--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/mtpfws/mtpfw/dataproviders/dputility/src/cmtpsvcgetobjectproplist.cpp Tue Feb 02 01:11:40 2010 +0200
@@ -0,0 +1,323 @@
+// Copyright (c) 2008-2009 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/cmtpsvcgetobjectproplist.cpp
+
+#include <mtp/cmtpobjectmetadata.h>
+#include <mtp/cmtptypeobjectproplist.h>
+#include <mtp/mmtpdataproviderframework.h>
+#include <mtp/mmtpobjectmgr.h>
+#include <mtp/mtpdatatypeconstants.h>
+
+#include "cmtpsvcgetobjectproplist.h"
+#include "mtpsvcdpconst.h"
+#include "mmtpservicedataprovider.h"
+#include "mmtpsvcobjecthandler.h"
+
+// Class constants.
+__FLOG_STMT(_LIT8(KComponent,"SvcGetObjPL");)
+
+EXPORT_C MMTPRequestProcessor* CMTPSvcGetObjectPropList::NewL(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection, MMTPServiceDataProvider& aDataProvider)
+ {
+ CMTPSvcGetObjectPropList* self = new (ELeave) CMTPSvcGetObjectPropList(aFramework, aConnection, aDataProvider);
+ CleanupStack::PushL(self);
+ self->ConstructL();
+ CleanupStack::Pop(self);
+ return self;
+ }
+
+EXPORT_C CMTPSvcGetObjectPropList::~CMTPSvcGetObjectPropList()
+ {
+ __FLOG(_L8("~CMTPSvcGetObjectPropList - Entry"));
+ delete iPropertyList;
+ delete iReceivedObjectMetaData;
+ iObjectHandles.Close();
+ __FLOG(_L8("~CMTPSvcGetObjectPropList - Exit"));
+ __FLOG_CLOSE;
+ }
+
+CMTPSvcGetObjectPropList::CMTPSvcGetObjectPropList(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection, MMTPServiceDataProvider& aDataProvider) :
+ CMTPRequestProcessor(aFramework, aConnection, 0, NULL),
+ iError(KErrNone),
+ iDataProvider(aDataProvider),
+ iResponseCode(EMTPRespCodeOK)
+ {
+ }
+
+void CMTPSvcGetObjectPropList::ConstructL()
+ {
+ __FLOG_OPEN(KMTPSubsystem, KComponent);
+ __FLOG(_L8("ConstructL - Entry"));
+ iPropertyList = CMTPTypeObjectPropList::NewL();
+ __FLOG(_L8("ConstructL - Exit"));
+ }
+
+TMTPResponseCode CMTPSvcGetObjectPropList::CheckRequestL()
+ {
+ __FLOG(_L8("CheckRequestL - Entry"));
+ TMTPResponseCode responseCode = CMTPRequestProcessor::CheckRequestL();
+ if (EMTPRespCodeOK == responseCode)
+ {
+ responseCode = CheckObjectHandleAndFormatL();
+ }
+
+ if (EMTPRespCodeOK == responseCode)
+ {
+ responseCode = CheckDepth();
+ }
+
+ __FLOG_VA((_L8("CheckRequestL - Exit with responseCode = 0x%04X"), responseCode));
+ return responseCode;
+ }
+
+TMTPResponseCode CMTPSvcGetObjectPropList::CheckObjectHandleAndFormatL()
+ {
+ __FLOG(_L8("CheckObjectHandleAndFormatL - Entry"));
+ TMTPResponseCode responseCode = EMTPRespCodeOK;
+
+ TUint32 objectHandle = Request().Uint32(TMTPTypeRequest::ERequestParameter1);
+ TUint32 formatCode = Request().Uint32(TMTPTypeRequest::ERequestParameter2);
+ iPropCode = Request().Uint32(TMTPTypeRequest::ERequestParameter3);
+ iReceivedObjectMetaData = CMTPObjectMetaData::NewL();
+ // Object is a specified handle
+ if (objectHandle != KMTPHandleAll && objectHandle != KMTPHandleAllRootLevel)
+ {
+ MMTPObjectMgr& objects(iFramework.ObjectMgr());
+ //Check whether object handle is valid
+ if (objects.ObjectL(objectHandle, *iReceivedObjectMetaData))
+ {
+ if (iReceivedObjectMetaData->Uint(CMTPObjectMetaData::EDataProviderId) != iFramework.DataProviderId())
+ {
+ responseCode = EMTPRespCodeInvalidObjectHandle;
+ __FLOG(_L8("CheckRequestL - DataProviderId dismatch"));
+ }
+ else
+ {
+ // If handle is ok, ignore format code parameter
+ formatCode = iReceivedObjectMetaData->Uint(CMTPObjectMetaData::EFormatCode);
+ iObjectHandler = iDataProvider.ObjectHandler(formatCode);
+ if (!iObjectHandler)
+ {
+ responseCode = EMTPRespCodeInvalidObjectHandle;
+ }
+ else
+ {
+ responseCode = CheckPropertyCodeForFormatL(formatCode);
+ }
+ }
+ }
+ else
+ {
+ responseCode = EMTPRespCodeInvalidObjectHandle;
+ }
+ }
+ // If object handle is 0x0000000 or 0xFFFFFFFF
+ else
+ {
+ // A formatCode value of 0x00000000 indicates that this parameter is not being used and properties
+ // of all Object Formats are desired.
