1 /* 2 * Copyright (C) 2014 BlueKitchen GmbH 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of the copyright holders nor the names of 14 * contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 4. Any redistribution, use, or modification is done solely for 17 * personal benefit and not for any commercial purpose or for 18 * monetary gain. 19 * 20 * THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 23 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS 24 * RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 26 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 27 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 28 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 29 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 30 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * Please inquire about commercial licensing options at 34 * [email protected] 35 * 36 */ 37 38 /* 39 * daemon.c 40 * 41 * Created by Matthias Ringwald on 7/1/09. 42 * 43 * BTstack background daemon 44 * 45 */ 46 47 #include "btstack-config.h" 48 49 #include <pthread.h> 50 #include <signal.h> 51 #include <stdio.h> 52 #include <stdlib.h> 53 #include <strings.h> 54 #include <unistd.h> 55 56 #include <getopt.h> 57 58 #include "btstack.h" 59 #include "linked_list.h" 60 #include "run_loop.h" 61 #include "hci_cmds.h" 62 #include "version.h" 63 64 #include "debug.h" 65 #include "hci.h" 66 #include "hci_dump.h" 67 #include "hci_transport.h" 68 #include "l2cap.h" 69 #include "classic/rfcomm.h" 70 #include "classic/sdp.h" 71 #include "classic/sdp_parser.h" 72 #include "classic/sdp_client.h" 73 #include "classic/sdp_query_util.h" 74 #include "classic/sdp_query_rfcomm.h" 75 #include "socket_connection.h" 76 77 #ifdef HAVE_BLE 78 #include "ble/gatt_client.h" 79 #include "ble/att_server.h" 80 #include "ble/att.h" 81 #include "ble/le_device_db.h" 82 #include "ble/sm.h" 83 #endif 84 85 #ifdef USE_BLUETOOL 86 #include <CoreFoundation/CoreFoundation.h> 87 #include "../port/ios/src/bt_control_iphone.h" 88 #include <notify.h> 89 #endif 90 91 #ifdef USE_SPRINGBOARD 92 #include "../port/ios/src/platform_iphone.h" 93 #endif 94 95 #ifndef BTSTACK_LOG_FILE 96 #define BTSTACK_LOG_FILE "/tmp/hci_dump.pklg" 97 #endif 98 99 // use logger: format HCI_DUMP_PACKETLOGGER, HCI_DUMP_BLUEZ or HCI_DUMP_STDOUT 100 #ifndef BTSTACK_LOG_TYPE 101 #define BTSTACK_LOG_TYPE HCI_DUMP_PACKETLOGGER 102 #endif 103 104 #define DAEMON_NO_ACTIVE_CLIENT_TIMEOUT 10000 105 106 #define ATT_MAX_LONG_ATTRIBUTE_SIZE 512 107 108 109 #define SERVICE_LENGTH 20 110 #define CHARACTERISTIC_LENGTH 24 111 #define CHARACTERISTIC_DESCRIPTOR_LENGTH 18 112 113 // ATT_MTU - 1 114 #define ATT_MAX_ATTRIBUTE_SIZE 22 115 116 typedef struct { 117 // linked list - assert: first field 118 linked_item_t item; 119 120 // connection 121 connection_t * connection; 122 123 linked_list_t rfcomm_cids; 124 linked_list_t rfcomm_services; 125 linked_list_t l2cap_cids; 126 linked_list_t l2cap_psms; 127 linked_list_t sdp_record_handles; 128 linked_list_t gatt_con_handles; 129 // power mode 130 HCI_POWER_MODE power_mode; 131 132 // discoverable 133 uint8_t discoverable; 134 135 } client_state_t; 136 137 typedef struct linked_list_uint32 { 138 linked_item_t item; 139 uint32_t value; 140 } linked_list_uint32_t; 141 142 typedef struct linked_list_connection { 143 linked_item_t item; 144 connection_t * connection; 145 } linked_list_connection_t; 146 147 typedef struct linked_list_gatt_client_helper{ 148 linked_item_t item; 149 uint16_t con_handle; 150 connection_t * active_connection; // the one that started the current query 151 linked_list_t all_connections; // list of all connections that ever used this helper 152 uint16_t characteristic_length; 153 uint16_t characteristic_handle; 154 uint8_t characteristic_buffer[10 + ATT_MAX_LONG_ATTRIBUTE_SIZE]; // header for sending event right away 155 uint8_t long_query_type; 156 } linked_list_gatt_client_helper_t; 157 158 // MARK: prototypes 159 static void handle_sdp_rfcomm_service_result(sdp_query_event_t * event, void * context); 160 static void handle_sdp_client_query_result(sdp_query_event_t * event); 161 static void dummy_bluetooth_status_handler(BLUETOOTH_STATE state); 162 static client_state_t * client_for_connection(connection_t *connection); 163 static int clients_require_power_on(void); 164 static int clients_require_discoverable(void); 165 static void clients_clear_power_request(void); 166 static void start_power_off_timer(void); 167 static void stop_power_off_timer(void); 168 static client_state_t * client_for_connection(connection_t *connection); 169 170 171 // MARK: globals 172 static hci_transport_t * transport; 173 static hci_uart_config_t config; 174 static timer_source_t timeout; 175 static uint8_t timeout_active = 0; 176 static int power_management_sleep = 0; 177 static linked_list_t clients = NULL; // list of connected clients ` 178 #ifdef HAVE_BLE 179 static linked_list_t gatt_client_helpers = NULL; // list of used gatt client (helpers) 180 static uint16_t gatt_client_id = 0; 181 #endif 182 183 static void (*bluetooth_status_handler)(BLUETOOTH_STATE state) = dummy_bluetooth_status_handler; 184 185 static int global_enable = 0; 186 187 static remote_device_db_t const * remote_device_db = NULL; 188 static int rfcomm_channel_generator = 1; 189 190 static uint8_t attribute_value[1000]; 191 static const int attribute_value_buffer_size = sizeof(attribute_value); 192 static uint8_t serviceSearchPattern[200]; 193 static uint8_t attributeIDList[50]; 194 static void * sdp_client_query_connection; 195 196 static int loggingEnabled; 197 198 static void dummy_bluetooth_status_handler(BLUETOOTH_STATE state){ 199 log_info("Bluetooth status: %u\n", state); 200 }; 201 202 static void daemon_no_connections_timeout(struct timer *ts){ 203 if (clients_require_power_on()) return; // false alarm :) 204 log_info("No active client connection for %u seconds -> POWER OFF\n", DAEMON_NO_ACTIVE_CLIENT_TIMEOUT/1000); 205 hci_power_control(HCI_POWER_OFF); 206 } 207 208 209 static void add_uint32_to_list(linked_list_t *list, uint32_t value){ 210 linked_list_iterator_t