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 #if (BTM_OOB_INCLUDED == TRUE)
27 #include "btif_dm.h"
28 #endif
29 #if (defined BLE_INCLUDED && BLE_INCLUDED == TRUE)
30 #include "bte_appl.h"
31
32 tBTE_APPL_CFG bte_appl_cfg =
33 {
34 BTM_AUTH_SPGB_YES, // Authentication requirements
35 BTM_LOCAL_IO_CAPS, // I/O capabilities
36 7, // Initiaor key size
37 7, // Responder key size
38 16 // Maximum key size
39 };
40 #endif
41
42 /*******************************************************************************
43 **
44 ** Function bta_dm_co_get_compress_memory
45 **
46 ** Description This callout function is executed by DM to get memory for compression
47
48 ** Parameters id - BTA SYS ID
49 ** memory_p - memory return by callout
50 ** memory_size - memory size
51 **
52 ** Returns TRUE for success, FALSE for fail.
53 **
54 *******************************************************************************/
bta_dm_co_get_compress_memory(tBTA_SYS_ID id,UINT8 ** memory_p,UINT32 * memory_size)55 BOOLEAN bta_dm_co_get_compress_memory(tBTA_SYS_ID id, UINT8 **memory_p, UINT32 *memory_size)
56 {
57 UNUSED(id);
58 UNUSED(memory_p);
59 UNUSED(memory_size);
60 return TRUE;
61 }
62
63 /*******************************************************************************
64 **
65 ** Function bta_dm_co_io_req
66 **
67 ** Description This callout function is executed by DM to get IO capabilities
68 ** of the local device for the Simple Pairing process
69 **
70 ** Parameters bd_addr - The peer device
71 ** *p_io_cap - The local Input/Output capabilities
72 ** *p_oob_data - TRUE, if OOB data is available for the peer device.
73 ** *p_auth_req - TRUE, if MITM protection is required.
74 **
75 ** Returns void.
76 **
77 *******************************************************************************/
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)78 void bta_dm_co_io_req(BD_ADDR bd_addr, tBTA_IO_CAP *p_io_cap, tBTA_OOB_DATA *p_oob_data,
79 tBTA_AUTH_REQ *p_auth_req, BOOLEAN is_orig)
80 {
81 UNUSED(bd_addr);
82 #if (BTM_OOB_INCLUDED == TRUE)
83 btif_dm_set_oob_for_io_req(p_oob_data);
84 #endif
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 #if (BTM_OOB_INCLUDED == TRUE)
133 /*******************************************************************************
134 **
135 ** Function bta_dm_co_loc_oob
136 **
137 ** Description This callout function is executed by DM to report the OOB
138 ** data of the local device for the Simple Pairing process
139 **
140 ** Parameters valid - TRUE, if the local OOB data is retrieved from LM
141 ** c - Simple Pairing Hash C
142 ** r - Simple Pairing Randomnizer R
143 **
144 ** Returns void.
145 **
146 *******************************************************************************/
bta_dm_co_loc_oob(BOOLEAN valid,BT_OCTET16 c,BT_OCTET16 r)147 void bta_dm_co_loc_oob(BOOLEAN valid, BT_OCTET16 c, BT_OCTET16 r)
148 {
149 BTIF_TRACE_DEBUG("bta_dm_co_loc_oob, valid = %d", valid);
150 #ifdef BTIF_DM_OOB_TEST
151 btif_dm_proc_loc_oob(valid, c, r);
152 #endif
153 }
154
155 /*******************************************************************************
156 **
157 ** Function bta_dm_co_rmt_oob
158 **
159 ** Description This callout function is executed by DM to request the OOB
160 ** data for the remote device for the Simple Pairing process
161 ** Need to call bta_dm_ci_rmt_oob() in response
162 **
163 ** Parameters bd_addr - The peer device
164 **
165 ** Returns void.
166 **
167 *******************************************************************************/
bta_dm_co_rmt_oob(BD_ADDR bd_addr)168 void bta_dm_co_rmt_oob(BD_ADDR bd_addr)
169 {
170 BT_OCTET16 p_c;
171 BT_OCTET16 p_r;
172 BOOLEAN result = FALSE;
173
174 #ifdef BTIF_DM_OOB_TEST
175 result = btif_dm_proc_rmt_oob(bd_addr, p_c, p_r);
176 #endif
177
178 BTIF_TRACE_DEBUG("bta_dm_co_rmt_oob: result=%d",result);
179 bta_dm_ci_rmt_oob(result, bd_addr, p_c, p_r);
180 }
181
182 #endif /* BTM_OOB_INCLUDED */
183
184
185 // REMOVE FOR BLUEDROID ?
186
187 #if (BTM_SCO_HCI_INCLUDED == TRUE ) && (BTM_SCO_INCLUDED == TRUE)
188
189 /*******************************************************************************
190 **
191 ** Function btui_sco_codec_callback
192 **
193 ** Description Callback for btui codec.
