realtimenetprots/sipfw/SIP/TransactionUser/src/InviteUACStates.cpp
author Petteri Saari <petteri.saari@digia.com>
Thu, 25 Nov 2010 13:59:42 +0200
branchMSRP_FrameWork
changeset 58 cdb720e67852
parent 0 307788aac0a8
permissions -rw-r--r--
This release addresses the following issues: 1. The crash bug fix when receiving file 2. Now the sending is based on MSRP messages, there is no longer file receiving or sending. Client sends data as MSRP was designed. 3. Soma MSRP stack was created so that the client told the correct session-id, Symbian stack generated it by itself. This is not allowed, it was changed so that clients tell the session-id (same as used in SIP INVITE). 4. Unnecessary division of data to chunks removed when there is no need to interrupt sending. The message is sent in as few chunks as possible. 5. Stack can now receive files and chunks with ?unlimited? size. Old stack wrote the incoming data to memory and did not utilize disk space until the end of chunk was reached (large chunks from another client crashed it). 6. Now when writing the incoming data to file, it will take into account the byte-range header values. So, this complies with the RFC4975 requirements that stack must be able to handle chunks that come in any sequence. 7. Some buffering changes to outgoing/incoming data. 8. The outgoing data is now checked that it does not contain the created transaction-id before sending the data. 9. MSRP success reports are now implemented and tested against servers. 10. Progress report system fixed so progress is now visible on client (all the way to 100%). 11. Message Cancel receiving / Cancel sending now corrected and made to work as rfc4975 requires. (termination from sender and error code from receiver when cancelling). 12. Bug correction related to messages received not belonging to any session, old stack implementation did send error response, but after response was written it did give the buffer to client anyway. Now corrected.

// 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:
// Name          : InviteUACStates.cpp
// Part of       : TransactionUser
// Version       : SIP/5.0
//



#include "siperr.h"
#include "siprequest.h"
#include "sipresponse.h"
#include "SipAssert.h"

#include "InviteUAC.h"
#include "InviteUACStates.h"


// -----------------------------------------------------------------------------
// CInviteUAC_Start::CInviteUAC_Start
// -----------------------------------------------------------------------------
//
CInviteUAC_Start::CInviteUAC_Start()
	{
	}

// -----------------------------------------------------------------------------
// CInviteUAC_Start::~CInviteUAC_Start
// -----------------------------------------------------------------------------
//
CInviteUAC_Start::~CInviteUAC_Start()
	{
	}

// -----------------------------------------------------------------------------
// CInviteUAC_Start::SetNeighbourStates
// -----------------------------------------------------------------------------
//
void CInviteUAC_Start::SetNeighbourStates(CUserAgentState& aResolveAddress)
	{    
	iResolveAddress = &aResolveAddress;
	}

// -----------------------------------------------------------------------------
// CInviteUAC_Start::SendRequestL
// -----------------------------------------------------------------------------
//
void CInviteUAC_Start::SendRequestL(CUserAgent& aUserAgent,
									CSIPRequest* aReq,
									TRegistrationId aRegisterId,
									const CURIContainer& aRemoteTarget) const
    {
    __SIP_ASSERT_LEAVE(aReq, KErrArgument);    

	CInviteUAC::Ptr(aUserAgent).HandleSendRequestL(aReq,
												   aRegisterId,
												   aRemoteTarget,
                                                   *iResolveAddress);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_Start::SendAckL
// Can't send ACK before a 2xx has been received
// -----------------------------------------------------------------------------
//
void CInviteUAC_Start::SendAckL(CUserAgent& /*aUserAgent*/,						
							    CSIPRequest* aAck,
							    MTransactionOwner& /*aObserver*/,
							    const TSIPTransportParams& /*aParams*/,
							    TRegistrationId /*aRegisterId*/,
							    const CURIContainer& /*aRemoteTarget*/,
							    TBool /*aDeleteRequest*/,
							    RStringF /*aBranch*/) const
	{
    __SIP_ASSERT_LEAVE(aAck, KErrArgument);

	User::Leave(KErrSIPInvalidTransactionState);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_ResolveAddress::CInviteUAC_ResolveAddress
// -----------------------------------------------------------------------------
//
CInviteUAC_ResolveAddress::CInviteUAC_ResolveAddress()
	{
	}

