1 /******************************************************************************
2  *
3  *  Copyright (C) 1999-2012 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  *  this file contains the main Bluetooth Manager (BTM) internal
22  *  definitions.
23  *
24  ******************************************************************************/
25 
26 #ifndef BTM_BLE_INT_H
27 #define BTM_BLE_INT_H
28 
29 #include "common/bt_target.h"
30 #include "osi/fixed_queue.h"
31 #include "stack/hcidefs.h"
32 #include "stack/btm_ble_api.h"
33 #include "btm_int.h"
34 
35 #if BLE_INCLUDED == TRUE && SMP_INCLUDED == TRUE
36 #include "stack/smp_api.h"
37 #endif
38 
39 
40 /* scanning enable status */
41 #define BTM_BLE_SCAN_ENABLE      0x01
42 #define BTM_BLE_SCAN_DISABLE     0x00
43 
44 /* advertising enable status */
45 #define BTM_BLE_ADV_ENABLE     0x01
46 #define BTM_BLE_ADV_DISABLE    0x00
47 
48 /* use the high 4 bits unused by inquiry mode */
49 #define BTM_BLE_SELECT_SCAN     0x20
50 #define BTM_BLE_NAME_REQUEST    0x40
51 #define BTM_BLE_OBSERVE         0x80
52 
53 #define BTM_BLE_MAX_WL_ENTRY        1
54 #define BTM_BLE_AD_DATA_LEN         31
55 
56 #define BTM_BLE_ENC_MASK    0x03
57 
58 #define BTM_BLE_DUPLICATE_DISABLE       0
59 #define BTM_BLE_DUPLICATE_ENABLE        1
60 #define BTM_BLE_DUPLICATE_MAX           BTM_BLE_DUPLICATE_ENABLE
61 
62 #define BTM_BLE_GAP_DISC_SCAN_INT      18         /* Interval(scan_int) = 11.25 ms= 0x0010 * 0.625 ms */
63 #define BTM_BLE_GAP_DISC_SCAN_WIN      18         /* scan_window = 11.25 ms= 0x0010 * 0.625 ms */
64 #define BTM_BLE_GAP_ADV_INT            512        /* Tgap(gen_disc) = 1.28 s= 512 * 0.625 ms */
65 #define BTM_BLE_GAP_LIM_TOUT           180        /* Tgap(lim_timeout) = 180s max */
66 #define BTM_BLE_LOW_LATENCY_SCAN_INT   8000       /* Interval(scan_int) = 5s= 8000 * 0.625 ms */
67 #define BTM_BLE_LOW_LATENCY_SCAN_WIN   8000       /* scan_window = 5s= 8000 * 0.625 ms */
68 
69 
70 #define BTM_BLE_GAP_ADV_FAST_INT_1         48         /* TGAP(adv_fast_interval1) = 30(used) ~ 60 ms  = 48 *0.625 */
71 #define BTM_BLE_GAP_ADV_FAST_INT_2         160         /* TGAP(adv_fast_interval2) = 100(used) ~ 150 ms = 160 * 0.625 ms */
72 #define BTM_BLE_GAP_ADV_SLOW_INT           2048         /* Tgap(adv_slow_interval) = 1.28 s= 512 * 0.625 ms */
73 #define BTM_BLE_GAP_ADV_DIR_MAX_INT        800         /* Tgap(dir_conn_adv_int_max) = 500 ms = 800 * 0.625 ms */
74 #define BTM_BLE_GAP_ADV_DIR_MIN_INT        400         /* Tgap(dir_conn_adv_int_min) = 250 ms = 400 * 0.625 ms */
75 
76 #define BTM_BLE_GAP_FAST_ADV_TOUT          30
77 
78 #define BTM_BLE_SEC_REQ_ACT_NONE           0
79 #define BTM_BLE_SEC_REQ_ACT_ENCRYPT        1 /* encrypt the link using current key or key refresh */
80 #define BTM_BLE_SEC_REQ_ACT_PAIR           2
81 #define BTM_BLE_SEC_REQ_ACT_DISCARD        3 /* discard the sec request while encryption is started but not completed */
