sl@0: /*
sl@0: * Copyright (c) 2002-2004 Nokia Corporation and/or its subsidiary(-ies). 
sl@0: * All rights reserved.
sl@0: * This component and the accompanying materials are made available
sl@0: * under the terms of "Eclipse Public License v1.0"
sl@0: * which accompanies this distribution, and is available
sl@0: * at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: *
sl@0: * Initial Contributors:
sl@0: * Nokia Corporation - initial contribution.
sl@0: *
sl@0: * Contributors:
sl@0: *
sl@0: * Description:   Message handler for G711 encoder interface
sl@0: *
sl@0: */
sl@0: 
sl@0: 
sl@0: 
sl@0: // INCLUDE FILES
sl@0: #include    "G711EncoderIntfcMsgHdlr.h"
sl@0: #include    "G711EncoderIntfcMsgs.h"
sl@0: #include    <G711EncoderIntfc.h>
sl@0: 
sl@0: // EXTERNAL DATA STRUCTURES
sl@0: 
sl@0: // EXTERNAL FUNCTION PROTOTYPES  
sl@0: 
sl@0: // CONSTANTS
sl@0: 
sl@0: // MACROS
sl@0: 
sl@0: // LOCAL CONSTANTS AND MACROS
sl@0: 
sl@0: // MODULE DATA STRUCTURES
sl@0: 
sl@0: // LOCAL FUNCTION PROTOTYPES
sl@0: 
sl@0: // FORWARD DECLARATIONS
sl@0: 
sl@0: // ============================= LOCAL FUNCTIONS ===============================
sl@0: 
sl@0: // ============================ MEMBER FUNCTIONS ===============================
sl@0: 
sl@0: // -----------------------------------------------------------------------------
sl@0: // CG711EncoderIntfcMsgHdlr::CG711EncoderIntfcMsgHdlr
sl@0: // C++ default constructor can NOT contain any code, that
sl@0: // might leave.
sl@0: // -----------------------------------------------------------------------------
sl@0: //
sl@0: CG711EncoderIntfcMsgHdlr::CG711EncoderIntfcMsgHdlr(
sl@0:                              CG711EncoderIntfc* aG711EncoderIntfcCI) :
sl@0: 	CMMFObject(KUidG711EncoderIntfc)
sl@0:     {
sl@0:     iG711EncoderIntfcCI = aG711EncoderIntfcCI;
sl@0:     }
sl@0: 
sl@0: // -----------------------------------------------------------------------------
sl@0: // CG711EncoderIntfcMsgHdlr::ConstructL
sl@0: // Symbian 2nd phase constructor can leave.
sl@0: // -----------------------------------------------------------------------------
sl@0: //
sl@0: void CG711EncoderIntfcMsgHdlr::ConstructL()
sl@0:     {
sl@0:     }
sl@0: 
sl@0: // -----------------------------------------------------------------------------
sl@0: // CG711EncoderIntfcMsgHdlr::NewL
sl@0: // Two-phased constructor.
sl@0: // -----------------------------------------------------------------------------
sl@0: //
sl@0: EXPORT_C CG711EncoderIntfcMsgHdlr* CG711EncoderIntfcMsgHdlr::NewL(
sl@0:                                                 TAny*  aG711EncoderIntfcCI)
sl@0:     {
sl@0:     CG711EncoderIntfc* errorConcealmentIntfcCI = 
sl@0:                               (CG711EncoderIntfc*)aG711EncoderIntfcCI;
sl@0:     CG711EncoderIntfcMsgHdlr* self = 
sl@0:             new (ELeave) CG711EncoderIntfcMsgHdlr(errorConcealmentIntfcCI);
sl@0:     CleanupStack::PushL( self );
sl@0:     self->ConstructL();
sl@0:     CleanupStack::Pop( self );
sl@0: 
sl@0:     return self;
sl@0:     }
sl@0: 
sl@0: // Destructor
sl@0: EXPORT_C CG711EncoderIntfcMsgHdlr::~CG711EncoderIntfcMsgHdlr()
sl@0: 	{
sl@0: 	delete iG711EncoderIntfcCI;
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------
sl@0: // CG711EncoderIntfcMsgHdlr::HandleRequest
sl@0: // Handles the messages from the proxy.
sl@0: // Calls a subfunction which determines which custom interface to call.
sl@0: // A subfunction is used to contain multiple leaving functions for a single
sl@0: // trap.
sl@0: // (other items were commented in a header).
