|
1 /* |
|
2 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). |
|
3 * All rights reserved. |
|
4 * This component and the accompanying materials are made available |
|
5 * under the terms of "Eclipse Public License v1.0" |
|
6 * which accompanies this distribution, and is available |
|
7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
|
8 * |
|
9 * Initial Contributors: |
|
10 * Nokia Corporation - initial contribution. |
|
11 * |
|
12 * Contributors: |
|
13 * |
|
14 * Description: |
|
15 * |
|
16 */ |
|
17 |
|
18 #include "btnotifsecuritymanager.h" |
|
19 #include "btnotifoutgoingpairinghandler.h" |
|
20 #include "btnotifincomingpairinghandler.h" |
|
21 #include "btnotifpairnotifier.h" |
|
22 #include "btnotifclientserver.h" |
|
23 #include <e32property.h> |
|
24 #include "btnotifconnectiontracker.h" |
|
25 #include "btnotifserviceauthorizer.h" |
|
26 |
|
27 /** Identification for active object */ |
|
28 enum TPairManActiveRequestId |
|
29 { |
|
30 ESimplePairingResult, |
|
31 EAuthenticationResult, |
|
32 ERegistryGetLocalAddress, |
|
33 }; |
|
34 |
|
35 // --------------------------------------------------------------------------- |
|
36 // Tells if two TBTNamelessDevice instances are for the same remote device |
|
37 // --------------------------------------------------------------------------- |
|
38 // |
|
39 TBool CompareDeviceByAddress( const TBTNamelessDevice& aDevA, const TBTNamelessDevice& aDevB ) |
|
40 { |
|
41 return aDevA.Address() == aDevB.Address(); |
|
42 } |
|
43 |
|
44 // --------------------------------------------------------------------------- |
|
45 // Tells if these two instances are for the same remote device |
|
46 // --------------------------------------------------------------------------- |
|
47 // |
|
48 TBool MatchDeviceAddress(const TBTDevAddr* aAddr, const TBTNamelessDevice& aDev) |
|
49 { |
|
50 return *aAddr == aDev.Address(); |
|
51 } |
|
52 |
|
53 // ======== MEMBER FUNCTIONS ======== |
|
54 |
|
55 // --------------------------------------------------------------------------- |
|
56 // C++ default constructor |
|
57 // --------------------------------------------------------------------------- |
|
58 // |
|
59 CBTNotifSecurityManager::CBTNotifSecurityManager( |
|
60 CBTNotifConnectionTracker& aParent, |
|
61 CBtDevRepository& aDevRepository) |
|
62 : iParent( aParent ), iDevRepository( aDevRepository ) |
|
63 { |
|
64 } |
|
65 |
|
66 // --------------------------------------------------------------------------- |
|
67 // Symbian 2nd-phase constructor |
|
68 // --------------------------------------------------------------------------- |
|
69 // |
|
70 void CBTNotifSecurityManager::ConstructL() |
|
71 { |
|
72 // Connect to pairing server for authentication & simple pairing |
|
73 // results directly from the BT stack. |
|
74 // Pairing server doesn't exist if we run BT 2.0 stack: |
|
75 iPairingServ = new (ELeave) RBluetoothPairingServer; |
|
76 TInt err = iPairingServ->Connect(); |
|
77 if ( err) |
|
78 { |
|
79 delete iPairingServ; |
|
80 iPairingServ = NULL; |
|
81 } |
|
82 else |
|
83 { |
|
84 User::LeaveIfError( iPairingResult.Open( *iPairingServ ) ); |
|
85 User::LeaveIfError( iAuthenResult.Open( *iPairingServ ) ); |
|
86 iSSPResultActive = CBtSimpleActive::NewL( *this, ESimplePairingResult ); |
|
87 iAuthenResultActive = CBtSimpleActive::NewL( *this, EAuthenticationResult ); |
|
88 SubscribeSspPairingResult(); |
|
89 SubscribeAuthenticateResult(); |
|
90 } |
|
91 User::LeaveIfError( iRegistry.Open( iParent.RegistryServerSession() ) ); |
|
92 // RProperty for accessing the local device address |
|
93 User::LeaveIfError( iPropertyLocalAddr.Attach( |
|
94 KPropertyUidBluetoothCategory, KPropertyKeyBluetoothGetLocalDeviceAddress) ); |
|
95 // Initialise paired devices list |
|
96 iLocalAddrActive = CBtSimpleActive::NewL( *this, ERegistryGetLocalAddress ); |
|
97 SubscribeLocalAddress(); |
|
98 iPairNotifier = CBTNotifPairNotifier::NewL( *this ); |
|
99 iDevRepository.AddObserverL( this ); |
|
100 iServiceAuthorizer = CBTNotifServiceAuthorizer::NewL(*this); |
|
101 } |
|
102 |
|
103 // --------------------------------------------------------------------------- |
|
104 // NewL |
|
105 // --------------------------------------------------------------------------- |
