1 /******************************************************************************
2 *
3 * Copyright (C) 2009-2012 Broadcom Corporation
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at:
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 *
17 ******************************************************************************/
18 #include <stdio.h>
19 #include <stdlib.h>
20
21 #include "bta_api.h"
22 #include "bta_sys.h"
23 #include "bta_dm_co.h"
24 #include "bta_dm_ci.h"
25 #include "bt_utils.h"
26 #include "btif_dm.h"
27 #if (defined BLE_INCLUDED && BLE_INCLUDED == TRUE)
28 #include "bte_appl.h"
29
30 tBTE_APPL_CFG bte_appl_cfg =
31 {
32 #if SMP_INCLUDED == TRUE
33 BTA_LE_AUTH_REQ_SC_MITM_BOND, // Authentication requirements
34 #else
35 BTM_AUTH_SPGB_YES, // Authentication requirements
36 #endif
37 BTM_LOCAL_IO_CAPS_BLE,
38 BTM_BLE_INITIATOR_KEY_SIZE,
39 BTM_BLE_RESPONDER_KEY_SIZE,
40 BTM_BLE_MAX_KEY_SIZE
41 };
42 #endif
43
44 /*******************************************************************************
45 **
46 ** Function bta_dm_co_get_compress_memory
47 **
48 ** Description This callout function is executed by DM to get memory for compression
49
50 ** Parameters id - BTA SYS ID
51 ** memory_p - memory return by callout
52 ** memory_size - memory size
53 **
54 ** Returns TRUE for success, FALSE for fail.
55 **
56 *******************************************************************************/
bta_dm_co_get_compress_memory(tBTA_SYS_ID id,UINT8 ** memory_p,UINT32 * memory_size)57 BOOLEAN bta_dm_co_get_compress_memory(tBTA_SYS_ID id, UINT8 **memory_p, UINT32 *memory_size)
58 {
59 UNUSED(id);
60 UNUSED(memory_p);
61 UNUSED(memory_size);
62 return TRUE;
63 }
64
65 /*******************************************************************************
66 **
67 ** Function bta_dm_co_io_req
68 **
69 ** Description This callout function is executed by DM to get IO capabilities
70 ** of the local device for the Simple Pairing process
71 **
72 ** Parameters bd_addr - The peer device
73 ** *p_io_cap - The local Input/Output capabilities
74 ** *p_oob_data - TRUE, if OOB data is available for the peer device.
75 ** *p_auth_req - TRUE, if MITM protection is required.
76 **
77 ** Returns void.
78 **
79 *******************************************************************************/
bta_dm_co_io_req(BD_ADDR bd_addr,tBTA_IO_CAP * p_io_cap,tBTA_OOB_DATA * p_oob_data,tBTA_AUTH_REQ * p_auth_req,BOOLEAN is_orig)80 void bta_dm_co_io_req(BD_ADDR bd_addr, tBTA_IO_CAP *p_io_cap, tBTA_OOB_DATA *p_oob_data,
81 tBTA_AUTH_REQ *p_auth_req, BOOLEAN is_orig)
82 {
83 UNUSED(bd_addr);
84 btif_dm_set_oob_for_io_req(p_oob_data);
85 btif_dm_proc_io_req(bd_addr, p_io_cap, p_oob_data, p_auth_req, is_orig);
86 BTIF_TRACE_DEBUG("bta_dm_co_io_req *p_oob_data = %d", *p_oob_data);
87 BTIF_TRACE_DEBUG("bta_dm_co_io_req *p_io_cap = %d", *p_io_cap);
88 BTIF_TRACE_DEBUG("bta_dm_co_io_req *p_auth_req = %d", *p_auth_req);
89 BTIF_TRACE_DEBUG("bta_dm_co_io_req is_orig = %d", is_orig);
90 }
91
92 /*******************************************************************************
93 **
94 ** Function bta_dm_co_io_rsp
95 **
96 ** Description This callout function is executed by DM to report IO capabilities
97 ** of the peer device for the Simple Pairing process
98 **
99 ** Parameters bd_addr - The peer device
100 ** io_cap - The remote Input/Output capabilities
101 ** oob_data - TRUE, if OOB data is available for the peer device.
