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1 /******************************************************************************
2  *
3  *  Copyright (C) 2009-2012 Broadcom Corporation
4  *
5  *  Licensed under the Apache License, Version 2.0 (the "License");
6  *  you may not use this file except in compliance with the License.
7  *  You may obtain a copy of the License at:
8  *
9  *  http://www.apache.org/licenses/LICENSE-2.0
10  *
11  *  Unless required by applicable law or agreed to in writing, software
12  *  distributed under the License is distributed on an "AS IS" BASIS,
13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  *  See the License for the specific language governing permissions and
15  *  limitations under the License.
16  *
17  ******************************************************************************/
18 
19 /************************************************************************************
20  *
21  *  Filename:      btif_dm.c
22  *
23  *  Description:   Contains Device Management (DM) related functionality
24  *
25  *
26  ***********************************************************************************/
27 #include <stdio.h>
28 #include <stdlib.h>
29 #include <unistd.h>
30 
31 #include <hardware/bluetooth.h>
32 
33 #include <utils/Log.h>
34 #include <cutils/properties.h>
35 #include "gki.h"
36 #include "btu.h"
37 #include "bd.h"
38 #include "bta_api.h"
39 #include "btif_api.h"
40 #include "btif_util.h"
41 #include "btif_storage.h"
42 #include "btif_hh.h"
43 #include "btif_config.h"
44 
45 /******************************************************************************
46 **  Constants & Macros
47 ******************************************************************************/
48 
49 #define COD_UNCLASSIFIED ((0x1F) << 8)
50 #define COD_HID_KEYBOARD       0x0540
51 #define COD_HID_POINTING       0x0580
52 #define COD_HID_COMBO          0x05C0
53 #define COD_AV_HEADSETS        0x0404
54 #define COD_AV_HANDSFREE       0x0408
55 #define COD_AV_HEADPHONES      0x0418
56 #define COD_AV_PORTABLE_AUDIO  0x041C
57 #define COD_AV_HIFI_AUDIO      0x0428
58 
59 
60 #define BTIF_DM_DEFAULT_INQ_MAX_RESULTS     0
61 #define BTIF_DM_DEFAULT_INQ_MAX_DURATION    10
62 
63 typedef struct {
64     bt_bond_state_t state;
65     BD_ADDR bd_addr;
66     UINT8   is_temp;
67     UINT8   pin_code_len;
68     UINT8   is_ssp;
69     UINT8   autopair_attempts;
70     UINT8   is_local_initiated;
71     UINT8   bonded_pending_sdp;
72 } btif_dm_pairing_cb_t;
73 
74 typedef struct {
75     BD_ADDR bd_addr;
76     BD_NAME bd_name;
77 } btif_dm_remote_name_t;
78 
79 typedef struct
80 {
81     BT_OCTET16 sp_c;
82     BT_OCTET16 sp_r;
83     BD_ADDR  oob_bdaddr;  /* peer bdaddr*/
84 } btif_dm_oob_cb_t;
85 #define BTA_SERVICE_ID_TO_SERVICE_MASK(id)       (1 << (id))
86 
87 /* This flag will be true if HCI_Inquiry is in progress */
88 static BOOLEAN btif_dm_inquiry_in_progress = FALSE;
89 
90 /******************************************************************************
91 **  Static functions
92 ******************************************************************************/
93 static btif_dm_pairing_cb_t pairing_cb;
94 static btif_dm_oob_cb_t     oob_cb;
95 static void btif_dm_generic_evt(UINT16 event, char* p_param);
96 static void btif_dm_cb_create_bond(bt_bdaddr_t *bd_addr);
97 static void btif_dm_cb_hid_remote_name(tBTM_REMOTE_DEV_NAME *p_remote_name);
98 static void btif_update_remote_properties(BD_ADDR bd_addr, BD_NAME bd_name,
99                                           DEV_CLASS dev_class, tBT_DEVICE_TYPE dev_type);
100 
101 /******************************************************************************
102 **  Externs
103 ******************************************************************************/
104 extern UINT16 bta_service_id_to_uuid_lkup_tbl [BTA_MAX_SERVICE_ID];
105 extern bt_status_t btif_hf_execute_service(BOOLEAN b_enable);
106 extern bt_status_t btif_av_execute_service(BOOLEAN b_enable);
107 extern bt_status_t btif_hh_execute_service(BOOLEAN b_enable);
108 extern int btif_hh_connect(bt_bdaddr_t *bd_addr);
109 
110 
111 /******************************************************************************
112 **  Functions
113 ******************************************************************************/
114 
btif_in_execute_service_request(tBTA_SERVICE_ID service_id,BOOLEAN b_enable)115 bt_status_t btif_in_execute_service_request(tBTA_SERVICE_ID service_id,
116                                                 BOOLEAN b_enable)
117 {
118     /* Check the service_ID and invoke the profile's BT state changed API */
119     switch (service_id)
120     {
121          case BTA_HFP_SERVICE_ID:
122          case BTA_HSP_SERVICE_ID:
123          {
124               btif_hf_execute_service(b_enable);
125          }break;
126          case BTA_A2DP_SERVICE_ID:
127          {
128               btif_av_execute_service(b_enable);
129          }break;
130          case BTA_HID_SERVICE_ID:
131          {
132               btif_hh_execute_service(b_enable);
133          }break;
134 
135          default:
136               BTIF_TRACE_ERROR1("%s: Unknown service being enabled", __FUNCTION__);
137               return BT_STATUS_FAIL;
138     }
139     return BT_STATUS_SUCCESS;
140 }
141 
142 /*******************************************************************************
143 **
144 ** Function         check_eir_remote_name
145 **
146 ** Description      Check if remote name is in the EIR data
147 **
148 ** Returns          TRUE if remote name found
149 **                  Populate p_remote_name, if provided and remote name found
150 **
151 *******************************************************************************/
check_eir_remote_name(tBTA_DM_SEARCH * p_search_data,UINT8 * p_remote_name,UINT8 * p_remote_name_len)152 static BOOLEAN check_eir_remote_name(tBTA_DM_SEARCH *p_search_data,
153                             UINT8 *p_remote_name, UINT8 *p_remote_name_len)
154 {
155     UINT8 *p_eir_remote_name = NULL;
156     UINT8 remote_name_len = 0;
157 
158     /* Check EIR for remote name and services */
159     if (p_search_data->inq_res.p_eir)
160     {
161         p_eir_remote_name = BTA_CheckEirData(p_search_data->inq_res.p_eir,
162                 BTM_EIR_COMPLETE_LOCAL_NAME_TYPE, &remote_name_len);
163         if (!p_eir_remote_name)
164         {
165             p_eir_remote_name = BTA_CheckEirData(p_search_data->inq_res.p_eir,
166                     BTM_EIR_SHORTENED_LOCAL_NAME_TYPE, &remote_name_len);
167         }
168 
169         if (p_eir_remote_name)
170         {
171             if (remote_name_len > BD_NAME_LEN)
172                 remote_name_len = BD_NAME_LEN;
173 
174             if (p_remote_name && p_remote_name_len)
175             {
176                 memcpy(p_remote_name, p_eir_remote_name, remote_name_len);
177                 *(p_remote_name + remote_name_len) = 0;
178                 *p_remote_name_len = remote_name_len;
179             }
180 
181             return TRUE;
182         }
183     }
184 
185     return FALSE;
186 
187 }
188 
189 /*******************************************************************************
190 **
191 ** Function         check_cached_remote_name
192 **
193 ** Description      Check if remote name is in the NVRAM cache
194 **
195 ** Returns          TRUE if remote name found
196 **                  Populate p_remote_name, if provided and remote name found
197 **
198 *******************************************************************************/
check_cached_remote_name(tBTA_DM_SEARCH * p_search_data,UINT8 * p_remote_name,UINT8 * p_remote_name_len)199 static BOOLEAN check_cached_remote_name(tBTA_DM_SEARCH *p_search_data,
200                                 UINT8 *p_remote_name, UINT8 *p_remote_name_len)
201 {
202     bt_bdname_t bdname;
203     bt_bdaddr_t remote_bdaddr;
204     bt_property_t prop_name;
205 
206     /* check if we already have it in our btif_storage cache */
207     bdcpy(remote_bdaddr.address, p_search_data->inq_res.bd_addr);
208     BTIF_STORAGE_FILL_PROPERTY(&prop_name, BT_PROPERTY_BDNAME,
209                                sizeof(bt_bdname_t), &bdname);
210     if (btif_storage_get_remote_device_property(
211         &remote_bdaddr, &prop_name) == BT_STATUS_SUCCESS)
212     {
213         if (p_remote_name && p_remote_name_len)
214         {
215             strcpy((char *)p_remote_name, (char *)bdname.name);
216             *p_remote_name_len = strlen((char *)p_remote_name);
217         }
218         return TRUE;
219     }
220 
221     return FALSE;
222 }
223 
check_cod(const bt_bdaddr_t * remote_bdaddr,uint32_t cod)224 BOOLEAN check_cod(const bt_bdaddr_t *remote_bdaddr, uint32_t cod)
225 {
226     uint32_t    remote_cod;
227     bt_property_t prop_name;
228 
229     /* check if we already have it in our btif_storage cache */
230     BTIF_STORAGE_FILL_PROPERTY(&prop_name, BT_PROPERTY_CLASS_OF_DEVICE,
231                                sizeof(uint32_t), &remote_cod);
232     if (btif_storage_get_remote_device_property((bt_bdaddr_t *)remote_bdaddr, &prop_name) == BT_STATUS_SUCCESS)
233     {
234         if ((remote_cod & 0x7ff) == cod)
235             return TRUE;
236     }
237 
238     return FALSE;
239 }
240 
bond_state_changed(bt_status_t status,bt_bdaddr_t * bd_addr,bt_bond_state_t state)241 static void bond_state_changed(bt_status_t status, bt_bdaddr_t *bd_addr, bt_bond_state_t state)
242 {
243     /* Send bonding state only once - based on outgoing/incoming we may receive duplicates */
244     if ( (pairing_cb.state == state) && (state == BT_BOND_STATE_BONDING) )
245         return;
246 
247     if (pairing_cb.is_temp)
248     {
249        state = BT_BOND_STATE_NONE;
250     }
251     BTIF_TRACE_DEBUG3("%s: state=%d prev_state=%d", __FUNCTION__, state, pairing_cb.state);
252 
253     HAL_CBACK(bt_hal_cbacks, bond_state_changed_cb, status, bd_addr, state);
254 
255     if (state == BT_BOND_STATE_BONDING)
256     {
257         pairing_cb.state = state;
258         bdcpy(pairing_cb.bd_addr, bd_addr->address);
259     }
260     else
261     {
262         memset(&pairing_cb, 0, sizeof(pairing_cb));
263     }
264 
265 }
266 
267 
