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 speech encoder configuration interface
sl@0: *
sl@0: */
sl@0: 
sl@0: 
sl@0: 
sl@0: // INCLUDE FILES
sl@0: #include    "SpeechEncoderConfigMsgHdlr.h"
sl@0: #include    "SpeechEncoderConfigMsgs.h"
sl@0: #include    <SpeechEncoderConfig.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: // CSpeechEncoderConfigMsgHdlr::CSpeechEncoderConfigMsgHdlr
sl@0: // C++ default constructor can NOT contain any code, that
sl@0: // might leave.
sl@0: // -----------------------------------------------------------------------------
sl@0: //
sl@0: CSpeechEncoderConfigMsgHdlr::CSpeechEncoderConfigMsgHdlr(
sl@0:                                  CSpeechEncoderConfig* aSpeechEncoderConfigCI) :
sl@0: 	CMMFObject(KUidSpeechEncoderConfig)
sl@0:     {
sl@0:     iSpeechEncoderConfigCI = aSpeechEncoderConfigCI;
sl@0:     }
sl@0: 
sl@0: // -----------------------------------------------------------------------------
sl@0: // CSpeechEncoderConfigMsgHdlr::ConstructL
sl@0: // Symbian 2nd phase constructor can leave.
sl@0: // -----------------------------------------------------------------------------
sl@0: //
sl@0: void CSpeechEncoderConfigMsgHdlr::ConstructL()
sl@0:     {
sl@0:     }
sl@0: 
sl@0: // -----------------------------------------------------------------------------
sl@0: // CSpeechEncoderConfigMsgHdlr::NewL
sl@0: // Two-phased constructor.
sl@0: // -----------------------------------------------------------------------------
sl@0: //
sl@0: EXPORT_C CSpeechEncoderConfigMsgHdlr* CSpeechEncoderConfigMsgHdlr::NewL(
sl@0:                                                   TAny*  aSpeechEncoderConfigCI)
sl@0:     {
sl@0:     CSpeechEncoderConfig* speechEncoderConfigCI = 
sl@0:                                   (CSpeechEncoderConfig*)aSpeechEncoderConfigCI;
sl@0:     CSpeechEncoderConfigMsgHdlr* self = 
sl@0:                 new (ELeave) CSpeechEncoderConfigMsgHdlr(speechEncoderConfigCI);
sl@0:     CleanupStack::PushL( self );
sl@0:     self->ConstructL();
sl@0:     CleanupStack::Pop( self );
sl@0:     return self;
sl@0:     }
sl@0: 
sl@0: // Destructor
sl@0: EXPORT_C CSpeechEncoderConfigMsgHdlr::~CSpeechEncoderConfigMsgHdlr()
sl@0: 	{
sl@0: 	iSupportedBitrates.Close();
sl@0: 	delete iDataCopyBuffer;
sl@0: 	delete iSpeechEncoderConfigCI;
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------
sl@0: // CSpeechEncoderConfigMsgHdlr::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 CSpeechEncoderConfigMsgHdlr::HandleRequest(TMMFMessage& aMessage)
sl@0: 	{
sl@0:     // debug panic
sl@0: 	ASSERT(aMessage.Destination().InterfaceId() == KUidSpeechEncoderConfig);
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: // CSpeechEncoderConfigMsgHdlr::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 CSpeechEncoderConfigMsgHdlr::DoHandleRequestL(TMMFMessage& aMessage)
sl@0: 	{
sl@0: 	switch(aMessage.Function())
sl@0: 		{
sl@0: 		case ESecmGetNumOfSupportedBitrates:
sl@0: 			{
sl@0: 			DoGetNumOfSupportedBitratesL(aMessage);
sl@0: 			break;
sl@0: 			}
sl@0: 		case ESecmGetSupportedBitrates:
sl@0: 			{
sl@0: 			DoGetSupportedBitratesL(aMessage);
sl@0: 			break;
sl@0: 			}
sl@0: 		case ESecmSetBitrate:
sl@0: 			{
sl@0: 			DoSetBitrateL(aMessage);
sl@0: 			break;
sl@0: 			}
sl@0: 		case ESecmGetBitrate:
sl@0: 			{
sl@0: 			DoGetBitrateL(aMessage);
sl@0: 			break;
sl@0: 			}
sl@0: 		case ESecmSetVadMode:
sl@0: 			{
sl@0: 			DoSetVadModeL(aMessage);
sl@0: 			break;
sl@0: 			}
sl@0: 		case ESecmGetVadMode:
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: // CSpeechEncoderConfigMsgHdlr::DoGetNumOfSupportedBitratesL
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. It also creates a buffer and fills
sl@0: // it with the bitrate data to be returned in the subsequent call
sl@0: // of DoGetSupportedBitratesL().
sl@0: // (other items were commented in a header).
