accessoryservices/accessoryserver/src/Server/AccSrvSubAudioControl.cpp
changeset 0 4e1aa6a622a0
child 52 d6b9e89d80a3
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/accessoryservices/accessoryserver/src/Server/AccSrvSubAudioControl.cpp	Tue Feb 02 00:53:00 2010 +0200
@@ -0,0 +1,601 @@
+/*
+* Copyright (c) 2002-2008 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:  Server-side sub-session of Accessory Audio Control
+*
+*/
+
+
+
+// INCLUDE FILES
+#include "AccSrvSubAudioControl.h"
+#include "acc_debug.h"
+
+// EXTERNAL DATA STRUCTURES
+
+// EXTERNAL FUNCTION PROTOTYPES
+
+// CONSTANTS
+
+// MACROS
+
+// LOCAL CONSTANTS AND MACROS
+
+// MODULE DATA STRUCTURES
+
+// LOCAL FUNCTION PROTOTYPES
+
+// FORWARD DECLARATIONS
+
+// ============================= LOCAL FUNCTIONS ===============================
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CAccSrvSubAudioControl::CAccSrvSubAudioControl
+// C++ default constructor can NOT contain any code, that
+// might leave.
+// -----------------------------------------------------------------------------
+//
+CAccSrvSubAudioControl::CAccSrvSubAudioControl(
+    CASYProxyAPI* aProxy,
+    CAccSrvConnectionController* aConnectionController,
+    CAccSrvServerModel* aServerModel,
+    TUint aCallerThreadID )
+    : CAccSrvSubControl ( aProxy, aConnectionController, aServerModel ),
+      iCallerThreadID( aCallerThreadID )
+    {
+    }
+// -----------------------------------------------------------------------------
+// CAccSrvSubAudioControl::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CAccSrvSubAudioControl::ConstructL()
+    {
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubAudioControl::ConstructL()" );
+
+    CAccSrvSubControl::ConstructL();
+
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubAudioControl::ConstructL() - return void" );
+    }
+
+// -----------------------------------------------------------------------------
+// CAccSrvSubAudioControl::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+
+CAccSrvSubAudioControl* CAccSrvSubAudioControl::NewL(
+    CASYProxyAPI* aProxy,
+    CAccSrvConnectionController* aConnectionController,
+    CAccSrvServerModel* aServerModel,
+    TUint aCallerThreadID )
+    {
+    if ( !aProxy )
+        {
+        User::Leave( KErrArgument );
+        }
+
+    CAccSrvSubAudioControl* self = new (ELeave) CAccSrvSubAudioControl( aProxy,
+                                                                        aConnectionController,
+                                                                        aServerModel,
+                                                                        aCallerThreadID );
+
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self );
+
+    return self;
+    }
+
+// Destructor
+CAccSrvSubAudioControl::~CAccSrvSubAudioControl()
+    {
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubAudioControl::~CAccSrvSubAudioControl()" );
+
+    RMessage2 dummy;
+
+    CAccSrvSubAudioControl::CancelAccessoryAudioLinkOpen( dummy );//For iAccessoryAudioLinkOpenMsg
+    CAccSrvSubAudioControl::CancelAccessoryAudioLinkClose( dummy );//For iAccessoryAudioLinkCloseMsg
+    CAccSrvSubAudioControl::CancelNotifyAccessoryAudioLinkOpened( dummy );//For iNotifyAccessoryAudioLinkOpenedMsg
+    CAccSrvSubAudioControl::CancelNotifyAccessoryAudioLinkClosed( dummy );//For iNotifyAccessoryAudioLinkClosedMsg
+    
+    if ( iServerModel )
+        {       
+        iServerModel->SetAudioLinkOpenCancelled( EFalse );
+        iServerModel->SetAudioLinkCloseCancelled( EFalse );
+        }
+
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubAudioControl::~CAccSrvSubAudioControl - return void" );
+    }
+
+// -----------------------------------------------------------------------------
+// CAccSrvSubAudioControl::NotifyAccessoryAudioLinkOpened
+// -----------------------------------------------------------------------------
+//
+void CAccSrvSubAudioControl::NotifyAccessoryAudioLinkOpened( const RMessage2& aMessage )
+    {
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubAudioControl::NotifyAccessoryAudioLinkOpened()" );
+
+    iConnectionController->NotificationQueue().RegisterControlMessage( EAccessoryAudioLinkOpened,
+                                                                       this );
+
+    iNotifyAccessoryAudioLinkOpenedMsg = aMessage;//Store RMessage2 for future completion
+
+    // If message is null, there is no pending request and no filtering needed
+    if ( !iAccessoryAudioLinkOpenMsg.IsNull() )
+        {
+        //NotifyAccessoryAudioLinkOpened() notification is filtered
+        //for AccessoryAudioLinkOpen() caller thread.
