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// Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// Implementation file for the IP SubConnection Provider
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//
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//
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/**
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@file
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*/
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#include <e32std.h>
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#include <e32test.h>
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#include <ss_glob.h>
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#include "deft_scpr.h"
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#include "ipscprlog.h"
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#ifdef SYMBIAN_NETWORKING_UMTSR5
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#include "MAppIdInfo.h"
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#include <networking/qos3gpp_subconparams.h>
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#include <ip_subconparams.h>
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#endif //SYMBIAN_NETWORKING_UMTSR5
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#ifdef SYMBIAN_NETWORKING_UMTSR5
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const TUint32 KSIPSecureId = 270490934;
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const TUint32 KDHCPSecureId = 270522821;
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const TUint32 KDNSSecureId = 268437634;
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#endif //SYMBIAN_NETWORKING_UMTSR5
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CEmptySubConnectionProvider::~CEmptySubConnectionProvider()
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{
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__IPCPRLOG(IpCprLog::Printf(_L("~CEmptySubConnectionProvider [this=%08x]"), this));
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if (iConnectionProvider)
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{
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iConnectionProvider->Leave(*this);
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}
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}
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void CEmptySubConnectionProvider::DoControlClientJoiningL(MSubConnectionControlClient& aControlClient)
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{
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(void)aControlClient;
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__IPCPRLOG(IpCprLog::Printf(_L("CEmptySubConnectionProvider [this=%08x]:\tDoControlClientJoiningL() [iControlClients.Count=%d] [aControlClient=%08x]"), this, iControlClients.Count(), &aControlClient));
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}
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void CEmptySubConnectionProvider::DoControlClientLeaving(MSubConnectionControlClient& aControlClient)
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{
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(void)aControlClient;
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__IPCPRLOG(IpCprLog::Printf(_L("CEmptySubConnectionProvider [this=%08x]:\tDoControlClientLeaving() [iControlClients.Count=%d] [aControlClient=%08x]"), this, iControlClients.Count(), &aControlClient));
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}
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void CEmptySubConnectionProvider::EnumerateClientsL(TUint& aCount, TDes8& aDes, CConnectionProviderBase::TEnumClients aClientType)
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{
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STypeId tid = STypeId::CreateSTypeId(KConnectionClientExtUid,EConnectionClientDesc);
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TInt max = iControlClients.Count();
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for ( TInt n = 0; n < max; n++ )
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{
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MConnectionClientDesc* intf = reinterpret_cast<MConnectionClientDesc*>(iControlClients[n]->FetchInterfaceInstanceL(*this,tid));
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if ( intf )
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{
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TConnectionProcessInfo cinfo;
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cinfo.GetInfoL(aClientType,aCount, *intf, aDes);
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}
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}
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STypeId tid2 = STypeId::CreateSTypeId(KConnectionClientExtUid,EConnectionEnumerateClients);
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max = iDataClients.Count();
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for ( TInt n = 0; n < max; n++ )
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{
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MConnectionEnumerateClients* intf = reinterpret_cast<MConnectionEnumerateClients*>(iDataClients[n]->FetchInterfaceInstanceL(*this,tid2));
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if ( intf )
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{
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intf->EnumerateClientsL(aCount,aDes,aClientType);
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}
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}
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}
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void CEmptySubConnectionProvider::ConnectionError(TInt /*aStage*/, TInt aError)
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{//it's comming from connection at the same level so forward it sideways
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//with an origin EConnection
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TInt max = iDataClients.Count();
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for ( TInt n = max - 1; n >= 0; n-- )
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{
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iDataClients[n]->SubConnectionError(*this, MSubConnectionDataClient::EConnection, aError);
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}
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}
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MConnectionDataClient* CEmptySubConnectionProvider::DoSelfConnectionDataClient()
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{
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return this;
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}
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// Methods to be overriden be derived subconnection provider
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void CDefaultSubConnectionProvider::DoControlClientJoiningL(MSubConnectionControlClient& aControlClient)
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{
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(void)aControlClient;
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__IPCPRLOG(IpCprLog::Printf(_L("CDefaultSubConnectionProvider::DoControlClientJoiningL [this=%08x]"), this));
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if (NULL != NextLayer())
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{
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__IPCPRLOG(IpCprLog::Printf(_L("Lower subconnection provider for IP exists - joined with provider")));
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}
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else
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{
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__IPCPRLOG(IpCprLog::Printf(_L("Lower subconnection provider for IP doesn't exists - not joined")));
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}
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}
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void CDefaultSubConnectionProvider::DoDataClientJoiningL(MSubConnectionDataClient& aDataClient)
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{
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#ifdef SYMBIAN_NETWORKING_UMTSR5
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// This piece of code is being added as per the requirements of PREQ 635 of dedicated PDP signalling
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// context. When Primary PDP Context is created Network will return back the code saying whether it
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// accepts the request to be dedicated signalling context or not. If Network decided to allow for dedicated
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// signalling context then UmtsGprs SCPR add the information into the iParameterBundle of the UmtsGprsScpr
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// However, if the User doesnt do RSubConnection::SetParamter(EAttachDefault), which actually the user shouldn't do
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// then we have to Get the parameter from the Next Layer, which again might or might not be UmtsGprs SubConnection Provider.