// -----------------------------------------------------------------------------
// CInviteUAC_ResolveAddress::~CInviteUAC_ResolveAddress
// -----------------------------------------------------------------------------
//
CInviteUAC_ResolveAddress::~CInviteUAC_ResolveAddress()
	{
	}

// -----------------------------------------------------------------------------
// CInviteUAC_ResolveAddress::SetNeighbourStates
// -----------------------------------------------------------------------------
//
void
CInviteUAC_ResolveAddress::SetNeighbourStates(CUserAgentState& aWaitResponse)
	{
	iWaitResponse = &aWaitResponse;
	}

// -----------------------------------------------------------------------------
// CInviteUAC_ResolveAddress::IsResolving
// -----------------------------------------------------------------------------
//
TBool CInviteUAC_ResolveAddress::IsResolving() const
	{
	return ETrue;
	}

// -----------------------------------------------------------------------------
// CInviteUAC_ResolveAddress::AddressResolvedL
// -----------------------------------------------------------------------------
//
void CInviteUAC_ResolveAddress::AddressResolvedL(CUserAgent& aUserAgent) const
	{
	CInviteUAC::Ptr(aUserAgent).RemoteAddressResolvedL(*iWaitResponse);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_ResolveAddress::ResolvingFailed
// -----------------------------------------------------------------------------
//
void CInviteUAC_ResolveAddress::ResolvingFailed(CUserAgent& aUserAgent) const
	{
	CInviteUAC::Ptr(aUserAgent).HandleResolvingFailure(*this, *iWaitResponse);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_ResolveAddress::SendAckL
// Can't send ACK before a 2xx has been received
// -----------------------------------------------------------------------------
//
void CInviteUAC_ResolveAddress::SendAckL(CUserAgent& /*aUserAgent*/,
										 CSIPRequest* aAck,										 
										 MTransactionOwner& /*aObserver*/,
										 const TSIPTransportParams& /*aParams*/,
										 TRegistrationId /*aRegisterId*/,
										 const CURIContainer& /*aRemoteTarget*/,
										 TBool /*aDeleteRequest*/,
										 RStringF /*aBranch*/) const
	{
    __SIP_ASSERT_LEAVE(aAck, KErrArgument);
	
	User::Leave(KErrSIPInvalidTransactionState);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitResponse::CInviteUAC_WaitResponse
// -----------------------------------------------------------------------------
//
CInviteUAC_WaitResponse::CInviteUAC_WaitResponse()
	{
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitResponse::~CInviteUAC_WaitResponse
// -----------------------------------------------------------------------------
//
CInviteUAC_WaitResponse::~CInviteUAC_WaitResponse()
	{
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitResponse::SetNeighbourStates
// -----------------------------------------------------------------------------
//
void CInviteUAC_WaitResponse::SetNeighbourStates(
							 CUserAgentState& aWaitAckFromApp,
							 CUserAgentState& aWaitTransactionToEnd,
							 CUserAgentState& aResolveAddress,
							 CUserAgentState& aWaitAuthentication)
	{    	
	iWaitAckFromApp = &aWaitAckFromApp;
	iWaitTransactionToEnd = &aWaitTransactionToEnd;
	iResolveAddress = &aResolveAddress;
	iWaitAuthentication = &aWaitAuthentication;
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitResponse::ReceiveL
// -----------------------------------------------------------------------------
//
void CInviteUAC_WaitResponse::ReceiveL(CUserAgent& aUserAgent,
	                                   CSIPResponse* aResponse) const
	{
    __SIP_ASSERT_LEAVE(aResponse, KErrArgument);

	CInviteUAC& ua = CInviteUAC::Ptr(aUserAgent);

	//If a final response has been passed to TransactionOwner, UA should be in
	//CInviteUAC_WaitAckFromApp state
    __SIP_ASSERT_LEAVE(!ua.FinalRespPassed(), KErrSIPInvalidTransactionState);
	
