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 #if SMP_INCLUDED == TRUE 35 BTA_LE_AUTH_REQ_SC_MITM_BOND, // Authentication requirements 36 #else 37 BTM_AUTH_SPGB_YES, // Authentication requirements 38 #endif 39 BTM_LOCAL_IO_CAPS_BLE, 40 BTM_BLE_INITIATOR_KEY_SIZE, 41 BTM_BLE_RESPONDER_KEY_SIZE, 42 BTM_BLE_MAX_KEY_SIZE 43 }; 44 #endif 45 46 /******************************************************************************* 47 ** 48 ** Function bta_dm_co_get_compress_memory 49 ** 50 ** Description This callout function is executed by DM to get memory for compression 51 52 ** Parameters id - BTA SYS ID 53 ** memory_p - memory return by callout 54 ** memory_size - memory size 55 ** 56 ** Returns TRUE for success, FALSE for fail. 57 ** 58 *******************************************************************************/ 59 BOOLEAN bta_dm_co_get_compress_memory(tBTA_SYS_ID id, UINT8 **memory_p, UINT32 *memory_size) 60 { 61 UNUSED(id); 62 UNUSED(memory_p); 63 UNUSED(memory_size); 64 return TRUE; 65 } 66 67 /******************************************************************************* 68 ** 69 ** Function bta_dm_co_io_req 70 ** 71 ** Description This callout function is executed by DM to get IO capabilities 72 ** of the local device for the Simple Pairing process 73 ** 74 ** Parameters bd_addr - The peer device 75 ** *p_io_cap - The local Input/Output capabilities 76 ** *p_oob_data - TRUE, if OOB data is available for the peer device. 77 ** *p_auth_req - TRUE, if MITM protection is required. 78 ** 79 ** Returns void. 80 ** 81 *******************************************************************************/ 82 void bta_dm_co_io_req(BD_ADDR bd_addr, tBTA_IO_CAP *p_io_cap, tBTA_OOB_DATA *p_oob_data, 83 tBTA_AUTH_REQ *p_auth_req, BOOLEAN is_orig) 84 { 85 UNUSED(bd_addr); 86 #if (BTM_OOB_INCLUDED == TRUE) 87 btif_dm_set_oob_for_io_req(p_oob_data); 88 #endif 89 btif_dm_proc_io_req(bd_addr, p_io_cap, p_oob_data, p_auth_req, is_orig); 90 BTIF_TRACE_DEBUG("bta_dm_co_io_req *p_oob_data = %d", *p_oob_data); 91 BTIF_TRACE_DEBUG("bta_dm_co_io_req *p_io_cap = %d", *p_io_cap); 92 BTIF_TRACE_DEBUG("bta_dm_co_io_req *p_auth_req = %d", *p_auth_req); 93 BTIF_TRACE_DEBUG("bta_dm_co_io_req is_orig = %d", is_orig); 94 } 95 96 /******************************************************************************* 97 ** 98 ** Function bta_dm_co_io_rsp 99 ** 100 ** Description This callout function is executed by DM to report IO capabilities 101 ** of the peer device for the Simple Pairing process 102 ** 103 ** Parameters bd_addr - The peer device 104 ** io_cap - The remote Input/Output capabilities 105 ** oob_data - TRUE, if OOB data is available for the peer device. 106 ** auth_req - TRUE, if MITM protection is required. 107 ** 108 ** Returns void. 109 ** 110 *******************************************************************************/ 111 void bta_dm_co_io_rsp(BD_ADDR bd_addr, tBTA_IO_CAP io_cap, 112 tBTA_OOB_DATA oob_data, tBTA_AUTH_REQ auth_req) 113 { 114 btif_dm_proc_io_rsp(bd_addr, io_cap, oob_data, auth_req); 115 } 116 117 /******************************************************************************* 118 ** 119 ** Function bta_dm_co_lk_upgrade 120 ** 121 ** Description This callout function is executed by DM to check if the 122 ** platform wants allow link key upgrade 123 ** 124 ** Parameters bd_addr - The peer device 125 ** *p_upgrade - TRUE, if link key upgrade is desired. 