|
1 // Copyright (c) 2005-2009 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 : CSipRefreshBase.cpp |
|
15 // Part of : SIPRefreshes |
|
16 // Version : SIP/4.0 |
|
17 // |
|
18 |
|
19 |
|
20 |
|
21 #include "SipStackServerDefs.h" |
|
22 #include "MTransactionUser.h" |
|
23 #include "MRefreshOwner.h" |
|
24 #include "CSipRefreshMgr.h" |
|
25 #include "siprequest.h" |
|
26 #include "sipresponse.h" |
|
27 #include "sipcontactheader.h" |
|
28 #include "sipaddress.h" |
|
29 #include "sipcseqheader.h" |
|
30 #include "sipexpiresheader.h" |
|
31 #include "siptoheader.h" |
|
32 #include "sipfromheader.h" |
|
33 #include "SipLogs.h" |
|
34 #include "sipcallidheader.h" |
|
35 #include "uricontainer.h" |
|
36 #include "siprouteheader.h" |
|
37 #include "siprecordrouteheader.h" |
|
38 #include "sipheaderbase.h" |
|
39 #include "siperr.h" |
|
40 #include "SipAssert.h" |
|
41 #include "sipstrings.h" |
|
42 #include "sipstrconsts.h" |
|
43 #include "TSIPTransportParams.h" |
|
44 #include "CSipRefreshBase.h" |
|
45 #include "sipsec.h" |
|
46 |
|
47 |
|
48 const TInt KOneSecInMilliSecs = 1000; // one second is 1000 millisecond |
|
49 |
|
50 |
|
51 // ----------------------------------------------------------------------------- |
|
52 // CSipRefreshBase::CSipRefreshBase |
|
53 // ----------------------------------------------------------------------------- |
|
54 // |
|
55 CSipRefreshBase::CSipRefreshBase (MTransactionUser& aTU, |
|
56 MTimerManager& aTimerMgr, |
|
57 CSIPSec& aSIPSec, |
|
58 CSipRefreshMgr& aRefreshMgr, |
|
59 TRegistrationId aRegistrationId, |
|
60 MRefreshOwner* aOwner, |
|
61 MSIPSecUser& aSIPSecUser) |
|
62 : iRefreshMgr (aRefreshMgr), |
|
63 iRefreshId (aRefreshMgr.NextRefreshId()), |
|
64 iCurrentTransactionId (KEmptyTransactionId), |
|
65 iFirstRequest (ETrue), |
|
66 iSIPSecUser (aSIPSecUser), |
|
67 iOwner (aOwner), |
|
68 iTU (aTU), |
|
69 iTimerMgr (aTimerMgr), |
|
70 iSIPSec (aSIPSec), |
|
71 iTransactionOwnerCleared (EFalse), |
|
72 iIntervalUpdated (EFalse), |
|
73 iRegistrationId (aRegistrationId), |
|
74 iOwnRequest (ETrue), |
|
75 iRemoveRouteHeaders (EFalse) |
|
76 { |
|
77 } |
|
78 |
|
79 // ----------------------------------------------------------------------------- |
|
80 // CSipRefreshBase::BaseConstructL |
|
81 // ----------------------------------------------------------------------------- |
|
82 // |
|
83 void CSipRefreshBase::BaseConstructL(CURIContainer& aRemoteTarget, |
|
84 CSIPRequest& aRequest) |
|
85 { |
|
86 iRemoteTarget = CURIContainer::NewL(aRemoteTarget); |
|
87 TInt expiresInSeconds = ExpirationTimeFromRequestL(aRequest); |
|
88 iIntervalInMilliSeconds = CalculateInterval(expiresInSeconds); |
|
89 } |
|
90 |
|
91 // ----------------------------------------------------------------------------- |
|
92 // CSipRefreshBase::~CSipRefreshBase |
|
93 // ----------------------------------------------------------------------------- |
|
94 // |
|
95 CSipRefreshBase::~CSipRefreshBase () |
|
96 { |
|
97 if (iTimerMgr.IsRunning(iTimerId)) |
|
98 { |
|
99 iTimerMgr.Stop(iTimerId); |
|
100 } |
|
101 |
|
102 if (!iTransactionOwnerCleared) |
|
103 { |
|
104 iTU.ClearTransactionOwner (this); |
|
105 } |
|
106 |
|
107 if (iOwnRequest) |
|
108 { |
|
109 delete iRequest; |
|
110 } |
|
111 |
|
112 delete iRemoteTarget; |
|
113 delete iUpdatedHeader; |
|
114 iSIPSec.ClearCache(this); |
|
115 iUpdatedRouteHeaders.ResetAndDestroy(); |
|
116 } |
|
117 |
|
118 // ----------------------------------------------------------------------------- |
|
119 // CSipRefreshBase::ClearTransactionOwner |
|
120 // Needs to be called before the refresh is put to DeleteMgr, |
|
121 // so that TU will not call this refresh anymore. |
|
122 // ----------------------------------------------------------------------------- |
|
123 // |
|
124 void CSipRefreshBase::ClearTransactionOwner() |
|
125 { |
|
126 iTU.ClearTransactionOwner (this); |
|
127 iTransactionOwnerCleared = ETrue; |
|
128 } |
|
129 |
|
130 // ----------------------------------------------------------------------------- |
|
131 // CSipRefreshBase::Owner |
|
132 // ----------------------------------------------------------------------------- |
|
133 // |
|
134 MRefreshOwner* CSipRefreshBase::Owner() |
|
135 { |
|