it; 211 linked_list_iterator_init(&it, list); 212 while (linked_list_iterator_has_next(&it)){ 213 linked_list_uint32_t * item = (linked_list_uint32_t*) linked_list_iterator_next(&it); 214 if ( item->value == value) return; // already in list 215 } 216 217 linked_list_uint32_t * item = malloc(sizeof(linked_list_uint32_t)); 218 if (!item) return; 219 item->value = value; 220 linked_list_add(list, (linked_item_t *) item); 221 } 222 223 static void remove_and_free_uint32_from_list(linked_list_t *list, uint32_t value){ 224 linked_list_iterator_t it; 225 linked_list_iterator_init(&it, list); 226 while (linked_list_iterator_has_next(&it)){ 227 linked_list_uint32_t * item = (linked_list_uint32_t*) linked_list_iterator_next(&it); 228 if ( item->value != value) continue; 229 linked_list_remove(list, (linked_item_t *) item); 230 free(item); 231 } 232 } 233 234 static void daemon_add_client_rfcomm_service(connection_t * connection, uint16_t service_channel){ 235 client_state_t * client_state = client_for_connection(connection); 236 if (!client_state) return; 237 add_uint32_to_list(&client_state->rfcomm_services, service_channel); 238 } 239 240 static void daemon_remove_client_rfcomm_service(connection_t * connection, uint16_t service_channel){ 241 client_state_t * client_state = client_for_connection(connection); 242 if (!client_state) return; 243 remove_and_free_uint32_from_list(&client_state->rfcomm_services, service_channel); 244 } 245 246 static void daemon_add_client_rfcomm_channel(connection_t * connection, uint16_t cid){ 247 client_state_t * client_state = client_for_connection(connection); 248 if (!client_state) return; 249 add_uint32_to_list(&client_state->rfcomm_cids, cid); 250 } 251 252 static void daemon_remove_client_rfcomm_channel(connection_t * connection, uint16_t cid){ 253 client_state_t * client_state = client_for_connection(connection); 254 if (!client_state) return; 255 remove_and_free_uint32_from_list(&client_state->rfcomm_cids, cid); 256 } 257 258 static void daemon_add_client_l2cap_service(connection_t * connection, uint16_t psm){ 259 client_state_t * client_state = client_for_connection(connection); 260 if (!client_state) return; 261 add_uint32_to_list(&client_state->l2cap_psms, psm); 262 } 263 264 static void daemon_remove_client_l2cap_service(connection_t * connection, uint16_t psm){ 265 client_state_t * client_state = client_for_connection(connection); 266 if (!client_state) return; 267 remove_and_free_uint32_from_list(&client_state->l2cap_psms, psm); 268 } 269 270 static void daemon_add_client_l2cap_channel(connection_t * connection, uint16_t cid){ 271 client_state_t * client_state = client_for_connection(connection); 272 if (!client_state) return; 273 add_uint32_to_list(&client_state->l2cap_cids, cid); 274 } 275 276 static void daemon_remove_client_l2cap_channel(connection_t * connection, uint16_t cid){ 277 client_state_t * client_state = client_for_connection(connection); 278 if (!client_state) return; 279 remove_and_free_uint32_from_list(&client_state->l2cap_cids, cid); 280 } 281 282 static void daemon_add_client_sdp_service_record_handle(connection_t * connection, uint32_t handle){ 283 client_state_t * client_state = client_for_connection(connection); 284 if (!client_state) return; 285 add_uint32_to_list(&client_state->sdp_record_handles, handle); 286 } 287 288 static void daemon_remove_client_sdp_service_record_handle(connection_t * connection, uint32_t handle){ 289 client_state_t * client_state = client_for_connection(connection); 290 if (!client_state) return; 291 remove_and_free_uint32_from_list(&client_state->sdp_record_handles, handle); 292 } 293 294 #ifdef HAVE_BLE 295 static void daemon_add_gatt_client_handle(connection_t * connection, uint32_t handle){ 296 client_state_t * client_state = client_for_connection(connection); 297 if (!client_state) return; 298 299 // check if handle already exists in the gatt_con_handles list 300 linked_list_iterator_t it; 301 int handle_found = 0; 302 linked_list_iterator_init(&it, &client_state->gatt_con_handles); 303 while (linked_list_iterator_has_next(&it)){ 304 linked_list_uint32_t * item = (linked_list_uint32_t*) linked_list_iterator_next(&it); 305 if (item->value == handle){ 306 handle_found = 1; 307 break; 308 } 309 } 310 // if handle doesn't exist add it to gatt_con_handles 311 if (!handle_found){ 312 add_uint32_to_list(&client_state->gatt_con_handles, handle); 313 } 314 315 // check if there is a helper with given handle 316 linked_list_gatt_client_helper_t * gatt_helper = NULL; 317 linked_list_iterator_init(&it, &gatt_client_helpers); 318 while (linked_list_iterator_has_next(&it)){ 319 linked_list_gatt_client_helper_t * item = (linked_list_gatt_client_helper_t*) linked_list_iterator_next(&it); 320 if (item->con_handle == handle){ 321 gatt_helper = item; 322 break; 323 } 324 } 325 326 // if gatt_helper doesn't exist, create it and add it to gatt_client_helpers list 327 if (!gatt_helper){ 328 gatt_helper = malloc(sizeof(linked_list_gatt_client_helper_t)); 329 if (!gatt_helper) return; 330 memset(gatt_helper, 0, sizeof(linked_list_gatt_client_helper_t)); 331 gatt_helper->con_handle = handle; 332 linked_list_add(&gatt_client_helpers, (linked_item_t *) gatt_helper); 333 } 334 335 // check if connection exists 336 int connection_found = 0; 337 linked_list_iterator_init(&it, &gatt_helper->all_connections); 338 while (linked_list_iterator_has_next(&it)){ 339 linked_list_connection_t * item = (linked_list_connection_t*) linked_list_iterator_next(&it); 340 if (item->connection == connection){ 341 connection_found = 1; 342 break; 343 } 344 } 345 346 // if connection is not found, add it to the all_connections, and set it as active connection 347 if (!connection_found){ 348 linked_list_connection_t * con = malloc(sizeof(linked_list_connection_t)); 349 if (!con) return; 350 memset(con, 0, sizeof(linked_list_connection_t)); 351 con->connection = connection; 352 linked_list_add(&gatt_helper->all_connections, (linked_item_t *)con); 353 } 354 } 355 356 357 static void daemon_remove_gatt_client_handle(connection_t * connection, uint32_t handle){ 358 // PART 