82 typedef UINT8   tBTM_BLE_SEC_REQ_ACT;
83 
84 #define BLE_STATIC_PRIVATE_MSB_MASK          0x3f
85 #define BLE_RESOLVE_ADDR_MSB                 0x40   /*  most significant bit, bit7, bit6 is 01 to be resolvable random */
86 #define BLE_RESOLVE_ADDR_MASK                0xc0   /* bit 6, and bit7 */
87 #define BTM_BLE_IS_RESOLVE_BDA(x)           ((x[0] & BLE_RESOLVE_ADDR_MASK) == BLE_RESOLVE_ADDR_MSB)
88 
89 /* LE scan activity bit mask, continue with LE inquiry bits */
90 #define BTM_LE_SELECT_CONN_ACTIVE      0x0040     /* selection connection is in progress */
91 #define BTM_LE_OBSERVE_ACTIVE          0x0080     /* observe is in progress */
92 #define BTM_LE_DISCOVER_ACTIVE         0x0100     /* scan is in progress */
93 
94 /* BLE scan activity mask checking */
95 #define BTM_BLE_IS_SCAN_ACTIVE(x)   ((x) & BTM_BLE_SCAN_ACTIVE_MASK)
96 #define BTM_BLE_IS_INQ_ACTIVE(x)   ((x) & BTM_BLE_INQUIRY_MASK)
97 #define BTM_BLE_IS_OBS_ACTIVE(x)   ((x) & BTM_LE_OBSERVE_ACTIVE)
98 #define BTM_BLE_IS_DISCO_ACTIVE(x)   ((x) & BTM_LE_DISCOVER_ACTIVE)
99 #define BTM_BLE_IS_SEL_CONN_ACTIVE(x)   ((x) & BTM_LE_SELECT_CONN_ACTIVE)
100 
101 /* BLE ADDR type ID bit */
102 #define BLE_ADDR_TYPE_ID_BIT 0x02
103 
104 #define BTM_VSC_CHIP_CAPABILITY_L_VERSION 55
105 #define BTM_VSC_CHIP_CAPABILITY_M_VERSION 95
106 
107 typedef enum {
108     BTM_BLE_IDLE,
109     BTM_BLE_SCANNING,
110     BTM_BLE_SCAN_PENDING,
111     BTM_BLE_STOP_SCAN,
112     BTM_BLE_ADVERTISING,
113     BTM_BLE_ADV_PENDING,
114     BTM_BLE_STOP_ADV,
115 }tBTM_BLE_GAP_STATE;
116 
117 typedef struct {
118     UINT16              data_mask;
119     UINT8               *p_flags;
120     UINT8               ad_data[BTM_BLE_AD_DATA_LEN];
121     UINT8               *p_pad;
122 } tBTM_BLE_LOCAL_ADV_DATA;
123 
124 typedef struct {
125     UINT32          inq_count;          /* Used for determining if a response has already been      */
126     /* received for the current inquiry operation. (We do not   */
127     /* want to flood the caller with multiple responses from    */
128     /* the same device.                                         */
129     BOOLEAN         scan_rsp;
130     tBLE_BD_ADDR    le_bda;
131 } tINQ_LE_BDADDR;
132 
133 #define BTM_BLE_ADV_DATA_LEN_MAX        31
134 #define BTM_BLE_CACHE_ADV_DATA_MAX      62
135 #if (BLE_50_FEATURE_SUPPORT == TRUE)
136 #define BTM_BLE_EXT_ADV_DATA_LEN_MAX    251
137 #define BTM_BLE_PERIODIC_ADV_DATA_LEN_MAX 252
138 
139 #define BTM_BLE_ADV_DATA_OP_INTERMEDIATE_FRAG    0
140 #define BTM_BLE_ADV_DATA_OP_FIRST_FRAG           1
141 #define BTM_BLE_ADV_DATA_OP_LAST_FRAG            2
142 #define BTM_BLE_ADV_DATA_OP_COMPLETE             3
143 #define BTM_BLE_ADV_DATA_OP_UNCHANGED_DATA       4
144 #endif // #if (BLE_50_FEATURE_SUPPORT == TRUE)
145 
146 #define BTM_BLE_ISVALID_PARAM(x, min, max)  (((x) >= (min) && (x) <= (max)) || ((x) == BTM_BLE_CONN_PARAM_UNDEF))
147 