|
106 // |
|
107 CBTNotifSecurityManager* CBTNotifSecurityManager::NewL( |
|
108 CBTNotifConnectionTracker& aParent, |
|
109 CBtDevRepository& aDevRepository ) |
|
110 { |
|
111 CBTNotifSecurityManager* self = NULL; |
|
112 self = new CBTNotifSecurityManager( aParent, aDevRepository ); |
|
113 CleanupStack::PushL( self ); |
|
114 self->ConstructL(); |
|
115 CleanupStack::Pop( self ); |
|
116 return self; |
|
117 } |
|
118 |
|
119 // --------------------------------------------------------------------------- |
|
120 // Destructor |
|
121 // --------------------------------------------------------------------------- |
|
122 // |
|
123 CBTNotifSecurityManager::~CBTNotifSecurityManager() |
|
124 { |
|
125 delete iSSPResultActive; |
|
126 delete iAuthenResultActive; |
|
127 delete iPairNotifier; |
|
128 delete iPairingHandler; |
|
129 iPairedDevices.Close(); |
|
130 iPairingResult.Close(); |
|
131 iAuthenResult.Close(); |
|
132 if ( iPairingServ ) |
|
133 { |
|
134 iPairingServ->Close(); |
|
135 delete iPairingServ; |
|
136 } |
|
137 iRegistry.Close(); |
|
138 delete iLocalAddrActive; |
|
139 iPropertyLocalAddr.Close(); |
|
140 if ( !iMessage.IsNull() ) |
|
141 { |
|
142 iMessage.Complete( KErrCancel ); |
|
143 } |
|
144 delete iServiceAuthorizer; |
|
145 } |
|
146 |
|
147 // --------------------------------------------------------------------------- |
|
148 // Initialises the paired devices list. |
|
149 // If the local address is not available from the P&S key |
|
150 // KPropertyKeyBluetoothGetLocalDeviceAddress, then the list may need to be |
|
151 // updated once the H/W is switched on. This is so that any registry update |
|
152 // from a restore operation can be included in the list, without mistaking the |
|
153 // new devices for new pairings. |
|
154 // --------------------------------------------------------------------------- |
|
155 // |
|
156 void CBTNotifSecurityManager::SubscribeLocalAddress() |
|
157 { |
|
158 // Check that we have the Bluetooth local address. If we don't then initialise anyway, but subscribe for an update. |
|
159 // This allows us to refresh our paired devices list to include updates made to the remote devices table of the |
|
160 // Bluetooth registry from a restore operation. We need to include these devices without mistaking them for new |
|
161 // pairings. We look solely at the P&S key for the address to avoid the condition whereby the address has been |
|
162 // entered into the reigstry but the Bluetooth Manager server has not begun the restore process yet. The signalling |
|
163 // of the P&S key will cause Bluetooth Manager to update the registry with any restored devices before fulfilling |
|
164 // any further requests. |
|
165 |
|
166 // Subscribe to local address property in case we need an update. |
|
167 iPropertyLocalAddr.Subscribe( iLocalAddrActive->iStatus ); |
|
168 iLocalAddrActive->SetRequestId( ERegistryGetLocalAddress ); |
|
169 iLocalAddrActive->GoActive(); |
|
170 } |
|
171 |
|
172 // --------------------------------------------------------------------------- |
|
173 // Tells whether the local address is available from the P&S key |
|
174 // KPropertyKeyBluetoothGetLocalDeviceAddress. |
|
175 // --------------------------------------------------------------------------- |
|
176 // |
|
177 TBool CBTNotifSecurityManager::IsLocalAddressAvailable() |
|
178 { |
|
179 // Attempt to read address from P&S key. |
|
180 TBuf8<KBTDevAddrSize> btAddrDes; |
|
181 TInt err = iPropertyLocalAddr.Get( btAddrDes ); |
|
182 |
|
183 // Is the P&S key defined yet? (if not, stack not up yet) |
|
184 if ( err == KErrNone ) |
|
185 { |
|
186 // P&S key defined, is local address set? (if not, H/W not initialised yet) |
|
187 if ( btAddrDes.Length() == KBTDevAddrSize ) |
|
188 { |
|
189 TBTDevAddr btAddr = btAddrDes; |
|
190 if ( btAddr != TBTDevAddr() ) |
|
191 { |
|
192 return ETrue; |
|
193 } |
|
194 } |
|
195 } |
|
196 return EFalse; |
|
197 } |
|
198 |
|
199 // --------------------------------------------------------------------------- |
|
200 // Handles pairing related requests from BTNotif clients. |
|
201 // --------------------------------------------------------------------------- |
|
202 // |
|
203 void CBTNotifSecurityManager::HandleBondingRequestL( const RMessage2& aMessage ) |