136 return iOwner; |
|
137 } |
|
138 |
|
139 // ----------------------------------------------------------------------------- |
|
140 // CSipRefreshBase::Id |
|
141 // ----------------------------------------------------------------------------- |
|
142 // |
|
143 const TRefreshId& CSipRefreshBase::Id() const |
|
144 { |
|
145 return iRefreshId; |
|
146 } |
|
147 |
|
148 // ----------------------------------------------------------------------------- |
|
149 // CSipRefreshBase::CurrentTransactionId |
|
150 // ----------------------------------------------------------------------------- |
|
151 // |
|
152 TTransactionId CSipRefreshBase::CurrentTransactionId() const |
|
153 { |
|
154 return iCurrentTransactionId; |
|
155 } |
|
156 |
|
157 // ----------------------------------------------------------------------------- |
|
158 // CSipRefreshBase::Request |
|
159 // ----------------------------------------------------------------------------- |
|
160 // |
|
161 CSIPRequest* CSipRefreshBase::Request() |
|
162 { |
|
163 return iRequest; |
|
164 } |
|
165 |
|
166 // ----------------------------------------------------------------------------- |
|
167 // CSipRefreshBase::Request |
|
168 // ----------------------------------------------------------------------------- |
|
169 // |
|
170 void CSipRefreshBase::SetIntervalL(TInt aInterval) |
|
171 { |
|
172 __ASSERT_ALWAYS(aInterval > 0, User::Leave(KErrArgument)); |
|
173 |
|
174 TInt tmp = CalculateInterval(aInterval); |
|
175 if (iTimerMgr.IsRunning(iTimerId)) |
|
176 { |
|
177 iTimerMgr.Stop(iTimerId); |
|
178 StartTimerL(tmp); |
|
179 } |
|
180 iIntervalInMilliSeconds = tmp; |
|
181 iIntervalUpdated = ETrue; |
|
182 } |
|
183 |
|
184 // ----------------------------------------------------------------------------- |
|
185 // CSipRefreshBase::Request |
|
186 // ----------------------------------------------------------------------------- |
|
187 // |
|
188 TInt CSipRefreshBase::Interval() const |
|
189 { |
|
190 if (iIntervalInMilliSeconds < KOneSecInMilliSecs) |
|
191 { |
|
192 return 1; |
|
193 } |
|
194 return iIntervalInMilliSeconds/KOneSecInMilliSecs; |
|
195 } |
|
196 |
|
197 // ----------------------------------------------------------------------------- |
|
198 // CSipRefreshBase::ReceiveL |
|
199 // ----------------------------------------------------------------------------- |
|
200 // |
|
201 void CSipRefreshBase::ReceiveL (TUint32 /*aIapId*/, |
|
202 TTransactionId /*aTransactionId*/, |
|
203 CSIPRequest* /*aRequest*/) |
|
204 { |
|
205 // Must not ever receive SIP requests from TU. |
|
206 __SIP_ASSERT_LEAVE (EFalse, KErrArgument); |
|
207 } |
|
208 |
|
209 // ----------------------------------------------------------------------------- |
|
210 // CSipRefreshBase::ReceiveL |
|
211 // ----------------------------------------------------------------------------- |
|
212 // |
|
213 void CSipRefreshBase::ReceiveL (TTransactionId aTransactionId, |
|
214 CSIPResponse* aResponse) |
|
215 { |
|
216 __SIP_ASSERT_LEAVE (iRequest, KErrArgument); |
|
217 |
|
218 __SIP_ASSERT_LEAVE (aResponse, KErrArgument); |
|
219 |
|
220 __SIP_ASSERT_LEAVE (aTransactionId == iCurrentTransactionId, KErrArgument); |
|
221 |
|
222 __SIP_MESSAGE_LOG ("Refreshes", *aResponse) |
|
223 |
|
224 if (aResponse->Type() == CSIPResponse::E1XX) |
|
225 { |
|
226 ReceivedProvisonalResponseL (aResponse); |
|
227 } |
|
228 else if (aResponse->Type() == CSIPResponse::E2XX) |
|
229 { |
|
230 Received200ClassResponseL (aResponse); |
|
231 } |
|
232 else // error response |
|
233 { |
|
234 ReceivedErrorResponseL (aResponse); |
|
235 } |
|
236 } |
|
237 |
|
238 // ----------------------------------------------------------------------------- |
|
239 // CSipRefreshBase::TransactionEnded |
|
240 // ----------------------------------------------------------------------------- |
|
241 // |
|
242 TInt CSipRefreshBase::TransactionEnded(TUint32 /*aIapId*/, |
|
243 TTransactionId aTransactionId, |
|
244 TInt aReason) |
|
245 { |
|
246 __SIP_ASSERT_RETURN_VALUE (aTransactionId == iCurrentTransactionId, |
|
247 KErrArgument); |
|
248 |
|
249 TInt err = KErrNone; |
|
250 if (aReason != KErrNone) |
|
251 { |
|
252 RefreshErrorOccured(aTransactionId,aReason); |
|
253 err = iRefreshMgr.RemoveRefreshBy (this); |