+        //In this case NotifyAccessoryAudioLinkOpened() notification
+        //is ordered after AccessoryAudioLinkOpen() is sent.
+        iConnectionController->ServerModel().SetMsgThreadIDFilter( iCallerThreadID,
+                                                                   EAccessoryAudioLinkOpened );
+        }
+
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubAudioControl::NotifyAccessoryAudioLinkOpened - return void" );
+    }
+
+// -----------------------------------------------------------------------------
+// CAccSrvSubAudioControl::NotifyAccessoryAudioLinkClosed
+// -----------------------------------------------------------------------------
+//
+void CAccSrvSubAudioControl::NotifyAccessoryAudioLinkClosed( const RMessage2& aMessage )
+    {
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubAudioControl::NotifyAccessoryAudioLinkClosed()" );
+
+    iConnectionController->NotificationQueue().RegisterControlMessage( EAccessoryAudioLinkClosed,
+                                                                       this );
+    iNotifyAccessoryAudioLinkClosedMsg = aMessage;//Store RMessage2 for future completion
+
+    // If message is null, there is no pending request and no filtering needed
+    if ( !iAccessoryAudioLinkCloseMsg.IsNull() )
+        {
+        //NotifyAccessoryAudioLinkClosed() notification is filtered
+        //for AccessoryAudioLinkClose() caller thread.
+        //In this case NotifyAccessoryAudioLinkClosed() notification
+        //is ordered after AccessoryAudioLinkClose() is sent.
+        iConnectionController->ServerModel().SetMsgThreadIDFilter( iCallerThreadID,
+                                                                   EAccessoryAudioLinkClosed );
+        }
+
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubAudioControl::NotifyAccessoryAudioLinkClosed - return void" );
+    }
+
+// -----------------------------------------------------------------------------
+// CAccSrvSubAudioControl::AccessoryAudioLinkOpenL
+// -----------------------------------------------------------------------------
+//
+void CAccSrvSubAudioControl::AccessoryAudioLinkOpenL( const RMessage2& aMessage )
+    {
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubAudioControl::AccessoryAudioLinkOpenL()" );
+
+    TAccPolGenericID     genericID;
+    TAccSrvGenericIDPckg genericIDPckg( genericID );
+    TAccAudioType        audioType( EAccMonoAudio ); // Initialization value
+    TAccSrvAudioTypePckg audioTypePckg( audioType );
+
+    aMessage.ReadL( KAccServParamPosFirst, genericIDPckg );
+    aMessage.ReadL( KAccServParamPosSecond, audioTypePckg );
+    
+    //Precondition
+    iServerModel->IsConnectedL( genericID );//Leaves with KErrArgument if the accessory is not connected
+
+    iServerModel->SetAudioType( audioType );//Notice, This works for single client (Server model can store only one value)
+
+    iConnectionController->NotificationQueue().RegisterControlMessage( EAccessoryAudioLinkOpen,
+                                                                       this );
+    
+    TInt bluetoothAudioLinkOpenReqs( iConnectionController->NotificationQueue().ControlMessagesWaiting( EBluetoothAudioLinkOpenReq ) );
+    if ( bluetoothAudioLinkOpenReqs > 0 )
+        {
+        //Send bluetooth audio link notification now.
+        iServerModel->SetBluetoothAudioLinkOpenReqPostponed( EFalse );
+        iConnectionController->NotificationQueue().CompleteControlMessageL( EBluetoothAudioLinkOpenReq,
+                                                                            KErrNone,
+                                                                            genericID.UniqueID() );
+        }
+    else
+        {
+        //There was not any bluetooth audio link notification waiting at the moment.
+        //Bluetooth audio link will be opened immediately when bluetooth audio link notification is set.
+        //See EAccSrvNotifyBluetoothAudioLinkOpenReq handling from the control.
