diff -r 510c70acdbf6 -r 8ccc39f9d787 adaptationlayer/systemstatemanageradaptation/iscservice/inc/sa_common_isc_service.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/adaptationlayer/systemstatemanageradaptation/iscservice/inc/sa_common_isc_service.h	Thu Jan 14 10:44:58 2010 +0200
@@ -0,0 +1,153 @@
+/*
+* ==============================================================================
+*  Name:           sa_common_isc_service.h
+*  Part of:        System adaptation
+*  Description:    Declaration of CSACommonIscService class
+*  %version:       1 %
+*  %date_modified: Tue Dec 29 15:59:16 2009 %
+*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "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: 
+* Declaration of CSACommonIscService class
+*
+*/
+
+
+#ifndef SA_COMMON_ISC_SERVICE_H
+#define SA_COMMON_ISC_SERVICE_H
+
+//  INCLUDES
+#include <e32base.h>
+#include <iscapi.h>
+
+// CONSTANTS
+
+// MACROS
+
+// DATA TYPES
+
+// FUNCTION PROTOTYPES
+
+// FORWARD DECLARATIONS
+class CSACommonIscServiceChannelListener;
+class MSAIscService;
+
+// CLASS DECLARATION
+
+/**
+*  CSACommonIscService
+*  This class declarates System Adaptation plug-in module, which provides
+*  ISC interface for other System Adaptation plug-in modules.
+*
+*/
+class CSACommonIscService : public CActive
+    {
+    public:  // Constructors and destructor
+        
+        /**
+        * Two-phased constructor.
+        */
+        static CSACommonIscService* NewL( MSAIscService& aAdaptation,
+            const TUint16 aChannelNumber,
+            TDes8* aEvents,
+            const TUint16 aClientISIMessageSize );
+
+        /**
+        * Destructor.
+        */
+        virtual ~CSACommonIscService();
+
+    public: // Functions from base classes
+
+        /**
+        * This function is used to send messages via ISC channel
+        * @param aMessage              Reference to message
+        * @return                      none
+        */
+        void SendMessageL( TDesC8& aMessage );
+
+    private:
+
+        /**
+        * C++ default constructor.
+        */
+        CSACommonIscService( MSAIscService& aAdaptation,
+            const TUint16 aChannelNumber,
+            const TUint16 aClientISIMessageSize );
+
+        /**
+        * By default Symbian 2nd phase constructor is private.
+        */
+        void ConstructL( TDes8* aEvents );
+
+        /**
+        * From CActive
+        * This function receives messages from ISC API
+        * @return                      none
+        */
+        void RunL();
+
+        /**
+        * From CActive
+        * This function is called by Kernel when an outstading request is
+        * canceled with Cancel() function
+        * @return                      none
+        */
+        void DoCancel();
+
+        /**
+        * This function is used to subscribe reception of events via ISC API
+        * @param aEvents               Pointer to list of subscribed events
+        * @return                      none
+        */
+        void SubscribeEventsL( TDes8 *aEvents );
+
+        /**
+        * This function starts receiving messages via ISC channel
+        * @param aMessageLength        Length of message buffer required for
+        *                              received message
+        * @return                      none
+        */
+        void ReceiveMessageL( TUint16 aMessageLength );
+
+    private:    // Data
+
+        // Reference to Adaptation
+        MSAIscService& iAdaptation;
+
+        // ISC API interface object
+        RIscApi iIscApi;
+
+        // Pointer to ISC Channel lister object
+        CSACommonIscServiceChannelListener* iSACommonIscServiceChannelListener;
+
+        // Used ISC channel
+        TUint16 iChannelNumber;
+
+        // Min size of ISI message
+        TUint16 iClientISIMessageSize;
+
+        // Message data length of pending message 
+        TUint16 iMessageLength;
+
+        // Pointer to buffer descritor where a message data is received from ISC API
+        HBufC8* iBuffer;
+
+        // Modifiable pointer to message data buffer
+        TPtr8 iBufferPtr;
+    };
+
+#endif      // SA_COMMON_ISC_SERVICE_H
+
+// End of File