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// Nevertheless if we call SetParameter() on iNextLayer then SetParameters across all the Layers below will get called, and
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// since I knew that if any of the layer below is UmtsGprsSCpr, it will update the IMCN Signalling flag in the
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// parameter Bundle which I will pass with the SetParameter()
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// We Initialize this variable everytime so that it can it can point to proper next layer
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// everytime. Just a safety measure because it will anyway be initialised by the code written
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// below
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iSubConNextLayer = NULL;
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if (NULL == iNextLayer)
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{
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// Find the Next Layer , otherwise iSubConNextLayer will be NULL by default.
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CConnectionProviderBase* lowerConnectionProvider = iConnectionProvider->NextLayer();
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if (lowerConnectionProvider)
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{
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TUint nextLayerFactoryId = lowerConnectionProvider->CanDoSubConnection(RSubConnection::EAttachToDefault);
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if (nextLayerFactoryId != 0)
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{
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TSockManData* sockManData = SockManGlobals::Get();
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CSubConnectionFactoryContainer* subConnectionFactories = sockManData->iSubConnectionFactories;
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XSubConnectionFactoryQuery query(lowerConnectionProvider, RSubConnection::EAttachToDefault);
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iSubConNextLayer = subConnectionFactories->FindOrCreateProviderL(nextLayerFactoryId, query);
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}
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}
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}
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else
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{
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// We have a NextLayer, Point iSubConNextLayer to the same
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iSubConNextLayer = iNextLayer;
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}
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// Get The parameter Bundle for this SubConnectionProvider Instance. if Not available create one
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// and Get the parameters from the Next Lyer
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CSubConParameterBundle *tempBundle = NULL;
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if (iSubConNextLayer != NULL)
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{
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tempBundle = iParameterBundle != NULL? iParameterBundle :CSubConParameterBundle::NewL();
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TRAP_IGNORE(iSubConNextLayer->SetParametersL(*tempBundle));
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}
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// Get the family if Available
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CSubConParameterFamily *imcnFamily = tempBundle != NULL ? tempBundle->FindFamily(KSubConnContextDescrParamsFamily) : NULL;
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if (imcnFamily)
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{
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// Find the family, Look for the IMCN value, using CSubConImsExtParamSet defined in Qos3gpp
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CSubConImsExtParamSet *imcnSigParams = static_cast<CSubConImsExtParamSet*>
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(imcnFamily->FindExtensionSet(STypeId::CreateSTypeId(KSubConIPParamsUid,KSubConImsExtParamsType),
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CSubConParameterFamily::EGranted));
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// If Family contains IMCN Signalling Parameters
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if (imcnSigParams&& imcnSigParams->GetImsSignallingIndicator())
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{
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// Check and Delete
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if (tempBundle != iParameterBundle)
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{
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tempBundle->Close();
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tempBundle=NULL;
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}
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// Fetch the interface from the connection provider
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STypeId typeID = STypeId::CreateSTypeId(KConnectionAppInfoInterfaceId,0); // IP Conenction provider factory Uid
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TAny* intf = iConnectionProvider->FetchInterfaceInstanceL(typeID);
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if (!intf)
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{
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// We are not able to get the AppSId so leaving
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User::Leave(KErrNotSupported);
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}
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MConnectionAppIdInfo *appIdIP = static_cast<MConnectionAppIdInfo*>(intf);
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TUint32 appSecureId = appIdIP->GetAppSecureId();
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// if socket is being opened by any application other than SIP, DHCP, and DNS we need to
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// restrict the socket from being Created.
