--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mmfenh/advancedaudiocontroller/audiocontrollerpluginsvariant/DataSourceAdapter/Inc/DataSourceAdapter.h	Tue Feb 02 01:08:46 2010 +0200
@@ -0,0 +1,167 @@
+/*
+* Copyright (c) 2004 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:  Class definition for the SourceAdapter functions.
+*
+*/
+
+
+
+#ifndef CDATASOURCEADAPTER_H
+#define CDATASOURCEADAPTER_H
+
+//  INCLUDES
+#include <mmfbuffer.h>
+#include <mmfutilities.h>
+#include <e32base.h>
+#include <mmfbase.h>
+#include <caf/manager.h>
+
+// CONSTANTS
+const TUid KS60AudioStreamingSourceUid	= {0x10207AF3};
+const TUid KMmdsProgDLSourceUid			= {0x10207B46};
+const TUid KMmdsStreamingSourceUid		= {0x10207B7B};
+const TUid KOldProgDLSourceUid			= {0x10207A7C};
+const TUid KMmdsFileSourceUid			= {0x10207B89};
+const TUid KMmdsDescriptorSourceUid		= {0x10207B8B};
+
+const TInt KErrSourceAdapter            = -1001;
+
+// FORWARD DECLARATIONS
+class CMMFClip;
+class CMMFDataBuffer;
+class MDataSink;
+class MDataSource;
+class MAsyncEventHandler;
+class CConfigurationComponentsFactory;
+class CAudioOutputControlUtility;
+class CDRMConfigIntfc;
+class CMMFDevSound;
+class CMMFBuffer;
+class MMultimediaDataSourceObserver;        
+class CMultimediaDataSource;
+class CAudioOutputControlUtility;  
+// CLASS DEFINITIONS
+
+/**
+*  This class provides CDataSourceAdapter functions.
+*
+*  @lib CDataSourceAdapter.lib
+*  @since 3.2
+*/
+class CDataSourceAdapter : public CBase
+    {
+	public:  // Constructors and destructor
+
+        /**
+        * Two-phased constructor.
+        */
+        IMPORT_C static CDataSourceAdapter* NewL();
+
+        /**
+        * Destructor.
+        */
+        IMPORT_C virtual ~CDataSourceAdapter();
+
+		// New (like MDataSource)
+		IMPORT_C virtual TUid DataSourceType();
+		IMPORT_C virtual void FillBufferL(CMMFBuffer* aBuffer, MDataSink* aConsumer, TMediaId aMediaId);
+		IMPORT_C virtual void BufferEmptiedL(CMMFBuffer* aBuffer);
+		IMPORT_C virtual TBool CanCreateSourceBuffer();
+		IMPORT_C virtual CMMFBuffer* CreateSourceBufferL(TMediaId aMediaId, TBool &aReference);
+		IMPORT_C virtual TInt SourceThreadLogon(MAsyncEventHandler& aEventHandler);
+		IMPORT_C virtual void SourceThreadLogoff();
+		IMPORT_C virtual void SourcePrimeL();
+		IMPORT_C virtual void SourceStopL();
+		IMPORT_C virtual void SourcePlayL();
+        IMPORT_C virtual void Event(TUid aEvent);
+
+		// New
+		IMPORT_C virtual TInt SeekToPosition(TUint aPosition);
+		IMPORT_C virtual TInt SeekToTime(TUint aTimeMs);
+        IMPORT_C virtual TInt SeekToTime(TUint aTimeMs, TUint& aFoundTimeMs);
+		IMPORT_C virtual TBool IsTimeSeekable();
+		IMPORT_C virtual TBool IsPositonSeekable();
+		IMPORT_C virtual void SetDataSourceL(MDataSource* aDataSource,
+											MMultimediaDataSourceObserver* aMMultimediaDataSourceObserver,
+											MAsyncEventHandler* aMAsyncEventHandler);
+		IMPORT_C virtual TInt SourceSize();
+		IMPORT_C virtual TInt IsProtectedL();
+		IMPORT_C virtual void SetSourcePrioritySettings(const TMMFPrioritySettings& aPrioritySettings);
+		IMPORT_C virtual TInt ExecuteIntent(ContentAccess::TIntent aIntent);
+		IMPORT_C virtual TInt SetAgentProperty(ContentAccess::TAgentProperty aProperty, TInt aValue);
+		IMPORT_C virtual TInt EvaluateIntent(ContentAccess::TIntent aIntent);
+        IMPORT_C virtual TInt GetInterface(TUid aInterfaceId, TVersion& aVer, TAny*& aInterfaceImpl);
+		IMPORT_C virtual TBool OnlyHeaderPresent();
+		
+		//sets the AudioOutputControlUtitlity reference and sets Datasource to AudioOutputContolUtility
+		IMPORT_C TInt SetAudioOutputControlUtil(CAudioOutputControlUtility* aAudioOutputControlUtility);
+	protected:
+
+        /**
+        * C++ default constructor.
+        */
+		IMPORT_C CDataSourceAdapter();
+
+	private:
+
+        /**
+        * By default Symbian 2nd phase constructor is private.
+        */
+		void ConstructL();
+
+	protected:
+        class CAsyncProxyFillBuffer : public CActive
+            {
+            public: // may want to export constructor and fillbuffer for 3gpdatasourceadapter
+                CAsyncProxyFillBuffer(MDataSource* aDataSource);
+            	~CAsyncProxyFillBuffer();
+            	void FillBuffer(CMMFBuffer* aBuffer, MDataSink* aConsumer, TMediaId aMediaId);
+                void Reset();
+            
+            protected:	
+                void RunL();
+                TInt RunError(TInt aError);
+                void DoCancel();
+
+            private:
+                TRequestStatus* iRequestStatus;
+                MDataSource* iDataSource;
+			    CMMFBuffer* iBuffer;
+    			MDataSink* iConsumer;
+    			TMediaId iMediaId;
+				RPointerArray<CMMFBuffer> iQueuedAsyncBuffers;
+				TInt			iReadPos;
+            };
+
+	protected:	// Data
+
+		TUid			iSourceType;
+		MDataSource*	iDataSource;
+        CMultimediaDataSource* iMMDataSource;
+        MAsyncEventHandler* iAsyncEventHandler;
+		TInt			iSourceSize;
+		TBool			iPosSeekable;
+		TBool			iTimeSeekable;
+		TBool			iIsProtected;
+		CMMFDataBuffer* iZeroBuffer;
+		CMMFDataBuffer* iHdrBuffer;
+		CMMFClip*		iClip;
+		CAsyncProxyFillBuffer*	iAsyncProxyFillBuffer;
+		TBool			iHeaderOnly;
+		CAudioOutputControlUtility* iAudioOutputControlUtility;  
+    };
+
+#endif 		// CDATASOURCEADAPTER_H
+
+// End of File