|
254 } |
|
255 |
|
256 return err; |
|
257 } |
|
258 |
|
259 // ----------------------------------------------------------------------------- |
|
260 // CSipRefreshBase::NextCSeq |
|
261 // ----------------------------------------------------------------------------- |
|
262 // |
|
263 TInt CSipRefreshBase::NextCSeq (TUint& aCSeq) |
|
264 { |
|
265 return iOwner->NextRefreshCSeq (aCSeq); |
|
266 } |
|
267 |
|
268 // ----------------------------------------------------------------------------- |
|
269 // CSipRefreshBase::SIPSecUser |
|
270 // ----------------------------------------------------------------------------- |
|
271 // |
|
272 const MSIPSecUser* CSipRefreshBase::SIPSecUser() const |
|
273 { |
|
274 return this; |
|
275 } |
|
276 |
|
277 // ----------------------------------------------------------------------------- |
|
278 // CSipRefreshBase::TimerExpiredL |
|
279 // ----------------------------------------------------------------------------- |
|
280 // |
|
281 void CSipRefreshBase::TimerExpiredL (TTimerId aTimerId, TAny* /*aTimerParam*/) |
|
282 { |
|
283 __ASSERT_ALWAYS (aTimerId == iTimerId, User::Leave (KErrNotFound)); |
|
284 |
|
285 if(NULL == iRequest) |
|
286 { |
|
287 StopTimer(); |
|
288 return; |
|
289 } |
|
290 |
|
291 UpdateCSeqValueL(*iRequest); |
|
292 |
|
293 TRAPD (err, SendL(iCurrentTransactionId, iRequest)); |
|
294 |
|
295 if (err != KErrNone) |
|
296 { |
|
297 // Convert network states to a SIP stack error |
|
298 if (err == CSIPConnection::ESuspended || |
|
299 err == CSIPConnection::EInactive || |
|
300 err == CSIPConnection::EUnavailable) |
|
301 { |
|
302 err = KErrSIPTransportFailure; |
|
303 } |
|
304 User::LeaveIfError(RefreshErrorOccured(iCurrentTransactionId, err)); |
|
305 User::LeaveIfError(iRefreshMgr.RemoveRefreshBy(this)); |
|
306 } |
|
307 } |
|
308 |
|
309 // ----------------------------------------------------------------------------- |
|
310 // CSipRefreshBase::PassOnlyRealmsToUser |
|
311 // From MSIPSecUser |
|
312 // ----------------------------------------------------------------------------- |
|
313 // |
|
314 TBool CSipRefreshBase::PassOnlyRealmsToUser() const |
|
315 { |
|
316 return iSIPSecUser.PassOnlyRealmsToUser(); |
|
317 } |
|
318 |
|
319 // ----------------------------------------------------------------------------- |
|
320 // CSipRefreshBase::RequestCredentialsL |
|
321 // From MSIPSecUser |
|
322 // ----------------------------------------------------------------------------- |
|
323 // |
|
324 void CSipRefreshBase::RequestCredentialsL(const TDesC8& aRealm) |
|
325 { |
|
326 iSIPSecUser.RequestCredentialsL(aRealm); |
|
327 } |
|
328 |
|
329 // ----------------------------------------------------------------------------- |
|
330 // CSipRefreshBase::RequestCredentialsL |
|
331 // From MSIPSecUser |
|
332 // ----------------------------------------------------------------------------- |
|
333 // |
|
334 void CSipRefreshBase::RequestCredentialsL( |
|
335 CSIPResponse& aResponse, |
|
336 TTransactionId aTransactionId, |
|
337 TRefreshId /*aRefreshId*/) |
|
338 { |
|
339 iSIPSecUser.RequestCredentialsL(aResponse,aTransactionId,iRefreshId); |
|
340 } |
|
341 |
|
342 // ----------------------------------------------------------------------------- |
|
343 // CSipRefreshBase::TrustedUser |
|
344 // From MSIPSecUser |
|
345 // ----------------------------------------------------------------------------- |
|
346 // |
|
347 const MSIPSecUser* CSipRefreshBase::TrustedUser(TRegistrationId aRegistrationId) |
|
348 { |
|
349 return iSIPSecUser.TrustedUser(aRegistrationId); |
|
350 } |
|
351 |
|
352 // ----------------------------------------------------------------------------- |
|
353 // CSipRefreshBase::ByPassSIPSec |
|
354 // From MSIPSecUser |
|
355 // ----------------------------------------------------------------------------- |
|
356 // |
|
357 TBool CSipRefreshBase::ByPassSIPSec() const |
|
358 { |
|
359 return iSIPSecUser.ByPassSIPSec(); |
|
360 } |
|
361 |
|
362 // ----------------------------------------------------------------------------- |
|
363 // CSipRefreshBase::SetRequest |
|
364 // ----------------------------------------------------------------------------- |
|
365 // |
|
366 void CSipRefreshBase::SetRequest (CSIPRequest* aRequest, |