    TBool wait(EFalse);
    TRAPD(err,wait = ua.PassResponseToSIPSecL(*aResponse))
    
    if(err )
        {
        if(aResponse->IsErrorResponse())
            
            ua.SetSipSecError(err);
        else
            User::Leave(err); 
        }
    
	if (wait)
		{
		//Wait for SIPSec to handle response
		ua.StoreResponse(aResponse);
		aUserAgent.ChangeState(*iWaitAuthentication);
		}
	else
		{
		if (aResponse->ResponseCode() >= 300)
			{			
			ua.StartSIPSecTimerL();
			ua.StoreResponse(aResponse);
			aUserAgent.ChangeState(*iWaitAuthentication);
			}
		else
			{
			ua.ReceiveResponseL(aResponse,
								*iResolveAddress,
								*this,
								*iWaitAckFromApp,
								*iWaitTransactionToEnd);
			}
		}
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitResponse::TransactionEndsL
// -----------------------------------------------------------------------------
//
void CInviteUAC_WaitResponse::TransactionEndsL(CUserAgent& aUserAgent,
											   TInt aReason) const
	{
	CInviteUAC::Ptr(aUserAgent).TransactionEndsWithoutFinalResponseL(aReason,
											    *iResolveAddress,
											    *this);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitResponse::SendAckL
// Can't send ACK before a 2xx has been received
// -----------------------------------------------------------------------------
//
void CInviteUAC_WaitResponse::SendAckL(CUserAgent& /*aUserAgent*/,
									   CSIPRequest* aAck,
									   MTransactionOwner& /*aObserver*/,
									   const TSIPTransportParams& /*aParams*/,
									   TRegistrationId /*aRegisterId*/,
									   const CURIContainer& /*aRemoteTarget*/,
									   TBool /*aDeleteRequest*/,
									   RStringF /*aBranch*/) const
	{
    __SIP_ASSERT_LEAVE(aAck, KErrArgument);

	User::Leave(KErrSIPInvalidTransactionState);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitAckFromApp::CInviteUAC_WaitAckFromApp
// -----------------------------------------------------------------------------
//
CInviteUAC_WaitAckFromApp::CInviteUAC_WaitAckFromApp()
	{
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitAckFromApp::~CInviteUAC_WaitAckFromApp
// -----------------------------------------------------------------------------
//
CInviteUAC_WaitAckFromApp::~CInviteUAC_WaitAckFromApp()
	{
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitAckFromApp::SetNeighbourStates
// -----------------------------------------------------------------------------
//
void CInviteUAC_WaitAckFromApp::SetNeighbourStates(
	CUserAgentState& aResolveAckAddress)
	{    
	iResolveAckAddress = &aResolveAckAddress;
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitAckFromApp::SendAckL
// ACK's headers are not updated to CTransactionStore, as an ACK to a 2xx has a
// different branch than the original INVITE, and further 2xx responses couldn't
// be routed to this UAC anymore if the new branch is put to CTransactionStore.
// -----------------------------------------------------------------------------
//
void CInviteUAC_WaitAckFromApp::SendAckL(CUserAgent& aUserAgent,
										 CSIPRequest* aAck,
										 MTransactionOwner& aObserver,
										 const TSIPTransportParams& aParams,
										 TRegistrationId aRegisterId,
										 const CURIContainer& aRemoteTarget,
										 TBool aDeleteRequest,
										 RStringF aBranch) const
	{
    __SIP_ASSERT_LEAVE(aAck, KErrArgument);    

	CInviteUAC::Ptr(aUserAgent).SendFirstAckL(aAck,
											  aObserver,
											  aParams,
											  aRegisterId,
											  aRemoteTarget,
											  aDeleteRequest,
											  aBranch);	
	aUserAgent.ChangeState(*iResolveAckAddress);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitAckFromApp::ReceiveL
// As incoming responses are routed using Via's branch parameter, the 2xx
// responses will be received by the same UAC regardless of the To-tag value.
// -----------------------------------------------------------------------------
//
void CInviteUAC_WaitAckFromApp::ReceiveL(CUserAgent& aUserAgent,
	                                     CSIPResponse* aResponse) const
	{
    __SIP_ASSERT_LEAVE(aResponse, KErrArgument);    
	
	CInviteUAC::Ptr(aUserAgent).HandleAdditional2xxL(aResponse);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitAckFromApp::TimerExpiredL
// -----------------------------------------------------------------------------
//
void CInviteUAC_WaitAckFromApp::TimerExpiredL(CUserAgent& aUserAgent,
										      TTimerId aTimerId,
										      TAny* aTimerParam) const
	{
    __SIP_ASSERT_LEAVE(aTimerParam, KErrArgument);    

