1 /****************************************************************************** 2 * 3 * Copyright (C) 1999-2012 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 19 /****************************************************************************** 20 * 21 * This file contains functions that interface with the HCI transport. On 22 * the receive side, it routes events to the appropriate handler, e.g. 23 * L2CAP, ScoMgr. On the transmit side, it manages the command 24 * transmission. 25 * 26 ******************************************************************************/ 27 28 #include <stdlib.h> 29 #include <string.h> 30 #include <stdio.h> 31 32 #include "gki.h" 33 #include "bt_types.h" 34 #include "hcimsgs.h" 35 #include "btu.h" 36 #include "l2c_int.h" 37 #include "btm_api.h" 38 #include "btm_int.h" 39 40 // btla-specific ++ 41 #define LOG_TAG "BTLD" 42 #if (defined(ANDROID_APP_INCLUDED) && (ANDROID_APP_INCLUDED == TRUE) && (!defined(LINUX_NATIVE)) ) 43 #include <cutils/log.h> 44 #else 45 #define LOGV(format, ...) fprintf (stdout, LOG_TAG format"\n", ## __VA_ARGS__) 46 #define LOGE(format, ...) fprintf (stderr, LOG_TAG format"\n", ## __VA_ARGS__) 47 #define LOGI(format, ...) fprintf (stdout, LOG_TAG format"\n", ## __VA_ARGS__) 48 #endif 49 50 // btla-specific ++ 51 /* BTE application task */ 52 #if APPL_INCLUDED == TRUE 53 #include "bte_appl.h" 54 #endif 55 // btla-specific -- 56 57 //Counter to track number of HCI command timeout 58 static int num_hci_cmds_timed_out; 59 60 /********************************************************************************/ 61 /* L O C A L F U N C T I O N P R O T O T Y P E S */ 62 /********************************************************************************/ 63 static void btu_hcif_inquiry_comp_evt (UINT8 *p, UINT16 evt_len); 64 static void btu_hcif_inquiry_result_evt (UINT8 *p, UINT16 evt_len); 65 static void btu_hcif_inquiry_rssi_result_evt (UINT8 *p, UINT16 evt_len); 66 #if (BTM_EIR_CLIENT_INCLUDED == TRUE) 67 static void btu_hcif_extended_inquiry_result_evt (UINT8 *p, UINT16 evt_len); 68 #endif 69 70 static void btu_hcif_connection_comp_evt (UINT8 *p, UINT16 evt_len); 71 static void btu_hcif_connection_request_evt (UINT8 *p, UINT16 evt_len); 72 static void btu_hcif_disconnection_comp_evt (UINT8 *p, UINT16 evt_len); 73 static void btu_hcif_authentication_comp_evt (UINT8 *p, UINT16 evt_len); 74 static void btu_hcif_rmt_name_request_comp_evt (UINT8 *p, UINT16 evt_len); 75 static void btu_hcif_encryption_change_evt (UINT8 *p, UINT16 evt_len); 76 static void btu_hcif_change_conn_link_key_evt (UINT8 *p, UINT16 evt_len); 77 static void btu_hcif_master_link_key_comp_evt (UINT8 *p, UINT16 evt_len); 78 static void btu_hcif_read_rmt_features_comp_evt (UINT8 *p, UINT16 evt_len); 79 static void btu_hcif_read_rmt_ext_features_comp_evt (UINT8 *p, UINT16 evt_len); 80 static void btu_hcif_read_rmt_version_comp_evt (UINT8 *p, UINT16 evt_len); 81 static void btu_hcif_qos_setup_comp_evt (UINT8 *p, UINT16 evt_len); 82 static void btu_hcif_command_complete_evt (UINT8 controller_id, UINT8 *p, UINT16 evt_len); 83 static void btu_hcif_command_status_evt (UINT8 controller_id, UINT8 *p, UINT16 evt_len); 84 static void btu_hcif_hardware_error_evt (UINT8 *p, UINT16 evt_len); 85 static void btu_hcif_flush_occured_evt (UINT8 *p, UINT16 evt_len); 86 static void btu_hcif_role_change_evt (UINT8 *p, UINT16 evt_len); 87 static void btu_hcif_num_compl_data_pkts_evt (UINT8 *p, UINT16 evt_len); 88 static void btu_hcif_mode_change_evt (UINT8 *p, UINT16 evt_len); 89 static void btu_hcif_return_link_keys_evt (UINT8 *p, UINT16 evt_len); 90 static void btu_hcif_pin_code_request_evt (UINT8 *p, UINT16 evt_len); 91 static void btu_hcif_link_key_request_evt (UINT8 *p, UINT16 evt_len); 92 static void btu_hcif_link_key_notification_evt (UINT8 *p, UINT16 evt_len); 93 static void btu_hcif_loopback_command_evt (UINT8 *p, UINT16 evt_len); 94 static void btu_hcif_data_buf_overflow_evt (UINT8 *p, UINT16 evt_len); 95 static void btu_hcif_max_slots_changed_evt (UINT8 *p, UINT16 evt_len); 96 static void btu_hcif_read_clock_off_comp_evt (UINT8 *p, UINT16 evt_len); 97 static void btu_hcif_conn_pkt_type_change_evt (UINT8 *p, UINT16 evt_len); 98 static void btu_hcif_qos_violation_evt (UINT8 *p, UINT16 evt_len); 99 static void btu_hcif_page_scan_mode_change_evt (UINT8 *p, UINT16 evt_len); 100 static void btu_hcif_page_scan_rep_mode_chng_evt (UINT8 *p, UINT16 evt_len); 101 static void btu_hcif_esco_connection_comp_evt(UINT8 *p, UINT16 evt_len); 102 static void btu_hcif_esco_connection_chg_evt(UINT8 *p, UINT16 evt_len); 103 104 /* Simple Pairing Events */ 105 static void btu_hcif_host_support_evt (UINT8 *p, UINT16 evt_len); 106 static void btu_hcif_io_cap_request_evt (UINT8 *p, UINT16 evt_len); 107 static void btu_hcif_io_cap_response_evt (UINT8 *p, UINT16 evt_len); 108 static void btu_hcif_user_conf_request_evt (UINT8 *p, UINT16 evt_len); 109 static void btu_hcif_user_passkey_request_evt (UINT8 *p, UINT16 evt_len); 110 static void btu_hcif_user_passkey_notif_evt (UINT8 *p, UINT16 evt_len); 111 static void btu_hcif_keypress_notif_evt (UINT8 *p, UINT16 evt_len); 112 static void btu_hcif_link_super_tout_evt (UINT8 *p, UINT16 evt_len); 113 114 #if BTM_OOB_INCLUDED == TRUE 115 static void btu_hcif_rem_oob_request_evt (UINT8 *p, UINT16 evt_len); 116 #endif 117 118 static void btu_hcif_simple_pair_complete_evt (UINT8 *p, UINT16 evt_len); 119 #if L2CAP_NON_FLUSHABLE_PB_INCLUDED == TRUE 120 static void btu_hcif_enhanced_flush_complete_evt (UINT8 *p, UINT16 evt_len); 121 #endif 122 123 #if (BTM_SSR_INCLUDED == TRUE) 124 static void btu_hcif_ssr_evt (UINT8 *p, UINT16 evt_len); 125 #endif /* BTM_SSR_INCLUDED == TRUE */ 126 127 #if (HID_DEV_INCLUDED == TRUE) && (HID_DEV_PM_INCLUDED == TRUE) 128 extern void hidd_pm_proc_mode_change( UINT8 hci_status, UINT8 mode, UINT16 interval ); 129 #endif 130 131 132 #if BLE_INCLUDED == TRUE 133 static void btu_ble_ll_conn_complete_evt (UINT8 *p, UINT16 evt_len); 134 static void btu_ble_process_adv_pkt (UINT8 *p, UINT16 evt_len); 135 static void btu_ble_read_remote_feat_evt (UINT8 *p, UINT16 evt_len); 136 static void btu_ble_ll_conn_param_upd_evt (UINT8 *p, UINT16 evt_len); 137 static void btu_ble_proc_ltk_req (UINT8 *p, UINT16 evt_len); 138 static void btu_hcif_encyption_key_refresh_cmpl_evt (UINT8 *p, UINT16 evt_len); 139 #endif 140 /******************************************************************************* 141 ** 142 ** Function btu_hcif_store_cmd 143 ** 144 ** Description This function stores a copy of an outgoing command and 145 ** and sets a timer waiting for a event in response to the 146 ** command. 147 ** 148 ** Returns void 149 ** 150 *******************************************************************************/ 151 static void btu_hcif_store_cmd (UINT8 controller_id, BT_HDR *p_buf) 152 { 153 tHCI_CMD_CB *p_hci_cmd_cb; 154 UINT16 opcode; 155 BT_HDR *p_cmd; 156 UINT8 *p; 157 158 /* Validate controller ID */ 159 if (controller_id >= BTU_MAX_LOCAL_CTRLS) 160 return; 161 162 p_hci_cmd_cb = &(btu_cb.hci_cmd_cb[controller_id]); 163 p = (UINT8 *)(p_buf + 1) + p_buf->offset; 164 165 /* get command opcode */ 166 STREAM_TO_UINT16 (opcode, p); 167 168 /* don't do anything for certain commands */ 169 if ((opcode == HCI_RESET) || (opcode == HCI_HOST_NUM_PACKETS_DONE)) 170 { 171 return; 172 } 173 174 /* allocate buffer (HCI_GET_CMD_BUF will either get a buffer from HCI_CMD_POOL or from 'best-fit' pool) */ 175 if ((p_cmd = HCI_GET_CMD_BUF(p_buf->len + p_buf->offset - HCIC_PREAMBLE_SIZE)) == NULL) 176 { 177 return; 178 } 179 180 /* copy buffer */ 181 memcpy (p_cmd, p_buf, sizeof(BT_HDR)); 182 183 /* If vendor specific save the callback function */ 184 if ((opcode & HCI_GRP_VENDOR_SPECIFIC) == HCI_GRP_VENDOR_SPECIFIC 185 #if BLE_INCLUDED == TRUE 186 || (opcode == HCI_BLE_RAND ) 187 || (opcode == HCI_BLE_ENCRYPT) 188 #endif 189 ) 190 { 191 #if 0 192 BT_TRACE_2 (TRACE_LAYER_HCI, TRACE_TYPE_DEBUG, 193 "Storing VSC callback opcode=0x%04x, Callback function=0x%07x", 194 opcode, *(UINT32 *)(p_buf + 1)); 195 #endif 196 memcpy ((UINT8 *)(p_cmd + 1), (UINT8 *)(p_buf + 1), sizeof(void *)); 197 } 198 199 memcpy ((UINT8 *)(p_cmd + 1) + p_cmd->offset, 200 (UINT8 *)(p_buf + 1) + p_buf->offset, p_buf->len); 201 202 /* queue copy of cmd */ 203 GKI_enqueue(&(p_hci_cmd_cb->cmd_cmpl_q), p_cmd); 204 205 /* start timer */ 206 if (BTU_CMD_CMPL_TIMEOUT > 0) 207 { 208 #if (defined(BTU_CMD_CMPL_TOUT_DOUBLE_CHECK) && BTU_CMD_CMPL_TOUT_DOUBLE_CHECK == TRUE) 209 p_hci_cmd_cb->checked_hcisu = FALSE; 210 #endif 211 btu_start_timer (&(p_hci_cmd_cb->cmd_cmpl_timer), 212 (UINT16)(BTU_TTYPE_BTU_CMD_CMPL + controller_id), 213 BTU_CMD_CMPL_TIMEOUT); 214 } 215 } 216 217 /******************************************************************************* 218 ** 219 ** Function btu_hcif_process_event 220 ** 221 ** Description This function is called when an event is received from 222 ** the Host Controller. 