|
367 TBool aDeleteRequest) |
|
368 { |
|
369 if (iOwnRequest) |
|
370 { |
|
371 delete iRequest; |
|
372 } |
|
373 iRequest = aRequest; |
|
374 iOwnRequest = aDeleteRequest; |
|
375 } |
|
376 |
|
377 // ----------------------------------------------------------------------------- |
|
378 // CSipRefreshBase::SendL |
|
379 // ----------------------------------------------------------------------------- |
|
380 // |
|
381 void CSipRefreshBase::SendL (TTransactionId& aTransactionId, |
|
382 CSIPRequest* aRequest) |
|
383 { |
|
384 if (iUpdatedHeader) |
|
385 { |
|
386 UpdateHeaderForL(*aRequest); |
|
387 } |
|
388 if (iRemoveRouteHeaders) |
|
389 { |
|
390 RemoveRouteHeadersFor(*aRequest); |
|
391 } |
|
392 if (iUpdatedRouteHeaders.Count() > 0) |
|
393 { |
|
394 UpdateRouteHeadersForL(*aRequest); |
|
395 } |
|
396 |
|
397 iTU.SendL (aTransactionId, iRegistrationId, aRequest, |
|
398 this, *iRemoteTarget, |
|
399 iOwner->TransportParams(iRegistrationId), EFalse); |
|
400 |
|
401 iIntervalUpdated = EFalse; |
|
402 iCurrentTransactionId = aTransactionId; |
|
403 } |
|
404 |
|
405 // ----------------------------------------------------------------------------- |
|
406 // CSipRefreshBase::SendAndGetHeadersL |
|
407 // ----------------------------------------------------------------------------- |
|
408 // |
|
409 MTransactionHeaders* CSipRefreshBase::SendAndGetHeadersL ( |
|
410 TTransactionId& aTransactionId, |
|
411 CSIPRequest* aRequest) |
|
412 { |
|
413 MTransactionHeaders* headers = iTU.SendAndGetHeadersL( |
|
414 aTransactionId, iRegistrationId, aRequest, this, |
|
415 *iRemoteTarget, iOwner->TransportParams(iRegistrationId), EFalse); |
|
416 iCurrentTransactionId = aTransactionId; |
|
417 return headers; |
|
418 } |
|
419 |
|
420 // ----------------------------------------------------------------------------- |
|
421 // CSipRefreshBase::UpdateRemoteTargetL |
|
422 // ----------------------------------------------------------------------------- |
|
423 // |
|
424 void CSipRefreshBase::UpdateRemoteTargetL(CURIContainer& aRemoteTarget) |
|
425 { |
|
426 CURIContainer* tempRemoteTarget = CURIContainer::NewL(aRemoteTarget); |
|
427 delete iRemoteTarget; |
|
428 iRemoteTarget = tempRemoteTarget; |
|
429 } |
|
430 |
|
431 // ----------------------------------------------------------------------------- |
|
432 // CSipRefreshBase::SetUpdatedHeader |
|
433 // ----------------------------------------------------------------------------- |
|
434 // |
|
435 void CSipRefreshBase::SetUpdatedHeader(CSIPHeaderBase* aHeader) |
|
436 { |
|
437 delete iUpdatedHeader; |
|
438 iUpdatedHeader = aHeader; |
|
439 } |
|
440 |
|
441 // ----------------------------------------------------------------------------- |
|
442 // CSipRefreshBase::SetUpdatedRouteHeadersL |
|
443 // ----------------------------------------------------------------------------- |
|
444 // |
|
445 void CSipRefreshBase::SetUpdatedRouteHeadersL ( |
|
446 const RPointerArray<CSIPRouteHeader>& aHeaderArray) |
|
447 { |
|
448 RPointerArray<CSIPHeaderBase> tempHeaderArray; |
|
449 CSIPHeaderBase::PushLC(&tempHeaderArray); |
|
450 |
|
451 for (TInt i = 0; i < aHeaderArray.Count(); i++) |
|
452 { |
|
453 CSIPHeaderBase* tempHeader = (aHeaderArray[i])->CloneL(); |
|
454 CleanupStack::PushL(tempHeader); |
|
455 User::LeaveIfError(tempHeaderArray.Append(tempHeader)); |
|
456 CleanupStack::Pop(tempHeader); |
|
457 } |
|
458 |
|
459 CleanupStack::Pop(); // tempHeaderArray |
|
460 iUpdatedRouteHeaders.ResetAndDestroy(); |
|
461 iUpdatedRouteHeaders = tempHeaderArray; |
|
462 } |
|
463 |
|
464 // ----------------------------------------------------------------------------- |
|
465 // CSipRefreshBase::RemoveRouteHeaders |
|
466 // ----------------------------------------------------------------------------- |
|
467 // |
|
468 void CSipRefreshBase::RemoveRouteHeaders () |
|
469 { |
|
470 // reset the route headers array |
|
471 iUpdatedRouteHeaders.ResetAndDestroy(); |
|
472 iRemoveRouteHeaders = ETrue; |
|
473 } |
|
474 |
|
475 // ----------------------------------------------------------------------------- |
|
476 // CSipRefreshBase::SendUpdateRequestL |
|
477 // ----------------------------------------------------------------------------- |