148 #define BTM_BLE_PRIVATE_ADDR_INT    900  /* 15 minutes minimum for random address refreshing */
149 
150 typedef struct {
151     UINT16 discoverable_mode;
152     UINT16 connectable_mode;
153     BOOLEAN scan_params_set;
154     UINT32 scan_window;
155     UINT32 scan_interval;
156     UINT8 scan_type; /* current scan type: active or passive */
157     UINT8 scan_duplicate_filter; /* duplicate filter enabled for scan */
158     UINT16 adv_interval_min;
159     UINT16 adv_interval_max;
160     tBTM_BLE_AFP afp; /* advertising filter policy */
161     tBTM_BLE_SFP sfp; /* scanning filter policy */
162     tBTM_START_ADV_CMPL_CBACK *p_adv_cb;
163     tBTM_START_STOP_ADV_CMPL_CBACK *p_stop_adv_cb;
164     tBLE_ADDR_TYPE adv_addr_type;
165     UINT8 evt_type;
166     UINT8 adv_mode;
167     tBLE_BD_ADDR direct_bda;
168     tBTM_BLE_EVT directed_conn;
169     BOOLEAN fast_adv_on;
170     TIMER_LIST_ENT fast_adv_timer;
171 
172     UINT8 adv_len;
173     UINT8 adv_data_cache[BTM_BLE_CACHE_ADV_DATA_MAX];
174     BD_ADDR adv_addr;
175     /* inquiry BD addr database */
176     UINT8 num_bd_entries;
177     UINT8 max_bd_entries;
178     tBTM_BLE_LOCAL_ADV_DATA adv_data;
179     tBTM_BLE_ADV_CHNL_MAP adv_chnl_map;
180 
181     TIMER_LIST_ENT inq_timer_ent;
182     BOOLEAN scan_rsp;
183     tBTM_BLE_GAP_STATE state; /* Current state that the inquiry process is in */
184     INT8 tx_power;
185 } tBTM_BLE_INQ_CB;
186 
187 
188 /* random address resolving complete callback */
189 typedef void (tBTM_BLE_RESOLVE_CBACK) (void *match_rec, void *p);
190 
191 typedef void (tBTM_BLE_ADDR_CBACK) (BD_ADDR_PTR static_random, void *p);
192 
193 #define BTM_BLE_GAP_ADDR_BIT_RANDOM      (1<<0)
194 #define BTM_BLE_GAP_ADDR_BIT_RESOLVABLE  (1<<1)
195 
196 /* random address management control block */
197 typedef struct {
198     tBLE_ADDR_TYPE              own_addr_type;         /* local device LE address type */
199     UINT8                       exist_addr_bit;
200     BD_ADDR                     static_rand_addr;
201     BD_ADDR                     resolvale_addr;
202     BD_ADDR                     private_addr;
203     BD_ADDR                     random_bda;
204     BOOLEAN                     busy;
205     tBTM_SEC_DEV_REC            *p_dev_rec;
206     tBTM_BLE_RESOLVE_CBACK      *p_resolve_cback;
207     tBTM_BLE_ADDR_CBACK         *p_generate_cback;
208     void                        *p;
209     TIMER_LIST_ENT              raddr_timer_ent;
210     tBTM_SET_LOCAL_PRIVACY_CBACK *set_local_privacy_cback;
211 } tBTM_LE_RANDOM_CB;
212 
213 #define BTM_BLE_MAX_BG_CONN_DEV_NUM    10
214 
215 typedef struct {
216     UINT16              min_conn_int;
217     UINT16              max_conn_int;
218     UINT16              slave_latency;
219     UINT16              supervision_tout;
220 
221 } tBTM_LE_CONN_PRAMS;
222 
223 
224 typedef struct {
225     BD_ADDR     bd_addr;
226     UINT8       attr;
227     BOOLEAN     is_connected;