223 ** 224 ** Returns void 225 ** 226 *******************************************************************************/ 227 void btu_hcif_process_event (UINT8 controller_id, BT_HDR *p_msg) 228 { 229 UINT8 *p = (UINT8 *)(p_msg + 1) + p_msg->offset; 230 UINT8 hci_evt_code, hci_evt_len; 231 #if BLE_INCLUDED == TRUE 232 UINT8 ble_sub_code; 233 #endif 234 STREAM_TO_UINT8 (hci_evt_code, p); 235 STREAM_TO_UINT8 (hci_evt_len, p); 236 237 switch (hci_evt_code) 238 { 239 case HCI_INQUIRY_COMP_EVT: 240 btu_hcif_inquiry_comp_evt (p, hci_evt_len); 241 break; 242 case HCI_INQUIRY_RESULT_EVT: 243 btu_hcif_inquiry_result_evt (p, hci_evt_len); 244 break; 245 case HCI_INQUIRY_RSSI_RESULT_EVT: 246 btu_hcif_inquiry_rssi_result_evt (p, hci_evt_len); 247 break; 248 #if (BTM_EIR_CLIENT_INCLUDED == TRUE) 249 case HCI_EXTENDED_INQUIRY_RESULT_EVT: 250 btu_hcif_extended_inquiry_result_evt (p, hci_evt_len); 251 break; 252 #endif 253 case HCI_CONNECTION_COMP_EVT: 254 btu_hcif_connection_comp_evt (p, hci_evt_len); 255 break; 256 case HCI_CONNECTION_REQUEST_EVT: 257 btu_hcif_connection_request_evt (p, hci_evt_len); 258 break; 259 case HCI_DISCONNECTION_COMP_EVT: 260 btu_hcif_disconnection_comp_evt (p, hci_evt_len); 261 break; 262 case HCI_AUTHENTICATION_COMP_EVT: 263 btu_hcif_authentication_comp_evt (p, hci_evt_len); 264 break; 265 case HCI_RMT_NAME_REQUEST_COMP_EVT: 266 btu_hcif_rmt_name_request_comp_evt (p, hci_evt_len); 267 break; 268 case HCI_ENCRYPTION_CHANGE_EVT: 269 btu_hcif_encryption_change_evt (p, hci_evt_len); 270 break; 271 #if BLE_INCLUDED == TRUE 272 case HCI_ENCRYPTION_KEY_REFRESH_COMP_EVT: 273 btu_hcif_encyption_key_refresh_cmpl_evt(p, hci_evt_len); 274 break; 275 #endif 276 case HCI_CHANGE_CONN_LINK_KEY_EVT: 277 btu_hcif_change_conn_link_key_evt (p, hci_evt_len); 278 break; 279 case HCI_MASTER_LINK_KEY_COMP_EVT: 280 btu_hcif_master_link_key_comp_evt (p, hci_evt_len); 281 break; 282 case HCI_READ_RMT_FEATURES_COMP_EVT: 283 btu_hcif_read_rmt_features_comp_evt (p, hci_evt_len); 284 break; 285 case HCI_READ_RMT_EXT_FEATURES_COMP_EVT: 286 btu_hcif_read_rmt_ext_features_comp_evt (p, hci_evt_len); 287 break; 288 case HCI_READ_RMT_VERSION_COMP_EVT: 289 btu_hcif_read_rmt_version_comp_evt (p, hci_evt_len); 290 break; 291 case HCI_QOS_SETUP_COMP_EVT: 292 btu_hcif_qos_setup_comp_evt (p, hci_evt_len); 293 break; 294 case HCI_COMMAND_COMPLETE_EVT: 295 btu_hcif_command_complete_evt (controller_id, p, hci_evt_len); 296 break; 297 case HCI_COMMAND_STATUS_EVT: 298 btu_hcif_command_status_evt (controller_id, p, hci_evt_len); 299 break; 300 case HCI_HARDWARE_ERROR_EVT: 301 btu_hcif_hardware_error_evt (p, hci_evt_len); 302 break; 303 case HCI_FLUSH_OCCURED_EVT: 304 btu_hcif_flush_occured_evt (p, hci_evt_len); 305 break; 306 case HCI_ROLE_CHANGE_EVT: 307 btu_hcif_role_change_evt (p, hci_evt_len); 308 break; 309 case HCI_NUM_COMPL_DATA_PKTS_EVT: 310 btu_hcif_num_compl_data_pkts_evt (p, hci_evt_len); 311 break; 312 case HCI_MODE_CHANGE_EVT: 313 btu_hcif_mode_change_evt (p, hci_evt_len); 314 break; 315 case HCI_RETURN_LINK_KEYS_EVT: 316 btu_hcif_return_link_keys_evt (p, hci_evt_len); 317 break; 318 case HCI_PIN_CODE_REQUEST_EVT: 319 btu_hcif_pin_code_request_evt (p, hci_evt_len); 320 break; 321 case HCI_LINK_KEY_REQUEST_EVT: 322 btu_hcif_link_key_request_evt (p, hci_evt_len); 323 break; 324 case HCI_LINK_KEY_NOTIFICATION_EVT: 325 btu_hcif_link_key_notification_evt (p, hci_evt_len); 326 break; 327 case HCI_LOOPBACK_COMMAND_EVT: 328 btu_hcif_loopback_command_evt (p, hci_evt_len); 329 break; 330 case HCI_DATA_BUF_OVERFLOW_EVT: 331 btu_hcif_data_buf_overflow_evt (p, hci_evt_len); 332 break; 333 case HCI_MAX_SLOTS_CHANGED_EVT: 334 btu_hcif_max_slots_changed_evt (p, hci_evt_len); 335 break; 336 case HCI_READ_CLOCK_OFF_COMP_EVT: 337 btu_hcif_read_clock_off_comp_evt (p, hci_evt_len); 338 break; 339 case HCI_CONN_PKT_TYPE_CHANGE_EVT: 340 btu_hcif_conn_pkt_type_change_evt (p, hci_evt_len); 341 break; 342 case HCI_QOS_VIOLATION_EVT: 343 btu_hcif_qos_violation_evt (p, hci_evt_len); 344 break; 345 case HCI_PAGE_SCAN_MODE_CHANGE_EVT: 346 btu_hcif_page_scan_mode_change_evt (p, hci_evt_len); 347 break; 348 case HCI_PAGE_SCAN_REP_MODE_CHNG_EVT: 349 btu_hcif_page_scan_rep_mode_chng_evt (p, hci_evt_len); 350 break; 351 case HCI_ESCO_CONNECTION_COMP_EVT: 352 btu_hcif_esco_connection_comp_evt (p, hci_evt_len); 353 break; 354 case HCI_ESCO_CONNECTION_CHANGED_EVT: 355 btu_hcif_esco_connection_chg_evt (p, hci_evt_len); 356 break; 357 #if (BTM_SSR_INCLUDED == TRUE) 358 case HCI_SNIFF_SUB_RATE_EVT: 359 btu_hcif_ssr_evt (p, hci_evt_len); 360 break; 361 #endif /* BTM_SSR_INCLUDED == TRUE */ 362 case HCI_RMT_HOST_SUP_FEAT_NOTIFY_EVT: 363 btu_hcif_host_support_evt (p, hci_evt_len); 364 break; 365 case HCI_IO_CAPABILITY_REQUEST_EVT: 366 btu_hcif_io_cap_request_evt (p, hci_evt_len); 367 break; 368 case HCI_IO_CAPABILITY_RESPONSE_EVT: 369 btu_hcif_io_cap_response_evt (p, hci_evt_len); 370 break; 371 case HCI_USER_CONFIRMATION_REQUEST_EVT: 372 btu_hcif_user_conf_request_evt (p, hci_evt_len); 373 break; 374 case HCI_USER_PASSKEY_REQUEST_EVT: 375 btu_hcif_user_passkey_request_evt (p, hci_evt_len); 376 break; 377 #if BTM_OOB_INCLUDED == TRUE 378 case HCI_REMOTE_OOB_DATA_REQUEST_EVT: 379 btu_hcif_rem_oob_request_evt (p, hci_evt_len); 380 break; 381 #endif 382 case HCI_SIMPLE_PAIRING_COMPLETE_EVT: 383 btu_hcif_simple_pair_complete_evt (p, hci_evt_len); 384 break; 385 case HCI_USER_PASSKEY_NOTIFY_EVT: 386 btu_hcif_user_passkey_notif_evt (p, hci_evt_len); 387 break; 388 case HCI_KEYPRESS_NOTIFY_EVT: 389 btu_hcif_keypress_notif_evt (p, hci_evt_len); 390 break; 391 case HCI_LINK_SUPER_TOUT_CHANGED_EVT: 392 btu_hcif_link_super_tout_evt (p, hci_evt_len); 393 break; 394 #if L2CAP_NON_FLUSHABLE_PB_INCLUDED == TRUE 395 case HCI_ENHANCED_FLUSH_COMPLETE_EVT: 396 btu_hcif_enhanced_flush_complete_evt (p, hci_evt_len); 397 break; 398 #endif 399 400 #if (BLE_INCLUDED == TRUE) 401 case HCI_BLE_EVENT: 402 STREAM_TO_UINT8 (ble_sub_code, p); 403 404 BT_TRACE_2 (TRACE_LAYER_HCI, TRACE_TYPE_EVENT, "BLE HCI(id=%d) event = 0x%02x)", 405 hci_evt_code, ble_sub_code); 406 407 switch (ble_sub_code) 408 { 409 case HCI_BLE_ADV_PKT_RPT_EVT: /* result of inquiry */ 410 btu_ble_process_adv_pkt(p, hci_evt_len); 411 break; 412 case HCI_BLE_CONN_COMPLETE_EVT: 413 btu_ble_ll_conn_complete_evt(p, hci_evt_len); 414 break; 415 case HCI_BLE_LL_CONN_PARAM_UPD_EVT: 416 btu_ble_ll_conn_param_upd_evt(p, hci_evt_len); 417 break; 418 case HCI_BLE_READ_REMOTE_FEAT_CMPL_EVT: 419 btu_ble_read_remote_feat_evt(p, hci_evt_len); 420 break; 421 case HCI_BLE_LTK_REQ_EVT: /* received only at slave device */ 422 btu_ble_proc_ltk_req(p, hci_evt_len); 423 break; 424 } 425 break; 426 #endif /* BLE_INCLUDED */ 427 case HCI_VENDOR_SPECIFIC_EVT: 428 btm_vendor_specific_evt (p, hci_evt_len); 429 break; 430 } 431 // reset the num_hci_cmds_timed_out upon receving any event from controller. 432 num_hci_cmds_timed_out = 0; 433 } 434 435 436 /******************************************************************************* 437 ** 438 ** Function btu_hcif_send_cmd 439 ** 440 ** Description This function is called to check if it can send commands 441 ** to the Host Controller. It may be passed the address of 442 ** a packet to send. 443 ** 444 ** Returns void 445 ** 446 *******************************************************************************/ 447 void btu_hcif_send_cmd (UINT8 controller_id, BT_HDR *p_buf) 448 { 449 tHCI_CMD_CB * p_hci_cmd_cb = &(btu_cb.hci_cmd_cb[controller_id]); 450 451 #if ((L2CAP_HOST_FLOW_CTRL == TRUE)||defined(HCI_TESTER)) 452 UINT8 *pp; 453 UINT16 code; 454 #endif 455 456 /* If there are already commands in the queue, then enqueue this command */ 457 if ((p_buf) && (p_hci_cmd_cb->cmd_xmit_q.count)) 458 { 459 GKI_enqueue (&(p_hci_cmd_cb->cmd_xmit_q), p_buf); 460 p_buf = NULL; 461 } 462 463 /* Allow for startup case, where no acks may be received */ 464 if ( ((controller_id == LOCAL_BR_EDR_CONTROLLER_ID) 465 && (p_hci_cmd_cb->cmd_window == 0) 466 && (btm_cb.devcb.state == BTM_DEV_STATE_WAIT_RESET_CMPLT)) ) 467 { 468 p_hci_cmd_cb->cmd_window = p_hci_cmd_cb->cmd_xmit_q.count + 1; 469 } 470 471 /* See if we can send anything */ 472 while (p_hci_cmd_cb->cmd_window != 0) 473 { 474 if (!p_buf) 475 p_buf = (BT_HDR *)GKI_dequeue (&(p_hci_cmd_cb->cmd_xmit_q)); 476 477 if (p_buf) 478 { 479 btu_hcif_store_cmd(controller_id, p_buf); 480 481 #if ((L2CAP_HOST_FLOW_CTRL == TRUE)||defined(HCI_TESTER)) 482 pp = (UINT8 *)(p_buf + 1) + p_buf->offset; 483 484 STREAM_TO_UINT16 (code, pp); 485 486 /* 487 * We do not need to decrease window for host flow control, 488 * host flow control does not receive an event back from controller 489 */ 490 if (code != HCI_HOST_NUM_PACKETS_DONE) 491 #endif 492 p_hci_cmd_cb->cmd_window--; 493 494 if (controller_id == LOCAL_BR_EDR_CONTROLLER_ID) 495 { 496 HCI_CMD_TO_LOWER(p_buf); 497 } 498 else 499 { 500 /* Unknown controller */ 501 BT_TRACE_1 (TRACE_LAYER_HCI, TRACE_TYPE_WARNING, "BTU HCI(ctrl id=%d) controller ID not recognized", controller_id); 502 GKI_freebuf(p_buf);; 503 } 504 505 p_buf = NULL; 