btif_update_remote_properties(BD_ADDR bd_addr,BD_NAME bd_name,DEV_CLASS dev_class,tBT_DEVICE_TYPE device_type)268 static void btif_update_remote_properties(BD_ADDR bd_addr, BD_NAME bd_name,
269                                           DEV_CLASS dev_class, tBT_DEVICE_TYPE device_type)
270 {
271     int num_properties = 0;
272     bt_property_t properties[3];
273     bt_bdaddr_t bdaddr;
274     bt_status_t status;
275     UINT32 cod;
276     bt_device_type_t dev_type;
277 
278     memset(properties, 0, sizeof(properties));
279     bdcpy(bdaddr.address, bd_addr);
280 
281     /* remote name */
282     if (strlen((const char *) bd_name))
283     {
284         BTIF_STORAGE_FILL_PROPERTY(&properties[num_properties],
285                             BT_PROPERTY_BDNAME, strlen((char *)bd_name), bd_name);
286         status = btif_storage_set_remote_device_property(&bdaddr, &properties[num_properties]);
287         ASSERTC(status == BT_STATUS_SUCCESS, "failed to save remote device name", status);
288         num_properties++;
289     }
290 
291     /* class of device */
292     cod = devclass2uint(dev_class);
293     if ( cod == 0) {
294         BTIF_TRACE_DEBUG1("%s():cod is 0, set as unclassified", __FUNCTION__);
295         cod = COD_UNCLASSIFIED;
296     }
297 
298     BTIF_STORAGE_FILL_PROPERTY(&properties[num_properties],
299                         BT_PROPERTY_CLASS_OF_DEVICE, sizeof(cod), &cod);
300     status = btif_storage_set_remote_device_property(&bdaddr, &properties[num_properties]);
301     ASSERTC(status == BT_STATUS_SUCCESS, "failed to save remote device class", status);
302     num_properties++;
303 
304     /* device type */
305     dev_type = device_type;
306     BTIF_STORAGE_FILL_PROPERTY(&properties[num_properties],
307                         BT_PROPERTY_TYPE_OF_DEVICE, sizeof(dev_type), &dev_type);
308     status = btif_storage_set_remote_device_property(&bdaddr, &properties[num_properties]);
309     ASSERTC(status == BT_STATUS_SUCCESS, "failed to save remote device type", status);
310     num_properties++;
311 
312     HAL_CBACK(bt_hal_cbacks, remote_device_properties_cb,
313                      status, &bdaddr, num_properties, properties);
314 }
315 /*******************************************************************************
316 **
317 ** Function         hid_remote_name_cback
318 **
319 ** Description      Remote name callback for HID device. Called in stack context
320 **                  Special handling for HID devices
321 **
322 ** Returns          void
323 **
324 *******************************************************************************/
hid_remote_name_cback(void * p_param)325 static void hid_remote_name_cback(void *p_param)
326 {
327     BTIF_TRACE_DEBUG1("%s", __FUNCTION__);
328 
329     btif_transfer_context(btif_dm_generic_evt, BTIF_DM_CB_HID_REMOTE_NAME,
330         (char *)p_param, sizeof(tBTM_REMOTE_DEV_NAME), NULL);
331 }
332 
333 /*******************************************************************************
334 **
335 ** Function         btif_dm_cb_hid_remote_name
336 **
337 ** Description      Remote name callback for HID device. Called in btif context
338 **                  Special handling for HID devices
339 **
340 ** Returns          void
341 **
342 *******************************************************************************/
btif_dm_cb_hid_remote_name(tBTM_REMOTE_DEV_NAME * p_remote_name)343 static void btif_dm_cb_hid_remote_name(tBTM_REMOTE_DEV_NAME *p_remote_name)
344 {
345     BTIF_TRACE_DEBUG3("%s: status=%d pairing_cb.state=%d", __FUNCTION__, p_remote_name->status, pairing_cb.state);
346     if (pairing_cb.state == BT_BOND_STATE_BONDING)
347     {
348         bt_bdaddr_t remote_bd;
349 
350         bdcpy(remote_bd.address, pairing_cb.bd_addr);
351 
352         if (p_remote_name->status == BTM_SUCCESS)
353         {
354             bond_state_changed(BT_STATUS_SUCCESS, &remote_bd, BT_BOND_STATE_BONDED);
355         }
356         else
357             bond_state_changed(BT_STATUS_FAIL, &remote_bd, BT_BOND_STATE_NONE);
358     }
359 }
360 
remove_hid_bond(bt_bdaddr_t * bd_addr)361 int remove_hid_bond(bt_bdaddr_t *bd_addr)
362 {
363         /* For HID device, inorder to avoid the HID device from re-connecting again after unpairing,
364              * we need to do virtual unplug
365              */
366         bdstr_t bdstr;
367         BTIF_TRACE_DEBUG2("%s---Removing HID bond--%s", __FUNCTION__,bd2str((bt_bdaddr_t *)bd_addr, &bdstr));
368         return btif_hh_virtual_unplug(bd_addr);
369 }
370 /*******************************************************************************
371 **
372 ** Function         btif_dm_cb_create_bond
373 **
374 ** Description      Create bond initiated from the BTIF thread context
375 **                  Special handling for HID devices
376 **
377 ** Returns          void
378 **
379 *******************************************************************************/
btif_dm_cb_create_bond(bt_bdaddr_t * bd_addr)380 static void btif_dm_cb_create_bond(bt_bdaddr_t *bd_addr)
381 {
382     bond_state_changed(BT_STATUS_SUCCESS, bd_addr, BT_BOND_STATE_BONDING);
383     if (check_cod(bd_addr, COD_HID_POINTING)){
384             int status;
385             status = btif_hh_connect(bd_addr);
386             if(status != BT_STATUS_SUCCESS)
387                 bond_state_changed(status, bd_addr, BT_BOND_STATE_NONE);
388     }
389     else
390         BTA_DmBond ((UINT8 *)bd_addr->address);
391 
392         /*  Track  originator of bond creation  */
393         pairing_cb.is_local_initiated = TRUE;
394 
395 }
396 
397 /*******************************************************************************
398 **
399 ** Function         btif_dm_cb_remove_bond
400 **
401 ** Description      remove bond initiated from the BTIF thread context
402 **                  Special handling for HID devices
403 **
404 ** Returns          void
405 **
406 *******************************************************************************/
btif_dm_cb_remove_bond(bt_bdaddr_t * bd_addr)407 void btif_dm_cb_remove_bond(bt_bdaddr_t *bd_addr)
408 {
409      bdstr_t bdstr;
410      /*special handling for HID devices */
411      if (check_cod(bd_addr, COD_HID_POINTING) ||
412         check_cod(bd_addr, COD_HID_KEYBOARD) ||
413         check_cod(bd_addr, COD_HID_COMBO))
414     {
415         #if (defined(BTA_HH_INCLUDED) && (BTA_HH_INCLUDED == TRUE))
416         if(remove_hid_bond(bd_addr) != BTA_SUCCESS)
417             BTA_DmRemoveDevice((UINT8 *)bd_addr->address);
418         #endif
419     }
420     else
421     {
422         if (BTA_DmRemoveDevice((UINT8 *)bd_addr->address) == BTA_SUCCESS)
423         {
424             BTIF_TRACE_DEBUG1("Successfully removed bonding with device: %s",
425                                             bd2str((bt_bdaddr_t *)bd_addr, &bdstr));
426         }
427         else
428             BTIF_TRACE_DEBUG1("Removed bonding with device failed: %s",
429                                             bd2str((bt_bdaddr_t *)bd_addr, &bdstr));
430     }
431 }
432 
433 /*******************************************************************************
434 **
435 ** Function         search_devices_copy_cb
436 **
437 ** Description      Deep copy callback for search devices event
438 **
439 ** Returns          void
440 **
441 *******************************************************************************/
search_devices_copy_cb(UINT16 event,char * p_dest,char * p_src)442 static void search_devices_copy_cb(UINT16 event, char *p_dest, char *p_src)
443 {
444     tBTA_DM_SEARCH *p_dest_data =  (tBTA_DM_SEARCH *) p_dest;
445     tBTA_DM_SEARCH *p_src_data =  (tBTA_DM_SEARCH *) p_src;
446 
447     if (!p_src)
448         return;
449 
450     BTIF_TRACE_DEBUG2("%s: event=%s", __FUNCTION__, dump_dm_search_event(event));
451     memcpy(p_dest_data, p_src_data, sizeof(tBTA_DM_SEARCH));
452     switch (event)
453     {
454         case BTA_DM_INQ_RES_EVT:
455         {
456             if (p_src_data->inq_res.p_eir)
457             {
458                 p_dest_data->inq_res.p_eir = (UINT8 *)(p_dest + sizeof(tBTA_DM_SEARCH));
459                 memcpy(p_dest_data->inq_res.p_eir, p_src_data->inq_res.p_eir, HCI_EXT_INQ_RESPONSE_LEN);
460             }
461         }
462         break;
463 
464         case BTA_DM_DISC_RES_EVT:
465         {
466             if (p_src_data->disc_res.raw_data_size && p_src_data->disc_res.p_raw_data)
467             {
468                 p_dest_data->disc_res.p_raw_data = (UINT8 *)(p_dest + sizeof(tBTA_DM_SEARCH));
469                 memcpy(p_dest_data->disc_res.p_raw_data,
470                     p_src_data->disc_res.p_raw_data, p_src_data->disc_res.raw_data_size);
471             }
472         }
473         break;
474     }
475 }
476 
search_services_copy_cb(UINT16 event,char * p_dest,char * p_src)477 static void search_services_copy_cb(UINT16 event, char *p_dest, char *p_src)
478 {
479     tBTA_DM_SEARCH *p_dest_data =  (tBTA_DM_SEARCH *) p_dest;
480     tBTA_DM_SEARCH *p_src_data =  (tBTA_DM_SEARCH *) p_src;
481 
482     if (!p_src)
483         return;
484     memcpy(p_dest_data, p_src_data, sizeof(tBTA_DM_SEARCH));
485     switch (event)
486     {
487          case BTA_DM_DISC_RES_EVT:
488          {
489               if ((p_src_data->disc_res.result == BTA_SUCCESS) &&
490                   (p_src_data->disc_res.num_uuids > 0))
491               {
492                   p_dest_data->disc_res.p_uuid_list = (UINT8*)(p_dest + sizeof(tBTA_DM_SEARCH));
493                   memcpy(p_dest_data->disc_res.p_uuid_list, p_src_data->disc_res.p_uuid_list,
494                          p_src_data->disc_res.num_uuids*MAX_UUID_SIZE);
495               }
496          } break;
497     }
498 }
499 /******************************************************************************
500 **
501 **  BTIF DM callback events
502 **
503 *****************************************************************************/
504 
505 /*******************************************************************************
506 **
507 ** Function         btif_dm_pin_req_evt
508 **
509 ** Description      Executes pin request event in btif context
510 **
511 ** Returns          void
512 **
513 *******************************************************************************/
btif_dm_pin_req_evt(tBTA_DM_PIN_REQ * p_pin_req)514 static void btif_dm_pin_req_evt(tBTA_DM_PIN_REQ *p_pin_req)