|
204 { |
|
205 TInt opcode = aMessage.Function(); |
|
206 TBTDevAddrPckgBuf addrPkg; |
|
207 switch( opcode ) |
|
208 { |
|
209 case EBTNotifPairDevice: |
|
210 { |
|
211 if ( !iMessage.IsNull() ) |
|
212 { |
|
213 User::Leave( KErrServerBusy ); |
|
214 } |
|
215 TBTDevAddrPckgBuf addrPkg; |
|
216 aMessage.ReadL( EBTNotifSrvParamSlot, addrPkg ); |
|
217 BlockDevice(addrPkg(),EFalse); |
|
218 UnpairDevice( addrPkg() ); |
|
219 PairDeviceL( addrPkg(), aMessage.Int2() ); |
|
220 iMessage = RMessage2( aMessage ); |
|
221 break; |
|
222 } |
|
223 case EBTNotifCancelPairDevice: |
|
224 { |
|
225 // Only the client who requested pairing can cancel it: |
|
226 if ( !iMessage.IsNull() && aMessage.Session() == iMessage.Session() ) |
|
227 { |
|
228 iPairingHandler->CancelOutgoingPair(); |
|
229 iMessage.Complete( KErrCancel ); |
|
230 } |
|
231 aMessage.Complete( KErrNone ); |
|
232 break; |
|
233 } |
|
234 default: |
|
235 { |
|
236 User::Leave( KErrArgument ); |
|
237 } |
|
238 } |
|
239 } |
|
240 |
|
241 // --------------------------------------------------------------------------- |
|
242 // Process a client message related to notifiers. |
|
243 // --------------------------------------------------------------------------- |
|
244 // |
|
245 void CBTNotifSecurityManager::HandleNotifierRequestL( const RMessage2& aMessage ) |
|
246 { |
|
247 if(aMessage.Int0() == KBTManAuthNotifierUid.iUid) |
|
248 { |
|
249 iServiceAuthorizer->StartNotifierL( aMessage ); |
|
250 } |
|
251 else |
|
252 { |
|
253 iPairNotifier->StartPairingNotifierL( aMessage ); |
|
254 } |
|
255 |
|
256 BOstraceFunctionExit0( DUMMY_DEVLIST); |
|
257 } |
|
258 |
|
259 // --------------------------------------------------------------------------- |
|
260 // Returns the RBluetoothPairingServer instance. |
|
261 // --------------------------------------------------------------------------- |
|
262 // |
|
263 RBluetoothPairingServer* CBTNotifSecurityManager::PairingServer() |
|
264 { |
|
265 return iPairingServ; |
|
266 } |
|
267 |
|
268 // --------------------------------------------------------------------------- |
|
269 // Access the reference of RSockServ |
|
270 // --------------------------------------------------------------------------- |
|
271 // |
|
272 RSocketServ& CBTNotifSecurityManager::SocketServ() |
|
273 { |
|
274 return iParent.SocketServerSession(); |
|
275 } |
|
276 |
|
277 // --------------------------------------------------------------------------- |
|
278 // Access the reference of RBTRegSrv |
|
279 // --------------------------------------------------------------------------- |
|
280 // |
|
281 CBtDevRepository& CBTNotifSecurityManager::BTDevRepository() |
|
282 { |
|
283 return iDevRepository; |
|
284 } |
|
285 |
|
286 // --------------------------------------------------------------------------- |
|
287 // Access the reference of CBTNotifConnectionTracker |
|
288 // --------------------------------------------------------------------------- |
|
289 // |
|
290 CBTNotifConnectionTracker& CBTNotifSecurityManager::ConnectionTracker() |
|
291 { |
|
292 return iParent; |
|
293 } |
|
294 |
|
295 // --------------------------------------------------------------------------- |
|
296 // Deletes the current pairing handler and transfer the responsibility |
|
297 // to the specified. |
|
298 // --------------------------------------------------------------------------- |
|
299 // |
|
300 void CBTNotifSecurityManager::RenewPairingHandler( |
|
301 CBTNotifBasePairingHandler* aPairingHandler ) |
|
302 { |
|
303 delete iPairingHandler; |
|
304 iPairingHandler = aPairingHandler; |
|
305 } |
|
306 |
|
307 // --------------------------------------------------------------------------- |
|
308 // Find the session who requested this and completes its request. |
|
309 // --------------------------------------------------------------------------- |
|
310 // |
|
311 void CBTNotifSecurityManager::OutgoingPairCompleted( TInt aErr ) |
|
312 { |
|
313 // the meaning of KHCIErrorBase equals KErrNone. Hide this specific BT stack |
|
314 // detail from clients: |
|
315 if ( !iMessage.IsNull() ) |
|
316 { |
|
317 iMessage.Complete( (aErr == KHCIErrorBase) ? KErrNone : aErr ); |
|
318 } |
|
319 } |
|
320 |
|
