Symaptic: os/mm/devsoundextensions/mmfcustominterfaces/IlbcDecoderIntfc/IlbcDecoderIntfcMsgHdlr/src/IlbcDecoderIntfcMsgHdlr.cpp@260cb5ec6c19

     1 /*

     2 * Copyright (c) 2002-2004 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:   Message handler for Ilbc decoder interface

    15 *

    16 */

    20 // INCLUDE FILES

    21 #include    "IlbcDecoderIntfcMsgHdlr.h"

    22 #include    "IlbcDecoderIntfcMsgs.h"

    23 #include    <IlbcDecoderIntfc.h>

    25 // EXTERNAL DATA STRUCTURES

    27 // EXTERNAL FUNCTION PROTOTYPES

    29 // CONSTANTS

    31 // MACROS

    33 // LOCAL CONSTANTS AND MACROS

    35 // MODULE DATA STRUCTURES

    37 // LOCAL FUNCTION PROTOTYPES

    39 // FORWARD DECLARATIONS

    41 // ============================= LOCAL FUNCTIONS ===============================

    43 // ============================ MEMBER FUNCTIONS ===============================

    45 // -----------------------------------------------------------------------------

    46 // CIlbcDecoderIntfcMsgHdlr::CIlbcDecoderIntfcMsgHdlr

    47 // C++ default constructor can NOT contain any code, that

    48 // might leave.

    49 // -----------------------------------------------------------------------------

    50 //

    51 CIlbcDecoderIntfcMsgHdlr::CIlbcDecoderIntfcMsgHdlr(

    52                              CIlbcDecoderIntfc* aIlbcDecoderIntfcCI) :

    53 	CMMFObject(KUidIlbcDecoderIntfc)

    54     {

    55     iIlbcDecoderIntfcCI = aIlbcDecoderIntfcCI;

    56     }

    58 // -----------------------------------------------------------------------------

    59 // CIlbcDecoderIntfcMsgHdlr::ConstructL

    60 // Symbian 2nd phase constructor can leave.

    61 // -----------------------------------------------------------------------------

    62 //

    63 void CIlbcDecoderIntfcMsgHdlr::ConstructL()

    64     {

    65     }

    67 // -----------------------------------------------------------------------------

    68 // CIlbcDecoderIntfcMsgHdlr::NewL

    69 // Two-phased constructor.

    70 // -----------------------------------------------------------------------------

    71 //

    72 EXPORT_C CIlbcDecoderIntfcMsgHdlr* CIlbcDecoderIntfcMsgHdlr::NewL(

    73                                                 TAny*  aIlbcDecoderIntfcCI)

    74     {

    75     CIlbcDecoderIntfc* errorConcealmentIntfcCI =

    76                               (CIlbcDecoderIntfc*)aIlbcDecoderIntfcCI;

    77     CIlbcDecoderIntfcMsgHdlr* self =

    78             new (ELeave) CIlbcDecoderIntfcMsgHdlr(errorConcealmentIntfcCI);

    79     CleanupStack::PushL( self );

    80     self->ConstructL();

    81     CleanupStack::Pop( self );

    83     return self;

    84     }

    86 // Destructor

    87 EXPORT_C CIlbcDecoderIntfcMsgHdlr::~CIlbcDecoderIntfcMsgHdlr()

    88 	{

    89 	delete iIlbcDecoderIntfcCI;

    90 	}

    92 // ---------------------------------------------------------

    93 // CIlbcDecoderIntfcMsgHdlr::HandleRequest

    94 // Handles the messages from the proxy.

    95 // Calls a subfunction which determines which custom interface to call.

    96 // A subfunction is used to contain multiple leaving functions for a single

    97 // trap.

    98 // (other items were commented in a header).