	HandleTimerExpirationL(aUserAgent, aTimerId, aTimerParam);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_ResolveAckAddress::CInviteUAC_ResolveAckAddress
// -----------------------------------------------------------------------------
//
CInviteUAC_ResolveAckAddress::CInviteUAC_ResolveAckAddress()
	{
	}

// -----------------------------------------------------------------------------
// CInviteUAC_ResolveAckAddress::~CInviteUAC_ResolveAckAddress
// -----------------------------------------------------------------------------
//
CInviteUAC_ResolveAckAddress::~CInviteUAC_ResolveAckAddress()
	{
	}

// -----------------------------------------------------------------------------
// CInviteUAC_ResolveAckAddress::SetNeighbourStates
// -----------------------------------------------------------------------------
//
void
CInviteUAC_ResolveAckAddress::SetNeighbourStates(CUserAgentState& aSendingAck)
	{
	iSendingAck = &aSendingAck;
	}

// -----------------------------------------------------------------------------
// CInviteUAC_ResolveAckAddress::IsResolving
// -----------------------------------------------------------------------------
//
TBool CInviteUAC_ResolveAckAddress::IsResolving() const
	{
	return ETrue;
	}

// -----------------------------------------------------------------------------
// CInviteUAC_ResolveAckAddress::AddressResolvedL
// Remote address for ACK resolved, send the ACK from send buffer
// -----------------------------------------------------------------------------
//
void
CInviteUAC_ResolveAckAddress::AddressResolvedL(CUserAgent& aUserAgent) const
	{
	CInviteUAC::Ptr(aUserAgent).AckAddressResolvedL();
	aUserAgent.ChangeState(*iSendingAck);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_ResolveAckAddress::ResolvingFailed
// -----------------------------------------------------------------------------
//
void CInviteUAC_ResolveAckAddress::ResolvingFailed(CUserAgent& aUserAgent) const
	{
	CInviteUAC::Ptr(aUserAgent).HandleResolvingFailure(*this, *iSendingAck);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_ResolveAckAddress::SendAckL
// -----------------------------------------------------------------------------
//
void CInviteUAC_ResolveAckAddress::SendAckL(CUserAgent& aUserAgent,
										    CSIPRequest* aAck,
										    MTransactionOwner& aObserver,
										    const TSIPTransportParams& aParams,
										    TRegistrationId aRegisterId,
										    const CURIContainer& aRemoteTarget,
										    TBool aDeleteRequest,
										    RStringF /*aBranch*/) const
	{
    __SIP_ASSERT_LEAVE(aAck, KErrArgument);    

	CInviteUAC::Ptr(aUserAgent).SendAdditionalAckL(aAck,
												   aObserver,
												   aParams,
												   aRegisterId,
												   aRemoteTarget,
												   aDeleteRequest);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_ResolveAckAddress::ReceiveL
// Incoming responses are routed by Via branch, so 2xx responses are received
// by the same UAC regardless of the To-tag value.
// -----------------------------------------------------------------------------
//
void CInviteUAC_ResolveAckAddress::ReceiveL(CUserAgent& aUserAgent,
	                                        CSIPResponse* aResponse) const
	{
    __SIP_ASSERT_LEAVE(aResponse, KErrArgument);

	CInviteUAC::Ptr(aUserAgent).HandleAdditional2xxL(aResponse);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_ResolveAckAddress::TimerExpiredL
// -----------------------------------------------------------------------------
//
void CInviteUAC_ResolveAckAddress::TimerExpiredL(CUserAgent& aUserAgent,
											     TTimerId aTimerId,
											     TAny* aTimerParam) const
	{
    __SIP_ASSERT_LEAVE(aTimerParam, KErrArgument);    

	HandleTimerExpirationL(aUserAgent, aTimerId, aTimerParam);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_SendingAck::CInviteUAC_SendingAck
// -----------------------------------------------------------------------------
//
CInviteUAC_SendingAck::CInviteUAC_SendingAck()
	{
	}