+ if (formatCode != KMTPNotSpecified32)
+ {
+ iObjectHandler = iDataProvider.ObjectHandler(formatCode);
+ if (!iObjectHandler)
+ {
+ responseCode = EMTPRespCodeSpecificationByFormatUnsupported;
+ }
+ else
+ {
+ responseCode = CheckPropertyCodeForFormatL(formatCode);
+ }
+ }
+ }
+ __FLOG_VA((_L8("CheckObjectHandleAndFormatL - Exit with response code = 0x%04X"), responseCode));
+ return responseCode;
+ }
+
+TMTPResponseCode CMTPSvcGetObjectPropList::CheckPropertyCodeForFormatL(TUint32 aFormatCode) const
+ {
+ __FLOG(_L8("CheckPropertyCodeForFormatL - Entry"));
+ TMTPResponseCode responseCode = EMTPRespCodeOK;
+ if (iPropCode != KMTPObjectPropCodeAll && iPropCode != KMTPNotSpecified32)
+ {
+ if (!iDataProvider.IsValidObjectPropCodeL(aFormatCode, iPropCode))
+ {
+ responseCode = EMTPRespCodeInvalidObjectPropCode;
+ }
+ }
+ __FLOG_VA((_L8("CheckPropertyCodeForFormatL - Exit with response code = 0x%04X"), responseCode));
+ return responseCode;
+ }
+
+/**
+Ensures that the requested object depth is one we support.
+@return EMTPRespCodeOK, or EMTPRespCodeSpecificationByDepthUnsupported if the depth is unsupported
+*/
+TMTPResponseCode CMTPSvcGetObjectPropList::CheckDepth() const
+ {
+ __FLOG(_L8("CheckDepth - Entry"));
+ TMTPResponseCode responseCode = EMTPRespCodeSpecificationByDepthUnsupported;
+ // Support depth 0 or 1 or 0xFFFFFFFF
+ TUint32 handle = Request().Uint32(TMTPTypeRequest::ERequestParameter1);
+ TUint32 depth = Request().Uint32(TMTPTypeRequest::ERequestParameter5);
+ if (depth == 0 || depth == 1 || depth == KMTPHandleNoParent)
+ {
+ responseCode = EMTPRespCodeOK;
+ }
+ __FLOG_VA((_L8("CheckDepth - Exit with response code = 0x%04X"), responseCode));
+ return responseCode;
+ }
+
+void CMTPSvcGetObjectPropList::ServiceL()
+ {
+ __FLOG(_L8("ServiceL - Entry"));
+ TUint32 handle(Request().Uint32(TMTPTypeRequest::ERequestParameter1));
+ TUint32 formatCode(Request().Uint32(TMTPTypeRequest::ERequestParameter2));
+ TUint32 depth(Request().Uint32(TMTPTypeRequest::ERequestParameter5));
+ iGroupId = Request().Uint32(TMTPTypeRequest::ERequestParameter4);
+ // Get all objects or root objects
+ if (handle == KMTPHandleAll || handle == KMTPHandleAllRootLevel)
+ {
+ // For service DP, the two cases are the same, need all handles with format code.
