author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 19 Aug 2010 10:16:25 +0300 | |
branch | RCL_3 |
changeset 41 | f54bfd820e04 |
parent 0 | 307788aac0a8 |
permissions | -rw-r--r-- |
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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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// Name : CTcpResSender.cpp |
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// Part of : ConnectionMgr |
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// Version : SIP/4.0 |
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// |
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#include "SipAssert.h" |
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#include "CTcpResSender.h" |
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#include "CSIPServerResolver.h" |
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#include "CSipConnection.h" |
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#include "COutgoingData.h" |
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#include "sipuri.h" |
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#include "sipviaheader.h" |
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#include "siphostport.h" |
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#include "CTransportBase.h" |
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#include "MSIPResolvingResult.h" |
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#include "sipstrings.h" |
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#include "sipstrconsts.h" |
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#include "TSIPTransportParams.h" |
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#include "siperr.h" |
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const TInt CTcpResponseSender::iSenderOffset = |
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_FOFF(CTcpResponseSender, iSenderLink); |
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// ----------------------------------------------------------------------------- |
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// CTcpResponseSender::CTcpResponseSender |
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// ----------------------------------------------------------------------------- |
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// |
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CTcpResponseSender::CTcpResponseSender( const TSIPTransportParams& aParams, |
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CSIPServerResolver& aHostResolver, |
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CSipConnection& aOwner ) : |
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iTransportParams( aParams ), |
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iHostResolver( aHostResolver ), |
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iOwner( &aOwner ), |
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iSending( EFalse ), |
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iResolving( EFalse ) |
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{ |
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} |
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// ----------------------------------------------------------------------------- |
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// CTcpResponseSender::~CTcpResponseSender |
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// ----------------------------------------------------------------------------- |
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// |
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CTcpResponseSender::~CTcpResponseSender() |
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{ |
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if ( iResolving && iData ) |
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{ |
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CompleteRequest( iData->Status(), KErrCouldNotConnect ); |
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} |
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iHostResolver.Cancel( this ); |
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iResultArray.ResetAndDestroy(); |
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delete iData; |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CTcpResponseSender::ConnectionFailedL |
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// ----------------------------------------------------------------------------- |
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// |
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void CTcpResponseSender::ConnectionFailedL() |
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{ |
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// Safety check, although shouldn't ever exceed array bounds at this point |
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if ( IndexWithinBounds() ) |
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{ |
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iResultArray[ iCurrentIndex ]->SetFailed( ETrue ); |
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} |
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SendL(); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CTcpResponseSender::Connected |
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// ----------------------------------------------------------------------------- |
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// |
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void CTcpResponseSender::Connected( const TInetAddr& aAddr ) |
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{ |
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if ( iSending ) |
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{ |
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if ( IndexWithinBounds() && |
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iResultArray[ iCurrentIndex ]->Address().CmpAddr( aAddr ) ) |
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{ |
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iOwner->RemoveTcpSender( this ); |
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} |
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} |
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} |
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// ----------------------------------------------------------------------------- |
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// CTcpResponseSender::IsInProgress |
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// ----------------------------------------------------------------------------- |
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// |
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TBool CTcpResponseSender::IsInProgress( COutgoingData& aData ) |
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{ |
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return iData && aData.Status() == iData->Status(); |
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} |
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108 |
|
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// ----------------------------------------------------------------------------- |
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// CTcpResponseSender::ResolveL |
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// ----------------------------------------------------------------------------- |
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// |
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void CTcpResponseSender::ResolveL( COutgoingData& aData ) |
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{ |
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if ( !iResolving ) |
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{ |
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if ( aData.Message().HasHeader( |
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SIPStrings::StringF( SipStrConsts::EViaHeader ) ) ) |
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{ |
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TSglQueIter< CSIPHeaderBase > iter = aData.Message().Headers( |
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SIPStrings::StringF( SipStrConsts::EViaHeader ) ); |
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CSIPHeaderBase* header = iter; |
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CSIPViaHeader* via = static_cast<CSIPViaHeader*>( header ); |
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iHostResolver.GetByViaL( *via, iResultArray, this ); |
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iResolving = ETrue; |
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} |
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} |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CTcpResponseSender::CancelSend |
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// ----------------------------------------------------------------------------- |
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// |
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TBool CTcpResponseSender::CancelSend( TRequestStatus &aStatus ) |
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{ |
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if ( iResolving && iData && &aStatus == iData->Status() ) |
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{ |
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CompleteRequest( iData->Status(), KErrSIPTransportFailure ); |
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iHostResolver.Cancel( this ); |
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iResolving = EFalse; |