321 // --------------------------------------------------------------------------- |
|
322 // A session will be ended, completes the pending request for this session. |
|
323 // --------------------------------------------------------------------------- |
|
324 // |
|
325 void CBTNotifSecurityManager::SessionClosed( CSession2* aSession ) |
|
326 { |
|
327 BOstrace1(TRACE_DEBUG,DUMMY_DEVLIST," session %x", aSession); |
|
328 if ( !iMessage.IsNull() && iMessage.Session() == aSession ) |
|
329 { |
|
330 iMessage.Complete( KErrCancel ); |
|
331 } |
|
332 } |
|
333 |
|
334 // --------------------------------------------------------------------------- |
|
335 // Unpair the device from registry |
|
336 // --------------------------------------------------------------------------- |
|
337 // |
|
338 void CBTNotifSecurityManager::UnpairDevice( const TBTDevAddr& aAddr ) |
|
339 { |
|
340 TIdentityRelation<TBTNamelessDevice> addrComp( CompareDeviceByAddress ); |
|
341 TBTNamelessDevice dev; |
|
342 dev.SetAddress( aAddr ); |
|
343 // only do unpairing if the we have a link key with it. |
|
344 TInt index = iPairedDevices.Find( dev, addrComp ); |
|
345 if ( index > KErrNotFound ) |
|
346 { |
|
347 dev = iPairedDevices[index]; |
|
348 TRequestStatus status( KRequestPending ); |
|
349 // Unpair the device in registry (synchronously) |
|
350 iRegistry.UnpairDevice( dev.Address(), status ); |
|
351 User::WaitForRequest( status ); |
|
352 BOstrace1(TRACE_DEBUG,DUMMY_DEVLIST,"Delete link key, res %d", status.Int()); |
|
353 if ( status == KErrNone ) |
|
354 { |
|
355 TBTDeviceSecurity security = dev.GlobalSecurity(); |
|
356 // Clear trust setting so that correct icon will be shown in ui applications. |
|
357 security.SetNoAuthenticate(EFalse ); |
|
358 security.SetNoAuthorise(EFalse ); |
|
359 dev.SetGlobalSecurity(security); |
|
360 dev.DeleteLinkKey(); |
|
361 if ( dev.IsValidUiCookie() && |
|
362 ( dev.UiCookie() & EBTUiCookieJustWorksPaired ) ) |
|
363 { |
|
364 // Remove the UI cookie bit for Just Works pairing. |
|
365 TInt32 cookie = dev.UiCookie() & ~EBTUiCookieJustWorksPaired; |
|
366 dev.SetUiCookie( cookie ); |
|
367 BOstrace1(TRACE_DEBUG,DUMMY_DEVLIST,"UI cookie %x cleared", EBTUiCookieJustWorksPaired ); |
|
368 } |
|
369 // modify the device in registry synchronously |
|
370 // status.Int() could be -1 if the device is not in registry |
|
371 // which is totally fine for us. |
|
372 (void) UpdateRegDevice( dev ); |
|
373 } |
|
374 } |
|
375 } |
|
376 |
|
377 void CBTNotifSecurityManager::BlockDevice( const TBTDevAddr& aAddr , TBool aBanned) |
|
378 { |
|
379 TIdentityRelation<TBTNamelessDevice> addrComp( CompareDeviceByAddress ); |
|
380 TBTNamelessDevice dev; |
|
381 dev.SetAddress( aAddr ); |
|
382 TRequestStatus status( KRequestPending ); |
|
383 // Unpair the device in registry (synchronously) |
|
384 iRegistry.GetDevice(dev,status); |
|
385 User::WaitForRequest( status ); |
|
386 if(status == KErrNone) |
|
387 { |
|
388 TBTDeviceSecurity security = dev.GlobalSecurity(); |
|
389 security.SetBanned(aBanned); |
|
390 if ( aBanned ) |
|
391 { |
|
392 security.SetNoAuthorise(EFalse); |
|
393 } |
|
394 dev.SetGlobalSecurity(security); |
|
395 (void)UpdateRegDevice(dev); |
|
396 } |
|
397 } |
|
398 |
|
399 TInt CBTNotifSecurityManager::AddUiCookieJustWorksPaired( const TBTNamelessDevice& aDev ) |
|
400 { |
|
401 TInt err( KErrNone ); |
|
402 // There might be UI cookies used by other applications, |
|
403 // we should not overwrite them. |
|
404 TInt32 cookie = aDev.IsValidUiCookie() ? aDev.UiCookie() : EBTUiCookieUndefined; |
|
405 if ( !( cookie & EBTUiCookieJustWorksPaired ) ) |
|
406 { |
|
407 // Only update the cookie if the wanted one is not in registry yet |
|
408 // to keep minimal operations with registry. |
|
409 TBTNamelessDevice dev = aDev; |
|
410 cookie |= EBTUiCookieJustWorksPaired; |
|
411 dev.SetUiCookie( cookie ); |
|
412 err = UpdateRegDevice( dev ); |
|
413 BOstrace1(TRACE_DEBUG,DUMMY_DEVLIST,"Outgoing Pairing write Ui cookie ret %d", err ); |
|
414 } |
|
415 return err; |
|
416 } |
|
417 |
|
418 // --------------------------------------------------------------------------- |
|
419 // update a nameless device in registry |
|
420 // --------------------------------------------------------------------------- |