1 - uses connection & handle 359 // might be extracted or vanish totally 360 client_state_t * client_state = client_for_connection(connection); 361 if (!client_state) return; 362 363 linked_list_iterator_t it; 364 // remove handle from gatt_con_handles list 365 linked_list_iterator_init(&it, &client_state->gatt_con_handles); 366 while (linked_list_iterator_has_next(&it)){ 367 linked_list_uint32_t * item = (linked_list_uint32_t*) linked_list_iterator_next(&it); 368 if (item->value == handle){ 369 linked_list_remove(&client_state->gatt_con_handles, (linked_item_t *) item); 370 free(item); 371 } 372 } 373 374 // PART 2 - only uses handle 375 376 // find helper with given handle 377 linked_list_gatt_client_helper_t * helper = NULL; 378 linked_list_iterator_init(&it, &gatt_client_helpers); 379 while (linked_list_iterator_has_next(&it)){ 380 linked_list_gatt_client_helper_t * item = (linked_list_gatt_client_helper_t*) linked_list_iterator_next(&it); 381 if (item->con_handle == handle){ 382 helper = item; 383 break; 384 } 385 } 386 387 if (!helper) return; 388 // remove connection from helper 389 linked_list_iterator_init(&it, &helper->all_connections); 390 while (linked_list_iterator_has_next(&it)){ 391 linked_list_connection_t * item = (linked_list_connection_t*) linked_list_iterator_next(&it); 392 if (item->connection == connection){ 393 linked_list_remove(&helper->all_connections, (linked_item_t *) item); 394 free(item); 395 break; 396 } 397 } 398 399 if (helper->active_connection == connection){ 400 helper->active_connection = NULL; 401 } 402 // if helper has no more connections, call disconnect 403 if (helper->all_connections == NULL){ 404 gap_disconnect((hci_con_handle_t) helper->con_handle); 405 } 406 } 407 408 409 static void daemon_remove_gatt_client_helper(uint32_t con_handle){ 410 linked_list_iterator_t it, cl; 411 // find helper with given handle 412 linked_list_gatt_client_helper_t * helper = NULL; 413 linked_list_iterator_init(&it, &gatt_client_helpers); 414 while (linked_list_iterator_has_next(&it)){ 415 linked_list_gatt_client_helper_t * item = (linked_list_gatt_client_helper_t*) linked_list_iterator_next(&it); 416 if (item->con_handle == con_handle){ 417 helper = item; 418 break; 419 } 420 } 421 422 if (!helper) return; 423 424 // remove all connection from helper 425 linked_list_iterator_init(&it, &helper->all_connections); 426 while (linked_list_iterator_has_next(&it)){ 427 linked_list_connection_t * item = (linked_list_connection_t*) linked_list_iterator_next(&it); 428 linked_list_remove(&helper->all_connections, (linked_item_t *) item); 429 free(item); 430 } 431 432 linked_list_remove(&gatt_client_helpers, (linked_item_t *) helper); 433 free(helper); 434 435 linked_list_iterator_init(&cl, &clients); 436 while (linked_list_iterator_has_next(&cl)){ 437 client_state_t * client_state = (client_state_t *) linked_list_iterator_next(&cl); 438 linked_list_iterator_init(&it, &client_state->gatt_con_handles); 439 while (linked_list_iterator_has_next(&it)){ 440 linked_list_uint32_t * item = (linked_list_uint32_t*) linked_list_iterator_next(&it); 441 if (item->value == con_handle){ 442 linked_list_remove(&client_state->gatt_con_handles, (linked_item_t *) item); 443 free(item); 444 } 445 } 446 } 447 } 448 #endif 449 450 static void daemon_rfcomm_close_connection(client_state_t * daemon_client){ 451 linked_list_iterator_t it; 452 linked_list_t *rfcomm_services = &daemon_client->rfcomm_services; 453 linked_list_t *rfcomm_cids = &daemon_client->rfcomm_cids; 454 455 linked_list_iterator_init(&it, rfcomm_services); 456 while (linked_list_iterator_has_next(&it)){ 457 linked_list_uint32_t * item = (linked_list_uint32_t*) linked_list_iterator_next(&it); 458 rfcomm_unregister_service_internal(item->value); 459 linked_list_remove(rfcomm_services, (linked_item_t *) item); 460 free(item); 461 } 462 463 linked_list_iterator_init(&it, rfcomm_cids); 464 while (linked_list_iterator_has_next(&it)){ 465 linked_list_uint32_t * item = (linked_list_uint32_t*) linked_list_iterator_next(&it); 466 rfcomm_disconnect_internal(item->value); 467 linked_list_remove(rfcomm_cids, (linked_item_t *) item); 468 free(item); 469 } 470 } 471 472 473 static void daemon_l2cap_close_connection(client_state_t * daemon_client){ 474 linked_list_iterator_t it; 475 linked_list_t *l2cap_psms = &daemon_client->l2cap_psms; 476 linked_list_t *l2cap_cids = &daemon_client->l2cap_cids; 477 478 linked_list_iterator_init(&it, l2cap_psms); 479 while (linked_list_iterator_has_next(&it)){ 480 linked_list_uint32_t * item = (linked_list_uint32_t*) linked_list_iterator_next(&it); 481 l2cap_unregister_service_internal(NULL, item->value); 482 linked_list_remove(l2cap_psms, (linked_item_t *) item); 483 free(item); 484 } 485 486 linked_list_iterator_init(&it, l2cap_cids); 487 while (linked_list_iterator_has_next(&it)){ 488 linked_list_uint32_t * item = (linked_list_uint32_t*) linked_list_iterator_next(&it); 489 l2cap_disconnect_internal(item->value, 0); // note: reason isn't used 490 linked_list_remove(l2cap_cids, (linked_item_t *) item); 491 free(item); 492 } 493 } 494 495 static void daemon_sdp_close_connection(client_state_t * daemon_client){ 496 linked_list_t * list = &daemon_client->sdp_record_handles; 497 linked_list_iterator_t it; 498 linked_list_iterator_init(&it, list); 499 while (linked_list_iterator_has_next(&it)){ 500 linked_list_uint32_t * item = (linked_list_uint32_t*) linked_list_iterator_next(&it); 501 sdp_unregister_service_internal(&daemon_client->connection, item->value); 502 linked_list_remove(list, (linked_item_t *) item); 503 free(item); 504 } 505 } 506 507 #ifdef HAVE_BLE 508 static void daemon_gatt_client_close_connection(connection_t * connection){ 509 client_state_t * client = client_for_connection(connection); 510 if (!client) return; 511 512 linked_list_iterator_t it; 513 linked_list_iterator_init(&it, &client->gatt_con_handles); 514 while (linked_list_iterator_has_next(&it)){ 515 linked_list_uint32_t * item = (linked_list_uint32_t*) linked_list_iterator_next(&it); 516 daemon_remove_gatt_client_handle(connection, item->value); 517 } 518 } 