126 ** 127 ** Returns void. 128 ** 129 *******************************************************************************/ 130 void bta_dm_co_lk_upgrade(BD_ADDR bd_addr, BOOLEAN *p_upgrade ) 131 { 132 UNUSED(bd_addr); 133 UNUSED(p_upgrade); 134 } 135 136 #if (BTM_OOB_INCLUDED == TRUE) 137 /******************************************************************************* 138 ** 139 ** Function bta_dm_co_loc_oob 140 ** 141 ** Description This callout function is executed by DM to report the OOB 142 ** data of the local device for the Simple Pairing process 143 ** 144 ** Parameters valid - TRUE, if the local OOB data is retrieved from LM 145 ** c - Simple Pairing Hash C 146 ** r - Simple Pairing Randomnizer R 147 ** 148 ** Returns void. 149 ** 150 *******************************************************************************/ 151 void bta_dm_co_loc_oob(BOOLEAN valid, BT_OCTET16 c, BT_OCTET16 r) 152 { 153 BTIF_TRACE_DEBUG("bta_dm_co_loc_oob, valid = %d", valid); 154 #ifdef BTIF_DM_OOB_TEST 155 btif_dm_proc_loc_oob(valid, c, r); 156 #endif 157 } 158 159 /******************************************************************************* 160 ** 161 ** Function bta_dm_co_rmt_oob 162 ** 163 ** Description This callout function is executed by DM to request the OOB 164 ** data for the remote device for the Simple Pairing process 165 ** Need to call bta_dm_ci_rmt_oob() in response 166 ** 167 ** Parameters bd_addr - The peer device 168 ** 169 ** Returns void. 170 ** 171 *******************************************************************************/ 172 void bta_dm_co_rmt_oob(BD_ADDR bd_addr) 173 { 174 BT_OCTET16 p_c; 175 BT_OCTET16 p_r; 176 BOOLEAN result = FALSE; 177 178 #ifdef BTIF_DM_OOB_TEST 179 result = btif_dm_proc_rmt_oob(bd_addr, p_c, p_r); 180 #endif 181 182 BTIF_TRACE_DEBUG("bta_dm_co_rmt_oob: result=%d",result); 183 bta_dm_ci_rmt_oob(result, bd_addr, p_c, p_r); 184 } 185 186 #endif /* BTM_OOB_INCLUDED */ 187 188 189 // REMOVE FOR BLUEDROID ? 190 191 #if (BTM_SCO_HCI_INCLUDED == TRUE ) && (BTM_SCO_INCLUDED == TRUE) 192 193 /******************************************************************************* 194 ** 195 ** Function btui_sco_codec_callback 196 ** 197 ** Description Callback for btui codec. 198 ** 199 ** 200 ** Returns void 201 ** 202 *******************************************************************************/ 203 static void btui_sco_codec_callback(UINT16 event, UINT16 sco_handle) 204 { 205 bta_dm_sco_ci_data_ready(event, sco_handle); 206 } 207 /******************************************************************************* 208 ** 209 ** Function bta_dm_sco_co_init 210 ** 211 ** Description This function can be used by the phone to initialize audio 212 ** codec or for other initialization purposes before SCO connection 213 ** is opened. 214 ** 215 ** 216 ** Returns tBTA_DM_SCO_ROUTE_TYPE: SCO routing configuration type. 217 ** 218 *******************************************************************************/ 219 tBTA_DM_SCO_ROUTE_TYPE bta_dm_sco_co_init(UINT32 rx_bw, UINT32 tx_bw, 220 tBTA_CODEC_INFO * p_codec_type, UINT8 app_id) 221 { 222 tBTM_SCO_ROUTE_TYPE route = BTA_DM_SCO_ROUTE_PCM; 223 224 BTIF_TRACE_DEBUG("bta_dm_sco_co_init"); 225 226 /* set up SCO routing configuration if SCO over HCI app ID is used and run time 227 configuration is set to SCO over HCI */ 228 /* HS invoke this call-out */ 229 if ( 230 #if (BTA_HS_INCLUDED == TRUE ) && (BTA_HS_INCLUDED == TRUE) 231 (app_id == BTUI_DM_SCO_4_HS_APP_ID && btui_cfg.hs_sco_over_hci) || 232 #endif 233 /* AG invoke this call-out */ 234 (app_id != BTUI_DM_SCO_4_HS_APP_ID && btui_cfg.ag_sco_over_hci )) 235 { 236 route = btui_cb.sco_hci = BTA_DM_SCO_ROUTE_HCI; 237 } 238 /* no codec is is used for the SCO data */ 239 if (p_codec_type->codec_type == BTA_SCO_CODEC_PCM && route == BTA_DM_SCO_ROUTE_HCI) 240 { 241 /* initialize SCO codec */ 242 if (!btui_sco_codec_init(rx_bw, tx_bw)) 243 { 244 BTIF_TRACE_ERROR("codec initialization exception!"); 245 } 246 } 247 248 return route; 249 } 250 251 252 253 /******************************************************************************* 254 ** 255 ** Function bta_dm_sco_co_open 256 ** 257 ** Description This function is executed when a SCO connection is open. 258 ** 259 ** 260 ** Returns void 261 ** 262 *******************************************************************************/ 263 void bta_dm_sco_co_open(UINT16 handle, UINT8 pkt_size, UINT16 event) 264 { 265 tBTUI_SCO_CODEC_CFG cfg; 266 267 if (btui_cb.sco_hci) 268 { 269 BTIF_TRACE_DEBUG("bta_dm_sco_co_open handle:%d pkt_size:%d", handle, pkt_size); 270 /* use dedicated SCO buffer pool for SCO TX data */ 271 cfg.pool_id = HCI_SCO_POOL_ID; 272 cfg.p_cback = btui_sco_codec_callback; 273 cfg.pkt_size = pkt_size; 274 cfg.cb_event = event; 275 /* open and start the codec */ 276 btui_sco_codec_open(&cfg); 277 btui_sco_codec_start(handle); 278 } 279 } 280 281 /******************************************************************************* 282 ** 283 ** Function bta_dm_sco_co_close 284 ** 285 ** Description This function is called when a SCO connection is closed 286 ** 287 ** 288 ** Returns void 289 ** 290 *******************************************************************************/ 291 void bta_dm_sco_co_close(void) 292 { 293 if (btui_cb.sco_hci) 294 { 295 BTIF_TRACE_DEBUG("bta_dm_sco_co_close close codec"); 296 /* close sco codec */ 297 btui_sco_codec_close(); 298 299 btui_cb.sco_hci = FALSE; 300 } 301 } 302 303 /******************************************************************************* 304 ** 305 ** Function bta_dm_sco_co_in_data 306 ** 307 ** Description This function is called to send incoming SCO data to application. 308 ** 309 ** Returns void 310 ** 311 *******************************************************************************/ 312 void bta_dm_sco_co_in_data(BT_HDR *p_buf) 313 { 314 if (btui_cfg.sco_use_mic) 315 btui_sco_codec_inqdata (p_buf); 316 else 317 GKI_freebuf(p_buf); 318 } 319 320 /******************************************************************************* 321 ** 322 ** Function bta_dm_sco_co_out_data 323 ** 324 ** Description This function is called to send SCO data over HCI. 325 ** 326 ** Returns void 327 ** 328 *******************************************************************************/ 329 void bta_dm_sco_co_out_data(BT_HDR **p_buf) 330 { 331 btui_sco_codec_readbuf(p_buf); 332 } 333 334 #endif /* #if (BTM_SCO_HCI_INCLUDED == TRUE ) && (BTM_SCO_INCLUDED == TRUE)*/ 335 336 337 #if (defined BLE_INCLUDED && BLE_INCLUDED == TRUE) 338 /******************************************************************************* 339 ** 340 ** Function bta_dm_co_le_io_key_req 341 ** 342 ** Description This callout function is executed by DM to get BLE key information 343 ** before SMP pairing gets going. 344 ** 345 ** Parameters bd_addr - The peer device 346 ** *p_max_key_size - max key size local device supported. 