDataRequest<Debug::TEventInfo>* iRequestGetEventStatus;
+ DThread* iClientThread;
+
+ // Ring buffer data
+ TInt iHead; // points to the next empty slot in iEventQueue (exc. when iFull == ETrue)
+ TInt iTail; // points to the oldest full slot in iEventQueue (exc. when iEmpty == ETrue)
+
+ //if we have told the agent that we are ignoring trace events
+ TBool iIgnoringTrace;
+};
+
+#endif // D_DEBUG_AGENT_H
+