228     BOOLEAN     in_use;
229 } tBTM_LE_BG_CONN_DEV;
230 
231 /* white list using state as a bit mask */
232 #define BTM_BLE_WL_IDLE         0
233 #define BTM_BLE_WL_INIT         1
234 #define BTM_BLE_WL_SCAN         2
235 #define BTM_BLE_WL_ADV          4
236 typedef UINT8 tBTM_BLE_WL_STATE;
237 
238 /* resolving list using state as a bit mask */
239 #define BTM_BLE_RL_IDLE         0
240 #define BTM_BLE_RL_INIT         1
241 #define BTM_BLE_RL_SCAN         2
242 #define BTM_BLE_RL_ADV          4
243 typedef UINT8 tBTM_BLE_RL_STATE;
244 
245 /* BLE connection state */
246 #define BLE_CONN_IDLE    0
247 #define BLE_DIR_CONN     1
248 #define BLE_BG_CONN      2
249 #define BLE_CONN_CANCEL  3
250 typedef UINT8 tBTM_BLE_CONN_ST;
251 
252 typedef struct {
253     void    *p_param;
254 } tBTM_BLE_CONN_REQ;
255 
256 /* LE state request */
257 #define BTM_BLE_STATE_INVALID               0
258 #define BTM_BLE_STATE_CONN_ADV              1
259 #define BTM_BLE_STATE_INIT                  2
260 #define BTM_BLE_STATE_MASTER                3
261 #define BTM_BLE_STATE_SLAVE                 4
262 #define BTM_BLE_STATE_LO_DUTY_DIR_ADV       5
263 #define BTM_BLE_STATE_HI_DUTY_DIR_ADV       6
264 #define BTM_BLE_STATE_NON_CONN_ADV          7
265 #define BTM_BLE_STATE_PASSIVE_SCAN          8
266 #define BTM_BLE_STATE_ACTIVE_SCAN           9
267 #define BTM_BLE_STATE_SCAN_ADV              10
268 #define BTM_BLE_STATE_MAX                   11
269 typedef UINT8 tBTM_BLE_STATE;
270 
271 #define BTM_BLE_STATE_CONN_ADV_BIT          0x0001
272 #define BTM_BLE_STATE_INIT_BIT              0x0002
273 #define BTM_BLE_STATE_MASTER_BIT            0x0004
274 #define BTM_BLE_STATE_SLAVE_BIT             0x0008
275 #define BTM_BLE_STATE_LO_DUTY_DIR_ADV_BIT   0x0010
276 #define BTM_BLE_STATE_HI_DUTY_DIR_ADV_BIT   0x0020
277 #define BTM_BLE_STATE_NON_CONN_ADV_BIT      0x0040
278 #define BTM_BLE_STATE_PASSIVE_SCAN_BIT      0x0080
279 #define BTM_BLE_STATE_ACTIVE_SCAN_BIT       0x0100
280 #define BTM_BLE_STATE_SCAN_ADV_BIT          0x0200
281 typedef UINT16 tBTM_BLE_STATE_MASK;
282 
283 #define BTM_BLE_STATE_ALL_MASK              0x03ff
284 #define BTM_BLE_STATE_ALL_ADV_MASK          (BTM_BLE_STATE_CONN_ADV_BIT|BTM_BLE_STATE_LO_DUTY_DIR_ADV_BIT|BTM_BLE_STATE_HI_DUTY_DIR_ADV_BIT|BTM_BLE_STATE_SCAN_ADV_BIT)
285 #define BTM_BLE_STATE_ALL_SCAN_MASK         (BTM_BLE_STATE_PASSIVE_SCAN_BIT|BTM_BLE_STATE_ACTIVE_SCAN_BIT)
286 #define BTM_BLE_STATE_ALL_CONN_MASK         (BTM_BLE_STATE_MASTER_BIT|BTM_BLE_STATE_SLAVE_BIT)
287 
288 #ifndef BTM_LE_RESOLVING_LIST_MAX
289 #define BTM_LE_RESOLVING_LIST_MAX     0x20
290 #endif
291 
292 #define BTM_DUPLICATE_SCAN_EXCEPTIONAL_INFO_ADV_ADDR             0
293 #define BTM_DUPLICATE_SCAN_EXCEPTIONAL_INFO_MESH_LINK_ID         1
294 #define BTM_DUPLICATE_SCAN_EXCEPTIONAL_INFO_MESH_BEACON_TYPE     2
295 #define BTM_DUPLICATE_SCAN_EXCEPTIONAL_INFO_MESH_PROV_SRV_ADV    3
