diff -r c9776eadbffd -r dd4909eb54cd commsfwutils/commsbufs/mbufgobblerlayer/src/mbufgobblerproviderselector.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/commsfwutils/commsbufs/mbufgobblerlayer/src/mbufgobblerproviderselector.cpp Thu Sep 23 10:22:55 2010 +0100 @@ -0,0 +1,105 @@ +// Copyright (c) 2010 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: +// MbufGobbler selector. Used by the Tier Manager to select the access point below +// (management plane) +// +// +// This is a 3-plane comms layer implementation example, which has been customised to be a test layer which gobbles and releases ESOCK MBUFs. +// The MBuf gobbling functionality can be disabled by undefining the macro SYMBIAN_COMMSFW_MBUF_GOBBLER which is specified in mbufgobblerproviders.mmp. +// When SYMBIAN_COMMSFW_MBUF_GOBBLER is undefined, the source code specified by mbufgobblerproviders.mmp becomes a pass through layer i.e. it passes the data +// through to the layer above or below without altering it. This makes it useful as a starting point for implementing your own layers / providers; +// useful documentation on how to customise your own passthrough layer can be found in ..\docs\MbufGobblerLayer.doc +// + +/** + @file + @internalComponent +*/ + +#include "mbufgobblerproviderselector.h" +#include "mbufgobblerlog.h" + +//extra includes +#include //needed as declares MProviderSelector. +#include //needed for CommsDat::CMDBSession +#include //needed for ESock::TierManagerUtils +#include //needed for CCDTierRecord (iTierRecord) + +#include "mbufgobbler_panic.h" //needed for ASSERT_DEBUG +#include "mbufgobblertiermanagerfactory.h" //needed for CMbufGobblerTierManagerFactory::iUid +#include "mbufgobblermetaconnproviderfactory.h" //needed for CMbufGobblerMetaConnectionProviderFactory::iUid + + +ESock::MProviderSelector* CMbufGobblerProviderSelector::NewL(const Meta::SMetaData& aSelectionPreferences) + { + //LOG_STATIC_FUNC + ASSERT_DEBUG(aSelectionPreferences.IsTypeOf(ESock::TSelectionPrefs::TypeId()), EUnexpectedTSelectionPrefsType); + + CMbufGobblerProviderSelector* self = NULL; + self = new(ELeave) CMbufGobblerProviderSelector(aSelectionPreferences); + CleanupStack::PushL(self); + + CommsDat::CMDBSession* dbs = CommsDat::CMDBSession::NewLC(KCDVersion1_2); + + self->iTierRecord = ESock::TierManagerUtils::LoadTierRecordL(TUid::Uid(CMbufGobblerTierManagerFactory::iUid), *dbs); + + ASSERT_DEBUG(static_cast(self->iTierRecord->iDefaultAccessPoint)!=0,EUnexpectedTSelectionPrefsType); + + CleanupStack::Pop(dbs); + CleanupStack::Pop(self); + ASSERT_DEBUG(self->iDbs == NULL, EInvalidNullPtr); + self->iDbs = dbs; + return self; + } + +CMbufGobblerProviderSelector::CMbufGobblerProviderSelector(const Meta::SMetaData& aSelectionPreferences) +: ASimpleSelectorBase(aSelectionPreferences) + { + } + +CMbufGobblerProviderSelector::~CMbufGobblerProviderSelector() + { + } + +void CMbufGobblerProviderSelector::Destroy() + { + delete this; + } + + +/** +Find or create a Mbufgobbler Meta Connection Provider +*/ +ESock::CMetaConnectionProviderBase* CMbufGobblerProviderSelector::FindOrCreateProviderL(TUint aAccessPoint) + { + return ASimpleSelectorBase::FindOrCreateProviderL(aAccessPoint); + } + + +/** +Perform the selection of a Meta Connection Provider +*/ +void CMbufGobblerProviderSelector::SelectL(ESock::ISelectionNotify& aSelectionNotify) + { + ASSERT_DEBUG(iDbs, EInvalidNullPtr); + ASSERT_DEBUG(iTierRecord, EInvalidNullPtr); + TUint32 defaultAccessPoint = iTierRecord->iDefaultAccessPoint; + + //Must be set + User::LeaveIfError(defaultAccessPoint!=0 ? KErrNone : KErrCorrupt); + + // Send select complete with the provider, and the final select complete + aSelectionNotify.SelectComplete(this, FindOrCreateProviderL(defaultAccessPoint)); + aSelectionNotify.SelectComplete(this, NULL); + }