// Copyright (c) 2004-2009 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:

//

#include "ss_subconn.h"

#include "ss_subconnstates.h"

#include "ss_connstates.h"

#include <comms-infras/ss_subconnprov.h>

#include <comms-infras/ss_log.h>

#include <comms-infras/ss_roles.h>

#include <ss_glob.h>

#include <comms-infras/ss_sapshim.h>

#include "SS_conn.H"

#include <comms-infras/ss_nodemessages_subconn.h>

#include <cs_subconevents.h>

#include <comms-infras/ss_msgintercept.h>

#include "ss_internal_activities.h"

#ifdef _DEBUG

// Panic category for "absolutely impossible!" vanilla ASSERT()-type panics from this module

// (if it could happen through user error then you should give it an explicit, documented, category + code)

_LIT(KSpecAssert_ESockSSocks_sbcn, "ESockSSocks_sbcn");

#endif

using namespace ESock;

using namespace SubSessActivities;

using namespace NetStateMachine;

using namespace SubConnActivities;

using namespace SubSessStates;

using namespace CoreStates;

using namespace Messages;

using namespace MeshMachine;

#ifdef _DEBUG

_LIT (KCSubConnectionPanic,"CSubConnectionPanic");

#endif

//-=========================================================

//

//Actvities serving client (RSubConnection) requests

//

//-=========================================================

// Creates a subconnection subsession object. No longer triggers the building of the stack beneath it.

// This now occurs only when required

namespace SubConnectionCreate

{

DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivitySubConnectionCreate, SubConCreate, TCFInternalEsock::TSubSess, SubConnActivities::CCreate::NewL)

	FIRST_NODEACTIVITY_ENTRY(SubSessStates::TAwaitingIPC<ESCCreate>, MeshMachine::TNoTag)

	THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubSessStates::TAcquireMessageOwnership, SubConnStates::TNoTagOrAttachToDefaultOrWaitForIncoming)

	// We are attaching to the default subconnection and can therefore build the subconnection stack immediately

	NODEACTIVITY_ENTRY(CoreNetStates::KAttachToDefault, SubConnStates::TSendBuildStack, SubConnStates::TAwaitingBuildStackResponse, MeshMachine::TNoTag)

	// Must be `ECreateNew` in which case we defer the building of the stack. We are done

	LAST_NODEACTIVITY_ENTRY(KNoTag, MeshMachine::TDoNothing)

	// Wait for incoming

	LAST_NODEACTIVITY_ENTRY(CoreNetStates::KWaitForIncoming, MeshMachine::TDoNothing)

NODEACTIVITY_END()

}

namespace SubConnectionNoBearer

{

DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityNoBearer, SubConnNoBearer, TCFControlProvider::TNoBearer, SubConnActivities::CNoBearer::NewL)

	FIRST_NODEACTIVITY_ENTRY(CoreNetStates::TAwaitingNoBearer, MeshMachine::TNoTag)

	// We don't have a bearer so get the stack built so that we do. Then we can proceed

	THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubConnActivities::CNoBearer::TStoreFlowParams, CoreNetStates::TNoTagOrNoBearer)

	NODEACTIVITY_ENTRY(CoreNetStates::KNoBearer, SubConnStates::TSendBuildStack, SubConnStates::TAwaitingBuildStackResponse, MeshMachine::TNoTag)

	// We now/already have a bearer so go ahead with fetching a bearer for the data client that kicked us off

	NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TRequestServiceProvider, TAcceptErrorState<CoreNetStates::TAwaitingBinderResponse>, MeshMachine::TNoTagOrErrorTag)

	LAST_NODEACTIVITY_ENTRY(KErrorTag, MeshMachine::TDoNothing)

	NODEACTIVITY_ENTRY(KNoTag, CoreNetStates::TSendBindTo, CoreNetStates::TAwaitingBindToComplete, MeshMachine::TNoTag)

	THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubConnActivities::CNoBearer::TSendBindToComplete, MeshMachine::TNoTag)

	LAST_NODEACTIVITY_ENTRY(KNoTag, MeshMachine::TDoNothing)

NODEACTIVITY_END()

}

namespace SubConnectionBuildStack

{

DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityBuildStack, SubConnBuildStack, TCFInternalEsock::TBuildStackRequest, SubConnActivities::CBuildStack::NewL)

	FIRST_NODEACTIVITY_ENTRY(SubConnActivities::CBuildStack::TAwaitingBuildStack, MeshMachine::TNoTag)

	NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TJoinCPR, CoreStates::TAwaitingJoinComplete, MeshMachine::TNoTag)

	NODEACTIVITY_ENTRY(KNoTag, SubConnActivities::CBuildStack::TRequestServiceProviderFromCPR, TAcceptErrorState<CoreNetStates::TAwaitingBinderResponse>, MeshMachine::TNoTagOrErrorTag)

	NODEACTIVITY_ENTRY(KNoTag, CoreNetStates::TSendControlClientJoinRequest, CoreStates::TAwaitingJoinComplete, MeshMachine::TNoTag)

	THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubConnActivities::CBuildStack::TSendBindToComplete, MeshMachine::TNoTag)

	NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TLeaveCPR, MeshMachine::TAwaitingLeaveComplete, MeshMachine::TNoTag)

	LAST_NODEACTIVITY_ENTRY(KNoTag, CBuildStack::TSendBuildStackResponse)

	NODEACTIVITY_ENTRY(KErrorTag, SubConnStates::TLeaveCPR, MeshMachine::TAwaitingLeaveComplete, MeshMachine::TTag<KErrorTag>)

	LAST_NODEACTIVITY_ENTRY(KErrorTag, MeshMachine::TDoNothing)

NODEACTIVITY_END()

}

namespace SubConnectionStart

{

DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityStart, SubConStart, TCFInternalEsock::TSubSess, SubSessActivities::CESockClientActivityBase::NewL)

	FIRST_NODEACTIVITY_ENTRY(SubSessStates::TAwaitingIPC<ESCStart>, MeshMachine::TNoTag)

	THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubSessStates::TAcquireMessageOwnership, MeshMachine::TNoTag)

	NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TStartSubConnection, TECABState<CoreNetStates::TAwaitingStarted>, MeshMachine::TNoTag)

	LAST_NODEACTIVITY_ENTRY(KNoTag, MeshMachine::TDoNothing)

NODEACTIVITY_END()

}

namespace SubConnectionStop

{

DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityStop, SubConStop, TCFInternalEsock::TSubSess, SubSessActivities::CESockClientActivityBase::NewL)

	FIRST_NODEACTIVITY_ENTRY(SubSessStates::TAwaitingIPC<ESCStop>, MeshMachine::TNoTag)

	THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubSessStates::TAcquireMessageOwnership, MeshMachine::TNoTag)

	NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TStopSubConnection, TECABState<CoreNetStates::TAwaitingStopped>, MeshMachine::TNoTag)

	LAST_NODEACTIVITY_ENTRY(KNoTag, MeshMachine::TDoNothing)

NODEACTIVITY_END()

}

namespace SubConnectionClose

{

DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityDestroy, SubConClose, TCFInternalEsock::TSubSess, SubSessActivities::CCloseActivity::New)

	FIRST_NODEACTIVITY_ENTRY(SubSessStates::TAwaitingIPC<ESCClose>, MeshMachine::TNoTag)

	THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubSessStates::TAcquireMessageOwnership, MeshMachine::TNoTag)

	THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubSessStates::TCancelAndCloseClientExtIfaces, MeshMachine::TNoTag)

    THROUGH_NODEACTIVITY_ENTRY(KNoTag, ConnStates::TCancelAllLegacyRMessage2Activities, ConnStates::TNoTagBlockedByLegacyRMessage2Activities)

	NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TProcessClose, MeshMachine::TAwaitingLeaveComplete, MeshMachine::TNoTag)

	NODEACTIVITY_ENTRY(KNoTag, TECABTransition<CoreNetStates::TSetIdleIfNoServiceProviders>, MeshMachine::TAwaitingLeaveComplete, CoreActivities::CDestroyActivity::TNoTagOrNoTagBackwards)

	LAST_NODEACTIVITY_ENTRY(KNoTag, MeshMachine::TDoNothing)

NODEACTIVITY_END()

}

namespace SubConnectionAddSocket

{

typedef TECABState<SubConnStates::TAwaitingBuildStackResponse> TAwaitingBuildStackResponse;

typedef MeshMachine::TAcceptErrorState<CoreNetStates::TAwaitingApplyResponse> TAwaitingApplyResponseOrError;

DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityDataClientJoin, SubConAddSocket, TCFInternalEsock::TSubSess, SubConnActivities::CRejoin::NewL)

