1 /******************************************************************************
2  *
3  *  Copyright (C) 2003-2014 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 is the public interface file for BTA, Broadcom's Bluetooth
22  *  application layer for mobile phones.
23  *
24  ******************************************************************************/
25 #ifndef BTA_API_H
26 #define BTA_API_H
27 
28 #include <hardware/bt_common_types.h>
29 #include <memory>
30 #include "bt_target.h"
31 #include "bt_types.h"
32 #include "btm_api.h"
33 #include "btm_ble_api.h"
34 
35 /*****************************************************************************
36  *  Constants and data types
37  ****************************************************************************/
38 
39 /* Status Return Value */
40 #define BTA_SUCCESS 0 /* Successful operation. */
41 #define BTA_FAILURE 1 /* Generic failure. */
42 #define BTA_PENDING 2 /* API cannot be completed right now */
43 #define BTA_BUSY 3
44 #define BTA_NO_RESOURCES 4
45 #define BTA_WRONG_MODE 5
46 
47 typedef uint8_t tBTA_STATUS;
48 
49 /*
50  * Service ID
51  *
52  * NOTES: When you add a new Service ID for BTA AND require to change the value
53  * of BTA_MAX_SERVICE_ID,
54  *        make sure that the correct security ID of the new service from
55  * Security service definitions (btm_api.h)
56  *        should be added to bta_service_id_to_btm_srv_id_lkup_tbl table in
57  * bta_dm_act.c.
58  */
59 
60 #define BTA_RES_SERVICE_ID 0         /* Reserved */
61 #define BTA_SPP_SERVICE_ID 1         /* Serial port profile. */
62 #define BTA_DUN_SERVICE_ID 2         /* Dial-up networking profile. */
63 #define BTA_A2DP_SOURCE_SERVICE_ID 3 /* A2DP Source profile. */
64 #define BTA_LAP_SERVICE_ID 4         /* LAN access profile. */
65 #define BTA_HSP_SERVICE_ID 5         /* Headset profile. */
66 #define BTA_HFP_SERVICE_ID 6         /* Hands-free profile. */
67 #define BTA_OPP_SERVICE_ID 7         /* Object push  */
68 #define BTA_FTP_SERVICE_ID 8         /* File transfer */
69 #define BTA_CTP_SERVICE_ID 9         /* Cordless Terminal */
70 #define BTA_ICP_SERVICE_ID 10        /* Intercom Terminal */
71 #define BTA_SYNC_SERVICE_ID 11       /* Synchronization */
72 #define BTA_BPP_SERVICE_ID 12        /* Basic printing profile */
73 #define BTA_BIP_SERVICE_ID 13        /* Basic Imaging profile */
74 #define BTA_PANU_SERVICE_ID 14       /* PAN User */
75 #define BTA_NAP_SERVICE_ID 15        /* PAN Network access point */
76 #define BTA_GN_SERVICE_ID 16         /* PAN Group Ad-hoc networks */
77 #define BTA_SAP_SERVICE_ID 17        /* SIM Access profile */
78 #define BTA_A2DP_SINK_SERVICE_ID 18  /* A2DP Sink */
79 #define BTA_AVRCP_SERVICE_ID 19      /* A/V remote control */
80 #define BTA_HID_SERVICE_ID 20        /* HID */
81 #define BTA_VDP_SERVICE_ID 21        /* Video distribution */
82 #define BTA_PBAP_SERVICE_ID 22       /* PhoneBook Access Server*/
83 #define BTA_HSP_HS_SERVICE_ID 23     /* HFP HS role */
84 #define BTA_HFP_HS_SERVICE_ID 24     /* HSP HS role */
85 #define BTA_MAP_SERVICE_ID 25        /* Message Access Profile */
86 #define BTA_MN_SERVICE_ID 26         /* Message Notification Service */
87 #define BTA_HDP_SERVICE_ID 27        /* Health Device Profile */
88 #define BTA_PCE_SERVICE_ID 28        /* PhoneBook Access Client */
89 #define BTA_SDP_SERVICE_ID 29        /* SDP Search */
90 #define BTA_HIDD_SERVICE_ID 30       /* HID Device */
91 
92 /* BLE profile service ID */
93 #define BTA_BLE_SERVICE_ID 31  /* GATT profile */
94 #define BTA_USER_SERVICE_ID 32 /* User requested UUID */
95 #define BTA_MAX_SERVICE_ID 33
96 
97 /* service IDs (BTM_SEC_SERVICE_FIRST_EMPTY + 1) to (BTM_SEC_MAX_SERVICES - 1)
98  * are used by BTA JV */
99 #define BTA_FIRST_JV_SERVICE_ID (BTM_SEC_SERVICE_FIRST_EMPTY + 1)
100 #define BTA_LAST_JV_SERVICE_ID (BTM_SEC_MAX_SERVICES - 1)
101 
102 typedef uint8_t tBTA_SERVICE_ID;
103 
104 /* Service ID Mask */
105 #define BTA_RES_SERVICE_MASK 0x00000001    /* Reserved */
106 #define BTA_SPP_SERVICE_MASK 0x00000002    /* Serial port profile. */
107 #define BTA_DUN_SERVICE_MASK 0x00000004    /* Dial-up networking profile. */
108 #define BTA_FAX_SERVICE_MASK 0x00000008    /* Fax profile. */
109 #define BTA_LAP_SERVICE_MASK 0x00000010    /* LAN access profile. */
110 #define BTA_HSP_SERVICE_MASK 0x00000020    /* HSP AG role. */
111 #define BTA_HFP_SERVICE_MASK 0x00000040    /* HFP AG role */
112 #define BTA_OPP_SERVICE_MASK 0x00000080    /* Object push  */
113 #define BTA_FTP_SERVICE_MASK 0x00000100    /* File transfer */
114 #define BTA_CTP_SERVICE_MASK 0x00000200    /* Cordless Terminal */
115 #define BTA_ICP_SERVICE_MASK 0x00000400    /* Intercom Terminal */
116 #define BTA_SYNC_SERVICE_MASK 0x00000800   /* Synchronization */
117 #define BTA_BPP_SERVICE_MASK 0x00001000    /* Print server */
118 #define BTA_BIP_SERVICE_MASK 0x00002000    /* Basic Imaging */
119 #define BTA_PANU_SERVICE_MASK 0x00004000   /* PAN User */
120 #define BTA_NAP_SERVICE_MASK 0x00008000    /* PAN Network access point */
121 #define BTA_GN_SERVICE_MASK 0x00010000     /* PAN Group Ad-hoc networks */
122 #define BTA_SAP_SERVICE_MASK 0x00020000    /* PAN Group Ad-hoc networks */
123 #define BTA_A2DP_SERVICE_MASK 0x00040000   /* Advanced audio distribution */
124 #define BTA_AVRCP_SERVICE_MASK 0x00080000  /* A/V remote control */
125 #define BTA_HID_SERVICE_MASK 0x00100000    /* HID */
126 #define BTA_VDP_SERVICE_MASK 0x00200000    /* Video distribution */
127 #define BTA_PBAP_SERVICE_MASK 0x00400000   /* Phone Book Server */
128 #define BTA_HSP_HS_SERVICE_MASK 0x00800000 /* HFP HS role */
129 #define BTA_HFP_HS_SERVICE_MASK 0x01000000 /* HSP HS role */
130 #define BTA_MAS_SERVICE_MASK 0x02000000    /* Message Access Profile */
131 #define BTA_MN_SERVICE_MASK 0x04000000     /* Message Notification Profile */
132 #define BTA_HL_SERVICE_MASK 0x08000000     /* Health Device Profile */
133 #define BTA_PCE_SERVICE_MASK 0x10000000    /* Phone Book Client */
134 #define BTA_HIDD_SERVICE_MASK 0x20000000   /* HID Device */
135 
136 #define BTA_BLE_SERVICE_MASK 0x40000000  /* GATT based service */
137 #define BTA_ALL_SERVICE_MASK 0x7FFFFFFF  /* All services supported by BTA. */
138 #define BTA_USER_SERVICE_MASK 0x80000000 /* Message Notification Profile */
139 
140 typedef uint32_t tBTA_SERVICE_MASK;
141 
142 /* extended service mask, including mask with one or more GATT UUID */
143 typedef struct {
144   tBTA_SERVICE_MASK srvc_mask;
145   uint8_t num_uuid;
146   tBT_UUID* p_uuid;
147 } tBTA_SERVICE_MASK_EXT;
148 
149 /* Security Setting Mask */
150 #define BTA_SEC_NONE BTM_SEC_NONE /* No security. */
151 #define BTA_SEC_AUTHORIZE                                               \
152   (BTM_SEC_IN_AUTHORIZE) /* Authorization required (only needed for out \
153                             going connection )*/
154 #define BTA_SEC_AUTHENTICATE \
155   (BTM_SEC_IN_AUTHENTICATE | \
156    BTM_SEC_OUT_AUTHENTICATE) /* Authentication required. */
157 #define BTA_SEC_ENCRYPT \
158   (BTM_SEC_IN_ENCRYPT | BTM_SEC_OUT_ENCRYPT) /* Encryption required. */
159 #define BTA_SEC_MODE4_LEVEL4                                               \
160   (BTM_SEC_MODE4_LEVEL4) /* Mode 4 level 4 service, i.e. incoming/outgoing \
161                             MITM and P-256 encryption */
162 #define BTA_SEC_MITM \
163   (BTM_SEC_IN_MITM | BTM_SEC_OUT_MITM) /* Man-In-The_Middle protection */
164 #define BTA_SEC_IN_16_DIGITS \
165   (BTM_SEC_IN_MIN_16_DIGIT_PIN) /* Min 16 digit for pin code */
166 
167 typedef uint16_t tBTA_SEC;
168 
169 /* Ignore for Discoverable, Connectable, Pairable and Connectable Paired only
170  * device modes */
171 #define BTA_DM_IGNORE 0x00FF
172 
173 /* Ignore for Discoverable, Connectable only for LE modes */
174 #define BTA_DM_LE_IGNORE 0xFF00
175 
176 #define BTA_APP_ID_PAN_MULTI 0xFE /* app id for pan multiple connection */
177 #define BTA_ALL_APP_ID 0xFF
178 
179 /* Discoverable Modes */
180 #define BTA_DM_NON_DISC BTM_NON_DISCOVERABLE /* Device is not discoverable. */
181 #define BTA_DM_GENERAL_DISC                         \
182   BTM_GENERAL_DISCOVERABLE /* General discoverable. \
183                               */
184 #define BTA_DM_BLE_NON_DISCOVERABLE \
185   BTM_BLE_NON_DISCOVERABLE /* Device is not LE discoverable */
186 #define BTA_DM_BLE_GENERAL_DISCOVERABLE \
187   BTM_BLE_GENERAL_DISCOVERABLE /* Device is LE General discoverable */
188 #define BTA_DM_BLE_LIMITED_DISCOVERABLE \
189   BTM_BLE_LIMITED_DISCOVERABLE /* Device is LE Limited discoverable */
190 typedef uint16_t
191     tBTA_DM_DISC; /* this discoverability mode is a bit mask among BR mode and
192                      LE mode */
193 
194 /* Connectable Modes */
195 #define BTA_DM_NON_CONN BTM_NON_CONNECTABLE /* Device is not connectable. */
196 #define BTA_DM_CONN BTM_CONNECTABLE         /* Device is connectable. */
197 #define BTA_DM_BLE_NON_CONNECTABLE \
198   BTM_BLE_NON_CONNECTABLE /* Device is LE non-connectable. */
199 #define BTA_DM_BLE_CONNECTABLE \
200   BTM_BLE_CONNECTABLE /* Device is LE connectable. */
201 
202 typedef uint16_t tBTA_DM_CONN;
203 
204 #define BTA_TRANSPORT_UNKNOWN 0
205 #define BTA_TRANSPORT_BR_EDR BT_TRANSPORT_BR_EDR
206 #define BTA_TRANSPORT_LE BT_TRANSPORT_LE
207 typedef tBT_TRANSPORT tBTA_TRANSPORT;
208 
209 /* Pairable Modes */
210 #define BTA_DM_PAIRABLE 1
211 #define BTA_DM_NON_PAIRABLE 0
212 
213 /* Connectable Paired Only Mode */