296 #define BTM_DUPLICATE_SCAN_EXCEPTIONAL_INFO_MESH_PROXY_SRV_ADV   4
297 
298 typedef struct {
299     BD_ADDR         *resolve_q_random_pseudo;
300     UINT8           *resolve_q_action;
301     UINT8           q_next;
302     UINT8           q_pending;
303 } tBTM_BLE_RESOLVE_Q;
304 
305 typedef struct {
306     BOOLEAN     in_use;
307     BOOLEAN     to_add;
308     BD_ADDR     bd_addr;
309     tBLE_ADDR_TYPE addr_type;
310     UINT8       attr;
311 } tBTM_BLE_WL_OP;
312 
313 /* BLE privacy mode */
314 #define BTM_PRIVACY_NONE    0              /* BLE no privacy */
315 #define BTM_PRIVACY_1_1     1              /* BLE privacy 1.1, do not support privacy 1.0 */
316 #define BTM_PRIVACY_1_2     2              /* BLE privacy 1.2 */
317 #define BTM_PRIVACY_MIXED   3              /* BLE privacy mixed mode, broadcom propietary mode */
318 typedef UINT8 tBTM_PRIVACY_MODE;
319 
320 /* data length change event callback */
321 typedef void (tBTM_DATA_LENGTH_CHANGE_CBACK) (UINT16 max_tx_length, UINT16 max_rx_length);
322 
323 /* Define BLE Device Management control structure
324 */
325 typedef struct {
326     UINT16 scan_activity;         /* LE scan activity mask */
327 
328     /*****************************************************
329     **      BLE Inquiry
330     *****************************************************/
331     tBTM_BLE_INQ_CB inq_var;
332 
333     /* observer callback and timer */
334     tBTM_INQ_RESULTS_CB *p_obs_results_cb;
335     tBTM_CMPL_CB *p_obs_cmpl_cb;
336     tBTM_INQ_DIS_CB *p_obs_discard_cb;
337     TIMER_LIST_ENT obs_timer_ent;
338 
339     /* scan callback and timer */
340     tBTM_INQ_RESULTS_CB *p_scan_results_cb;
341     tBTM_CMPL_CB *p_scan_cmpl_cb;
342     TIMER_LIST_ENT scan_timer_ent;
343 
344     /* background connection procedure cb value */
345     tBTM_BLE_CONN_TYPE bg_conn_type;
346     UINT32 scan_int;
347     UINT32 scan_win;
348     tBTM_BLE_SEL_CBACK *p_select_cback;
349     /* white list information */
350     UINT8 white_list_avail_size;
351     tBTM_ADD_WHITELIST_CBACK *add_wl_cb;
352     tBTM_BLE_WL_STATE wl_state;
353 
354     fixed_queue_t *conn_pending_q;
355     tBTM_BLE_CONN_ST conn_state;
356 
357     /* random address management control block */
358     tBTM_LE_RANDOM_CB addr_mgnt_cb;
359 
360     BOOLEAN enabled;
361 
362 #if BLE_PRIVACY_SPT == TRUE
363     BOOLEAN mixed_mode; /* privacy 1.2 mixed mode is on or not */
364     tBTM_PRIVACY_MODE privacy_mode; /* privacy mode */
365     UINT8 resolving_list_avail_size; /* resolving list available size */
366     tBTM_BLE_RESOLVE_Q resolving_list_pend_q; /* Resolving list queue */
367     tBTM_BLE_RL_STATE suspended_rl_state; /* Suspended resolving list state */
368     UINT8 *irk_list_mask; /* IRK list availability mask, up to max entry bits */
369     tBTM_BLE_RL_STATE rl_state; /* Resolving list state */
370 #endif
371 
372     tBTM_BLE_WL_OP wl_op_q[BTM_BLE_MAX_BG_CONN_DEV_NUM];
