mtpfws/mtpfw/dataproviders/devdp/src/cmtpgetdevicepropdesc.cpp
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     1 // Copyright (c) 2006-2009 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 //
       
    15 
       
    16 /**
       
    17  @file
       
    18  @internalComponent
       
    19 */
       
    20 
       
    21 #include <mtp/cmtptypedevicepropdesc.h>
       
    22 #include <mtp/mmtpdataproviderframework.h>
       
    23 #include <mtp/mtpdatatypeconstants.h>
       
    24 #include <mtp/mtpprotocolconstants.h>
       
    25 #include <mtp/tmtptyperequest.h>
       
    26 #include <mtp/mmtpframeworkconfig.h>
       
    27 #include <centralrepository.h>
       
    28 
       
    29 #include "cmtpdevicedatastore.h"
       
    30 #include "cmtpgetdevicepropdesc.h"
       
    31 #include "mtpdevicedpconst.h"
       
    32 #include "mtpdevdppanic.h"
       
    33 #include "cmtpdevicedpconfigmgr.h"
       
    34 
       
    35 // Class constants.
       
    36 __FLOG_STMT(_LIT8(KComponent,"GetDevicePropDesc");)
       
    37 
       
    38 /**
       
    39 Two-phase constructor.
       
    40 @param aPlugin The data provider plugin
       
    41 @param aFramework The data provider framework
       
    42 @param aConnection The connection from which the request comes
       
    43 @return a pointer to the created request processor object
       
    44 */  
       
    45 MMTPRequestProcessor* CMTPGetDevicePropDesc::NewL(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection)
       
    46     {
       
    47     CMTPGetDevicePropDesc* self = new (ELeave) CMTPGetDevicePropDesc(aFramework, aConnection);
       
    48     CleanupStack::PushL(self);
       
    49     self->ConstructL();
       
    50     CleanupStack::Pop(self);
       
    51     return self;
       
    52     }
       
    53 
       
    54 /**
       
    55 Destructor.
       
    56 */    
       
    57 CMTPGetDevicePropDesc::~CMTPGetDevicePropDesc()
       
    58     {    
       
    59     __FLOG(_L8("~CMTPGetDevicePropDesc - Entry"));
       
    60     delete iData;
       
    61     delete iPropDesc;
       
    62     delete iRepository;
       
    63     iDpSingletons.Close();
       
    64     __FLOG(_L8("~CMTPGetDevicePropDesc - Exit"));
       
    65     __FLOG_CLOSE;
       
    66     }
       
    67 
       
    68 /**
       
    69 Constructor.
       
    70 */    
       
    71 CMTPGetDevicePropDesc::CMTPGetDevicePropDesc(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection) :
       
    72     CMTPRequestProcessor(aFramework, aConnection, 0, NULL)
       
    73     {    
       
    74     }
       
    75     
       
    76 /**
       
    77 GetDevicePropDesc request validator.
       
    78 @return EMTPRespCodeOK if request is verified, otherwise one of the error response codes
       
    79 */
       
    80 TMTPResponseCode CMTPGetDevicePropDesc::CheckRequestL()
       
    81     {
       
    82     __FLOG(_L8("CheckRequestL - Entry"));
       
    83     TMTPResponseCode respCode(EMTPRespCodeDevicePropNotSupported);
       
    84     iPropCode = Request().Uint32(TMTPTypeRequest::ERequestParameter1);
       
    85     const TInt count = sizeof(KMTPDeviceDpSupportedProperties) / sizeof(KMTPDeviceDpSupportedProperties[0]);
       
    86     for (TUint i(0); ((respCode != EMTPRespCodeOK) && (i < count)); i++)
       
    87         {
       
    88         if (iPropCode == KMTPDeviceDpSupportedProperties[i])
       
    89             {
       
    90             respCode = EMTPRespCodeOK;
       
    91             }
       
    92         }
       
    93     if((respCode != EMTPRespCodeOK) && iDpSingletons.DeviceDataStore().ExtnDevicePropDp())//2113 
       
    94         {
       
    95         respCode = EMTPRespCodeOK;
       
    96         }
       
    97     __FLOG(_L8("CheckRequestL - Exit"));
       
    98     return respCode;
       
    99     }
       
   100 
       
   101 /**
       
   102 GetDevicePropDesc request handler.
       
   103 */    
       
   104 void CMTPGetDevicePropDesc::ServiceL()
       