+        iServerModel->SetBluetoothAudioLinkOpenReqPostponed( ETrue );
+        }
+    
+    iAccessoryAudioLinkOpenMsg = aMessage;//Store RMessage2 for future completion
+    
+    // If message is null, there is no pending request and no filtering needed
+    if ( !iNotifyAccessoryAudioLinkOpenedMsg.IsNull() )
+        {
+        //NotifyAccessoryAudioLinkOpened notification() is filtered
+        //for AccessoryAudioLinkOpen() caller thread
+        iConnectionController->ServerModel().SetMsgThreadIDFilter( iCallerThreadID,
+                                                                   EAccessoryAudioLinkOpened );
+        }
+
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubAudioControl::AccessoryAudioLinkOpenL - return void" );
+    }
+
+// -----------------------------------------------------------------------------
+// CAccSrvSubAudioControl::AccessoryAudioLinkCloseL
+// -----------------------------------------------------------------------------
+//
+void CAccSrvSubAudioControl::AccessoryAudioLinkCloseL( const RMessage2& aMessage )
+    {
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubBaseConnection::AccessoryAudioLinkCloseL()" );
+
+    TAccPolGenericID     genericID;
+    TAccSrvGenericIDPckg genericIDPckg( genericID );
+    TAccAudioType        audioType( EAccMonoAudio ); // Initialization value
+    TAccSrvAudioTypePckg audioTypePckg( audioType );
+
+    aMessage.ReadL( KAccServParamPosFirst, genericIDPckg );
+    aMessage.ReadL( KAccServParamPosSecond, audioTypePckg );
+
+    //Precondition
+    iServerModel->IsConnectedL( genericID );//Leaves with KErrArgument if the accessory is not connected
+
+    iServerModel->SetAudioType( audioType );//Notice, This works for single client (Server model can store only one value)
+
+    iConnectionController->NotificationQueue().RegisterControlMessage( 
+                                                    EAccessoryAudioLinkClose,
+                                                    this );
+
+    iConnectionController->NotificationQueue().CompleteControlMessageL( 
+                                                    EBluetoothAudioLinkCloseReq,
+                                                    KErrNone,
+                                                    genericID.UniqueID() );
+
+    iAccessoryAudioLinkCloseMsg = aMessage;//Store RMessage2 for future completion
+
+    // If message is null, there is no pending request and no filtering needed
+    if ( !iNotifyAccessoryAudioLinkClosedMsg.IsNull() )
+        {
+        //NotifyAccessoryAudioLinkClosed() notification is filtered
+        //for AccessoryAudioLinkClose() caller thread
+        iConnectionController->ServerModel().SetMsgThreadIDFilter( 
+                                                    iCallerThreadID,
+                                                    EAccessoryAudioLinkClosed );
+        }
+
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubBaseConnection::AccessoryAudioLinkCloseL - return void" );
+    }
+
+// -----------------------------------------------------------------------------
+// CAccSrvSubAudioControl::AudioRoutingStatusNotifyL
+// -----------------------------------------------------------------------------
+//
+void CAccSrvSubAudioControl::AudioRoutingStatusNotifyL( const RMessage2& aMessage )
+    {
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubAudioControl::AudioRoutingStatusNotifyL()" );
+
+    TAccPolGenericID genericID;
+    TPckgBuf<TBool> activeAudioPckgBuf;
+    TAccSrvGenericIDPckg genericIDPckg( genericID );
+
+    aMessage.ReadL( KAccServParamPosFirst, activeAudioPckgBuf );
+    aMessage.ReadL( KAccServParamPosSecond, genericIDPckg );
+
+    iConnectionController->HandleAccessoryModeChangedL( genericID.UniqueID(), 
+                                                        activeAudioPckgBuf() );
+
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubAudioControl::AudioRoutingStatusNotifyL - return void" );
+    }
+
+// -----------------------------------------------------------------------------
+// CAccSrvSubAudioControl::CancelAccessoryAudioLinkOpen
+// -----------------------------------------------------------------------------
+//
+void CAccSrvSubAudioControl::CancelAccessoryAudioLinkOpen( 
+    const RMessage2& /*aMessage*/ )
+    {
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubAudioControl::CancelAccessoryAudioLinkOpen()" );
+
+    // If message is null, there is nothing to cancel