102 ** auth_req - TRUE, if MITM protection is required.
103 **
104 ** Returns void.
105 **
106 *******************************************************************************/
bta_dm_co_io_rsp(BD_ADDR bd_addr,tBTA_IO_CAP io_cap,tBTA_OOB_DATA oob_data,tBTA_AUTH_REQ auth_req)107 void bta_dm_co_io_rsp(BD_ADDR bd_addr, tBTA_IO_CAP io_cap,
108 tBTA_OOB_DATA oob_data, tBTA_AUTH_REQ auth_req)
109 {
110 btif_dm_proc_io_rsp(bd_addr, io_cap, oob_data, auth_req);
111 }
112
113 /*******************************************************************************
114 **
115 ** Function bta_dm_co_lk_upgrade
116 **
117 ** Description This callout function is executed by DM to check if the
118 ** platform wants allow link key upgrade
119 **
120 ** Parameters bd_addr - The peer device
121 ** *p_upgrade - TRUE, if link key upgrade is desired.
122 **
123 ** Returns void.
124 **
125 *******************************************************************************/
bta_dm_co_lk_upgrade(BD_ADDR bd_addr,BOOLEAN * p_upgrade)126 void bta_dm_co_lk_upgrade(BD_ADDR bd_addr, BOOLEAN *p_upgrade )
127 {
128 UNUSED(bd_addr);
129 UNUSED(p_upgrade);
130 }
131
132 /*******************************************************************************
133 **
134 ** Function bta_dm_co_loc_oob
135 **
136 ** Description This callout function is executed by DM to report the OOB
137 ** data of the local device for the Simple Pairing process
138 **
139 ** Parameters valid - TRUE, if the local OOB data is retrieved from LM
140 ** c - Simple Pairing Hash C
141 ** r - Simple Pairing Randomnizer R
142 **
143 ** Returns void.
144 **
145 *******************************************************************************/
bta_dm_co_loc_oob(BOOLEAN valid,BT_OCTET16 c,BT_OCTET16 r)146 void bta_dm_co_loc_oob(BOOLEAN valid, BT_OCTET16 c, BT_OCTET16 r)
147 {
148 BTIF_TRACE_DEBUG("bta_dm_co_loc_oob, valid = %d", valid);
149 #ifdef BTIF_DM_OOB_TEST
150 btif_dm_proc_loc_oob(valid, c, r);
151 #endif
152 }
153
154 /*******************************************************************************
155 **
156 ** Function bta_dm_co_rmt_oob
157 **
158 ** Description This callout function is executed by DM to request the OOB
159 ** data for the remote device for the Simple Pairing process
160 ** Need to call bta_dm_ci_rmt_oob() in response
161 **
162 ** Parameters bd_addr - The peer device
163 **
164 ** Returns void.
165 **
166 *******************************************************************************/
bta_dm_co_rmt_oob(BD_ADDR bd_addr)167 void bta_dm_co_rmt_oob(BD_ADDR bd_addr)
168 {
169 BT_OCTET16 p_c;
170 BT_OCTET16 p_r;
171 BOOLEAN result = FALSE;
172
173 #ifdef BTIF_DM_OOB_TEST
174 result = btif_dm_proc_rmt_oob(bd_addr, p_c, p_r);
175 #endif
176
177 BTIF_TRACE_DEBUG("bta_dm_co_rmt_oob: result=%d",result);
178 bta_dm_ci_rmt_oob(result, bd_addr, p_c, p_r);
179 }
180
181
182 // REMOVE FOR BLUEDROID ?