214 #define BTA_DM_CONN_ALL 0
215 #define BTA_DM_CONN_PAIRED 1
216 
217 /* Inquiry Modes */
218 #define BTA_DM_INQUIRY_NONE BTM_INQUIRY_NONE /*No BR inquiry. */
219 #define BTA_DM_GENERAL_INQUIRY \
220   BTM_GENERAL_INQUIRY /* Perform general inquiry. */
221 #define BTA_DM_LIMITED_INQUIRY \
222   BTM_LIMITED_INQUIRY /* Perform limited inquiry. */
223 
224 #define BTA_BLE_INQUIRY_NONE BTM_BLE_INQUIRY_NONE
225 #define BTA_BLE_GENERAL_INQUIRY \
226   BTM_BLE_GENERAL_INQUIRY /* Perform LE general inquiry. */
227 #define BTA_BLE_LIMITED_INQUIRY \
228   BTM_BLE_LIMITED_INQUIRY /* Perform LE limited inquiry. */
229 typedef uint8_t tBTA_DM_INQ_MODE;
230 
231 /* Inquiry Filter Type */
232 #define BTA_DM_INQ_CLR BTM_CLR_INQUIRY_FILTER /* Clear inquiry filter. */
233 #define BTA_DM_INQ_DEV_CLASS \
234   BTM_FILTER_COND_DEVICE_CLASS /* Filter on device class. */
235 #define BTA_DM_INQ_BD_ADDR \
236   BTM_FILTER_COND_BD_ADDR /* Filter on a specific  BD address. */
237 
238 typedef uint8_t tBTA_DM_INQ_FILT;
239 
240 /* Authorize Response */
241 #define BTA_DM_AUTH_PERM \
242   0 /* Authorized for future connections to the service */
243 #define BTA_DM_AUTH_TEMP 1 /* Authorized for current connection only */
244 #define BTA_DM_NOT_AUTH 2  /* Not authorized for the service */
245 
246 typedef uint8_t tBTA_AUTH_RESP;
247 
248 /* M/S preferred roles */
249 #define BTA_ANY_ROLE 0x00
250 #define BTA_MASTER_ROLE_PREF 0x01
251 #define BTA_MASTER_ROLE_ONLY 0x02
252 #define BTA_SLAVE_ROLE_ONLY \
253   0x03 /* Used for PANU only, skip role switch to master */
254 
255 typedef uint8_t tBTA_PREF_ROLES;
256 
257 enum {
258 
259   BTA_DM_NO_SCATTERNET,      /* Device doesn't support scatternet, it might
260                                 support "role switch during connection" for
261                                 an incoming connection, when it already has
262                                 another connection in master role */
263   BTA_DM_PARTIAL_SCATTERNET, /* Device supports partial scatternet. It can have
264                                 simulateous connection in Master and Slave roles
265                                 for short period of time */
266   BTA_DM_FULL_SCATTERNET /* Device can have simultaneous connection in master
267                             and slave roles */
268 
269 };
270 
271 /* Inquiry filter device class condition */
272 typedef struct {
273   DEV_CLASS dev_class;      /* device class of interest */
274   DEV_CLASS dev_class_mask; /* mask to determine the bits of device class of
275                                interest */
276 } tBTA_DM_COD_COND;
277 
278 /* Inquiry Filter Condition */
279 typedef union {
280   BD_ADDR bd_addr;                 /* BD address of  device to filter. */
281   tBTA_DM_COD_COND dev_class_cond; /* Device class filter condition */
282 } tBTA_DM_INQ_COND;
283 
284 /* Inquiry Parameters */
285 typedef struct {
286   tBTA_DM_INQ_MODE mode; /* Inquiry mode, limited or general. */
287   uint8_t duration;      /* Inquiry duration in 1.28 sec units. */
288   uint8_t max_resps; /* Maximum inquiry responses.  Set to zero for unlimited
289                         responses. */
290   bool report_dup; /* report duplicated inquiry response with higher RSSI value
291                       */
292   tBTA_DM_INQ_FILT filter_type; /* Filter condition type. */
293   tBTA_DM_INQ_COND filter_cond; /* Filter condition data. */
294 #if (BTA_HOST_INTERLEAVE_SEARCH == TRUE)
295   uint8_t intl_duration
296       [4]; /*duration array storing the interleave scan's time portions*/
297 #endif
298 } tBTA_DM_INQ;
299 
300 typedef struct {
301   uint8_t bta_dm_eir_min_name_len; /* minimum length of local name when it is
302                                       shortened */
303 #if (BTA_EIR_CANNED_UUID_LIST == TRUE)
304   uint8_t bta_dm_eir_uuid16_len; /* length of 16-bit UUIDs */
305   uint8_t* bta_dm_eir_uuid16;    /* 16-bit UUIDs */
306 #else
307   uint32_t uuid_mask[BTM_EIR_SERVICE_ARRAY_SIZE]; /* mask of UUID list in EIR */
308 #endif
309   int8_t* bta_dm_eir_inq_tx_power;     /* Inquiry TX power         */
310   uint8_t bta_dm_eir_flag_len;         /* length of flags in bytes */
311   uint8_t* bta_dm_eir_flags;           /* flags for EIR */
312   uint8_t bta_dm_eir_manufac_spec_len; /* length of manufacturer specific in
313                                           bytes */
314   uint8_t* bta_dm_eir_manufac_spec;    /* manufacturer specific */
315   uint8_t bta_dm_eir_additional_len;   /* length of additional data in bytes */
316   uint8_t* bta_dm_eir_additional;      /* additional data */
317 } tBTA_DM_EIR_CONF;
318 
319 /* advertising filter policy */
320 typedef tBTM_BLE_AFP tBTA_BLE_AFP;
321 
322 enum {
323   BTA_BLE_BATCH_SCAN_MODE_PASS = 1,
324   BTA_BLE_BATCH_SCAN_MODE_ACTI = 2,
325   BTA_BLE_BATCH_SCAN_MODE_PASS_ACTI = 3
326 };
327 typedef uint8_t tBTA_BLE_BATCH_SCAN_MODE;
328 
329 enum { BTA_BLE_DISCARD_OLD_ITEMS = 0, BTA_BLE_DISCARD_LOWER_RSSI_ITEMS = 1 };
330 typedef uint8_t tBTA_BLE_DISCARD_RULE;
331 
332 enum { BTA_BLE_ADV_SEEN_FIRST_TIME = 0, BTA_BLE_ADV_TRACKING_TIMEOUT = 1 };
333 typedef uint8_t tBTA_BLE_ADV_CHANGE_REASON;
334 
335 /* BLE customer specific feature function type definitions */
336 /* data type used on customer specific feature for RSSI monitoring */
337 #define BTA_BLE_RSSI_ALERT_HI 0
338 #define BTA_BLE_RSSI_ALERT_RANGE 1
339 #define BTA_BLE_RSSI_ALERT_LO 2
340 typedef uint8_t tBTA_DM_BLE_RSSI_ALERT_TYPE;
341 
342 #define BTA_BLE_RSSI_ALERT_NONE BTM_BLE_RSSI_ALERT_NONE     /*    (0) */
343 #define BTA_BLE_RSSI_ALERT_HI_BIT BTM_BLE_RSSI_ALERT_HI_BIT /*    (1) */
344 #define BTA_BLE_RSSI_ALERT_RANGE_BIT \
345   BTM_BLE_RSSI_ALERT_RANGE_BIT                              /*    (1 << 1) */
346 #define BTA_BLE_RSSI_ALERT_LO_BIT BTM_BLE_RSSI_ALERT_LO_BIT /*    (1 << 2) */
347 typedef uint8_t tBTA_DM_BLE_RSSI_ALERT_MASK;
348 
349 typedef void(tBTA_DM_BLE_RSSI_CBACK)(BD_ADDR bd_addr,
350                                      tBTA_DM_BLE_RSSI_ALERT_TYPE alert_type,
351                                      int8_t rssi);
352 
353 typedef int8_t tBTA_DM_RSSI_VALUE;
354 typedef uint8_t tBTA_DM_LINK_QUALITY_VALUE;
355 
356 typedef uint8_t tBTA_SIG_STRENGTH_MASK;
357 
358 /* Security Callback Events */
359 #define BTA_DM_ENABLE_EVT 0    /* Enable Event */
360 #define BTA_DM_DISABLE_EVT 1   /* Disable Event */
361 #define BTA_DM_PIN_REQ_EVT 2   /* PIN request. */
362 #define BTA_DM_AUTH_CMPL_EVT 3 /* Authentication complete indication. */
363 #define BTA_DM_AUTHORIZE_EVT 4 /* Authorization request. */
364 #define BTA_DM_LINK_UP_EVT 5   /* Connection UP event */
365 #define BTA_DM_LINK_DOWN_EVT 6 /* Connection DOWN event */
366 #define BTA_DM_SIG_STRENGTH_EVT                                             \
367   7                             /* Signal strength for bluetooth connection \
368                                    */
369 #define BTA_DM_BUSY_LEVEL_EVT 8 /* System busy level */
370 #define BTA_DM_BOND_CANCEL_CMPL_EVT 9 /* Bond cancel complete indication */
371 #define BTA_DM_SP_CFM_REQ_EVT                     \
372   10 /* Simple Pairing User Confirmation request. \
373         */
374 #define BTA_DM_SP_KEY_NOTIF_EVT 11 /* Simple Pairing Passkey Notification */
375 #define BTA_DM_SP_RMT_OOB_EVT 12   /* Simple Pairing Remote OOB Data request. */
376 #define BTA_DM_SP_KEYPRESS_EVT 13  /* Key press notification event. */
377 #define BTA_DM_ROLE_CHG_EVT 14     /* Role Change event. */
378 #define BTA_DM_BLE_KEY_EVT 15      /* BLE SMP key event for peer device keys */
379 #define BTA_DM_BLE_SEC_REQ_EVT 16  /* BLE SMP security request */
380 #define BTA_DM_BLE_PASSKEY_NOTIF_EVT 17 /* SMP passkey notification event */
381 #define BTA_DM_BLE_PASSKEY_REQ_EVT 18   /* SMP passkey request event */
382 #define BTA_DM_BLE_OOB_REQ_EVT 19       /* SMP OOB request event */
383 #define BTA_DM_BLE_LOCAL_IR_EVT 20      /* BLE local IR event */
384 #define BTA_DM_BLE_LOCAL_ER_EVT 21      /* BLE local ER event */
385 #define BTA_DM_BLE_NC_REQ_EVT 22 /* SMP Numeric Comparison request event */
386 #define BTA_DM_SP_RMT_OOB_EXT_EVT \
387   23 /* Simple Pairing Remote OOB Extended Data request. */
388 #define BTA_DM_BLE_AUTH_CMPL_EVT 24 /* BLE Auth complete */
389 #define BTA_DM_DEV_UNPAIRED_EVT 25
390 #define BTA_DM_HW_ERROR_EVT 26 /* BT Chip H/W error */
391 #define BTA_DM_LE_FEATURES_READ                                             \
392   27                             /* Cotroller specific LE features are read \
393                                     */
394 #define BTA_DM_ENER_INFO_READ 28 /* Energy info read */
395 #define BTA_DM_BLE_SC_OOB_REQ_EVT 29 /* SMP SC OOB request event */
396 typedef uint8_t tBTA_DM_SEC_EVT;
397 
398 /* Structure associated with BTA_DM_ENABLE_EVT */
399 typedef struct { tBTA_STATUS status; } tBTA_DM_ENABLE;
400 
401 /* Structure associated with BTA_DM_PIN_REQ_EVT */
402 typedef struct {
403   /* Note: First 3 data members must be, bd_addr, dev_class, and bd_name in
404    * order */
405   BD_ADDR bd_addr;     /* BD address peer device. */
406   DEV_CLASS dev_class; /* Class of Device */
407   BD_NAME bd_name;     /* Name of peer device. */
408   bool min_16_digit;   /* true if the pin returned must be at least 16 digits */
409 } tBTA_DM_PIN_REQ;
410 
411 /* BLE related definition */
412 
413 #define BTA_DM_AUTH_FAIL_BASE (HCI_ERR_MAX_ERR + 10)
414 
415 /* Converts SMP error codes defined in smp_api.h to SMP auth fail reasons below.