+    if ( !iAccessoryAudioLinkOpenMsg.IsNull() )
+        {
+        iConnectionController->NotificationQueue().CancelControlMessage( 
+                                                    EAccessoryAudioLinkOpen,
+                                                    this );
+
+        //AccessoryAudioLinkOpen() request is cancelled
+        //-> NO filtering needed for NotifyAccessoryAudioLinkOpened()
+        iConnectionController->ServerModel().FindAndDeleteMsgThreadIDFilter( 
+                                                    iCallerThreadID, 
+                                                    EAccessoryAudioLinkOpened );
+
+        Write( iAccessoryAudioLinkOpenMsg, KAccSrvAccessoryAudioLinkOpenBit );
+        iAccessoryAudioLinkOpenMsg.Complete( KErrCancel );
+        iServerModel->SetAudioLinkOpenCancelled( ETrue );
+        }
+
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubAudioControl::CancelAccessoryAudioLinkOpen - return void" );
+    }
+
+// -----------------------------------------------------------------------------
+// CAccSrvSubAudioControl::CancelAccessoryAudioLinkClose
+// -----------------------------------------------------------------------------
+//
+void CAccSrvSubAudioControl::CancelAccessoryAudioLinkClose(
+    const RMessage2& /*aMessage*/ )
+    {
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubAudioControl::CancelAccessoryAudioLinkClose()" );
+
+    // If message is null, there is nothing to cancel
+    if ( !iAccessoryAudioLinkCloseMsg.IsNull() )
+        {
+        iConnectionController->NotificationQueue().CancelControlMessage( EAccessoryAudioLinkClose,
+                                                                         this );
+
+        //AccessoryAudioLinkClose() request is cancelled
+        //-> NO filtering needed for NotifyAccessoryAudioLinkClosed()
+        iConnectionController->ServerModel().FindAndDeleteMsgThreadIDFilter(
+            iCallerThreadID, EAccessoryAudioLinkClosed );
+
+        Write( iAccessoryAudioLinkCloseMsg, KAccSrvAccessoryAudioLinkCloseBit );
+        iAccessoryAudioLinkCloseMsg.Complete( KErrCancel );
+        iServerModel->SetAudioLinkCloseCancelled( ETrue );
+        }
+
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubAudioControl::CancelAccessoryAudioLinkClose - return void" );
+    }
+
+// -----------------------------------------------------------------------------
+// CAccSrvSubAudioControl::CancelNotifyAccessoryAudioLinkOpened
+// -----------------------------------------------------------------------------
+//
+void CAccSrvSubAudioControl::CancelNotifyAccessoryAudioLinkOpened(
+    const RMessage2& /*aMessage*/ )
+    {
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubAudioControl::CancelNotifyAccessoryAudioLinkOpened()" );
+
+    // If message is null, there is nothing to cancel
+    if( !iNotifyAccessoryAudioLinkOpenedMsg.IsNull() )
+        {
+        iConnectionController->NotificationQueue().CancelControlMessage( 
+            EAccessoryAudioLinkOpened, this );
+
+        //NotifyAccessoryAudioLinkOpened() notification order is cancelled
+        //-> NO filtering needed for that message
+        iConnectionController->ServerModel().FindAndDeleteMsgThreadIDFilter( 
+            iCallerThreadID, EAccessoryAudioLinkOpened );
+
+        Write( iNotifyAccessoryAudioLinkOpenedMsg, KAccSrvNotifyAccessoryAudioLinkOpenedBit );
+        iNotifyAccessoryAudioLinkOpenedMsg.Complete( KErrCancel );
+        }
+
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubAudioControl::CancelNotifyAccessoryAudioLinkOpened - return void" );
+    }
+
+// -----------------------------------------------------------------------------
+// CAccSrvSubAudioControl::CancelNotifyAccessoryAudioLinkClosed
+// -----------------------------------------------------------------------------
+//
+void CAccSrvSubAudioControl::CancelNotifyAccessoryAudioLinkClosed( 
+    const RMessage2& /*aMessage*/ )
+    {
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubAudioControl::CancelNotifyAccessoryAudioLinkClosed()" );
+
+    // If message is null, there is nothing to cancel
+    if( !iNotifyAccessoryAudioLinkClosedMsg.IsNull() )
+        {
+        iConnectionController->NotificationQueue().CancelControlMessage( 
+            EAccessoryAudioLinkClosed, this );
+
+        //NotifyAccessoryAudioLinkClosed() notification order is cancelled
+        //-> NO filtering needed for that message
+        iConnectionController->ServerModel().FindAndDeleteMsgThreadIDFilter(