347 ** *p_init_key - initiator keys. 348 ** *p_resp_key - responder keys. 349 ** 350 ** Returns void. 351 ** 352 *******************************************************************************/ 353 void bta_dm_co_le_io_key_req(BD_ADDR bd_addr, UINT8 *p_max_key_size, 354 tBTA_LE_KEY_TYPE *p_init_key, 355 tBTA_LE_KEY_TYPE *p_resp_key ) 356 { 357 UNUSED(bd_addr); 358 BTIF_TRACE_ERROR("##################################"); 359 BTIF_TRACE_ERROR("bta_dm_co_le_io_key_req: only setting max size to 16"); 360 BTIF_TRACE_ERROR("##################################"); 361 *p_max_key_size = 16; 362 *p_init_key = *p_resp_key = 363 (BTA_LE_KEY_PENC|BTA_LE_KEY_PID|BTA_LE_KEY_PCSRK|BTA_LE_KEY_LENC|BTA_LE_KEY_LID|BTA_LE_KEY_LCSRK); 364 } 365 366 367 /******************************************************************************* 368 ** 369 ** Function bta_dm_co_ble_local_key_reload 370 ** 371 ** Description This callout function is to load the local BLE keys if available 372 ** on the device. 373 ** 374 ** Parameters none 375 ** 376 ** Returns void. 377 ** 378 *******************************************************************************/ 379 void bta_dm_co_ble_load_local_keys(tBTA_DM_BLE_LOCAL_KEY_MASK *p_key_mask, BT_OCTET16 er, 380 tBTA_BLE_LOCAL_ID_KEYS *p_id_keys) 381 { 382 BTIF_TRACE_DEBUG("##################################"); 383 BTIF_TRACE_DEBUG("bta_dm_co_ble_load_local_keys: Load local keys if any are persisted"); 384 BTIF_TRACE_DEBUG("##################################"); 385 btif_dm_get_ble_local_keys( p_key_mask, er, p_id_keys); 386 } 387 388 /******************************************************************************* 389 ** 390 ** Function bta_dm_co_ble_io_req 391 ** 392 ** Description This callout function is executed by DM to get BLE IO capabilities 393 ** before SMP pairing gets going. 394 ** 395 ** Parameters bd_addr - The peer device 396 ** *p_io_cap - The local Input/Output capabilities 397 ** *p_oob_data - TRUE, if OOB data is available for the peer device. 398 ** *p_auth_req - Auth request setting (Bonding and MITM required or not) 399 ** *p_max_key_size - max key size local device supported. 400 ** *p_init_key - initiator keys. 401 ** *p_resp_key - responder keys. 402 ** 403 ** Returns void. 404 ** 405 *******************************************************************************/ 406 void bta_dm_co_ble_io_req(BD_ADDR bd_addr, tBTA_IO_CAP *p_io_cap, 407 tBTA_OOB_DATA *p_oob_data, 408 tBTA_LE_AUTH_REQ *p_auth_req, 409 UINT8 *p_max_key_size, 410 tBTA_LE_KEY_TYPE *p_init_key, 411 tBTA_LE_KEY_TYPE *p_resp_key ) 412 { 413 UNUSED(bd_addr); 414 /* if OOB is not supported, this call-out function does not need to do anything 415 * otherwise, look for the OOB data associated with the address and set *p_oob_data accordingly 416 * If the answer can not be obtained right away, 417 * set *p_oob_data to BTA_OOB_UNKNOWN and call bta_dm_ci_io_req() when the answer is available */ 418 419 *p_oob_data = FALSE; 420 421 /* *p_auth_req by default is FALSE for devices with NoInputNoOutput; TRUE for other devices. */ 422 423 if (bte_appl_cfg.ble_auth_req) 424 *p_auth_req = bte_appl_cfg.ble_auth_req | (bte_appl_cfg.ble_auth_req & 0x04) | ((*p_auth_req) & 0x04); 425 426 if (bte_appl_cfg.ble_io_cap <=4) 427 *p_io_cap = bte_appl_cfg.ble_io_cap; 428 429 if (bte_appl_cfg.ble_init_key <= BTM_BLE_INITIATOR_KEY_SIZE) 430 *p_init_key = bte_appl_cfg.ble_init_key; 431 432 if (bte_appl_cfg.ble_resp_key <= BTM_BLE_RESPONDER_KEY_SIZE) 433 *p_resp_key = bte_appl_cfg.ble_resp_key; 434 435 if (bte_appl_cfg.ble_max_key_size > 7 && bte_appl_cfg.ble_max_key_size <= 16) 436 *p_max_key_size = bte_appl_cfg.ble_max_key_size; 437 } 438 439 440 #endif 441 442