416  */
417 #define BTA_DM_AUTH_CONVERT_SMP_CODE(x) (BTA_DM_AUTH_FAIL_BASE + (x))
418 
419 #define BTA_DM_AUTH_SMP_PASSKEY_FAIL \
420   (BTA_DM_AUTH_FAIL_BASE + SMP_PASSKEY_ENTRY_FAIL)
421 #define BTA_DM_AUTH_SMP_OOB_FAIL (BTA_DM_AUTH_FAIL_BASE + SMP_OOB_FAIL)
422 #define BTA_DM_AUTH_SMP_PAIR_AUTH_FAIL \
423   (BTA_DM_AUTH_FAIL_BASE + SMP_PAIR_AUTH_FAIL)
424 #define BTA_DM_AUTH_SMP_CONFIRM_VALUE_FAIL \
425   (BTA_DM_AUTH_FAIL_BASE + SMP_CONFIRM_VALUE_ERR)
426 #define BTA_DM_AUTH_SMP_PAIR_NOT_SUPPORT \
427   (BTA_DM_AUTH_FAIL_BASE + SMP_PAIR_NOT_SUPPORT)
428 #define BTA_DM_AUTH_SMP_ENC_KEY_SIZE (BTA_DM_AUTH_FAIL_BASE + SMP_ENC_KEY_SIZE)
429 #define BTA_DM_AUTH_SMP_INVALID_CMD (BTA_DM_AUTH_FAIL_BASE + SMP_INVALID_CMD)
430 #define BTA_DM_AUTH_SMP_UNKNOWN_ERR \
431   (BTA_DM_AUTH_FAIL_BASE + SMP_PAIR_FAIL_UNKNOWN)
432 #define BTA_DM_AUTH_SMP_REPEATED_ATTEMPT \
433   (BTA_DM_AUTH_FAIL_BASE + SMP_REPEATED_ATTEMPTS)
434 #define BTA_DM_AUTH_SMP_INVALID_PARAMETERS \
435   (BTA_DM_AUTH_FAIL_BASE + SMP_INVALID_PARAMETERS)
436 #define BTA_DM_AUTH_SMP_INTERNAL_ERR \
437   (BTA_DM_AUTH_FAIL_BASE + SMP_PAIR_INTERNAL_ERR)
438 #define BTA_DM_AUTH_SMP_UNKNOWN_IO (BTA_DM_AUTH_FAIL_BASE + SMP_UNKNOWN_IO_CAP)
439 #define BTA_DM_AUTH_SMP_INIT_FAIL (BTA_DM_AUTH_FAIL_BASE + SMP_INIT_FAIL)
440 #define BTA_DM_AUTH_SMP_CONFIRM_FAIL (BTA_DM_AUTH_FAIL_BASE + SMP_CONFIRM_FAIL)
441 #define BTA_DM_AUTH_SMP_BUSY (BTA_DM_AUTH_FAIL_BASE + SMP_BUSY)
442 #define BTA_DM_AUTH_SMP_ENC_FAIL (BTA_DM_AUTH_FAIL_BASE + SMP_ENC_FAIL)
443 #define BTA_DM_AUTH_SMP_RSP_TIMEOUT (BTA_DM_AUTH_FAIL_BASE + SMP_RSP_TIMEOUT)
444 #define BTA_DM_AUTH_SMP_CONN_TOUT (BTA_DM_AUTH_FAIL_BASE + SMP_CONN_TOUT)
445 
446 /* connection parameter boundary value and dummy value */
447 #define BTA_DM_BLE_SCAN_INT_MIN BTM_BLE_SCAN_INT_MIN
448 #define BTA_DM_BLE_SCAN_INT_MAX BTM_BLE_SCAN_INT_MAX
449 #define BTA_DM_BLE_SCAN_WIN_MIN BTM_BLE_SCAN_WIN_MIN
450 #define BTA_DM_BLE_SCAN_WIN_MAX BTM_BLE_SCAN_WIN_MAX
451 #define BTA_DM_BLE_CONN_INT_MIN BTM_BLE_CONN_INT_MIN
452 #define BTA_DM_BLE_CONN_INT_MAX BTM_BLE_CONN_INT_MAX
453 #define BTA_DM_BLE_CONN_LATENCY_MAX BTM_BLE_CONN_LATENCY_MAX
454 #define BTA_DM_BLE_CONN_SUP_TOUT_MIN BTM_BLE_CONN_SUP_TOUT_MIN
455 #define BTA_DM_BLE_CONN_SUP_TOUT_MAX BTM_BLE_CONN_SUP_TOUT_MAX
456 #define BTA_DM_BLE_CONN_PARAM_UNDEF                                          \
457   BTM_BLE_CONN_PARAM_UNDEF /* use this value when a specific value not to be \
458                               overwritten */
459 
460 #define BTA_LE_KEY_PENC \
461   BTM_LE_KEY_PENC /* encryption information of peer device */
462 #define BTA_LE_KEY_PID BTM_LE_KEY_PID     /* identity key of the peer device */
463 #define BTA_LE_KEY_PCSRK BTM_LE_KEY_PCSRK /* peer SRK */
464 #define BTA_LE_KEY_LENC \
465   BTM_LE_KEY_LENC                     /* master role security information:div */
466 #define BTA_LE_KEY_LID BTM_LE_KEY_LID /* master device ID key */
467 #define BTA_LE_KEY_LCSRK \
468   BTM_LE_KEY_LCSRK                /* local CSRK has been deliver to peer */
469 typedef uint8_t tBTA_LE_KEY_TYPE; /* can be used as a bit mask */
470 
471 typedef tBTM_LE_PENC_KEYS tBTA_LE_PENC_KEYS;
472 typedef tBTM_LE_PCSRK_KEYS tBTA_LE_PCSRK_KEYS;
473 typedef tBTM_LE_LENC_KEYS tBTA_LE_LENC_KEYS;
474 typedef tBTM_LE_LCSRK_KEYS tBTA_LE_LCSRK_KEYS;
475 typedef tBTM_LE_PID_KEYS tBTA_LE_PID_KEYS;
476 
477 typedef union {
478   tBTA_LE_PENC_KEYS penc_key;  /* received peer encryption key */
479   tBTA_LE_PCSRK_KEYS psrk_key; /* received peer device SRK */
480   tBTA_LE_PID_KEYS pid_key;    /* peer device ID key */
481   tBTA_LE_LENC_KEYS
482       lenc_key; /* local encryption reproduction keys LTK = = d1(ER,DIV,0)*/
483   tBTA_LE_LCSRK_KEYS lcsrk_key; /* local device CSRK = d1(ER,DIV,1)*/
484   tBTA_LE_PID_KEYS lid_key; /* local device ID key for the particular remote */
485 } tBTA_LE_KEY_VALUE;
486 
487 #define BTA_BLE_LOCAL_KEY_TYPE_ID 1
488 #define BTA_BLE_LOCAL_KEY_TYPE_ER 2
489 typedef uint8_t tBTA_DM_BLE_LOCAL_KEY_MASK;
490 
491 typedef struct {
492   BT_OCTET16 ir;
493   BT_OCTET16 irk;
494   BT_OCTET16 dhk;
495 } tBTA_BLE_LOCAL_ID_KEYS;
496 
497 #define BTA_DM_SEC_GRANTED BTA_SUCCESS
498 #define BTA_DM_SEC_PAIR_NOT_SPT BTA_DM_AUTH_SMP_PAIR_NOT_SUPPORT
499 #define BTA_DM_SEC_REP_ATTEMPTS BTA_DM_AUTH_SMP_REPEATED_ATTEMPT
500 typedef uint8_t tBTA_DM_BLE_SEC_GRANT;
501 
502 /* Structure associated with BTA_DM_BLE_SEC_REQ_EVT */
503 typedef struct {
504   BD_ADDR bd_addr; /* peer address */
505   BD_NAME bd_name; /* peer device name */
506 } tBTA_DM_BLE_SEC_REQ;
507 
508 typedef struct {
509   BD_ADDR bd_addr; /* peer address */
510   tBTM_LE_KEY_TYPE key_type;
511   tBTM_LE_KEY_VALUE* p_key_value;
512 } tBTA_DM_BLE_KEY;
513 
514 /* Structure associated with BTA_DM_AUTH_CMPL_EVT */
515 typedef struct {
516   BD_ADDR bd_addr;     /* BD address peer device. */
517   BD_NAME bd_name;     /* Name of peer device. */
518   bool key_present;    /* Valid link key value in key element */
519   LINK_KEY key;        /* Link key associated with peer device. */
520   uint8_t key_type;    /* The type of Link Key */
521   bool success;        /* true of authentication succeeded, false if failed. */
522   uint8_t fail_reason; /* The HCI reason/error code for when success=false */
523   tBLE_ADDR_TYPE addr_type; /* Peer device address type */
524   tBT_DEVICE_TYPE dev_type;
525 } tBTA_DM_AUTH_CMPL;
526 
527 /* Structure associated with BTA_DM_AUTHORIZE_EVT */
528 typedef struct {
529   BD_ADDR bd_addr;         /* BD address peer device. */
530   BD_NAME bd_name;         /* Name of peer device. */
531   tBTA_SERVICE_ID service; /* Service ID to authorize. */
532   DEV_CLASS dev_class;
533 } tBTA_DM_AUTHORIZE;
534 
535 /* Structure associated with BTA_DM_LINK_UP_EVT */
536 typedef struct {
537   BD_ADDR bd_addr; /* BD address peer device. */
538   tBTA_TRANSPORT link_type;
539 } tBTA_DM_LINK_UP;
540 
541 /* Structure associated with BTA_DM_LINK_DOWN_EVT */
542 typedef struct {
543   BD_ADDR bd_addr; /* BD address peer device. */
544   uint8_t status;  /* connection open/closed */
545   bool is_removed; /* true if device is removed when link is down */
546   tBTA_TRANSPORT link_type;
547 } tBTA_DM_LINK_DOWN;
548 
549 /* Structure associated with BTA_DM_ROLE_CHG_EVT */
550 typedef struct {
551   BD_ADDR bd_addr;  /* BD address peer device. */
552   uint8_t new_role; /* the new connection role */
553 } tBTA_DM_ROLE_CHG;
554 
555 /* Structure associated with BTA_DM_BUSY_LEVEL_EVT */
556 typedef struct {
557   uint8_t level;       /* when paging or inquiring, level is 10.