|
421 // |
|
422 TInt CBTNotifSecurityManager::UpdateRegDevice( const TBTNamelessDevice& aDev ) |
|
423 { |
|
424 TRequestStatus status( KRequestPending ); |
|
425 // update the device in registry synchronously |
|
426 iRegistry.ModifyDevice( aDev, status ); |
|
427 User::WaitForRequest( status ); |
|
428 BOstrace1(TRACE_DEBUG,DUMMY_DEVLIST,"UpdateRegDevice, ret %d", status.Int()); |
|
429 return status.Int(); |
|
430 } |
|
431 |
|
432 // --------------------------------------------------------------------------- |
|
433 // 0000 for outgoing pairing with a headset. |
|
434 // The placeholder for future extension (pin code passed in for pairing) |
|
435 // --------------------------------------------------------------------------- |
|
436 // |
|
437 void CBTNotifSecurityManager::GetPinCode( |
|
438 TBTPinCode& aPin, const TBTDevAddr& aAddr, TInt aMinPinLength ) |
|
439 { |
|
440 if ( iPairingHandler ) |
|
441 { |
|
442 iPairingHandler->GetPinCode( aPin, aAddr, aMinPinLength ); |
|
443 } |
|
444 else |
|
445 { |
|
446 // make sure not to leave any text as PIN. |
|
447 aPin.Zero(); |
|
448 aPin().iLength = 0; |
|
449 } |
|
450 } |
|
451 |
|
452 // --------------------------------------------------------------------------- |
|
453 // Ask server class the connection status of the specified device |
|
454 // --------------------------------------------------------------------------- |
|
455 // |
|
456 TBTEngConnectionStatus CBTNotifSecurityManager::ConnectStatus( const TBTDevAddr& aAddr ) |
|
457 { |
|
458 const CBtDevExtension* devExt = iDevRepository.Device(aAddr); |
|
459 TBTEngConnectionStatus status = EBTEngNotConnected; |
|
460 if ( devExt ) |
|
461 { |
|
462 status = devExt->ServiceConnectionStatus(); |
|
463 } |
|
464 return status; |
|
465 } |
|
466 |
|
467 // --------------------------------------------------------------------------- |
|
468 // From class MBTNotifPairingAOObserver. |
|
469 // Checks if there is an authentication result. |
|
470 // --------------------------------------------------------------------------- |
|
471 // |
|
472 void CBTNotifSecurityManager::RequestCompletedL( CBtSimpleActive* aActive, TInt aStatus ) |
|
473 { |
|
474 BOstraceExt2(TRACE_DEBUG,DUMMY_DEVLIST,"aId: %d, aStatus: %d", aActive->RequestId(), aStatus); |
|
475 // Check which request is completed. |
|
476 switch( aActive->RequestId() ) |
|
477 { |
|
478 case ESimplePairingResult: |
|
479 { |
|
480 TBTDevAddr tmpAddr = iSimplePairingRemote; |
|
481 if (aStatus != KErrServerTerminated) |
|
482 { |
|
483 SubscribeSspPairingResult(); |
|
484 } |
|
485 HandlePairingResultL( tmpAddr, aStatus ); |
|
486 break; |
|
487 } |
|
488 case EAuthenticationResult: |
|
489 { |
|
490 TBTDevAddr tmpAddr = iAuthenticateRemote; |
|
491 if (aStatus != KErrServerTerminated) |
|
492 { |
|
493 SubscribeAuthenticateResult(); |
|
494 } |
|
495 HandlePairingResultL( tmpAddr, aStatus ); |
|
496 break; |
|
497 } |
|
498 case ERegistryGetLocalAddress: |
|
499 { |
|
500 TBool value = IsLocalAddressAvailable(); |
|
501 SubscribeLocalAddress(); |
|
502 if ( value ) |
|
503 { |
|
504 // Refresh paired devices list to include any restored devices. |
|
505 iDevRepository.ReInitialize(); |
|
506 } |
|
507 break; |
|
508 } |
|
509 default: |
|
510 // Should not be possible, but no need for handling. |
|
511 break; |
|
512 } |
|
513 } |
|
514 |
|
515 // --------------------------------------------------------------------------- |
|
516 // From class MBTEngActiveObserver. |
|
517 // cancels an outstanding request according to the given id. |
|
518 // --------------------------------------------------------------------------- |
|
519 // |
|
520 void CBTNotifSecurityManager::CancelRequest( TInt aRequestId ) |
|
521 { |
|
522 switch ( aRequestId ) |
|
523 { |
|
524 case ESimplePairingResult: |
|
525 { |
|
526 // Cancel listening Simple pairing result |
|
527 iPairingResult.CancelSimplePairingResult(); |
|
528 break; |
|
529 } |
|
530 case EAuthenticationResult: |
|
531 { |
|
532 // Cancel listening authentication result |
|
533 iAuthenResult.CancelAuthenticationResult(); |
|
534 break; |
|
535 } |
|
536 case ERegistryGetLocalAddress: |
|
537 { |
|
538 // cancel listening local address status change |
|
539 iPropertyLocalAddr.Cancel(); |
|