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return ETrue; |
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} |
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return EFalse; |
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} |
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145 |
|
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// ----------------------------------------------------------------------------- |
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// CTcpResponseSender::SetData |
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// ----------------------------------------------------------------------------- |
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// |
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void CTcpResponseSender::SetData( COutgoingData* aData ) |
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{ |
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__SIP_ASSERT_RETURN( !iData, KErrAlreadyExists ); |
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iData = aData; |
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} |
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155 |
|
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// ----------------------------------------------------------------------------- |
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// CTcpResponseSender::CompletedL |
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// ----------------------------------------------------------------------------- |
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// |
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void CTcpResponseSender::CompletedL() |
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{ |
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iResolving = EFalse; |
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SendL(); |
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} |
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165 |
|
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// ----------------------------------------------------------------------------- |
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// CTcpResponseSender::ErrorOccured |
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// ----------------------------------------------------------------------------- |
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// |
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void CTcpResponseSender::ErrorOccured( TInt /*aError*/ ) |
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171 |
{ |
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iResolving = EFalse; |
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if ( iData ) |
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174 |
{ |
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CompleteRequest( iData->Status(), KErrCouldNotConnect ); |
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} |
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iOwner->RemoveTcpSender( this ); |
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} |
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179 |
|
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// ----------------------------------------------------------------------------- |
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// CTcpResponseSender::SendL |
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// ----------------------------------------------------------------------------- |
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183 |
// |
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void CTcpResponseSender::SendL() |
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{ |
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__SIP_ASSERT_LEAVE( iData, KErrNotFound ); |
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187 |
|
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MSIPResolvingResult* result = FirstUnfailedResult(); |
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if ( result ) |
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190 |
{ |
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CTransportBase* transport; |
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transport = iOwner->FindTransportL( iTransportParams, |
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&iData->Message(), |
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result->Address() ); |
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if ( transport ) |
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196 |
{ |
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iSending = ETrue; |
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transport->Send( iTransportParams, |
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static_cast<CSIPResponse&>( iData->Message() ), |
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result->Address(), |
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*iData->Status() ); |
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} |
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203 |
else |
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204 |
{ |
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iOwner->CreateTcpTransportPointL( iTransportParams, |
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result->Address() ); |
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207 |
|
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transport = iOwner->FindTransportL( iTransportParams, |
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&iData->Message(), |
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result->Address() ); |
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if ( transport ) |
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{ |
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iSending = ETrue; |
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transport->Send( iTransportParams, |
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static_cast<CSIPResponse&>( iData->Message() ), |
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result->Address(), |
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*iData->Status() ); |
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} |
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else |
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{ |
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CompleteRequest( iData->Status(), KErrCouldNotConnect ); |
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iOwner->RemoveTcpSender( this ); |
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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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// Sending to every resolved address failed, resolve more |
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ResolveL( *iData ); |
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} |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CTcpResponseSender::CompleteRequest |
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// ----------------------------------------------------------------------------- |
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// |
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void CTcpResponseSender::CompleteRequest( TRequestStatus* aStatus, TInt aReason ) |
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{ |
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if ( aStatus != 0 && *aStatus == KRequestPending ) |
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{ |
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User::RequestComplete( aStatus, aReason ); |
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} |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CTcpResponseSender::FirstUnfailedResult |
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// ----------------------------------------------------------------------------- |
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// |
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MSIPResolvingResult* CTcpResponseSender::FirstUnfailedResult() |
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{ |
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for ( TInt i = 0; i < iResultArray.Count(); i++ ) |
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{ |
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MSIPResolvingResult* result = iResultArray[ i ]; |
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if ( !result->Failed() ) |
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{ |
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iCurrentIndex = i; |
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return result; |
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} |
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} |
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iCurrentIndex = KErrNotFound; |
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return 0; |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CTcpResponseSender::IndexWithinBounds |
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// ----------------------------------------------------------------------------- |
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// |
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TBool CTcpResponseSender::IndexWithinBounds() |
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{ |
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return ( iCurrentIndex >= 0 && iCurrentIndex < iResultArray.Count() ); |
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} |