506 } 507 else 508 break; 509 } 510 511 if (p_buf) 512 GKI_enqueue (&(p_hci_cmd_cb->cmd_xmit_q), p_buf); 513 514 #if (defined(HCILP_INCLUDED) && HCILP_INCLUDED == TRUE) 515 if (controller_id == LOCAL_BR_EDR_CONTROLLER_ID) 516 { 517 /* check if controller can go to sleep */ 518 btu_check_bt_sleep (); 519 } 520 #endif 521 522 } 523 524 525 /******************************************************************************* 526 ** 527 ** Function btu_hcif_send_host_rdy_for_data 528 ** 529 ** Description This function is called to check if it can send commands 530 ** to the Host Controller. It may be passed the address of 531 ** a packet to send. 532 ** 533 ** Returns void 534 ** 535 *******************************************************************************/ 536 void btu_hcif_send_host_rdy_for_data(void) 537 { 538 UINT16 num_pkts[MAX_L2CAP_LINKS + 4]; /* 3 SCO connections */ 539 UINT16 handles[MAX_L2CAP_LINKS + 4]; 540 UINT8 num_ents; 541 542 /* Get the L2CAP numbers */ 543 num_ents = l2c_link_pkts_rcvd (num_pkts, handles); 544 545 /* Get the SCO numbers */ 546 /* No SCO for now ?? */ 547 548 if (num_ents) 549 { 550 btsnd_hcic_host_num_xmitted_pkts (num_ents, handles, num_pkts); 551 } 552 } 553 554 /******************************************************************************* 555 ** 556 ** Function btu_hcif_inquiry_comp_evt 557 ** 558 ** Description Process event HCI_INQUIRY_COMP_EVT 559 ** 560 ** Returns void 561 ** 562 *******************************************************************************/ 563 static void btu_hcif_inquiry_comp_evt (UINT8 *p, UINT16 evt_len) 564 { 565 UINT8 status; 566 567 STREAM_TO_UINT8 (status, p); 568 569 /* Tell inquiry processing that we are done */ 570 btm_process_inq_complete(status, BTM_BR_INQUIRY_MASK); 571 } 572 573 574 /******************************************************************************* 575 ** 576 ** Function btu_hcif_inquiry_result_evt 577 ** 578 ** Description Process event HCI_INQUIRY_RESULT_EVT 579 ** 580 ** Returns void 581 ** 582 *******************************************************************************/ 583 static void btu_hcif_inquiry_result_evt (UINT8 *p, UINT16 evt_len) 584 { 585 /* Store results in the cache */ 586 btm_process_inq_results (p, BTM_INQ_RESULT_STANDARD); 587 } 588 589 /******************************************************************************* 590 ** 591 ** Function btu_hcif_inquiry_rssi_result_evt 592 ** 593 ** Description Process event HCI_INQUIRY_RSSI_RESULT_EVT 594 ** 595 ** Returns void 596 ** 597 *******************************************************************************/ 598 static void btu_hcif_inquiry_rssi_result_evt (UINT8 *p, UINT16 evt_len) 599 { 600 /* Store results in the cache */ 601 btm_process_inq_results (p, BTM_INQ_RESULT_WITH_RSSI); 602 } 603 604 /******************************************************************************* 605 ** 606 ** Function btu_hcif_extended_inquiry_result_evt 607 ** 608 ** Description Process event HCI_EXTENDED_INQUIRY_RESULT_EVT 609 ** 610 ** Returns void 611 ** 612 *******************************************************************************/ 613 #if (BTM_EIR_CLIENT_INCLUDED == TRUE) 614 static void btu_hcif_extended_inquiry_result_evt (UINT8 *p, UINT16 evt_len) 615 { 616 /* Store results in the cache */ 617 btm_process_inq_results (p, BTM_INQ_RESULT_EXTENDED); 618 } 619 #endif 620 621 /******************************************************************************* 622 ** 623 ** Function btu_hcif_connection_comp_evt 624 ** 625 ** Description Process event HCI_CONNECTION_COMP_EVT 626 ** 627 ** Returns void 628 ** 629 *******************************************************************************/ 630 static void btu_hcif_connection_comp_evt (UINT8 *p, UINT16 evt_len) 631 { 632 UINT8 status; 633 UINT16 handle; 634 BD_ADDR bda; 635 UINT8 link_type; 636 UINT8 enc_mode; 637 #if BTM_SCO_INCLUDED == TRUE 638 tBTM_ESCO_DATA esco_data; 639 #endif 640 641 STREAM_TO_UINT8 (status, p); 642 STREAM_TO_UINT16 (handle, p); 643 STREAM_TO_BDADDR (bda, p); 644 STREAM_TO_UINT8 (link_type, p); 645 STREAM_TO_UINT8 (enc_mode, p); 646 647 handle = HCID_GET_HANDLE (handle); 648 649 if (link_type == HCI_LINK_TYPE_ACL) 650 { 651 btm_sec_connected (bda, handle, status, enc_mode); 652 653 l2c_link_hci_conn_comp (status, handle, bda); 654 } 655 #if BTM_SCO_INCLUDED == TRUE 656 else 657 { 658 memset(&esco_data, 0, sizeof(tBTM_ESCO_DATA)); 659 /* esco_data.link_type = HCI_LINK_TYPE_SCO; already zero */ 660 memcpy (esco_data.bd_addr, bda, BD_ADDR_LEN); 661 btm_sco_connected (status, bda, handle, &esco_data); 662 } 663 #endif /* BTM_SCO_INCLUDED */ 664 } 665 666 667 /******************************************************************************* 668 ** 669 ** Function btu_hcif_connection_request_evt 670 ** 671 ** Description Process event HCI_CONNECTION_REQUEST_EVT 672 ** 673 ** Returns void 674 ** 675 *******************************************************************************/ 676 static void btu_hcif_connection_request_evt (UINT8 *p, UINT16 evt_len) 677 { 678 BD_ADDR bda; 679 DEV_CLASS dc; 680 UINT8 link_type; 681 682 STREAM_TO_BDADDR (bda, p); 683 STREAM_TO_DEVCLASS (dc, p); 684 STREAM_TO_UINT8 (link_type, p); 685 686 /* Pass request to security manager to check connect filters before */ 687 /* passing request to l2cap */ 688 if (link_type == HCI_LINK_TYPE_ACL) 689 { 690 btm_sec_conn_req (bda, dc); 691 } 692 #if BTM_SCO_INCLUDED == TRUE 693 else 694 { 695 btm_sco_conn_req (bda, dc, link_type); 696 } 697 #endif /* BTM_SCO_INCLUDED */ 698 } 699 700 701 /******************************************************************************* 702 ** 703 ** Function btu_hcif_disconnection_comp_evt 704 ** 705 ** Description Process event HCI_DISCONNECTION_COMP_EVT 706 ** 707 ** Returns void 708 ** 709 *******************************************************************************/ 710 static void btu_hcif_disconnection_comp_evt (UINT8 *p, UINT16 evt_len) 711 { 712 UINT8 status; 713 UINT16 handle; 714 UINT8 reason; 715 716 STREAM_TO_UINT8 (status, p); 717 STREAM_TO_UINT16 (handle, p); 718 STREAM_TO_UINT8 (reason, p); 719 720 handle = HCID_GET_HANDLE (handle); 721 722 #if BTM_SCO_INCLUDED == TRUE 723 /* If L2CAP doesn't know about it, send it to SCO */ 724 if (!l2c_link_hci_disc_comp (handle, reason)) 725 btm_sco_removed (handle, reason); 726 #else 727 l2c_link_hci_disc_comp (handle, reason); 728 #endif /* BTM_SCO_INCLUDED */ 729 730 /* Notify security manager */ 731 btm_sec_disconnected (handle, reason); 732 } 733 734 /******************************************************************************* 735 ** 736 ** Function btu_hcif_authentication_comp_evt 737 ** 738 ** Description Process event HCI_AUTHENTICATION_COMP_EVT 739 ** 740 ** Returns void 741 ** 742 *******************************************************************************/ 743 static void btu_hcif_authentication_comp_evt (UINT8 *p, UINT16 evt_len) 744 { 745 UINT8 status; 746 UINT16 handle; 747 748 STREAM_TO_UINT8 (status, p); 749 STREAM_TO_UINT16 (handle, p); 750 751 btm_sec_auth_complete (handle, status); 752 } 753 754 755 /******************************************************************************* 756 ** 757 ** Function btu_hcif_rmt_name_request_comp_evt 758 ** 759 ** Description Process event HCI_RMT_NAME_REQUEST_COMP_EVT 760 ** 761 ** Returns void 762 ** 763 *******************************************************************************/ 764 static void btu_hcif_rmt_name_request_comp_evt (UINT8 *p, UINT16 evt_len) 765 { 766 UINT8 status; 767 BD_ADDR bd_addr; 768 769 STREAM_TO_UINT8 (status, p); 770 STREAM_TO_BDADDR (bd_addr, p); 771 772 evt_len -= (1 + BD_ADDR_LEN); 773 774 btm_process_remote_name (bd_addr, p, evt_len, status); 775 776 btm_sec_rmt_name_request_complete (bd_addr, p, status); 777 } 778 779 780 /******************************************************************************* 781 ** 782 ** Function btu_hcif_encryption_change_evt 783 ** 784 ** Description Process event HCI_ENCRYPTION_CHANGE_EVT 785 ** 786 ** Returns void 787 ** 788 *******************************************************************************/ 789 static void btu_hcif_encryption_change_evt (UINT8 *p, UINT16 evt_len) 790 { 791 UINT8 status; 792 UINT16 handle; 793 UINT8 encr_enable; 794 795 STREAM_TO_UINT8 (status, p); 796 STREAM_TO_UINT16 (handle, p); 797 STREAM_TO_UINT8 (encr_enable, p); 798 799 btm_acl_encrypt_change (handle, status, encr_enable); 800 btm_sec_encrypt_change (handle, status, encr_enable); 801 } 802 803 804 /******************************************************************************* 805 ** 806 ** Function btu_hcif_change_conn_link_key_evt 807 ** 808 ** Description Process event HCI_CHANGE_CONN_LINK_KEY_EVT 809 ** 810 ** Returns void 811 ** 812 *******************************************************************************/ 813 static void btu_hcif_change_conn_link_key_evt (UINT8 *p, UINT16 evt_len) 814 { 815 UINT8 status; 816 UINT16 handle; 817 818 STREAM_TO_UINT8 (status, p); 819 STREAM_TO_UINT16 (handle, p); 820 821 btm_acl_link_key_change (handle, status); 822 } 823 824 825 /******************************************************************************* 826 ** 827 ** Function btu_hcif_master_link_key_comp_evt 828 ** 829 ** Description Process event HCI_MASTER_LINK_KEY_COMP_EVT 830 ** 831 ** Returns void 832 ** 833 *******************************************************************************/ 834 static void btu_hcif_master_link_key_comp_evt (UINT8 *p, UINT16 evt_len) 835 { 836 UINT8 status; 837 UINT16 handle; 838 UINT8 key_flg; 839 840 STREAM_TO_UINT8 (status, p); 841 STREAM_TO_UINT16 (handle, p); 842 STREAM_TO_UINT8 (key_flg, p); 843 844 btm_sec_mkey_comp_event (handle, status, key_flg); 845 } 846 847 848 /******************************************************************************* 849 ** 850 ** Function btu_hcif_read_rmt_features_comp_evt 851 ** 852 ** Description Process event HCI_READ_RMT_FEATURES_COMP_EVT 853 ** 854 ** Returns void 855 ** 856 *******************************************************************************/ 857 static void btu_hcif_read_rmt_features_comp_evt (UINT8 *p, UINT16 evt_len) 858 { 859 btm_read_remote_features_complete(p); 860 } 861 862 /******************************************************************************* 863 ** 864 ** Function btu_hcif_read_rmt_ext_features_comp_evt 865 ** 866 ** Description Process event HCI_READ_RMT_EXT_FEATURES_COMP_EVT 867 ** 868 ** Returns void 869 ** 870 *******************************************************************************/ 871 static void btu_hcif_read_rmt_ext_features_comp_evt (UINT8 *p, UINT16 evt_len) 872 { 873 UINT8 *p_cur = p; 874 UINT8 status; 875 UINT16 handle; 876 877 STREAM_TO_UINT8 (status, p_cur); 878 879 if (status == HCI_SUCCESS) 880 btm_read_remote_ext_features_complete(p); 881 else 882 { 883 STREAM_TO_UINT16 (handle, p_cur); 884 btm_read_remote_ext_features_failed(status, handle); 885 } 886 } 887 888 /******************************************************************************* 889 ** 890 ** Function btu_hcif_read_rmt_version_comp_evt 891 ** 892 ** Description Process event HCI_READ_RMT_VERSION_COMP_EVT 893 ** 894 ** Returns void 895 ** 896 *******************************************************************************/ 897 static void btu_hcif_read_rmt_version_comp_evt (UINT8 *p, UINT16 evt_len) 898 { 899 btm_read_remote_version_complete (p); 900 } 901 902 903 /******************************************************************************* 904 ** 905 ** Function btu_hcif_qos_setup_comp_evt 906 ** 907 ** Description Process event HCI_QOS_SETUP_COMP_EVT 908 ** 909 ** Returns void 910 ** 911 *******************************************************************************/ 912 static void btu_hcif_qos_setup_comp_evt (UINT8 *p, UINT16 evt_len) 913 { 914 UINT8 status; 915 UINT16 handle; 916 FLOW_SPEC flow; 917 918 STREAM_TO_UINT8 (status, p); 919 STREAM_TO_UINT16 (handle, p); 920 STREAM_TO_UINT8 (flow.qos_flags, p); 921 STREAM_TO_UINT8 (flow.service_type, p); 922 STREAM_TO_UINT32 (flow.token_rate, p); 923 STREAM_TO_UINT32 (flow.peak_bandwidth, p); 924 STREAM_TO_UINT32 (flow.latency, p); 925 STREAM_TO_UINT32 (flow.delay_variation, p); 926 927 btm_qos_setup_complete(status, handle, &flow); 928 } 929 930 931 /******************************************************************************* 932 ** 933 ** Function btu_hcif_esco_connection_comp_evt 934 ** 935 ** Description Process event HCI_ESCO_CONNECTION_COMP_EVT 936 ** 937 ** Returns void 938 ** 939 *******************************************************************************/ 940 static void btu_hcif_esco_connection_comp_evt (UINT8 *p, UINT16 evt_len) 941 { 942 #if BTM_SCO_INCLUDED == TRUE 943 tBTM_ESCO_DATA data; 944 UINT16 handle; 945 BD_ADDR bda; 946 UINT8 status; 947 948 STREAM_TO_UINT8 (status, p); 949 STREAM_TO_UINT16 (handle, p); 950 STREAM_TO_BDADDR (bda, p); 951 952 STREAM_TO_UINT8 (data.link_type, p); 953 STREAM_TO_UINT8 (data.tx_interval, p); 954 STREAM_TO_UINT8 (data.retrans_window, p); 955 STREAM_TO_UINT16 (data.rx_pkt_len, p); 956 STREAM_TO_UINT16 (data.tx_pkt_len, p); 957 STREAM_TO_UINT8 (data.air_mode, p); 958 959 memcpy (data.bd_addr, bda, BD_ADDR_LEN); 960 btm_sco_connected (status, bda, handle, &data); 961 #endif 962 } 963 964 965 /******************************************************************************* 966 ** 967 ** Function btu_hcif_esco_connection_chg_evt 968 ** 969 ** Description Process event HCI_ESCO_CONNECTION_CHANGED_EVT 970 ** 971 ** Returns void 972 ** 973 *******************************************************************************/ 974 static void btu_hcif_esco_connection_chg_evt (UINT8 *p, UINT16 evt_len) 975 { 976 #if BTM_SCO_INCLUDED == TRUE 977 UINT16 handle; 978 UINT16 tx_pkt_len; 979 UINT16 rx_pkt_len; 980 UINT8 status; 981 UINT8 tx_interval; 982 UINT8 retrans_window; 983 984 STREAM_TO_UINT8 (status, p); 985 STREAM_TO_UINT16 (handle, p); 986 987 STREAM_TO_UINT8 (tx_interval, p); 988 STREAM_TO_UINT8 (retrans_window, p); 989 STREAM_TO_UINT16 (rx_pkt_len, p); 990 STREAM_TO_UINT16 (tx_pkt_len, p); 991 992 btm_esco_proc_conn_chg (status, handle, tx_interval, retrans_window, 993 rx_pkt_len, tx_pkt_len); 994 #endif 995 } 996 997 /******************************************************************************* 998 ** 999 ** Function btu_hcif_hdl_command_complete 1000 ** 1001 ** Description Handle command complete event 1002 ** 1003 ** Returns void 1004 ** 1005 *******************************************************************************/ 1006 static void btu_hcif_hdl_command_complete (UINT16 opcode, UINT8 *p, UINT16 evt_len, 1007 void *p_cplt_cback, UINT8 ctr_id) 1008 { 1009 switch (opcode) 1010 { 1011 case HCI_RESET: 1012 btm_reset_complete (); /* BR/EDR */ 1013 break; 1014 1015 case HCI_INQUIRY_CANCEL: 1016 /* Tell inquiry processing that we are done */ 1017 btm_process_cancel_complete(HCI_SUCCESS, BTM_BR_INQUIRY_MASK); 1018 break; 1019 case HCI_SET_EVENT_FILTER: 1020 btm_event_filter_complete (p); 1021 break; 1022 1023 case HCI_READ_STORED_LINK_KEY: 1024 btm_read_stored_link_key_complete (p); 1025 break; 1026 1027 case HCI_WRITE_STORED_LINK_KEY: 1028 btm_write_stored_link_key_complete (p); 1029 break; 1030 1031 case HCI_DELETE_STORED_LINK_KEY: 1032 btm_delete_stored_link_key_complete (p); 1033 break; 1034 1035 case HCI_READ_LOCAL_VERSION_INFO: 1036 btm_read_local_version_complete (p, evt_len); 1037 break; 1038 1039 case HCI_READ_POLICY_SETTINGS: 1040 btm_read_link_policy_complete (p); 1041 break; 1042 1043 case HCI_READ_BUFFER_SIZE: 1044 btm_read_hci_buf_size_complete (p, evt_len); 1045 break; 1046 1047 case HCI_READ_LOCAL_SUPPORTED_CMDS: 1048 btm_read_local_supported_cmds_complete (p); 1049 break; 1050 1051 case HCI_READ_LOCAL_FEATURES: 1052 btm_read_local_features_complete (p, evt_len); 1053 break; 1054 1055 case HCI_READ_LOCAL_EXT_FEATURES: 1056 btm_read_local_ext_features_complete (p, evt_len); 1057 break; 1058 1059 case HCI_READ_LOCAL_NAME: 1060 btm_read_local_name_complete (p, evt_len); 1061 break; 1062 1063 case HCI_READ_BD_ADDR: 1064 btm_read_local_addr_complete (p, evt_len); 1065 break; 1066 1067 case HCI_GET_LINK_QUALITY: 1068 btm_read_link_quality_complete (p); 1069 break; 1070 1071 case HCI_READ_RSSI: 1072 btm_read_rssi_complete (p); 1073 break; 1074 1075 case HCI_READ_TRANSMIT_POWER_LEVEL: 1076 btm_read_tx_power_complete(p, FALSE); 1077 break; 1078 1079 case HCI_CREATE_CONNECTION_CANCEL: 1080 btm_create_conn_cancel_complete(p); 1081 break; 1082 1083 case HCI_READ_LOCAL_OOB_DATA: 1084 #if BTM_OOB_INCLUDED == TRUE 1085 btm_read_local_oob_complete(p); 1086 #endif 1087 break; 1088 1089 1090 case HCI_READ_INQ_TX_POWER_LEVEL: 1091 btm_read_linq_tx_power_complete (p); 1092 break; 1093 1094 case HCI_WRITE_SIMPLE_PAIRING_MODE: 1095 btm_write_simple_paring_mode_complete (p); 1096 break; 1097 1098 case HCI_WRITE_LE_HOST_SUPPORTED: 1099 btm_write_le_host_supported_complete (p); 1100 break; 1101 1102 #if (BLE_INCLUDED == TRUE) 1103 /* BLE Commands */ 1104 case HCI_BLE_READ_WHITE_LIST_SIZE : 1105 btm_read_white_list_size_complete(p, evt_len); 1106 break; 1107 1108 case HCI_BLE_ADD_WHITE_LIST: 1109 btm_ble_add_2_white_list_complete(*p); 1110 break; 1111 1112 case HCI_BLE_CLEAR_WHITE_LIST: 1113 btm_ble_clear_white_list_complete(p, evt_len); 1114 break; 1115 1116 case HCI_BLE_REMOVE_WHITE_LIST: 1117 btm_ble_remove_from_white_list_complete(p, evt_len); 1118 break; 1119 1120 case HCI_BLE_RAND: 1121 case HCI_BLE_ENCRYPT: 1122 1123 btm_ble_rand_enc_complete (p, opcode, (tBTM_RAND_ENC_CB *)p_cplt_cback); 1124 break; 1125 case HCI_BLE_READ_BUFFER_SIZE: 1126 btm_read_ble_buf_size_complete(p, evt_len); 1127 break; 1128 1129 case HCI_BLE_READ_LOCAL_SPT_FEAT: 1130 btm_read_ble_local_supported_features_complete(p, evt_len); 1131 break; 1132 1133 case HCI_BLE_READ_ADV_CHNL_TX_POWER: 1134 btm_read_tx_power_complete(p, TRUE); 1135 break; 1136 1137 case HCI_BLE_WRITE_ADV_ENABLE: 1138 btm_ble_write_adv_enable_complete(p); 1139 