	FIRST_NODEACTIVITY_ENTRY(SubSessStates::TAwaitingIPC<ESCAddSocket>, MeshMachine::TNoTag)

	THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubSessStates::TAcquireMessageOwnership, CoreNetStates::TNoTagOrNoBearer)

	// We have no bearer yet so must have the stack built beneath us before continuing

	NODEACTIVITY_ENTRY(CoreNetStates::KNoBearer, SubConnStates::TSendBuildStack, TECABState<SubConnStates::TAwaitingBuildStackResponse>, MeshMachine::TNoTag)

	// We have a bearer and can now go ahead adding a socket from the default sub connection

	NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TJoinTheOtherOwner, TECABState<CoreStates::TAwaitingJoinComplete>, MeshMachine::TNoTag)

	NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TSendRejoinDataClientRequestToOldOwner, TAcceptErrorState<CoreNetStates::TAwaitingRejoinDataClientComplete>, MeshMachine::TNoTagOrErrorTag)

	NODEACTIVITY_ENTRY(KErrorTag, SubConnStates::TLeaveTheOtherOwner, MeshMachine::TAwaitingLeaveComplete, MeshMachine::TTag<KErrorTag>)

	LAST_NODEACTIVITY_ENTRY(KErrorTag, MeshMachine::TDoNothing)

	//When adding socket, add first, remove later.

	NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TSendApplyToNewOwner, TAwaitingApplyResponseOrError, MeshMachine::TNoTagOrErrorTag)

	NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TSendApplyToOldOwner, TAwaitingApplyResponseOrError, MeshMachine::TNoTagOrErrorTag)

	NODEACTIVITY_ENTRY(KErrorTag, SubConnStates::TSendCancelToOldOwner, TAcceptErrorState<CoreStates::TNeverAccept>, MeshMachine::TNoTag)

	NODEACTIVITY_ENTRY(KNoTag,    SubConnStates::TLeaveTheOtherOwner, MeshMachine::TAwaitingLeaveComplete, MeshMachine::TNoTag)

	LAST_NODEACTIVITY_ENTRY(KNoTag, MeshMachine::TDoNothing)

NODEACTIVITY_END()

}

namespace SubConnectionRemoveSocket

{

DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityClientLeave, SubConRemoveSocket, TCFInternalEsock::TSubSess, SubConnActivities::CRejoin::NewL)

	FIRST_NODEACTIVITY_ENTRY(SubSessStates::TAwaitingIPC<ESCRemoveSocket>, MeshMachine::TNoTag)

	THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubSessStates::TAcquireMessageOwnership, MeshMachine::TNoTag)

	NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TJoinTheOtherOwner, TECABState<CoreStates::TAwaitingJoinComplete>, MeshMachine::TNoTag)

	NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TSendRejoinDataClientRequestToOldOwner, TAcceptErrorState<CoreNetStates::TAwaitingRejoinDataClientComplete>, MeshMachine::TNoTagOrErrorTag)

	//When removing socket, remove first, add later.

	NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TSendApplyToOldOwner, MeshMachine::TAcceptErrorState<CoreNetStates::TAwaitingApplyResponse>, MeshMachine::TNoTagOrErrorTag)

	NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TSendApplyToNewOwner, MeshMachine::TAcceptErrorState<CoreNetStates::TAwaitingApplyResponse>, MeshMachine::TNoTagOrErrorTag)

	NODEACTIVITY_ENTRY(KNoTag,    SubConnStates::TLeaveTheOtherOwner, MeshMachine::TAwaitingLeaveComplete, MeshMachine::TNoTag)

	NODEACTIVITY_ENTRY(KErrorTag, SubConnStates::TLeaveTheOtherOwner, MeshMachine::TAwaitingLeaveComplete, MeshMachine::TNoTag)

	LAST_NODEACTIVITY_ENTRY(KNoTag, MeshMachine::TDoNothing)

NODEACTIVITY_END()

}

namespace SubConnectionSetParams

{

DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityParamRequest, SubConSetParams, TCFInternalEsock::TSubSess, SubConnActivities::CSetParameters::NewL)

	FIRST_NODEACTIVITY_ENTRY(SubSessStates::TAwaitingIPC<ESCSetParameters>, MeshMachine::TNoTag)

	THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubSessStates::TAcquireMessageOwnership, MeshMachine::TNoTag)

	THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubConnActivities::CSetParameters::TStoreNewParams, CoreNetStates::TNoTagOrNoBearer)

	// We have no bearer so are going to have to tell ourself to build the stack beneath us

	NODEACTIVITY_ENTRY(CoreNetStates::KNoBearer, SubConnStates::TSendBuildStack, SubConnStates::TAwaitingBuildStackResponse, MeshMachine::TNoTag)

	// Proceed with sending the parameters to our service provider

	NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TSendParamsToServiceProvider, TECABState<CoreNetStates::TAwaitingParamResponse>, MeshMachine::TNoTag)

	//it's the legacy behaviour to complete setparams once they have been verified (TParamsResponse received)

	//but not yet processed.

	THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubConnActivities::CSetParameters::TCompleteClient, MeshMachine::TNoTag)

	// the params received in response should be stored before send apply

	NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TStoreParamsAndSendApply, TECABState<MeshMachine::TAcceptErrorState<CoreNetStates::TAwaitingApplyResponse> >, MeshMachine::TNoTag)

	LAST_NODEACTIVITY_ENTRY(KNoTag, MeshMachine::TDoNothing)

NODEACTIVITY_END()

}

namespace SubConnectionEventNotificationSubscription

{

DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityNotification, SubConEventSubscr, TCFInternalEsock::TSubSess, SubConnActivities::CEventNotification::NewL)

	FIRST_NODEACTIVITY_ENTRY(SubConnStates::TAwaitingEventNotificationSubscription, SubConnStates::TNoTagOrAllNotifications)

	NODEACTIVITY_ENTRY        (KNoTag,                   SubConnStates::TSetupFilteredEventNotification, SubSessStates::TAwaitingIPC<ESCEventNotification>, MeshMachine::TNoTag)

    THROUGH_NODEACTIVITY_ENTRY(ESCEventAllNotifications, SubConnStates::TSetupAllEventNotification, MeshMachine::TNoTag )

	THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubSessStates::TAcquireMessageOwnership, SubConnStates::TNoTagOrActiveWhenEventEnqued)

	NODEACTIVITY_ENTRY(KNoTag, MeshMachine::TDoNothing, CoreNetStates::TAwaitingSubConEvent, TTag<KActiveTag>)

	LAST_NODEACTIVITY_ENTRY(KActiveTag, SubConnStates::TFillInEvent)

NODEACTIVITY_END()

}

namespace SubConnectionEventNotification

{

DECLARE_DEFINE_NODEACTIVITY(ECFActivityConnectionWaitForIncoming, SubConEvent, TCFSubConnControlClient::TSubConnNotification)

	NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TEnqueueEvent, CoreNetStates::TAwaitingSubConEvent, MeshMachine::TNoTag)

NODEACTIVITY_END()

}

namespace SubConnectionGetParamLength

{

DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityGetParamLength, SubConGetParamLength, TCFInternalEsock::TSubSess, CESockClientActivityBase::NewL)

	FIRST_NODEACTIVITY_ENTRY(SubSessStates::TAwaitingIPC<ESCGetParametersLength>, MeshMachine::TNoTag)

	// We must block if SubConnectionSetParams activity is currently running (the activity continues to run after it has completed its client)

	// as otherwise the stored parameters can be changed underneath us.  In particular, this can occur in-between

	// SubConnectionGetParamLength and SubConnectionGetParam, with the resulting length mismatch causing a KERN-EXEC-3 in the original

	// client RSubConnection::GetParameters() call.

	THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubSessStates::TAcquireMessageOwnership, SubConnStates::TNoTagOrParamsPresentBlockedBySetParams )

	NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TSendParamRequest, CoreNetStates::TAwaitingParamResponse, MeshMachine::TNoTag)

	THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TStoreParams, MeshMachine::TNoTag)

	LAST_NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TWriteSubConnParamsLength)

	LAST_NODEACTIVITY_ENTRY(PRStates::KParamsPresent, SubConnStates::TWriteSubConnParamsLength)

NODEACTIVITY_END()

}

namespace SubConnectionGetParam

{

DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityGetParam, SubConGetParams, TCFInternalEsock::TSubSess, CESockClientActivityBase::NewL)

	FIRST_NODEACTIVITY_ENTRY(SubSessStates::TAwaitingIPC<ESCGetParameters>, MeshMachine::TNoTag)

	THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubSessStates::TAcquireMessageOwnership, SubConnStates::TNoTagOrParamsPresent )

	NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TSendParamRequest, CoreNetStates::TAwaitingParamResponse, MeshMachine::TNoTag)

	THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TStoreParams, MeshMachine::TNoTag)

	LAST_NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TWriteSubConnParams)

	LAST_NODEACTIVITY_ENTRY(PRStates::KParamsPresent, SubConnStates::TWriteSubConnParams)

NODEACTIVITY_END()

}

//

//Activities serving framework requests

namespace SubConnectionWaitForIncomming

{

DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityBindTo, SubConnBindToRequest, TCFDataClient::TBindTo, PRActivities::CBindToActivity::NewL)

	FIRST_NODEACTIVITY_ENTRY(CoreNetStates::TAwaitingBindTo, MeshMachine::TNoTag)

	NODEACTIVITY_ENTRY(KNoTag, CoreNetStates::TSendControlClientJoinRequest, CoreStates::TAwaitingJoinComplete, MeshMachine::TNoTagOrErrorTag)

	LAST_NODEACTIVITY_ENTRY(KNoTag, CoreNetStates::TSendBindToComplete)

NODEACTIVITY_END()

}

namespace SubConnectionLegacyRMessage2Activity

{

DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivitySubConnectionLegacyRMessage2Handler, SubConnectionLegacyRMessage2, TNodeSignal::TNullMessageId, ConnActivities::CConnLegacyRMessage2Activity::NewL)

    FIRST_NODEACTIVITY_ENTRY(CoreNetStates::TAwaitingLegacyRMessage2Ext, MeshMachine::TNoTag)

    NODEACTIVITY_ENTRY(KNoTag, ConnStates::TProcessLegacyRMessage2, TAcceptErrorState<CoreNetStates::TAwaitingRMessage2Processed>, MeshMachine::TNoTagOrErrorTag)

    LAST_NODEACTIVITY_ENTRY(KNoTag, ConnStates::TCompleteRMessage2)

    LAST_NODEACTIVITY_ENTRY(KErrorTag, MeshMachine::TDoNothing)

NODEACTIVITY_END()

}

namespace SubConnectionActivities

{

DECLARE_DEFINE_ACTIVITY_MAP(subconnectionActivities)

	ACTIVITY_MAP_ENTRY(CoreErrorActivity, CoreError) //Must be first in the table

	ACTIVITY_MAP_ENTRY(SubConnectionStart, SubConStart)

	ACTIVITY_MAP_ENTRY(SubConnectionStop, SubConStop)

	ACTIVITY_MAP_ENTRY(SubConnectionCreate, SubConCreate)

	ACTIVITY_MAP_ENTRY(SubConnectionClose, SubConClose)

	ACTIVITY_MAP_ENTRY(SubConnectionAddSocket, SubConAddSocket)

	ACTIVITY_MAP_ENTRY(SubConnectionRemoveSocket, SubConRemoveSocket)

	ACTIVITY_MAP_ENTRY(SubConnectionSetParams, SubConSetParams)

	ACTIVITY_MAP_ENTRY(SubConnectionEventNotificationSubscription, SubConEventSubscr)

	ACTIVITY_MAP_ENTRY(SubConnectionEventNotification, SubConEvent)

	ACTIVITY_MAP_ENTRY(SubConnectionGetParamLength, SubConGetParamLength)

	ACTIVITY_MAP_ENTRY(SubConnectionGetParam, SubConGetParams)

	ACTIVITY_MAP_ENTRY(SubConnectionWaitForIncomming, SubConnBindToRequest)

	ACTIVITY_MAP_ENTRY(SubConnectionBuildStack, SubConnBuildStack)

	ACTIVITY_MAP_ENTRY(SubConnectionNoBearer, SubConnNoBearer)

    ACTIVITY_MAP_ENTRY(SubConnectionLegacyRMessage2Activity, SubConnectionLegacyRMessage2)

	ACTIVITY_MAP_ENTRY(PRDataClientJoinActivity, PRDataClientJoin)

	ACTIVITY_MAP_ENTRY(PRClientLeaveActivity, PRClientLeave)

ACTIVITY_MAP_END()

}

//-=========================================================

//

//

//CSubConnection implementation

//

//

//-=========================================================

CSubConnection* CSubConnection::NewL(CConnection& aConnection, CPlayer* aPlayer, const TSubSessionUniqueId aSubSessionUniqueId)

