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 30tBTE_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*******************************************************************************/ 57BOOLEAN 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*******************************************************************************/ 80void 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*******************************************************************************/ 107void 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*******************************************************************************/ 126void 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*******************************************************************************/ 146void 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*******************************************************************************/ 167void 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*******************************************************************************/ 196static 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*******************************************************************************/ 212tBTA_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*******************************************************************************/ 256void 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*******************************************************************************/ 282void 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*******************************************************************************/ 303void 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*******************************************************************************/ 320void 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*******************************************************************************/ 344void 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*******************************************************************************/ 370void 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*******************************************************************************/ 397void 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