519 #endif 520 521 static void daemon_disconnect_client(connection_t * connection){ 522 log_info("Daemon disconnect client %p\n",connection); 523 524 client_state_t * client = client_for_connection(connection); 525 if (!client) return; 526 527 daemon_sdp_close_connection(client); 528 daemon_rfcomm_close_connection(client); 529 daemon_l2cap_close_connection(client); 530 #ifdef HAVE_BLE 531 // NOTE: experimental - disconnect all LE connections where GATT Client was used 532 // gatt_client_disconnect_connection(connection); 533 daemon_gatt_client_close_connection(connection); 534 #endif 535 536 linked_list_remove(&clients, (linked_item_t *) client); 537 free(client); 538 } 539 540 #ifdef HAVE_BLE 541 542 linked_list_gatt_client_helper_t * daemon_get_gatt_client_helper(uint16_t handle) { 543 linked_list_iterator_t it; 544 if (!gatt_client_helpers) return NULL; 545 log_info("daemon_get_gatt_client_helper for handle 0x%02x", handle); 546 547 linked_list_iterator_init(&it, &gatt_client_helpers); 548 while (linked_list_iterator_has_next(&it)){ 549 linked_list_gatt_client_helper_t * item = (linked_list_gatt_client_helper_t*) linked_list_iterator_next(&it); 550 if (!item ) { 551 log_info("daemon_get_gatt_client_helper gatt_client_helpers null item"); 552 break; 553 } 554 if (item->con_handle == handle){ 555 return item; 556 } 557 } 558 log_info("daemon_get_gatt_client_helper for handle 0x%02x is NULL.", handle); 559 return NULL; 560 } 561 562 static void send_gatt_query_complete(connection_t * connection, uint16_t handle, uint8_t status){ 563 // @format H1 564 uint8_t event[5]; 565 event[0] = GATT_QUERY_COMPLETE; 566 event[1] = 3; 567 bt_store_16(event, 2, handle); 568 event[4] = status; 569 hci_dump_packet(HCI_EVENT_PACKET, 0, event, sizeof(event)); 570 socket_connection_send_packet(connection, HCI_EVENT_PACKET, 0, event, sizeof(event)); 571 } 572 573 static void send_gatt_mtu_event(connection_t * connection, uint16_t handle, uint16_t mtu){ 574 uint8_t event[6]; 575 int pos = 0; 576 event[pos++] = GATT_MTU; 577 event[pos++] = sizeof(event) - 2; 578 bt_store_16(event, pos, handle); 579 pos += 2; 580 bt_store_16(event, pos, mtu); 581 pos += 2; 582 hci_dump_packet(HCI_EVENT_PACKET, 0, event, sizeof(event)); 583 socket_connection_send_packet(connection, HCI_EVENT_PACKET, 0, event, sizeof(event)); 584 } 585 586 static void send_l2cap_connection_open_failed(connection_t * connection, bd_addr_t address, uint16_t psm, uint8_t status){ 587 // emit error - see l2cap.c:l2cap_emit_channel_opened(..) 588 uint8_t event[23]; 589 memset(event, 0, sizeof(event)); 590 event[0] = L2CAP_EVENT_CHANNEL_OPENED; 591 event[1] = sizeof(event) - 2; 592 event[2] = status; 593 bt_flip_addr(&event[3], address); 594 // bt_store_16(event, 9, channel->handle); 595 bt_store_16(event, 11, psm); 596 // bt_store_16(event, 13, channel->local_cid); 597 // bt_store_16(event, 15, channel->remote_cid); 598 // bt_store_16(event, 17, channel->local_mtu); 599 // bt_store_16(event, 19, channel->remote_mtu); 600 // bt_store_16(event, 21, channel->flush_timeout); 601 hci_dump_packet( HCI_EVENT_PACKET, 0, event, sizeof(event)); 602 socket_connection_send_packet(connection, HCI_EVENT_PACKET, 0, event, sizeof(event)); 603 } 604 605 linked_list_gatt_client_helper_t * daemon_setup_gatt_client_request(connection_t *connection, uint8_t *packet, int track_active_connection) { 606 hci_con_handle_t handle = READ_BT_16(packet, 3); 607 log_info("daemon_setup_gatt_client_request for handle 0x%02x", handle); 608 hci_connection_t * hci_con = hci_connection_for_handle(handle); 609 if ((hci_con == NULL) || (hci_con->state != OPEN)){ 610 send_gatt_query_complete(connection, handle, GATT_CLIENT_NOT_CONNECTED); 611 return NULL; 612 } 613 614 linked_list_gatt_client_helper_t * helper = daemon_get_gatt_client_helper(handle); 615 616 if (!helper){ 617 log_info("helper does not exist"); 618 helper = malloc(sizeof(linked_list_gatt_client_helper_t)); 619 if (!helper) return NULL; 620 memset(helper, 0, sizeof(linked_list_gatt_client_helper_t)); 621 helper->con_handle = handle; 622 linked_list_add(&gatt_client_helpers, (linked_item_t *) helper); 623 } 624 625 if (track_active_connection && helper->active_connection){ 626 send_gatt_query_complete(connection, handle, GATT_CLIENT_BUSY); 627 return NULL; 628 } 629 630 daemon_add_gatt_client_handle(connection, handle); 631 632 if (track_active_connection){ 633 // remember connection responsible for this request 634 helper->active_connection = connection; 635 } 636 637 return helper; 638 } 639 640 // (de)serialize structs from/to HCI commands/events 641 642 void daemon_gatt_deserialize_service(uint8_t *packet, int offset, le_service_t *service){ 643 service->start_group_handle = READ_BT_16(packet, offset); 644 service->end_group_handle = READ_BT_16(packet, offset + 2); 645 swap128(&packet[offset + 4], service->uuid128); 646 } 647 648 void daemon_gatt_serialize_service(le_service_t * service, uint8_t * event, int offset){ 649 bt_store_16(event, offset, service->start_group_handle); 650 bt_store_16(event, offset+2, service->end_group_handle); 651 swap128(service->uuid128, &event[offset + 4]); 652 } 653 654 void daemon_gatt_deserialize_characteristic(uint8_t * packet, int offset, le_characteristic_t * characteristic){ 655 characteristic->start_handle = READ_BT_16(packet, offset); 656 characteristic->value_handle = READ_BT_16(packet, offset + 2); 657 characteristic->end_handle = READ_BT_16(packet, offset + 4); 658 characteristic->properties = READ_BT_16(packet, offset + 6); 659 characteristic->uuid16 = READ_BT_16(packet, offset + 8); 660 swap128(&packet[offset+10], characteristic->uuid128); 661 } 662 663 void daemon_gatt_serialize_characteristic(le_characteristic_t * characteristic, uint8_t * event, int offset){ 664 bt_store_16(event, offset, characteristic->start_handle); 665 bt_store_16(event, offset+2, characteristic->value_handle); 666 bt_store_16(event, offset+4, characteristic->end_handle); 667 bt_store_16(event, offset+6, characteristic->properties); 668 swap128(characteristic->uuid128, &event[offset+8]); 669 } 670 671 void