--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/networkcontrol/ipnetworklayer/src/IPProtoTierManager.cpp Tue Jan 26 15:23:49 2010 +0200
@@ -0,0 +1,210 @@
+// 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:
+// IPProto Tier Manager
+//
+//
+
+/**
+ @file
+ @internalComponent
+*/
+
+#include <comms-infras/ss_log.h>
+#include <comms-infras/ss_coreprstates.h>
+#include <comms-infras/ss_corepractivities.h>
+#include <comms-infras/coretiermanagerstates.h>
+#include <comms-infras/coretiermanageractivities.h>
+#include <comms-infras/coretiernotificationactivity.h>
+#include <comms-infras/coretiernotificationstates.h>
+#include "IPProtoTierManager.h"
+#include "IPProtoTierManagerSelector.h"
+#include <comms-infras/ss_metaconnprov.h>
+#include <in_sock.h>
+
+#ifdef SYMBIAN_TRACE_ENABLE
+#define KIPProtoTierMgrTag KESockMetaConnectionTag
+// _LIT8(KIPProtoTierMgrSubTag, "ipprototiermgr");
+#endif // SYMBIAN_TRACE_ENABLE
+
+using namespace Messages;
+using namespace MeshMachine;
+using namespace ESock;
+using namespace NetStateMachine;
+using namespace TMActivities;
+using namespace CorePanics;
+
+//-=========================================================
+// Panics
+#ifdef _DEBUG
+_LIT (KIpProtoTMPanic,"IpProtoTMPanic");
+#endif
+
+
+//This transition creates a link between legacy NetMCpr & legacy CLinkPrefsSelector
+DEFINE_SMELEMENT(IpProtoTMStates::TSelectProvider, NetStateMachine::MStateTransition, IpProtoTMStates::TContext)
+void IpProtoTMStates::TSelectProvider::DoL()
+ {
+ __ASSERT_DEBUG(iContext.iNodeActivity, User::Panic(KIpProtoTMPanic, KPanicNoActivity));
+ CSelectProviderActivity* act = static_cast<CSelectProviderActivity*>(iContext.iNodeActivity);
+
+ //Create selector
+ act->iSelector = iContext.Node().DoCreateProviderSelectorL(message_cast<TCFSelector::TSimpleSelect>(iContext.iMessage).iSelectionPrefs);
+
+ TBool isItLegacyMcpr = EFalse;
+
+ //First assumption: At this layer (IpProto) all SelectProvider requests are always comming from MCprs.
+#if !defined(__GCCXML__)
+ CMetaConnectionProviderBase& mcpr = mnode_cast<CMetaConnectionProviderBase>(address_cast<TNodeId>(iContext.iSender).Node());
+#else
+ CMetaConnectionProviderBase& mcpr =
+ reinterpret_cast<CMetaConnectionProviderBase&>(address_cast<TNodeId>(iContext.iSender).Node());
+#endif
+
+ //Second assumption: All MCprs at an upper layer (above IpProto) use the Instance() to indicate that they are legacy.
+ if (mcpr.ProviderInfo().Instance() !=0)
+ { //We have a legacy provider above us
+ ASSERT(mcpr.ProviderInfo().TierId() == TUid::Uid(KAfInet)); //Here we can partially test the second assumption
+
+ ASimpleSelectorBase& baseselector = static_cast<ASimpleSelectorBase&>(*act->iSelector);
+ if (baseselector.TypeId() == CLinkPrefsSelector::KUid)
+ {
+ CLinkPrefsSelector& selector = static_cast<CLinkPrefsSelector&>(*act->iSelector);
+ selector.iLegacyMCpr = &mcpr;
+ isItLegacyMcpr = ETrue;
+ }
+ }
+
+ if (!isItLegacyMcpr)
+ {
+ //A 399 selection is ongoing. Note: this code is intentionally not generic and needs to be reworking.
+ AIpProtoSelectorBase& currentSelector = static_cast<AIpProtoSelectorBase&>(*act->iSelector);
+ currentSelector.iNetworkMCpr = &mcpr;
+
+ if (iContext.ActivityId() == ESock::ECFActivityConnectionStartRecovery)
+ {
+ currentSelector.iReselection = ETrue;
+ }
+ }
+
+ ISelectionNotify selectionNotify(act,act->InterfaceVTable());
+ act->iSelector->SelectL(selectionNotify);
+ //Do not do any further processing here as selectors may be returning synchronously (via ISelectionNotify).
+ }
+
+DEFINE_SMELEMENT(IpProtoTMStates::TSelectProviderConnPrefList, NetStateMachine::MStateTransition, IpProtoTMStates::TContext)
+void IpProtoTMStates::TSelectProviderConnPrefList::DoL()
+ {
+ __ASSERT_DEBUG(iContext.iNodeActivity, User::Panic(KIpProtoTMPanic, KPanicNoActivity));
+ CSelectProviderActivity* act = static_cast<CSelectProviderActivity*>(iContext.iNodeActivity);
+
+ //Create selector
+ //If a ConnPrefList is being used we know what kind of Selector to use
+ //(as only one kind supports it) so we can create it without calling
+ //the intermidiate DoCreateProviderSelectorL
+ act->iSelector = new (ELeave) CIpProtoProviderSelectorConnPrefList(message_cast<TCFSelector::TSelect>(iContext.iMessage).iConnPrefList);
+
+ //First assumption: At this layer (IpProto) all SelectProvider requests are always comming from MCprs.