515 {
516     bt_bdaddr_t bd_addr;
517     bt_bdname_t bd_name;
518     UINT32 cod;
519     bt_pin_code_t pin_code;
520 
521     /* Remote properties update */
522     btif_update_remote_properties(p_pin_req->bd_addr, p_pin_req->bd_name,
523                                   p_pin_req->dev_class, BT_DEVICE_TYPE_BREDR);
524 
525     bdcpy(bd_addr.address, p_pin_req->bd_addr);
526     memcpy(bd_name.name, p_pin_req->bd_name, BD_NAME_LEN);
527 
528     bond_state_changed(BT_STATUS_SUCCESS, &bd_addr, BT_BOND_STATE_BONDING);
529 
530     cod = devclass2uint(p_pin_req->dev_class);
531 
532     if ( cod == 0) {
533         BTIF_TRACE_DEBUG1("%s():cod is 0, set as unclassified", __FUNCTION__);
534         cod = COD_UNCLASSIFIED;
535     }
536 
537     /* check for auto pair possiblity only if bond was initiated by local device */
538     if (pairing_cb.is_local_initiated)
539     {
540         if (check_cod(&bd_addr, COD_AV_HEADSETS) ||
541             check_cod(&bd_addr, COD_AV_HANDSFREE) ||
542             check_cod(&bd_addr, COD_AV_HEADPHONES) ||
543             check_cod(&bd_addr, COD_AV_PORTABLE_AUDIO) ||
544             check_cod(&bd_addr, COD_AV_HIFI_AUDIO) ||
545             check_cod(&bd_addr, COD_HID_POINTING))
546         {
547             BTIF_TRACE_DEBUG1("%s()cod matches for auto pair", __FUNCTION__);
548             /*  Check if this device can be auto paired  */
549             if ((btif_storage_is_device_autopair_blacklisted(&bd_addr) == FALSE) &&
550                 (pairing_cb.autopair_attempts == 0))
551             {
552                 BTIF_TRACE_DEBUG1("%s() Attempting auto pair", __FUNCTION__);
553                 pin_code.pin[0] = 0x30;
554                 pin_code.pin[1] = 0x30;
555                 pin_code.pin[2] = 0x30;
556                 pin_code.pin[3] = 0x30;
557 
558                 pairing_cb.autopair_attempts++;
559                 BTA_DmPinReply( (UINT8*)bd_addr.address, TRUE, 4, pin_code.pin);
560                 return;
561             }
562         }
563         else if (check_cod(&bd_addr, COD_HID_KEYBOARD) ||
564                  check_cod(&bd_addr, COD_HID_COMBO))
565         {
566             if(( btif_storage_is_fixed_pin_zeros_keyboard (&bd_addr) == TRUE) &&
567                (pairing_cb.autopair_attempts == 0))
568             {
569                 BTIF_TRACE_DEBUG1("%s() Attempting auto pair", __FUNCTION__);
570                 pin_code.pin[0] = 0x30;
571                 pin_code.pin[1] = 0x30;
572                 pin_code.pin[2] = 0x30;
573                 pin_code.pin[3] = 0x30;
574 
575                 pairing_cb.autopair_attempts++;
576                 BTA_DmPinReply( (UINT8*)bd_addr.address, TRUE, 4, pin_code.pin);
577                 return;
578             }
579         }
580     }
581     HAL_CBACK(bt_hal_cbacks, pin_request_cb,
582                      &bd_addr, &bd_name, cod);
583 }
584 
585 /*******************************************************************************
586 **
587 ** Function         btif_dm_ssp_cfm_req_evt
588 **
589 ** Description      Executes SSP confirm request event in btif context
590 **
591 ** Returns          void
592 **
593 *******************************************************************************/
btif_dm_ssp_cfm_req_evt(tBTA_DM_SP_CFM_REQ * p_ssp_cfm_req)594 static void btif_dm_ssp_cfm_req_evt(tBTA_DM_SP_CFM_REQ *p_ssp_cfm_req)
595 {
596     bt_bdaddr_t bd_addr;
597     bt_bdname_t bd_name;
598     UINT32 cod;
599     BOOLEAN is_incoming = !(pairing_cb.state == BT_BOND_STATE_BONDING);
600 
601     BTIF_TRACE_DEBUG1("%s", __FUNCTION__);
602 
603     /* Remote properties update */
604     btif_update_remote_properties(p_ssp_cfm_req->bd_addr, p_ssp_cfm_req->bd_name,
605                                   p_ssp_cfm_req->dev_class, BT_DEVICE_TYPE_BREDR);
606 
607     bdcpy(bd_addr.address, p_ssp_cfm_req->bd_addr);
608     memcpy(bd_name.name, p_ssp_cfm_req->bd_name, BD_NAME_LEN);
609 
610     /* Set the pairing_cb based on the local & remote authentication requirements */
611     bond_state_changed(BT_STATUS_SUCCESS, &bd_addr, BT_BOND_STATE_BONDING);
612 
613     /* if just_works and bonding bit is not set treat this as temporary */
614     if (p_ssp_cfm_req->just_works && !(p_ssp_cfm_req->loc_auth_req & BTM_AUTH_BONDS) &&
615         !(p_ssp_cfm_req->rmt_auth_req & BTM_AUTH_BONDS))
616         pairing_cb.is_temp = TRUE;
617     else
618         pairing_cb.is_temp = FALSE;
619 
620     pairing_cb.is_ssp = TRUE;
621 
622     /* If JustWorks auto-accept */
623     if (p_ssp_cfm_req->just_works)
624     {
625         /* Pairing consent for JustWorks needed if:
626          * 1. Incoming pairing is detected AND
627          * 2. local IO capabilities are DisplayYesNo AND
628          * 3. remote IO capabiltiies are DisplayOnly or NoInputNoOutput;
629          */
630         if ((is_incoming) && ((p_ssp_cfm_req->loc_io_caps == 0x01) &&
631                 (p_ssp_cfm_req->rmt_io_caps == 0x00 || p_ssp_cfm_req->rmt_io_caps == 0x03)))
632         {
633             BTIF_TRACE_EVENT3("%s: User consent needed for incoming pairing request. loc_io_caps: %d, rmt_io_caps: %d",
634                 __FUNCTION__, p_ssp_cfm_req->loc_io_caps, p_ssp_cfm_req->rmt_io_caps);
635         }
636         else
637         {
638             BTIF_TRACE_EVENT1("%s: Auto-accept JustWorks pairing", __FUNCTION__);
639             btif_dm_ssp_reply(&bd_addr, BT_SSP_VARIANT_CONSENT, TRUE, 0);
640             return;
641         }
642     }
643 
644     cod = devclass2uint(p_ssp_cfm_req->dev_class);
645 
646     if ( cod == 0) {
647         ALOGD("cod is 0, set as unclassified");
648         cod = COD_UNCLASSIFIED;
649     }
650 
651     pairing_cb.bonded_pending_sdp = FALSE;
652     HAL_CBACK(bt_hal_cbacks, ssp_request_cb, &bd_addr, &bd_name, cod,
653                      (p_ssp_cfm_req->just_works ? BT_SSP_VARIANT_CONSENT : BT_SSP_VARIANT_PASSKEY_CONFIRMATION),
654                      p_ssp_cfm_req->num_val);
655 }
656 
btif_dm_ssp_key_notif_evt(tBTA_DM_SP_KEY_NOTIF * p_ssp_key_notif)657 static void btif_dm_ssp_key_notif_evt(tBTA_DM_SP_KEY_NOTIF *p_ssp_key_notif)
658 {
659     bt_bdaddr_t bd_addr;
660     bt_bdname_t bd_name;
661     UINT32 cod;
662 
663     BTIF_TRACE_DEBUG1("%s", __FUNCTION__);
664 
665     /* Remote properties update */
666     btif_update_remote_properties(p_ssp_key_notif->bd_addr, p_ssp_key_notif->bd_name,
667                                   p_ssp_key_notif->dev_class, BT_DEVICE_TYPE_BREDR);
668 
669     bdcpy(bd_addr.address, p_ssp_key_notif->bd_addr);
670     memcpy(bd_name.name, p_ssp_key_notif->bd_name, BD_NAME_LEN);
671 
672     bond_state_changed(BT_STATUS_SUCCESS, &bd_addr, BT_BOND_STATE_BONDING);
673     pairing_cb.is_ssp = TRUE;
674     cod = devclass2uint(p_ssp_key_notif->dev_class);
675 
676     if ( cod == 0) {
677         ALOGD("cod is 0, set as unclassified");
678         cod = COD_UNCLASSIFIED;
679     }
680 
681     HAL_CBACK(bt_hal_cbacks, ssp_request_cb, &bd_addr, &bd_name,
682                      cod, BT_SSP_VARIANT_PASSKEY_NOTIFICATION,
683                      p_ssp_key_notif->passkey);
684 }
685 /*******************************************************************************
686 **
687 ** Function         btif_dm_auth_cmpl_evt
688 **
689 ** Description      Executes authentication complete event in btif context
690 **
691 ** Returns          void
692 **
693 *******************************************************************************/
btif_dm_auth_cmpl_evt(tBTA_DM_AUTH_CMPL * p_auth_cmpl)694 static void btif_dm_auth_cmpl_evt (tBTA_DM_AUTH_CMPL *p_auth_cmpl)
695 {
696     /* Save link key, if not temporary */
697     bt_bdaddr_t bd_addr;
698     bt_status_t status = BT_STATUS_FAIL;
699     bt_bond_state_t state = BT_BOND_STATE_NONE;
700 
701     bdcpy(bd_addr.address, p_auth_cmpl->bd_addr);
702     if ( (p_auth_cmpl->success == TRUE) && (p_auth_cmpl->key_present) )
703     {
704         if ((p_auth_cmpl->key_type < HCI_LKEY_TYPE_DEBUG_COMB)  || (p_auth_cmpl->key_type == HCI_LKEY_TYPE_AUTH_COMB) ||
705             (p_auth_cmpl->key_type == HCI_LKEY_TYPE_CHANGED_COMB) || (!pairing_cb.is_temp))
706         {
707             bt_status_t ret;
708             BTIF_TRACE_DEBUG3("%s: Storing link key. key_type=0x%x, is_temp=%d",
709                 __FUNCTION__, p_auth_cmpl->key_type, pairing_cb.is_temp);
710             ret = btif_storage_add_bonded_device(&bd_addr,
711                                 p_auth_cmpl->key, p_auth_cmpl->key_type,
712                                 pairing_cb.pin_code_len);
713             ASSERTC(ret == BT_STATUS_SUCCESS, "storing link key failed", ret);
714         }
715         else
716         {
717             BTIF_TRACE_DEBUG3("%s: Temporary key. Not storing. key_type=0x%x, is_temp=%d",
718                 __FUNCTION__, p_auth_cmpl->key_type, pairing_cb.is_temp);
719         }
720     }
721     if (p_auth_cmpl->success)
722     {
723         status = BT_STATUS_SUCCESS;
724         state = BT_BOND_STATE_BONDED;
725 
726         /* Trigger SDP on the device */
727         pairing_cb.bonded_pending_sdp = TRUE;
728         btif_dm_get_remote_services(&bd_addr);
729         /* Do not call bond_state_changed_cb yet. Wait till fetch remote service is complete */
730     }
731     else
732     {
733          /*Map the HCI fail reason  to  bt status  */
734         switch(p_auth_cmpl->fail_reason)
735         {
736             case HCI_ERR_PAGE_TIMEOUT:
737             case HCI_ERR_CONNECTION_TOUT:
738                 status =  BT_STATUS_RMT_DEV_DOWN;
739                 break;
740 
741             /* map the auth failure codes, so we can retry pairing if necessary */
742             case HCI_ERR_AUTH_FAILURE:
743             case HCI_ERR_HOST_REJECT_SECURITY:
744             case HCI_ERR_ENCRY_MODE_NOT_ACCEPTABLE:
745             case HCI_ERR_UNIT_KEY_USED:
746             case HCI_ERR_PAIRING_WITH_UNIT_KEY_NOT_SUPPORTED:
747             case HCI_ERR_INSUFFCIENT_SECURITY:
748                 BTIF_TRACE_DEBUG1(" %s() Authentication fail ", __FUNCTION__);
749                 if (pairing_cb.autopair_attempts  == 1)
750                 {
751                     BTIF_TRACE_DEBUG1("%s(): Adding device to blacklist ", __FUNCTION__);
752 