   105     {
       
   106     __FLOG(_L8("ServiceL - Entry"));    
       
   107     iPropCode = Request().Uint32(TMTPTypeRequest::ERequestParameter1);
       
   108     //before performing any operation will check the properties are supported or 
       
   109     //not if not then return EMTPRespCodeDevicePropNotSupported
       
   110     const CMTPTypeArray *mtpArray = &(iDpSingletons.DeviceDataStore().GetSupportedDeviceProperties());
       
   111     RArray <TUint> supportedArray;	    
       
   112     mtpArray->Array(supportedArray);
       
   113     __FLOG_VA((_L8("No of elements in supported property array = %d "), supportedArray.Count()));	
       
   114     if(KErrNotFound == supportedArray.Find(iPropCode))
       
   115         {
       
   116         SendResponseL(EMTPRespCodeDevicePropNotSupported);       
       
   117         __FLOG(_L8("CMTPGetDevicePropDesc::EMTPRespCodeDevicePropNotSupported "));	  
       
   118         }
       
   119     else
       
   120         {
       
   121         switch (iPropCode)
       
   122             {
       
   123             case EMTPDevicePropCodeBatteryLevel:
       
   124             if (iDpSingletons.DeviceDataStore().RequestPending())
       
   125                 {
       
   126                 // BatteryLevel already pending - return busy code
       
   127                 SendResponseL(EMTPRespCodeDeviceBusy);
       
   128                 }
       
   129             else
       
   130                 {
       
   131                 iDpSingletons.DeviceDataStore().BatteryLevelL(iStatus, iBatteryLevelValue);
       
   132                 SetActive();	
       
   133                 }
       
   134             break;
       
   135             
       
   136             case EMTPDevicePropCodeSynchronizationPartner:
       
   137                 ServiceSynchronisationPartnerL();
       
   138             break;
       
   139             
       
   140             case EMTPDevicePropCodeDeviceFriendlyName:
       
   141                 ServiceDeviceFriendlyNameL();
       
   142             break;
       
   143             
       
   144             case EMTPDevicePropCodeSessionInitiatorVersionInfo:
       
   145                 ServiceSessionInitiatorVersionInfoL();
       
   146             break;
       
   147             
       
   148             case EMTPDevicePropCodePerceivedDeviceType:
       
   149                 ServicePerceivedDeviceTypeL();
       
   150             break;
       
   151             
       
   152             case EMTPDevicePropCodeDateTime:
       
   153                 ServiceDateTimeL();
       
   154             break;
       
   155             
       
   156             case EMTPDevicePropCodeDeviceIcon:
       
   157                 ServiceDeviceIconL();
       
   158             break;
       
   159 
       
   160             case EMTPDevicePropCodeSupportedFormatsOrdered:
       
   161             ServiceSupportedFormatsOrderedL();
       
   162             break;
       
   163             
       
   164             case EMTPDevicePropCodeFunctionalID:
       
   165             	ServiceFunctionalIDL();
       
   166             break;
       
   167             case EMTPDevicePropCodeModelID:
       
   168             	ServiceModelIDL();
       
   169             break;
       
   170             case EMTPDevicePropCodeUseDeviceStage:
       
   171             	ServiceUseDeviceStageL();
       
   172             break;
       
   173  
       
   174             default:
       
   175             if(iDpSingletons.DeviceDataStore().ExtnDevicePropDp())
       
   176                 {
       
   177                 HandleExtnServiceL(iPropCode, iDpSingletons.DeviceDataStore().ExtnDevicePropDp());
       
   178                 }
       
   179             else 
       
   180                 SendResponseL(EMTPRespCodeDevicePropNotSupported); 
       
   181             break;
       
   182             }
       
   183         }
       
   184     supportedArray.Close();
       
   185     __FLOG(_L8("ServiceL - Exit"));
       
   186     }
       
   187     
       
   188     
       
   189 void  CMTPGetDevicePropDesc::HandleExtnServiceL(TInt aPropCode, MExtnDevicePropDp* aExtnDevplugin )
       
   190 	{
       
   191 	//call	 plugin ->desc
       
   192 	MMTPType* mtptype;
       
   193 	if(KErrNone == aExtnDevplugin->GetDevPropertyDescL((TMTPDevicePropertyCode)aPropCode, &mtptype))
       
