mtpfws/mtpfw/dataproviders/dputility/src/cmtpsvcgetobject.cpp
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     1 // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     2 // All rights reserved.
       
     3 // This component and the accompanying materials are made available
       
     4 // under the terms of "Eclipse Public License v1.0"
       
     5 // which accompanies this distribution, and is available
       
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     7 //
       
     8 // Initial Contributors:
       
     9 // Nokia Corporation - initial contribution.
       
    10 //
       
    11 // Contributors:
       
    12 //
       
    13 // Description:
       
    14 // mw/remoteconn/mtpfws/mtpfw/dataproviders/dputility/src/cmtpsvcgetobject.cpp
       
    15 
       
    16 #include <mtp/cmtpobjectmetadata.h>
       
    17 #include <mtp/mmtpdataproviderframework.h>
       
    18 #include <mtp/mmtpobjectmgr.h>
       
    19 #include <mtp/mtpprotocolconstants.h>
       
    20 
       
    21 #include "cmtpsvcgetobject.h"
       
    22 #include "mmtpservicedataprovider.h"
       
    23 #include "mmtpsvcobjecthandler.h"
       
    24 
       
    25 // Class constants.
       
    26 __FLOG_STMT(_LIT8(KComponent,"SvcGetObject");)
       
    27 
       
    28 EXPORT_C MMTPRequestProcessor* CMTPSvcGetObject::NewL(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection, MMTPServiceDataProvider& aDataProvider)
       
    29 	{
       
    30 	CMTPSvcGetObject* self = new (ELeave) CMTPSvcGetObject(aFramework, aConnection, aDataProvider);
       
    31 	CleanupStack::PushL(self);
       
    32 	self->ConstructL();
       
    33 	CleanupStack::Pop(self);
       
    34 	return self;
       
    35 	}
       
    36 
       
    37 EXPORT_C CMTPSvcGetObject::~CMTPSvcGetObject()
       
    38 	{
       
    39 	__FLOG(_L8("~CMTPSvcGetObject - Entry"));
       
    40 	if (iReceivedObjectMetaData && iObjectHandler)
       
    41 		{
       
    42 		iObjectHandler->ReleaseObjectBuffer();
       
    43 		}
       
    44 	delete iReceivedObjectMetaData;
       
    45 
       
    46 	__FLOG(_L8("~CMTPSvcGetObject - Exit"));
       
    47 	__FLOG_CLOSE;
       
    48 	}
       
    49 
       
    50 CMTPSvcGetObject::CMTPSvcGetObject(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection, MMTPServiceDataProvider& aDataProvider) : 
       
    51 	CMTPRequestProcessor(aFramework, aConnection, 0, NULL),
       
    52 	iDataProvider(aDataProvider)
       
    53 	{	
       
    54 	}
       
    55 
       
    56 void CMTPSvcGetObject::ConstructL()
       
    57 	{
       
    58 	__FLOG_OPEN(KMTPSubsystem, KComponent);
       
    59 	__FLOG(_L8("ConstructL - Entry"));
       
    60 	__FLOG(_L8("ConstructL - Exit"));
       
    61 	}
       
    62 
       
    63 TMTPResponseCode CMTPSvcGetObject::CheckRequestL()
       
    64 	{
       
    65 	__FLOG(_L8("CheckRequestL - Entry"));
       
    66 	TMTPResponseCode responseCode = CMTPRequestProcessor::CheckRequestL();
       
    67 	if (EMTPRespCodeOK == responseCode)
       
    68 		{
       
    69 		TUint32 objectHandle = Request().Uint32(TMTPTypeRequest::ERequestParameter1);
       
    70 		
       
    71 		MMTPObjectMgr& objectmgr(iFramework.ObjectMgr());
       
    72 		iReceivedObjectMetaData = CMTPObjectMetaData::NewL();
       
    73 		if (objectmgr.ObjectL(objectHandle, *iReceivedObjectMetaData))
       
    74 			{
       
    75 			//Check whether the owner of this object is correct data provider
       
    76 			if (iReceivedObjectMetaData->Uint(CMTPObjectMetaData::EDataProviderId) != iFramework.DataProviderId())
       
    77 				{
       
    78 				responseCode = EMTPRespCodeInvalidObjectHandle;
       
    79 				__FLOG(_L8("CheckRequestL - DataProviderId dismatch"));
       
    80 				}
       
    81 			else
       
    82 				{
       
    83 				// Check format and set handler
       
    84 				TUint16 formatCode = iReceivedObjectMetaData->Uint(CMTPObjectMetaData::EFormatCode);
       
    85 				iObjectHandler = iDataProvider.ObjectHandler(formatCode);
       
    86 				if (!iObjectHandler)
       
    87 					{
       
    88 					responseCode = EMTPRespCodeInvalidObjectFormatCode;
       
    89 					}
       
    90 				}
       
    91 			}
       
    92 		else
       
    93 			{
       
    94 			responseCode = EMTPRespCodeInvalidObjectHandle;
       
    95 			}
       
    96 		}
       
    97 	__FLOG_VA((_L8("CheckRequestL - Exit with response code = 0x%04X"), responseCode));
       
    98 	return responseCode;
       
    99 	}
       
   100 
       
   101 void CMTPSvcGetObject::ServiceL()
       
   102 	{
       
   103 	__FLOG(_L8("ServiceL - Entry"));
       
   104 	iObjectHandler->GetObjectL(*iReceivedObjectMetaData, &iBuffer);
       
   105 	SendDataL(*iBuffer);
       
   106 	__FLOG(_L8("ServiceL - Exit"));
       
   107 	}