sl@0: // ---------------------------------------------------------
sl@0: //
sl@0: void CSpeechEncoderConfigMsgHdlr::DoGetNumOfSupportedBitratesL(
sl@0:                                                        TMMFMessage& aMessage)
sl@0: 	{
sl@0: 	iSupportedBitrates.Reset();
sl@0: 	TInt status = iSpeechEncoderConfigCI->GetSupportedBitrates(
sl@0: 	                                                     iSupportedBitrates);
sl@0: 	CreateBufFromUintArrayL(iSupportedBitrates);
sl@0: 	if (status == KErrNone)
sl@0:     	{
sl@0: 	    TPckgBuf<TUint> pckg;
sl@0:     	pckg() = iSupportedBitrates.Count();
sl@0: 	    aMessage.WriteDataToClientL(pckg);
sl@0: 	    }
sl@0:     aMessage.Complete(status);
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------
sl@0: // CSpeechEncoderConfigMsgHdlr::CreateBufFromUintArrayL
sl@0: // Utility function used to create a buffer a fill it with data from the array
sl@0: // passed in.
sl@0: // (other items were commented in a header).
sl@0: // ---------------------------------------------------------
sl@0: //
sl@0: void CSpeechEncoderConfigMsgHdlr::CreateBufFromUintArrayL(RArray<TUint>& aArray)
sl@0: 	{
sl@0: 	delete iDataCopyBuffer;
sl@0: 	iDataCopyBuffer = NULL;
sl@0: 
sl@0: 	iDataCopyBuffer = CBufFlat::NewL(8);
sl@0: 	RBufWriteStream stream;
sl@0: 	stream.Open(*iDataCopyBuffer);
sl@0: 	CleanupClosePushL(stream);
sl@0: 	for (TInt i=0;i<aArray.Count();i++)
sl@0: 		stream.WriteUint32L(aArray[i]);
sl@0: 	CleanupStack::PopAndDestroy(&stream);//stream
sl@0: 	}
sl@0: 	
sl@0: // ---------------------------------------------------------
sl@0: // CSpeechEncoderConfigMsgHdlr::DoGetSupportedBitratesL
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 CSpeechEncoderConfigMsgHdlr::DoGetSupportedBitratesL(TMMFMessage& aMessage)
sl@0: 	{
sl@0: 	if (!iDataCopyBuffer)
sl@0: 		User::Leave(KErrNotReady);
sl@0: 	aMessage.WriteDataToClientL(iDataCopyBuffer->Ptr(0));
sl@0:     aMessage.Complete(KErrNone);
sl@0: 	}
sl@0: 	
sl@0: // ---------------------------------------------------------
sl@0: // CSpeechEncoderConfigMsgHdlr::DoSetBitrateL
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 CSpeechEncoderConfigMsgHdlr::DoSetBitrateL(TMMFMessage& aMessage)
sl@0: 	{
sl@0: 	TPckgBuf<TUint> pckg;
sl@0: 	aMessage.ReadData1FromClientL(pckg);
sl@0: 	TInt status = iSpeechEncoderConfigCI->SetBitrate(pckg());
sl@0:     aMessage.Complete(status);
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------
sl@0: // CSpeechEncoderConfigMsgHdlr::DoGetBitrateL
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 CSpeechEncoderConfigMsgHdlr::DoGetBitrateL(TMMFMessage& aMessage)
sl@0: 	{
sl@0: 	TUint bitrate;
sl@0: 	TInt status = iSpeechEncoderConfigCI->GetBitrate(bitrate);
sl@0: 	if (status == KErrNone)
sl@0:     	{
sl@0:     	TPckgBuf<TUint> pckg;
sl@0:     	pckg() = bitrate;
sl@0: 	    aMessage.WriteDataToClientL(pckg);
sl@0:     	}
sl@0:     aMessage.Complete(status);
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------
sl@0: // CSpeechEncoderConfigMsgHdlr::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 CSpeechEncoderConfigMsgHdlr::DoSetVadModeL(TMMFMessage& aMessage)
sl@0: 	{
sl@0: 	TPckgBuf<TBool> pckg;
sl@0: 	aMessage.ReadData1FromClientL(pckg);
sl@0: 	TInt status = iSpeechEncoderConfigCI->SetVadMode(pckg());
sl@0:     aMessage.Complete(status);
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------
sl@0: // CSpeechEncoderConfigMsgHdlr::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 CSpeechEncoderConfigMsgHdlr::DoGetVadModeL(TMMFMessage& aMessage)
sl@0: 	{
sl@0: 	TBool vadMode;
sl@0: 	TInt status = iSpeechEncoderConfigCI->GetVadMode(vadMode);
sl@0: 	if (status == KErrNone)
sl@0:     	{
sl@0:     	TPckgBuf<TBool> pckg;
sl@0: 	    pckg() = vadMode;
sl@0:     	aMessage.WriteDataToClientL(pckg);
sl@0:     	}
sl@0:     aMessage.Complete(status);
sl@0: 	}
sl@0: 
sl@0: 
sl@0: 
sl@0: // End of File