558                           Otherwise, the number of ACL links */
559   uint8_t level_flags; /* indicates individual flags */
560 } tBTA_DM_BUSY_LEVEL;
561 
562 #define BTA_IO_CAP_OUT BTM_IO_CAP_OUT       /* 0 DisplayOnly */
563 #define BTA_IO_CAP_IO BTM_IO_CAP_IO         /* 1 DisplayYesNo */
564 #define BTA_IO_CAP_IN BTM_IO_CAP_IN         /* 2 KeyboardOnly */
565 #define BTA_IO_CAP_NONE BTM_IO_CAP_NONE     /* 3 NoInputNoOutput */
566 #define BTA_IO_CAP_KBDISP BTM_IO_CAP_KBDISP /* 4 Keyboard display */
567 typedef tBTM_IO_CAP tBTA_IO_CAP;
568 
569 #define BTA_AUTH_SP_NO                                      \
570   BTM_AUTH_SP_NO /* 0 MITM Protection Not Required - Single \
571                    Profile/non-bonding                      \
572                    Numeric comparison with automatic accept allowed */
573 #define BTA_AUTH_SP_YES                                                       \
574   BTM_AUTH_SP_YES /* 1 MITM Protection Required - Single Profile/non-bonding  \
575                     Use IO Capabilities to determine authentication procedure \
576                     */
577 #define BTA_AUTH_AP_NO                                                      \
578   BTM_AUTH_AP_NO /* 2 MITM Protection Not Required - All Profiles/dedicated \
579                    bonding                                                  \
580                    Numeric comparison with automatic accept allowed */
581 #define BTA_AUTH_AP_YES                                                       \
582   BTM_AUTH_AP_YES /* 3 MITM Protection Required - All Profiles/dedicated      \
583                     bonding                                                   \
584                     Use IO Capabilities to determine authentication procedure \
585                     */
586 #define BTA_AUTH_SPGB_NO                                                       \
587   BTM_AUTH_SPGB_NO /* 4 MITM Protection Not Required - Single Profiles/general \
588                      bonding                                                   \
589                      Numeric comparison with automatic accept allowed */
590 #define BTA_AUTH_SPGB_YES                                                   \
591   BTM_AUTH_SPGB_YES /* 5 MITM Protection Required - Single Profiles/general \
592                       bonding                                               \
593                       Use IO Capabilities to determine authentication       \
594                       procedure */
595 typedef tBTM_AUTH_REQ tBTA_AUTH_REQ;
596 
597 #define BTA_AUTH_DD_BOND \
598   BTM_AUTH_DD_BOND /* 2 this bit is set for dedicated bonding */
599 #define BTA_AUTH_GEN_BOND \
600   BTM_AUTH_SPGB_NO /* 4 this bit is set for general bonding */
601 #define BTA_AUTH_BONDS \
602   BTM_AUTH_BONDS /* 6 the general/dedicated bonding bits  */
603 
604 #define BTA_LE_AUTH_NO_BOND BTM_LE_AUTH_REQ_NO_BOND /* 0*/
605 #define BTA_LE_AUTH_BOND BTM_LE_AUTH_REQ_BOND       /* 1 << 0 */
606 #define BTA_LE_AUTH_REQ_MITM BTM_LE_AUTH_REQ_MITM   /* 1 << 2 */
607 
608 #define BTA_LE_AUTH_REQ_SC_ONLY BTM_LE_AUTH_REQ_SC_ONLY           /* 1 << 3 */
609 #define BTA_LE_AUTH_REQ_SC_BOND BTM_LE_AUTH_REQ_SC_BOND           /* 1001 */
610 #define BTA_LE_AUTH_REQ_SC_MITM BTM_LE_AUTH_REQ_SC_MITM           /* 1100 */
611 #define BTA_LE_AUTH_REQ_SC_MITM_BOND BTM_LE_AUTH_REQ_SC_MITM_BOND /* 1101 */
612 typedef tBTM_LE_AUTH_REQ
613     tBTA_LE_AUTH_REQ; /* combination of the above bit pattern */
614 
615 #define BTA_OOB_NONE BTM_OOB_NONE
616 #define BTA_OOB_PRESENT BTM_OOB_PRESENT
617 #define BTA_OOB_UNKNOWN BTM_OOB_UNKNOWN
618 
619 typedef tBTM_OOB_DATA tBTA_OOB_DATA;
620 
621 /* Structure associated with BTA_DM_SP_CFM_REQ_EVT */
622 typedef struct {
623   /* Note: First 3 data members must be, bd_addr, dev_class, and bd_name in
624    * order */
625   BD_ADDR bd_addr;     /* peer address */
626   DEV_CLASS dev_class; /* peer CoD */
627   BD_NAME bd_name;     /* peer device name */
628   uint32_t num_val; /* the numeric value for comparison. If just_works, do not
629                        show this number to UI */
630   bool just_works;  /* true, if "Just Works" association model */
631   tBTA_AUTH_REQ loc_auth_req; /* Authentication required for local device */
632   tBTA_AUTH_REQ rmt_auth_req; /* Authentication required for peer device */
633   tBTA_IO_CAP loc_io_caps;    /* IO Capabilities of local device */
634   tBTA_AUTH_REQ rmt_io_caps;  /* IO Capabilities of remote device */
635 } tBTA_DM_SP_CFM_REQ;
636 
637 enum {
638   BTA_SP_KEY_STARTED, /* passkey entry started */
639   BTA_SP_KEY_ENTERED, /* passkey digit entered */
640   BTA_SP_KEY_ERASED,  /* passkey digit erased */
641   BTA_SP_KEY_CLEARED, /* passkey cleared */
642   BTA_SP_KEY_COMPLT   /* passkey entry completed */
643 };
644 typedef uint8_t tBTA_SP_KEY_TYPE;
645 
646 /* Structure associated with BTA_DM_SP_KEYPRESS_EVT */
647 typedef struct {
648   BD_ADDR bd_addr; /* peer address */
649   tBTA_SP_KEY_TYPE notif_type;
650 } tBTA_DM_SP_KEY_PRESS;
651 
652 /* Structure associated with BTA_DM_SP_KEY_NOTIF_EVT */
653 typedef struct {
654   /* Note: First 3 data members must be, bd_addr, dev_class, and bd_name in
655    * order */
656   BD_ADDR bd_addr;     /* peer address */
657   DEV_CLASS dev_class; /* peer CoD */
658   BD_NAME bd_name;     /* peer device name */
659   uint32_t passkey; /* the numeric value for comparison. If just_works, do not
660                        show this number to UI */
661 } tBTA_DM_SP_KEY_NOTIF;
662 
663 /* Structure associated with BTA_DM_SP_RMT_OOB_EVT */
664 typedef struct {
665   /* Note: First 3 data members must be, bd_addr, dev_class, and bd_name in
666    * order */
667   BD_ADDR bd_addr;     /* peer address */
668   DEV_CLASS dev_class; /* peer CoD */
669   BD_NAME bd_name;     /* peer device name */
670 } tBTA_DM_SP_RMT_OOB;
671 
672 /* Structure associated with BTA_DM_BOND_CANCEL_CMPL_EVT */
673 typedef struct {
674   tBTA_STATUS result; /* true of bond cancel succeeded, false if failed. */
675 } tBTA_DM_BOND_CANCEL_CMPL;
676 
677 /* Union of all security callback structures */
678 typedef union {
679   tBTA_DM_ENABLE enable;          /* BTA enabled */
680   tBTA_DM_PIN_REQ pin_req;        /* PIN request. */
681   tBTA_DM_AUTH_CMPL auth_cmpl;    /* Authentication complete indication. */
682   tBTA_DM_AUTHORIZE authorize;    /* Authorization request. */
683   tBTA_DM_LINK_UP link_up;        /* ACL connection down event */
684   tBTA_DM_LINK_DOWN link_down;    /* ACL connection down event */
685   tBTA_DM_BUSY_LEVEL busy_level;  /* System busy level */
686   tBTA_DM_SP_CFM_REQ cfm_req;     /* user confirm request */
687   tBTA_DM_SP_KEY_NOTIF key_notif; /* passkey notification */
688   tBTA_DM_SP_RMT_OOB rmt_oob;     /* remote oob */
689   tBTA_DM_BOND_CANCEL_CMPL
690       bond_cancel_cmpl;               /* Bond Cancel Complete indication */
691   tBTA_DM_SP_KEY_PRESS key_press;     /* key press notification event */
692   tBTA_DM_ROLE_CHG role_chg;          /* role change event */
693   tBTA_DM_BLE_SEC_REQ ble_req;        /* BLE SMP related request */
694   tBTA_DM_BLE_KEY ble_key;            /* BLE SMP keys used when pairing */
695   tBTA_BLE_LOCAL_ID_KEYS ble_id_keys; /* IR event */
696   BT_OCTET16 ble_er;                  /* ER event data */
697 } tBTA_DM_SEC;
698 
699 /* Security callback */
700 typedef void(tBTA_DM_SEC_CBACK)(tBTA_DM_SEC_EVT event, tBTA_DM_SEC* p_data);
701 
702 #define BTA_DM_BLE_PF_LIST_LOGIC_OR 1
703 #define BTA_DM_BLE_PF_FILT_LOGIC_OR 0
704 
705 /* Search callback events */
706 #define BTA_DM_INQ_RES_EVT 0  /* Inquiry result for a peer device. */
707 #define BTA_DM_INQ_CMPL_EVT 1 /* Inquiry complete. */
708 #define BTA_DM_DISC_RES_EVT 2 /* Discovery result for a peer device. */
709 #define BTA_DM_DISC_BLE_RES_EVT \
710   3 /* Discovery result for BLE GATT based servoce on a peer device. */
711 #define BTA_DM_DISC_CMPL_EVT 4          /* Discovery complete. */
712 #define BTA_DM_DI_DISC_CMPL_EVT 5       /* Discovery complete. */
713 #define BTA_DM_SEARCH_CANCEL_CMPL_EVT 6 /* Search cancelled */
714 
715 typedef uint8_t tBTA_DM_SEARCH_EVT;
716 
717 #define BTA_DM_INQ_RES_IGNORE_RSSI \
718   BTM_INQ_RES_IGNORE_RSSI /* 0x7f RSSI value not supplied (ignore it) */
719 
720 /* Structure associated with BTA_DM_INQ_RES_EVT */
721 typedef struct {
722   BD_ADDR bd_addr;             /* BD address peer device. */
723   DEV_CLASS dev_class;         /* Device class of peer device. */