753                     /* Add the device to dynamic black list only if this device belongs to Audio/pointing dev class  */
754                     if (check_cod(&bd_addr, COD_AV_HEADSETS) ||
755                         check_cod(&bd_addr, COD_AV_HANDSFREE) ||
756                         check_cod(&bd_addr, COD_AV_HEADPHONES) ||
757                         check_cod(&bd_addr, COD_AV_PORTABLE_AUDIO) ||
758                         check_cod(&bd_addr, COD_AV_HIFI_AUDIO) ||
759                         check_cod(&bd_addr, COD_HID_POINTING))
760                     {
761                         btif_storage_add_device_to_autopair_blacklist (&bd_addr);
762                     }
763                     pairing_cb.autopair_attempts++;
764 
765                     /* Create the Bond once again */
766                     BTIF_TRACE_DEBUG1("%s() auto pair failed. Reinitiate Bond", __FUNCTION__);
767                     btif_dm_cb_create_bond (&bd_addr);
768                     return;
769                 }
770                 else
771                 {
772                     /* if autopair attempts are more than 1, or not attempted */
773                     status =  BT_STATUS_AUTH_FAILURE;
774                 }
775                 break;
776 
777             default:
778                 status =  BT_STATUS_FAIL;
779         }
780         bond_state_changed(status, &bd_addr, state);
781     }
782 }
783 
784 /******************************************************************************
785 **
786 ** Function         btif_dm_search_devices_evt
787 **
788 ** Description      Executes search devices callback events in btif context
789 **
790 ** Returns          void
791 **
792 ******************************************************************************/
btif_dm_search_devices_evt(UINT16 event,char * p_param)793 static void btif_dm_search_devices_evt (UINT16 event, char *p_param)
794 {
795     tBTA_DM_SEARCH *p_search_data;
796     BTIF_TRACE_EVENT2("%s event=%s", __FUNCTION__, dump_dm_search_event(event));
797 
798     switch (event)
799     {
800         case BTA_DM_DISC_RES_EVT:
801         {
802             p_search_data = (tBTA_DM_SEARCH *)p_param;
803             /* Remote name update */
804             if (strlen((const char *) p_search_data->disc_res.bd_name))
805             {
806                 bt_property_t properties[1];
807                 bt_bdaddr_t bdaddr;
808                 bt_status_t status;
809 
810                 properties[0].type = BT_PROPERTY_BDNAME;
811                 properties[0].val = p_search_data->disc_res.bd_name;
812                 properties[0].len = strlen((char *)p_search_data->disc_res.bd_name);
813                 bdcpy(bdaddr.address, p_search_data->disc_res.bd_addr);
814 
815                 status = btif_storage_set_remote_device_property(&bdaddr, &properties[0]);
816                 ASSERTC(status == BT_STATUS_SUCCESS, "failed to save remote device property", status);
817                 HAL_CBACK(bt_hal_cbacks, remote_device_properties_cb,
818                                  status, &bdaddr, 1, properties);
819             }
820             /* TODO: Services? */
821         }
822         break;
823 
824         case BTA_DM_INQ_RES_EVT:
825         {
826             /* inquiry result */
827             UINT32 cod;
828             UINT8 *p_eir_remote_name = NULL;
829             bt_bdname_t bdname;
830             bt_bdaddr_t bdaddr;
831             UINT8 remote_name_len;
832             UINT8 *p_cached_name = NULL;
833             tBTA_SERVICE_MASK services = 0;
834             bdstr_t bdstr;
835 
836             p_search_data = (tBTA_DM_SEARCH *)p_param;
837             bdcpy(bdaddr.address, p_search_data->inq_res.bd_addr);
838 
839             BTIF_TRACE_DEBUG3("%s() %s device_type = 0x%x\n", __FUNCTION__, bd2str(&bdaddr, &bdstr),
840 #if (BLE_INCLUDED == TRUE)
841                     p_search_data->inq_res.device_type);
842 #else
843                     BT_DEVICE_TYPE_BREDR);
844 #endif
845             bdname.name[0] = 0;
846 
847             cod = devclass2uint (p_search_data->inq_res.dev_class);
848 
849             if ( cod == 0) {
850                 ALOGD("cod is 0, set as unclassified");
851                 cod = COD_UNCLASSIFIED;
852             }
853 
854             if (!check_eir_remote_name(p_search_data, bdname.name, &remote_name_len))
855                 check_cached_remote_name(p_search_data, bdname.name, &remote_name_len);
856 
857             /* Check EIR for remote name and services */
858             if (p_search_data->inq_res.p_eir)
859             {
860                 BTA_GetEirService(p_search_data->inq_res.p_eir, &services);
861                 BTIF_TRACE_DEBUG2("%s()EIR BTA services = %08X", __FUNCTION__, (UINT32)services);
862                 /* TODO:  Get the service list and check to see which uuids we got and send it back to the client. */
863             }
864 
865 
866             {
867                 bt_property_t properties[5];
868                 bt_device_type_t dev_type;
869                 uint32_t num_properties = 0;
870                 bt_status_t status;
871 
872                 memset(properties, 0, sizeof(properties));
873                 /* BD_ADDR */
874                 BTIF_STORAGE_FILL_PROPERTY(&properties[num_properties],
875                                     BT_PROPERTY_BDADDR, sizeof(bdaddr), &bdaddr);
876                 num_properties++;
877                 /* BD_NAME */
878                 /* Don't send BDNAME if it is empty */
879                 if (bdname.name[0]) {
880                     BTIF_STORAGE_FILL_PROPERTY(&properties[num_properties],
881                                                BT_PROPERTY_BDNAME,
882                                                strlen((char *)bdname.name), &bdname);
883                     num_properties++;
884                 }
885 
886                 /* DEV_CLASS */
887                 BTIF_STORAGE_FILL_PROPERTY(&properties[num_properties],
888                                     BT_PROPERTY_CLASS_OF_DEVICE, sizeof(cod), &cod);
889                 num_properties++;
890                 /* DEV_TYPE */
891 #if (BLE_INCLUDED == TRUE)
892                 /* FixMe: Assumption is that bluetooth.h and BTE enums match */
893                 dev_type = p_search_data->inq_res.device_type;
894 #else
895                 dev_type = BT_DEVICE_TYPE_BREDR;
896 #endif
897                 BTIF_STORAGE_FILL_PROPERTY(&properties[num_properties],
898                                     BT_PROPERTY_TYPE_OF_DEVICE, sizeof(dev_type), &dev_type);
899                 num_properties++;
900                 /* RSSI */
901                 BTIF_STORAGE_FILL_PROPERTY(&properties[num_properties],
902                                     BT_PROPERTY_REMOTE_RSSI, sizeof(int8_t),
903                                     &(p_search_data->inq_res.rssi));
904                 num_properties++;
905 
906                 status = btif_storage_add_remote_device(&bdaddr, num_properties, properties);
907                 ASSERTC(status == BT_STATUS_SUCCESS, "failed to save remote device (inquiry)", status);
908 
909                 /* Callback to notify upper layer of device */
910                 HAL_CBACK(bt_hal_cbacks, device_found_cb,
911                                  num_properties, properties);
912             }
913         }
914         break;
915 
916         case BTA_DM_INQ_CMPL_EVT:
917         {
918         }
919         break;
920         case BTA_DM_DISC_CMPL_EVT:
921         {
922             HAL_CBACK(bt_hal_cbacks, discovery_state_changed_cb, BT_DISCOVERY_STOPPED);
923         }
924         break;
925         case BTA_DM_SEARCH_CANCEL_CMPL_EVT:
926         {
927            /* if inquiry is not in progress and we get a cancel event, then
928             * it means we are done with inquiry, but remote_name fetches are in
929             * progress
930             *
931             * if inquiry  is in progress, then we don't want to act on this cancel_cmpl_evt
932             * but instead wait for the cancel_cmpl_evt via the Busy Level
933             *
934             */
935            if (btif_dm_inquiry_in_progress == FALSE)
936            {
937                HAL_CBACK(bt_hal_cbacks, discovery_state_changed_cb, BT_DISCOVERY_STOPPED);
938            }
939         }
940         break;
941     }
942 }
943 
944 /*******************************************************************************
945 **
946 ** Function         btif_dm_search_services_evt
947 **
948 ** Description      Executes search services event in btif context
949 **
950 ** Returns          void
951 **
952 *******************************************************************************/
btif_dm_search_services_evt(UINT16 event,char * p_param)953 static void btif_dm_search_services_evt(UINT16 event, char *p_param)
954 {
955     tBTA_DM_SEARCH *p_data = (tBTA_DM_SEARCH*)p_param;
956 
957     BTIF_TRACE_EVENT2("%s:  event = %d", __FUNCTION__, event);
958     switch (event)
959     {
960         case BTA_DM_DISC_RES_EVT:
961         {
962             bt_uuid_t uuid_arr[BT_MAX_NUM_UUIDS]; /* Max 32 services */
963             bt_property_t prop;
964             uint32_t i = 0,  j = 0;
965             bt_bdaddr_t bd_addr;
966             bt_status_t ret;
967 
968             bdcpy(bd_addr.address, p_data->disc_res.bd_addr);
969 
970             BTIF_TRACE_DEBUG3("%s:(result=0x%x, services 0x%x)", __FUNCTION__,
971                     p_data->disc_res.result, p_data->disc_res.services);
972             prop.type = BT_PROPERTY_UUIDS;
973             prop.len = 0;
974             if ((p_data->disc_res.result == BTA_SUCCESS) && (p_data->disc_res.num_uuids > 0))
975             {
976                  prop.val = p_data->disc_res.p_uuid_list;
977                  prop.len = p_data->disc_res.num_uuids * MAX_UUID_SIZE;
978                  for (i=0; i < p_data->disc_res.num_uuids; i++)
979                  {
980                       char temp[256];
981                       uuid_to_string((bt_uuid_t*)(p_data->disc_res.p_uuid_list + (i*MAX_UUID_SIZE)), temp);
982                       BTIF_TRACE_ERROR2("Index: %d uuid:%s", i, temp);
983                  }
984             }
985 
986             /* onUuidChanged requires getBondedDevices to be populated.