183
184 #if (BTM_SCO_HCI_INCLUDED == TRUE ) && (BTM_SCO_INCLUDED == TRUE)
185
186 /*******************************************************************************
187 **
188 ** Function btui_sco_codec_callback
189 **
190 ** Description Callback for btui codec.
191 **
192 **
193 ** Returns void
194 **
195 *******************************************************************************/
btui_sco_codec_callback(UINT16 event,UINT16 sco_handle)196 static void btui_sco_codec_callback(UINT16 event, UINT16 sco_handle)
197 {
198 bta_dm_sco_ci_data_ready(event, sco_handle);
199 }
200 /*******************************************************************************
201 **
202 ** Function bta_dm_sco_co_init
203 **
204 ** Description This function can be used by the phone to initialize audio
205 ** codec or for other initialization purposes before SCO connection
206 ** is opened.
207 **
208 **
209 ** Returns tBTA_DM_SCO_ROUTE_TYPE: SCO routing configuration type.
210 **
211 *******************************************************************************/
bta_dm_sco_co_init(UINT32 rx_bw,UINT32 tx_bw,tBTA_CODEC_INFO * p_codec_type,UINT8 app_id)212 tBTA_DM_SCO_ROUTE_TYPE bta_dm_sco_co_init(UINT32 rx_bw, UINT32 tx_bw,
213 tBTA_CODEC_INFO * p_codec_type, UINT8 app_id)
214 {
215 tBTM_SCO_ROUTE_TYPE route = BTA_DM_SCO_ROUTE_PCM;
216
217 BTIF_TRACE_DEBUG("bta_dm_sco_co_init");
218
219 /* set up SCO routing configuration if SCO over HCI app ID is used and run time
220 configuration is set to SCO over HCI */
221 /* HS invoke this call-out */
222 if (
223 #if (BTA_HS_INCLUDED == TRUE ) && (BTA_HS_INCLUDED == TRUE)
224 (app_id == BTUI_DM_SCO_4_HS_APP_ID && btui_cfg.hs_sco_over_hci) ||
225 #endif
226 /* AG invoke this call-out */
227 (app_id != BTUI_DM_SCO_4_HS_APP_ID && btui_cfg.ag_sco_over_hci ))
228 {
229 route = btui_cb.sco_hci = BTA_DM_SCO_ROUTE_HCI;
230 }
231 /* no codec is is used for the SCO data */
232 if (p_codec_type->codec_type == BTA_SCO_CODEC_PCM && route == BTA_DM_SCO_ROUTE_HCI)
233 {
234 /* initialize SCO codec */
235 if (!btui_sco_codec_init(rx_bw, tx_bw))
236 {
237 BTIF_TRACE_ERROR("codec initialization exception!");
238 }
239 }
240
241 return route;
242 }
243
244
245
246 /*******************************************************************************
247 **
248 ** Function bta_dm_sco_co_open
249 **
250 ** Description This function is executed when a SCO connection is open.
251 **
252 **
253 ** Returns void
254 **
255 *******************************************************************************/
bta_dm_sco_co_open(UINT16 handle,UINT8 pkt_size,UINT16 event)256 void bta_dm_sco_co_open(UINT16 handle, UINT8 pkt_size, UINT16 event)
257 {
258 tBTUI_SCO_CODEC_CFG cfg;
259
260 if (btui_cb.sco_hci)
261 {
262 BTIF_TRACE_DEBUG("bta_dm_sco_co_open handle:%d pkt_size:%d", handle, pkt_size);
263 cfg.p_cback = btui_sco_codec_callback;
264 cfg.pkt_size = pkt_size;
265 cfg.cb_event = event;
266 /* open and start the codec */
267 btui_sco_codec_open(&cfg);
268 btui_sco_codec_start(handle);
269 }
270 }
271
272 /*******************************************************************************
273 **
274 ** Function bta_dm_sco_co_close
275 **
276 ** Description This function is called when a SCO connection is closed
277 **
278 **
279 ** Returns void
280 **
281 *******************************************************************************/
bta_dm_sco_co_close(void)282 void bta_dm_sco_co_close(void)
283 {
284 if (btui_cb.sco_hci)
285 {
286 BTIF_TRACE_DEBUG("bta_dm_sco_co_close close codec");
287 /* close sco codec */
288 btui_sco_codec_close();
289
290 btui_cb.sco_hci = FALSE;
291 }
292 }
293
294 /*******************************************************************************
295 **
296 ** Function bta_dm_sco_co_in_data
297 **
298 ** Description This function is called to send incoming SCO data to application.