/** Create a new CSubConnection instance

@param aConnProvider Connection Provider that this subconnection is a member of

@param aType Default or new subconnection

@param aSession Socket Session this subsession is to be a member of

@return pointer to new CSubConnection instance on success

@exception leaves if could not allocate memory

*/

	{

	RNodeInterface* conn = aConnection.ServiceProvider();

	__ASSERT_DEBUG(conn, User::Panic(KSpecAssert_ESockSSocks_sbcn, 1));

	User::LeaveIfError(conn? KErrNone : KErrNotReady);

	CSubConnection* sc = new (ELeave) CSubConnection(aPlayer, aSubSessionUniqueId);

    CleanupStack::PushL(sc);

	sc->ConstructL(aConnection);

	CleanupStack::Pop(sc);

	ESOCK_DEBUG_REGISTER_GENERAL_NODE(ESockDebug::KSubConnectionNodeUid, sc);

	return sc;

	}

void CSubConnection::ProcessMessageL()

	{

	LOG_DETAILED(ESockLog::Printf(_L("CSubConnection(%08x)::ProcessMessageL:\tCommand %d"), this, Message().Function()));

	switch (Message().Function())

     {

		case ESCAddSocket:

			LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCAddSocket aMessage %08x"), this, &Message()) );

			//If successful, the ownership of the RMessage2 is taken by the activity, otherwise completed on leave

			CMMSockSubSession::ReceivedL(ESCAddSocket, TCFInternalEsock::TSubSess(ESCAddSocket,Message()).CRef());

			break;

		case ESCRemoveSocket:

			LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCRemoveSocket aMessage %08x"), this, &Message()) );

			//If successful, the ownership of the RMessage2 is taken by the activity, otherwise completed on leave

			CMMSockSubSession::ReceivedL(ESCRemoveSocket, TCFInternalEsock::TSubSess(ESCRemoveSocket,Message()).CRef());

			break;

		case ESCSetParameters:

			LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCSetParameters aMessage %08x"), this, &Message()) );

			//If successful, the ownership of the RMessage2 is taken by the activity, otherwise completed on leave

			CMMSockSubSession::ReceivedL(ESCSetParameters, TCFInternalEsock::TSubSess(ESCSetParameters,Message()).CRef());

			break;

		case ESCGetParameters:

			LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCGetParameters aMessage %08x"), this, &Message()) );

			//If successful, the ownership of the RMessage2 is taken by the activity, otherwise completed on leave

			CMMSockSubSession::ReceivedL(ESCGetParameters, TCFInternalEsock::TSubSess(ESCGetParameters,Message()).CRef());

			break;

		case ESCGetParametersLength:

			LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCGetParametersLength aMessage %08x"), this, &Message()) );

			//If successful, the ownership of the RMessage2 is taken by the activity, otherwise completed on leave

			CMMSockSubSession::ReceivedL(ESCGetParametersLength, TCFInternalEsock::TSubSess(ESCGetParametersLength,Message()).CRef());

			break;

        case ESCEventNotificationSetup:

			LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCEventNotificationSetup aMessage %08x"), this, &Message()) );

			CMMSockSubSession::ReceivedL(ESCEventNotification, TCFInternalEsock::TSubSess(ESCEventNotificationSetup,Message()).CRef());

			break;

        case ESCEventNotification:

			LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCEventNotification aMessage %08x"), this, &Message()) );

			CMMSockSubSession::ReceivedL(ECFActivityNotification, TCFInternalEsock::TSubSess(ESCEventNotification,Message()).CRef());

			break;

        case ESCEventAllNotifications:

			LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCEventAllNotifications aMessage %08x"), this, &Message()) );

			CMMSockSubSession::ReceivedL(ESCEventNotification, TCFInternalEsock::TSubSess(ESCEventAllNotifications,Message()).CRef());

			break;

        case ESCEventNotificationCancel:

			LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCEventNotificationCancel aMessage %08x"), this, &Message()) );

			//CANCELATION - Do not call DontCompleteCurrentRequest() for ECFActivityNotification to be completed!