724   bool remt_name_not_required; /* Application sets this flag if it already knows
725                                   the name of the device */
726   /* If the device name is known to application BTA skips the remote name
727    * request */
728   bool is_limited; /* true, if the limited inquiry bit is set in the CoD */
729   int8_t rssi;     /* The rssi value */
730   uint8_t* p_eir;  /* received EIR */
731   uint16_t eir_len; /* received EIR length */
732   uint8_t inq_result_type;
733   uint8_t ble_addr_type;
734   uint16_t ble_evt_type;
735   uint8_t ble_primary_phy;
736   uint8_t ble_secondary_phy;
737   uint8_t ble_advertising_sid;
738   int8_t ble_tx_power;
739   uint16_t ble_periodic_adv_int;
740   tBT_DEVICE_TYPE device_type;
741   uint8_t flag;
742 } tBTA_DM_INQ_RES;
743 
744 /* Structure associated with BTA_DM_INQ_CMPL_EVT */
745 typedef struct {
746   uint8_t num_resps; /* Number of inquiry responses. */
747 } tBTA_DM_INQ_CMPL;
748 
749 /* Structure associated with BTA_DM_DI_DISC_CMPL_EVT */
750 typedef struct {
751   BD_ADDR bd_addr;    /* BD address peer device. */
752   uint8_t num_record; /* Number of DI record */
753   tBTA_STATUS result;
754 } tBTA_DM_DI_DISC_CMPL;
755 
756 /* Structure associated with BTA_DM_DISC_RES_EVT */
757 typedef struct {
758   BD_ADDR bd_addr;             /* BD address peer device. */
759   BD_NAME bd_name;             /* Name of peer device. */
760   tBTA_SERVICE_MASK services;  /* Services found on peer device. */
761   uint8_t* p_raw_data;         /* Raw data for discovery DB */
762   uint32_t raw_data_size;      /* size of raw data */
763   tBT_DEVICE_TYPE device_type; /* device type in case it is BLE device */
764   uint32_t num_uuids;
765   uint8_t* p_uuid_list;
766   tBTA_STATUS result;
767 } tBTA_DM_DISC_RES;
768 
769 /* Structure associated with tBTA_DM_DISC_BLE_RES */
770 typedef struct {
771   BD_ADDR bd_addr;  /* BD address peer device. */
772   BD_NAME bd_name;  /* Name of peer device. */
773   tBT_UUID service; /* GATT based Services UUID found on peer device. */
774 } tBTA_DM_DISC_BLE_RES;
775 
776 /* Union of all search callback structures */
777 typedef union {
778   tBTA_DM_INQ_RES inq_res;   /* Inquiry result for a peer device. */
779   tBTA_DM_INQ_CMPL inq_cmpl; /* Inquiry complete. */
780   tBTA_DM_DISC_RES disc_res; /* Discovery result for a peer device. */
781   tBTA_DM_DISC_BLE_RES
782       disc_ble_res;             /* discovery result for GATT based service */
783   tBTA_DM_DI_DISC_CMPL di_disc; /* DI discovery result for a peer device */
784 
785 } tBTA_DM_SEARCH;
786 
787 /* Search callback */
788 typedef void(tBTA_DM_SEARCH_CBACK)(tBTA_DM_SEARCH_EVT event,
789                                    tBTA_DM_SEARCH* p_data);
790 
791 /* Execute call back */
792 typedef void(tBTA_DM_EXEC_CBACK)(void* p_param);
793 
794 /* Encryption callback*/
795 typedef void(tBTA_DM_ENCRYPT_CBACK)(BD_ADDR bd_addr, tBTA_TRANSPORT transport,
796                                     tBTA_STATUS result);
797 
798 #define BTA_DM_BLE_SEC_NONE BTM_BLE_SEC_NONE
799 #define BTA_DM_BLE_SEC_ENCRYPT BTM_BLE_SEC_ENCRYPT
800 #define BTA_DM_BLE_SEC_NO_MITM BTM_BLE_SEC_ENCRYPT_NO_MITM
801 #define BTA_DM_BLE_SEC_MITM BTM_BLE_SEC_ENCRYPT_MITM
802 typedef tBTM_BLE_SEC_ACT tBTA_DM_BLE_SEC_ACT;
803 
804 typedef tBTM_BLE_TX_TIME_MS tBTA_DM_BLE_TX_TIME_MS;
805 typedef tBTM_BLE_RX_TIME_MS tBTA_DM_BLE_RX_TIME_MS;
806 typedef tBTM_BLE_IDLE_TIME_MS tBTA_DM_BLE_IDLE_TIME_MS;
807 typedef tBTM_BLE_ENERGY_USED tBTA_DM_BLE_ENERGY_USED;
808 
809 #define BTA_DM_CONTRL_UNKNOWN 0 /* Unknown state */
810 #define BTA_DM_CONTRL_ACTIVE 1  /* ACL link on, SCO link ongoing, sniff mode */
811 #define BTA_DM_CONTRL_SCAN                   \
812   2 /* Scan state - paging/inquiry/trying to \
813        connect*/
814 #define BTA_DM_CONTRL_IDLE                           \
815   3 /* Idle state - page scan, LE advt, inquiry scan \
816        */
817 
818 typedef uint8_t tBTA_DM_CONTRL_STATE;
819 
820 typedef uint8_t tBTA_DM_BLE_ADV_STATE;
821 typedef uint8_t tBTA_DM_BLE_ADV_INFO_PRESENT;
822 typedef uint8_t tBTA_DM_BLE_RSSI_VALUE;
823 typedef uint16_t tBTA_DM_BLE_ADV_INFO_TIMESTAMP;
824 
825 typedef void(tBTA_BLE_ENERGY_INFO_CBACK)(tBTA_DM_BLE_TX_TIME_MS tx_time,
826                                          tBTA_DM_BLE_RX_TIME_MS rx_time,
827                                          tBTA_DM_BLE_IDLE_TIME_MS idle_time,
828                                          tBTA_DM_BLE_ENERGY_USED energy_used,
829                                          tBTA_DM_CONTRL_STATE ctrl_state,
830                                          tBTA_STATUS status);
831 
832 /* Maximum service name length */
833 #define BTA_SERVICE_NAME_LEN 35
834 #define BTA_SERVICE_DESP_LEN BTA_SERVICE_NAME_LEN
835 #define BTA_PROVIDER_NAME_LEN BTA_SERVICE_NAME_LEN
836 
837 /* link policy masks  */
838 #define BTA_DM_LP_SWITCH HCI_ENABLE_MASTER_SLAVE_SWITCH
839 #define BTA_DM_LP_HOLD HCI_ENABLE_HOLD_MODE
840 #define BTA_DM_LP_SNIFF HCI_ENABLE_SNIFF_MODE
841 #define BTA_DM_LP_PARK HCI_ENABLE_PARK_MODE
842 typedef uint16_t tBTA_DM_LP_MASK;
843 
844 /* power mode actions  */
845 #define BTA_DM_PM_NO_ACTION 0x00 /* no change to the current pm setting */
846 #define BTA_DM_PM_PARK 0x10      /* prefers park mode */
847 #define BTA_DM_PM_SNIFF 0x20     /* prefers sniff mode */
848 #define BTA_DM_PM_SNIFF1 0x21    /* prefers sniff1 mode */
849 #define BTA_DM_PM_SNIFF2 0x22    /* prefers sniff2 mode */
850 #define BTA_DM_PM_SNIFF3 0x23    /* prefers sniff3 mode */
851 #define BTA_DM_PM_SNIFF4 0x24    /* prefers sniff4 mode */
852 #define BTA_DM_PM_SNIFF5 0x25    /* prefers sniff5 mode */
853 #define BTA_DM_PM_SNIFF6 0x26    /* prefers sniff6 mode */
854 #define BTA_DM_PM_SNIFF7 0x27    /* prefers sniff7 mode */
855 #define BTA_DM_PM_SNIFF_USER0 \
856   0x28 /* prefers user-defined sniff0 mode (testtool only) */
857 #define BTA_DM_PM_SNIFF_USER1 \
858   0x29 /* prefers user-defined sniff1 mode (testtool only) */
859 #define BTA_DM_PM_ACTIVE 0x40  /* prefers active mode */
860 #define BTA_DM_PM_RETRY 0x80   /* retry power mode based on current settings */
861 #define BTA_DM_PM_SUSPEND 0x04 /* prefers suspend mode */
862 #define BTA_DM_PM_NO_PREF                                                   \
863   0x01 /* service has no prefernce on power mode setting. eg. connection to \
864           service got closed */
865 
866 typedef uint8_t tBTA_DM_PM_ACTION;
867 
868 /* index to bta_dm_ssr_spec */
869 #define BTA_DM_PM_SSR0 0
870 #define BTA_DM_PM_SSR1                      \
871   1 /* BTA_DM_PM_SSR1 will be dedicated for \
872     HH SSR setting entry, no other profile can use it */
873 #define BTA_DM_PM_SSR2 2
874 #define BTA_DM_PM_SSR3 3
875 #define BTA_DM_PM_SSR4 4
876 #define BTA_DM_PM_SSR5 5
877 #define BTA_DM_PM_SSR6 6
878 
879 #define BTA_DM_PM_NUM_EVTS 9
880 
881 #ifndef BTA_DM_PM_PARK_IDX
882 #define BTA_DM_PM_PARK_IDX \
883   5 /* the actual index to bta_dm_pm_md[] for PARK mode */
884 #endif
885 
886 #ifndef BTA_DM_PM_SNIFF_A2DP_IDX
887 #define BTA_DM_PM_SNIFF_A2DP_IDX BTA_DM_PM_SNIFF
888 #endif
889 
890 #ifndef BTA_DM_PM_SNIFF_HD_IDLE_IDX
891 #define BTA_DM_PM_SNIFF_HD_IDLE_IDX BTA_DM_PM_SNIFF2
892 #endif
893 
894 #ifndef BTA_DM_PM_SNIFF_SCO_OPEN_IDX
895 #define BTA_DM_PM_SNIFF_SCO_OPEN_IDX BTA_DM_PM_SNIFF3
896 #endif
897 
898 #ifndef BTA_DM_PM_SNIFF_HD_ACTIVE_IDX
899 #define BTA_DM_PM_SNIFF_HD_ACTIVE_IDX BTA_DM_PM_SNIFF4
900 #endif
901 
902 #ifndef BTA_DM_PM_SNIFF_HH_OPEN_IDX
903 #define BTA_DM_PM_SNIFF_HH_OPEN_IDX BTA_DM_PM_SNIFF2
904 #endif
905 
906 #ifndef BTA_DM_PM_SNIFF_HH_ACTIVE_IDX
907 #define BTA_DM_PM_SNIFF_HH_ACTIVE_IDX BTA_DM_PM_SNIFF2
908 #endif
909 
910 #ifndef BTA_DM_PM_SNIFF_HH_IDLE_IDX
911 #define BTA_DM_PM_SNIFF_HH_IDLE_IDX BTA_DM_PM_SNIFF2
912 #endif
913 
914 #ifndef BTA_DM_PM_HH_OPEN_DELAY
915 #define BTA_DM_PM_HH_OPEN_DELAY 30000
916 #endif
917 
918 #ifndef BTA_DM_PM_HH_ACTIVE_DELAY
919 #define BTA_DM_PM_HH_ACTIVE_DELAY 30000
920 #endif
921 
922 #ifndef BTA_DM_PM_HH_IDLE_DELAY
923 #define BTA_DM_PM_HH_IDLE_DELAY 30000
924 #endif
925 
926 /* The Sniff Parameters defined below must be ordered from highest
927  * latency (biggest interval) to lowest latency.  If there is a conflict
928  * among the connected services the setting with the lowest latency will
929  * be selected.  If a device should override a sniff parameter then it
930  * must insure that order is maintained.