+#if !defined(__GCCXML__)
+ CMetaConnectionProviderBase& mcpr = mnode_cast<CMetaConnectionProviderBase>(address_cast<TNodeId>(iContext.iSender).Node());
+#else
+ CMetaConnectionProviderBase& mcpr =
+ reinterpret_cast<CMetaConnectionProviderBase&>(address_cast<TNodeId>(iContext.iSender).Node());
+#endif
+
+ if (mcpr.ProviderInfo().Instance() !=0)
+ { //We have a legacy provider above us
+ ASSERT(mcpr.ProviderInfo().TierId() == TUid::Uid(KAfInet)); //Here we can partially test the second assumption
+
+ ASimpleSelectorBase& baseselector = static_cast<ASimpleSelectorBase&>(*act->iSelector);
+ if (baseselector.TypeId() == CLinkPrefsSelector::KUid)
+ {
+ CLinkPrefsSelector& selector = static_cast<CLinkPrefsSelector&>(*act->iSelector);
+ selector.iLegacyMCpr = &mcpr;
+ }
+ }
+ else
+ {
+ //A 399 selection is ongoing. Note: this code is intentionally not generic and needs to be reworking.
+ AIpProtoSelectorBase& currentSelector = static_cast<AIpProtoSelectorBase&>(*act->iSelector);
+ currentSelector.iNetworkMCpr = &mcpr;
+
+ if (iContext.ActivityId() == ESock::ECFActivityConnectionStartRecovery)
+ {
+ currentSelector.iReselection = ETrue;
+ }
+ }
+
+ ISelectionNotify selectionNotify(act,act->InterfaceVTable());
+ act->iSelector->SelectL(selectionNotify);
+ //Do not do any further processing here as selectors may be returning synchronously (via ISelectionNotify).
+ }
+
+namespace IpProtoTMSelectProviderActivity
+{ //Simple parallel activity provider selection, waits untill selection completes (via ISelectionNotify), then gets destroyed
+DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivitySelect, IpProtoTMSelectProvider, TCFSelector::TSimpleSelect, CSelectProviderActivity::NewL)
+ FIRST_NODEACTIVITY_ENTRY(TMStates::TAwaitingSelectProvider, MeshMachine::TNoTag)
+ NODEACTIVITY_ENTRY(KNoTag, IpProtoTMStates::TSelectProvider, CoreStates::TNeverAccept, MeshMachine::TNoTag)
+ LAST_NODEACTIVITY_ENTRY(KNoTag, MeshMachine::TDoNothing)
+NODEACTIVITY_END()
+}
+
+namespace IpProtoTMSelectProviderConnPrefListActivity
+{ //Simple parallel activity provider selection, waits untill selection completes (via ISelectionNotify), then gets destroyed
+DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivitySelect, IpProtoTMSelectConnPrefListProvider, TCFSelector::TSelect, CSelectProviderActivity::NewL)
+ FIRST_NODEACTIVITY_ENTRY(TMStates::TAwaitingSelectProviderSuper, MeshMachine::TNoTag)
+ NODEACTIVITY_ENTRY(KNoTag, IpProtoTMStates::TSelectProviderConnPrefList, CoreStates::TNeverAccept, MeshMachine::TNoTag)
+ LAST_NODEACTIVITY_ENTRY(KNoTag, MeshMachine::TDoNothing)
+NODEACTIVITY_END()
+}
+
+namespace IpProtoTMActivities
+{
+DECLARE_DEFINE_ACTIVITY_MAP(stateMap)
+ ACTIVITY_MAP_ENTRY(IpProtoTMSelectProviderActivity,IpProtoTMSelectProvider)
+ ACTIVITY_MAP_ENTRY(IpProtoTMSelectProviderConnPrefListActivity,IpProtoTMSelectConnPrefListProvider)
+ACTIVITY_MAP_END_BASE(TMActivities, coreTMActivities)
+}
+
+
+CIPProtoTierManager* CIPProtoTierManager::NewL(ESock::CTierManagerFactoryBase& aFactory)
+ {
+ return new (ELeave) CIPProtoTierManager(aFactory, IpProtoTMActivities::stateMap::Self());
+ }
+
+CIPProtoTierManager::CIPProtoTierManager(ESock::CTierManagerFactoryBase& aFactory,
+ const MeshMachine::TNodeActivityMap& aActivityMap)
+: CCoreTierManager(aFactory,aActivityMap)
+ {
+ LOG_NODE_CREATE(KIPProtoTierMgrTag, CIPProtoTierManager);
+ }
+
+CIPProtoTierManager::~CIPProtoTierManager()
+ {
+ LOG_NODE_DESTROY(KIPProtoTierMgrTag, CIPProtoTierManager);
+ }
+
+ESock::MProviderSelector* CIPProtoTierManager::DoCreateProviderSelectorL(const Meta::SMetaData& aSelectionPreferences)
+ {
+ return TIpProtoProviderSelectorFactory::NewSelectorL(aSelectionPreferences);
+ }
+
+void CIPProtoTierManager::ReceivedL(const TRuntimeCtxId& aSender, const TNodeId& aRecipient, TSignatureBase& aMessage)
+ {
+ TNodeContext<CIPProtoTierManager> ctx(*this, aMessage, aSender, aRecipient);
+ CCoreTierManager::Received(ctx);
+ User::LeaveIfError(ctx.iReturn);
+ }
+
+
+