--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/mtpfws/mtpfw/datatypes/src/cmtptypeopaquedata.cpp Tue Feb 02 01:11:40 2010 +0200
@@ -0,0 +1,180 @@
+// 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/cmtptypeopaquedata.h>
+
+
+const TInt KMaxSizeOfWriteBuffer = 0x00010000; // 64KB
+
+EXPORT_C CMTPTypeOpaqueData* CMTPTypeOpaqueData::NewL()
+ {
+ CMTPTypeOpaqueData* self = NewLC();
+ CleanupStack::Pop(self);
+ return self;
+ }
+
+EXPORT_C CMTPTypeOpaqueData* CMTPTypeOpaqueData::NewLC()
+ {
+ CMTPTypeOpaqueData* self = new(ELeave) CMTPTypeOpaqueData();
+ CleanupStack::PushL(self);
+ self->ConstructL();
+ return self;
+ }
+
+EXPORT_C CMTPTypeOpaqueData* CMTPTypeOpaqueData::NewL(const TDesC8 &aDes)
+ {
+ CMTPTypeOpaqueData* self = NewLC(aDes);
+ CleanupStack::Pop(self);
+ return self;
+ }
+
+EXPORT_C CMTPTypeOpaqueData* CMTPTypeOpaqueData::NewLC(const TDesC8 &aDes)
+ {
+ CMTPTypeOpaqueData* self = new(ELeave) CMTPTypeOpaqueData();
+ CleanupStack::PushL(self);
+ self->ConstructL(aDes);
+ return self;
+ }
+
+void CMTPTypeOpaqueData::ConstructL()
+ {
+
+ }
+
+CMTPTypeOpaqueData::CMTPTypeOpaqueData():
+ iPtrBuffer(NULL, 0)
+ {
+
+ }
+
+EXPORT_C CMTPTypeOpaqueData::~CMTPTypeOpaqueData()
+ {
+ iBuffer.Close();
+ }
+
+void CMTPTypeOpaqueData::ConstructL(const TDesC8 &aDes)
+ {
+ iPtrBuffer.Set(const_cast<TUint8*>(aDes.Ptr()), aDes.Length(), aDes.Size());
+ }
+
+EXPORT_C TInt CMTPTypeOpaqueData::FirstReadChunk(TPtrC8& aChunk) const
+ {
+ aChunk.Set(iPtrBuffer);
+
+ return KMTPChunkSequenceCompletion;
+ }
+
+EXPORT_C TInt CMTPTypeOpaqueData::NextReadChunk(TPtrC8& aChunk) const
+ {
+ aChunk.Set(NULL, 0);
+ return KErrNotReady;
+ }
+
+TInt CMTPTypeOpaqueData::CreateBuffer( const TInt aMaxSize )
+ {
+ TInt err = iBuffer.Create( aMaxSize );
+ if( KErrNone != err)
+ return err;
+
+ iPtrBuffer.Set(const_cast<TUint8*>(iBuffer.Ptr()), 0, aMaxSize);
+
+ return KErrNone;
+ }
+
+EXPORT_C TInt CMTPTypeOpaqueData::FirstWriteChunk(TPtr8& aChunk)
+ {
+ if(iPtrBuffer.MaxSize() == 0)
+ {
+ TInt err = CreateBuffer( KMaxSizeOfWriteBuffer );
+ if( KErrNone != err)
+ return err;
+ }
+
+ aChunk.Set( const_cast<TUint8*>(iPtrBuffer.Ptr()), 0, iPtrBuffer.MaxSize());
+
+ return KMTPChunkSequenceCompletion;
+ }
+
+EXPORT_C TInt CMTPTypeOpaqueData::FirstWriteChunk(TPtr8& aChunk, TUint aDataLength )
+ {
+ if(KMaxSizeOfWriteBuffer < aDataLength )
+ return KErrOverflow;
+
+ TInt size = aDataLength;
+ if( aDataLength <= 0 )
+ {
+ size = KMaxSizeOfWriteBuffer;
+ }
+
+ TInt err = CreateBuffer( size );
+ if( KErrNone != err)
+ return err;
+
+
+ return FirstWriteChunk(aChunk);
+ }
+
+EXPORT_C TInt CMTPTypeOpaqueData::NextWriteChunk(TPtr8& aChunk)
+ {
+ aChunk.Set(NULL, 0, 0);
+ return KErrNotReady;
+ }
+
+EXPORT_C TBool CMTPTypeOpaqueData::CommitRequired() const
+ {
+ return ETrue;
+ }
+
+EXPORT_C MMTPType* CMTPTypeOpaqueData::CommitChunkL(TPtr8& aChunk)
+ {
+ iPtrBuffer.Set(aChunk);
+ return NULL;
+ }
+
+EXPORT_C TUint64 CMTPTypeOpaqueData::Size() const
+ {
+ return iPtrBuffer.Size();
+ }
+
+EXPORT_C TUint CMTPTypeOpaqueData::Type() const
+ {
+ return EMTPTypeOpaqueData;
+ }
+
+EXPORT_C TInt CMTPTypeOpaqueData::Read(TPtrC8 &aDes) const
+ {
+ aDes.Set( iPtrBuffer );
+ return KErrNone;
+ }
+
+EXPORT_C TInt CMTPTypeOpaqueData::Write( const TPtrC8 &aDes)
+ {
+ if(iBuffer.MaxSize() != 0)
+ {
+ iBuffer.Close();
+ }
+
+ iPtrBuffer.Set(const_cast<TUint8*>(aDes.Ptr()), aDes.Length(), aDes.Size());
+ return KErrNone;
+ }
+
+
+