931  */
932 #ifndef BTA_DM_PM_SNIFF_MAX
933 #define BTA_DM_PM_SNIFF_MAX 800
934 #define BTA_DM_PM_SNIFF_MIN 400
935 #define BTA_DM_PM_SNIFF_ATTEMPT 4
936 #define BTA_DM_PM_SNIFF_TIMEOUT 1
937 #endif
938 
939 #ifndef BTA_DM_PM_SNIFF1_MAX
940 #define BTA_DM_PM_SNIFF1_MAX 400
941 #define BTA_DM_PM_SNIFF1_MIN 200
942 #define BTA_DM_PM_SNIFF1_ATTEMPT 4
943 #define BTA_DM_PM_SNIFF1_TIMEOUT 1
944 #endif
945 
946 #ifndef BTA_DM_PM_SNIFF2_MAX
947 #define BTA_DM_PM_SNIFF2_MAX 54
948 #define BTA_DM_PM_SNIFF2_MIN 30
949 #define BTA_DM_PM_SNIFF2_ATTEMPT 4
950 #define BTA_DM_PM_SNIFF2_TIMEOUT 1
951 #endif
952 
953 #ifndef BTA_DM_PM_SNIFF3_MAX
954 #define BTA_DM_PM_SNIFF3_MAX 150
955 #define BTA_DM_PM_SNIFF3_MIN 50
956 #define BTA_DM_PM_SNIFF3_ATTEMPT 4
957 #define BTA_DM_PM_SNIFF3_TIMEOUT 1
958 #endif
959 
960 #ifndef BTA_DM_PM_SNIFF4_MAX
961 #define BTA_DM_PM_SNIFF4_MAX 18
962 #define BTA_DM_PM_SNIFF4_MIN 10
963 #define BTA_DM_PM_SNIFF4_ATTEMPT 4
964 #define BTA_DM_PM_SNIFF4_TIMEOUT 1
965 #endif
966 
967 #ifndef BTA_DM_PM_SNIFF5_MAX
968 #define BTA_DM_PM_SNIFF5_MAX 36
969 #define BTA_DM_PM_SNIFF5_MIN 30
970 #define BTA_DM_PM_SNIFF5_ATTEMPT 2
971 #define BTA_DM_PM_SNIFF5_TIMEOUT 0
972 #endif
973 
974 #ifndef BTA_DM_PM_PARK_MAX
975 #define BTA_DM_PM_PARK_MAX 800
976 #define BTA_DM_PM_PARK_MIN 400
977 #define BTA_DM_PM_PARK_ATTEMPT 0
978 #define BTA_DM_PM_PARK_TIMEOUT 0
979 #endif
980 
981 /* Switch callback events */
982 #define BTA_DM_SWITCH_CMPL_EVT 0 /* Completion of the Switch API */
983 
984 typedef uint8_t tBTA_DM_SWITCH_EVT;
985 typedef void(tBTA_DM_SWITCH_CBACK)(tBTA_DM_SWITCH_EVT event,
986                                    tBTA_STATUS status);
987 
988 /* Audio routing out configuration */
989 #define BTA_DM_ROUTE_NONE 0x00      /* No Audio output */
990 #define BTA_DM_ROUTE_DAC 0x01       /* routing over analog output */
991 #define BTA_DM_ROUTE_I2S 0x02       /* routing over digital (I2S) output */
992 #define BTA_DM_ROUTE_BT_MONO 0x04   /* routing over SCO */
993 #define BTA_DM_ROUTE_BT_STEREO 0x08 /* routing over BT Stereo */
994 #define BTA_DM_ROUTE_HOST 0x10      /* routing over Host */
995 #define BTA_DM_ROUTE_FMTX 0x20      /* routing over FMTX */
996 #define BTA_DM_ROUTE_FMRX 0x40      /* routing over FMRX */
997 #define BTA_DM_ROUTE_BTSNK 0x80     /* routing over BT SNK */
998 
999 typedef uint8_t tBTA_DM_ROUTE_PATH;
1000 
1001 /* Device Identification (DI) data structure
1002 */
1003 /* Used to set the DI record */
1004 typedef tSDP_DI_RECORD tBTA_DI_RECORD;
1005 /* Used to get the DI record */
1006 typedef tSDP_DI_GET_RECORD tBTA_DI_GET_RECORD;
1007 /* SDP discovery database */
1008 typedef tSDP_DISCOVERY_DB tBTA_DISCOVERY_DB;
1009 
1010 #ifndef BTA_DI_NUM_MAX
1011 #define BTA_DI_NUM_MAX 3
1012 #endif
1013 
1014 /* Device features mask definitions */
1015 #define BTA_FEATURE_BYTES_PER_PAGE BTM_FEATURE_BYTES_PER_PAGE
1016 #define BTA_EXT_FEATURES_PAGE_MAX BTM_EXT_FEATURES_PAGE_MAX
1017 /* ACL type
1018 */
1019 #define BTA_DM_LINK_TYPE_BR_EDR 0x01
1020 #define BTA_DM_LINK_TYPE_LE 0x02
1021 #define BTA_DM_LINK_TYPE_ALL 0xFF
1022 typedef uint8_t tBTA_DM_LINK_TYPE;
1023 
1024 #define IMMEDIATE_DELY_MODE 0x00
1025 #define ONFOUND_DELY_MODE 0x01
1026 #define BATCH_DELY_MODE 0x02
1027 #define ALLOW_ALL_FILTER 0x00
1028 #define LOWEST_RSSI_VALUE 129
1029 
1030 /*****************************************************************************
1031  *  External Function Declarations
1032  ****************************************************************************/
1033 
1034 /*******************************************************************************
1035  *
1036  * Function         BTA_EnableBluetooth
1037  *
1038  * Description      This function initializes BTA and prepares BTA and the
1039  *                  Bluetooth protocol stack for use.  This function is
1040  *                  typically called at startup or when Bluetooth services
1041  *                  are required by the phone.  This function must be called
1042  *                  before calling any other API function.
1043  *
1044  *
1045  * Returns          BTA_SUCCESS if successful.
1046  *                  BTA_FAIL if internal failure.
1047  *
1048  ******************************************************************************/
1049 extern tBTA_STATUS BTA_EnableBluetooth(tBTA_DM_SEC_CBACK* p_cback);
1050 
1051 /*******************************************************************************
1052  *
1053  * Function         BTA_DisableBluetooth
1054  *
1055  * Description      This function disables BTA and the Bluetooth protocol
1056  *                  stack.  It is called when BTA is no longer being used
1057  *                  by any application in the system.
1058  *
1059  *
1060  * Returns          void
1061  *
1062  ******************************************************************************/
1063 extern tBTA_STATUS BTA_DisableBluetooth(void);
1064 
1065 /*******************************************************************************
1066  *
1067  * Function         BTA_EnableTestMode
1068  *
1069  * Description      Enables bluetooth device under test mode
1070  *
1071  *
1072  * Returns          tBTA_STATUS
1073  *
1074  ******************************************************************************/
1075 extern tBTA_STATUS BTA_EnableTestMode(void);
1076 
1077 /*******************************************************************************
1078  *
1079  * Function         BTA_DisableTestMode
1080  *
1081  * Description      Disable bluetooth device under test mode
1082  *
1083  *
1084  * Returns          None
1085  *
1086  ******************************************************************************/
1087 extern void BTA_DisableTestMode(void);
1088 
1089 /*******************************************************************************
1090  *
1091  * Function         BTA_DmSetDeviceName
1092  *
1093  * Description      This function sets the Bluetooth name of the local device.
1094  *
1095  *
1096  * Returns          void
1097  *
1098  ******************************************************************************/
1099 extern void BTA_DmSetDeviceName(char* p_name);
1100 
1101 /*******************************************************************************
1102  *
1103  * Function         BTA_DmSetVisibility
1104  *
1105  * Description      This function sets the Bluetooth connectable,discoverable,
1106  *                  pairable and conn paired only modesmodes of the local
1107  *                  device.
1108  *                  This controls whether other Bluetooth devices can find and
1109  *                  connect to the local device.
1110  *
1111  *
1112  * Returns          void
1113  *
1114  ******************************************************************************/
1115 extern void BTA_DmSetVisibility(tBTA_DM_DISC disc_mode, tBTA_DM_CONN conn_mode,
1116                                 uint8_t pairable_mode, uint8_t conn_filter);
1117 
1118 /*******************************************************************************
1119  *
1120  * Function         BTA_DmSearch
1121  *
1122  * Description      This function searches for peer Bluetooth devices.  It
1123  *                  first performs an inquiry; for each device found from the
1124  *                  inquiry it gets the remote name of the device.  If
1125  *                  parameter services is nonzero, service discovery will be
1126  *                  performed on each device for the services specified.
1127  *
1128  *
1129  * Returns          void
1130  *
1131  ******************************************************************************/
1132 extern void BTA_DmSearch(tBTA_DM_INQ* p_dm_inq, tBTA_SERVICE_MASK services,
1133                          tBTA_DM_SEARCH_CBACK* p_cback);
1134 
1135 /*******************************************************************************
1136  *
1137  * Function         BTA_DmSearchCancel
1138  *
1139  * Description      This function cancels a search that has been initiated
1140  *                  by calling BTA_DmSearch().