daemon_gatt_deserialize_characteristic_descriptor(uint8_t * packet, int offset, le_characteristic_descriptor_t * descriptor){ 672 descriptor->handle = READ_BT_16(packet, offset); 673 swap128(&packet[offset+2], descriptor->uuid128); 674 } 675 676 void daemon_gatt_serialize_characteristic_descriptor(le_characteristic_descriptor_t * characteristic_descriptor, uint8_t * event, int offset){ 677 bt_store_16(event, offset, characteristic_descriptor->handle); 678 swap128(characteristic_descriptor->uuid128, &event[offset+2]); 679 } 680 681 #endif 682 683 static int btstack_command_handler(connection_t *connection, uint8_t *packet, uint16_t size){ 684 685 bd_addr_t addr; 686 bd_addr_type_t addr_type; 687 hci_con_handle_t handle; 688 uint16_t cid; 689 uint16_t psm; 690 uint16_t service_channel; 691 uint16_t mtu; 692 uint8_t reason; 693 uint8_t rfcomm_channel; 694 uint8_t rfcomm_credits; 695 uint32_t service_record_handle; 696 client_state_t *client; 697 uint8_t status; 698 699 #if defined(HAVE_MALLOC) && defined(HAVE_BLE) 700 uint8_t uuid128[16]; 701 le_service_t service; 702 le_characteristic_t characteristic; 703 le_characteristic_descriptor_t descriptor; 704 uint16_t data_length; 705 uint8_t * data; 706 linked_list_gatt_client_helper_t * gatt_helper; 707 #endif 708 709 uint16_t serviceSearchPatternLen; 710 uint16_t attributeIDListLen; 711 712 // verbose log info before other info to allow for better tracking 713 hci_dump_packet( HCI_COMMAND_DATA_PACKET, 1, packet, size); 714 715 // BTstack internal commands - 16 Bit OpCode, 8 Bit ParamLen, Params... 716 switch (READ_CMD_OCF(packet)){ 717 case BTSTACK_GET_STATE: 718 log_info("BTSTACK_GET_STATE"); 719 hci_emit_state(); 720 break; 721 case BTSTACK_SET_POWER_MODE: 722 log_info("BTSTACK_SET_POWER_MODE %u", packet[3]); 723 // track client power requests 724 client = client_for_connection(connection); 725 if (!client) break; 726 client->power_mode = packet[3]; 727 // handle merged state 728 if (!clients_require_power_on()){ 729 start_power_off_timer(); 730 } else if (!power_management_sleep) { 731 stop_power_off_timer(); 732 hci_power_control(HCI_POWER_ON); 733 } 734 break; 735 case BTSTACK_GET_VERSION: 736 log_info("BTSTACK_GET_VERSION"); 737 hci_emit_btstack_version(); 738 break; 739 #ifdef USE_BLUETOOL 740 case BTSTACK_SET_SYSTEM_BLUETOOTH_ENABLED: 741 log_info("BTSTACK_SET_SYSTEM_BLUETOOTH_ENABLED %u", packet[3]); 742 iphone_system_bt_set_enabled(packet[3]); 743 hci_emit_system_bluetooth_enabled(iphone_system_bt_enabled()); 744 break; 745 746 case BTSTACK_GET_SYSTEM_BLUETOOTH_ENABLED: 747 log_info("BTSTACK_GET_SYSTEM_BLUETOOTH_ENABLED"); 748 hci_emit_system_bluetooth_enabled(iphone_system_bt_enabled()); 749 break; 750 #else 751 case BTSTACK_SET_SYSTEM_BLUETOOTH_ENABLED: 752 case BTSTACK_GET_SYSTEM_BLUETOOTH_ENABLED: 753 hci_emit_system_bluetooth_enabled(0); 754 break; 755 #endif 756 case BTSTACK_SET_DISCOVERABLE: 757 log_info("BTSTACK_SET_DISCOVERABLE discoverable %u)", packet[3]); 758 // track client discoverable requests 759 client = client_for_connection(connection); 760 if (!client) break; 761 client->discoverable = packet[3]; 762 // merge state 763 hci_discoverable_control(clients_require_discoverable()); 764 break; 765 case BTSTACK_SET_BLUETOOTH_ENABLED: 766 log_info("BTSTACK_SET_BLUETOOTH_ENABLED: %u\n", packet[3]); 767 if (packet[3]) { 768 // global enable 769 global_enable = 1; 770 hci_power_control(HCI_POWER_ON); 771 } else { 772 global_enable = 0; 773 clients_clear_power_request(); 774 hci_power_control(HCI_POWER_OFF); 775 } 776 break; 777 case L2CAP_CREATE_CHANNEL_MTU: 778 bt_flip_addr(addr, &packet[3]); 779 psm = READ_BT_16(packet, 9); 780 mtu = READ_BT_16(packet, 11); 781 status = l2cap_create_channel(NULL, addr, psm, mtu, &cid); 782 if (status){ 783 send_l2cap_connection_open_failed(connection, addr, psm, status); 784 } else { 785 daemon_add_client_l2cap_channel(connection, cid); 786 } 787 break; 788 case L2CAP_CREATE_CHANNEL: 789 bt_flip_addr(addr, &packet[3]); 790 psm = READ_BT_16(packet, 9); 791 mtu = 150; // until r865 792 status = l2cap_create_channel(NULL, addr, psm, mtu, &cid); 793 if (status){ 794 send_l2cap_connection_open_failed(connection, addr, psm, status); 795 } else { 796 daemon_add_client_l2cap_channel(connection, cid); 797 } 798 break; 799 case L2CAP_DISCONNECT: 800 cid = READ_BT_16(packet, 3); 801 reason = packet[5]; 802 l2cap_disconnect_internal(cid, reason); 803 break; 804 case L2CAP_REGISTER_SERVICE: 805 psm = READ_BT_16(packet, 3); 806 mtu = READ_BT_16(packet, 5); 807 l2cap_register_service_internal(connection, NULL, psm, mtu, LEVEL_0); 808 break; 809 case L2CAP_UNREGISTER_SERVICE: 810 psm = READ_BT_16(packet, 3); 811 daemon_remove_client_l2cap_service(connection, psm); 812 l2cap_unregister_service_internal(connection, psm); 813 break; 814 case L2CAP_ACCEPT_CONNECTION: 815 cid = READ_BT_16(packet, 3); 816 l2cap_accept_connection_internal(cid); 817 break; 818 case L2CAP_DECLINE_CONNECTION: 819 cid = READ_BT_16(packet, 3); 820 reason = packet[7]; 821 l2cap_decline_connection_internal(cid, reason); 822 break; 823 case RFCOMM_CREATE_CHANNEL: 824 bt_flip_addr(addr, &packet[3]); 825 rfcomm_channel = packet[9]; 826 rfcomm_create_channel_internal( connection, addr, rfcomm_channel ); 827 break; 828 case RFCOMM_CREATE_CHANNEL_WITH_CREDITS: 829 bt_flip_addr(addr, &packet[3]); 830 rfcomm_channel = packet[9]; 831 rfcomm_credits = packet[10]; 832 rfcomm_create_channel_with_initial_credits_internal( connection, addr, rfcomm_channel, rfcomm_credits ); 833 break; 834 case RFCOMM_DISCONNECT: 835 cid = READ_BT_16(packet, 3); 836 reason = packet[5]; 837 rfcomm_disconnect_internal(cid); 838 break; 839 case RFCOMM_REGISTER_SERVICE: 840 rfcomm_channel = packet[3]; 841 mtu = READ_BT_16(packet, 4); 842 rfcomm_register_service_internal(connection, rfcomm_channel, mtu); 843 break; 844 case RFCOMM_REGISTER_SERVICE_WITH_CREDITS: 845 rfcomm_channel = packet[3]; 846 mtu = READ_BT_16(packet, 4); 847 rfcomm_credits = packet[6]; 848 rfcomm_register_service_with_initial_credits_internal(connection, rfcomm_channel, mtu, rfcomm_credits); 849 break; 850 case RFCOMM_UNREGISTER_SERVICE: 851 