540 break; |
|
541 } |
|
542 } |
|
543 } |
|
544 |
|
545 // --------------------------------------------------------------------------- |
|
546 // From class MBtSimpleActiveObserver. |
|
547 // --------------------------------------------------------------------------- |
|
548 // |
|
549 void CBTNotifSecurityManager::HandleError( CBtSimpleActive* aActive, TInt aError ) |
|
550 { |
|
551 BOstraceExt2(TRACE_DEBUG,DUMMY_DEVLIST,"request id: %d, error: %d", aActive->RequestId(), aError); |
|
552 (void) aActive; |
|
553 (void) aError; |
|
554 } |
|
555 |
|
556 // --------------------------------------------------------------------------- |
|
557 // From class MBtDevRepositoryObserver. |
|
558 // --------------------------------------------------------------------------- |
|
559 // |
|
560 void CBTNotifSecurityManager::RepositoryInitialized() |
|
561 { |
|
562 TRAPD(err, UpdatePairedDeviceListL() ); |
|
563 if ( !err && iPairingHandler ) |
|
564 { |
|
565 // non-null pairing handler means we are involved in a |
|
566 // pairing operation already. |
|
567 // todo: is some handling for above case needed? |
|
568 } |
|
569 } |
|
570 |
|
571 // --------------------------------------------------------------------------- |
|
572 // From class MBtDevRepositoryObserver. |
|
573 // --------------------------------------------------------------------------- |
|
574 // |
|
575 void CBTNotifSecurityManager::DeletedFromRegistry( const TBTDevAddr& aAddr ) |
|
576 { |
|
577 // We are only interested in the removal of a paired device. |
|
578 // thus check whether it is in our local paired list: |
|
579 TInt i = iPairedDevices.Find( aAddr, MatchDeviceAddress); |
|
580 if ( i > KErrNotFound ) |
|
581 { |
|
582 iPairedDevices.Remove( i ); |
|
583 } |
|
584 } |
|
585 |
|
586 // --------------------------------------------------------------------------- |
|
587 // From class MBtDevRepositoryObserver. |
|
588 // --------------------------------------------------------------------------- |
|
589 // |
|
590 void CBTNotifSecurityManager::AddedToRegistry( const CBtDevExtension& aDevice ) |
|
591 { |
|
592 // We are only interested in paired device. |
|
593 if ( CBtDevExtension::IsBonded( aDevice.Device().AsNamelessDevice() ) ) |
|
594 { |
|
595 TRAP_IGNORE( |
|
596 HandleRegistryBondingL( aDevice.Device().AsNamelessDevice() ) ); |
|
597 } |
|
598 } |
|
599 |
|
600 |
|
601 // --------------------------------------------------------------------------- |
|
602 // From class MBtDevRepositoryObserver. |
|
603 // --------------------------------------------------------------------------- |
|
604 // |
|
605 void CBTNotifSecurityManager::ChangedInRegistry( |
|
606 const CBtDevExtension& aDevice, TUint aSimilarity ) |
|
607 { |
|
608 // We are only interested in paired device. |
|
609 // thus check whether it is in our local paired list: |
|
610 TInt i = iPairedDevices.Find( aDevice.Addr(), MatchDeviceAddress); |
|
611 TBool bonded = CBtDevExtension::IsBonded( aDevice.Device().AsNamelessDevice() ); |
|
612 if ( i == KErrNotFound ) |
|
613 { |
|
614 if ( bonded ) |
|
615 { |
|
616 TRAP_IGNORE( |
|
617 HandleRegistryBondingL( |
|
618 aDevice.Device().AsNamelessDevice() ) ); |
|
619 } |
|
620 return; |
|
621 } |
|
622 // Device was inregistry before, but we need to evaluate its bonding |
|
623 // status. |
|
624 // The given similarity will tell if the linkkey and paired is changed |
|
625 // or not. |
|
626 TInt pairingProperty = TBTNamelessDevice::EIsPaired |
|
627 | TBTNamelessDevice::ELinkKey; |
|
628 if ( ( pairingProperty & aSimilarity) == pairingProperty ) |
|
629 { |
|
630 // no pairing or linkkey change. Nothing to do for pairing handling. |
|
631 // but we'd better update local copy just in case other data |
|
632 // of this device is needed by someone: |
|
633 iPairedDevices[i] = aDevice.Device().AsNamelessDevice(); |
|
634 return; |
|
635 } |
|
636 if ( !CBtDevExtension::IsBonded( aDevice.Device().AsNamelessDevice() ) ) |
|
637 { |
|
638 // device is not user-bonded. |
|
639 iPairedDevices.Remove( i ); |
|
640 return; |
|
641 } |
|
642 // it is a new paired device if its link-key has been upgraded |
|
643 if ( aDevice.Device().LinkKeyType() != ELinkKeyUnauthenticatedUpgradable ) |
|
644 { |
|
645 iPairedDevices.Remove( i ); |
|