373 
374     /* current BLE link state */
375     tBTM_BLE_STATE_MASK cur_states; /* bit mask of tBTM_BLE_STATE */
376     UINT8 link_count[2]; /* total link count master and slave*/
377     tBTM_UPDATE_DUPLICATE_EXCEPTIONAL_LIST_CMPL_CBACK *update_exceptional_list_cmp_cb;
378 } tBTM_BLE_CB;
379 
380 #ifdef __cplusplus
381 extern "C" {
382 #endif
383 
384 void btm_ble_timeout(TIMER_LIST_ENT *p_tle);
385 void btm_ble_process_adv_pkt (UINT8 *p);
386 void btm_ble_process_adv_discard_evt(UINT8 *p);
387 void btm_ble_proc_scan_rsp_rpt (UINT8 *p);
388 tBTM_STATUS btm_ble_read_remote_name(BD_ADDR remote_bda, tBTM_INQ_INFO *p_cur, tBTM_CMPL_CB *p_cb);
389 BOOLEAN btm_ble_cancel_remote_name(BD_ADDR remote_bda);
390 
391 tBTM_STATUS btm_ble_set_discoverability(UINT16 combined_mode);
392 tBTM_STATUS btm_ble_set_connectability(UINT16 combined_mode);
393 tBTM_STATUS btm_ble_start_inquiry (UINT8 mode, UINT8   duration);
394 void btm_ble_stop_scan(void);
395 void btm_clear_all_pending_le_entry(void);
396 
397 BOOLEAN btm_ble_send_extended_scan_params(UINT8 scan_type, UINT32 scan_int, UINT32 scan_win, UINT8 addr_type_own, UINT8 scan_filter_policy);
398 void btm_ble_stop_inquiry(void);
399 void btm_ble_init (void);
400 void btm_ble_free (void);
401 void btm_ble_connected (UINT8 *bda, UINT16 handle, UINT8 enc_mode, UINT8 role, tBLE_ADDR_TYPE addr_type, BOOLEAN addr_matched);
402 void btm_ble_read_remote_features_complete(UINT8 *p);
403 void btm_ble_write_adv_enable_complete(UINT8 *p);
404 void btm_ble_conn_complete(UINT8 *p, UINT16 evt_len, BOOLEAN enhanced);
405 void btm_read_ble_local_supported_states_complete(UINT8 *p, UINT16 evt_len);
406 tBTM_BLE_CONN_ST btm_ble_get_conn_st(void);
407 void btm_ble_set_conn_st(tBTM_BLE_CONN_ST new_st);
408 UINT8 *btm_ble_build_adv_data(tBTM_BLE_AD_MASK *p_data_mask, UINT8 **p_dst, tBTM_BLE_ADV_DATA *p_data);
409 tBTM_STATUS btm_ble_start_adv(void);
410 tBTM_STATUS btm_ble_stop_adv(void);
411 tBTM_STATUS btm_ble_start_scan(void);
412 void btm_ble_create_ll_conn_complete (UINT8 status);
413 void btm_ble_create_conn_cancel_complete (UINT8 *p);
414 
415 /* LE security function from btm_sec.c */
416 #if SMP_INCLUDED == TRUE
417 void btm_ble_link_sec_check(BD_ADDR bd_addr, tBTM_LE_AUTH_REQ auth_req, tBTM_BLE_SEC_REQ_ACT *p_sec_req_act);
418 void btm_ble_ltk_request_reply(BD_ADDR bda,  BOOLEAN use_stk, BT_OCTET16 stk);
419 UINT8 btm_proc_smp_cback(tSMP_EVT event, BD_ADDR bd_addr, tSMP_EVT_DATA *p_data);
420 tBTM_STATUS btm_ble_set_encryption (BD_ADDR bd_addr, void *p_ref_data, UINT8 link_role);
421 void btm_ble_ltk_request(UINT16 handle, UINT8 rand[8], UINT16 ediv);
422 tBTM_STATUS btm_ble_start_encrypt(BD_ADDR bda, BOOLEAN use_stk, BT_OCTET16 stk);
423 void btm_ble_link_encrypted(BD_ADDR bd_addr, UINT8 encr_enable);
424 #endif
425 
426 /* LE device management functions */
427 void btm_ble_reset_id( void );
428 
429 /* security related functions */