   194 	{
       
   195 	SendDataL(*mtptype);	
       
   196 	}
       
   197 	else
       
   198 	{
       
   199 	SendResponseL(EMTPRespCodeDevicePropNotSupported); 	
       
   200 	}
       
   201 
       
   202 	
       
   203 	}
       
   204 void CMTPGetDevicePropDesc::DoCancel()
       
   205     {
       
   206     __FLOG(_L8("DoCancel - Entry"));
       
   207     if (iPropCode == EMTPDevicePropCodeBatteryLevel)
       
   208         {
       
   209         iDpSingletons.DeviceDataStore().Cancel();
       
   210         }
       
   211     __FLOG(_L8("DoCancel - Exit"));
       
   212     }
       
   213     
       
   214 void CMTPGetDevicePropDesc::RunL()
       
   215     {
       
   216     __FLOG(_L8("RunL - Entry"));
       
   217     if (iPropCode == EMTPDevicePropCodeBatteryLevel)
       
   218         {
       
   219         ServiceBatteryLevelL();
       
   220         }
       
   221     else
       
   222         {
       
   223         __DEBUG_ONLY(Panic(EMTPDevDpUnknownDeviceProperty));
       
   224         }
       
   225     __FLOG(_L8("RunL - Exit"));
       
   226     }
       
   227 
       
   228 /**
       
   229 Second-phase constructor.
       
   230 */        
       
   231 void CMTPGetDevicePropDesc::ConstructL()
       
   232     {
       
   233     __FLOG_OPEN(KMTPSubsystem, KComponent);
       
   234     __FLOG(_L8("CMTPGetDevicePropDesc: ConstructL - Entry")); 
       
   235     iDpSingletons.OpenL(iFramework);
       
   236 	const TUint32 KUidMTPRepositoryValue(0x10282FCC);
       
   237     const TUid KUidMTPRepository = {KUidMTPRepositoryValue};
       
   238     iRepository = CRepository::NewL(KUidMTPRepository);
       
   239     __FLOG(_L8("CMTPGetDevicePropDesc: ConstructL - Exit")); 
       
   240     }
       
   241 
       
   242 /**
       
   243 Services the battery level property.
       
   244 */        
       
   245 void CMTPGetDevicePropDesc::ServiceBatteryLevelL()
       
   246     {
       
   247     __FLOG(_L8("ServiceBatteryLevelL - Entry")); 
       
   248     CMTPTypeDevicePropDescRangeForm* form = CMTPTypeDevicePropDescRangeForm::NewLC(EMTPTypeUINT8);
       
   249     form->SetUint8L(CMTPTypeDevicePropDescRangeForm::EMinimumValue, 0);
       
   250     form->SetUint8L(CMTPTypeDevicePropDescRangeForm::EMaximumValue, 100);
       
   251     form->SetUint8L(CMTPTypeDevicePropDescRangeForm::EStepSize, 10);
       
   252     
       
   253     delete iPropDesc;
       
   254     iPropDesc = NULL;
       
   255     iPropDesc = CMTPTypeDevicePropDesc::NewL(EMTPDevicePropCodeBatteryLevel, *form);
       
   256     iPropDesc->SetUint8L(CMTPTypeDevicePropDesc::EFactoryDefaultValue, 0);    
       
   257     iPropDesc->SetUint8L(CMTPTypeDevicePropDesc::ECurrentValue, iBatteryLevelValue);
       
   258     CleanupStack::PopAndDestroy(form);
       
   259 
       
   260     SendDataL(*iPropDesc);
       
   261     __FLOG(_L8("ServiceBatteryLevelL - Exit")); 
       
   262     }
       
   263 
       
   264 /**
       
   265 Services the device friendly name property.
       
   266 */    
       
   267 void CMTPGetDevicePropDesc::ServiceDeviceFriendlyNameL()
       
   268     {
       
   269     __FLOG(_L8("ServiceDeviceFriendlyNameL - Entry"));
       
   270     delete iPropDesc;
       
   271     iPropDesc = NULL;
       
   272     iPropDesc = CMTPTypeDevicePropDesc::NewL(EMTPDevicePropCodeDeviceFriendlyName);
       
   273     
       
   274     CMTPDeviceDataStore& device(iDpSingletons.DeviceDataStore());
       
   275     iPropDesc->SetStringL(CMTPTypeDevicePropDesc::EFactoryDefaultValue, device.DeviceFriendlyNameDefault());
       