646 TRAP_IGNORE( |
|
647 HandleRegistryBondingL( |
|
648 aDevice.Device().AsNamelessDevice() ) ); |
|
649 } |
|
650 } |
|
651 |
|
652 // --------------------------------------------------------------------------- |
|
653 // From class MBtDevRepositoryObserver. |
|
654 // This class is not interested in such events. |
|
655 // --------------------------------------------------------------------------- |
|
656 // |
|
657 void CBTNotifSecurityManager::ServiceConnectionChanged( |
|
658 const CBtDevExtension& aDevice, TBool aConnected ) |
|
659 { |
|
660 (void) aDevice; |
|
661 (void) aConnected; |
|
662 } |
|
663 |
|
664 // --------------------------------------------------------------------------- |
|
665 // Activate or deactivate a pairing handler |
|
666 // --------------------------------------------------------------------------- |
|
667 // |
|
668 TInt CBTNotifSecurityManager::SetPairObserver(const TBTDevAddr& aAddr, TBool aActivate) |
|
669 { |
|
670 BOstrace1(TRACE_DEBUG,DUMMY_DEVLIST,"%d", aActivate); |
|
671 BtTraceBtAddr0(TRACE_DEBUG,DUMMY_DEVLIST, aAddr ); |
|
672 TInt err( KErrNone ); |
|
673 if ( !aActivate ) |
|
674 { |
|
675 if ( iPairingHandler ) |
|
676 { |
|
677 iPairingHandler->StopPairHandling( aAddr ); |
|
678 } |
|
679 return err; |
|
680 } |
|
681 |
|
682 if ( !iPairingHandler) |
|
683 { |
|
684 // This is an incoming pair, unpair it from registry and |
|
685 // create the handler: |
|
686 UnpairDevice( aAddr ); |
|
687 TRAP( err, iPairingHandler = CBTNotifIncomingPairingHandler::NewL( *this, aAddr )); |
|
688 } |
|
689 if ( iPairingHandler) |
|
690 { |
|
691 // let the handler decide what to do: |
|
692 err = iPairingHandler->ObserveIncomingPair( aAddr ); |
|
693 } |
|
694 return err; |
|
695 } |
|
696 |
|
697 // --------------------------------------------------------------------------- |
|
698 // Delegates the request to current pair handler |
|
699 // --------------------------------------------------------------------------- |
|
700 // |
|
701 void CBTNotifSecurityManager::PairDeviceL( const TBTDevAddr& aAddr, TUint32 aCod ) |
|
702 { |
|
703 if ( !iPairingHandler) |
|
704 { |
|
705 // no existing pair handling, create one: |
|
706 iPairingHandler = CBTNotifOutgoingPairingHandler::NewL( *this, aAddr ); |
|
707 } |
|
708 // let pair handler decide what to do: |
|
709 iPairingHandler->HandleOutgoingPairL( aAddr, aCod ); |
|
710 } |
|
711 |
|
712 // --------------------------------------------------------------------------- |
|
713 // cancel Subscribings to simple pairing result and authentication result from |
|
714 // Pairing Server |
|
715 // --------------------------------------------------------------------------- |
|
716 // |
|
717 void CBTNotifSecurityManager::CancelSubscribePairingAuthenticate() |
|
718 { |
|
719 if( iSSPResultActive ) |
|
720 { |
|
721 // Cancel listening Simple pairing result |
|
722 iSSPResultActive->Cancel(); |
|
723 } |
|
724 if( iAuthenResultActive ) |
|
725 { |
|
726 iAuthenResultActive->Cancel(); |
|
727 } |
|
728 } |
|
729 |
|
730 // --------------------------------------------------------------------------- |
|
731 // Subscribes to simple pairing result from Pairing Server (if not already |
|
732 // subscribed). |
|
733 // --------------------------------------------------------------------------- |
|
734 // |
|
735 void CBTNotifSecurityManager::SubscribeSspPairingResult() |
|
736 { |
|
737 if ( !iSSPResultActive->IsActive() ) |
|
738 { |
|
739 iPairingResult.SimplePairingResult( iSimplePairingRemote, iSSPResultActive->RequestStatus() ); |
|
740 iSSPResultActive->GoActive(); |
|
741 } |
|
742 } |
|
743 |
|
744 // --------------------------------------------------------------------------- |
|
745 // Subscribes to authentication result from Pairing Server (if not already |
|
746 // subscribed). |
|
747 // --------------------------------------------------------------------------- |
|
748 // |
|
749 void CBTNotifSecurityManager::SubscribeAuthenticateResult() |
|
750 { |
|
751 if ( !iAuthenResultActive->IsActive() ) |
|
752 { |
|
753 // Subscribe authentication result (which requires pairing for unpaired devices) |
|
754 iAuthenResult.AuthenticationResult( iAuthenticateRemote, iAuthenResultActive->RequestStatus() ); |
|
755 iAuthenResultActive->GoActive(); |