430 void btm_ble_increment_sign_ctr(BD_ADDR bd_addr, BOOLEAN is_local );
431 BOOLEAN btm_get_local_div (BD_ADDR bd_addr, UINT16 *p_div);
432 BOOLEAN btm_ble_get_enc_key_type(BD_ADDR bd_addr, UINT8 *p_key_types);
433 
434 void btm_ble_test_command_complete(UINT8 *p);
435 void btm_ble_rand_enc_complete (UINT8 *p, UINT16 op_code, tBTM_RAND_ENC_CB *p_enc_cplt_cback);
436 
437 void btm_sec_save_le_key(BD_ADDR bd_addr, tBTM_LE_KEY_TYPE key_type, tBTM_LE_KEY_VALUE *p_keys, BOOLEAN pass_to_application);
438 void btm_ble_update_sec_key_size(BD_ADDR bd_addr, UINT8 enc_key_size);
439 UINT8 btm_ble_read_sec_key_size(BD_ADDR bd_addr);
440 
441 /* white list function */
442 BOOLEAN btm_update_dev_to_white_list(BOOLEAN to_add, BD_ADDR bd_addr, tBLE_ADDR_TYPE addr_type, tBTM_ADD_WHITELIST_CBACK *add_wl_cb);
443 void btm_update_scanner_filter_policy(tBTM_BLE_SFP scan_policy);
444 void btm_update_adv_filter_policy(tBTM_BLE_AFP adv_policy);
445 void btm_ble_clear_white_list (void);
446 void btm_read_white_list_size_complete(UINT8 *p, UINT16 evt_len);
447 void btm_ble_add_2_white_list_complete(UINT8 status);
448 void btm_ble_remove_from_white_list_complete(UINT8 *p, UINT16 evt_len);
449 void btm_ble_clear_white_list_complete(UINT8 *p, UINT16 evt_len);
450 void btm_ble_white_list_init(UINT8 white_list_size);
451 
452 /* background connection function */
453 BOOLEAN btm_ble_suspend_bg_conn(void);
454 BOOLEAN btm_ble_resume_bg_conn(void);
455 void btm_ble_initiate_select_conn(BD_ADDR bda);
456 BOOLEAN btm_ble_start_auto_conn(BOOLEAN start);
457 BOOLEAN btm_ble_start_select_conn(BOOLEAN start, tBTM_BLE_SEL_CBACK   *p_select_cback);
458 BOOLEAN btm_ble_renew_bg_conn_params(BOOLEAN add, BD_ADDR bd_addr);
459 void btm_write_dir_conn_wl(BD_ADDR target_addr);
460 BOOLEAN btm_ble_update_mode_operation(UINT8 link_role, BD_ADDR bda, UINT8 status);
461 BOOLEAN btm_execute_wl_dev_operation(void);
462 void btm_ble_update_link_topology_mask(UINT8 role, BOOLEAN increase);
463 
464 /* direct connection utility */
465 BOOLEAN btm_send_pending_direct_conn(void);
466 void btm_ble_enqueue_direct_conn_req(void *p_param);
467 
468 /* BLE address management */
469 void btm_gen_resolvable_private_addr (void *p_cmd_cplt_cback);
470 void btm_gen_non_resolvable_private_addr (tBTM_BLE_ADDR_CBACK *p_cback, void *p);
471 void btm_ble_resolve_random_addr(BD_ADDR random_bda, tBTM_BLE_RESOLVE_CBACK *p_cback, void *p);
472 void btm_gen_resolve_paddr_low(tBTM_RAND_ENC *p);
473 
474 /*  privacy function */
475 #if (defined BLE_PRIVACY_SPT && BLE_PRIVACY_SPT == TRUE)
476 /* BLE address mapping with CS feature */
477 BOOLEAN btm_identity_addr_to_random_pseudo(BD_ADDR bd_addr, UINT8 *p_addr_type, BOOLEAN refresh);
478 BOOLEAN btm_random_pseudo_to_identity_addr(BD_ADDR random_pseudo, UINT8 *p_static_addr_type);
479 void btm_ble_refresh_peer_resolvable_private_addr(BD_ADDR pseudo_bda, BD_ADDR rra, UINT8 rra_type);