service_channel = READ_BT_16(packet, 3); 852 daemon_remove_client_rfcomm_service(connection, service_channel); 853 rfcomm_unregister_service_internal(service_channel); 854 break; 855 case RFCOMM_ACCEPT_CONNECTION: 856 cid = READ_BT_16(packet, 3); 857 rfcomm_accept_connection_internal(cid); 858 break; 859 case RFCOMM_DECLINE_CONNECTION: 860 cid = READ_BT_16(packet, 3); 861 reason = packet[7]; 862 rfcomm_decline_connection_internal(cid); 863 break; 864 case RFCOMM_GRANT_CREDITS: 865 cid = READ_BT_16(packet, 3); 866 rfcomm_credits = packet[5]; 867 rfcomm_grant_credits(cid, rfcomm_credits); 868 break; 869 case RFCOMM_PERSISTENT_CHANNEL: { 870 if (remote_device_db) { 871 // enforce \0 872 packet[3+248] = 0; 873 rfcomm_channel = remote_device_db->persistent_rfcomm_channel((char*)&packet[3]); 874 } else { 875 // NOTE: hack for non-iOS platforms 876 rfcomm_channel = rfcomm_channel_generator++; 877 } 878 log_info("RFCOMM_EVENT_PERSISTENT_CHANNEL %u", rfcomm_channel); 879 uint8_t event[4]; 880 event[0] = RFCOMM_EVENT_PERSISTENT_CHANNEL; 881 event[1] = sizeof(event) - 2; 882 event[2] = 0; 883 event[3] = rfcomm_channel; 884 hci_dump_packet(HCI_EVENT_PACKET, 0, event, sizeof(event)); 885 socket_connection_send_packet(connection, HCI_EVENT_PACKET, 0, (uint8_t *) event, sizeof(event)); 886 break; 887 } 888 889 case SDP_REGISTER_SERVICE_RECORD: 890 log_info("SDP_REGISTER_SERVICE_RECORD size %u\n", size); 891 service_record_handle = sdp_register_service_internal(connection, &packet[3]); 892 daemon_add_client_sdp_service_record_handle(connection, service_record_handle); 893 break; 894 case SDP_UNREGISTER_SERVICE_RECORD: 895 service_record_handle = READ_BT_32(packet, 3); 896 log_info("SDP_UNREGISTER_SERVICE_RECORD handle 0x%x ", service_record_handle); 897 sdp_unregister_service_internal(connection, service_record_handle); 898 daemon_remove_client_sdp_service_record_handle(connection, service_record_handle); 899 break; 900 case SDP_CLIENT_QUERY_RFCOMM_SERVICES: 901 bt_flip_addr(addr, &packet[3]); 902 903 serviceSearchPatternLen = de_get_len(&packet[9]); 904 memcpy(serviceSearchPattern, &packet[9], serviceSearchPatternLen); 905 906 sdp_query_rfcomm_register_callback(handle_sdp_rfcomm_service_result, connection); 907 sdp_query_rfcomm_channel_and_name_for_search_pattern(addr, serviceSearchPattern); 908 909 break; 910 case SDP_CLIENT_QUERY_SERVICES: 911 bt_flip_addr(addr, &packet[3]); 912 sdp_parser_init(); 913 sdp_client_query_connection = connection; 914 sdp_parser_register_callback(handle_sdp_client_query_result); 915 916 serviceSearchPatternLen = de_get_len(&packet[9]); 917 memcpy(serviceSearchPattern, &packet[9], serviceSearchPatternLen); 918 919 attributeIDListLen = de_get_len(&packet[9+serviceSearchPatternLen]); 920 memcpy(attributeIDList, &packet[9+serviceSearchPatternLen], attributeIDListLen); 921 922 sdp_client_query(addr, (uint8_t*)&serviceSearchPattern[0], (uint8_t*)&attributeIDList[0]); 923 924 // sdp_general_query_for_uuid(addr, SDP_PublicBrowseGroup); 925 break; 926 case GAP_LE_SCAN_START: 927 le_central_start_scan(); 928 break; 929 case GAP_LE_SCAN_STOP: 930 le_central_stop_scan(); 931 break; 932 case GAP_LE_SET_SCAN_PARAMETERS: 933 le_central_set_scan_parameters(packet[3], READ_BT_16(packet, 4), READ_BT_16(packet, 6)); 934 break; 935 case GAP_LE_CONNECT: 936 bt_flip_addr(addr, &packet[4]); 937 addr_type = packet[3]; 938 le_central_connect(addr, addr_type); 939 break; 940 case GAP_LE_CONNECT_CANCEL: 941 le_central_connect_cancel(); 942 break; 943 case GAP_DISCONNECT: 944 handle = READ_BT_16(packet, 3); 945 gap_disconnect(handle); 946 break; 947 #if defined(HAVE_MALLOC) && defined(HAVE_BLE) 948 case GATT_DISCOVER_ALL_PRIMARY_SERVICES: 949 gatt_helper = daemon_setup_gatt_client_request(connection, packet, 1); 950 if (!gatt_helper) break; 951 gatt_client_discover_primary_services(gatt_client_id, gatt_helper->con_handle); 952 break; 953 case GATT_DISCOVER_PRIMARY_SERVICES_BY_UUID16: 954 gatt_helper = daemon_setup_gatt_client_request(connection, packet, 1); 955 if (!gatt_helper) break; 956 gatt_client_discover_primary_services_by_uuid16(gatt_client_id, gatt_helper->con_handle, READ_BT_16(packet, 5)); 957 break; 958 case GATT_DISCOVER_PRIMARY_SERVICES_BY_UUID128: 959 gatt_helper = daemon_setup_gatt_client_request(connection, packet, 1); 960 if (!gatt_helper) break; 961 swap128(&packet[5], uuid128); 962 gatt_client_discover_primary_services_by_uuid128(gatt_client_id, gatt_helper->con_handle, uuid128); 963 break; 964 case GATT_FIND_INCLUDED_SERVICES_FOR_SERVICE: 965 gatt_helper = daemon_setup_gatt_client_request(connection, packet, 1); 966 if (!gatt_helper) break; 967 daemon_gatt_deserialize_service(packet, 5, &service); 968 gatt_client_find_included_services_for_service(gatt_client_id, gatt_helper->con_handle, &service); 969 break; 970 971 case GATT_DISCOVER_CHARACTERISTICS_FOR_SERVICE: 972 gatt_helper = daemon_setup_gatt_client_request(connection, packet, 1); 973 if (!gatt_helper) break; 974 daemon_gatt_deserialize_service(packet, 5, &service); 975 gatt_client_discover_characteristics_for_service(gatt_client_id, gatt_helper->con_handle, &service); 976 break; 977 case GATT_DISCOVER_CHARACTERISTICS_FOR_SERVICE_BY_UUID128: 978 gatt_helper = daemon_setup_gatt_client_request(connection, packet, 1); 979 if (!gatt_helper) break; 980 daemon_gatt_deserialize_service(packet, 5, &service); 981 swap128(&packet[5 + SERVICE_LENGTH], uuid128); 982 gatt_client_discover_characteristics_for_service_by_uuid128(gatt_client_id, gatt_helper->con_handle, &service, uuid128); 983 break; 984 case GATT_DISCOVER_CHARACTERISTIC_DESCRIPTORS: 985 gatt_helper = daemon_setup_gatt_client_request(connection, packet, 1); 986 if (!gatt_helper) break; 987 daemon_gatt_deserialize_characteristic(packet, 5, &characteristic); 988 gatt_client_discover_characteristic_descriptors(gatt_client_id, gatt_helper->con_handle, &characteristic); 989 break; 990 991 case GATT_READ_VALUE_OF_CHARACTERISTIC: 992 gatt_helper = daemon_setup_gatt_client_request(connection, packet, 1); 993 if (!gatt_helper) break; 994 daemon_gatt_deserialize_characteristic(packet, 5, &characteristic); 