|
478 // |
|
479 void CSipRefreshBase::SendUpdateRequestL (TTransactionId& aTransactionId, |
|
480 CSIPRequest* aRequest) |
|
481 { |
|
482 CheckUpdateRequestMethodL(*aRequest); |
|
483 CheckUpdateRequestHeadersL(*aRequest); |
|
484 |
|
485 delete iUpdatedHeader; |
|
486 iUpdatedHeader = NULL; |
|
487 |
|
488 iUpdatedRouteHeaders.ResetAndDestroy(); |
|
489 |
|
490 if (iTimerMgr.IsRunning(iTimerId)) |
|
491 { |
|
492 iTimerMgr.Stop(iTimerId); |
|
493 } |
|
494 |
|
495 iTU.ClearTransactionOwner(iCurrentTransactionId); |
|
496 |
|
497 SendL(aTransactionId,aRequest); |
|
498 |
|
499 iFirstRequest = ETrue; |
|
500 } |
|
501 |
|
502 // ----------------------------------------------------------------------------- |
|
503 // CSipRefreshBase::UpdateRequestL |
|
504 // ----------------------------------------------------------------------------- |
|
505 // |
|
506 void |
|
507 CSipRefreshBase::UpdateRequestL (TTransactionId& aTransactionId, |
|
508 CSIPRequest* aRequest) |
|
509 { |
|
510 CheckUpdateRequestExpiresValueL (*aRequest); |
|
511 SendUpdateRequestL(aTransactionId, aRequest); |
|
512 } |
|
513 |
|
514 // ----------------------------------------------------------------------------- |
|
515 // CSipRefreshBase::TerminateRequestL |
|
516 // ----------------------------------------------------------------------------- |
|
517 // |
|
518 void |
|
519 CSipRefreshBase::TerminateRequestL (TTransactionId& aTransactionId, |
|
520 CSIPRequest* aRequest) |
|
521 { |
|
522 CheckTerminateRequestExpiresValueL(*aRequest); |
|
523 SendUpdateRequestL(aTransactionId, aRequest); |
|
524 } |
|
525 |
|
526 // ----------------------------------------------------------------------------- |
|
527 // CSipRefreshBase::IAPId |
|
528 // ----------------------------------------------------------------------------- |
|
529 // |
|
530 TUint CSipRefreshBase::IAPId () const |
|
531 { |
|
532 return iOwner->TransportParams(iRegistrationId).IapId(); |
|
533 } |
|
534 |
|
535 // ----------------------------------------------------------------------------- |
|
536 // CSipRefreshBase::ResetRegistrationId |
|
537 // ----------------------------------------------------------------------------- |
|
538 // |
|
539 void CSipRefreshBase::ResetRegistrationId() |
|
540 { |
|
541 iRegistrationId = KEmptyRegistrationId; |
|
542 } |
|
543 |
|
544 // ----------------------------------------------------------------------------- |
|
545 // CSipRefreshBase::Received200ClassResponseL |
|
546 // ----------------------------------------------------------------------------- |
|
547 // |
|
548 void CSipRefreshBase::Received200ClassResponseL (CSIPResponse* aResponse) |
|
549 { |
|
550 TInt expirationTimeInRequest = ExpirationTimeFromRequestL(*iRequest); |
|
551 // if is terminate, expires in request is 0 |
|
552 if (expirationTimeInRequest == 0) |
|
553 { |
|
554 User::LeaveIfError(iRefreshMgr.RemoveRefreshBy (this)); |
|
555 RefreshReceivedL(iCurrentTransactionId, aResponse); |
|
556 iTU.ClearTransactionOwner(this); |
|
557 return; |
|
558 } |
|
559 |
|
560 TInt expirationTimeInResponse = ExpirationTimeFromResponse(*aResponse); |
|
561 |
|
562 // response expire value lowered to 0 |
|
563 if (expirationTimeInResponse == 0) |
|
564 { |
|
565 User::LeaveIfError(RefreshErrorOccured(iCurrentTransactionId, |
|
566 KErrSIPMalformedMessage)); |
|
567 User::LeaveIfError(iRefreshMgr.RemoveRefreshBy (this)); |
|
568 delete aResponse; |
|
569 return; |
|
570 } |
|
571 |
|
572 // no expires time from response |
|
573 if (expirationTimeInResponse == KErrNotFound) |
|
574 { |
|
575 // copy the expires value from request to response |
|
576 SetExpirationTimeToResponseL(*aResponse, expirationTimeInRequest); |
|
577 expirationTimeInResponse = ExpirationTimeFromResponse(*aResponse); |
|
578 } |
|
579 |
|
580 if (!iIntervalUpdated) |
|
581 { |
|
582 if(expirationTimeInResponse <= expirationTimeInRequest) |
|
583 iIntervalInMilliSeconds = CalculateInterval(expirationTimeInResponse); |
|
584 else |
|
585 iIntervalInMilliSeconds = CalculateInterval(expirationTimeInRequest); |
|
586 } |
|
587 |
|
588 StartTimerL(iIntervalInMilliSeconds); |
|
589 |
|
590 TRAPD(err, Forward2xxResponseToCallerL(aResponse)); |
|
591 |
|
592 if (err) |
|
593 { |
|