break; 1140 1141 case HCI_BLE_TRANSMITTER_TEST: 1142 case HCI_BLE_RECEIVER_TEST: 1143 case HCI_BLE_TEST_END: 1144 btm_ble_test_command_complete(p); 1145 break; 1146 #endif /* (BLE_INCLUDED == TRUE) */ 1147 1148 default: 1149 if ((opcode & HCI_GRP_VENDOR_SPECIFIC) == HCI_GRP_VENDOR_SPECIFIC) 1150 btm_vsc_complete (p, opcode, evt_len, (tBTM_CMPL_CB *)p_cplt_cback); 1151 break; 1152 } 1153 } 1154 1155 /******************************************************************************* 1156 ** 1157 ** Function btu_hcif_command_complete_evt 1158 ** 1159 ** Description Process event HCI_COMMAND_COMPLETE_EVT 1160 ** 1161 ** Returns void 1162 ** 1163 *******************************************************************************/ 1164 static void btu_hcif_command_complete_evt (UINT8 controller_id, UINT8 *p, UINT16 evt_len) 1165 { 1166 tHCI_CMD_CB *p_hci_cmd_cb = &(btu_cb.hci_cmd_cb[controller_id]); 1167 UINT16 cc_opcode; 1168 BT_HDR *p_cmd; 1169 void *p_cplt_cback = NULL; 1170 1171 STREAM_TO_UINT8 (p_hci_cmd_cb->cmd_window, p); 1172 1173 #if (defined(HCI_MAX_SIMUL_CMDS) && (HCI_MAX_SIMUL_CMDS > 0)) 1174 if (p_hci_cmd_cb->cmd_window > HCI_MAX_SIMUL_CMDS) 1175 p_hci_cmd_cb->cmd_window = HCI_MAX_SIMUL_CMDS; 1176 #endif 1177 1178 STREAM_TO_UINT16 (cc_opcode, p); 1179 1180 evt_len -= 3; 1181 1182 /* only do this for certain commands */ 1183 if ((cc_opcode != HCI_RESET) && (cc_opcode != HCI_HOST_NUM_PACKETS_DONE) && 1184 (cc_opcode != HCI_COMMAND_NONE)) 1185 { 1186 /* dequeue and free stored command */ 1187 1188 /* always use cmd code check, when one cmd timeout waiting for cmd_cmpl, 1189 it'll cause the rest of the command goes in wrong order */ 1190 p_cmd = (BT_HDR *) GKI_getfirst (&p_hci_cmd_cb->cmd_cmpl_q); 1191 1192 while (p_cmd) 1193 { 1194 UINT16 opcode_dequeued; 1195 UINT8 *p_dequeued; 1196 1197 /* Make sure dequeued command is for the command_cplt received */ 1198 p_dequeued = (UINT8 *)(p_cmd + 1) + p_cmd->offset; 1199 STREAM_TO_UINT16 (opcode_dequeued, p_dequeued); 1200 1201 if (opcode_dequeued != cc_opcode) 1202 { 1203 /* opcode does not match, check next command in the queue */ 1204 p_cmd = (BT_HDR *) GKI_getnext(p_cmd); 1205 continue; 1206 } 1207 GKI_remove_from_queue(&p_hci_cmd_cb->cmd_cmpl_q, p_cmd); 1208 1209 /* If command was a VSC, then extract command_complete callback */ 1210 if ((cc_opcode & HCI_GRP_VENDOR_SPECIFIC) == HCI_GRP_VENDOR_SPECIFIC 1211 #if BLE_INCLUDED == TRUE 1212 || (cc_opcode == HCI_BLE_RAND ) 1213 || (cc_opcode == HCI_BLE_ENCRYPT) 1214 #endif 1215 ) 1216 { 1217 p_cplt_cback = *((void **)(p_cmd + 1)); 1218 } 1219 1220 GKI_freebuf (p_cmd); 1221 1222 break; 1223 } 1224 1225 /* if more commands in queue restart timer */ 1226 if (BTU_CMD_CMPL_TIMEOUT > 0) 1227 { 1228 if (!GKI_queue_is_empty (&(p_hci_cmd_cb->cmd_cmpl_q))) 1229 { 1230 #if (defined(BTU_CMD_CMPL_TOUT_DOUBLE_CHECK) && BTU_CMD_CMPL_TOUT_DOUBLE_CHECK == TRUE) 1231 p_hci_cmd_cb->checked_hcisu = FALSE; 1232 #endif 1233 btu_start_timer (&(p_hci_cmd_cb->cmd_cmpl_timer), 1234 (UINT16)(BTU_TTYPE_BTU_CMD_CMPL + controller_id), 1235 BTU_CMD_CMPL_TIMEOUT); 1236 } 1237 else 1238 { 1239 btu_stop_timer (&(p_hci_cmd_cb->cmd_cmpl_timer)); 1240 } 1241 } 1242 } 1243 1244 /* handle event */ 1245 btu_hcif_hdl_command_complete (cc_opcode, p, evt_len, p_cplt_cback, controller_id); 1246 1247 /* see if we can send more commands */ 1248 btu_hcif_send_cmd (controller_id, NULL); 1249 } 1250 1251 1252 /******************************************************************************* 1253 ** 1254 ** Function btu_hcif_hdl_command_status 1255 ** 1256 ** Description Handle a command status event 1257 ** 1258 ** Returns void 1259 ** 1260 *******************************************************************************/ 1261 static void btu_hcif_hdl_command_status (UINT16 opcode, UINT8 status, UINT8 *p_cmd, 1262 void *p_vsc_status_cback, UINT8 controller_id) 1263 { 1264 BD_ADDR bd_addr; 1265 UINT16 handle; 1266 #if BTM_SCO_INCLUDED == TRUE 1267 tBTM_ESCO_DATA esco_data; 1268 #endif 1269 1270 #if BTM_PWR_MGR_INCLUDED == TRUE 1271 switch (opcode) 1272 { 1273 case HCI_EXIT_SNIFF_MODE: 1274 case HCI_EXIT_PARK_MODE: 1275 #if BTM_SCO_WAKE_PARKED_LINK == TRUE 1276 if (status != HCI_SUCCESS) 1277 { 1278 /* Allow SCO initiation to continue if waiting for change mode event */ 1279 if (p_cmd != NULL) 1280 { 1281 p_cmd++; /* bypass length field */ 1282 STREAM_TO_UINT16 (handle, p_cmd); 1283 btm_sco_chk_pend_unpark (status, handle); 1284 } 1285 } 1286 #endif 1287 /* Case Falls Through */ 1288 1289 case HCI_HOLD_MODE: 1290 case HCI_SNIFF_MODE: 1291 case HCI_PARK_MODE: 1292 btm_pm_proc_cmd_status(status); 1293 break; 1294 1295 default: 1296 #endif /* BTM_PWR_MGR_INCLUDED */ 1297 /* If command failed to start, we may need to tell BTM */ 1298 if (status != HCI_SUCCESS) 1299 { 1300 switch (opcode) 1301 { 1302 case HCI_INQUIRY: 1303 /* Tell inquiry processing that we are done */ 1304 btm_process_inq_complete(status, BTM_BR_INQUIRY_MASK); 1305 break; 1306 1307 case HCI_RMT_NAME_REQUEST: 1308 /* Tell inquiry processing that we are done */ 1309 btm_process_remote_name (NULL, NULL, 0, status); 1310 1311 btm_sec_rmt_name_request_complete (NULL, NULL, status); 1312 break; 1313 1314 case HCI_CHANGE_CONN_LINK_KEY: 1315 /* Let host know we're done with error */ 1316 /* read handle out of stored command */ 1317 if (p_cmd != NULL) 1318 { 1319 p_cmd++; 1320 STREAM_TO_UINT16 (handle, p_cmd); 1321 1322 btm_acl_link_key_change (handle, status); 1323 } 1324 break; 1325 1326 case HCI_QOS_SETUP_COMP_EVT: 1327 /* Tell qos setup that we are done */ 1328 btm_qos_setup_complete(status,0,NULL); 1329 break; 1330 1331 case HCI_SWITCH_ROLE: 1332 /* Tell BTM that the command failed */ 1333 /* read bd addr out of stored command */ 1334 if (p_cmd != NULL) 1335 { 1336 p_cmd++; 1337 STREAM_TO_BDADDR (bd_addr, p_cmd); 1338 btm_acl_role_changed(status, bd_addr, BTM_ROLE_UNDEFINED); 1339 } 1340 else 1341 btm_acl_role_changed(status, NULL, BTM_ROLE_UNDEFINED); 1342 l2c_link_role_changed (NULL, BTM_ROLE_UNDEFINED, HCI_ERR_COMMAND_DISALLOWED); 1343 break; 1344 1345 case HCI_CREATE_CONNECTION: 1346 /* read bd addr out of stored command */ 1347 if (p_cmd != NULL) 1348 { 1349 p_cmd++; 1350 STREAM_TO_BDADDR (bd_addr, p_cmd); 1351 btm_sec_connected (bd_addr, HCI_INVALID_HANDLE, status, 0); 1352 l2c_link_hci_conn_comp (status, HCI_INVALID_HANDLE, bd_addr); 1353 } 1354 break; 1355 1356 case HCI_READ_RMT_EXT_FEATURES: 1357 if (p_cmd != NULL) 1358 { 1359 p_cmd++; /* skip command length */ 1360 STREAM_TO_UINT16 (handle, p_cmd); 1361 } 1362 else 1363 handle = HCI_INVALID_HANDLE; 1364 1365 btm_read_remote_ext_features_failed(status, handle); 1366 break; 1367 1368 case HCI_AUTHENTICATION_REQUESTED: 1369 /* Device refused to start authentication. That should be treated as authentication failure. */ 1370 btm_sec_auth_complete (BTM_INVALID_HCI_HANDLE, status); 1371 break; 1372 1373 case HCI_SET_CONN_ENCRYPTION: 1374 /* Device refused to start encryption. That should be treated as encryption failure. */ 1375 btm_sec_encrypt_change (BTM_INVALID_HCI_HANDLE, status, FALSE); 1376 break; 1377 1378 #if BTM_SCO_INCLUDED == TRUE 1379 case HCI_SETUP_ESCO_CONNECTION: 1380 /* read handle out of stored command */ 1381 if (p_cmd != NULL) 1382 { 1383 p_cmd++; 1384 STREAM_TO_UINT16 (handle, p_cmd); 1385 1386 /* Determine if initial connection failed or is a change of setup */ 1387 if (btm_is_sco_active(handle)) 1388 btm_esco_proc_conn_chg (status, handle, 0, 0, 0, 0); 1389 else 1390 btm_sco_connected (status, NULL, handle, &esco_data); 1391 } 1392 break; 1393 #endif 1394 1395 /* This is commented out until an upper layer cares about returning event 1396 #if L2CAP_NON_FLUSHABLE_PB_INCLUDED == TRUE 1397 case HCI_ENHANCED_FLUSH: 1398 break; 1399 #endif 1400 */ 1401 default: 1402 if ((opcode & HCI_GRP_VENDOR_SPECIFIC) == HCI_GRP_VENDOR_SPECIFIC) 1403 btm_vsc_complete (&status, opcode, 1, (tBTM_CMPL_CB *)p_vsc_status_cback); 1404 break; 1405 } 1406 1407 } 1408 else 1409 { 1410 if ((opcode & HCI_GRP_VENDOR_SPECIFIC) == HCI_GRP_VENDOR_SPECIFIC) 1411 btm_vsc_complete (&status, opcode, 1, (tBTM_CMPL_CB *)p_vsc_status_cback); 1412 } 1413 #if BTM_PWR_MGR_INCLUDED == TRUE 1414 } 1415 #endif 1416 } 1417 1418 /******************************************************************************* 1419 ** 1420 ** Function btu_hcif_command_status_evt 1421 ** 1422 ** Description Process event HCI_COMMAND_STATUS_EVT 1423 ** 1424 ** Returns void 1425 ** 1426 *******************************************************************************/ 1427 static void btu_hcif_command_status_evt (UINT8 controller_id, UINT8 *p, UINT16 evt_len) 1428 { 1429 tHCI_CMD_CB * p_hci_cmd_cb = &(btu_cb.hci_cmd_cb[controller_id]); 1430 UINT8 status; 1431 UINT16 opcode; 1432 UINT16 cmd_opcode; 1433 BT_HDR *p_cmd = NULL; 1434 UINT8 *p_data = NULL; 1435 void *p_vsc_status_cback = NULL; 1436 1437 STREAM_TO_UINT8 (status, p); 1438 STREAM_TO_UINT8 (p_hci_cmd_cb->cmd_window, p); 1439 1440 #if (defined(HCI_MAX_SIMUL_CMDS) && (HCI_MAX_SIMUL_CMDS > 0)) 1441 if (p_hci_cmd_cb->cmd_window > HCI_MAX_SIMUL_CMDS) 1442 p_hci_cmd_cb->cmd_window = HCI_MAX_SIMUL_CMDS; 1443 #endif 1444 1445 STREAM_TO_UINT16 (opcode, p); 1446 1447 /* only do this for certain commands */ 1448 if ((opcode != HCI_RESET) && (opcode != HCI_HOST_NUM_PACKETS_DONE) && 1449 (opcode != HCI_COMMAND_NONE)) 1450 { 1451 /*look for corresponding command in cmd_queue*/ 1452 p_cmd = (BT_HDR *) GKI_getfirst(&(p_hci_cmd_cb->cmd_cmpl_q)); 1453 while (p_cmd) 1454 { 1455 p_data = (UINT8 *)(p_cmd + 1) + p_cmd->offset; 1456 STREAM_TO_UINT16 (cmd_opcode, p_data); 1457 1458 /* Make sure this command is for the command_status received */ 1459 if (cmd_opcode != opcode) 1460 { 1461 /* opcode does not match, check next command in the queue */ 1462 p_cmd = (BT_HDR *) GKI_getnext(p_cmd); 1463 continue; 1464 } 1465 else 1466 { 1467 GKI_remove_from_queue(&p_hci_cmd_cb->cmd_cmpl_q, p_cmd); 1468 1469 /* If command was a VSC, then extract command_status callback */ 1470 if ((cmd_opcode & HCI_GRP_VENDOR_SPECIFIC) == HCI_GRP_VENDOR_SPECIFIC) 1471 { 1472 p_vsc_status_cback = *((void **)(p_cmd + 1)); 1473 } 1474 break; 1475 } 1476 } 1477 1478 /* if more commands in queue restart timer */ 1479 if (BTU_CMD_CMPL_TIMEOUT > 0) 1480 { 1481 if (!GKI_queue_is_empty (&(p_hci_cmd_cb->cmd_cmpl_q))) 1482 { 1483 #if (defined(BTU_CMD_CMPL_TOUT_DOUBLE_CHECK) && BTU_CMD_CMPL_TOUT_DOUBLE_CHECK == TRUE) 1484 p_hci_cmd_cb->checked_hcisu = FALSE; 1485 #endif 1486 btu_start_timer (&(p_hci_cmd_cb->cmd_cmpl_timer), 1487 (UINT16)(BTU_TTYPE_BTU_CMD_CMPL + controller_id), 1488 BTU_CMD_CMPL_TIMEOUT); 1489 } 1490 else 1491 { 1492 btu_stop_timer (&(p_hci_cmd_cb->cmd_cmpl_timer)); 1493 } 1494 } 1495 } 1496 1497 /* handle command */ 1498 btu_hcif_hdl_command_status (opcode, status, p_data, p_vsc_status_cback, controller_id); 1499 1500 /* free stored command */ 1501 if (p_cmd != NULL) 1502 { 1503 GKI_freebuf (p_cmd); 1504 } 1505 else 1506 { 1507 BT_TRACE_1 (TRACE_LAYER_HCI, TRACE_TYPE_WARNING, 1508 "No command in queue matching opcode %d", opcode); 1509 } 1510 1511 /* See if we can forward any more commands */ 1512 btu_hcif_send_cmd (controller_id, NULL); 1513 } 1514 1515 /******************************************************************************* 1516 ** 1517 ** Function btu_hcif_cmd_timeout 1518 ** 1519 ** Description Handle a command timeout 1520 ** 1521 ** Returns void 1522 ** 1523 *******************************************************************************/ 1524 void btu_hcif_cmd_timeout (UINT8 controller_id) 1525 { 1526 tHCI_CMD_CB * p_hci_cmd_cb = &(btu_cb.hci_cmd_cb[controller_id]); 1527 BT_HDR *p_cmd; 1528 UINT8 *p; 1529 void *p_cplt_cback = NULL; 1530 UINT16 opcode; 1531 UINT16 event; 1532 1533 #if (defined(BTU_CMD_CMPL_TOUT_DOUBLE_CHECK) && BTU_CMD_CMPL_TOUT_DOUBLE_CHECK == TRUE) 1534 if (!(p_hci_cmd_cb->checked_hcisu)) 1535 { 1536 BT_TRACE_1 (TRACE_LAYER_HCI, TRACE_TYPE_WARNING, "BTU HCI(id=%d) command timeout - double check HCISU", controller_id); 1537 1538 /* trigger HCISU to read any pending data in transport buffer */ 1539 GKI_send_event(HCISU_TASK, HCISU_EVT_MASK); 1540 1541 btu_start_timer (&(p_hci_cmd_cb->cmd_cmpl_timer), 1542 (UINT16)(BTU_TTYPE_BTU_CMD_CMPL + controller_id), 1543 2); /* start short timer, if timer is set to 1 then it could expire before HCISU checks. */ 1544 1545 p_hci_cmd_cb->checked_hcisu = TRUE; 1546 1547 return; 1548 } 1549 #endif 1550 1551 /* set the controller cmd window to 1, as if we received a response, so 1552 ** the flow of commands from the stack doesn't hang */ 1553 p_hci_cmd_cb->cmd_window = 1; 1554 1555 /* get queued command */ 1556 if ((p_cmd = (BT_HDR *) GKI_dequeue (&(p_hci_cmd_cb->cmd_cmpl_q))) == NULL) 1557 { 1558 BT_TRACE_0 (TRACE_LAYER_HCI, TRACE_TYPE_WARNING, "Cmd timeout; no cmd in queue"); 1559 return; 1560 } 1561 1562 /* if more commands in queue restart timer */ 1563 if (BTU_CMD_CMPL_TIMEOUT > 0) 1564 { 1565 if (!GKI_queue_is_empty (&(p_hci_cmd_cb->cmd_cmpl_q))) 1566 { 1567 #if (defined(BTU_CMD_CMPL_TOUT_DOUBLE_CHECK) && BTU_CMD_CMPL_TOUT_DOUBLE_CHECK == TRUE) 1568 p_hci_cmd_cb->checked_hcisu = FALSE; 1569 #endif 1570 btu_start_timer (&(p_hci_cmd_cb->cmd_cmpl_timer), 1571 (UINT16)(BTU_TTYPE_BTU_CMD_CMPL + controller_id), 1572 BTU_CMD_CMPL_TIMEOUT); 1573 } 1574 } 1575 1576 p = (UINT8 *)(p_cmd + 1) + p_cmd->offset; 1577 #if (NFC_INCLUDED == TRUE) 1578 if (controller_id == NFC_CONTROLLER_ID) 1579 { 1580 //TODO call nfc_ncif_cmd_timeout 1581 BT_TRACE_2 (TRACE_LAYER_HCI, TRACE_TYPE_WARNING, "BTU NCI command timeout - header 0x%02x%02x", p[0], p[1]); 1582 return; 1583 } 1584 #endif 1585 1586 /* get opcode from stored command */ 1587 STREAM_TO_UINT16 (opcode, p); 1588 1589 // btla-specific ++ 1590 #if (defined(ANDROID_APP_INCLUDED) && (ANDROID_APP_INCLUDED == TRUE)) 1591 ALOGE("######################################################################"); 1592 ALOGE("#"); 1593 ALOGE("# WARNING : BTU HCI(id=%d) command timeout. opcode=0x%x", controller_id, opcode); 1594 ALOGE("#"); 1595 ALOGE("######################################################################"); 1596 #else 1597 BT_TRACE_2 (TRACE_LAYER_HCI, TRACE_TYPE_WARNING, "BTU HCI(id=%d) command timeout. opcode=0x%x", controller_id, opcode); 1598 #endif 1599 // btla-specific ++ 1600 1601 /* send stack a fake command complete or command status, but first determine 1602 ** which to send 1603 */ 1604 switch (opcode) 1605 { 1606 case HCI_HOLD_MODE: 1607 case HCI_SNIFF_MODE: 1608 case HCI_EXIT_SNIFF_MODE: 1609 case HCI_PARK_MODE: 1610 case HCI_EXIT_PARK_MODE: 1611 case HCI_INQUIRY: 1612 case HCI_RMT_NAME_REQUEST: 1613 case HCI_QOS_SETUP_COMP_EVT: 1614 case HCI_CREATE_CONNECTION: 1615 case HCI_CHANGE_CONN_LINK_KEY: 1616 case HCI_SWITCH_ROLE: 1617 case HCI_READ_RMT_EXT_FEATURES: 1618 case HCI_AUTHENTICATION_REQUESTED: 1619 case HCI_SET_CONN_ENCRYPTION: 1620 #if BTM_SCO_INCLUDED == TRUE 1621 case HCI_SETUP_ESCO_CONNECTION: 1622 #endif 1623 /* fake a command status */ 1624 btu_hcif_hdl_command_status (opcode, HCI_ERR_UNSPECIFIED, p, NULL, controller_id); 1625 break; 1626 1627 default: 1628 /* If vendor specific restore the callback function */ 1629 if ((opcode & HCI_GRP_VENDOR_SPECIFIC) == HCI_GRP_VENDOR_SPECIFIC 1630 #if BLE_INCLUDED == TRUE 1631 || (opcode == HCI_BLE_RAND ) || 1632 (opcode == HCI_BLE_ENCRYPT) 1633 #endif 1634 ) 1635 { 1636 p_cplt_cback = *((void **)(p_cmd + 1)); 1637 #if 0 1638 BT_TRACE_2 (TRACE_LAYER_HCI, TRACE_TYPE_DEBUG, 1639 "Restoring VSC callback for opcode=0x%04x, Callback function=0x%07x", 1640 opcode, (UINT32)p_cplt_cback); 1641 #endif 1642 } 1643 1644 /* fake a command complete; first create a fake event */ 1645 event = HCI_ERR_UNSPECIFIED; 1646 btu_hcif_hdl_command_complete (opcode, (UINT8 *)&event, 1, p_cplt_cback, controller_id); 1647 break; 1648 } 1649 1650 /* free stored command */ 1651 GKI_freebuf(p_cmd); 1652 1653 num_hci_cmds_timed_out++; 1654 /* When we receive consecutive HCI cmd timeouts for >=BTM_MAX_HCI_CMD_TOUT_BEFORE_RESTART 1655 times, Bluetooth process will be killed and restarted */ 1656 if (num_hci_cmds_timed_out >= BTM_MAX_HCI_CMD_TOUT_BEFORE_RESTART) 1657 { 1658 BT_TRACE_1(TRACE_LAYER_HCI, TRACE_TYPE_ERROR, 1659 "Num consecutive HCI Cmd tout =%d Restarting BT process",num_hci_cmds_timed_out); 1660 1661 usleep(10000); /* 10 milliseconds */ 1662 /* Killing the process to force a restart as part of fault tolerance */ 1663 kill(getpid(), SIGKILL); 1664 } 1665 else 1666 { 1667 BT_TRACE_1 (TRACE_LAYER_HCI, TRACE_TYPE_WARNING, "HCI Cmd timeout counter %d", 1668 num_hci_cmds_timed_out); 1669 1670 /* If anyone wants device status notifications, give him one */ 1671 btm_report_device_status (BTM_DEV_STATUS_CMD_TOUT); 1672 } 1673 /* See if we can forward any more commands */ 1674 btu_hcif_send_cmd (controller_id, NULL); 1675 } 1676 1677 /******************************************************************************* 1678 ** 1679 ** Function btu_hcif_hardware_error_evt 1680 ** 1681 ** Description Process event HCI_HARDWARE_ERROR_EVT 1682 ** 1683 ** Returns void 1684 ** 1685 *******************************************************************************/ 1686 static void btu_hcif_hardware_error_evt (UINT8 *p, UINT16 evt_len) 1687 { 1688 BT_TRACE_1 (TRACE_LAYER_HCI, TRACE_TYPE_ERROR, "Ctlr H/w error event - code:0x%x", *p); 1689 1690 /* If anyone wants device status notifications, give him one. */ 1691 btm_report_device_status (BTM_DEV_STATUS_DOWN); 1692 1693 /* Reset the controller */ 1694 if (BTM_IsDeviceUp()) 1695 BTM_DeviceReset (NULL); 1696 } 1697 1698 1699 /******************************************************************************* 1700 ** 1701 ** Function btu_hcif_flush_occured_evt 1702 ** 1703 ** Description Process event HCI_FLUSH_OCCURED_EVT 1704 ** 1705 ** Returns void 1706 ** 1707 *******************************************************************************/ 1708 static void btu_hcif_flush_occured_evt (UINT8 *p, UINT16 evt_len) 1709 { 1710 } 1711 1712 1713 /******************************************************************************* 