995 gatt_client_read_value_of_characteristic(gatt_client_id, gatt_helper->con_handle, &characteristic); 996 break; 997 case GATT_READ_LONG_VALUE_OF_CHARACTERISTIC: 998 gatt_helper = daemon_setup_gatt_client_request(connection, packet, 1); 999 if (!gatt_helper) break; 1000 daemon_gatt_deserialize_characteristic(packet, 5, &characteristic); 1001 gatt_client_read_long_value_of_characteristic(gatt_client_id, gatt_helper->con_handle, &characteristic); 1002 break; 1003 1004 case GATT_WRITE_VALUE_OF_CHARACTERISTIC_WITHOUT_RESPONSE: 1005 gatt_helper = daemon_setup_gatt_client_request(connection, packet, 0); // note: don't track active connection 1006 if (!gatt_helper) break; 1007 daemon_gatt_deserialize_characteristic(packet, 5, &characteristic); 1008 data_length = READ_BT_16(packet, 5 + CHARACTERISTIC_LENGTH); 1009 data = gatt_helper->characteristic_buffer; 1010 memcpy(data, &packet[7 + CHARACTERISTIC_LENGTH], data_length); 1011 gatt_client_write_value_of_characteristic_without_response(gatt_client_id, gatt_helper->con_handle, characteristic.value_handle, data_length, data); 1012 break; 1013 case GATT_WRITE_VALUE_OF_CHARACTERISTIC: 1014 gatt_helper = daemon_setup_gatt_client_request(connection, packet, 1); 1015 if (!gatt_helper) break; 1016 daemon_gatt_deserialize_characteristic(packet, 5, &characteristic); 1017 data_length = READ_BT_16(packet, 5 + CHARACTERISTIC_LENGTH); 1018 data = gatt_helper->characteristic_buffer; 1019 memcpy(data, &packet[7 + CHARACTERISTIC_LENGTH], data_length); 1020 gatt_client_write_value_of_characteristic(gatt_client_id, gatt_helper->con_handle, characteristic.value_handle, data_length, data); 1021 break; 1022 case GATT_WRITE_LONG_VALUE_OF_CHARACTERISTIC: 1023 gatt_helper = daemon_setup_gatt_client_request(connection, packet, 1); 1024 if (!gatt_helper) break; 1025 daemon_gatt_deserialize_characteristic(packet, 5, &characteristic); 1026 data_length = READ_BT_16(packet, 5 + CHARACTERISTIC_LENGTH); 1027 data = gatt_helper->characteristic_buffer; 1028 memcpy(data, &packet[7 + CHARACTERISTIC_LENGTH], data_length); 1029 gatt_client_write_long_value_of_characteristic(gatt_client_id, gatt_helper->con_handle, characteristic.value_handle, data_length, data); 1030 break; 1031 case GATT_RELIABLE_WRITE_LONG_VALUE_OF_CHARACTERISTIC: 1032 gatt_helper = daemon_setup_gatt_client_request(connection, packet, 1); 1033 if (!gatt_helper) break; 1034 daemon_gatt_deserialize_characteristic(packet, 5, &characteristic); 1035 data_length = READ_BT_16(packet, 5 + CHARACTERISTIC_LENGTH); 1036 data = gatt_helper->characteristic_buffer; 1037 memcpy(data, &packet[7 + CHARACTERISTIC_LENGTH], data_length); 1038 gatt_client_write_long_value_of_characteristic(gatt_client_id, gatt_helper->con_handle, characteristic.value_handle, data_length, data); 1039 break; 1040 case GATT_READ_CHARACTERISTIC_DESCRIPTOR: 1041 gatt_helper = daemon_setup_gatt_client_request(connection, packet, 1); 1042 if (!gatt_helper) break; 1043 handle = READ_BT_16(packet, 3); 1044 daemon_gatt_deserialize_characteristic_descriptor(packet, 5, &descriptor); 1045 gatt_client_read_characteristic_descriptor(gatt_client_id, gatt_helper->con_handle, &descriptor); 1046 break; 1047 case GATT_READ_LONG_CHARACTERISTIC_DESCRIPTOR: 1048 gatt_helper = daemon_setup_gatt_client_request(connection, packet, 1); 1049 if (!gatt_helper) break; 1050 daemon_gatt_deserialize_characteristic_descriptor(packet, 5, &descriptor); 1051 gatt_client_read_long_characteristic_descriptor(gatt_client_id, gatt_helper->con_handle, &descriptor); 1052 break; 1053 1054 case GATT_WRITE_CHARACTERISTIC_DESCRIPTOR: 1055 gatt_helper = daemon_setup_gatt_client_request(connection, packet, 1); 1056 if (!gatt_helper) break; 1057 daemon_gatt_deserialize_characteristic_descriptor(packet, 5, &descriptor); 1058 data = gatt_helper->characteristic_buffer; 1059 data_length = READ_BT_16(packet, 5 + CHARACTERISTIC_DESCRIPTOR_LENGTH); 1060 gatt_client_write_characteristic_descriptor(gatt_client_id, gatt_helper->con_handle, &descriptor, data_length, data); 1061 break; 1062 case GATT_WRITE_LONG_CHARACTERISTIC_DESCRIPTOR: 1063 gatt_helper = daemon_setup_gatt_client_request(connection, packet, 1); 1064 if (!gatt_helper) break; 1065 daemon_gatt_deserialize_characteristic_descriptor(packet, 5, &descriptor); 1066 data = gatt_helper->characteristic_buffer; 1067 data_length = READ_BT_16(packet, 5 + CHARACTERISTIC_DESCRIPTOR_LENGTH); 1068 gatt_client_write_long_characteristic_descriptor(gatt_client_id, gatt_helper->con_handle, &descriptor, data_length, data); 1069 break; 1070 case GATT_WRITE_CLIENT_CHARACTERISTIC_CONFIGURATION:{ 1071 uint16_t configuration = READ_BT_16(packet, 5 + CHARACTERISTIC_LENGTH); 1072 gatt_helper = daemon_setup_gatt_client_request(connection, packet, 1); 1073 if (!gatt_helper) break; 1074 data = gatt_helper->characteristic_buffer; 1075 daemon_gatt_deserialize_characteristic(packet, 5, &characteristic); 1076 gatt_client_write_client_characteristic_configuration(gatt_client_id, gatt_helper->con_handle, &characteristic, configuration); 1077 break; 1078 case GATT_GET_MTU: 1079 handle = READ_BT_16(packet, 3); 1080 gatt_client_get_mtu(handle, &mtu); 1081 send_gatt_mtu_event(connection, handle, mtu); 1082 break; 1083 } 1084 #endif 1085 default: 1086 log_error("Error: command %u not implemented:", READ_CMD_OCF(packet)); 1087 break; 1088 } 1089 1090 return 0; 1091 } 1092 1093 static int daemon_client_handler(connection_t *connection, uint16_t packet_type, uint16_t channel, uint8_t *data, uint16_t length){ 1094 1095 int err = 0; 1096 client_state_t * client; 1097 1098 switch (packet_type){ 1099 case HCI_COMMAND_DATA_PACKET: 1100 if (READ_CMD_OGF(data) != OGF_BTSTACK) { 1101 // HCI Command 1102 hci_send_cmd_packet(data, length); 1103 } else { 1104 // BTstack command 1105 btstack_command_handler(connection, data, length); 1106 } 1107 break; 1108 case L2CAP_DATA_PACKET: 1109 // process l2cap packet... 1110 err = l2cap_send_internal(channel, data, length); 1111 if (err == BTSTACK_ACL_BUFFERS_FULL) { 1112 l2cap_block_new_credits(1); 1113 } 1114 break; 1115 case RFCOMM_DATA_PACKET: 1116 // process l2cap packet... 