594 iTimerMgr.Stop(iTimerId); |
|
595 User::Leave(err); |
|
596 } |
|
597 |
|
598 iTU.ClearTransactionOwner(iCurrentTransactionId); |
|
599 |
|
600 iFirstRequest = EFalse; |
|
601 } |
|
602 |
|
603 // ----------------------------------------------------------------------------- |
|
604 // CSipRefreshBase::ReceivedErrorResponseL |
|
605 // ----------------------------------------------------------------------------- |
|
606 // |
|
607 void CSipRefreshBase::ReceivedErrorResponseL (CSIPResponse* aResponse) |
|
608 { |
|
609 User::LeaveIfError(iRefreshMgr.RemoveRefreshBy (this)); |
|
610 RefreshReceivedL(iCurrentTransactionId, aResponse); |
|
611 } |
|
612 |
|
613 // ----------------------------------------------------------------------------- |
|
614 // CSipRefreshBase::ReceivedProvisonalResponseL |
|
615 // ----------------------------------------------------------------------------- |
|
616 // |
|
617 void CSipRefreshBase::ReceivedProvisonalResponseL (CSIPResponse* aResponse) |
|
618 { |
|
619 // if is first request, send response. |
|
620 if (iFirstRequest) |
|
621 { |
|
622 RefreshReceivedL(iCurrentTransactionId,aResponse); |
|
623 } |
|
624 else |
|
625 { |
|
626 delete aResponse; |
|
627 } |
|
628 } |
|
629 |
|
630 // ----------------------------------------------------------------------------- |
|
631 // CSipRefreshBase::UpdateCSeqValueL |
|
632 // ----------------------------------------------------------------------------- |
|
633 // |
|
634 void CSipRefreshBase::UpdateCSeqValueL(CSIPRequest& aRequest) |
|
635 { |
|
636 CSIPCSeqHeader* cseqHeader = aRequest.CSeq(); |
|
637 |
|
638 __SIP_ASSERT_LEAVE (cseqHeader, KErrArgument); |
|
639 |
|
640 TUint cseq = cseqHeader->Seq(); |
|
641 |
|
642 // ask Cseq value from refresh owner, leaves if error |
|
643 User::LeaveIfError(iOwner->NextRefreshCSeq(cseq)); |
|
644 |
|
645 cseqHeader->SetSeq(cseq); |
|
646 } |
|
647 |
|
648 // ----------------------------------------------------------------------------- |
|
649 // CSipRefreshBase::UpdateHeaderForL |
|
650 // ----------------------------------------------------------------------------- |
|
651 // |
|
652 void CSipRefreshBase::UpdateHeaderForL(CSIPRequest& aRequest) |
|
653 { |
|
654 if (aRequest.HasHeader(iUpdatedHeader->Name())) |
|
655 { |
|
656 CSIPHeaderBase* oldHeader = aRequest.Header(iUpdatedHeader->Name(), 0); |
|
657 // ownership of iUpdatedHeader is passed. |
|
658 // the oldHeader is deleted. |
|
659 aRequest.ReplaceHeaderL(oldHeader, iUpdatedHeader); |
|
660 oldHeader = NULL; |
|
661 } |
|
662 else |
|
663 { |
|
664 // the ownership of iUpdatedHeader header is transferred. |
|
665 aRequest.AddHeaderL(iUpdatedHeader); |
|
666 } |
|
667 iUpdatedHeader = NULL; // detach the iUpdatedHeader. |
|
668 } |
|
669 |
|
670 // ----------------------------------------------------------------------------- |
|
671 // CSipRefreshBase::UpdateRouteHeadersForL |
|
672 // ----------------------------------------------------------------------------- |
|
673 // |
|
674 void CSipRefreshBase::UpdateRouteHeadersForL(CSIPRequest& aRequest) |
|
675 { |
|
676 if (aRequest.HasHeader(SIPStrings::StringF(SipStrConsts::ERouteHeader))) |
|
677 { |
|
678 aRequest.ReplaceHeadersL(iUpdatedRouteHeaders); |
|
679 } |
|
680 else |
|
681 { |
|
682 for (TInt i = 0; i < iUpdatedRouteHeaders.Count(); i++) |
|
683 { |
|
684 CSIPHeaderBase* header = (iUpdatedRouteHeaders[i])->CloneL(); |
|
685 CleanupStack::PushL(header); |
|
686 aRequest.AddHeaderL(header); |
|
687 CleanupStack::Pop(header); |
|
688 } |
|
689 } |
|
690 // clear the route headers array after update those to aRequest |
|
691 iUpdatedRouteHeaders.ResetAndDestroy(); |
|
692 } |
|
693 |
|
694 // ----------------------------------------------------------------------------- |
|
695 // CSipRefreshBase::RemoveRouteHeadersFor |
|
696 // ----------------------------------------------------------------------------- |
|
697 // |
|
698 void CSipRefreshBase::RemoveRouteHeadersFor (CSIPRequest& aRequest) |
|
699 { |
|
700 if (aRequest.HasHeader(SIPStrings::StringF(SipStrConsts::ERouteHeader))) |
|
701 { |
|
702 aRequest.DeleteHeaders(SIPStrings::StringF(SipStrConsts::ERouteHeader)); |
|
703 } |
|
704 |
|
705 // change the flag to EFalse after remove route headers from aRequest |