1714 ** 1715 ** Function btu_hcif_role_change_evt 1716 ** 1717 ** Description Process event HCI_ROLE_CHANGE_EVT 1718 ** 1719 ** Returns void 1720 ** 1721 *******************************************************************************/ 1722 static void btu_hcif_role_change_evt (UINT8 *p, UINT16 evt_len) 1723 { 1724 UINT8 status; 1725 BD_ADDR bda; 1726 UINT8 role; 1727 1728 STREAM_TO_UINT8 (status, p); 1729 STREAM_TO_BDADDR (bda, p); 1730 STREAM_TO_UINT8 (role, p); 1731 1732 l2c_link_role_changed (bda, role, status); 1733 btm_acl_role_changed(status, bda, role); 1734 } 1735 1736 1737 /******************************************************************************* 1738 ** 1739 ** Function btu_hcif_num_compl_data_pkts_evt 1740 ** 1741 ** Description Process event HCI_NUM_COMPL_DATA_PKTS_EVT 1742 ** 1743 ** Returns void 1744 ** 1745 *******************************************************************************/ 1746 static void btu_hcif_num_compl_data_pkts_evt (UINT8 *p, UINT16 evt_len) 1747 { 1748 /* Process for L2CAP and SCO */ 1749 l2c_link_process_num_completed_pkts (p); 1750 1751 /* Send on to SCO */ 1752 /*?? No SCO for now */ 1753 } 1754 1755 /******************************************************************************* 1756 ** 1757 ** Function btu_hcif_mode_change_evt 1758 ** 1759 ** Description Process event HCI_MODE_CHANGE_EVT 1760 ** 1761 ** Returns void 1762 ** 1763 *******************************************************************************/ 1764 static void btu_hcif_mode_change_evt (UINT8 *p, UINT16 evt_len) 1765 { 1766 UINT8 status; 1767 UINT16 handle; 1768 UINT8 current_mode; 1769 UINT16 interval; 1770 1771 STREAM_TO_UINT8 (status, p); 1772 1773 STREAM_TO_UINT16 (handle, p); 1774 STREAM_TO_UINT8 (current_mode, p); 1775 STREAM_TO_UINT16 (interval, p); 1776 #if BTM_PWR_MGR_INCLUDED == TRUE 1777 #if BTM_SCO_WAKE_PARKED_LINK == TRUE 1778 btm_sco_chk_pend_unpark (status, handle); 1779 #endif 1780 btm_pm_proc_mode_change (status, handle, current_mode, interval); 1781 #else 1782 btm_process_mode_change (status, handle, current_mode, interval); 1783 #endif /* BTM_PWR_MGR_INCLUDED == TRUE */ 1784 1785 #if (HID_DEV_INCLUDED == TRUE) && (HID_DEV_PM_INCLUDED == TRUE) 1786 hidd_pm_proc_mode_change( status, current_mode, interval ) ; 1787 #endif 1788 } 1789 1790 /******************************************************************************* 1791 ** 1792 ** Function btu_hcif_ssr_evt 1793 ** 1794 ** Description Process event HCI_SNIFF_SUB_RATE_EVT 1795 ** 1796 ** Returns void 1797 ** 1798 *******************************************************************************/ 1799 #if (BTM_SSR_INCLUDED == TRUE) 1800 static void btu_hcif_ssr_evt (UINT8 *p, UINT16 evt_len) 1801 { 1802 #if (BTM_PWR_MGR_INCLUDED == TRUE) 1803 btm_pm_proc_ssr_evt(p, evt_len); 1804 #endif 1805 } 1806 #endif 1807 1808 1809 /******************************************************************************* 1810 ** 1811 ** Function btu_hcif_return_link_keys_evt 1812 ** 1813 ** Description Process event HCI_RETURN_LINK_KEYS_EVT 1814 ** 1815 ** Returns void 1816 ** 1817 *******************************************************************************/ 1818 1819 static void btu_hcif_return_link_keys_evt (UINT8 *p, UINT16 evt_len) 1820 { 1821 UINT8 num_keys; 1822 tBTM_RETURN_LINK_KEYS_EVT *result; 1823 1824 /* get the number of link keys */ 1825 num_keys = *p; 1826 1827 /* If there are no link keys don't call the call back */ 1828 if (!num_keys) 1829 return; 1830 1831 /* Take one extra byte at the beginning to specify event */ 1832 result = (tBTM_RETURN_LINK_KEYS_EVT *)(--p); 1833 result->event = BTM_CB_EVT_RETURN_LINK_KEYS; 1834 1835 /* Call the BTM function to pass the link keys to application */ 1836 btm_return_link_keys_evt (result); 1837 } 1838 1839 1840 /******************************************************************************* 1841 ** 1842 ** Function btu_hcif_pin_code_request_evt 1843 ** 1844 ** Description Process event HCI_PIN_CODE_REQUEST_EVT 1845 ** 1846 ** Returns void 1847 ** 1848 *******************************************************************************/ 1849 static void btu_hcif_pin_code_request_evt (UINT8 *p, UINT16 evt_len) 1850 { 1851 BD_ADDR bda; 1852 1853 STREAM_TO_BDADDR (bda, p); 1854 1855 /* Tell L2CAP that there was a PIN code request, */ 1856 /* it may need to stretch timeouts */ 1857 l2c_pin_code_request (bda); 1858 1859 btm_sec_pin_code_request (bda); 1860 } 1861 1862 1863 /******************************************************************************* 1864 ** 1865 ** Function btu_hcif_link_key_request_evt 1866 ** 1867 ** Description Process event HCI_LINK_KEY_REQUEST_EVT 1868 ** 1869 ** Returns void 1870 ** 1871 *******************************************************************************/ 1872 static void btu_hcif_link_key_request_evt (UINT8 *p, UINT16 evt_len) 1873 { 1874 BD_ADDR bda; 1875 1876 STREAM_TO_BDADDR (bda, p); 1877 btm_sec_link_key_request (bda); 1878 } 1879 1880 1881 /******************************************************************************* 1882 ** 1883 ** Function btu_hcif_link_key_notification_evt 1884 ** 1885 ** Description Process event HCI_LINK_KEY_NOTIFICATION_EVT 1886 ** 1887 ** Returns void 1888 ** 1889 *******************************************************************************/ 1890 static void btu_hcif_link_key_notification_evt (UINT8 *p, UINT16 evt_len) 1891 { 1892 BD_ADDR bda; 1893 LINK_KEY key; 1894 UINT8 key_type; 1895 1896 STREAM_TO_BDADDR (bda, p); 1897 STREAM_TO_ARRAY16 (key, p); 1898 STREAM_TO_UINT8 (key_type, p); 1899 1900 btm_sec_link_key_notification (bda, key, key_type); 1901 } 1902 1903 1904 /******************************************************************************* 1905 ** 1906 ** Function btu_hcif_loopback_command_evt 1907 ** 1908 ** Description Process event HCI_LOOPBACK_COMMAND_EVT 1909 ** 1910 ** Returns void 1911 ** 1912 *******************************************************************************/ 1913 static void btu_hcif_loopback_command_evt (UINT8 *p, UINT16 evt_len) 1914 { 1915 } 1916 1917 1918 /******************************************************************************* 1919 ** 1920 ** Function btu_hcif_data_buf_overflow_evt 1921 ** 1922 ** Description Process event HCI_DATA_BUF_OVERFLOW_EVT 1923 ** 1924 ** Returns void 1925 ** 1926 *******************************************************************************/ 1927 static void btu_hcif_data_buf_overflow_evt (UINT8 *p, UINT16 evt_len) 1928 { 1929 } 1930 1931 1932 /******************************************************************************* 1933 ** 1934 ** Function btu_hcif_max_slots_changed_evt 1935 ** 1936 ** Description Process event HCI_MAX_SLOTS_CHANGED_EVT 1937 ** 1938 ** Returns void 1939 ** 1940 *******************************************************************************/ 1941 static void btu_hcif_max_slots_changed_evt (UINT8 *p, UINT16 evt_len) 1942 { 1943 } 1944 1945 1946 /******************************************************************************* 1947 ** 1948 ** Function btu_hcif_read_clock_off_comp_evt 1949 ** 1950 ** Description Process event HCI_READ_CLOCK_OFF_COMP_EVT 1951 ** 1952 ** Returns void 1953 ** 1954 *******************************************************************************/ 1955 static void btu_hcif_read_clock_off_comp_evt (UINT8 *p, UINT16 evt_len) 1956 { 1957 UINT8 status; 1958 UINT16 handle; 1959 UINT16 clock_offset; 1960 1961 STREAM_TO_UINT8 (status, p); 1962 1963 /* If failed to get clock offset just drop the result */ 1964 if (status != HCI_SUCCESS) 1965 return; 1966 1967 STREAM_TO_UINT16 (handle, p); 1968 STREAM_TO_UINT16 (clock_offset, p); 1969 1970 handle = HCID_GET_HANDLE (handle); 1971 1972 btm_process_clk_off_comp_evt (handle, clock_offset); 1973 btm_sec_update_clock_offset (handle, clock_offset); 1974 } 1975 1976 1977 /******************************************************************************* 1978 ** 1979 ** Function btu_hcif_conn_pkt_type_change_evt 1980 ** 1981 ** Description Process event HCI_CONN_PKT_TYPE_CHANGE_EVT 1982 ** 1983 ** Returns void 1984 ** 1985 *******************************************************************************/ 1986 static void btu_hcif_conn_pkt_type_change_evt (UINT8 *p, UINT16 evt_len) 1987 { 1988 } 1989 1990 1991 /******************************************************************************* 1992 ** 1993 ** Function btu_hcif_qos_violation_evt 1994 ** 1995 ** Description Process event HCI_QOS_VIOLATION_EVT 1996 ** 1997 ** Returns void 1998 ** 1999 *******************************************************************************/ 2000 static void btu_hcif_qos_violation_evt (UINT8 *p, UINT16 evt_len) 2001 { 2002 UINT16 handle; 2003 2004 STREAM_TO_UINT16 (handle, p); 2005 2006 handle = HCID_GET_HANDLE (handle); 2007 2008 2009 l2c_link_hci_qos_violation (handle); 2010 } 2011 2012 2013 /******************************************************************************* 2014 ** 2015 ** Function