--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mtpfws/mtpfw/datatypes/src/cmtptypetrivialdata.cpp	Tue Feb 02 01:11:40 2010 +0200
@@ -0,0 +1,120 @@
+// 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:
+//
+
+/**
+ @file
+ @publishedPartner
+*/
+
+#include <mtp/mtpdatatypeconstants.h>
+#include <mtp/cmtptypetrivialdata.h>
+
+
+const TInt KMaxSizeOfWriteBuffer = 0x00004000; // 16KB
+
+EXPORT_C CMTPTypeTrivialData* CMTPTypeTrivialData::NewL()
+    {
+    CMTPTypeTrivialData* self = NewLC();
+    CleanupStack::Pop(self);
+    return self;
+    }
+
+EXPORT_C CMTPTypeTrivialData* CMTPTypeTrivialData::NewLC()
+    {
+    CMTPTypeTrivialData* self = new(ELeave) CMTPTypeTrivialData();
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    return self;
+    }
+
+void CMTPTypeTrivialData::ConstructL()
+    {
+    
+    }
+
+CMTPTypeTrivialData::CMTPTypeTrivialData()
+    {
+
+    }
+
+EXPORT_C CMTPTypeTrivialData::~CMTPTypeTrivialData()
+    {
+    iBuffer.Close();
+    }
+
+EXPORT_C TInt CMTPTypeTrivialData::FirstReadChunk(TPtrC8& /* aChunk */) const
+    {
+    __ASSERT_DEBUG(EFalse, User::Invariant());
+    return KMTPChunkSequenceCompletion;
+    }
+    
+EXPORT_C TInt CMTPTypeTrivialData::NextReadChunk(TPtrC8& /* aChunk */) const
+    {
+    __ASSERT_DEBUG(EFalse, User::Invariant());
+    return KErrNotReady;
+    }
+
+EXPORT_C TInt CMTPTypeTrivialData::FirstWriteChunk(TPtr8& aChunk)
+    {    
+    return NextWriteChunk(aChunk);
+    }
+
+EXPORT_C TInt CMTPTypeTrivialData::NextWriteChunk(TPtr8& aChunk)
+    {    
+    if (iBuffer.MaxSize() == 0)
+    {
+    iBuffer.Create(KMaxSizeOfWriteBuffer);
+    }
+    aChunk.Set( const_cast<TUint8*>(iBuffer.Ptr()), 0, KMaxSizeOfWriteBuffer);
+    return KErrNone;    
+    }
+
+EXPORT_C TInt CMTPTypeTrivialData::FirstWriteChunk(TPtr8& aChunk, TUint aDataLength )
+    {
+    return NextWriteChunk(aChunk, aDataLength);
+    }
+
+EXPORT_C TInt CMTPTypeTrivialData::NextWriteChunk(TPtr8& aChunk, TUint aDataLength )
+    {
+    TInt ret = KMTPChunkSequenceCompletion;
+    TUint len = aDataLength;
+    if(aDataLength > KMaxSizeOfWriteBuffer)
+        {
+        len = KMaxSizeOfWriteBuffer;
+        ret = KErrNone;
+        }
+    
+    if (iBuffer.MaxSize() == 0)
+    {
+    iBuffer.Create(len);
+    }
+    
+    aChunk.Set( const_cast<TUint8*>(iBuffer.Ptr()), 0, len);
+
+    return ret;
+    }
+
+EXPORT_C TUint64 CMTPTypeTrivialData::Size() const
+    {
+    return 0;
+    }
+
+EXPORT_C TUint CMTPTypeTrivialData::Type() const
+    {
+    return EMTPTypeTrivialData;        
+    }
+
+   
+