diff -r 185201be11b0 -r 516af714ebb4 perfsrv/memspy/Driver/Kernel/Include/MemSpyDriverStreamWriter.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/perfsrv/memspy/Driver/Kernel/Include/MemSpyDriverStreamWriter.h	Fri Sep 17 08:38:31 2010 +0300
@@ -0,0 +1,71 @@
+/*
+* 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 MEMSPYDRIVERSTREAMWRITER_H
+#define MEMSPYDRIVERSTREAMWRITER_H
+
+// System includes
+#include <e32cmn.h>
+#include <kernel.h>
+
+// Classes referenced
+class DMemSpyDriverXferBuffer;
+
+
+class RMemSpyMemStreamWriter
+    {
+public:
+    RMemSpyMemStreamWriter();
+    RMemSpyMemStreamWriter( DMemSpyDriverXferBuffer& aBuffer );
+
+public: // API - closure
+    void Close();
+    TInt WriteAndClose( TDes8* aDestinationPointer );
+
+public: // API - writing
+    TInt32* WriteInt32( TInt32 aValue );
+    TUint32* WriteUint32( TUint32 aValue );
+
+public: // API - positioning
+    TUint8* Current() const;
+    void Seek( TInt aPosition );
+    TUint32 Remaining() const;
+
+public: // API - marking
+    void MarkSet();
+    void MarkResume();
+
+public: // API - misc
+    TBool IsFull() const;
+    TBool IsOpen() const;
+
+public: // API - operators
+    RMemSpyMemStreamWriter& operator=( const RMemSpyMemStreamWriter& aCopy );
+
+private: // Internal methods
+    void IncrementPos( TInt aAmount );
+
+private:
+    DMemSpyDriverXferBuffer* iBuffer;
+    TUint8* iCurrent;
+    TUint8* iMax;
+    TUint8* iMark;
+    TInt iCommitted;
+    };
+
+
+#endif