--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mmlibs/mmfw/src/Plugin/StdSourceAndSink/FileAccess.h	Tue Feb 02 01:56:55 2010 +0200
@@ -0,0 +1,150 @@
+// Copyright (c) 2004-2009 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 __FILE_ACCESS_H__
+#define __FILE_ACCESS_H__
+
+#include <caf/content.h>
+#include <caf/data.h>
+#include "mmf/common/mmcaf.h"
+
+// Abstract class providing generic file access
+class MGenericFile
+	{
+public:
+	virtual ~MGenericFile();
+
+	virtual TInt Seek(TSeek aSeekMode, TInt aPosition)=0;
+	virtual TInt Read(TDes8& aDes,TInt aLength)=0;
+	virtual void Read(TDes8& aDes, TInt aLength, TRequestStatus& aStatus)=0;
+
+	virtual TInt Write(const TDesC8& aDes,TInt aLength)=0;
+	virtual void Write(const TDesC8& aDes, TInt aLength, TRequestStatus& aStatus)=0;
+
+	virtual TInt Size(TInt& aSize)=0;
+	virtual TInt SetSize(TInt aSize)=0;
+
+	virtual TInt EvaluateIntent(const ContentAccess::TIntent aIntent) const = 0;
+	virtual TInt ExecuteIntent(const ContentAccess::TIntent aIntent) = 0;
+	virtual TBool IsProtected()const = 0;
+
+	// legacy file support - better to use Data()
+	virtual RFile& FileL()=0;
+
+	virtual TInt SetAgentProperty(ContentAccess::TAgentProperty aProperty, TInt aValue) = 0;
+
+	virtual TInt Read(TInt aPosition, TDes8& aDes, TInt aLength, TRequestStatus& aStatus) = 0;
+	// access to CData
+    virtual TInt Data(ContentAccess::CData*& aData) = 0;
+
+	};
+
+// Provide RFile based file access - only now used for recording
+class CF32File : public CBase, public MGenericFile
+	{
+public:
+	static CF32File* NewL(RFs& aSession, TDesC& aPath, TUint aMode);	
+	static CF32File* NewL(RFile& aFile);	
+	void ConstructL(RFile& aFile);
+	void ConstructL(RFs& aSession, TDesC& aPath, TUint aMode);
+
+	virtual ~CF32File();
+
+	// from MGenericFile
+	virtual TInt Seek(TSeek aSeekMode, TInt aPosition);
+	virtual TInt Read(TDes8& aDes,TInt aLength);
+	virtual void Read(TDes8& aDes, TInt aLength, TRequestStatus& aStatus);
+	virtual TInt Write(const TDesC8& aDes,TInt aLength);
+	virtual void Write(const TDesC8& aDes, TInt aLength, TRequestStatus& aStatus);
+	virtual TInt Size(TInt& aSize);
+	virtual TInt SetSize(TInt aSize);
+	virtual TInt EvaluateIntent(const ContentAccess::TIntent aIntent) const;
+	virtual TInt ExecuteIntent(const ContentAccess::TIntent aIntent);
+	virtual TBool IsProtected() const;
+	virtual RFile& FileL();
+
+	virtual TInt SetAgentProperty(ContentAccess::TAgentProperty, TInt aValue);
+	
+	virtual TInt Read(TInt aPosition, TDes8& aDes, TInt aLength, TRequestStatus& aStatus);
+	virtual TInt Data(ContentAccess::CData*& aData);
+private:
+	CF32File();
+
+private:
+	RFs* iSession;	// not owned
+	HBufC* iFilePath;
+	RFile iFile;
+	
+	TBool iFileHandle;
+	TInt iFileSize;
+	};
+
+// Provides content access framework based file access
+class CContentFile : public CBase, public MGenericFile
+	{
+public:
+	static CContentFile* NewL(RFs& aSession, const TDesC& aPath, const TDesC& aUniqueId, TUint aMode, TBool aEnableUI);
+	void ConstructL(RFs& aSession, const TDesC& aPath, const TDesC& aUniqueId, TUint aMode, TBool aEnableUI);
+
+	static CContentFile* NewL(RFile& aFile, const TDesC& aUniqueId, TBool aEnableUI);
+	void ConstructL(RFile& aFile, const TDesC& aUniqueId, TBool aEnableUI);
+
+	virtual ~CContentFile();
+
+	// from MGenericFile
+	virtual TInt Seek(TSeek aSeekMode, TInt aPosition);
+	virtual TInt Read(TDes8& aDes,TInt aLength);
+	virtual void Read(TDes8& aDes, TInt aLength, TRequestStatus& aStatus);
+	virtual TInt Write(const TDesC8& aDes,TInt aLength);
+	virtual void Write(const TDesC8& aDes, TInt aLength, TRequestStatus& aStatus);
+	virtual TInt Size(TInt& aSize);
+	virtual TInt SetSize(TInt aSize);
+	virtual TInt EvaluateIntent(const ContentAccess::TIntent aIntent) const;
+	virtual TInt ExecuteIntent(const ContentAccess::TIntent aIntent);
+	virtual TBool IsProtected() const;
+	virtual RFile& FileL();
+	
+	virtual TInt SetAgentProperty(ContentAccess::TAgentProperty, TInt aValue);
+	virtual TInt Read(TInt aPosition, TDes8& aDes, TInt aLength, TRequestStatus& aStatus);
+	virtual TInt Data(ContentAccess::CData*& aData);
+
+
+private:
+	CContentFile();
+
+
+private:
+	RFs* iSession; // not owned
+	HBufC* iFilePath;
+	ContentAccess::CData* iData;
+
+	RFile iLegacyFile;
+	TBool iLegacyFileOpen;
+	};
+
+
+inline CF32File::CF32File() 
+	{
+	}
+
+inline CContentFile::CContentFile() 
+	{
+	}
+
+inline MGenericFile::~MGenericFile()
+	{
+	}
+
+#endif //__FILE_ACCESS_H__