480 void btm_ble_refresh_local_resolvable_private_addr(BD_ADDR pseudo_addr, BD_ADDR local_rpa);
481 void btm_ble_read_resolving_list_entry_complete(UINT8 *p, UINT16 evt_len) ;
482 void btm_ble_remove_resolving_list_entry_complete(UINT8 *p, UINT16 evt_len);
483 void btm_ble_add_resolving_list_entry_complete(UINT8 *p, UINT16 evt_len);
484 void btm_ble_clear_resolving_list_complete(UINT8 *p, UINT16 evt_len);
485 void btm_read_ble_resolving_list_size_complete (UINT8 *p, UINT16 evt_len);
486 void btm_ble_enable_resolving_list(UINT8);
487 BOOLEAN btm_ble_disable_resolving_list(UINT8 rl_mask, BOOLEAN to_resume);
488 void btm_ble_enable_resolving_list_for_platform (UINT8 rl_mask);
489 void btm_ble_resolving_list_init(UINT8 max_irk_list_sz);
490 void btm_ble_resolving_list_cleanup(void);
491 #endif
492 
493 void btm_ble_multi_adv_configure_rpa (tBTM_BLE_MULTI_ADV_INST *p_inst);
494 void btm_ble_multi_adv_init(void);
495 void *btm_ble_multi_adv_get_ref(UINT8 inst_id);
496 void btm_ble_multi_adv_cleanup(void);
497 void btm_ble_multi_adv_reenable(UINT8 inst_id);
498 void btm_ble_multi_adv_enb_privacy(BOOLEAN enable);
499 char btm_ble_map_adv_tx_power(int tx_power_index);
500 void btm_ble_batchscan_init(void);
501 void btm_ble_batchscan_cleanup(void);
502 void btm_ble_adv_filter_init(void);
503 void btm_ble_adv_filter_cleanup(void);
504 BOOLEAN btm_ble_topology_check(tBTM_BLE_STATE_MASK request);
505 BOOLEAN btm_ble_clear_topology_mask(tBTM_BLE_STATE_MASK request_state);
506 BOOLEAN btm_ble_set_topology_mask(tBTM_BLE_STATE_MASK request_state);
507 tBTM_BLE_STATE_MASK btm_ble_get_topology_mask(void);
508 
509 #if BTM_BLE_CONFORMANCE_TESTING == TRUE
510 void btm_ble_set_no_disc_if_pair_fail (BOOLEAN disble_disc);
511 void btm_ble_set_test_mac_value (BOOLEAN enable, UINT8 *p_test_mac_val);
512 void btm_ble_set_test_local_sign_cntr_value(BOOLEAN enable, UINT32 test_local_sign_cntr);
513 void btm_set_random_address(BD_ADDR random_bda);
514 void btm_ble_set_keep_rfu_in_auth_req(BOOLEAN keep_rfu);
515 #endif
516 
517 BOOLEAN btm_get_current_conn_params(BD_ADDR bda, UINT16 *interval, UINT16 *latency, UINT16 *timeout);
518 
519 #if (BLE_50_FEATURE_SUPPORT == TRUE)
520 void btm_ble_update_phy_evt(tBTM_BLE_UPDATE_PHY *params);
521 void btm_ble_scan_timeout_evt(void);
522 void btm_ble_adv_set_terminated_evt(tBTM_BLE_ADV_TERMINAT *params);
523 void btm_ble_ext_adv_report_evt(tBTM_BLE_EXT_ADV_REPORT *params);
524 void btm_ble_scan_req_received_evt(tBTM_BLE_SCAN_REQ_RECEIVED *params);
525 void btm_ble_channel_select_algorithm_evt(tBTM_BLE_CHANNEL_SEL_ALG *params);
526 void btm_ble_periodic_adv_report_evt(tBTM_PERIOD_ADV_REPORT *params);
527 void btm_ble_periodic_adv_sync_lost_evt(tBTM_BLE_PERIOD_ADV_SYNC_LOST *params);
528 void btm_ble_periodic_adv_sync_establish_evt(tBTM_BLE_PERIOD_ADV_SYNC_ESTAB *params);
529 #endif // #if (BLE_50_FEATURE_SUPPORT == TRUE)
530 
531 /*
532 #ifdef __cplusplus
533 }
534 #endif
535 */
536 #endif
537