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 decoder interface
sl@0: *
sl@0: */
sl@0: 
sl@0: 
sl@0: 
sl@0: // INCLUDE FILES
sl@0: #include    "G711DecoderIntfcMsgHdlr.h"
sl@0: #include    "G711DecoderIntfcMsgs.h"
sl@0: #include    <G711DecoderIntfc.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: // CG711DecoderIntfcMsgHdlr::CG711DecoderIntfcMsgHdlr
sl@0: // C++ default constructor can NOT contain any code, that
sl@0: // might leave.
sl@0: // -----------------------------------------------------------------------------
sl@0: //
sl@0: CG711DecoderIntfcMsgHdlr::CG711DecoderIntfcMsgHdlr(
sl@0:                              CG711DecoderIntfc* aG711DecoderIntfcCI) :
sl@0: 	CMMFObject(KUidG711DecoderIntfc)
sl@0:     {
sl@0:     iG711DecoderIntfcCI = aG711DecoderIntfcCI;
sl@0:     }
sl@0: 
sl@0: // -----------------------------------------------------------------------------
sl@0: // CG711DecoderIntfcMsgHdlr::ConstructL
sl@0: // Symbian 2nd phase constructor can leave.
sl@0: // -----------------------------------------------------------------------------
sl@0: //
sl@0: void CG711DecoderIntfcMsgHdlr::ConstructL()
sl@0:     {
sl@0:     }
sl@0: 
sl@0: // -----------------------------------------------------------------------------
sl@0: // CG711DecoderIntfcMsgHdlr::NewL
sl@0: // Two-phased constructor.
sl@0: // -----------------------------------------------------------------------------
sl@0: //
sl@0: EXPORT_C CG711DecoderIntfcMsgHdlr* CG711DecoderIntfcMsgHdlr::NewL(
sl@0:                                                 TAny*  aG711DecoderIntfcCI)
sl@0:     {
sl@0:     CG711DecoderIntfc* errorConcealmentIntfcCI = 
sl@0:                               (CG711DecoderIntfc*)aG711DecoderIntfcCI;
sl@0:     CG711DecoderIntfcMsgHdlr* self = 
sl@0:             new (ELeave) CG711DecoderIntfcMsgHdlr(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 CG711DecoderIntfcMsgHdlr::~CG711DecoderIntfcMsgHdlr()
sl@0: 	{
sl@0: 	delete iG711DecoderIntfcCI;
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------
sl@0: // CG711DecoderIntfcMsgHdlr::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 CG711DecoderIntfcMsgHdlr::HandleRequest(
sl@0:                                                        TMMFMessage& aMessage)
sl@0: 	{
sl@0: 	ASSERT(aMessage.Destination().InterfaceId() == KUidG711DecoderIntfc);
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: // CG711DecoderIntfcMsgHdlr::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 CG711DecoderIntfcMsgHdlr::DoHandleRequestL(TMMFMessage& aMessage)
sl@0: 	{
sl@0: 	switch(aMessage.Function())
sl@0: 		{
sl@0: 		case EG711dimSetDecoderMode:
sl@0: 			{
sl@0:     		DoSetDecoderModeL(aMessage);
sl@0: 			break;
sl@0: 			}
sl@0: 		case EG711dimSetCng:
sl@0: 			{
sl@0:     		DoSetCngL(aMessage);
sl@0: 			break;
sl@0: 			}
sl@0: 		case EG711dimGetCng:
sl@0: 			{
sl@0:     		DoGetCngL(aMessage);
sl@0: 			break;
sl@0: 			}
sl@0: 		case EG711dimSetPlc:
sl@0: 			{
sl@0:     		DoSetPlcL(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: // CG711DecoderIntfcMsgHdlr::DoSetDecoderModeL
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 CG711DecoderIntfcMsgHdlr::DoSetDecoderModeL(TMMFMessage& aMessage)
sl@0:     {
sl@0: 	TPckgBuf<CG711DecoderIntfc::TDecodeMode> pckgBuf;
sl@0: 	aMessage.ReadData1FromClientL(pckgBuf);
sl@0: 	TInt status = iG711DecoderIntfcCI->SetDecoderMode(pckgBuf());
sl@0:     aMessage.Complete(status);
sl@0:     }
sl@0:     
sl@0: // ---------------------------------------------------------
sl@0: // CG711DecoderIntfcMsgHdlr::DoSetCngL
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 CG711DecoderIntfcMsgHdlr::DoSetCngL(TMMFMessage& aMessage)
sl@0:     {
sl@0: 	TPckgBuf<TBool> pckgBuf;
sl@0: 	aMessage.ReadData1FromClientL(pckgBuf);
sl@0: 	TInt status = iG711DecoderIntfcCI->SetCng(pckgBuf());
sl@0:     aMessage.Complete(status);
sl@0:     }
sl@0:     
sl@0: // ---------------------------------------------------------
sl@0: // CG711DecoderIntfcMsgHdlr::DoGetCngL
sl@0: // Handles the message from the proxy and calls the custom interface method.
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 CG711DecoderIntfcMsgHdlr::DoGetCngL(TMMFMessage& aMessage)
sl@0:     {
sl@0: 	TBool cng;
sl@0: 	TInt status = iG711DecoderIntfcCI->GetCng(cng);
sl@0: 	if (status == KErrNone)
sl@0:     	{
sl@0:     	TPckgBuf<TBool> pckgBuf;
sl@0: 	    pckgBuf() = cng;
sl@0:     	aMessage.WriteDataToClientL(pckgBuf);
sl@0:     	}
sl@0:     aMessage.Complete(status);
sl@0:     }
sl@0:     
sl@0: // ---------------------------------------------------------
sl@0: // CG711DecoderIntfcMsgHdlr::DoSetPlcL
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 CG711DecoderIntfcMsgHdlr::DoSetPlcL(TMMFMessage& aMessage)
sl@0:     {
sl@0: 	TPckgBuf<TBool> pckgBuf;
sl@0: 	aMessage.ReadData1FromClientL(pckgBuf);
sl@0: 	TInt status = iG711DecoderIntfcCI->SetPlc(pckgBuf());
sl@0:     aMessage.Complete(status);
sl@0:     }
sl@0:     
sl@0: 
sl@0: 
sl@0: // End of File