   276     iPropDesc->SetStringL(CMTPTypeDevicePropDesc::ECurrentValue, device.DeviceFriendlyName());
       
   277     
       
   278     SendDataL(*iPropDesc);    
       
   279     __FLOG(_L8("ServiceDeviceFriendlyNameL - Exit")); 
       
   280     }
       
   281         
       
   282 /**
       
   283 Services the synchronisation partner property.
       
   284 */    
       
   285 void CMTPGetDevicePropDesc::ServiceSynchronisationPartnerL()
       
   286     {
       
   287     __FLOG(_L8("ServiceSynchronisationPartnerL - Entry")); 
       
   288     delete iPropDesc;
       
   289     iPropDesc = NULL;
       
   290     iPropDesc = CMTPTypeDevicePropDesc::NewL(EMTPDevicePropCodeSynchronizationPartner);
       
   291     
       
   292     CMTPDeviceDataStore& device(iDpSingletons.DeviceDataStore());
       
   293     iPropDesc->SetStringL(CMTPTypeDevicePropDesc::EFactoryDefaultValue, device.SynchronisationPartnerDefault());
       
   294     iPropDesc->SetStringL(CMTPTypeDevicePropDesc::ECurrentValue, device.SynchronisationPartner());
       
   295     
       
   296     SendDataL(*iPropDesc); 
       
   297     __FLOG(_L8("ServiceSynchronisationPartnerL - Exit")); 
       
   298     }
       
   299 
       
   300 /**
       
   301 *Services the synchronisation partner property. 
       
   302 */    
       
   303 void CMTPGetDevicePropDesc::ServiceSessionInitiatorVersionInfoL()
       
   304     {
       
   305     __FLOG(_L8("ServiceSessionInitiatorVersionInfoL - Entry")); 
       
   306     delete iPropDesc;
       
   307     iPropDesc = NULL;
       
   308     // this property is of type set or get 
       
   309     iPropDesc = CMTPTypeDevicePropDesc::NewL(EMTPDevicePropCodeSessionInitiatorVersionInfo, 0x01/*set/get*/, 0x00, NULL);   
       
   310     CMTPDeviceDataStore& device(iDpSingletons.DeviceDataStore());   
       
   311     iPropDesc->SetStringL(CMTPTypeDevicePropDesc::EFactoryDefaultValue, device.SessionInitiatorVersionInfoDefault());
       
   312     iPropDesc->SetStringL(CMTPTypeDevicePropDesc::ECurrentValue, device.SessionInitiatorVersionInfo());
       
   313     SendDataL(*iPropDesc); 
       
   314     __FLOG(_L8("ServiceSessionInitiatorVersionInfoL - Exit")); 
       
   315     }
       
   316 
       
   317 /**
       
   318 *Services the Service Perceived Device Type. 
       
   319 */    
       
   320 void CMTPGetDevicePropDesc::ServicePerceivedDeviceTypeL()
       
   321     {
       
   322     __FLOG(_L8("ServicePerceivedDeviceType - Entry")); 
       
   323     delete iPropDesc;
       
   324     iPropDesc = NULL;
       
   325     iPropDesc = CMTPTypeDevicePropDesc::NewL(EMTPDevicePropCodePerceivedDeviceType, 0x00/*get only*/, 0x00, NULL);
       
   326     CMTPDeviceDataStore& device(iDpSingletons.DeviceDataStore());    
       
   327     iPropDesc->SetUint32L(CMTPTypeDevicePropDesc::EFactoryDefaultValue, device.PerceivedDeviceTypeDefault());
       
   328     iPropDesc->SetUint32L(CMTPTypeDevicePropDesc::ECurrentValue, device.PerceivedDeviceType());
       
   329     SendDataL(*iPropDesc); 
       
   330     __FLOG(_L8("ServicePerceivedDeviceType - Exit")); 
       
   331     }
       
   332 
       
   333 /**
       
   334 Services the Date Time property. 
       
   335 */    
       
   336 void CMTPGetDevicePropDesc::ServiceDateTimeL()
       
   337     {
       
   338     __FLOG(_L8("ServicePerceivedDeviceType - Entry")); 
       
   339     delete iPropDesc;
       
   340     iPropDesc = NULL;
       