+ RMTPObjectMgrQueryContext context;
+ CleanupClosePushL(context);
+ do
+ {
+ TUint32 storageId = iDataProvider.StorageId();
+ TMTPObjectMgrQueryParams params(storageId, formatCode, KMTPHandleNoParent);
+ iFramework.ObjectMgr().GetObjectHandlesL(params, context, iObjectHandles);
+ }
+ while (!context.QueryComplete());
+ CleanupStack::PopAndDestroy(&context);
+ iHandleIndex = 0;
+ CompleteSelf(KErrNone);
+ }
+ else
+ {
+ GetObjectPropertyHelperL();
+ SendDataL(*iPropertyList);
+ }
+ __FLOG(_L8("ServiceL - Exit"));
+ }
+
+/**
+Handle the response phase of the current request
+@return EFalse
+*/
+TBool CMTPSvcGetObjectPropList::DoHandleResponsePhaseL()
+ {
+ __FLOG(_L8("DoHandleResponsePhaseL - Entry"));
+ TMTPResponseCode responseCode = (iCancelled ? EMTPRespCodeIncompleteTransfer : iResponseCode);
+ SendResponseL(responseCode);
+ __FLOG_VA((_L8("DoHandleResponsePhaseL - Exit with response code = 0x%04X"), responseCode));
+ return EFalse;
+ }
+
+void CMTPSvcGetObjectPropList::RunL()
+ {
+ __FLOG(_L8("RunL - Entry"));
+ __FLOG_VA((_L8("the number of objects to be queried is %d, iHandleIndex is %d"), iObjectHandles.Count(), iHandleIndex));
+
+ TInt count = iObjectHandles.Count();
+ const TUint32 granularity = iDataProvider.OperationGranularity();
+ for (TInt i = 0; iHandleIndex < count && i < granularity; i++)
+ {
+ TUint handle = iObjectHandles[iHandleIndex++];
+ iFramework.ObjectMgr().ObjectL(handle, *iReceivedObjectMetaData);
+ // Process for each object
+ TUint16 formatCode = iReceivedObjectMetaData->Uint(CMTPObjectMetaData::EFormatCode);
+ iObjectHandler = iDataProvider.ObjectHandler(formatCode);
+ if (iObjectHandler)
+ {
+ GetObjectPropertyHelperL();
+ }
+ else
+ {
+ // An unsupport object got from object mgr.
+ iResponseCode = EMTPRespCodeInvalidObjectHandle;
+ }
+ __FLOG_VA((_L8("Get a object property list, SUID:%S, response code: 0x%4x"), &(iReceivedObjectMetaData->DesC(CMTPObjectMetaData::ESuid)), iResponseCode));
+ }
+
+ if (iHandleIndex >= count)
+ {
+ ProcessFinalPhaseL();
+ }
+ else
+ {
+ CompleteSelf(KErrNone);
+ }
+ __FLOG(_L8("RunL - Exit"));
+ }
+
+TInt CMTPSvcGetObjectPropList::RunError(TInt aError)
+ {
+ __FLOG(_L8("RunError - Entry"));
+ CompleteSelf(aError);
+ __FLOG(_L8("RunError - Exit"));
+ return KErrNone;
+ }
+
+/**
+Complete myself
+*/
+void CMTPSvcGetObjectPropList::CompleteSelf(TInt aError)
+ {
+ __FLOG(_L8("CompleteSelf - Entry"));
+ SetActive();
+ TRequestStatus* status = &iStatus;
+ *status = KRequestPending;
+ User::RequestComplete(status, aError);
+ __FLOG(_L8("CompleteSelf - Exit"));
+ }
+
+/**
+Signal to the initiator that the deletion operation has finished with or without error
+*/
+void CMTPSvcGetObjectPropList::ProcessFinalPhaseL()
+ {
+ __FLOG(_L8("ProcessFinalPhaseL - Entry"));
+ SendDataL(*iPropertyList);
+ __FLOG(_L8("ProcessFinalPhaseL - Exit"));
+ }
+
+void CMTPSvcGetObjectPropList::GetObjectPropertyHelperL()
+ {
+ if (iPropCode == KMTPObjectPropCodeAll)
+ {
+ // A value of 0xFFFFFFFF indicates that all properties are requested except those
+ // with a group code of 0xFFFFFFFF
+ iGroupId = 0; // Get all object prop codes
+ }
+ if (iPropCode == KMTPNotSpecified32 || iPropCode == KMTPObjectPropCodeAll)
+ {
+ // A value of 0x00000000 in the third parameter indicates that the fourth
+ // parameter should be used
+ RArray<TUint32> objectPropCodes;
+ CleanupClosePushL(objectPropCodes);
+ iResponseCode = iObjectHandler->GetAllObjectPropCodeByGroupL(iGroupId, objectPropCodes);
+ if (iResponseCode == EMTPRespCodeOK)
+ {
+ TInt count = objectPropCodes.Count();
+ for (TInt i = 0; i < count && iResponseCode == EMTPRespCodeOK; i++)
+ {
+ iResponseCode = iObjectHandler->GetObjectPropertyL(*iReceivedObjectMetaData, objectPropCodes[i], *iPropertyList);
+ }
+ }
+ CleanupStack::PopAndDestroy(&objectPropCodes);
+ }
+ else
+ {
+ // Get one prop info into objectproplist.
+ iResponseCode = iObjectHandler->GetObjectPropertyL(*iReceivedObjectMetaData, iPropCode, *iPropertyList);
+ }
+ }