--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/mtpfws/mtpfw/dataproviders/dputility/src/cmtpgetobject.cpp Tue Feb 02 01:11:40 2010 +0200
@@ -0,0 +1,143 @@
+// 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:
+//
+
+#include <f32file.h>
+
+#include <mtp/cmtptypefile.h>
+#include <mtp/cmtpobjectmetadata.h>
+#include <mtp/mmtpdataproviderframework.h>
+#include <mtp/mmtpobjectmgr.h>
+#include <mtp/mmtpstoragemgr.h>
+#include <mtp/mtpprotocolconstants.h>
+#include <mtp/tmtptyperequest.h>
+
+#include "cmtpgetobject.h"
+#include "mtpdppanic.h"
+
+// Class constants.
+__FLOG_STMT(_LIT8(KComponent,"GetObject");)
+
+/**
+Verification data for the GetNumObjects request
+*/
+const TMTPRequestElementInfo KMTPGetObjectPolicy[] =
+ {
+ {TMTPTypeRequest::ERequestParameter1, EMTPElementTypeObjectHandle, EMTPElementAttrFile, 0, 0, 0}
+ };
+
+/**
+Two-phase construction method
+@param aPlugin The data provider plugin
+@param aFramework The data provider framework
+@param aConnection The connection from which the request comes
+@return a pointer to the created request processor object
+*/
+EXPORT_C MMTPRequestProcessor* CMTPGetObject::NewL(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection)
+ {
+ CMTPGetObject* self = new (ELeave) CMTPGetObject(aFramework, aConnection);
+ CleanupStack::PushL(self);
+ self->ConstructL();
+ CleanupStack::Pop(self);
+ return self;
+ }
+
+/**
+Destructor
+*/
+EXPORT_C CMTPGetObject::~CMTPGetObject()
+ {
+ __FLOG(_L8("~CMTPGetObject - Entry"));
+ delete iFileObject;
+ __FLOG(_L8("~CMTPGetObject - Exit"));
+ __FLOG_CLOSE;
+ }
+
+/**
+Standard c++ constructor
+*/
+CMTPGetObject::CMTPGetObject(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection) :
+ CMTPRequestProcessor(aFramework, aConnection, sizeof(KMTPGetObjectPolicy)/sizeof(TMTPRequestElementInfo), KMTPGetObjectPolicy),
+ iError(EMTPRespCodeOK)
+ {
+
+ }
+
+/**
+Second-phase constructor.
+*/
+void CMTPGetObject::ConstructL()
+ {
+ __FLOG_OPEN(KMTPSubsystem, KComponent);
+ __FLOG(_L8("ConstructL - Entry"));
+ __FLOG(_L8("ConstructL - Exit"));
+ }
+
+/**
+GetObject request handler
+*/
+void CMTPGetObject::ServiceL()
+ {
+ __FLOG(_L8("ServiceL - Entry"));
+ __ASSERT_DEBUG(iRequestChecker, Panic(EMTPDpRequestCheckNull));
+ TUint32 objectHandle = Request().Uint32(TMTPTypeRequest::ERequestParameter1);
+ //does not take ownership
+ CMTPObjectMetaData* objectInfo = iRequestChecker->GetObjectInfo(objectHandle);
+ if (!objectInfo)
+ {
+ // The object handle has already been checked, so an invalid handle can
+ // only occur if it was invalidated during a context switch between
+ // the validation time and now.
+ iError = EMTPRespCodeInvalidObjectHandle;
+ }
+ else if ( objectInfo->Uint(CMTPObjectMetaData::EFormatCode)==EMTPFormatCodeAssociation
+ && objectInfo->Uint(CMTPObjectMetaData::EFormatSubCode)==EMTPAssociationTypeGenericFolder)
+ {
+ iError = EMTPRespCodeInvalidObjectHandle;
+ }
+ else
+ {
+ BuildFileObjectL(objectInfo->DesC(CMTPObjectMetaData::ESuid));
+ SendDataL(*iFileObject);
+ }
+ __FLOG(_L8("ServiceL - Exit"));
+ }
+
+
+/**
+Build the file object data set for the file requested
+@param aFileName The file name of the requested object
+*/
+void CMTPGetObject::BuildFileObjectL(const TDesC& aFileName)
+ {
+ __FLOG(_L8("BuildFileObjectL - Entry"));
+ delete iFileObject;
+ iFileObject = NULL;
+ iFileObject = CMTPTypeFile::NewL(iFramework.Fs(), aFileName, EFileRead);
+ __FLOG(_L8("BuildFileObjectL - Exit"));
+ }
+
+
+/**
+Handle the response phase of the current request
+@return EFalse
+*/
+TBool CMTPGetObject::DoHandleResponsePhaseL()
+ {
+ __FLOG(_L8("DoHandleResponsePhaseL - Entry"));
+ TMTPResponseCode responseCode = (iCancelled ? EMTPRespCodeIncompleteTransfer : iError);
+ SendResponseL(responseCode);
+ __FLOG(_L8("DoHandleResponsePhaseL - Exit"));
+ return EFalse;
+ }