1141  *
1142  *
1143  * Returns          void
1144  *
1145  ******************************************************************************/
1146 extern void BTA_DmSearchCancel(void);
1147 
1148 /*******************************************************************************
1149  *
1150  * Function         BTA_DmDiscover
1151  *
1152  * Description      This function performs service discovery for the services
1153  *                  of a particular peer device.
1154  *
1155  *
1156  * Returns          void
1157  *
1158  ******************************************************************************/
1159 extern void BTA_DmDiscover(BD_ADDR bd_addr, tBTA_SERVICE_MASK services,
1160                            tBTA_DM_SEARCH_CBACK* p_cback, bool sdp_search);
1161 
1162 /*******************************************************************************
1163  *
1164  * Function         BTA_DmDiscoverUUID
1165  *
1166  * Description      This function performs service discovery for the services
1167  *                  of a particular peer device.
1168  *
1169  *
1170  * Returns          void
1171  *
1172  ******************************************************************************/
1173 extern void BTA_DmDiscoverUUID(BD_ADDR bd_addr, tSDP_UUID* uuid,
1174                                tBTA_DM_SEARCH_CBACK* p_cback, bool sdp_search);
1175 
1176 /*******************************************************************************
1177  *
1178  * Function         BTA_DmGetCachedRemoteName
1179  *
1180  * Description      Retieve cached remote name if available
1181  *
1182  * Returns          BTA_SUCCESS if cached name was retrieved
1183  *                  BTA_FAILURE if cached name is not available
1184  *
1185  ******************************************************************************/
1186 tBTA_STATUS BTA_DmGetCachedRemoteName(BD_ADDR remote_device,
1187                                       uint8_t** pp_cached_name);
1188 
1189 /*******************************************************************************
1190  *
1191  * Function         BTA_DmBond
1192  *
1193  * Description      This function initiates a bonding procedure with a peer
1194  *                  device.  The bonding procedure enables authentication
1195  *                  and optionally encryption on the Bluetooth link.
1196  *
1197  *
1198  * Returns          void
1199  *
1200  ******************************************************************************/
1201 extern void BTA_DmBond(BD_ADDR bd_addr);
1202 
1203 /*******************************************************************************
1204  *
1205  * Function         BTA_DmBondByTransport
1206  *
1207  * Description      This function initiates a bonding procedure with a peer
1208  *                  device by designated transport.  The bonding procedure
1209  *                  enables authentication and optionally encryption on the
1210  *                  Bluetooth link.
1211  *
1212  *
1213  * Returns          void
1214  *
1215  ******************************************************************************/
1216 extern void BTA_DmBondByTransport(BD_ADDR bd_addr, tBTA_TRANSPORT transport);
1217 
1218 /*******************************************************************************
1219  *
1220  * Function         BTA_DmBondCancel
1221  *
1222  * Description      This function cancels a bonding procedure with a peer
1223  *                  device.
1224  *
1225  *
1226  * Returns          void
1227  *
1228  ******************************************************************************/
1229 extern void BTA_DmBondCancel(BD_ADDR bd_addr);
1230 
1231 /*******************************************************************************
1232  *
1233  * Function         BTA_DmPinReply
1234  *
1235  * Description      This function provides a PIN when one is requested by DM
1236  *                  during a bonding procedure.  The application should call
1237  *                  this function after the security callback is called with
1238  *                  a BTA_DM_PIN_REQ_EVT.
1239  *
1240  *
1241  * Returns          void
1242  *
1243  ******************************************************************************/
1244 extern void BTA_DmPinReply(BD_ADDR bd_addr, bool accept, uint8_t pin_len,
1245                            uint8_t* p_pin);
1246 
1247 /*******************************************************************************
1248  *
1249  * Function         BTA_DmLocalOob
1250  *
1251  * Description      This function retrieves the OOB data from local controller.
1252  *                  The result is reported by bta_dm_co_loc_oob().
1253  *
1254  * Returns          void
1255  *
1256  ******************************************************************************/
1257 extern void BTA_DmLocalOob(void);
1258 
1259 /*******************************************************************************
1260  *
1261  * Function         BTA_DmConfirm
1262  *
1263  * Description      This function accepts or rejects the numerical value of the
1264  *                  Simple Pairing process on BTA_DM_SP_CFM_REQ_EVT
1265  *
1266  * Returns          void
1267  *
1268  ******************************************************************************/
1269 extern void BTA_DmConfirm(BD_ADDR bd_addr, bool accept);
1270 
1271 /*******************************************************************************
1272  *
1273  * Function         BTA_DmAddDevice
1274  *
1275  * Description      This function adds a device to the security database list
1276  *                  of peer devices. This function would typically be called
1277  *                  at system startup to initialize the security database with
1278  *                  known peer devices.  This is a direct execution function
1279  *                  that may lock task scheduling on some platforms.
1280  *
1281  * Returns          void
1282  *
1283  ******************************************************************************/
1284 extern void BTA_DmAddDevice(BD_ADDR bd_addr, DEV_CLASS dev_class,
1285                             LINK_KEY link_key, tBTA_SERVICE_MASK trusted_mask,
1286                             bool is_trusted, uint8_t key_type,
1287                             tBTA_IO_CAP io_cap, uint8_t pin_length);
1288 
1289 /*******************************************************************************
1290  *
1291  * Function         BTA_DmRemoveDevice
1292  *
1293  * Description      This function removes a device from the security database.
1294  *                  This is a direct execution function that may lock task
1295  *                  scheduling on some platforms.
1296  *
1297  *
1298  * Returns          BTA_SUCCESS if successful.
1299  *                  BTA_FAIL if operation failed.
1300  *
1301  ******************************************************************************/
1302 extern tBTA_STATUS BTA_DmRemoveDevice(BD_ADDR bd_addr);
1303 
1304 /*******************************************************************************
1305  *
1306  * Function         BTA_GetEirService
1307  *
1308  * Description      This function is called to get BTA service mask from EIR.
1309  *
1310  * Parameters       p_eir - pointer of EIR significant part
1311  *                  eir_len - EIR length
1312  *                  p_services - return the BTA service mask
1313  *
1314  * Returns          None
1315  *
1316  ******************************************************************************/
1317 extern void BTA_GetEirService(uint8_t* p_eir, size_t eir_len,
1318                               tBTA_SERVICE_MASK* p_services);
1319 
1320 /*******************************************************************************
1321  *
1322  * Function         BTA_DmGetConnectionState
1323  *
1324  * Description      Returns whether the remote device is currently connected.
1325  *
1326  * Returns          0 if the device is NOT connected.
1327  *
1328  ******************************************************************************/
1329 extern uint16_t BTA_DmGetConnectionState(const BD_ADDR bd_addr);
1330 
1331 /*******************************************************************************
1332  *
1333  * Function         BTA_DmSetLocalDiRecord
1334  *
1335  * Description      This function adds a DI record to the local SDP database.
1336  *
1337  * Returns          BTA_SUCCESS if record set sucessfully, otherwise error code.
1338  *
1339  ******************************************************************************/
1340 extern tBTA_STATUS BTA_DmSetLocalDiRecord(tBTA_DI_RECORD* p_device_info,
1341                                           uint32_t* p_handle);
1342 
1343 /*******************************************************************************
1344  *
1345  *
1346  * Function         BTA_DmCloseACL
1347  *
1348  * Description      This function force to close an ACL connection and remove
1349  the
1350  *                  device from the security database list of known devices.
1351  *
1352  * Parameters:      bd_addr       - Address of the peer device
1353  *                  remove_dev    - remove device or not after link down
1354  *                  transport     - which transport to close
1355 
1356  *
1357  * Returns          void.
1358  *
1359  ******************************************************************************/
1360 extern void BTA_DmCloseACL(BD_ADDR bd_addr, bool remove_dev,
1361                            tBTA_TRANSPORT transport);
1362 
1363 /*******************************************************************************
1364  *
1365  * Function         bta_dmexecutecallback
1366  *
1367  * Description      This function will request BTA to execute a call back in the
1368  *                  context of BTU task.
1369  *                  This API was named in lower case because it is only intended
1370  *                  for the internal customers(like BTIF).
1371  *
1372  * Returns          void
1373  *
1374  ******************************************************************************/
1375 extern void bta_dmexecutecallback(tBTA_DM_EXEC_CBACK* p_callback,
1376                                   void* p_param);
1377 
1378 #if (BTM_SCO_HCI_INCLUDED == TRUE)
1379 /*******************************************************************************
1380  *
1381  * Function         BTA_DmPcmInitSamples
1382  *
1383  * Description      initialize the down sample converter.
1384  *
1385  *                  src_sps: original samples per second (source audio data)
1386  *                            (ex. 44100, 48000)
1387  *                  bits: number of bits per pcm sample (16)
1388  *                  n_channels: number of channels (i.e. mono(1), stereo(2)...)
1389  *
1390  * Returns          none
1391  *
1392  ******************************************************************************/
1393 extern void BTA_DmPcmInitSamples(uint32_t src_sps, uint32_t bits,
1394                                  uint32_t n_channels);
1395 
1396 /*******************************************************************************
1397  * Function         BTA_DmPcmResample
1398  *
1399  * Description      Down sampling utility to convert higher sampling rate into
1400  *                  8K/16bits
1401  *                  PCM samples.
1402  *
1403  * Parameters       p_src: pointer to the buffer where the original sampling PCM
1404  *                              are stored.
1405  *                  in_bytes:  Length of the input PCM sample buffer in byte.
1406  *                  p_dst: pointer to the buffer which is to be used to store
1407  *                         the converted PCM samples.
1408  *
1409  *
1410  * Returns          int32_t: number of samples converted.
1411  *
1412  ******************************************************************************/
1413 extern int32_t BTA_DmPcmResample(void* p_src, uint32_t in_bytes, void* p_dst);
1414 #endif
1415 
1416 /* BLE related API functions */
1417 /*******************************************************************************
1418  *
1419  * Function         BTA_DmBleSecurityGrant
1420  *
1421  * Description      Grant security request access.
1422  *
1423  * Parameters:      bd_addr          - BD address of the peer
1424  *                  res              - security grant status.
1425  *
1426  * Returns          void
1427  *
1428  ******************************************************************************/
1429 extern void BTA_DmBleSecurityGrant(BD_ADDR bd_addr, tBTA_DM_BLE_SEC_GRANT res);
1430 
1431 /**
1432  * Set BLE connectable mode to auto connect
1433  */
1434 extern void BTA_DmBleStartAutoConn();
1435 
1436 /*******************************************************************************
1437  *
1438  * Function         BTA_DmBlePasskeyReply
1439  *
1440  * Description      Send BLE SMP passkey reply.
1441  *
1442  * Parameters:      bd_addr          - BD address of the peer
1443  *                  accept           - passkey entry sucessful or declined.
1444  *                  passkey          - passkey value, must be a 6 digit number,
1445  *                                     can be lead by 0.
1446  *
1447  * Returns          void
1448  *
1449  ******************************************************************************/
1450 extern void BTA_DmBlePasskeyReply(BD_ADDR bd_addr, bool accept,
1451                                   uint32_t passkey);
1452 
1453 /*******************************************************************************
1454  *
1455  * Function         BTA_DmBleConfirmReply
1456  *
1457  * Description      Send BLE SMP SC user confirmation reply.
