--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/uiacceltk/hitchcock/CommonInc/alfdecoderserverclient.h	Tue Feb 02 07:56:43 2010 +0200
@@ -0,0 +1,106 @@
+/*
+* Copyright (c) 2007 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:   Interface for granting a permission and for using files from 
+*                apps' private cage. No capabilities required 
+*
+*/
+
+
+
+#ifndef __ALFBRIDGERCLIENT_H__
+#define __ALFBRIDGERCLIENT_H__
+
+#include <e32std.h>
+#include <e32def.h>
+#include <e32base.h>
+
+NONSHARABLE_CLASS(AlfServerStarter)
+	{
+	public:
+	static IMPORT_C void StartL(TRequestStatus& aStatus, TBool aCreateProcess = ETrue);
+	};
+
+
+/**
+* internal client for decoder server
+*/    
+NONSHARABLE_CLASS(RAlfBridgerClient): public RSessionBase
+    {
+public:
+    /**
+	* Connects to server. Assumes that server is up and running
+	*/
+    IMPORT_C TInt Connect();
+    
+    IMPORT_C TInt SendSynch(TInt aOp, const TDesC8& aBuffer);
+    
+    IMPORT_C TInt SendSynch(TInt aOp, const TIpcArgs& aIPCArgs );
+
+    IMPORT_C void SendAsynchronous(TInt aOp, const TIpcArgs& aIPCArgs,TRequestStatus& aStatus );
+
+    IMPORT_C TInt SendBlind(TInt aOp, const TIpcArgs& aIPCArgs );
+private:
+    TInt iSpare1;
+    TInt iSpare2;
+    };
+
+
+NONSHARABLE_CLASS(RAlfTfxClient): public RAlfBridgerClient
+    {
+public:
+    /**
+	* Connects to server. Assumes that server is up and running
+	*/
+    IMPORT_C TInt Open();
+
+    /**
+    * Loads effects plugin with given implementation uid. 
+    * If the plugin was already loaded, returns KErrAlreadyExists, otherwise system wide error codes.	
+    */
+    IMPORT_C TInt LoadTfxPlugin(const TUid& aPluginUid);
+
+    /**
+    * Unloads effects plugin with given implementation uid. If the plugin had created some additional 
+    * windows to scene, those will be closed
+    */
+    IMPORT_C void UnloadTfxPlugin(const TUid& aPluginUid);
+    
+    /**
+    * Sends message for a plugin, synhcronous method
+    */
+    IMPORT_C TInt SendSynchronousData(const TUid& aPluginUid, const TDesC8& aInBuf, TDes8& aOutBuf);
+ 
+    /**
+    * Sends message for a plugin, asynhcronous method. Calling implementation must ensure that buffers exist 
+    * when command is being executed and completed in server.
+    */   
+    IMPORT_C void SendAsynchronousData(const TUid& aPluginUid, const TDesC8& aInBuf, TDes8& aOutBuf, TRequestStatus& aStatus);
+ 
+    /**
+    * Cancels asynchronous command, if the default values are used, all commands specific for this client will be cancelled
+    * Message ids are implementation specific.
+    */   
+    IMPORT_C void CancelAsynchronousData(const TUid& aPluginUid = KNullUid, TInt aCommandId = 0);
+
+    /**
+     * Trigger effects plugins to prepare next frame. Only FW should use this method
+     */
+    IMPORT_C void PrepareFrame(TUint aEstimatedFrameInterval);
+
+private:
+    TInt iSpare1;
+    TInt iSpare2;
+    };
+    
+#endif
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