--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mmfenh/enhancedmediaclient/Plugins/ProgDLSource/src/FileAccess.h	Wed Sep 01 12:23:00 2010 +0100
@@ -0,0 +1,143 @@
+/*
+* Copyright (c) 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:  Header of FileAccess Classes.
+*
+*/
+
+#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
+        virtual RFile& FileL()=0;
+        
+        virtual TInt SetAgentProperty(ContentAccess::TAgentProperty aProperty, TInt aValue) = 0;
+        
+    };
+
+// Provide RFile based file access
+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);
+        
+    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);
+        
+    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__