realtimenetprots/sipfw/SIP/Transaction/src/NormalServerTa.cpp
changeset 0 307788aac0a8
equal deleted inserted replaced
-1:000000000000 0:307788aac0a8
       
     1 // Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     2 // All rights reserved.
       
     3 // This component and the accompanying materials are made available
       
     4 // under the terms of "Eclipse Public License v1.0"
       
     5 // which accompanies this distribution, and is available
       
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     7 //
       
     8 // Initial Contributors:
       
     9 // Nokia Corporation - initial contribution.
       
    10 //
       
    11 // Contributors:
       
    12 //
       
    13 // Description:
       
    14 // Name          : NormalServerTa.cpp
       
    15 // Part of       : Transaction
       
    16 // Version       : SIP/5.0
       
    17 //
       
    18 
       
    19 
       
    20 
       
    21 #include "SipAssert.h"
       
    22 #include "Lwtimer.h"
       
    23 #include "siprequest.h"
       
    24 #include "sipresponse.h"
       
    25 #include "UserAgentBase.h"
       
    26 #include "TimerValues.h"
       
    27 
       
    28 #include "NormalServerTa.h"
       
    29 #include "TransactionTimer.h"
       
    30 
       
    31 // -----------------------------------------------------------------------------
       
    32 // CNormalServerTransaction::NewL
       
    33 // -----------------------------------------------------------------------------
       
    34 //
       
    35 CNormalServerTransaction*
       
    36 CNormalServerTransaction::NewL(CUserAgentBase& aUserAgent,
       
    37 							   CTransmitter& aTransmitter,
       
    38 							   MTimerManager& aTimers,
       
    39 							   CTransactionState& aInitialState,
       
    40 							   TTimerValues& aTimerValues)
       
    41 	{
       
    42 	CNormalServerTransaction* self =
       
    43         new (ELeave) CNormalServerTransaction(aUserAgent,
       
    44 											  aTransmitter,
       
    45 											  aTimers,
       
    46 											  aInitialState,
       
    47 											  aTimerValues);
       
    48 	CleanupStack::PushL(self);
       
    49 	self->ConstructServerTaL();
       
    50 	CleanupStack::Pop(self);
       
    51 	return self;	
       
    52 	}
       
    53 
       
    54 // -----------------------------------------------------------------------------
       
    55 // CNormalServerTransaction::CNormalServerTransaction
       
    56 // -----------------------------------------------------------------------------
       
    57 //
       
    58 CNormalServerTransaction::CNormalServerTransaction(CUserAgentBase& aUserAgent,
       
    59 										CTransmitter& aTransmitter,
       
    60 										MTimerManager& aTimers,
       
    61 										CTransactionState& aInitialState,
       
    62 										TTimerValues& aTimerValues) :
       
    63 	CServerTransaction(aUserAgent,
       
    64 					   aTransmitter,
       
    65 					   aTimers,
       
    66 					   aInitialState,
       
    67 					   aTimerValues)
       
    68 	{
       
    69 	}
       
    70 
       
    71 // -----------------------------------------------------------------------------
       
    72 // CNormalServerTransaction::~CNormalServerTransaction
       
    73 // -----------------------------------------------------------------------------
       
    74 //
       
    75 CNormalServerTransaction::~CNormalServerTransaction()
       
    76 	{
       
    77     //Scope operator to silence lint warning
       
    78     CNormalServerTransaction::CancelAllTimers();
       
    79 	}
       
    80 
       
    81 // -----------------------------------------------------------------------------
       
    82 // CNormalServerTransaction::DeleteTimer
       
    83 // -----------------------------------------------------------------------------
       
    84 //
       
    85 void CNormalServerTransaction::DeleteTimer(const CTransactionTimer& aTimer)
       
    86 	{
       
    87 	__TEST_INVARIANT;
       
    88 
       
    89 	if (&aTimer == iTimerF2)
       