194 **
195 **
196 ** Returns void
197 **
198 *******************************************************************************/
btui_sco_codec_callback(UINT16 event,UINT16 sco_handle)199 static void btui_sco_codec_callback(UINT16 event, UINT16 sco_handle)
200 {
201 bta_dm_sco_ci_data_ready(event, sco_handle);
202 }
203 /*******************************************************************************
204 **
205 ** Function bta_dm_sco_co_init
206 **
207 ** Description This function can be used by the phone to initialize audio
208 ** codec or for other initialization purposes before SCO connection
209 ** is opened.
210 **
211 **
212 ** Returns tBTA_DM_SCO_ROUTE_TYPE: SCO routing configuration type.
213 **
214 *******************************************************************************/
bta_dm_sco_co_init(UINT32 rx_bw,UINT32 tx_bw,tBTA_CODEC_INFO * p_codec_type,UINT8 app_id)215 tBTA_DM_SCO_ROUTE_TYPE bta_dm_sco_co_init(UINT32 rx_bw, UINT32 tx_bw,
216 tBTA_CODEC_INFO * p_codec_type, UINT8 app_id)
217 {
218 tBTM_SCO_ROUTE_TYPE route = BTA_DM_SCO_ROUTE_PCM;
219
220 BTIF_TRACE_DEBUG("bta_dm_sco_co_init");
221
222 /* set up SCO routing configuration if SCO over HCI app ID is used and run time
223 configuration is set to SCO over HCI */
224 /* HS invoke this call-out */
225 if (
226 #if (BTA_HS_INCLUDED == TRUE ) && (BTA_HS_INCLUDED == TRUE)
227 (app_id == BTUI_DM_SCO_4_HS_APP_ID && btui_cfg.hs_sco_over_hci) ||
228 #endif
229 /* AG invoke this call-out */
230 (app_id != BTUI_DM_SCO_4_HS_APP_ID && btui_cfg.ag_sco_over_hci ))
231 {
232 route = btui_cb.sco_hci = BTA_DM_SCO_ROUTE_HCI;
233 }
234 /* no codec is is used for the SCO data */
235 if (p_codec_type->codec_type == BTA_SCO_CODEC_PCM && route == BTA_DM_SCO_ROUTE_HCI)
236 {
237 /* initialize SCO codec */
238 if (!btui_sco_codec_init(rx_bw, tx_bw))
239 {
240 BTIF_TRACE_ERROR("codec initialization exception!");
241 }
242 }
243
244 return route;
245 }
246
247
248
249 /*******************************************************************************
250 **
251 ** Function bta_dm_sco_co_open
252 **
253 ** Description This function is executed when a SCO connection is open.
254 **
255 **
256 ** Returns void
257 **
258 *******************************************************************************/
bta_dm_sco_co_open(UINT16 handle,UINT8 pkt_size,UINT16 event)259 void bta_dm_sco_co_open(UINT16 handle, UINT8 pkt_size, UINT16 event)
260 {
261 tBTUI_SCO_CODEC_CFG cfg;
262
263 if (btui_cb.sco_hci)
264 {
265 BTIF_TRACE_DEBUG("bta_dm_sco_co_open handle:%d pkt_size:%d", handle, pkt_size);
266 /* use dedicated SCO buffer pool for SCO TX data */
267 cfg.pool_id = HCI_SCO_POOL_ID;
268 cfg.p_cback = btui_sco_codec_callback;
269 cfg.pkt_size = pkt_size;
270 cfg.cb_event = event;
271 /* open and start the codec */
272 btui_sco_codec_open(&cfg);
273 btui_sco_codec_start(handle);
274 }
275 }
276
277 /*******************************************************************************
278 **
279 ** Function bta_dm_sco_co_close
280 **
281 ** Description This function is called when a SCO connection is closed
282 **
283 **
284 ** Returns void
285 **
286 *******************************************************************************/
bta_dm_sco_co_close(void)287 void bta_dm_sco_co_close(void)
288 {
289 if (btui_cb.sco_hci)
290 {
291 BTIF_TRACE_DEBUG("bta_dm_sco_co_close close codec");
292 /* close sco codec */
293 btui_sco_codec_close();
294
295 btui_cb.sco_hci = FALSE;
296 }
297 }
298
299 /*******************************************************************************
300 **
301 ** Function bta_dm_sco_co_in_data
302 **
303 ** Description This function is called to send incoming SCO data to application.
304 **
305 ** Returns void
306 **
307 *******************************************************************************/
bta_dm_sco_co_in_data(BT_HDR * p_buf)308 void bta_dm_sco_co_in_data(BT_HDR *p_buf)
309 {
310 if (btui_cfg.sco_use_mic)
311 btui_sco_codec_inqdata (p_buf);
312 else
313 GKI_freebuf(p_buf);
314 }
315
316 /*******************************************************************************
317 **
318 ** Function bta_dm_sco_co_out_data
319 **
320 ** Description This function is called to send SCO data over HCI.
