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 // mw/remoteconn/mtpfws/mtpfw/dataproviders/dputility/src/cmtpsvcsetreferences.cpp

    15 

    16 

    17 #include <mtp/cmtpobjectmetadata.h>

    18 #include <mtp/cmtptypearray.h>

    19 #include <mtp/tmtptyperequest.h>

    20 #include <mtp/mmtpdataproviderframework.h>

    21 #include <mtp/mmtpobjectmgr.h>

    22 #include <mtp/mmtpreferencemgr.h>

    23 #include <mtp/mtpdatatypeconstants.h>

    24 

    25 #include "cmtpsvcsetreferences.h"

    26 #include "mmtpservicedataprovider.h"

    27 #include "mmtpsvcobjecthandler.h"

    28 

    29 __FLOG_STMT(_LIT8(KComponent,"SvcSetRef");)

    30 

    31 EXPORT_C MMTPRequestProcessor* CMTPSvcSetReferences::NewL(MMTPDataProviderFramework& aFramework, 

    32 												MMTPConnection& aConnection, 

    33 												MMTPServiceDataProvider& aDataProvider)

    34 	{

    35 	CMTPSvcSetReferences* self = new (ELeave) CMTPSvcSetReferences(aFramework, aConnection, aDataProvider);

    36 	return self;

    37 	}

    38 

    39 EXPORT_C CMTPSvcSetReferences::~CMTPSvcSetReferences()

    40 	{

    41 	__FLOG(_L8("~CMTPSvcGetReferences - Entry"));

    42 	delete iReferences;

    43 	delete iReceivedObjectMetaData;

    44 	__FLOG(_L8("~CMTPSvcGetReferences - Exit"));

    45 	__FLOG_CLOSE; 

    46 	}

    47 

    48 /**

    49 Standard c++ constructor

    50 */    

    51 CMTPSvcSetReferences::CMTPSvcSetReferences(MMTPDataProviderFramework& aFramework, 

    52 										MMTPConnection& aConnection, 

    53 										MMTPServiceDataProvider& aDataProvider) :

    54 	CMTPRequestProcessor(aFramework, aConnection, 0, NULL), 

    55 	iDataProvider(aDataProvider)

    56 	{

    57 	__FLOG_OPEN(KMTPSubsystem, KComponent);

    58 	__FLOG(_L8("Constructed"));

    59 	}

    60 

    61 /**

    62 SetReferences request handler

    63 start receiving reference data from the initiator

    64 */

    65 void CMTPSvcSetReferences::ServiceL()

    66 	{

    67 	__FLOG(_L8("ServiceL - Entry"));

    68 	delete iReferences;

    69 	iReferences = NULL;

    70 	iReferences = CMTPTypeArray::NewL(EMTPTypeAUINT32);

    71 	ReceiveDataL(*iReferences);

    72 	__FLOG(_L8("ServiceL - Exit"));

    73 	}

    74 

    75 TBool CMTPSvcSetReferences::DoHandleResponsePhaseL()

    76 	{

    77 	__FLOG(_L8("DoHandleResponsePhaseL - Entry"));

    78 	if(!VerifyReferenceHandlesL())

    79 		{

    80 		SendResponseL(EMTPRespCodeInvalidObjectReference);

    81 		}

    82 	else

    83 		{

    84 		TUint16 formatCode = iReceivedObjectMetaData->Uint(CMTPObjectMetaData::EFormatCode);

    85 		TMTPResponseCode responseCode = EMTPRespCodeOK;

    86 		responseCode = (iDataProvider.ObjectHandler(formatCode))->SetObjectReferenceL(*iReceivedObjectMetaData, *iReferences);

    87 		SendResponseL(responseCode);

    88 		}

    89 	__FLOG(_L8("DoHandleResponsePhaseL - Exit"));

    90 	return EFalse;

    91 	}

    92 

    93 TBool CMTPSvcSetReferences::HasDataphase() const

    94 	{

    95 	return ETrue;

    96 	}

    97 

    98 TBool CMTPSvcSetReferences::VerifyReferenceHandlesL() const

    99 	{

   100 	__FLOG(_L8("VerifyReferenceHandlesL - Entry"));

   101 	__ASSERT_DEBUG(iReferences, User::Invariant());

   102 	TBool result = ETrue;

   103 	TInt count = iReferences->NumElements();

   104 	CMTPObjectMetaData* object = CMTPObjectMetaData::NewLC();

   105 	MMTPObjectMgr& objectMgr = iFramework.ObjectMgr();

   106 	for(TInt i = 0; i < count; i++)

   107 		{

   108 		TMTPTypeUint32 handle;

   109 		iReferences->ElementL(i, handle);

   110 		if(!objectMgr.ObjectL(handle, *object))

   111 			{

   112 			result = EFalse;

   113 			break;

   114 			}

   115 		}

   116 	CleanupStack::PopAndDestroy(object);

   117 	__FLOG(_L8("VerifyReferenceHandlesL - Exit"));

   118 	return result;

   119 	}

   120 

   121 TMTPResponseCode CMTPSvcSetReferences::CheckRequestL()

   122 	{

   123 	__FLOG(_L8("CheckRequestL - Entry"));

   124 

   125 	TMTPResponseCode responseCode = CMTPRequestProcessor::CheckRequestL();

   126 	if (EMTPRespCodeOK == responseCode)

   127 		{

   128 		TUint32 objectHandle = Request().Uint32(TMTPTypeRequest::ERequestParameter1);

   129 		iReceivedObjectMetaData = CMTPObjectMetaData::NewL();

   130 		// Check object handle

   131 		MMTPObjectMgr& objMgr(iFramework.ObjectMgr());

   132 		// Check whether object handle is valid

   133 		if (objMgr.ObjectL(objectHandle, *iReceivedObjectMetaData))

   134 			{

   135 			// Check whether the owner of this object is correct data provider

   136 			if (iReceivedObjectMetaData->Uint(CMTPObjectMetaData::EDataProviderId) != iFramework.DataProviderId())

   137 				{

   138 				responseCode = EMTPRespCodeInvalidObjectHandle;

   139 				__FLOG(_L8("CheckRequestL - DataProviderId dismatch"));

   140 				}

   141 			else

   142 				{

   143 				// Check format code

   144 				TUint16 formatCode = iReceivedObjectMetaData->Uint(CMTPObjectMetaData::EFormatCode);

   145 				if (!iDataProvider.ObjectHandler(formatCode))

   146 					{

   147 					responseCode = EMTPRespCodeInvalidObjectHandle;

   148 					}

   149 				}

   150 			}

   151 		else

   152 			{

   153 			responseCode = EMTPRespCodeInvalidObjectHandle;

   154 			}

   155 		}

   156 	__FLOG_VA((_L8("CheckRequestL - Exit with code: 0x%04X"), responseCode));

   157 	return responseCode;

   158 	}