   341     iPropDesc = CMTPTypeDevicePropDesc::NewL(EMTPDevicePropCodeDateTime, 0x01/*get/set*/, 0x00, NULL);
       
   342     CMTPDeviceDataStore& device(iDpSingletons.DeviceDataStore());    
       
   343     iPropDesc->SetStringL(CMTPTypeDevicePropDesc::EFactoryDefaultValue, device.DateTimeL());
       
   344     iPropDesc->SetStringL(CMTPTypeDevicePropDesc::ECurrentValue, device.DateTimeL());
       
   345     SendDataL(*iPropDesc); 
       
   346     __FLOG(_L8("ServicePerceivedDeviceType - Exit")); 
       
   347     }
       
   348 
       
   349 /**
       
   350 Services the Date Time property. 
       
   351 */	  
       
   352 void CMTPGetDevicePropDesc::ServiceDeviceIconL()
       
   353     {
       
   354     __FLOG(_L8("ServiceDeviceIcon - Entry")); 
       
   355     delete iPropDesc;
       
   356     iPropDesc = NULL;
       
   357     iPropDesc = CMTPTypeDevicePropDesc::NewL(EMTPDevicePropCodeDeviceIcon, 0x00, 0x00, NULL);
       
   358     CMTPDeviceDataStore& device(iDpSingletons.DeviceDataStore());	 
       
   359     //need to think of which one to be used for default.
       
   360     iPropDesc->SetL(CMTPTypeDevicePropDesc::EFactoryDefaultValue, device.DeviceIcon());
       
   361     iPropDesc->SetL(CMTPTypeDevicePropDesc::ECurrentValue, device.DeviceIcon());
       
   362     SendDataL(*iPropDesc); 
       
   363     __FLOG(_L8("ServiceDeviceIcon- Exit"));   
       
   364     }
       
   365 
       
   366 /*
       
   367 *Service Supported format ordered.
       
   368 */
       
   369 void CMTPGetDevicePropDesc::ServiceSupportedFormatsOrderedL()
       
   370     {
       
   371     __FLOG(_L8("ServiceSupportedFormatsOrdered - Entry")); 
       
   372     delete iPropDesc;
       
   373     iPropDesc = NULL;
       
   374     iPropDesc = CMTPTypeDevicePropDesc::NewL(EMTPDevicePropCodeSupportedFormatsOrdered, 0x00, 0x00, NULL);    
       
   375     iPropDesc->SetUint8L(CMTPTypeDevicePropDesc::EFactoryDefaultValue, (TUint8)FORMAT_UNORDERED);
       
   376     iPropDesc->SetUint8L(CMTPTypeDevicePropDesc::ECurrentValue, GetFormatOrdered());
       
   377     SendDataL(*iPropDesc); 
       
   378     __FLOG(_L8("ServiceSupportedFormatsOrdered - Exit")); 
       
   379     }
       
   380 
       
   381 /*
       
   382 *Service Supported FuntionalID.
       
   383 */
       
   384 void CMTPGetDevicePropDesc::ServiceFunctionalIDL()
       
   385     {
       
   386     __FLOG(_L8("ServiceFuntionalIDL - Entry")); 
       
   387     delete iPropDesc;
       
   388     iPropDesc = NULL;
       
   389     iPropDesc = CMTPTypeDevicePropDesc::NewL(EMTPDevicePropCodeFunctionalID, 1, 0, NULL); 
       
   390     
       
   391     delete iData;
       
   392 	iData = GetGUIDL( MMTPFrameworkConfig::EDeviceDefaultFuncationalID ); 
       
   393 	iPropDesc->SetL(CMTPTypeDevicePropDesc::EFactoryDefaultValue, *iData);
       
   394 	delete iData;
       
   395 	iData = GetGUIDL(MMTPFrameworkConfig::EDeviceCurrentFuncationalID); 
       
   396 	iPropDesc->SetL(CMTPTypeDevicePropDesc::ECurrentValue, *iData);
       
   397 	
       
   398     SendDataL(*iPropDesc); 
       
   399     __FLOG(_L8("ServiceFuntionalIDL - Exit")); 
       
   400     }
       
   401 
       
   402 /*
       
   403 *Service Supported ModelID.
       