    90 		{
       
    91 		StopTimerF2();		
       
    92 		}
       
    93 
       
    94 	if (&aTimer == iTimerJ)
       
    95 		{
       
    96 		StopTimerJ();		
       
    97 		}
       
    98 
       
    99 	if (&aTimer == iTimerSend100)
       
   100 		{
       
   101 		StopTimerSend100();
       
   102 		}
       
   103 
       
   104 	__TEST_INVARIANT;
       
   105 	}
       
   106 
       
   107 // -----------------------------------------------------------------------------
       
   108 // CNormalServerTransaction::StartTimerF2UnlessExistsL
       
   109 // Same duration as for timer F (64*T1).
       
   110 // -----------------------------------------------------------------------------
       
   111 //
       
   112 void CNormalServerTransaction::StartTimerF2UnlessExistsL()
       
   113 	{
       
   114 	__TEST_INVARIANT;
       
   115 
       
   116 	if (!iTimerF2)
       
   117 		{
       
   118 		iTimerF2 = CTimerTerminateTa::NewL(iTimers,
       
   119 										   this,
       
   120 										   iTimerValues.Duration64xT1(),
       
   121 										   KErrTimedOut);
       
   122 		}
       
   123 
       
   124 	__TEST_INVARIANT;
       
   125 	}
       
   126 
       
   127 // -----------------------------------------------------------------------------
       
   128 // CNormalServerTransaction::StopTimerF2
       
   129 // -----------------------------------------------------------------------------
       
   130 //
       
   131 void CNormalServerTransaction::StopTimerF2()
       
   132 	{
       
   133 	__TEST_INVARIANT;
       
   134 
       
   135 	delete iTimerF2;
       
   136 	iTimerF2 = NULL;
       
   137 
       
   138 	__TEST_INVARIANT;
       
   139 	}
       
   140 
       
   141 // -----------------------------------------------------------------------------
       
   142 // CNormalServerTransaction::StartTimerJUnlessExistsL
       
   143 // Duration is 0s for reliable and 64*T1 for unreliable transports.
       
   144 // -----------------------------------------------------------------------------
       
   145 //
       
   146 void CNormalServerTransaction::StartTimerJUnlessExistsL()
       
   147 	{
       
   148 	__TEST_INVARIANT;
       
   149 
       
   150 	if (!iTimerJ)
       
   151 		{
       
   152 		TUint32 duration = 0;
       
   153 		if (IsUnreliableTransportUsed())
       
   154 			{
       
   155 			duration = iTimerValues.Duration64xT1();
       
   156 			}
       
   157 
       
   158 		iTimerJ = CTimerTerminateTa::NewL(iTimers, this, duration);
       
   159 		}
       
   160 
       
   161 	__TEST_INVARIANT;	
       
   162 	}
       
   163 
       
   164 // -----------------------------------------------------------------------------
       
   165 // CNormalServerTransaction::StopTimerJ
       
   166 // -----------------------------------------------------------------------------
       
   167 //
       
   168 void CNormalServerTransaction::StopTimerJ()
       
   169 	{
       
   170 	__TEST_INVARIANT;
       
   171 
       
   172 	delete iTimerJ;
       
   173 	iTimerJ = NULL;
       
   174 
       
   175 	__TEST_INVARIANT;
       
   176 	}
       
   177 
       
   178 // -----------------------------------------------------------------------------
       
   179 // CNormalServerTransaction::IsTimerSend100Running
       
   180 // -----------------------------------------------------------------------------
       
   181 //
       
   182 TBool CNormalServerTransaction::IsTimerSend100Running() const
       
   183 	{
       
   184 	__TEST_INVARIANT;
       
   185 	return iTimerSend100 != NULL;
       
   186 	}
       
   187 
       
   188 // -----------------------------------------------------------------------------
       
   189 // CNormalServerTransaction::StartTimerSend100L
       
   190 // Same duration can be used for both reliable and unreliable transports.
       
