mtpfws/mtpfw/dataproviders/dputility/src/cmtpsvcsetreferences.cpp
changeset 0 d0791faffa3f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mtpfws/mtpfw/dataproviders/dputility/src/cmtpsvcsetreferences.cpp	Tue Feb 02 01:11:40 2010 +0200
@@ -0,0 +1,158 @@
+// Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+// mw/remoteconn/mtpfws/mtpfw/dataproviders/dputility/src/cmtpsvcsetreferences.cpp
+
+
+#include <mtp/cmtpobjectmetadata.h>
+#include <mtp/cmtptypearray.h>
+#include <mtp/tmtptyperequest.h>
+#include <mtp/mmtpdataproviderframework.h>
+#include <mtp/mmtpobjectmgr.h>
+#include <mtp/mmtpreferencemgr.h>
+#include <mtp/mtpdatatypeconstants.h>
+
+#include "cmtpsvcsetreferences.h"
+#include "mmtpservicedataprovider.h"
+#include "mmtpsvcobjecthandler.h"
+
+__FLOG_STMT(_LIT8(KComponent,"SvcSetRef");)
+
+EXPORT_C MMTPRequestProcessor* CMTPSvcSetReferences::NewL(MMTPDataProviderFramework& aFramework, 
+												MMTPConnection& aConnection, 
+												MMTPServiceDataProvider& aDataProvider)
+	{
+	CMTPSvcSetReferences* self = new (ELeave) CMTPSvcSetReferences(aFramework, aConnection, aDataProvider);
+	return self;
+	}
+
+EXPORT_C CMTPSvcSetReferences::~CMTPSvcSetReferences()
+	{
+	__FLOG(_L8("~CMTPSvcGetReferences - Entry"));
+	delete iReferences;
+	delete iReceivedObjectMetaData;
+	__FLOG(_L8("~CMTPSvcGetReferences - Exit"));
+	__FLOG_CLOSE; 
+	}
+
+/**
+Standard c++ constructor
+*/    
+CMTPSvcSetReferences::CMTPSvcSetReferences(MMTPDataProviderFramework& aFramework, 
+										MMTPConnection& aConnection, 
+										MMTPServiceDataProvider& aDataProvider) :
+	CMTPRequestProcessor(aFramework, aConnection, 0, NULL), 
+	iDataProvider(aDataProvider)
+	{
+	__FLOG_OPEN(KMTPSubsystem, KComponent);
+	__FLOG(_L8("Constructed"));
+	}
+
+/**
+SetReferences request handler
+start receiving reference data from the initiator
+*/
+void CMTPSvcSetReferences::ServiceL()
+	{
+	__FLOG(_L8("ServiceL - Entry"));
+	delete iReferences;
+	iReferences = NULL;
+	iReferences = CMTPTypeArray::NewL(EMTPTypeAUINT32);
+	ReceiveDataL(*iReferences);
+	__FLOG(_L8("ServiceL - Exit"));
+	}
+
+TBool CMTPSvcSetReferences::DoHandleResponsePhaseL()
+	{
+	__FLOG(_L8("DoHandleResponsePhaseL - Entry"));
+	if(!VerifyReferenceHandlesL())
+		{
+		SendResponseL(EMTPRespCodeInvalidObjectReference);
+		}
+	else
+		{
+		TUint16 formatCode = iReceivedObjectMetaData->Uint(CMTPObjectMetaData::EFormatCode);
+		TMTPResponseCode responseCode = EMTPRespCodeOK;
+		responseCode = (iDataProvider.ObjectHandler(formatCode))->SetObjectReferenceL(*iReceivedObjectMetaData, *iReferences);
+		SendResponseL(responseCode);
+		}
+	__FLOG(_L8("DoHandleResponsePhaseL - Exit"));
+	return EFalse;
+	}
+
+TBool CMTPSvcSetReferences::HasDataphase() const
+	{
+	return ETrue;
+	}
+
+TBool CMTPSvcSetReferences::VerifyReferenceHandlesL() const
+	{
+	__FLOG(_L8("VerifyReferenceHandlesL - Entry"));
+	__ASSERT_DEBUG(iReferences, User::Invariant());
+	TBool result = ETrue;
+	TInt count = iReferences->NumElements();
+	CMTPObjectMetaData* object = CMTPObjectMetaData::NewLC();
+	MMTPObjectMgr& objectMgr = iFramework.ObjectMgr();
+	for(TInt i = 0; i < count; i++)
+		{
+		TMTPTypeUint32 handle;
+		iReferences->ElementL(i, handle);
+		if(!objectMgr.ObjectL(handle, *object))
+			{
+			result = EFalse;
+			break;
+			}
+		}
+	CleanupStack::PopAndDestroy(object);
+	__FLOG(_L8("VerifyReferenceHandlesL - Exit"));
+	return result;
+	}
+
+TMTPResponseCode CMTPSvcSetReferences::CheckRequestL()
+	{
+	__FLOG(_L8("CheckRequestL - Entry"));
+
+	TMTPResponseCode responseCode = CMTPRequestProcessor::CheckRequestL();
+	if (EMTPRespCodeOK == responseCode)
+		{
+		TUint32 objectHandle = Request().Uint32(TMTPTypeRequest::ERequestParameter1);
+		iReceivedObjectMetaData = CMTPObjectMetaData::NewL();
+		// Check object handle
+		MMTPObjectMgr& objMgr(iFramework.ObjectMgr());
+		// Check whether object handle is valid
+		if (objMgr.ObjectL(objectHandle, *iReceivedObjectMetaData))
+			{
+			// Check whether the owner of this object is correct data provider
+			if (iReceivedObjectMetaData->Uint(CMTPObjectMetaData::EDataProviderId) != iFramework.DataProviderId())
+				{
+				responseCode = EMTPRespCodeInvalidObjectHandle;
+				__FLOG(_L8("CheckRequestL - DataProviderId dismatch"));
+				}
+			else
+				{
+				// Check format code
+				TUint16 formatCode = iReceivedObjectMetaData->Uint(CMTPObjectMetaData::EFormatCode);
+				if (!iDataProvider.ObjectHandler(formatCode))
+					{
+					responseCode = EMTPRespCodeInvalidObjectHandle;
+					}
+				}
+			}
+		else
+			{
+			responseCode = EMTPRespCodeInvalidObjectHandle;
+			}
+		}
+	__FLOG_VA((_L8("CheckRequestL - Exit with code: 0x%04X"), responseCode));
+	return responseCode;
+	}