diff -r 000000000000 -r d0791faffa3f mtptransports/mtpptpiptransport/ptpipdatatypes/src/tptpipstartdatapayload.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mtptransports/mtpptpiptransport/ptpipdatatypes/src/tptpipstartdatapayload.cpp	Tue Feb 02 01:11:40 2010 +0200
@@ -0,0 +1,121 @@
+// 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:
+//
+
+/**
+ @internalComponent
+*/
+
+#include "ptpipdatatypes.h"
+#include "tptpipstartdatapayload.h"
+
+	
+// Dataset element metadata.
+const TPTPIPTypeStartDataPayload::TElementInfo TPTPIPTypeStartDataPayload::iElementMetaData[ENumElements] = 
+    {
+        {EMTPTypeUINT32, 0,  KMTPTypeUINT32Size},  // Transaction Id
+        {EMTPTypeUINT64, 4,  KMTPTypeUINT64Size}   // Total Data size
+    };
+
+/**
+ Constructor.
+ */
+EXPORT_C TPTPIPTypeStartDataPayload::TPTPIPTypeStartDataPayload() :
+	iElementInfo(iElementMetaData, ENumElements),
+	iBuffer(KSize)
+	{
+	SetBuffer(iBuffer);
+	}
+
+/**
+ Resets the dataset.
+ */
+EXPORT_C void TPTPIPTypeStartDataPayload::Reset()
+	{
+	TMTPTypeFlatBase::Reset();
+	}
+
+/**
+ Sets the transaction id.
+ */
+EXPORT_C void TPTPIPTypeStartDataPayload::SetUint32(TInt aElementId, TUint32 aData)
+	{
+	__ASSERT_DEBUG((aElementId == ETransactionId), User::Invariant());
+	TMTPTypeFlatBase::SetUint32(aElementId, aData);
+	}
+
+/**
+ Gets the transaction id
+ */
+EXPORT_C TUint32 TPTPIPTypeStartDataPayload::Uint32(TInt aElementId) const
+	{
+	__ASSERT_DEBUG((aElementId == ETransactionId), User::Invariant());
+	return TMTPTypeFlatBase::Uint32(aElementId);
+	}
+
+/**
+ Sets the 64 bit size of total data in the data phase. 
+ */
+EXPORT_C void TPTPIPTypeStartDataPayload::SetUint64(TInt aElementId, TUint64 aData)
+	{
+	__ASSERT_DEBUG((aElementId == ETotalSize), User::Invariant());
+	TMTPTypeFlatBase::SetUint64(aElementId, aData);
+	}
+
+/**
+ Gets the 64 bit size of the total data in the data phase. 
+ */
+EXPORT_C TUint64 TPTPIPTypeStartDataPayload::Uint64(TInt aElementId) const
+	{
+	__ASSERT_DEBUG((aElementId == ETotalSize), User::Invariant());
+	return TMTPTypeFlatBase::Uint64(aElementId);
+	}
+
+/**
+ todo
+ */
+EXPORT_C TInt TPTPIPTypeStartDataPayload::FirstReadChunk(TPtrC8& aChunk) const
+	{
+	TInt ret(TMTPTypeFlatBase::FirstReadChunk(aChunk));
+	return ret;
+	}
+
+EXPORT_C TUint64 TPTPIPTypeStartDataPayload::Size() const
+	{
+	return KSize;
+	}
+
+EXPORT_C TUint TPTPIPTypeStartDataPayload::Type() const
+	{
+	return EPTPIPTypeStartDataPayload;
+	}
+
+EXPORT_C TBool TPTPIPTypeStartDataPayload::CommitRequired() const
+	{
+	return ETrue;
+	}
+
+/**
+ todo: nothing to do here?
+ */
+EXPORT_C MMTPType* TPTPIPTypeStartDataPayload::CommitChunkL(TPtr8& /*aChunk*/)
+	{
+	return NULL;
+	}
+
+EXPORT_C const TMTPTypeFlatBase::TElementInfo& TPTPIPTypeStartDataPayload::ElementInfo(TInt aElementId) const
+	{
+	return iElementInfo[aElementId];
+	}
+