   191 // -----------------------------------------------------------------------------
       
   192 //
       
   193 void CNormalServerTransaction::StartTimerSend100L(CSIPRequest& aRequest)
       
   194 	{
       
   195 	__TEST_INVARIANT;
       
   196 	__SIP_ASSERT_LEAVE(!iTimerSend100, KErrAlreadyExists);
       
   197 
       
   198 	TUint32 duration = 0;
       
   199 	TUint step = 0;
       
   200 	iTimerValues.DoubleUptoT2(step);
       
   201 
       
   202 	while (step < iTimerValues.T2())
       
   203 		{
       
   204 		duration += step;
       
   205 		iTimerValues.DoubleUptoT2(step);
       
   206 		}
       
   207 
       
   208 	Create100L(aRequest);
       
   209 	iTimerSend100 = CTimerSend100::NewL(iTimers,
       
   210 									    this,
       
   211 									    duration,
       
   212 									    static_cast<CSIPResponse*>(iOutgoingMsg),
       
   213 									    iTransportProtocol,
       
   214 									    iTransportParams);
       
   215 	//Timer took ownership of the SIP response
       
   216 	iOutgoingMsg = NULL;
       
   217 
       
   218 	__TEST_INVARIANT;
       
   219 	}
       
   220 
       
   221 // -----------------------------------------------------------------------------
       
   222 // CNormalServerTransaction::StopTimerSend100
       
   223 // -----------------------------------------------------------------------------
       
   224 //
       
   225 void CNormalServerTransaction::StopTimerSend100()
       
   226 	{
       
   227 	__TEST_INVARIANT;
       
   228 
       
   229 	delete iTimerSend100;
       
   230 	iTimerSend100 = NULL;
       
   231 
       
   232 	__TEST_INVARIANT;
       
   233 	}
       
   234 
       
   235 // -----------------------------------------------------------------------------
       
   236 // CNormalServerTransaction::ReceiveRetransmissionL
       
   237 // -----------------------------------------------------------------------------
       
   238 //
       
   239 void CNormalServerTransaction::ReceiveRetransmissionL(CSIPRequest* aRequest)
       
   240 	{
       
   241 	__SIP_ASSERT_LEAVE(aRequest, KErrArgument);
       
   242 
       
   243 	if (!IsTransmitterSending())
       
   244 		{
       
   245 		SendToTransmitterL();
       
   246 		}
       
   247 
       
   248     delete aRequest;
       
   249 	}
       
   250 
       
   251 // -----------------------------------------------------------------------------
       
   252 // CNormalServerTransaction::CancelAllTimers
       
   253 // -----------------------------------------------------------------------------
       
   254 //
       
   255 void CNormalServerTransaction::CancelAllTimers()
       
   256 	{
       
   257 	__TEST_INVARIANT;
       
   258 
       
   259 	StopTimerJ();
       
   260 	StopTimerF2();
       
   261 	StopTimerSend100();
       
   262 
       
   263 	__TEST_INVARIANT;
       
   264 	}
       
   265 
       
   266 // -----------------------------------------------------------------------------
       
   267 // CNormalServerTransaction::Ptr
       
   268 // -----------------------------------------------------------------------------
       
   269 //
       
   270 CNormalServerTransaction&
       
   271 CNormalServerTransaction::Ptr(CTransaction& aTransaction)
       
   272 	{
       
   273 	return static_cast<CNormalServerTransaction&>(aTransaction);
       
   274 	}
       
   275 
       
   276 // -----------------------------------------------------------------------------
       
   277 // CNormalServerTransaction::__DbgTestInvariant
       
   278 // -----------------------------------------------------------------------------
       
   279 //
       
   280 
       
   281 void CNormalServerTransaction::__DbgTestInvariant() const
       
   282 	{
       
   283 	//Timers J and F2 must not run at the same time
       
   284 	if (iTimerJ && iTimerF2)
       
   285 		{	
       
   286 		User::Invariant();
       
   287 		}
       
   288 	}
       
   289