sl@0: // ---------------------------------------------------------
sl@0: //
sl@0: EXPORT_C void CG711EncoderIntfcMsgHdlr::HandleRequest(
sl@0:                                                        TMMFMessage& aMessage)
sl@0: 	{
sl@0: 	ASSERT(aMessage.Destination().InterfaceId() == KUidG711EncoderIntfc);
sl@0: 	TRAPD(error,DoHandleRequestL(aMessage));
sl@0: 	if(error)
sl@0: 		{
sl@0: 		aMessage.Complete(error);
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------
sl@0: // CG711EncoderIntfcMsgHdlr::DoHandleRequestL
sl@0: // Determines which custom interface to call.
sl@0: // (other items were commented in a header).
sl@0: // ---------------------------------------------------------
sl@0: //
sl@0: void CG711EncoderIntfcMsgHdlr::DoHandleRequestL(TMMFMessage& aMessage)
sl@0: 	{
sl@0: 	switch(aMessage.Function())
sl@0: 		{
sl@0: 		case EG711eimSetEncoderMode:
sl@0: 			{
sl@0:     		DoSetEncoderModeL(aMessage);
sl@0: 			break;
sl@0: 			}
sl@0: 		case EG711eimSetVadMode:
sl@0: 			{
sl@0: 			DoSetVadModeL(aMessage);
sl@0: 			break;
sl@0: 			}
sl@0: 		case EG711eimGetVadMode:
sl@0: 			{
sl@0: 			DoGetVadModeL(aMessage);
sl@0: 			break;
sl@0: 			}
sl@0: 		default:
sl@0: 			{
sl@0: 			aMessage.Complete(KErrNotSupported);
sl@0: 			}
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------
sl@0: // CG711EncoderIntfcMsgHdlr::DoSetEncoderModeL
sl@0: // Handles the message from the proxy and calls the custom interface method.
sl@0: // The data passed from the proxy is read from the message and passed to
sl@0: // the custom interface.
sl@0: // (other items were commented in a header).
sl@0: // ---------------------------------------------------------
sl@0: //
sl@0: void CG711EncoderIntfcMsgHdlr::DoSetEncoderModeL(TMMFMessage& aMessage)
sl@0:     {
sl@0: 	TPckgBuf<CG711EncoderIntfc::TEncodeMode> pckgBuf;
sl@0: 	aMessage.ReadData1FromClientL(pckgBuf);
sl@0: 	TInt status = iG711EncoderIntfcCI->SetEncoderMode(pckgBuf());
sl@0:     aMessage.Complete(status);
sl@0:     }
sl@0:     
sl@0: // ---------------------------------------------------------
sl@0: // CG711EncoderIntfcMsgHdlr::DoSetVadModeL
sl@0: // Handles the message from the proxy and calls the custom interface method.
sl@0: // The data passed from the proxy is read from the message and passed to
sl@0: // the custom interface.
sl@0: // (other items were commented in a header).
sl@0: // ---------------------------------------------------------
sl@0: //
sl@0: void CG711EncoderIntfcMsgHdlr::DoSetVadModeL(TMMFMessage& aMessage)
sl@0: 	{
sl@0: 	TPckgBuf<TBool> pckgBuf;
sl@0: 	aMessage.ReadData1FromClientL(pckgBuf);
sl@0: 	TInt status = iG711EncoderIntfcCI->SetVadMode(pckgBuf());
sl@0:     aMessage.Complete(status);
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------
sl@0: // CG711EncoderIntfcMsgHdlr::DoGetVadModeL
sl@0: // Handles the message from the proxy and calls the custom interface.
sl@0: // The custom interface returns the data requested and this function
sl@0: // writes it back to the proxy.
sl@0: // (other items were commented in a header).
sl@0: // ---------------------------------------------------------
sl@0: //
sl@0: void CG711EncoderIntfcMsgHdlr::DoGetVadModeL(TMMFMessage& aMessage)
sl@0: 	{
sl@0: 	TBool vadMode;
sl@0: 	TInt status = iG711EncoderIntfcCI->GetVadMode(vadMode);
sl@0: 	if (status == KErrNone)
sl@0:     	{
sl@0:     	TPckgBuf<TBool> pckgBuf;
sl@0: 	    pckgBuf() = vadMode;
sl@0:     	aMessage.WriteDataToClientL(pckgBuf);
sl@0:     	}
sl@0:     aMessage.Complete(status);
sl@0: 	}
sl@0: 
sl@0:     
sl@0: 
sl@0: 
sl@0: // End of File