987             ** bond_state_changed needs to be sent prior to remote_device_property
988             */
989             if ((pairing_cb.state == BT_BOND_STATE_BONDING) &&
990                 (bdcmp(p_data->disc_res.bd_addr, pairing_cb.bd_addr) == 0)&&
991                 pairing_cb.bonded_pending_sdp == TRUE)
992             {
993                  BTIF_TRACE_DEBUG1("%s Remote Service SDP done. Call bond_state_changed_cb BONDED",
994                                    __FUNCTION__);
995                  pairing_cb.bonded_pending_sdp = FALSE;
996                  bond_state_changed(BT_STATUS_SUCCESS, &bd_addr, BT_BOND_STATE_BONDED);
997             }
998 
999             /* Also write this to the NVRAM */
1000             ret = btif_storage_set_remote_device_property(&bd_addr, &prop);
1001             ASSERTC(ret == BT_STATUS_SUCCESS, "storing remote services failed", ret);
1002             /* Send the event to the BTIF */
1003             HAL_CBACK(bt_hal_cbacks, remote_device_properties_cb,
1004                              BT_STATUS_SUCCESS, &bd_addr, 1, &prop);
1005         }
1006         break;
1007 
1008         case BTA_DM_DISC_CMPL_EVT:
1009             /* fixme */
1010         break;
1011 
1012         default:
1013         {
1014             ASSERTC(0, "unhandled search services event", event);
1015         }
1016         break;
1017     }
1018 }
1019 
1020 /*******************************************************************************
1021 **
1022 ** Function         btif_dm_remote_service_record_evt
1023 **
1024 ** Description      Executes search service record event in btif context
1025 **
1026 ** Returns          void
1027 **
1028 *******************************************************************************/
btif_dm_remote_service_record_evt(UINT16 event,char * p_param)1029 static void btif_dm_remote_service_record_evt(UINT16 event, char *p_param)
1030 {
1031     tBTA_DM_SEARCH *p_data = (tBTA_DM_SEARCH*)p_param;
1032 
1033     BTIF_TRACE_EVENT2("%s:  event = %d", __FUNCTION__, event);
1034     switch (event)
1035     {
1036         case BTA_DM_DISC_RES_EVT:
1037         {
1038             bt_service_record_t rec;
1039             bt_property_t prop;
1040             uint32_t i = 0;
1041             bt_bdaddr_t bd_addr;
1042 
1043             memset(&rec, 0, sizeof(bt_service_record_t));
1044             bdcpy(bd_addr.address, p_data->disc_res.bd_addr);
1045 
1046             BTIF_TRACE_DEBUG3("%s:(result=0x%x, services 0x%x)", __FUNCTION__,
1047                     p_data->disc_res.result, p_data->disc_res.services);
1048             prop.type = BT_PROPERTY_SERVICE_RECORD;
1049             prop.val = (void*)&rec;
1050             prop.len = sizeof(rec);
1051 
1052             /* disc_res.result is overloaded with SCN. Cannot check result */
1053             p_data->disc_res.services &= ~BTA_USER_SERVICE_MASK;
1054             /* TODO: Get the UUID as well */
1055             rec.channel = p_data->disc_res.result - 3;
1056             /* TODO: Need to get the service name using p_raw_data */
1057             rec.name[0] = 0;
1058 
1059             HAL_CBACK(bt_hal_cbacks, remote_device_properties_cb,
1060                              BT_STATUS_SUCCESS, &bd_addr, 1, &prop);
1061         }
1062         break;
1063 
1064         default:
1065         {
1066            ASSERTC(0, "unhandled remote service record event", event);
1067         }
1068         break;
1069     }
1070 }
1071 
1072 /*******************************************************************************
1073 **
1074 ** Function         btif_dm_upstreams_cback
1075 **
1076 ** Description      Executes UPSTREAMS events in btif context
1077 **
1078 ** Returns          void
1079 **
1080 *******************************************************************************/
btif_dm_upstreams_evt(UINT16 event,char * p_param)1081 static void btif_dm_upstreams_evt(UINT16 event, char* p_param)
1082 {
1083     tBTA_DM_SEC_EVT dm_event = (tBTA_DM_SEC_EVT)event;
1084     tBTA_DM_SEC *p_data = (tBTA_DM_SEC*)p_param;
1085     tBTA_SERVICE_MASK service_mask;
1086     uint32_t i;
1087     bt_bdaddr_t bd_addr;
1088 
1089     BTIF_TRACE_EVENT1("btif_dm_upstreams_cback  ev: %s", dump_dm_event(event));
1090 
1091     switch (event)
1092     {
1093         case BTA_DM_ENABLE_EVT:
1094         {
1095              BD_NAME bdname;
1096              bt_status_t status;
1097              bt_property_t prop;
1098              prop.type = BT_PROPERTY_BDNAME;
1099              prop.len = BD_NAME_LEN;
1100              prop.val = (void*)bdname;
1101 
1102              status = btif_storage_get_adapter_property(&prop);
1103              /* Storage does not have a name yet.
1104              ** Use the default name and write it to the chip
1105              */
1106              if (status != BT_STATUS_SUCCESS)
1107              {
1108                  BTA_DmSetDeviceName((char *)BTM_DEF_LOCAL_NAME);
1109                  /* Hmmm...Should we store this too??? */
1110              }
1111              else
1112              {
1113                  /* A name exists in the storage. Make this the device name */
1114                  BTA_DmSetDeviceName((char*)prop.val);
1115              }
1116 
1117              /* for each of the enabled services in the mask, trigger the profile
1118               * enable */
1119              service_mask = btif_get_enabled_services_mask();
1120              for (i=0; i <= BTA_MAX_SERVICE_ID; i++)
1121              {
1122                  if (service_mask &
1123                      (tBTA_SERVICE_MASK)(BTA_SERVICE_ID_TO_SERVICE_MASK(i)))
1124                  {
1125                      btif_in_execute_service_request(i, TRUE);
1126                  }
1127              }
1128              /* clear control blocks */
1129              memset(&pairing_cb, 0, sizeof(btif_dm_pairing_cb_t));
1130 
1131              /* This function will also trigger the adapter_properties_cb
1132              ** and bonded_devices_info_cb
1133              */
1134              btif_storage_load_bonded_devices();
1135 
1136              btif_storage_load_autopair_device_list();
1137 
1138              btif_enable_bluetooth_evt(p_data->enable.status, p_data->enable.bd_addr);
1139         }
1140         break;
1141 
1142         case BTA_DM_DISABLE_EVT:
1143             /* for each of the enabled services in the mask, trigger the profile
1144              * disable */
1145             service_mask = btif_get_enabled_services_mask();
1146             for (i=0; i <= BTA_MAX_SERVICE_ID; i++)
1147             {
1148                 if (service_mask &
1149                     (tBTA_SERVICE_MASK)(BTA_SERVICE_ID_TO_SERVICE_MASK(i)))
1150                 {
1151                     btif_in_execute_service_request(i, FALSE);
1152                 }
1153             }
1154             btif_disable_bluetooth_evt();
1155             break;
1156 
1157         case BTA_DM_PIN_REQ_EVT:
1158             btif_dm_pin_req_evt(&p_data->pin_req);
1159             break;
1160 
1161         case BTA_DM_AUTH_CMPL_EVT:
1162             btif_dm_auth_cmpl_evt(&p_data->auth_cmpl);
1163             break;
1164 
1165         case BTA_DM_BOND_CANCEL_CMPL_EVT:
1166             if (pairing_cb.state == BT_BOND_STATE_BONDING)
1167             {
1168                 bdcpy(bd_addr.address, pairing_cb.bd_addr);
1169                 bond_state_changed(p_data->bond_cancel_cmpl.result, &bd_addr, BT_BOND_STATE_NONE);
1170             }
1171             break;
1172 
1173         case BTA_DM_SP_CFM_REQ_EVT:
1174             btif_dm_ssp_cfm_req_evt(&p_data->cfm_req);
1175             break;
1176         case BTA_DM_SP_KEY_NOTIF_EVT:
1177             btif_dm_ssp_key_notif_evt(&p_data->key_notif);
1178             break;
1179 
1180         case BTA_DM_DEV_UNPAIRED_EVT:
1181             bdcpy(bd_addr.address, p_data->link_down.bd_addr);
1182 
1183             /*special handling for HID devices */
1184             #if (defined(BTA_HH_INCLUDED) && (BTA_HH_INCLUDED == TRUE))
1185             if (check_cod(&bd_addr, COD_HID_KEYBOARD )|| check_cod(&bd_addr, COD_HID_COMBO) || check_cod(&bd_addr, COD_HID_POINTING)) {
1186                 btif_hh_remove_device(bd_addr);
1187             }
1188             #endif
1189             btif_storage_remove_bonded_device(&bd_addr);
1190             bond_state_changed(BT_STATUS_SUCCESS, &bd_addr, BT_BOND_STATE_NONE);
1191             break;
1192 
1193         case BTA_DM_BUSY_LEVEL_EVT:
1194         {
1195             UINT8 busy_level;
1196             busy_level = p_data->busy_level.level;
1197             if (busy_level & BTM_BL_INQUIRY_PAGING_MASK)
1198             {
1199                 if (busy_level == BTM_BL_INQUIRY_STARTED)
1200                 {
1201                        HAL_CBACK(bt_hal_cbacks, discovery_state_changed_cb,
1202                                                 BT_DISCOVERY_STARTED);
1203                        btif_dm_inquiry_in_progress = TRUE;
1204                 }