299 **
300 ** Returns void
301 **
302 *******************************************************************************/
bta_dm_sco_co_in_data(BT_HDR * p_buf)303 void bta_dm_sco_co_in_data(BT_HDR *p_buf)
304 {
305 if (btui_cfg.sco_use_mic)
306 btui_sco_codec_inqdata(p_buf);
307 else
308 osi_free(p_buf);
309 }
310
311 /*******************************************************************************
312 **
313 ** Function bta_dm_sco_co_out_data
314 **
315 ** Description This function is called to send SCO data over HCI.
316 **
317 ** Returns void
318 **
319 *******************************************************************************/
bta_dm_sco_co_out_data(BT_HDR ** p_buf)320 void bta_dm_sco_co_out_data(BT_HDR **p_buf)
321 {
322 btui_sco_codec_readbuf(p_buf);
323 }
324
325 #endif /* #if (BTM_SCO_HCI_INCLUDED == TRUE ) && (BTM_SCO_INCLUDED == TRUE)*/
326
327
328 #if (defined BLE_INCLUDED && BLE_INCLUDED == TRUE)
329 /*******************************************************************************
330 **
331 ** Function bta_dm_co_le_io_key_req
332 **
333 ** Description This callout function is executed by DM to get BLE key information
334 ** before SMP pairing gets going.
335 **
336 ** Parameters bd_addr - The peer device
337 ** *p_max_key_size - max key size local device supported.
338 ** *p_init_key - initiator keys.
339 ** *p_resp_key - responder keys.
340 **
341 ** Returns void.
342 **
343 *******************************************************************************/
bta_dm_co_le_io_key_req(BD_ADDR bd_addr,UINT8 * p_max_key_size,tBTA_LE_KEY_TYPE * p_init_key,tBTA_LE_KEY_TYPE * p_resp_key)344 void bta_dm_co_le_io_key_req(BD_ADDR bd_addr, UINT8 *p_max_key_size,
345 tBTA_LE_KEY_TYPE *p_init_key,
346 tBTA_LE_KEY_TYPE *p_resp_key )
347 {
348 UNUSED(bd_addr);
349 BTIF_TRACE_ERROR("##################################");
350 BTIF_TRACE_ERROR("bta_dm_co_le_io_key_req: only setting max size to 16");
351 BTIF_TRACE_ERROR("##################################");
352 *p_max_key_size = 16;
353 *p_init_key = *p_resp_key =
354 (BTA_LE_KEY_PENC|BTA_LE_KEY_PID|BTA_LE_KEY_PCSRK|BTA_LE_KEY_LENC|BTA_LE_KEY_LID|BTA_LE_KEY_LCSRK);
355 }
356
357
358 /*******************************************************************************
359 **
360 ** Function bta_dm_co_ble_local_key_reload
361 **
362 ** Description This callout function is to load the local BLE keys if available
363 ** on the device.
364 **
365 ** Parameters none
366 **
367 ** Returns void.