|
756 } |
|
757 } |
|
758 |
|
759 // --------------------------------------------------------------------------- |
|
760 // Handle a pairing result from the pairing server. |
|
761 // --------------------------------------------------------------------------- |
|
762 // |
|
763 void CBTNotifSecurityManager::HandlePairingResultL( const TBTDevAddr& aAddr, TInt aResult ) |
|
764 { |
|
765 BOstrace1(TRACE_DEBUG,DUMMY_DEVLIST,"result %d", aResult); |
|
766 BtTraceBtAddr0(TRACE_DEBUG,DUMMY_DEVLIST, aAddr ); |
|
767 |
|
768 if ( !iPairingHandler && ( aResult == KErrNone || aResult == KHCIErrorBase ) ) |
|
769 { |
|
770 // we only create new handler if incoming pairing succeeds. |
|
771 // Pairing failure could be caused by user local cancellation, as the |
|
772 // result, the handler was destroyed by notifier. We shall not |
|
773 // instantiate the handler again. |
|
774 // If a pairing failed due to other reasons than user local cancelling, |
|
775 // it will be catched by the already started handler |
|
776 // (except Just Works pairing - no handler for it at all until we receive |
|
777 // registry change event. Thus if incoming JWs pairing failed, no user |
|
778 // notification will be shown.) |
|
779 iPairedDevices.Find( aAddr, MatchDeviceAddress); |
|
780 TInt index = iPairedDevices.Find( aAddr, MatchDeviceAddress); |
|
781 // If the device is not found in the old paired device list, it is a new |
|
782 // paired device: |
|
783 if ( index == KErrNotFound) |
|
784 { |
|
785 // No handler yet, create incoming pairing handler: |
|
786 iPairingHandler = CBTNotifIncomingPairingHandler::NewL( *this, aAddr ); |
|
787 } |
|
788 } |
|
789 if ( iPairingHandler ) |
|
790 { |
|
791 iPairingHandler->HandlePairServerResult( aAddr, aResult ); |
|
792 } |
|
793 } |
|
794 |
|
795 // --------------------------------------------------------------------------- |
|
796 // copy the nameless devices to local array |
|
797 // --------------------------------------------------------------------------- |
|
798 // |
|
799 void CBTNotifSecurityManager::UpdatePairedDeviceListL() |
|
800 { |
|
801 iPairedDevices.Reset(); |
|
802 const RDevExtensionArray& alldevs = iDevRepository.AllDevices(); |
|
803 for ( TInt i = 0; i < alldevs.Count(); i++ ) |
|
804 { |
|
805 if ( CBtDevExtension::IsBonded( alldevs[i]->Device().AsNamelessDevice() ) ) |
|
806 { |
|
807 iPairedDevices.AppendL( alldevs[i]->Device().AsNamelessDevice() ); |
|
808 } |
|
809 } |
|
810 } |
|
811 |
|
812 // --------------------------------------------------------------------------- |
|
813 // Create incoming pairing handler if no one exists yet. |
|
814 // --------------------------------------------------------------------------- |
|
815 // |
|
816 void CBTNotifSecurityManager::HandleRegistryBondingL( |
|
817 const TBTNamelessDevice& aNameless) |
|
818 { |
|
819 TInt err = iPairedDevices.Append( aNameless ); |
|
820 if ( !err && !iPairingHandler) |
|
821 { |
|
822 // New paired device, but no pairing handler yet. |
|
823 // this means an incoming pairing has occured: |
|
824 TRAP( err, iPairingHandler = |
|
825 CBTNotifIncomingPairingHandler::NewL( *this, aNameless.Address() ) ); |
|
826 } |
|
827 if ( !err ) |
|
828 { |
|
829 // We have a pairing handler now. |
|
830 // Ask pair handler to decide what to do: |
|
831 iPairingHandler->HandleRegistryNewPairedEvent( |
|
832 aNameless ); |
|
833 } |
|
834 else if ( iPairingHandler ) |
|
835 { |
|
836 // error could occur due to no memory, |
|
837 // let us try aborting pairing handling |
|
838 iPairingHandler->StopPairHandling( aNameless.Address() ); |
|
839 } |
|
840 } |
|
841 |
|
842 void CBTNotifSecurityManager::TrustDevice( const TBTDevAddr& aAddr ) |
|
843 { |
|
844 TIdentityRelation<TBTNamelessDevice> addrComp( CompareDeviceByAddress ); |
|
845 TBTNamelessDevice dev; |
|
846 dev.SetAddress( aAddr ); |
|
847 TRequestStatus status( KRequestPending ); |
|
848 |
|
849 iRegistry.GetDevice(dev,status); |
|
850 User::WaitForRequest( status ); |
|
851 if(status == KErrNone) |
|
852 { |
|
853 TBTDeviceSecurity security = dev.GlobalSecurity(); |
|
854 security.SetNoAuthorise(ETrue); |
|
855 security.SetBanned(EFalse); |
|
856 dev.SetGlobalSecurity(security); |
|
857 (void)UpdateRegDevice(dev); |
|
858 } |
|
859 } |
|
860 |