1458  *
1459  * Parameters:      bd_addr          - BD address of the peer
1460  *                  accept           - numbers to compare are the same or
1461  *                                     different.
1462  *
1463  * Returns          void
1464  *
1465  ******************************************************************************/
1466 extern void BTA_DmBleConfirmReply(BD_ADDR bd_addr, bool accept);
1467 
1468 /*******************************************************************************
1469  *
1470  * Function         BTA_DmAddBleDevice
1471  *
1472  * Description      Add a BLE device.  This function will be normally called
1473  *                  during host startup to restore all required information
1474  *                  for a LE device stored in the NVRAM.
1475  *
1476  * Parameters:      bd_addr          - BD address of the peer
1477  *                  dev_type         - Remote device's device type.
1478  *                  addr_type        - LE device address type.
1479  *
1480  * Returns          void
1481  *
1482  ******************************************************************************/
1483 extern void BTA_DmAddBleDevice(BD_ADDR bd_addr, tBLE_ADDR_TYPE addr_type,
1484                                tBT_DEVICE_TYPE dev_type);
1485 
1486 /*******************************************************************************
1487  *
1488  * Function         BTA_DmAddBleKey
1489  *
1490  * Description      Add/modify LE device information.  This function will be
1491  *                  normally called during host startup to restore all required
1492  *                  information stored in the NVRAM.
1493  *
1494  * Parameters:      bd_addr          - BD address of the peer
1495  *                  p_le_key         - LE key values.
1496  *                  key_type         - LE SMP key type.
1497  *
1498  * Returns          void
1499  *
1500  ******************************************************************************/
1501 extern void BTA_DmAddBleKey(BD_ADDR bd_addr, tBTA_LE_KEY_VALUE* p_le_key,
1502                             tBTA_LE_KEY_TYPE key_type);
1503 
1504 /*******************************************************************************
1505  *
1506  * Function         BTA_DmSetBlePrefConnParams
1507  *
1508  * Description      This function is called to set the preferred connection
1509  *                  parameters when default connection parameter is not desired.
1510  *
1511  * Parameters:      bd_addr          - BD address of the peripheral
1512  *                  min_conn_int     - minimum preferred connection interval
1513  *                  max_conn_int     - maximum preferred connection interval
1514  *                  slave_latency    - preferred slave latency
1515  *                  supervision_tout - preferred supervision timeout
1516  *
1517  *
1518  * Returns          void
1519  *
1520  ******************************************************************************/
1521 extern void BTA_DmSetBlePrefConnParams(const BD_ADDR bd_addr,
1522                                        uint16_t min_conn_int,
1523                                        uint16_t max_conn_int,
1524                                        uint16_t slave_latency,
1525                                        uint16_t supervision_tout);
1526 
1527 /*******************************************************************************
1528  *
1529  * Function         BTA_DmSetBleConnScanParams
1530  *
1531  * Description      This function is called to set scan parameters used in
1532  *                  BLE connection request
1533  *
1534  * Parameters:      scan_interval    - scan interval
1535  *                  scan_window      - scan window
1536  *
1537  * Returns          void
1538  *
1539  ******************************************************************************/
1540 extern void BTA_DmSetBleConnScanParams(uint32_t scan_interval,
1541                                        uint32_t scan_window);
1542 
1543 /*******************************************************************************
1544  *
1545  * Function         BTA_DmSearchExt
1546  *
1547  * Description      This function searches for peer Bluetooth devices. It
1548  *                  performs an inquiry and gets the remote name for devices.
1549  *                  Service discovery is done if services is non zero
1550  *
1551  * Parameters       p_dm_inq: inquiry conditions
1552  *                  services: if service is not empty, service discovery will be
1553  *                            done.
1554  *                            for all GATT based service condition, put
1555  *                            num_uuid, and p_uuid is the pointer to the list of
1556  *                            UUID values.
1557  *                  p_cback: callback functino when search is completed.
1558  *
1559  *
1560  *
1561  * Returns          void
1562  *
1563  ******************************************************************************/
1564 extern void BTA_DmSearchExt(tBTA_DM_INQ* p_dm_inq,
1565                             tBTA_SERVICE_MASK_EXT* p_services,
1566                             tBTA_DM_SEARCH_CBACK* p_cback);
1567 
1568 /*******************************************************************************
1569  *
1570  * Function         BTA_DmDiscoverExt
1571  *
1572  * Description      This function does service discovery for services of a
1573  *                  peer device. When services.num_uuid is 0, it indicates all
1574  *                  GATT based services are to be searched; other wise a list of
1575  *                  UUID of interested services should be provided through
1576  *                  services.p_uuid.
1577  *
1578  *
1579  *
1580  * Returns          void
1581  *
1582  ******************************************************************************/
1583 extern void BTA_DmDiscoverExt(BD_ADDR bd_addr,
1584                               tBTA_SERVICE_MASK_EXT* p_services,
1585                               tBTA_DM_SEARCH_CBACK* p_cback, bool sdp_search);
1586 
1587 /*******************************************************************************
1588  *
1589  * Function         BTA_DmDiscoverByTransport
1590  *
1591  * Description      This function does service discovery on particular transport
1592  *                  for services of a
1593  *                  peer device. When services.num_uuid is 0, it indicates all
1594  *                  GATT based services are to be searched; other wise a list of
1595  *                  UUID of interested services should be provided through
1596  *                  p_services->p_uuid.
1597  *
1598  *
1599  *
1600  * Returns          void
1601  *
1602  ******************************************************************************/
1603 extern void BTA_DmDiscoverByTransport(BD_ADDR bd_addr,
1604                                       tBTA_SERVICE_MASK_EXT* p_services,
1605                                       tBTA_DM_SEARCH_CBACK* p_cback,
1606                                       bool sdp_search,
1607                                       tBTA_TRANSPORT transport);
1608 
1609 /*******************************************************************************
1610  *
1611  * Function         BTA_DmSetEncryption
1612  *
1613  * Description      This function is called to ensure that connection is
1614  *                  encrypted.  Should be called only on an open connection.
1615  *                  Typically only needed for connections that first want to
1616  *                  bring up unencrypted links, then later encrypt them.
1617  *
1618  * Parameters:      bd_addr       - Address of the peer device
1619  *                  transport     - transport of the link to be encruypted
1620  *                  p_callback    - Pointer to callback function to indicat the
1621  *                                  link encryption status
1622  *                  sec_act       - This is the security action to indicate
1623  *                                  what kind of BLE security level is required
1624  *                                  for the BLE link if BLE is supported
1625  *                                  Note: This parameter is ignored for
1626  *                                        BR/EDR or if BLE is not supported.
1627  *
1628  * Returns          void
1629  *
1630  *
1631  ******************************************************************************/
1632 extern void BTA_DmSetEncryption(BD_ADDR bd_addr, tBTA_TRANSPORT transport,
1633                                 tBTA_DM_ENCRYPT_CBACK* p_callback,
1634                                 tBTA_DM_BLE_SEC_ACT sec_act);
1635 
1636 /*******************************************************************************
1637  *
1638  * Function         BTA_DmBleObserve
1639  *
1640  * Description      This procedure keep the device listening for advertising
1641  *                  events from a broadcast device.
1642  *
1643  * Parameters       start: start or stop observe.
1644  *                  duration : Duration of the scan. Continuous scan if 0 is
1645  *                             passed
1646  *                  p_results_cb: Callback to be called with scan results
1647  *
1648  * Returns          void
1649  *
1650  ******************************************************************************/
1651 extern void BTA_DmBleObserve(bool start, uint8_t duration,
1652                              tBTA_DM_SEARCH_CBACK* p_results_cb);
1653 
1654 /*******************************************************************************
1655  *
1656  * Function         BTA_DmBleConfigLocalPrivacy
1657  *
1658  * Description      Enable/disable privacy on the local device
1659  *
1660  * Parameters:      privacy_enable   - enable/disabe privacy on remote device.
1661  *
1662  * Returns          void
1663  *
1664  ******************************************************************************/
1665 extern void BTA_DmBleConfigLocalPrivacy(bool privacy_enable);
1666 
1667 /*******************************************************************************
1668  *
1669  * Function         BTA_DmBleEnableRemotePrivacy
1670  *
1671  * Description      Enable/disable privacy on a remote device
1672  *
1673  * Parameters:      bd_addr          - BD address of the peer
1674  *                  privacy_enable   - enable/disabe privacy on remote device.
1675  *
1676  * Returns          void
1677  *
1678  ******************************************************************************/
1679 extern void BTA_DmBleEnableRemotePrivacy(BD_ADDR bd_addr, bool privacy_enable);
1680 
1681 /*******************************************************************************
1682  *
1683  * Function         BTA_DmBleUpdateConnectionParams
1684  *
1685  * Description      Update connection parameters, can only be used when
1686  *                  connection is up.
1687  *
1688  * Parameters:      bd_addr   - BD address of the peer
1689  *                  min_int   - minimum connection interval, [0x0004 ~ 0x4000]
1690  *                  max_int   - maximum connection interval, [0x0004 ~ 0x4000]
1691  *                  latency   - slave latency [0 ~ 500]
1692  *                  timeout   - supervision timeout [0x000a ~ 0xc80]
1693  *
1694  * Returns          void
1695  *
1696  ******************************************************************************/
1697 extern void BTA_DmBleUpdateConnectionParams(const BD_ADDR bd_addr,
1698                                             uint16_t min_int, uint16_t max_int,
1699                                             uint16_t latency, uint16_t timeout);
1700 
1701 /*******************************************************************************
1702  *
1703  * Function         BTA_DmBleSetDataLength
1704  *
1705  * Description      This function is to set maximum LE data packet size
1706  *
1707  * Returns          void
1708  *
1709  ******************************************************************************/
1710 extern void BTA_DmBleSetDataLength(BD_ADDR remote_device,
1711                                    uint16_t tx_data_length);
1712 
1713 /*******************************************************************************
1714  *
1715  * Function         BTA_DmBleGetEnergyInfo
1716  *
1717  * Description      This function is called to obtain the energy info
1718  *
1719  * Parameters       p_cmpl_cback - Command complete callback
1720  *
1721  * Returns          void
1722  *
1723  ******************************************************************************/
1724 extern void BTA_DmBleGetEnergyInfo(tBTA_BLE_ENERGY_INFO_CBACK* p_cmpl_cback);
1725 
1726 /*******************************************************************************
1727  *
1728  * Function         BTA_BrcmInit
1729  *
1730  * Description      This function initializes Broadcom specific VS handler in
1731  *                  BTA
1732  *
1733  * Returns          void
1734  *
1735  ******************************************************************************/
1736 extern void BTA_VendorInit(void);
1737 
1738 /*******************************************************************************
1739  *
1740  * Function         BTA_BrcmCleanup
1741  *
1742  * Description      This function frees up Broadcom specific VS specific dynamic
1743  *                  memory
1744  *
1745  * Returns          void
1746  *
1747  ******************************************************************************/
1748 extern void BTA_VendorCleanup(void);
1749 
1750 #endif /* BTA_API_H */
1751