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if ( ( appSecureId==KSIPSecureId || iAppId == KSIPSecureId) ||
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(appSecureId==KDHCPSecureId || iAppId == KDHCPSecureId) ||
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(appSecureId==KDNSSecureId || iAppId == KDNSSecureId) )
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{
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aDataClient.JoinComplete(*this);
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}
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else
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{
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User::Leave(KErrPermissionDenied);
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}
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} // if (imcnSigParams&& imcnSigParams->GetImsSignallingIndicator())
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else
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{
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if (iConnectionProvider->IsLayerUp())
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{
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aDataClient.JoinComplete(*this);
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}
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}
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} // if (imcnFamily)
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// Check and Delete
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if (tempBundle != iParameterBundle && tempBundle!=NULL)
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{
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tempBundle->Close();
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}
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#else
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if (iConnectionProvider->IsLayerUp())
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{
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aDataClient.JoinComplete(*this);
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}
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#endif // #ifdef SYMBIAN_NETWORKING_UMTSR5
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}
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void CDefaultSubConnectionProvider::DoDataClientLeaving(MSubConnectionDataClient& aDataClient)
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{
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aDataClient.LeaveComplete(*this);
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}
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void CDefaultSubConnectionProvider::DoSourceAddressUpdate(MSubConnectionDataClient& /*aDataClient*/, const TSockAddr& /*aSource*/)
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{
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}
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void CDefaultSubConnectionProvider::DoDestinationAddressUpdate(MSubConnectionDataClient& /*aDataClient*/, const TSockAddr& /*aDestination*/)
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{
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}
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void CDefaultSubConnectionProvider::DoDataClientRouted(MSubConnectionDataClient& /*aDataClient*/, const TSockAddr& /*aSource*/, const TSockAddr& /*aDestination*/, const TDesC8& /*aConnectionInfo*/)
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{
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}
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#ifdef SYMBIAN_NETWORKING_3GPPDEFAULTQOS
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void CDefaultSubConnectionProvider::DoParametersAboutToBeSetL(CSubConParameterBundle& aParameterBundle)
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{
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__IPCPRLOG(IpCprLog::Printf(_L("CDefaultSubConnectionProvider::DoParametersAboutToBeSetL [this=%08x]"), this));
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if (NULL != NextLayer())
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{
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__IPCPRLOG(IpCprLog::Printf(_L("Lower subconnection provider for IP exists - forwarding the request")));
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iNextLayer->SetParametersL(aParameterBundle);
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}
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else
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{
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__IPCPRLOG(IpCprLog::Printf(_L("Lower subconnection provider for IP doesn't exists - the request not supported")));
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User::Leave(KErrNotSupported);
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}
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}
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#else
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void CDefaultSubConnectionProvider::DoParametersAboutToBeSetL(CSubConParameterBundle& /*)aParameterBundle*/)
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{//this could potentially fetch a current parameters from GuQoS and return them back as granted ones
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User::Leave(KErrNotSupported);
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}
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#endif
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#ifdef SYMBIAN_NETWORKING_UMTSR5
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TInt CDefaultSubConnectionProvider::DoControl(TUint aOptionLevel, TUint /*aOptionName*/, TDes8& /*aOption*/)
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#else
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TInt CDefaultSubConnectionProvider::DoControl(TUint /*aOptionLevel*/, TUint /*aOptionName*/, TDes8& /*aOption*/)
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#endif //#ifdef SYMBIAN_NETWORKING_UMTSR5
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{
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#ifdef SYMBIAN_NETWORKING_UMTSR5
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//This control is used to send application secure ID of Active Connection. This Id
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//will be used to for adding socket as data client to the subconnection.