|
706 iRemoveRouteHeaders = EFalse; |
|
707 } |
|
708 |
|
709 // ----------------------------------------------------------------------------- |
|
710 // CSipRefreshBase::SetToFromOriginalRequestL |
|
711 // ----------------------------------------------------------------------------- |
|
712 // |
|
713 void CSipRefreshBase::SetToFromOriginalRequestL(CSIPRequest& aRequest) |
|
714 { |
|
715 CSIPToHeader* originalTo = iRequest->To(); |
|
716 __SIP_ASSERT_LEAVE (originalTo, KErrGeneral); |
|
717 CSIPToHeader* newTo = CSIPToHeader::NewLC(*originalTo); |
|
718 aRequest.AddHeaderL(newTo); |
|
719 CleanupStack::Pop(newTo); |
|
720 } |
|
721 |
|
722 // ----------------------------------------------------------------------------- |
|
723 // CSipRefreshBase::SetFromFromOriginalRequestL |
|
724 // ----------------------------------------------------------------------------- |
|
725 // |
|
726 void CSipRefreshBase::SetFromFromOriginalRequestL(CSIPRequest& aRequest) |
|
727 { |
|
728 CSIPFromHeader* originalFrom = iRequest->From(); |
|
729 __SIP_ASSERT_LEAVE (originalFrom, KErrGeneral); |
|
730 CSIPFromHeader* newFrom = CSIPFromHeader::NewLC(*originalFrom); |
|
731 aRequest.AddHeaderL(newFrom); |
|
732 CleanupStack::Pop(newFrom); |
|
733 } |
|
734 |
|
735 // ----------------------------------------------------------------------------- |
|
736 // CSipRefreshBase::SetCallIdFromOriginalRequestL |
|
737 // ----------------------------------------------------------------------------- |
|
738 // |
|
739 void CSipRefreshBase::SetCallIdFromOriginalRequestL(CSIPRequest& aRequest) |
|
740 { |
|
741 const CSIPCallIDHeader* originalCallId = iRequest->CallID(); |
|
742 __SIP_ASSERT_LEAVE (originalCallId != 0, KErrGeneral); |
|
743 CSIPHeaderBase* newCallId = originalCallId->CloneL(); |
|
744 CleanupStack::PushL(newCallId); |
|
745 aRequest.AddHeaderL(newCallId); |
|
746 CleanupStack::Pop(newCallId); |
|
747 } |
|
748 |
|
749 // ----------------------------------------------------------------------------- |
|
750 // CSipRefreshBase::SetCSeqFromOriginalRequestL |
|
751 // ----------------------------------------------------------------------------- |
|
752 // |
|
753 void CSipRefreshBase::SetCSeqFromOriginalRequestL(CSIPRequest& aRequest) |
|
754 { |
|
755 const CSIPCSeqHeader* originalCSeq = iRequest->CSeq(); |
|
756 __SIP_ASSERT_LEAVE (originalCSeq != 0, KErrGeneral); |
|
757 |
|
758 CSIPCSeqHeader* newCseq = |
|
759 static_cast<CSIPCSeqHeader*>(originalCSeq->CloneL()); |
|
760 CleanupStack::PushL(newCseq); |
|
761 // ask the next CSeq number |
|
762 TUint cseq = newCseq->Seq(); |
|
763 User::LeaveIfError(iOwner->NextRefreshCSeq(cseq)); |
|
764 newCseq->SetSeq(cseq); |
|
765 |
|
766 aRequest.AddHeaderL(newCseq); |
|
767 CleanupStack::Pop(newCseq); |
|
768 } |
|
769 |
|
770 // ----------------------------------------------------------------------------- |
|
771 // CSipRefreshBase::RefreshErrorOccured |
|
772 // ----------------------------------------------------------------------------- |
|
773 // |
|
774 TInt CSipRefreshBase::RefreshErrorOccured(TTransactionId aTransactionId, |
|
775 TInt aError) |
|
776 { |
|
777 return iOwner->RefreshError(iRefreshId, aTransactionId, aError); |
|
778 } |
|
779 |
|
780 // ----------------------------------------------------------------------------- |
|
781 // CSipRefreshBase::RefreshReceivedL |
|
782 // ----------------------------------------------------------------------------- |
|
783 // |
|
784 void CSipRefreshBase::RefreshReceivedL(TTransactionId aTransactionId, |
|
785 CSIPResponse* aResponse) |
|
786 { |
|
787 iOwner->RefreshReceivedL(aTransactionId, iRefreshId, aResponse); |
|
788 } |
|
789 |
|
790 // ----------------------------------------------------------------------------- |
|
791 // CSipRefreshBase::StartTimerL |
|
792 // ----------------------------------------------------------------------------- |
|
793 // |
|
794 void CSipRefreshBase::StartTimerL(TInt aMilliSeconds) |
|
795 { |
|
796 iTimerId = iTimerMgr.StartL(this,aMilliSeconds); |
|
797 } |
|
798 |
|
799 // ----------------------------------------------------------------------------- |
|
800 // CSipRefreshBase::ExpireTimeFromResponseExpiresHeader |
|