btu_hcif_page_scan_mode_change_evt 2016 ** 2017 ** Description Process event HCI_PAGE_SCAN_MODE_CHANGE_EVT 2018 ** 2019 ** Returns void 2020 ** 2021 *******************************************************************************/ 2022 static void btu_hcif_page_scan_mode_change_evt (UINT8 *p, UINT16 evt_len) 2023 { 2024 } 2025 2026 2027 /******************************************************************************* 2028 ** 2029 ** Function btu_hcif_page_scan_rep_mode_chng_evt 2030 ** 2031 ** Description Process event HCI_PAGE_SCAN_REP_MODE_CHNG_EVT 2032 ** 2033 ** Returns void 2034 ** 2035 *******************************************************************************/ 2036 static void btu_hcif_page_scan_rep_mode_chng_evt (UINT8 *p, UINT16 evt_len) 2037 { 2038 } 2039 2040 /********************************************** 2041 ** Simple Pairing Events 2042 ***********************************************/ 2043 2044 /******************************************************************************* 2045 ** 2046 ** Function btu_hcif_host_support_evt 2047 ** 2048 ** Description Process event HCI_RMT_HOST_SUP_FEAT_NOTIFY_EVT 2049 ** 2050 ** Returns void 2051 ** 2052 *******************************************************************************/ 2053 static void btu_hcif_host_support_evt (UINT8 *p, UINT16 evt_len) 2054 { 2055 btm_sec_rmt_host_support_feat_evt(p); 2056 } 2057 2058 /******************************************************************************* 2059 ** 2060 ** Function btu_hcif_io_cap_request_evt 2061 ** 2062 ** Description Process event HCI_IO_CAPABILITY_REQUEST_EVT 2063 ** 2064 ** Returns void 2065 ** 2066 *******************************************************************************/ 2067 static void btu_hcif_io_cap_request_evt (UINT8 *p, UINT16 evt_len) 2068 { 2069 btm_io_capabilities_req(p); 2070 } 2071 2072 2073 /******************************************************************************* 2074 ** 2075 ** Function btu_hcif_io_cap_response_evt 2076 ** 2077 ** Description Process event HCI_IO_CAPABILITY_RESPONSE_EVT 2078 ** 2079 ** Returns void 2080 ** 2081 *******************************************************************************/ 2082 static void btu_hcif_io_cap_response_evt (UINT8 *p, UINT16 evt_len) 2083 { 2084 btm_io_capabilities_rsp(p); 2085 } 2086 2087 2088 /******************************************************************************* 2089 ** 2090 ** Function btu_hcif_user_conf_request_evt 2091 ** 2092 ** Description Process event HCI_USER_CONFIRMATION_REQUEST_EVT 2093 ** 2094 ** Returns void 2095 ** 2096 *******************************************************************************/ 2097 static void btu_hcif_user_conf_request_evt (UINT8 *p, UINT16 evt_len) 2098 { 2099 btm_proc_sp_req_evt(BTM_SP_CFM_REQ_EVT, p); 2100 } 2101 2102 2103 /******************************************************************************* 2104 ** 2105 ** Function btu_hcif_user_passkey_request_evt 2106 ** 2107 ** Description Process event HCI_USER_PASSKEY_REQUEST_EVT 2108 ** 2109 ** Returns void 2110 ** 2111 *******************************************************************************/ 2112 static void btu_hcif_user_passkey_request_evt (UINT8 *p, UINT16 evt_len) 2113 { 2114 btm_proc_sp_req_evt(BTM_SP_KEY_REQ_EVT, p); 2115 } 2116 2117 /******************************************************************************* 2118 ** 2119 ** Function btu_hcif_user_passkey_notif_evt 2120 ** 2121 ** Description Process event HCI_USER_PASSKEY_NOTIFY_EVT 2122 ** 2123 ** Returns void 2124 ** 2125 *******************************************************************************/ 2126 static void btu_hcif_user_passkey_notif_evt (UINT8 *p, UINT16 evt_len) 2127 { 2128 btm_proc_sp_req_evt(BTM_SP_KEY_NOTIF_EVT, p); 2129 } 2130 2131 /******************************************************************************* 2132 ** 2133 ** Function btu_hcif_keypress_notif_evt 2134 ** 2135 ** Description Process event HCI_KEYPRESS_NOTIFY_EVT 2136 ** 2137 ** Returns void 2138 ** 2139 *******************************************************************************/ 2140 static void btu_hcif_keypress_notif_evt (UINT8 *p, UINT16 evt_len) 2141 { 2142 btm_keypress_notif_evt(p); 2143 } 2144 2145 /******************************************************************************* 2146 ** 2147 ** Function btu_hcif_link_super_tout_evt 2148 ** 2149 ** Description Process event HCI_LINK_SUPER_TOUT_CHANGED_EVT 2150 ** 2151 ** Returns void 2152 ** 2153 *******************************************************************************/ 2154 static void btu_hcif_link_super_tout_evt (UINT8 *p, UINT16 evt_len) 2155 { 2156 UINT16 handle, timeout; 2157 STREAM_TO_UINT16 (handle, p); 2158 STREAM_TO_UINT16 (timeout, p); 2159 2160 btm_proc_lsto_evt(handle, timeout); 2161 } 2162 2163 /******************************************************************************* 2164 ** 2165 ** Function btu_hcif_rem_oob_request_evt 2166 ** 2167 ** Description Process event HCI_REMOTE_OOB_DATA_REQUEST_EVT 2168 ** 2169 ** Returns void 2170 ** 2171 *******************************************************************************/ 2172 #if BTM_OOB_INCLUDED == TRUE 2173 static void btu_hcif_rem_oob_request_evt (UINT8 *p, UINT16 evt_len) 2174 { 2175 btm_rem_oob_req(p); 2176 } 2177 #endif 2178 2179 /******************************************************************************* 2180 ** 2181 ** Function btu_hcif_simple_pair_complete_evt 2182 ** 2183 ** Description Process event HCI_SIMPLE_PAIRING_COMPLETE_EVT 2184 ** 2185 ** Returns void 2186 ** 2187 *******************************************************************************/ 2188 static void btu_hcif_simple_pair_complete_evt (UINT8 *p, UINT16 evt_len) 2189 { 2190 btm_simple_pair_complete(p); 2191 } 2192 /******************************************************************************* 2193 ** 2194 ** Function btu_hcif_flush_cmd_queue 2195 ** 2196 ** Description Flush the HCI command complete queue and transmit queue when 2197 ** needed. 2198 ** 2199 ** Returns void 2200 ** 2201 *******************************************************************************/ 2202 void btu_hcif_flush_cmd_queue(void) 2203 { 2204 BT_HDR *p_cmd; 2205 2206 btu_cb.hci_cmd_cb[0].cmd_window = 0; 2207 while ((p_cmd = (BT_HDR *) GKI_dequeue (&btu_cb.hci_cmd_cb[0].cmd_cmpl_q)) != NULL) 2208 { 2209 GKI_freebuf (p_cmd); 2210 } 2211 while ((p_cmd = (BT_HDR *) GKI_dequeue (&btu_cb.hci_cmd_cb[0].cmd_xmit_q)) != NULL) 2212 { 2213 GKI_freebuf (p_cmd); 2214 } 2215 } 2216 2217 /******************************************************************************* 2218 ** 2219 ** Function btu_hcif_enhanced_flush_complete_evt 2220 ** 2221 ** Description Process event HCI_ENHANCED_FLUSH_COMPLETE_EVT 2222 ** 2223 ** Returns void 2224 ** 2225 *******************************************************************************/ 2226 #if L2CAP_NON_FLUSHABLE_PB_INCLUDED == TRUE 2227 static void btu_hcif_enhanced_flush_complete_evt (UINT8 *p, UINT16 evt_len) 2228 { 2229 /* This is empty until an upper layer cares about returning event */ 2230 } 2231 #endif 2232 /********************************************** 2233 ** End of Simple Pairing Events 2234 ***********************************************/ 2235 2236 2237 /********************************************** 2238 ** BLE Events 2239 ***********************************************/ 2240 #if (defined BLE_INCLUDED) && (BLE_INCLUDED == TRUE) 2241 static void btu_hcif_encyption_key_refresh_cmpl_evt (UINT8 *p, UINT16 evt_len) 2242 { 2243 UINT8 status; 2244 UINT8 enc_enable = 0; 2245 UINT16 handle; 2246 2247 STREAM_TO_UINT8 (status, p); 2248 STREAM_TO_UINT16 (handle, p); 2249 2250 if (status == HCI_SUCCESS) enc_enable = 1; 2251 2252 btm_sec_encrypt_change (handle, status, enc_enable); 2253 } 2254 2255 static void btu_ble_process_adv_pkt (UINT8 *p, UINT16 evt_len) 2256 { 2257 BT_TRACE_0 (TRACE_LAYER_HCI, TRACE_TYPE_EVENT, "btu_ble_process_adv_pkt"); 2258 2259 btm_ble_process_adv_pkt(p); 2260 } 2261 2262 static void btu_ble_ll_conn_complete_evt ( UINT8 *p, UINT16 evt_len) 2263 { 2264 btm_ble_conn_complete(p, evt_len); 2265 } 2266 2267 static void btu_ble_ll_conn_param_upd_evt (UINT8 *p, UINT16 evt_len) 2268 { 2269 /* This is empty until an upper layer cares about returning event */ 2270 } 2271 2272 static void btu_ble_read_remote_feat_evt (UINT8 *p, UINT16 evt_len) 2273 { 2274 btm_ble_read_remote_features_complete(p); 2275 } 2276 2277 static void btu_ble_proc_ltk_req (UINT8 *p, UINT16 evt_len) 2278 { 2279 UINT16 ediv, handle; 2280 UINT8 *pp; 2281 2282 STREAM_TO_UINT16(handle, p); 2283 pp = p + 8; 2284 STREAM_TO_UINT16(ediv, pp); 2285 #if BLE_INCLUDED == TRUE && SMP_INCLUDED == TRUE 2286 btm_ble_ltk_request(handle, p, ediv); 2287 #endif 2288 /* This is empty until an upper layer cares about returning event */ 2289 } 2290 /********************************************** 2291 ** End of BLE Events Handler 2292 ***********************************************/ 2293 #endif /* BLE_INCLUDED */ 2294 2295