368 **
369 *******************************************************************************/
bta_dm_co_ble_load_local_keys(tBTA_DM_BLE_LOCAL_KEY_MASK * p_key_mask,BT_OCTET16 er,tBTA_BLE_LOCAL_ID_KEYS * p_id_keys)370 void bta_dm_co_ble_load_local_keys(tBTA_DM_BLE_LOCAL_KEY_MASK *p_key_mask, BT_OCTET16 er,
371 tBTA_BLE_LOCAL_ID_KEYS *p_id_keys)
372 {
373 BTIF_TRACE_DEBUG("##################################");
374 BTIF_TRACE_DEBUG("bta_dm_co_ble_load_local_keys: Load local keys if any are persisted");
375 BTIF_TRACE_DEBUG("##################################");
376 btif_dm_get_ble_local_keys( p_key_mask, er, p_id_keys);
377 }
378
379 /*******************************************************************************
380 **
381 ** Function bta_dm_co_ble_io_req
382 **
383 ** Description This callout function is executed by DM to get BLE IO capabilities
384 ** before SMP pairing gets going.
385 **
386 ** Parameters bd_addr - The peer device
387 ** *p_io_cap - The local Input/Output capabilities
388 ** *p_oob_data - TRUE, if OOB data is available for the peer device.
389 ** *p_auth_req - Auth request setting (Bonding and MITM required or not)
390 ** *p_max_key_size - max key size local device supported.
391 ** *p_init_key - initiator keys.
392 ** *p_resp_key - responder keys.
393 **
394 ** Returns void.
395 **
396 *******************************************************************************/
bta_dm_co_ble_io_req(BD_ADDR bd_addr,tBTA_IO_CAP * p_io_cap,tBTA_OOB_DATA * p_oob_data,tBTA_LE_AUTH_REQ * p_auth_req,UINT8 * p_max_key_size,tBTA_LE_KEY_TYPE * p_init_key,tBTA_LE_KEY_TYPE * p_resp_key)397 void bta_dm_co_ble_io_req(BD_ADDR bd_addr, tBTA_IO_CAP *p_io_cap,
398 tBTA_OOB_DATA *p_oob_data,
399 tBTA_LE_AUTH_REQ *p_auth_req,
400 UINT8 *p_max_key_size,
401 tBTA_LE_KEY_TYPE *p_init_key,
402 tBTA_LE_KEY_TYPE *p_resp_key )
403 {
404 UNUSED(bd_addr);
405 /* Retrieve the properties from file system if possible */
406 tBTE_APPL_CFG nv_config;
407 if(btif_dm_get_smp_config(&nv_config))
408 bte_appl_cfg = nv_config;
409
410 /* *p_auth_req by default is FALSE for devices with NoInputNoOutput; TRUE for other devices. */
411
412 if (bte_appl_cfg.ble_auth_req)
413 *p_auth_req = bte_appl_cfg.ble_auth_req | (bte_appl_cfg.ble_auth_req & 0x04) | ((*p_auth_req) & 0x04);
414
415 /* if OOB is not supported, this call-out function does not need to do anything
416 * otherwise, look for the OOB data associated with the address and set *p_oob_data accordingly.
417 * If the answer can not be obtained right away,
418 * set *p_oob_data to BTA_OOB_UNKNOWN and call bta_dm_ci_io_req() when the answer is available.
419 */
420
421 btif_dm_set_oob_for_le_io_req(bd_addr, p_oob_data, p_auth_req);
422
423 if (bte_appl_cfg.ble_io_cap <=4)
424 *p_io_cap = bte_appl_cfg.ble_io_cap;
425
426 if (bte_appl_cfg.ble_init_key <= BTM_BLE_INITIATOR_KEY_SIZE)
427 *p_init_key = bte_appl_cfg.ble_init_key;
428
429 if (bte_appl_cfg.ble_resp_key <= BTM_BLE_RESPONDER_KEY_SIZE)
430 *p_resp_key = bte_appl_cfg.ble_resp_key;
431
432 if (bte_appl_cfg.ble_max_key_size > 7 && bte_appl_cfg.ble_max_key_size <= 16)
433 *p_max_key_size = bte_appl_cfg.ble_max_key_size;
434 }
435
436
437 #endif
438
439