--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/remotemgmt_plat/fota_engine_api/inc/FotaEngStream.h	Thu Dec 17 09:07:52 2009 +0200
@@ -0,0 +1,150 @@
+/*
+* Copyright (c) 2005-2006 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:  Stream to memorybased chunk
+*
+*/
+
+
+
+#ifndef __FOTAENGSTREAM_H__
+#define __FOTAENGSTREAM_H__
+
+// INCLUDES
+#include <s32strm.h>
+#include <s32buf.h>
+#include <e32svr.h>
+
+// FORWARD DECLARATIONS
+class RFotaEngineSession;
+class RFotaWriteStream;
+
+
+const TInt  KDefaultWriteLimit( 5000000 );
+
+// CLASS DECLARATION
+/**
+* Memory buffer
+*
+* Saves streams data to chunk.
+*
+* @lib    fotaengine.lib
+* @since  Series 60 v3.1
+*/
+class TDP2StreamBuf : public TStreamBuf
+{
+    friend class RFotaWriteStream;
+
+public: 
+
+    TDP2StreamBuf ();
+
+    /** Resets write area
+    *
+    * @param    None
+    * @return   None
+    */
+    void            ResetL();
+
+private:
+
+    /** Handles overflow of write area
+    *
+    * @param    None
+    * @return   None
+    */
+    virtual void    OverflowL();
+
+	
+    /** Handles underflow of write area
+    *
+    * @param    aMaxLength
+    * @return   Error code
+    */
+    virtual TInt    UnderflowL(TInt aMaxLength);
+
+    
+    /** Handles releasing of stream/buffer
+    *
+    * @param    None
+    * @return   None
+    */
+    virtual void    DoRelease();
+
+
+    /**
+    * Bytes written to stream
+    */
+    TInt            iBytesWritten;
+
+
+    /**
+    * Chunks sent to server
+    */
+    TInt            iSentChunks;
+    
+
+    /**
+    * Reference to parent stream
+    */
+    RFotaWriteStream* iMyWriteStream;
+
+};
+
+
+/**
+ *  RFotaWriteStream saves swupd to memory chunk
+ *
+ *  Saves written content via TDP2StreamBuf to 
+ *  the chunk.
+ *
+ *  @lib fotaengine.lib
+ *  @since S60 3.1
+ */
+class RFotaWriteStream : public RWriteStream
+    {
+    friend class RFotaEngineSession;
+
+    friend class TDP2StreamBuf;
+
+public:
+
+    RFotaWriteStream ();
+
+    /** Opens stream
+    *
+    * @param    aPkgId  package id
+    * @return   Error code
+    */
+    TInt OpenL (const TInt aPkgId);
+
+private:
+
+    /**
+     * Memory buffer
+     */
+    TDP2StreamBuf            iBuf;
+
+    /**
+     * Reference to parent session
+     */
+    RFotaEngineSession*     iFotaEngineSession;
+
+    /**
+     * Max package size. If exceeded, must throw error in this class.
+     */
+    TInt  iWriteLimit;
+    };
+
+
+#endif // __FOTAENGSTREAM_H__
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