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iAppId=aOptionLevel;
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return KErrNone;
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#else
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return KErrNotSupported;
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#endif //#ifdef SYMBIAN_NETWORKING_UMTSR5
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}
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void CDefaultSubConnectionProvider::DoStartL()
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{
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__IPCPRLOG(IpCprLog::Printf(_L("CDefaultSubConnectionProvider::DoStartL [this=%08x]"), this));
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}
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void CDefaultSubConnectionProvider::DoStop()
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{
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__IPCPRLOG(IpCprLog::Printf(_L("CDefaultSubConnectionProvider::DoStop [this=%08x]"), this));
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#ifdef SYMBIAN_NETWORKING_3GPPDEFAULTQOS
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if (iNextLayer)
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{
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__IPCPRLOG(IpCprLog::Printf(_L("Leaving Lower subconnection provider")));
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iNextLayer->Leave(*this);
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iNextLayer = NULL;
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}
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#endif
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}
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CSubConnectionProviderBase* CDefaultSubConnectionProvider::DoNextLayer()
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{
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#ifdef SYMBIAN_NETWORKING_3GPPDEFAULTQOS
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__IPCPRLOG(IpCprLog::Printf(_L("CDefaultSubConnectionProvider [this=%08x]:\tDoNextLayer()"), this));
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if (NULL == iNextLayer)
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{
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CConnectionProviderBase* lowerConnectionProvider = iConnectionProvider->NextLayer();
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if (!lowerConnectionProvider)
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{
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//This could denote the connection isn't started and perhaps should be from here,
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// but since the selection isn't separated from startup, we don't have enough
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// information to do it here.
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__IPCPRLOG(IpCprLog::Printf(_L("CDefaultSubConnectionProvider [this=%08x]:\tDoNextLayer() Connection Provider is missing its NextLayer"), this));
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return NULL; // No Lower layer,so leaving rhostresolver without connection.
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}
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TUint nextLayerFactoryId = lowerConnectionProvider->CanDoSubConnection(RSubConnection::EAttachToDefault);
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TRAP_IGNORE(
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if (nextLayerFactoryId != 0)
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{
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//'This' not started yet. The lower layer unknown
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//This is as much as we can delay with resolving the subconnection stack
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TSockManData* sockManData = SockManGlobals::Get();
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CSubConnectionFactoryContainer* subConnectionFactories = sockManData->iSubConnectionFactories;
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XSubConnectionFactoryQuery query(lowerConnectionProvider, RSubConnection::EAttachToDefault);
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iNextLayer = subConnectionFactories->FindOrCreateProviderL(nextLayerFactoryId, query);
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}
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if (iNextLayer)
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{
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__IPCPRLOG(IpCprLog::Printf(_L("Lower subconnection provider for IP found.. Joining")));
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iNextLayer->JoinL(*this);
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}
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else
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{
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__IPCPRLOG(IpCprLog::Printf(_L("Lower subconnection provider for IP not found.. Continuing")));
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}
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);