    99 // ---------------------------------------------------------

   100 //

   101 EXPORT_C void CIlbcDecoderIntfcMsgHdlr::HandleRequest(

   102                                                        TMMFMessage& aMessage)

   103 	{

   104 	ASSERT(aMessage.Destination().InterfaceId() == KUidIlbcDecoderIntfc);

   105 	TRAPD(error,DoHandleRequestL(aMessage));

   106 	if(error)

   107 		{

   108 		aMessage.Complete(error);

   109 		}

   110 	}

   112 // ---------------------------------------------------------

   113 // CIlbcDecoderIntfcMsgHdlr::DoHandleRequestL

   114 // Determines which custom interface to call.

   115 // (other items were commented in a header).

   116 // ---------------------------------------------------------

   117 //

   118 void CIlbcDecoderIntfcMsgHdlr::DoHandleRequestL(TMMFMessage& aMessage)

   119 	{

   120 	switch(aMessage.Function())

   121 		{

   122 		case EIlbcdimSetDecoderMode:

   123 			{

   124     		DoSetDecoderModeL(aMessage);

   125 			break;

   126 			}

   127 		case EIlbcdimSetCng:

   128 			{

   129     		DoSetCngL(aMessage);

   130 			break;

   131 			}

   132 		case EIlbcdimGetCng:

   133 			{

   134     		DoGetCngL(aMessage);

   135 			break;

   136 			}

   137 		default:

   138 			{

   139 			aMessage.Complete(KErrNotSupported);

   140 			}

   141 		}

   142 	}

   144 // ---------------------------------------------------------

   145 // CIlbcDecoderIntfcMsgHdlr::DoSetDecoderModeL

   146 // Handles the message from the proxy and calls the custom interface method.

   147 // The data passed from the proxy is read from the message and passed to

   148 // the custom interface.

   149 // (other items were commented in a header).

   150 // ---------------------------------------------------------

   151 //

   152 void CIlbcDecoderIntfcMsgHdlr::DoSetDecoderModeL(TMMFMessage& aMessage)

   153     {

   154 	TPckgBuf<CIlbcDecoderIntfc::TDecodeMode> pckgBuf;

   155 	aMessage.ReadData1FromClientL(pckgBuf);

   156 	TInt status = iIlbcDecoderIntfcCI->SetDecoderMode(pckgBuf());

   157     aMessage.Complete(status);

   158     }

   160 // ---------------------------------------------------------

   161 // CIlbcDecoderIntfcMsgHdlr::DoSetCngL

   162 // Handles the message from the proxy and calls the custom interface method.

   163 // The data passed from the proxy is read from the message and passed to

   164 // the custom interface.

   165 // (other items were commented in a header).

   166 // ---------------------------------------------------------

   167 //

   168 void CIlbcDecoderIntfcMsgHdlr::DoSetCngL(TMMFMessage& aMessage)

   169     {

   170 	TPckgBuf<TBool> pckgBuf;

   171 	aMessage.ReadData1FromClientL(pckgBuf);

   172 	TInt status = iIlbcDecoderIntfcCI->SetCng(pckgBuf());

   173     aMessage.Complete(status);

   174     }

   176 // ---------------------------------------------------------

   177 // CIlbcDecoderIntfcMsgHdlr::DoGetCngL

   178 // Handles the message from the proxy and calls the custom interface method.

   179 // The custom interface returns the data requested and this function

   180 // writes it back to the proxy.

   181 // (other items were commented in a header).

   182 // ---------------------------------------------------------

   183 //

   184 void CIlbcDecoderIntfcMsgHdlr::DoGetCngL(TMMFMessage& aMessage)

   185     {

   186 	TBool cng;

   187 	TInt status = iIlbcDecoderIntfcCI->GetCng(cng);

   188 	if (status == KErrNone)

   189     	{

   190     	TPckgBuf<TBool> pckgBuf;

   191 	    pckgBuf() = cng;

   192     	aMessage.WriteDataToClientL(pckgBuf);

   193     	}

   194     aMessage.Complete(status);

   195     }

   200 // End of File

author	sl
	Tue, 10 Jun 2014 14:32:02 +0200
changeset 1	260cb5ec6c19
permissions	-rw-r--r--