// -----------------------------------------------------------------------------
// CInviteUAC_SendingAck::~CInviteUAC_SendingAck
// -----------------------------------------------------------------------------
//
CInviteUAC_SendingAck::~CInviteUAC_SendingAck()
	{
	}

// -----------------------------------------------------------------------------
// CInviteUAC_SendingAck::SetNeighbourStates
// -----------------------------------------------------------------------------
//
void
CInviteUAC_SendingAck::SetNeighbourStates(CUserAgentState& aResolveAckAddress)
	{
	iResolveAckAddress = &aResolveAckAddress;
	}

// -----------------------------------------------------------------------------
// CInviteUAC_SendingAck::SendCompleteL
// No action, UAC ends when iTimerWait2xxRetransmissions expires
// -----------------------------------------------------------------------------
//
void CInviteUAC_SendingAck::SendCompleteL(CUserAgent& /*aUserAgent*/) const
	{    
	}

// -----------------------------------------------------------------------------
// CInviteUAC_SendingAck::SendFailedL
// -----------------------------------------------------------------------------
//
void CInviteUAC_SendingAck::SendFailedL(CUserAgent& aUserAgent,
										TInt aError) const
	{
	if (!CInviteUAC::Ptr(aUserAgent).TryNextAddressL(aError,
													 *iResolveAckAddress,
													 *this))
		{
		aUserAgent.Stop(aError);
		}
	}

// -----------------------------------------------------------------------------
// CInviteUAC_SendingAck::SendAckL
// -----------------------------------------------------------------------------
//
void CInviteUAC_SendingAck::SendAckL(CUserAgent& aUserAgent,
								     CSIPRequest* aAck,
								     MTransactionOwner& aObserver,
								     const TSIPTransportParams& aParams,
								     TRegistrationId aRegisterId,
								     const CURIContainer& aRemoteTarget,
								     TBool aDeleteRequest,
								     RStringF /*aBranch*/) const
	{
    __SIP_ASSERT_LEAVE(aAck, KErrArgument);

	CInviteUAC::Ptr(aUserAgent).SendAdditionalAckL(aAck,
												   aObserver,
												   aParams,
												   aRegisterId,
												   aRemoteTarget,
												   aDeleteRequest);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_SendingAck::ReceiveL
// -----------------------------------------------------------------------------
//
void CInviteUAC_SendingAck::ReceiveL(CUserAgent& aUserAgent,
	                                 CSIPResponse* aResponse) const
	{
    __SIP_ASSERT_LEAVE(aResponse, KErrArgument);    

	CInviteUAC::Ptr(aUserAgent).HandleAdditional2xxL(aResponse);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_SendingAck::IcmpErrorL
// InviteUAC handles IcmpErrorL only in states where it has sent a request
// -----------------------------------------------------------------------------
//
void CInviteUAC_SendingAck::IcmpErrorL(CUserAgent& aUserAgent,
							   const TInetAddr& aAddress,
							   CSipConnectionMgr::TICMPError /*aError*/) const
	{    
	CInviteUAC::Ptr(aUserAgent).HandleIcmpErrorL(aAddress,
										         *iResolveAckAddress,
										         *this);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_SendingAck::TimerExpiredL
// -----------------------------------------------------------------------------
//
void CInviteUAC_SendingAck::TimerExpiredL(CUserAgent& aUserAgent,
									      TTimerId aTimerId,
									      TAny* aTimerParam) const
	{
    __SIP_ASSERT_LEAVE(aTimerParam, KErrArgument);    