1205                 else if (busy_level == BTM_BL_INQUIRY_CANCELLED)
1206                 {
1207                        HAL_CBACK(bt_hal_cbacks, discovery_state_changed_cb,
1208                                                 BT_DISCOVERY_STOPPED);
1209                        btif_dm_inquiry_in_progress = FALSE;
1210                 }
1211                 else if (busy_level == BTM_BL_INQUIRY_COMPLETE)
1212                 {
1213                        btif_dm_inquiry_in_progress = FALSE;
1214                 }
1215             }
1216         }break;
1217 
1218         case BTA_DM_LINK_UP_EVT:
1219             bdcpy(bd_addr.address, p_data->link_up.bd_addr);
1220             BTIF_TRACE_DEBUG0("BTA_DM_LINK_UP_EVT. Sending BT_ACL_STATE_CONNECTED");
1221             HAL_CBACK(bt_hal_cbacks, acl_state_changed_cb, BT_STATUS_SUCCESS,
1222                       &bd_addr, BT_ACL_STATE_CONNECTED);
1223             break;
1224 
1225         case BTA_DM_LINK_DOWN_EVT:
1226             bdcpy(bd_addr.address, p_data->link_down.bd_addr);
1227             BTIF_TRACE_DEBUG0("BTA_DM_LINK_DOWN_EVT. Sending BT_ACL_STATE_DISCONNECTED");
1228             HAL_CBACK(bt_hal_cbacks, acl_state_changed_cb, BT_STATUS_SUCCESS,
1229                       &bd_addr, BT_ACL_STATE_DISCONNECTED);
1230             break;
1231 
1232         case BTA_DM_HW_ERROR_EVT:
1233             BTIF_TRACE_ERROR0("Received H/W Error. ");
1234             /* Flush storage data */
1235             btif_config_flush();
1236             usleep(100000); /* 100milliseconds */
1237             /* Killing the process to force a restart as part of fault tolerance */
1238             kill(getpid(), SIGKILL);
1239             break;
1240 
1241         case BTA_DM_AUTHORIZE_EVT:
1242         case BTA_DM_SIG_STRENGTH_EVT:
1243         case BTA_DM_SP_RMT_OOB_EVT:
1244         case BTA_DM_SP_KEYPRESS_EVT:
1245         case BTA_DM_ROLE_CHG_EVT:
1246         case BTA_DM_BLE_KEY_EVT:
1247         case BTA_DM_BLE_SEC_REQ_EVT:
1248         case BTA_DM_BLE_PASSKEY_NOTIF_EVT:
1249         case BTA_DM_BLE_PASSKEY_REQ_EVT:
1250         case BTA_DM_BLE_OOB_REQ_EVT:
1251         case BTA_DM_BLE_LOCAL_IR_EVT:
1252         case BTA_DM_BLE_LOCAL_ER_EVT:
1253         case BTA_DM_BLE_AUTH_CMPL_EVT:
1254         default:
1255             BTIF_TRACE_WARNING1( "btif_dm_cback : unhandled event (%d)", event );
1256             break;
1257     }
1258 } /* btui_security_cback() */
1259 
1260 
1261 /*******************************************************************************
1262 **
1263 ** Function         btif_dm_generic_evt
1264 **
1265 ** Description      Executes non-BTA upstream events in BTIF context
1266 **
1267 ** Returns          void
1268 **
1269 *******************************************************************************/
btif_dm_generic_evt(UINT16 event,char * p_param)1270 static void btif_dm_generic_evt(UINT16 event, char* p_param)
1271 {
1272     BTIF_TRACE_EVENT2("%s: event=%d", __FUNCTION__, event);
1273     switch(event)
1274     {
1275         case BTIF_DM_CB_DISCOVERY_STARTED:
1276         {
1277             HAL_CBACK(bt_hal_cbacks, discovery_state_changed_cb, BT_DISCOVERY_STARTED);
1278         }
1279         break;
1280 
1281         case BTIF_DM_CB_CREATE_BOND:
1282         {
1283             btif_dm_cb_create_bond((bt_bdaddr_t *)p_param);
1284         }
1285         break;
1286 
1287         case BTIF_DM_CB_REMOVE_BOND:
1288         {
1289             btif_dm_cb_remove_bond((bt_bdaddr_t *)p_param);
1290         }
1291         break;
1292 
1293         case BTIF_DM_CB_HID_REMOTE_NAME:
1294         {
1295             btif_dm_cb_hid_remote_name((tBTM_REMOTE_DEV_NAME *)p_param);
1296         }
1297         break;
1298 
1299         case BTIF_DM_CB_BOND_STATE_BONDING:
1300             {
1301                 bond_state_changed(BT_STATUS_SUCCESS, (bt_bdaddr_t *)p_param, BT_BOND_STATE_BONDING);
1302             }
1303             break;
1304         default:
1305         {
1306             BTIF_TRACE_WARNING2("%s : Unknown event 0x%x", __FUNCTION__, event);
1307         }
1308         break;
1309     }
1310 }
1311 
1312 /*******************************************************************************
1313 **
1314 ** Function         bte_dm_evt
1315 **
1316 ** Description      Switches context from BTE to BTIF for all DM events
1317 **
1318 ** Returns          void
1319 **
1320 *******************************************************************************/
1321 
bte_dm_evt(tBTA_DM_SEC_EVT event,tBTA_DM_SEC * p_data)1322 void bte_dm_evt(tBTA_DM_SEC_EVT event, tBTA_DM_SEC *p_data)
1323 {
1324     bt_status_t status;
1325 
1326     /* switch context to btif task context (copy full union size for convenience) */
1327     status = btif_transfer_context(btif_dm_upstreams_evt, (uint16_t)event, (void*)p_data, sizeof(tBTA_DM_SEC), NULL);
1328 
1329     /* catch any failed context transfers */
1330     ASSERTC(status == BT_STATUS_SUCCESS, "context transfer failed", status);
1331 }
1332 
1333 /*******************************************************************************
1334 **
1335 ** Function         bte_search_devices_evt
1336 **
1337 ** Description      Switches context from BTE to BTIF for DM search events
1338 **
1339 ** Returns          void
1340 **
1341 *******************************************************************************/
bte_search_devices_evt(tBTA_DM_SEARCH_EVT event,tBTA_DM_SEARCH * p_data)1342 static void bte_search_devices_evt(tBTA_DM_SEARCH_EVT event, tBTA_DM_SEARCH *p_data)
1343 {
1344     UINT16 param_len = 0;
1345 
1346     if (p_data)
1347         param_len += sizeof(tBTA_DM_SEARCH);
1348     /* Allocate buffer to hold the pointers (deep copy). The pointers will point to the end of the tBTA_DM_SEARCH */
1349     switch (event)
1350     {
1351         case BTA_DM_INQ_RES_EVT:
1352         {
1353             if (p_data->inq_res.p_eir)
1354                 param_len += HCI_EXT_INQ_RESPONSE_LEN;
1355         }
1356         break;
1357 
1358         case BTA_DM_DISC_RES_EVT:
1359         {
1360             if (p_data->disc_res.raw_data_size && p_data->disc_res.p_raw_data)
1361                 param_len += p_data->disc_res.raw_data_size;
1362         }
1363         break;
1364     }
1365     BTIF_TRACE_DEBUG3("%s event=%s param_len=%d", __FUNCTION__, dump_dm_search_event(event), param_len);
1366 
1367     /* if remote name is available in EIR, set teh flag so that stack doesnt trigger RNR */
1368     if (event == BTA_DM_INQ_RES_EVT)
1369         p_data->inq_res.remt_name_not_required = check_eir_remote_name(p_data, NULL, NULL);
1370 
1371     btif_transfer_context (btif_dm_search_devices_evt , (UINT16) event, (void *)p_data, param_len,
1372         (param_len > sizeof(tBTA_DM_SEARCH)) ? search_devices_copy_cb : NULL);
1373 }
1374 
1375 /*******************************************************************************
1376 **
1377 ** Function         bte_dm_search_services_evt
1378 **
1379 ** Description      Switches context from BTE to BTIF for DM search services
1380 **                  event
1381 **
1382 ** Returns          void
1383 **
1384 *******************************************************************************/
bte_dm_search_services_evt(tBTA_DM_SEARCH_EVT event,tBTA_DM_SEARCH * p_data)1385 static void bte_dm_search_services_evt(tBTA_DM_SEARCH_EVT event, tBTA_DM_SEARCH *p_data)
1386 {
1387     UINT16 param_len = 0;
1388    if (p_data)
1389        param_len += sizeof(tBTA_DM_SEARCH);
1390    switch (event)
1391    {
1392          case BTA_DM_DISC_RES_EVT:
1393          {
1394              if ((p_data->disc_res.result == BTA_SUCCESS) && (p_data->disc_res.num_uuids > 0)) {
1395                   param_len += (p_data->disc_res.num_uuids * MAX_UUID_SIZE);
1396              }
1397          } break;
1398    }
1399    /* TODO: The only other member that needs a deep copy is the p_raw_data. But not sure
1400     * if raw_data is needed. */
1401    btif_transfer_context(btif_dm_search_services_evt, event, (char*)p_data, param_len,
1402          (param_len > sizeof(tBTA_DM_SEARCH)) ? search_services_copy_cb : NULL);
1403 }
1404 
1405 /*******************************************************************************
1406 **
1407 ** Function         bte_dm_remote_service_record_evt
1408 **
1409 ** Description      Switches context from BTE to BTIF for DM search service
1410 **                  record event
1411 **
1412 ** Returns          void
1413 **
1414 *******************************************************************************/
bte_dm_remote_service_record_evt(tBTA_DM_SEARCH_EVT event,tBTA_DM_SEARCH * p_data)1415 static void bte_dm_remote_service_record_evt(tBTA_DM_SEARCH_EVT event, tBTA_DM_SEARCH *p_data)
1416 {
1417    /* TODO: The only member that needs a deep copy is the p_raw_data. But not sure yet if this is needed. */
1418    btif_transfer_context(btif_dm_remote_service_record_evt, event, (char*)p_data, sizeof(tBTA_DM_SEARCH), NULL);
1419 }
1420 
1421 /*****************************************************************************
