accessoryservices/accessoryserver/inc/Server/AccSrvASYProxyHandler.h
changeset 0 4e1aa6a622a0
child 52 d6b9e89d80a3
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/accessoryservices/accessoryserver/inc/Server/AccSrvASYProxyHandler.h	Tue Feb 02 00:53:00 2010 +0200
@@ -0,0 +1,165 @@
+/*
+* Copyright (c) 2002-2004 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:  ASY Proxy Handler
+*
+*/
+
+
+
+#ifndef CACCSRVASYPROXYHANDLER_H
+#define CACCSRVASYPROXYHANDLER_H
+
+// INCLUDE FILES
+#include "AccSrvHandlerBase.h"
+#include "AccSrvNotificationQueue.h"
+#include <AsyCmdTypes.h>
+
+// CONSTANTS
+
+// MACROS
+
+// DATA TYPES
+
+// FUNCTION PROTOTYPES
+
+// FORWARD DECLARATIONS
+class CAccSrvConnectionController;
+class CAccPolAccessoryPolicy;
+
+// CLASS DECLARATION
+
+/**
+*  ASY transaction related tasks are handled here.
+*
+*  @lib AccServer.lib
+*  @since S60 3.1
+*/
+NONSHARABLE_CLASS( CAccSrvASYProxyHandler )
+    {
+    public:  // Constructors and destructor
+
+        /**
+        * Two-phased constructor.
+        */
+        static CAccSrvASYProxyHandler* NewL( CAccSrvConnectionController* aConnectionController );
+
+        /**
+        * Destructor.
+        */
+        virtual ~CAccSrvASYProxyHandler();
+
+    public: // New functions
+
+        /**
+        * Starts command handling towards ASY.
+        * @since S60 3.1
+        * @param aCmdId      Defines the ASY command in question.
+        * @param aASYCommand Data for ASY command.
+        * @param aPtrBuf Pointer to CBufFlat buffer where CAccPolObjectCon object
+        *                is externalized to.
+        * @return Transaction ID assigned to this operation.
+        */
+        TInt HandleASYCommsL( TProcessCmdId aCmdId,
+                              TASYCommandParamRecord& aASYCommand,
+                              TPtr8* aPtrBuf=NULL );
+
+        /**
+        * Removes data related to transaction towards ASY.
+        * Called when response to ASY request is received.
+        *
+        * @since S60 3.1
+        * @param aTransactionID Transaction in question.
+        * @return void
+        * @see StoreTransactionID()
+        */
+        void RemoveTransactionID( TInt aTransactionID );
+
+    public: // Functions from base classes
+
+    protected:  // New functions
+
+    protected:  // Functions from base classes
+
+    private:
+
+        /**
+        * Constructor with notify handling.
+        */
+        CAccSrvASYProxyHandler( CAccSrvConnectionController* aConnectionController );
+
+        /**
+        * By default Symbian 2nd phase constructor is private.
+        */
+        void ConstructL();
+
+        struct TAccSrvTrIDMatchingRecord
+            {
+            TInt              iUniqueID;//Unique DBID of the Generic ID
+            TAccPolNameRecord iNameRecord;
+            TInt64            iCommand;
+            TInt              iTransactionID;
+            };
+
+        /**
+        * Stores data related to transaction towards ASY.
+        * Used internally to filter ASY commands.
+        *
+        * @since S60 3.1
+        * @param aCmdId      Defines the ASY command in question.
+        * @param aASYCommand Data for ASY command.
+        * @param aPtrBuf Pointer to CBufFlat buffer where CAccPolObjectCon object
+        *                is externalized to.
+        * @return Transaction ID assigned to this operation.
+        * @see RemoveTransactionID
+        */
+        TInt StoreTransactionID( TProcessCmdId aCmdId,
+                                 TASYCommandParamRecord& aASYCommand,
+                                 TPtr8* aPtrBuf );
+
+        /**
+        * Generate a new unique transaction id for ASY transaction handling.
+        *
+        * @since S60 3.1
+        * @return New transaction id.
+        */
+        TInt GenerateNewTransactionID();
+
+
+    public:     // Data
+
+    protected:  // Data
+
+    private: //Data
+
+        //Handle to Connection Controller
+        CAccSrvConnectionController* iConnectionController; //not owned
+
+        //Ongoing transactions towards ASY are stored here to be able
+        //to use existing Transaction ID for filtered ASY commands
+        RArray<TAccSrvTrIDMatchingRecord> iOngoingTransactions;
+
+        //Transaction id for ASY communication
+        TInt iTransactionId;
+
+    public:     // Friend classes
+
+    protected:  // Friend classes
+
+    private:    // Friend classes
+
+    };
+
+#endif      // CACCSRVASYPROXYHANDLER_H
+
+// End of File