+            iCallerThreadID, EAccessoryAudioLinkClosed );
+    
+        Write( iNotifyAccessoryAudioLinkClosedMsg, KAccSrvNotifyAccessoryAudioLinkClosedBit );
+        iNotifyAccessoryAudioLinkClosedMsg.Complete( KErrCancel );
+        }
+
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubAudioControl::CancelNotifyAccessoryAudioLinkClosed - return void" );
+    }
+
+// -----------------------------------------------------------------------------
+// CAccSrvSubAudioControl::DispatchMessageL
+// Handles client request. If request is not handled here, it is passed to 
+// parent class for handling
+// -----------------------------------------------------------------------------
+//
+void CAccSrvSubAudioControl::DispatchMessageL( const RMessage2& aMessage )
+    {
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubAudioControl::DispatchMessageL()" );
+
+    TInt function = aMessage.Function();
+
+    switch ( function )
+        {
+        case EAccSrvNotifyAccessoryAudioLinkOpened:
+            {
+            NotifyAccessoryAudioLinkOpened( aMessage );
+            break;
+            }
+        case EAccSrvNotifyAccessoryAudioLinkClosed:
+            {
+            NotifyAccessoryAudioLinkClosed( aMessage );
+            break;
+            }
+        case EAccSrvAccessoryAudioLinkOpen:
+            {
+            AccessoryAudioLinkOpenL( aMessage );
+            break;
+            }
+        case EAccSrvAccessoryAudioLinkClose:
+            {
+            AccessoryAudioLinkCloseL( aMessage );
+            break;
+            }
+        case EAccSrvAudioRoutingStatusNotify:
+            {
+            AudioRoutingStatusNotifyL( aMessage );
+            break;
+            }
+        case EAccSrvCancelAccessoryAudioLinkOpen:
+            {
+            CancelAccessoryAudioLinkOpen( aMessage );
+            break;
+            }
+        case EAccSrvCancelAccessoryAudioLinkClose:
+            {
+            CancelAccessoryAudioLinkClose( aMessage );
+            break;
+            }
+        case EAccSrvCancelNotifyAccessoryAudioLinkOpened:
+            {
+            CancelNotifyAccessoryAudioLinkOpened( aMessage );
+            break;
+            }
+        case EAccSrvCancelNotifyAccessoryAudioLinkClosed:
+            {
+            CancelNotifyAccessoryAudioLinkClosed( aMessage );
+            break;
+            }
+        default:
+            {
+            // Not handled here, pass to base class
+            CAccSrvSubControl::DispatchMessageL( aMessage );
+            break;
+            }
+        } // switch( function )
+
+    COM_TRACE_( "[AccFW:AccServer] CAccSrvSubAudioControl::DispatchMessageL - return void" );
+    }
+
+// -----------------------------------------------------------------------------
+// CAccSrvSubAudioControl::CompleteMessageL
+// -----------------------------------------------------------------------------
+//
+TBool CAccSrvSubAudioControl::CompleteMessageL( TMsgID aMsgID,
+                                                TInt aErrorCode,
+                                                TInt aUniqueID )
+    {
+    COM_TRACE_3( "[AccFW:AccServer] CAccSrvSubAudioControl::CompleteMessageL(MsgID=%d Err=%d UniqueID=%d)", aMsgID, aErrorCode, aUniqueID );
+
+    TBool messageConsumption( EFalse );// Return value tells should this subsession be removed from the queue
+
+    switch ( aMsgID )
+        {
+        case EAccessoryAudioLinkOpen:
+            {
+            if( KErrNone != aErrorCode )
+                {
+                //Release NotifyAccessoryAudioLinkOpened() filtering in error case.
+                //BluetoothAudioLinkOpenedNotify() message is never sent in error case
+                iConnectionController->ServerModel().FindAndDeleteMsgThreadIDFilter(
+                                                                    iCallerThreadID,
+                                                                    EAccessoryAudioLinkOpened );
+                }  
+            //Complete outstanding AccessoryAudioLinkOpen request
+            Write( iAccessoryAudioLinkOpenMsg, KAccSrvAccessoryAudioLinkOpenBit );
+            iAccessoryAudioLinkOpenMsg.Complete( aErrorCode );
+            messageConsumption = ETrue;
+            }
+            break;
+
+        case EAccessoryAudioLinkClose:
+            {
+            if( KErrNone != aErrorCode )
+                {
+                //Release NotifyAccessoryAudioLinkClosed() filtering in error case.