	HandleTimerExpirationL(aUserAgent, aTimerId, aTimerParam);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitTransactionToEnd::CInviteUAC_WaitTransactionToEnd
// -----------------------------------------------------------------------------
//
CInviteUAC_WaitTransactionToEnd::CInviteUAC_WaitTransactionToEnd()
	{
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitTransactionToEnd::~CInviteUAC_WaitTransactionToEnd
// -----------------------------------------------------------------------------
//
CInviteUAC_WaitTransactionToEnd::~CInviteUAC_WaitTransactionToEnd()
	{
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitTransactionToEnd::CanContinueWithoutOutgoingMsg
// -----------------------------------------------------------------------------
//
TBool CInviteUAC_WaitTransactionToEnd::CanContinueWithoutOutgoingMsg(
											TBool /*aFinalRespPassed*/) const
	{
	return ETrue;
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitTransactionToEnd::TransactionEndsL
// -----------------------------------------------------------------------------
//
void CInviteUAC_WaitTransactionToEnd::TransactionEndsL(CUserAgent& aUserAgent,
													   TInt aReason) const
	{
	aUserAgent.Stop(aReason);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitTransactionToEnd::SendAckL
// Upper layer can't send ACK, as a 3xx-6xx response was received.
// -----------------------------------------------------------------------------
//
void CInviteUAC_WaitTransactionToEnd::SendAckL(CUserAgent& /*aUserAgent*/,
									CSIPRequest* aAck,
									MTransactionOwner& /*aObserver*/,
									const TSIPTransportParams& /*aParams*/,
									TRegistrationId /*aRegisterId*/,
									const CURIContainer& /*aRemoteTarget*/,
									TBool /*aDeleteRequest*/,
									RStringF /*aBranch*/) const
	{
    __SIP_ASSERT_LEAVE(aAck, KErrArgument);

	User::Leave(KErrSIPInvalidTransactionState);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitAuthentication::CInviteUAC_WaitAuthentication
// -----------------------------------------------------------------------------
//
CInviteUAC_WaitAuthentication::CInviteUAC_WaitAuthentication()
	{
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitAuthentication::~CInviteUAC_WaitAuthentication
// -----------------------------------------------------------------------------
//
CInviteUAC_WaitAuthentication::~CInviteUAC_WaitAuthentication()
	{
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitAuthentication::SetNeighbourStates
// -----------------------------------------------------------------------------
//
void CInviteUAC_WaitAuthentication::SetNeighbourStates(
							CUserAgentState& aResolveAddress,
							CUserAgentState& aWaitResponse,
							CUserAgentState& aWaitAckFromApp,
							CUserAgentState& aWaitTransactionToEnd)
	{    
	iResolveAddress = &aResolveAddress;
	iWaitResponse = &aWaitResponse;
	iWaitAckFromApp = &aWaitAckFromApp;
	iWaitTransactionToEnd = &aWaitTransactionToEnd;
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitAuthentication::SIPSecCacheUpdatedL
// -----------------------------------------------------------------------------
//
void
CInviteUAC_WaitAuthentication::SIPSecCacheUpdatedL(CUserAgent& aUserAgent,
												   TBool aSuccess) const
	{
	CInviteUAC::Ptr(aUserAgent).SIPSecCacheUpdatedL(aSuccess,                          
			                                        *iResolveAddress,
			                                        *iWaitResponse,
									 				*iWaitAckFromApp,
									 				*iWaitTransactionToEnd);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitAuthentication::TimerExpiredL
// -----------------------------------------------------------------------------
//
void CInviteUAC_WaitAuthentication::TimerExpiredL(CUserAgent& aUserAgent,
											      TTimerId aTimerId,
											      TAny* aTimerParam) const
	{
    __SIP_ASSERT_LEAVE(aTimerParam, KErrArgument);    

	HandleTimerExpirationL(aUserAgent, aTimerId, aTimerParam);
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitAuthentication::TransactionEndsL
// -----------------------------------------------------------------------------
//
void CInviteUAC_WaitAuthentication::TransactionEndsL(CUserAgent& aUserAgent,
													 TInt /*aReason*/) const
	{
    aUserAgent.RequestDeletionOfTransactionL();
    CInviteUAC::Ptr(aUserAgent).IgnoreResponseRetransmissionsL();
	}

// -----------------------------------------------------------------------------
// CInviteUAC_WaitAuthentication::SendAckL
// 2xx hasn't been received, so application can't send ACK.
// -----------------------------------------------------------------------------
//
void CInviteUAC_WaitAuthentication::SendAckL(CUserAgent& /*aUserAgent*/,
									CSIPRequest* aAck,
									MTransactionOwner& /*aObserver*/,
									const TSIPTransportParams& /*aParams*/,
									TRegistrationId /*aRegisterId*/,
									const CURIContainer& /*aRemoteTarget*/,
									TBool /*aDeleteRequest*/,
									RStringF /*aBranch*/) const
	{
    __SIP_ASSERT_LEAVE(aAck, KErrArgument);

	User::Leave(KErrSIPInvalidTransactionState);
	}