321 **
322 ** Returns void
323 **
324 *******************************************************************************/
bta_dm_sco_co_out_data(BT_HDR ** p_buf)325 void bta_dm_sco_co_out_data(BT_HDR **p_buf)
326 {
327 btui_sco_codec_readbuf(p_buf);
328 }
329
330 #endif /* #if (BTM_SCO_HCI_INCLUDED == TRUE ) && (BTM_SCO_INCLUDED == TRUE)*/
331
332
333 #if (defined BLE_INCLUDED && BLE_INCLUDED == TRUE)
334 /*******************************************************************************
335 **
336 ** Function bta_dm_co_le_io_key_req
337 **
338 ** Description This callout function is executed by DM to get BLE key information
339 ** before SMP pairing gets going.
340 **
341 ** Parameters bd_addr - The peer device
342 ** *p_max_key_size - max key size local device supported.
343 ** *p_init_key - initiator keys.
344 ** *p_resp_key - responder keys.
345 **
346 ** Returns void.
347 **
348 *******************************************************************************/
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)349 void bta_dm_co_le_io_key_req(BD_ADDR bd_addr, UINT8 *p_max_key_size,
350 tBTA_LE_KEY_TYPE *p_init_key,
351 tBTA_LE_KEY_TYPE *p_resp_key )
352 {
353 UNUSED(bd_addr);
354 BTIF_TRACE_ERROR("##################################");
355 BTIF_TRACE_ERROR("bta_dm_co_le_io_key_req: only setting max size to 16");
356 BTIF_TRACE_ERROR("##################################");
357 *p_max_key_size = 16;
358 *p_init_key = *p_resp_key =
359 (BTA_LE_KEY_PENC|BTA_LE_KEY_PID|BTA_LE_KEY_PCSRK|BTA_LE_KEY_LENC|BTA_LE_KEY_LID|BTA_LE_KEY_LCSRK);
360 }
361
362
363 /*******************************************************************************
364 **
365 ** Function bta_dm_co_ble_local_key_reload
366 **
367 ** Description This callout function is to load the local BLE keys if available
368 ** on the device.
369 **
370 ** Parameters none
371 **
372 ** Returns void.
373 **
374 *******************************************************************************/
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)375 void bta_dm_co_ble_load_local_keys(tBTA_DM_BLE_LOCAL_KEY_MASK *p_key_mask, BT_OCTET16 er,
376 tBTA_BLE_LOCAL_ID_KEYS *p_id_keys)
377 {
378 BTIF_TRACE_DEBUG("##################################");
379 BTIF_TRACE_DEBUG("bta_dm_co_ble_load_local_keys: Load local keys if any are persisted");
380 BTIF_TRACE_DEBUG("##################################");
381 btif_dm_get_ble_local_keys( p_key_mask, er, p_id_keys);
382 }
383
384 /*******************************************************************************
385 **
386 ** Function bta_dm_co_ble_io_req
387 **
388 ** Description This callout function is executed by DM to get BLE IO capabilities
389 ** before SMP pairing gets going.
390 **
391 ** Parameters bd_addr - The peer device
392 ** *p_io_cap - The local Input/Output capabilities
393 ** *p_oob_data - TRUE, if OOB data is available for the peer device.
394 ** *p_auth_req - Auth request setting (Bonding and MITM required or not)
395 ** *p_max_key_size - max key size local device supported.
396 ** *p_init_key - initiator keys.
397 ** *p_resp_key - responder keys.
398 **
399 ** Returns void.
400 **
401 *******************************************************************************/
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)402 void bta_dm_co_ble_io_req(BD_ADDR bd_addr, tBTA_IO_CAP *p_io_cap,
403 tBTA_OOB_DATA *p_oob_data,
404 tBTA_LE_AUTH_REQ *p_auth_req,
405 UINT8 *p_max_key_size,
406 tBTA_LE_KEY_TYPE *p_init_key,
407 tBTA_LE_KEY_TYPE *p_resp_key )
408 {
409 UNUSED(bd_addr);
410 /* if OOB is not supported, this call-out function does not need to do anything
411 * otherwise, look for the OOB data associated with the address and set *p_oob_data accordingly
412 * If the answer can not be obtained right away,
413 * set *p_oob_data to BTA_OOB_UNKNOWN and call bta_dm_ci_io_req() when the answer is available */
414
415 *p_oob_data = FALSE;
416
417 /* *p_auth_req by default is FALSE for devices with NoInputNoOutput; TRUE for other devices. */
418
419 if (bte_appl_cfg.ble_auth_req)
420 *p_auth_req = bte_appl_cfg.ble_auth_req | (bte_appl_cfg.ble_auth_req & 0x04) | ((*p_auth_req) & 0x04);
421
422 if (bte_appl_cfg.ble_io_cap <=4)
423 *p_io_cap = bte_appl_cfg.ble_io_cap;
424
425 if (bte_appl_cfg.ble_init_key<=7)
426 *p_init_key = bte_appl_cfg.ble_init_key;
427
428 if (bte_appl_cfg.ble_resp_key<=7)
429 *p_resp_key = bte_appl_cfg.ble_resp_key;
430
431 if (bte_appl_cfg.ble_max_key_size > 7 && bte_appl_cfg.ble_max_key_size <= 16)
432 *p_max_key_size = bte_appl_cfg.ble_max_key_size;
433 }
434
435
436 #endif
437
438