801 // ----------------------------------------------------------------------------- |
|
802 // |
|
803 TInt CSipRefreshBase::ExpireTimeFromResponseExpiresHeader ( |
|
804 CSIPResponse& aResponse) |
|
805 { |
|
806 if(!aResponse.HasHeader(SIPStrings::StringF(SipStrConsts::EExpiresHeader))) |
|
807 { |
|
808 return KErrNotFound; |
|
809 } |
|
810 CSIPHeaderBase* resHeader = |
|
811 aResponse.Header(SIPStrings::StringF(SipStrConsts::EExpiresHeader), 0); |
|
812 CSIPExpiresHeader* resContact = static_cast<CSIPExpiresHeader*>(resHeader); |
|
813 return resContact->Value(); |
|
814 } |
|
815 |
|
816 |
|
817 // ----------------------------------------------------------------------------- |
|
818 // CSipRefreshBase::SetExpireTimeToResponseExpiresHeaderL |
|
819 // ----------------------------------------------------------------------------- |
|
820 // |
|
821 void CSipRefreshBase::SetExpireTimeToResponseExpiresHeaderL ( |
|
822 CSIPResponse& aResponse, |
|
823 TUint aTimeInSeconds) |
|
824 { |
|
825 CSIPExpiresHeader* expires = static_cast<CSIPExpiresHeader*>( |
|
826 aResponse.Header(SIPStrings::StringF(SipStrConsts::EExpiresHeader),0)); |
|
827 |
|
828 if(expires) |
|
829 { |
|
830 expires->SetValue(aTimeInSeconds); |
|
831 } |
|
832 else |
|
833 { |
|
834 expires = new(ELeave)CSIPExpiresHeader(aTimeInSeconds); |
|
835 CleanupStack::PushL(expires); |
|
836 aResponse.AddHeaderL(expires); |
|
837 CleanupStack::Pop(expires); |
|
838 } |
|
839 } |
|
840 |
|
841 // ----------------------------------------------------------------------------- |
|
842 // CSipRefreshBase::CheckUpdateRequestMethodL |
|
843 // ----------------------------------------------------------------------------- |
|
844 // |
|
845 void CSipRefreshBase::CheckUpdateRequestMethodL(CSIPRequest& aRequest) |
|
846 { |
|
847 if (aRequest.Method().DesC().Length() == 0) |
|
848 { |
|
849 // copy method from original request |
|
850 aRequest.SetMethodL(iRequest->Method()); |
|
851 } |
|
852 else |
|
853 { |
|
854 if(aRequest.Method() != iRequest->Method()) |
|
855 { |
|
856 User::Leave(KErrArgument); // methods are different |
|
857 } |
|
858 } |
|
859 } |
|
860 |
|
861 // ----------------------------------------------------------------------------- |
|
862 // CSipRefreshBase::CheckUpdateRequestHeadersL |
|
863 // ----------------------------------------------------------------------------- |
|
864 // |
|
865 void CSipRefreshBase::CheckUpdateRequestHeadersL(CSIPRequest& aRequest) |
|
866 { |
|
867 if (!aRequest.To()) |
|
868 { |
|
869 SetToFromOriginalRequestL(aRequest); |
|
870 } |
|
871 if (!aRequest.From()) |
|
872 { |
|
873 SetFromFromOriginalRequestL(aRequest); |
|
874 } |
|
875 if (!aRequest.CallID()) |
|
876 { |
|
877 SetCallIdFromOriginalRequestL(aRequest); |
|
878 } |
|
879 if (!aRequest.CSeq()) |
|
880 { |
|
881 SetCSeqFromOriginalRequestL(aRequest); |
|
882 } |
|
883 } |
|
884 |
|
885 // ----------------------------------------------------------------------------- |
|
886 // CSipRefreshBase::CalculateInterval |
|
887 // ----------------------------------------------------------------------------- |
|
888 // |
|
889 TInt CSipRefreshBase::CalculateInterval(TInt aValueInSeconds) const |
|
890 { |
|
891 TInt interval = 0; // milliseconds |
|
892 if (aValueInSeconds > 0) |
|
893 { |
|
894 const TInt KDelimiter1 = 1200; |
|
895 const TInt KDelimiter2 = 600; |
|
896 const TInt KDivider = 2; |
|
897 |
|
898 // If expiration time is greater than 1200 seconds, |
|
899 // the interval is set to 600 seconds lower than expiration time. |
|
900 // Otherwise, interval is set to half of the expiration time |
|
901 |
|
902 if (aValueInSeconds > KDelimiter1) |
|
903 { |
|
904 interval = KOneSecInMilliSecs*(aValueInSeconds-KDelimiter2); |
|
905 |
|
906 } |
|
907 else |
|
908 { |
|
909 interval = (KOneSecInMilliSecs*aValueInSeconds)/KDivider; |
|
910 } |
|
911 } |
|
912 return interval; |
|
913 } |
|
914 |
|
915 // ----------------------------------------------------------------------------- |
|
916 // CSipRefreshBase::StopTimer |
|
917 // ----------------------------------------------------------------------------- |
|
918 // |
|
919 void CSipRefreshBase::StopTimer() |
|
920 { |
|
921 if( iTimerMgr.IsRunning(iTimerId) ) |
|
922 { |
|
923 iTimerMgr.Stop(iTimerId); |
|
924 } |
|
925 } |