1422 **
1423 **   btif api functions (no context switch)
1424 **
1425 *****************************************************************************/
1426 
1427 /*******************************************************************************
1428 **
1429 ** Function         btif_dm_start_discovery
1430 **
1431 ** Description      Start device discovery/inquiry
1432 **
1433 ** Returns          bt_status_t
1434 **
1435 *******************************************************************************/
btif_dm_start_discovery(void)1436 bt_status_t btif_dm_start_discovery(void)
1437 {
1438     tBTA_DM_INQ inq_params;
1439     tBTA_SERVICE_MASK services = 0;
1440 
1441     BTIF_TRACE_EVENT1("%s", __FUNCTION__);
1442     /* TODO: Do we need to handle multiple inquiries at the same time? */
1443 
1444     /* Set inquiry params and call API */
1445 #if (BLE_INCLUDED == TRUE)
1446     inq_params.mode = BTA_DM_GENERAL_INQUIRY|BTA_BLE_GENERAL_INQUIRY;
1447 #else
1448     inq_params.mode = BTA_DM_GENERAL_INQUIRY;
1449 #endif
1450     inq_params.duration = BTIF_DM_DEFAULT_INQ_MAX_DURATION;
1451 
1452     inq_params.max_resps = BTIF_DM_DEFAULT_INQ_MAX_RESULTS;
1453     inq_params.report_dup = TRUE;
1454 
1455     inq_params.filter_type = BTA_DM_INQ_CLR;
1456     /* TODO: Filter device by BDA needs to be implemented here */
1457 
1458     /* Will be enabled to TRUE once inquiry busy level has been received */
1459     btif_dm_inquiry_in_progress = FALSE;
1460     /* find nearby devices */
1461     BTA_DmSearch(&inq_params, services, bte_search_devices_evt);
1462 
1463     return BT_STATUS_SUCCESS;
1464 }
1465 
1466 /*******************************************************************************
1467 **
1468 ** Function         btif_dm_cancel_discovery
1469 **
1470 ** Description      Cancels search
1471 **
1472 ** Returns          bt_status_t
1473 **
1474 *******************************************************************************/
btif_dm_cancel_discovery(void)1475 bt_status_t btif_dm_cancel_discovery(void)
1476 {
1477     BTIF_TRACE_EVENT1("%s", __FUNCTION__);
1478     BTA_DmSearchCancel();
1479     return BT_STATUS_SUCCESS;
1480 }
1481 
1482 /*******************************************************************************
1483 **
1484 ** Function         btif_dm_create_bond
1485 **
1486 ** Description      Initiate bonding with the specified device
1487 **
1488 ** Returns          bt_status_t
1489 **
1490 *******************************************************************************/
btif_dm_create_bond(const bt_bdaddr_t * bd_addr)1491 bt_status_t btif_dm_create_bond(const bt_bdaddr_t *bd_addr)
1492 {
1493     bdstr_t bdstr;
1494 
1495     BTIF_TRACE_EVENT2("%s: bd_addr=%s", __FUNCTION__, bd2str((bt_bdaddr_t *) bd_addr, &bdstr));
1496     if (pairing_cb.state != BT_BOND_STATE_NONE)
1497         return BT_STATUS_BUSY;
1498 
1499     btif_transfer_context(btif_dm_generic_evt, BTIF_DM_CB_CREATE_BOND,
1500                           (char *)bd_addr, sizeof(bt_bdaddr_t), NULL);
1501 
1502     return BT_STATUS_SUCCESS;
1503 }
1504 
1505 /*******************************************************************************
1506 **
1507 ** Function         btif_dm_cancel_bond
1508 **
1509 ** Description      Initiate bonding with the specified device
1510 **
1511 ** Returns          bt_status_t
1512 **
1513 *******************************************************************************/
1514 
btif_dm_cancel_bond(const bt_bdaddr_t * bd_addr)1515 bt_status_t btif_dm_cancel_bond(const bt_bdaddr_t *bd_addr)
1516 {
1517     bdstr_t bdstr;
1518 
1519     BTIF_TRACE_EVENT2("%s: bd_addr=%s", __FUNCTION__, bd2str((bt_bdaddr_t *)bd_addr, &bdstr));
1520 
1521     /* TODO:
1522     **  1. Restore scan modes
1523     **  2. special handling for HID devices
1524     */
1525     if (pairing_cb.state == BT_BOND_STATE_BONDING)
1526     {
1527         if (pairing_cb.is_ssp)
1528         {
1529             BTA_DmConfirm( (UINT8 *)bd_addr->address, FALSE);
1530         }
1531         else
1532         {
1533             BTA_DmPinReply( (UINT8 *)bd_addr->address, FALSE, 0, NULL);
1534         }
1535         /* Cancel bonding, in case it is in ACL connection setup state */
1536         BTA_DmBondCancel ((UINT8 *)bd_addr->address);
1537         btif_storage_remove_bonded_device((bt_bdaddr_t *)bd_addr);
1538     }
1539 
1540     return BT_STATUS_SUCCESS;
1541 }
1542 
1543 /*******************************************************************************
1544 **
1545 ** Function         btif_dm_remove_bond
1546 **
1547 ** Description      Removes bonding with the specified device
1548 **
1549 ** Returns          bt_status_t
1550 **
1551 *******************************************************************************/
1552 
btif_dm_remove_bond(const bt_bdaddr_t * bd_addr)1553 bt_status_t btif_dm_remove_bond(const bt_bdaddr_t *bd_addr)
1554 {
1555     bdstr_t bdstr;
1556 
1557     BTIF_TRACE_EVENT2("%s: bd_addr=%s", __FUNCTION__, bd2str((bt_bdaddr_t *)bd_addr, &bdstr));
1558     btif_transfer_context(btif_dm_generic_evt, BTIF_DM_CB_REMOVE_BOND,
1559                           (char *)bd_addr, sizeof(bt_bdaddr_t), NULL);
1560 
1561     return BT_STATUS_SUCCESS;
1562 }
1563 
1564 /*******************************************************************************
1565 **
1566 ** Function         btif_dm_pin_reply
1567 **
1568 ** Description      BT legacy pairing - PIN code reply
1569 **
1570 ** Returns          bt_status_t
1571 **
1572 *******************************************************************************/
1573 
btif_dm_pin_reply(const bt_bdaddr_t * bd_addr,uint8_t accept,uint8_t pin_len,bt_pin_code_t * pin_code)1574 bt_status_t btif_dm_pin_reply( const bt_bdaddr_t *bd_addr, uint8_t accept,
1575                                uint8_t pin_len, bt_pin_code_t *pin_code)
1576 {
1577     BTIF_TRACE_EVENT2("%s: accept=%d", __FUNCTION__, accept);
1578 
1579     BTA_DmPinReply( (UINT8 *)bd_addr->address, accept, pin_len, pin_code->pin);
1580 
1581     if (accept)
1582         pairing_cb.pin_code_len = pin_len;
1583 
1584     return BT_STATUS_SUCCESS;
1585 }
1586 
1587 /*******************************************************************************
1588 **
1589 ** Function         btif_dm_ssp_reply
1590 **
1591 ** Description      BT SSP Reply - Just Works, Numeric Comparison & Passkey Entry
1592 **
1593 ** Returns          bt_status_t
1594 **
1595 *******************************************************************************/
1596 
btif_dm_ssp_reply(const bt_bdaddr_t * bd_addr,bt_ssp_variant_t variant,uint8_t accept,uint32_t passkey)1597 bt_status_t btif_dm_ssp_reply(const bt_bdaddr_t *bd_addr,
1598                                  bt_ssp_variant_t variant, uint8_t accept,
1599                                  uint32_t passkey)
1600 {
1601     if (variant == BT_SSP_VARIANT_PASSKEY_ENTRY)
1602     {
1603         /* This is not implemented in the stack.
1604          * For devices with display, this is not needed
1605         */
1606         BTIF_TRACE_WARNING1("%s: Not implemented", __FUNCTION__);
1607         return BT_STATUS_FAIL;
1608     }
1609     /* BT_SSP_VARIANT_CONSENT & BT_SSP_VARIANT_PASSKEY_CONFIRMATION supported */
1610     BTIF_TRACE_EVENT2("%s: accept=%d", __FUNCTION__, accept);
1611     BTA_DmConfirm( (UINT8 *)bd_addr->address, accept);
1612 
1613     return BT_STATUS_SUCCESS;
1614 }
1615 
1616 /*******************************************************************************
1617 **
1618 ** Function         btif_dm_get_adapter_property
1619 **
1620 ** Description     Queries the BTA for the adapter property
1621 **
1622 ** Returns          bt_status_t
1623 **
1624 *******************************************************************************/
btif_dm_get_adapter_property(bt_property_t * prop)1625 bt_status_t btif_dm_get_adapter_property(bt_property_t *prop)
1626 {
1627     bt_status_t status;
1628 
1629     BTIF_TRACE_EVENT2("%s: type=0x%x", __FUNCTION__, prop->type);
1630     switch (prop->type)
1631     {
1632         case BT_PROPERTY_BDNAME:
1633         {
1634             bt_bdname_t *bd_name = (bt_bdname_t*)prop->val;
1635             strcpy((char *)bd_name->name, (char *)BTM_DEF_LOCAL_NAME);
1636             prop->len = strlen((char *)bd_name->name);
1637         }
1638         break;
1639 
1640         case BT_PROPERTY_ADAPTER_SCAN_MODE:
1641         {
1642             /* if the storage does not have it. Most likely app never set it. Default is NONE */
1643             bt_scan_mode_t *mode = (bt_scan_mode_t*)prop->val;
1644             *mode = BT_SCAN_MODE_NONE;
1645             prop->len = sizeof(bt_scan_mode_t);
1646         }
1647         break;
1648 
1649         case BT_PROPERTY_ADAPTER_DISCOVERY_TIMEOUT:
1650         {
1651             uint32_t *tmt = (uint32_t*)prop->val;
1652             *tmt = 120; /* default to 120s, if not found in NV */
1653             prop->len = sizeof(uint32_t);
1654         }
1655         break;
1656 
1657         default:
1658             prop->len = 0;