   404 */
       
   405 void CMTPGetDevicePropDesc::ServiceModelIDL()
       
   406     {
       
   407     __FLOG(_L8("ServiceModelIDL - Entry")); 
       
   408     delete iPropDesc;
       
   409     iPropDesc = NULL;
       
   410     iPropDesc = CMTPTypeDevicePropDesc::NewL(EMTPDevicePropCodeModelID, 0, 0, NULL);   
       
   411     
       
   412     delete iData;
       
   413     iData = GetGUIDL(MMTPFrameworkConfig::EDeviceDefaultModelID);  
       
   414     iPropDesc->SetL(CMTPTypeDevicePropDesc::EFactoryDefaultValue, *iData);
       
   415     
       
   416     delete iData;
       
   417     iData = GetGUIDL(MMTPFrameworkConfig::EDeviceCurrentModelID); 
       
   418 	iPropDesc->SetL(CMTPTypeDevicePropDesc::ECurrentValue, *iData);
       
   419 	
       
   420     SendDataL(*iPropDesc); 
       
   421     __FLOG(_L8("ServiceModelIDL - Exit")); 
       
   422     }
       
   423 
       
   424 /*
       
   425 *Service Supported UseDeviceStage.
       
   426 */
       
   427 void CMTPGetDevicePropDesc::ServiceUseDeviceStageL()
       
   428     {
       
   429     __FLOG(_L8("ServiceUseDeviceStageL - Entry")); 
       
   430     delete iPropDesc;
       
   431     iPropDesc = NULL;
       
   432     iPropDesc = CMTPTypeDevicePropDesc::NewL(EMTPDevicePropCodeUseDeviceStage, 0, 0, NULL); 
       
   433     
       
   434     TMTPTypeUint8 *data = new (ELeave)TMTPTypeUint8(1);
       
   435     iPropDesc->SetL(CMTPTypeDevicePropDesc::EFactoryDefaultValue, *data);
       
   436     iPropDesc->SetL(CMTPTypeDevicePropDesc::ECurrentValue, *data);
       
   437     
       
   438     delete data;
       
   439 
       
   440     SendDataL(*iPropDesc); 
       
   441     __FLOG(_L8("ServiceUseDeviceStageL - Exit")); 
       
   442     }
       
   443 
       
   444 /*
       
   445 *This method to set the supported format order.
       
   446 *this value will be set by getdevice info based on the formats present in the
       
   447 *mtpdevicedp_config.rss file.
       
   448 */
       
   449 TUint8 CMTPGetDevicePropDesc::GetFormatOrdered()
       
   450     {
       
   451     TUint8 formatOrdered;
       
   452     RArray<TUint> orderedFormats(8);
       
   453     CleanupClosePushL(orderedFormats);  
       
   454     TRAPD(error,iDpSingletons.ConfigMgr().GetRssConfigInfoArrayL(orderedFormats, EDevDpFormats));
       
   455 	if(error!=KErrNone)
       
   456 		{
       
   457 		__FLOG_VA((_L8("GetRssConfigArray returned with %d"), error));
       
   458 		}
       
   459     if(orderedFormats.Count() > 0)
       
   460         {
       
   461         formatOrdered = (TUint8)FORMAT_ORDERED;
       
   462         }
       
   463     else
       
   464         {
       
   465         formatOrdered = (TUint8)FORMAT_UNORDERED; 
       
   466         }
       
   467     CleanupStack::PopAndDestroy(&orderedFormats);   
       
   468     return formatOrdered;
       
   469     }
       
   470 
       
   471 TMTPTypeGuid* CMTPGetDevicePropDesc::GetGUIDL(const TUint aKey)
       
   472     {
       
   473     
       
   474     TBuf8<KMTPTypeUINT128Size> ptr;
       
   475     
       
   476     iRepository->Get(aKey,ptr);
       
   477     
       
   478     TMTPTypeGuid* ret = new (ELeave) TMTPTypeGuid( ptr );
       
   479     
       
   480     return ret;
       
   481     }
       
   482 
       
   483 void CMTPGetDevicePropDesc::SaveGUID( const TUint aKey,  TMTPTypeGuid& aValue )
       
   484     {
       
   485     TPtrC8 ptr;
       
   486     if ( KMTPChunkSequenceCompletion == aValue.FirstReadChunk(ptr) )
       
   487     	{
       
   488     	iRepository->Set(aKey,ptr);
       
   489     	}
       
   490     }
       
   491