			CMMSockSubSession::ReceivedL(ESCEventNotification, TEBase::TCancel().CRef());

			break;

		case ESCControl:

			{

			LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCControl aMessage %08x"), this, &Message()) );

			if (ServiceProvider() == NULL)

    			{

    			User::Leave(KErrNotReady);

    			}

			TLegacyControlMessage msg(SafeMessage());

			CMMSockSubSession::ReceivedL(SafeMessage().Function(), msg);

			DontCompleteCurrentRequest(); //TLegacyControlMessage will complete the message

			}

			break;

		case ESCStart:

			LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCStart aMessage %08x"), this, &Message()) );

			//If successful, the ownership of the RMessage2 is taken by the activity, otherwise completed on leave

			CMMSockSubSession::ReceivedL(ESCStart, TCFInternalEsock::TSubSess(ESCStart,Message()).CRef());

			break;

		case ESCStop:

			LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCStop aMessage %08x"), this, &Message()) );

			//If successful, the ownership of the RMessage2 is taken by the activity, otherwise completed on leave

			CMMSockSubSession::ReceivedL(ESCStop, TCFInternalEsock::TSubSess(ESCStop,Message()).CRef());

			break;

		case ESCClose:

			LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCClose aMessage %08x"), this, &Message()) );

			SetClosing();

			//If successful, the ownership of the RMessage2 is taken by the activity, otherwise completed on leave

			CMMSockSubSession::ReceivedL(ESCClose, TCFInternalEsock::TSubSess(ESCClose,Message()).CRef());

			break;

		default:

			SetReturn(KErrNotSupported);

		}

	}

/**

Constructor - set up name

*/

CSubConnection::CSubConnection(CPlayer* aPlayer, const TSubSessionUniqueId aSubSessionUniqueId)

	: CMMSockSubSession(SubConnectionActivities::subconnectionActivities::Self(), aPlayer->CurrentSession(), aPlayer, aSubSessionUniqueId),

	ASubSessionPlatsecApiExt(UniqueId()),

	TIfStaticFetcherNearestInHierarchy(this)

	{

	LOG_NODE_CREATE(KESockComponentTag, CSubConnection);

	}

class TRevertAddClient

    {

    public:

    TRevertAddClient(MeshMachine::AMMNodeBase& aOwner, const TNodeId& aClient)

    :iOwner(aOwner),

     iClient(aClient)

     {}

    static void Do(TAny* aRevertAddClient)

        {

        TRevertAddClient& This = *reinterpret_cast<TRevertAddClient*>(aRevertAddClient);

        This.Do();

        }

    void Do()

        {

        iOwner.RemoveClient(iClient);

        }

    private:

    MeshMachine::AMMNodeBase&       iOwner;

    const TNodeId&    iClient;

    };

void CSubConnection::ConstructL(CConnection& aConnection)

	{

	CMMSockSubSession::ConstructL();

	AddClientL(aConnection.Id(), TClientType(TCFClientType::ECtrlProvider));

	TRevertAddClient cleanupRevert(*this, aConnection.Id());

	CleanupStack::PushL(TCleanupItem(TRevertAddClient::Do, &cleanupRevert));

	aConnection.AddClientL(Id(), TClientType(TCFClientType::EData));

	CleanupStack::Pop();

	}

/**

Destructor, clean up connection preferences and the subconnection provider

*/

CSubConnection::~CSubConnection()

	{

	if (!iParameterBundle.IsNull())

		{

		iParameterBundle.Close();

		}

	if (CMMSockSubSession::ControlProvider())

    	{

        ControlProvider().RemoveClient(Id());

    	RemoveClient(ControlProvider().Id());

    	}

    CRefCountOwnedSubConNotification* event = NULL;

    while (iEventQueue.Deque(event))

        {

        __ASSERT_DEBUG(event, User::Panic(KSpecAssert_ESockSSocks_sbcn, 2));

        event->Close();

        event = NULL;

        }

    LOG_NODE_DESTROY(KESockComponentTag, CSubConnection);

	}

void CSubConnection::Received(TNodeContextBase& aContext)

    {

    TNodeSignal::TMessageId noPeerIds[] = {

    	TCFInternalEsock::TSubSess::Id(),

    	TCFPeer::TJoinRequest::Id(),

    	TEPeer::TLeaveRequest::Id(),

    	TNodeSignal::TMessageId()

    	};

    MeshMachine::AMMNodeBase::Received(noPeerIds, aContext);

	MeshMachine::AMMNodeBase::PostReceived(aContext);

	}

void CSubConnection::ReceivedL(const TRuntimeCtxId& aSender, const TNodeId& aRecipient, TSignatureBase& aMessage)

    {

	ESOCK_DEBUG_MESSAGE_INTERCEPT(aSender, aMessage, aRecipient);

	//First check if this is not our own error