1659             return BT_STATUS_FAIL;
1660     }
1661     return BT_STATUS_SUCCESS;
1662 }
1663 
1664 /*******************************************************************************
1665 **
1666 ** Function         btif_dm_get_remote_services
1667 **
1668 ** Description      Start SDP to get remote services
1669 **
1670 ** Returns          bt_status_t
1671 **
1672 *******************************************************************************/
btif_dm_get_remote_services(bt_bdaddr_t * remote_addr)1673 bt_status_t btif_dm_get_remote_services(bt_bdaddr_t *remote_addr)
1674 {
1675     bdstr_t bdstr;
1676 
1677     BTIF_TRACE_EVENT2("%s: remote_addr=%s", __FUNCTION__, bd2str(remote_addr, &bdstr));
1678 
1679     BTA_DmDiscover(remote_addr->address, BTA_ALL_SERVICE_MASK,
1680                    bte_dm_search_services_evt, TRUE);
1681 
1682     return BT_STATUS_SUCCESS;
1683 }
1684 
1685 /*******************************************************************************
1686 **
1687 ** Function         btif_dm_get_remote_service_record
1688 **
1689 ** Description      Start SDP to get remote service record
1690 **
1691 **
1692 ** Returns          bt_status_t
1693 *******************************************************************************/
btif_dm_get_remote_service_record(bt_bdaddr_t * remote_addr,bt_uuid_t * uuid)1694 bt_status_t btif_dm_get_remote_service_record(bt_bdaddr_t *remote_addr,
1695                                                     bt_uuid_t *uuid)
1696 {
1697     tSDP_UUID sdp_uuid;
1698     bdstr_t bdstr;
1699 
1700     BTIF_TRACE_EVENT2("%s: remote_addr=%s", __FUNCTION__, bd2str(remote_addr, &bdstr));
1701 
1702     sdp_uuid.len = MAX_UUID_SIZE;
1703     memcpy(sdp_uuid.uu.uuid128, uuid->uu, MAX_UUID_SIZE);
1704 
1705     BTA_DmDiscoverUUID(remote_addr->address, &sdp_uuid,
1706                        bte_dm_remote_service_record_evt, TRUE);
1707 
1708     return BT_STATUS_SUCCESS;
1709 }
1710 
btif_dm_execute_service_request(UINT16 event,char * p_param)1711 void btif_dm_execute_service_request(UINT16 event, char *p_param)
1712 {
1713     BOOLEAN b_enable = FALSE;
1714     bt_status_t status;
1715     if (event == BTIF_DM_ENABLE_SERVICE)
1716     {
1717         b_enable = TRUE;
1718     }
1719     status = btif_in_execute_service_request(*((tBTA_SERVICE_ID*)p_param), b_enable);
1720     if (status == BT_STATUS_SUCCESS)
1721     {
1722         bt_property_t property;
1723         bt_uuid_t local_uuids[BT_MAX_NUM_UUIDS];
1724 
1725         /* Now send the UUID_PROPERTY_CHANGED event to the upper layer */
1726         BTIF_STORAGE_FILL_PROPERTY(&property, BT_PROPERTY_UUIDS,
1727                                     sizeof(local_uuids), local_uuids);
1728         btif_storage_get_adapter_property(&property);
1729         HAL_CBACK(bt_hal_cbacks, adapter_properties_cb,
1730                           BT_STATUS_SUCCESS, 1, &property);
1731     }
1732     return;
1733 }
1734 
1735 #if (BTM_OOB_INCLUDED == TRUE)
btif_dm_set_oob_for_io_req(tBTA_OOB_DATA * p_oob_data)1736 void btif_dm_set_oob_for_io_req(tBTA_OOB_DATA  *p_oob_data)
1737 {
1738     if (oob_cb.sp_c[0] == 0 && oob_cb.sp_c[1] == 0 &&
1739         oob_cb.sp_c[2] == 0 && oob_cb.sp_c[3] == 0 )
1740     {
1741         *p_oob_data = FALSE;
1742     }
1743     else
1744     {
1745         *p_oob_data = TRUE;
1746     }
1747     BTIF_TRACE_DEBUG1("btif_dm_set_oob_for_io_req *p_oob_data=%d", *p_oob_data);
1748 }
1749 #endif /* BTM_OOB_INCLUDED */
1750 
1751 #ifdef BTIF_DM_OOB_TEST
btif_dm_load_local_oob(void)1752 void btif_dm_load_local_oob(void)
1753 {
1754     char prop_oob[32];
1755     property_get("service.brcm.bt.oob", prop_oob, "3");
1756     BTIF_TRACE_DEBUG1("btif_dm_load_local_oob prop_oob = %s",prop_oob);
1757     if (prop_oob[0] != '3')
1758     {
1759 #if (BTM_OOB_INCLUDED == TRUE)
1760         if (oob_cb.sp_c[0] == 0 && oob_cb.sp_c[1] == 0 &&
1761             oob_cb.sp_c[2] == 0 && oob_cb.sp_c[3] == 0 )
1762         {
1763             BTIF_TRACE_DEBUG0("btif_dm_load_local_oob: read OOB, call BTA_DmLocalOob()");
1764             BTA_DmLocalOob();
1765         }
1766 #else
1767         BTIF_TRACE_ERROR0("BTM_OOB_INCLUDED is FALSE!!(btif_dm_load_local_oob)");
1768 #endif
1769     }
1770 }
1771 
btif_dm_proc_loc_oob(BOOLEAN valid,BT_OCTET16 c,BT_OCTET16 r)1772 void btif_dm_proc_loc_oob(BOOLEAN valid, BT_OCTET16 c, BT_OCTET16 r)
1773 {
1774     FILE *fp;
1775     char *path_a = "/data/misc/bluedroid/LOCAL/a.key";
1776     char *path_b = "/data/misc/bluedroid/LOCAL/b.key";
1777     char *path = NULL;
1778     char prop_oob[32];
1779     BTIF_TRACE_DEBUG1("btif_dm_proc_loc_oob: valid=%d", valid);
1780     if (oob_cb.sp_c[0] == 0 && oob_cb.sp_c[1] == 0 &&
1781         oob_cb.sp_c[2] == 0 && oob_cb.sp_c[3] == 0 &&
1782         valid)
1783     {
1784         BTIF_TRACE_DEBUG0("save local OOB data in memory");
1785         memcpy(oob_cb.sp_c, c, BT_OCTET16_LEN);
1786         memcpy(oob_cb.sp_r, r, BT_OCTET16_LEN);
1787         property_get("service.brcm.bt.oob", prop_oob, "3");
1788         BTIF_TRACE_DEBUG1("btif_dm_proc_loc_oob prop_oob = %s",prop_oob);
1789         if (prop_oob[0] == '1')
1790             path = path_a;
1791         else if (prop_oob[0] == '2')
1792             path = path_b;
1793         if (path)
1794         {
1795             fp = fopen(path, "wb+");
1796             if (fp == NULL)
1797             {
1798                 BTIF_TRACE_DEBUG1("btif_dm_proc_loc_oob: failed to save local OOB data to %s", path);
1799             }
1800             else
1801             {
1802                 BTIF_TRACE_DEBUG1("btif_dm_proc_loc_oob: save local OOB data into file %s",path);
1803                 fwrite (c , 1 , BT_OCTET16_LEN , fp );
1804                 fwrite (r , 1 , BT_OCTET16_LEN , fp );
1805                 fclose(fp);
1806             }
1807         }
1808     }
1809 }
btif_dm_proc_rmt_oob(BD_ADDR bd_addr,BT_OCTET16 p_c,BT_OCTET16 p_r)1810 BOOLEAN btif_dm_proc_rmt_oob(BD_ADDR bd_addr,  BT_OCTET16 p_c, BT_OCTET16 p_r)
1811 {
1812     char t[128];
1813     FILE *fp;
1814     char *path_a = "/data/misc/bluedroid/LOCAL/a.key";
1815     char *path_b = "/data/misc/bluedroid/LOCAL/b.key";
1816     char *path = NULL;
1817     char prop_oob[32];
1818     BOOLEAN result = FALSE;
1819     bt_bdaddr_t bt_bd_addr;
1820     bdcpy(oob_cb.oob_bdaddr, bd_addr);
1821     property_get("service.brcm.bt.oob", prop_oob, "3");
1822     BTIF_TRACE_DEBUG1("btif_dm_proc_rmt_oob prop_oob = %s",prop_oob);
1823     if (prop_oob[0] == '1')
1824         path = path_b;
1825     else if (prop_oob[0] == '2')
1826         path = path_a;
1827     if (path)
1828     {
1829         fp = fopen(path, "rb");
1830         if (fp == NULL)
1831         {
1832             BTIF_TRACE_DEBUG1("btapp_dm_rmt_oob_reply: failed to read OOB keys from %s",path);
1833             return FALSE;
1834         }
1835         else
1836         {
1837             BTIF_TRACE_DEBUG1("btif_dm_proc_rmt_oob: read OOB data from %s",path);
1838             fread (p_c , 1 , BT_OCTET16_LEN , fp );
1839             fread (p_r , 1 , BT_OCTET16_LEN , fp );
1840             fclose(fp);
1841         }
1842         BTIF_TRACE_DEBUG0("----btif_dm_proc_rmt_oob: TRUE");
1843         sprintf(t, "%02x:%02x:%02x:%02x:%02x:%02x",
1844                 oob_cb.oob_bdaddr[0], oob_cb.oob_bdaddr[1], oob_cb.oob_bdaddr[2],
1845                 oob_cb.oob_bdaddr[3], oob_cb.oob_bdaddr[4], oob_cb.oob_bdaddr[5]);
1846         BTIF_TRACE_DEBUG1("----btif_dm_proc_rmt_oob: peer_bdaddr = %s", t);
1847         sprintf(t, "%02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x",
1848                 p_c[0], p_c[1], p_c[2],  p_c[3],  p_c[4],  p_c[5],  p_c[6],  p_c[7],
1849                 p_c[8], p_c[9], p_c[10], p_c[11], p_c[12], p_c[13], p_c[14], p_c[15]);
1850         BTIF_TRACE_DEBUG1("----btif_dm_proc_rmt_oob: c = %s",t);
1851         sprintf(t, "%02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x",
1852                 p_r[0], p_r[1], p_r[2],  p_r[3],  p_r[4],  p_r[5],  p_r[6],  p_r[7],
1853                 p_r[8], p_r[9], p_r[10], p_r[11], p_r[12], p_r[13], p_r[14], p_r[15]);
1854         BTIF_TRACE_DEBUG1("----btif_dm_proc_rmt_oob: r = %s",t);
1855         bdcpy(bt_bd_addr.address, bd_addr);
1856         btif_transfer_context(btif_dm_generic_evt, BTIF_DM_CB_BOND_STATE_BONDING,
1857                               (char *)&bt_bd_addr, sizeof(bt_bdaddr_t), NULL);
1858         result = TRUE;
1859     }
1860     BTIF_TRACE_DEBUG1("btif_dm_proc_rmt_oob result=%d",result);
1861     return result;
1862 }
1863 #endif /*  BTIF_DM_OOB_TEST */
1864 
btif_dm_on_disable()1865 void btif_dm_on_disable()
1866 {
1867     /* cancel any pending pairing requests */
1868     if (pairing_cb.state == BT_BOND_STATE_BONDING)
1869     {
1870         bt_bdaddr_t bd_addr;
1871 
1872         BTIF_TRACE_DEBUG1("%s: Cancel pending pairing request", __FUNCTION__);
1873         bdcpy(bd_addr.address, pairing_cb.bd_addr);
1874         btif_dm_cancel_bond(&bd_addr);
1875     }
1876 }
1877