+                //BluetoothAudioLinkClosedNotify() message is never sent in error case
+                iConnectionController->ServerModel().FindAndDeleteMsgThreadIDFilter(
+                                                                    iCallerThreadID,
+                                                                    EAccessoryAudioLinkClosed );
+                }                
+            //Complete outstanding AccessoryAudioLinkClose request
+            Write( iAccessoryAudioLinkCloseMsg, KAccSrvAccessoryAudioLinkCloseBit );
+            iAccessoryAudioLinkCloseMsg.Complete( aErrorCode );
+            messageConsumption = ETrue;
+            }
+            break;
+
+        case EAccessoryAudioLinkOpened:
+            {
+            // Nothing is done here if filter is set, i.e. NotifyAccessoryAudioLinkOpened()
+            // notification was ordered from the same thread that AccessoryAudioLinkOpen() was called
+            if ( !iConnectionController->ServerModel().FindAndDeleteMsgThreadIDFilter( 
+                                                                    iCallerThreadID, 
+                                                                    EAccessoryAudioLinkOpened ) )
+                {
+                //Complete outstanding NotifyAccessoryAudioLinkOpened request
+                //Notice, This works for single client (Server model can store only one value)
+                TAccAudioType    audioType( iConnectionController->ServerModel().AudioType() );
+                TAccPolGenericID genericID;
+                iConnectionController->ServerModel().FindWithUniqueIDL( aUniqueID, genericID );
+                TAccSrvGenericIDPckg genericIDPckg( genericID );
+                TAccSrvAudioTypePckg audioTypePckg( audioType );
+                
+                COM_TRACE_1( "[AccFW:AccServer] CAccSrvSubAudioControl::CompleteMessageL - Opened AudioType=%d)", audioType );
+
+                iNotifyAccessoryAudioLinkOpenedMsg.WriteL( KAccServParamPosFirst, genericIDPckg );
+                iNotifyAccessoryAudioLinkOpenedMsg.WriteL( KAccServParamPosSecond, audioTypePckg );
+                Write( iNotifyAccessoryAudioLinkOpenedMsg, 
+                       KAccSrvNotifyAccessoryAudioLinkOpenedBit );
+
+                iNotifyAccessoryAudioLinkOpenedMsg.Complete( aErrorCode );
+                messageConsumption = ETrue;
+                }
+            }
+            break;
+
+        case EAccessoryAudioLinkClosed:
+            {
+            // Nothing is done here if filter is set, i.e. NotifyAccessoryAudioLinkClosed() 
+            // notification was ordered from the same thread that AccessoryAudioLinkClose() was called
+            if ( !iConnectionController->ServerModel().FindAndDeleteMsgThreadIDFilter(
+                                                                    iCallerThreadID,
+                                                                    EAccessoryAudioLinkClosed ) )
+                {
+                //Complete outstanding NotifyAccessoryAudioLinkClosed request
+                //Notice, This works for single client (Server model can store only one value)
+                TAccAudioType    audioType( iConnectionController->ServerModel().AudioType() );
+                TAccPolGenericID genericID;
+                iConnectionController->ServerModel().FindWithUniqueIDL( aUniqueID, genericID );
+                TAccSrvGenericIDPckg genericIDPckg( genericID );
+                TAccSrvAudioTypePckg audioTypePckg( audioType );
+
+                COM_TRACE_1( "[AccFW:AccServer] CAccSrvSubAudioControl::CompleteMessageL - Closed AudioType=%d)", audioType );
+
+                iNotifyAccessoryAudioLinkClosedMsg.WriteL( KAccServParamPosFirst, genericIDPckg );
+                iNotifyAccessoryAudioLinkClosedMsg.WriteL( KAccServParamPosSecond, audioTypePckg );
+                Write( iNotifyAccessoryAudioLinkClosedMsg, 
+                       KAccSrvNotifyAccessoryAudioLinkClosedBit );
+
+                iNotifyAccessoryAudioLinkClosedMsg.Complete( aErrorCode );
+                messageConsumption = ETrue;
+                }
+            }
+            break;
+
+        default:
+            {
+            //Pass handling to parent class
+            messageConsumption = CAccSrvSubControl::CompleteMessageL( aMsgID,
+                                                                      aErrorCode,
+                                                                      aUniqueID );
+            }
+        }
+
+    COM_TRACE_1( "[AccFW:AccServer] CAccSrvSubAudioControl::CompleteMessageL - return 0x%x", messageConsumption );
+
+    return messageConsumption;
+    }
+
+// ========================== OTHER EXPORTED FUNCTIONS =========================
+
+//  End of File