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}
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return iNextLayer;
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#else
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__IPCPRLOG(IpCprLog::Printf(_L("Lower subconnection provider for IP not supported")));
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return NULL;
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#endif
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//SYMBIAN_NETWORKING_3GPPDEFAULTQOS
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}
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CConnDataTransfer& CDefaultSubConnectionProvider::DoDataTransferL()
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{
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User::Leave(KErrNotSupported);
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//unreachable code
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return iNextLayer->DataTransferL();
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}
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//MConnectionDataClient
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TAny* CDefaultSubConnectionProvider::FetchInterfaceInstanceL(CConnectionProviderBase& /*aProvider*/, const STypeId& aTid)
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{
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return (aTid == STypeId::CreateSTypeId(KConnectionClientExtUid,EConnectionEnumerateClients)) ? static_cast<MConnectionEnumerateClients*>(this) : NULL;
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}
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void CDefaultSubConnectionProvider::ConnectionGoingDown(CConnectionProviderBase& /*aConnProvider*/)
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{
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__IPCPRLOG(IpCprLog::Printf(_L("CDefaultSubConnectionProvider [this=%08x]:\tConnectionGoingDown()"), this));
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iConnectionProvider = NULL;
|
|
377 |
DeleteMeNow();
|
|
378 |
}
|
|
379 |
|
|
380 |
void CDefaultSubConnectionProvider::Notify(MConnectionDataClient::TNotify aNotifyType, CConnectionProviderBase* /*aConnProvider*/, TInt aError, const CConNotificationEvent* /*aConNotificationEvent*/)
|
|
381 |
{
|
|
382 |
int count = iControlClients.Count();
|
|
383 |
for (int i = count - 1; i >= 0; --i)
|
|
384 |
{
|
|
385 |
iControlClients[i]->SubConnectionEvent(*this, aNotifyType, aError, NULL);
|
|
386 |
}
|
|
387 |
if (aNotifyType == ENotifyLayerUp)
|
|
388 |
{//complete outstanding data client joins
|
|
389 |
TInt max = iDataClients.Count();
|
|
390 |
for ( TInt n = max - 1; n >= 0; n-- )
|
|
391 |
{
|
|
392 |
if (aError == KErrNone)
|
|
393 |
{
|
|
394 |
iDataClients[n]->JoinComplete(*this);
|
|
395 |
}
|
|
396 |
else
|
|
397 |
{
|
|
398 |
iDataClients[n]->JoinFailed(*this,aError);
|
|
399 |
}
|
|
400 |
}
|
|
401 |
}
|
|
402 |
}
|
|
403 |
|
|
404 |
void CDefaultSubConnectionProvider::AttachToNext(CSubConnectionProviderBase* /*aSubConnProvider*/)
|
|
405 |
{
|
|
406 |
}
|
|
407 |
|
|
408 |
CDefaultSubConnectionProvider::~CDefaultSubConnectionProvider ()
|
|
409 |
{
|
|
410 |
__IPCPRLOG(IpCprLog::Printf(_L("~CDefaultSubConnectionProvider [this=%08x]"), this));
|
|
411 |
#ifdef SYMBIAN_NETWORKING_3GPPDEFAULTQOS
|
|
412 |
if (iNextLayer)
|
|
413 |
{
|
|
414 |
iNextLayer->Leave (*this);
|
|
415 |
}
|
|
416 |
#endif
|
|
417 |
}
|
|
418 |
|
|
419 |
|
|
420 |
#ifdef SYMBIAN_NETWORKING_3GPPDEFAULTQOS
|
|
421 |
void CDefaultSubConnectionProvider::DoControlClientLeaving(MSubConnectionControlClient& aControlClient)
|
|
422 |
{
|
|
423 |
(void)aControlClient;
|
|
424 |
__IPCPRLOG(IpCprLog::Printf(_L("CDefaultSubConnectionProvider [this=%08x]:\tDoControlClientLeaving() [iControlClients.Count=%d] [aControlClient=%08x]"), this, iControlClients.Count(), &aControlClient));
|
|
425 |
|
|
426 |
// Note: control client count == 1 because the the client has not been removed yet
|
|
427 |
if (iNextLayer && iControlClients.Count() == 1 && iDataClients.Count() == 0)
|
|
428 |
{
|
|
429 |
iNextLayer->Leave (*this);
|
|
430 |
iNextLayer = NULL;
|
|
431 |
}
|
|
432 |
}
|
|
433 |
|
|
434 |
void CDefaultSubConnectionProvider::SubConnectionEvent(CSubConnectionProviderBase& /*aSubConnProvider*/, MConnectionDataClient::TNotify /*aNotifyType*/, TInt /*aError*/, const CSubConNotificationEvent* aEvent)
|
|
435 |
{
|
|
436 |
NotifyClientEvent(*aEvent);
|
|
437 |
}
|
|
438 |
|
|
439 |
|
|
440 |
void CDefaultSubConnectionProvider::SubConnectionGoingDown(CSubConnectionProviderBase& /*aSubConnProvider*/)
|
|
441 |
{
|
|
442 |
TInt max = iControlClients.Count();
|
|
443 |
for ( TInt n = max - 1; n >= 0; n-- )
|
|
444 |
{
|
|
445 |
iControlClients[n]->SubConnectionGoingDown(*this);
|
|
446 |
}
|
|
447 |
}
|
|
448 |
|
|
449 |
|
|
450 |
void CDefaultSubConnectionProvider::LayerUp(CSubConnectionProviderBase& /*aSubConnProvider*/, TInt /*aError*/)
|
|
451 |
{
|
|
452 |
}
|
|
453 |
|
|
454 |
void CDefaultSubConnectionProvider::IncomingConnection(CSubConnectionProviderBase* /*aSubConnProvider*/, CSubConParameterBundle* /*aParameterBundle*/, TInt /*aError*/)
|
|
455 |
{
|
|
456 |
}
|
|
457 |
|
|
458 |
#endif
|
|
459 |
// SYMBIAN_NETWORKING_3GPPDEFAULTQOS
|
|
460 |
|