1117 err = rfcomm_send_internal(channel, data, length); 1118 break; 1119 case DAEMON_EVENT_PACKET: 1120 switch (data[0]) { 1121 case DAEMON_EVENT_CONNECTION_OPENED: 1122 log_info("DAEMON_EVENT_CONNECTION_OPENED %p\n",connection); 1123 1124 client = malloc(sizeof(client_state_t)); 1125 if (!client) break; // fail 1126 memset(client, 0, sizeof(client_state_t)); 1127 client->connection = connection; 1128 client->power_mode = HCI_POWER_OFF; 1129 client->discoverable = 0; 1130 linked_list_add(&clients, (linked_item_t *) client); 1131 break; 1132 case DAEMON_EVENT_CONNECTION_CLOSED: 1133 log_info("DAEMON_EVENT_CONNECTION_CLOSED %p\n",connection); 1134 daemon_disconnect_client(connection); 1135 sdp_query_rfcomm_deregister_callback(); 1136 // no clients -> no HCI connections 1137 if (!clients){ 1138 hci_disconnect_all(); 1139 } 1140 1141 // update discoverable mode 1142 hci_discoverable_control(clients_require_discoverable()); 1143 // start power off, if last active client 1144 if (!clients_require_power_on()){ 1145 start_power_off_timer(); 1146 } 1147 break; 1148 case DAEMON_NR_CONNECTIONS_CHANGED: 1149 log_info("Nr Connections changed, new %u\n",data[1]); 1150 break; 1151 default: 1152 break; 1153 } 1154 break; 1155 } 1156 if (err) { 1157 log_info("Daemon Handler: err %d\n", err); 1158 } 1159 return err; 1160 } 1161 1162 1163 static void daemon_set_logging_enabled(int enabled){ 1164 if (enabled && !loggingEnabled){ 1165 hci_dump_open(BTSTACK_LOG_FILE, BTSTACK_LOG_TYPE); 1166 } 1167 if (!enabled && loggingEnabled){ 1168 hci_dump_close(); 1169 } 1170 loggingEnabled = enabled; 1171 } 1172 1173 // local cache used to manage UI status 1174 static HCI_STATE hci_state = HCI_STATE_OFF; 1175 static int num_connections = 0; 1176 static void update_ui_status(void){ 1177 if (hci_state != HCI_STATE_WORKING) { 1178 bluetooth_status_handler(BLUETOOTH_OFF); 1179 } else { 1180 if (num_connections) { 1181 bluetooth_status_handler(BLUETOOTH_ACTIVE); 1182 } else { 1183 bluetooth_status_handler(BLUETOOTH_ON); 1184 } 1185 } 1186 } 1187 1188 #ifdef USE_SPRINGBOARD 1189 static void preferences_changed_callback(void){ 1190 int logging = platform_iphone_logging_enabled(); 1191 log_info("Logging enabled: %u\n", logging); 1192 daemon_set_logging_enabled(logging); 1193 } 1194 #endif 1195 1196 static void deamon_status_event_handler(uint8_t *packet, uint16_t size){ 1197 1198 uint8_t update_status = 0; 1199 1200 // handle state event 1201 switch (packet[0]) { 1202 case BTSTACK_EVENT_STATE: 1203 hci_state = packet[2]; 1204 log_info("New state: %u\n", hci_state); 1205 update_status = 1; 1206 break; 1207 case BTSTACK_EVENT_NR_CONNECTIONS_CHANGED: 1208 num_connections = packet[2]; 1209 log_info("New nr connections: %u\n", num_connections); 1210 update_status = 1; 1211 break; 1212 default: 1213 break; 1214 } 1215 1216 // choose full bluetooth state 1217 if (update_status) { 1218 update_ui_status(); 1219 } 1220 } 1221 1222 static void daemon_retry_parked(void){ 1223 1224 // socket_connection_retry_parked is not reentrant 1225 static int retry_mutex = 0; 1226 1227 // lock mutex 1228 if (retry_mutex) return; 1229 retry_mutex = 1; 1230 1231 // ... try sending again 1232 socket_connection_retry_parked(); 1233 1234 if (!socket_connection_has_parked_connections()){ 1235 l2cap_block_new_credits(0); 1236 } 1237 1238 // unlock mutex 1239 retry_mutex = 0; 1240 } 1241 1242 #if 0 1243 1244 Minimal Code for LE Peripheral 1245 1246 enum { 1247 SET_ADVERTISEMENT_PARAMS = 1 << 0, 1248 SET_ADVERTISEMENT_DATA = 1 << 1, 1249 ENABLE_ADVERTISEMENTS = 1 << 2, 1250 }; 1251 1252 const uint8_t adv_data[] = { 1253 // Flags general discoverable 1254 0x02, 0x01, 0x02, 1255 // Name 1256 0x08, 0x09, 'B', 'T', 's', 't', 'a', 'c', 'k' 1257 }; 1258 uint8_t adv_data_len = sizeof(adv_data); 1259 static uint16_t todos = 0; 1260 1261 static void app_run(void){ 1262 1263 if (!hci_can_send_command_packet_now()) return; 1264 1265 if (todos & SET_ADVERTISEMENT_DATA){ 1266 log_info("app_run: set advertisement data\n"); 1267 todos &= ~SET_ADVERTISEMENT_DATA; 1268 hci_send_cmd(&hci_le_set_advertising_data, adv_data_len, adv_data); 1269 return; 1270 } 1271 1272 if (todos & SET_ADVERTISEMENT_PARAMS){ 1273 todos &= ~SET_ADVERTISEMENT_PARAMS; 1274 uint8_t adv_type = 0; // default 1275 bd_addr_t null_addr; 1276 memset(null_addr, 0, 6); 1277 uint16_t adv_int_min = 0x0030; 1278 uint16_t adv_int_max = 0x0030; 1279 hci_send_cmd(&hci_le_set_advertising_parameters, adv_int_min, adv_int_max, adv_type, 0, 0, &null_addr, 0x07, 0x00); 1280 return; 1281 } 1282 1283 if (todos & ENABLE_ADVERTISEMENTS){ 1284 log_info("app_run: enable advertisements\n"); 1285 todos &= ~ENABLE_ADVERTISEMENTS; 1286 hci_send_cmd(&hci_le_set_advertise_enable, 1); 1287 return; 1288 } 1289 } 1290 #endif 1291 1292 static void daemon_packet_handler(void * connection, uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 1293 1294 switch (packet_type) { 1295 case HCI_EVENT_PACKET: 1296 deamon_status_event_handler(packet, size); 1297 switch (packet[0]){ 1298 1299 case HCI_EVENT_NUMBER_OF_COMPLETED_PACKETS: 1300 // ACL buffer freed... 1301 daemon_retry_parked(); 1302 // no need to tell clients 1303 return; 1304 case RFCOMM_EVENT_CREDITS: 1305 // RFCOMM CREDITS received... 1306 daemon_retry_parked(); 1307 break; 1308 case RFCOMM_EVENT_OPEN_CHANNEL_COMPLETE: 1309 if (packet[2]) break; 1310 daemon_add_client_rfcomm_channel(connection, READ_BT_16(packet, 9)); 1311 break; 1312 case RFCOMM_EVENT_CHANNEL_CLOSED: 1313 daemon_remove_client_rfcomm_channel(connection, READ_BT_16(packet, 2)); 1314 break; 1315 case RFCOMM_EVENT_SERVICE_REGISTERED: 1316 if (packet[2]) break; 1317 daemon_add_client_rfcomm_service(connection, packet[3]); 1318 break; 1319 case L2CAP_EVENT_CHANNEL_OPENED: 1320 if (packet[2]) { 1321 daemon_remove_client_l2cap_channel(connection, READ_BT_16(packet, 13)); 1322 } else { 1323 daemon_add_client_l2cap_channel(connection, READ_BT_16(packet, 13)); 1324 } 1325 break; 1326 case L2CAP_EVENT_CHANNEL_CLOSED: 1327 daemon_remove_client_l2cap_channel(connection, READ_BT_16(packet, 2)); 1328 break; 1329 case L2CAP_EVENT_SERVICE_REGISTERED: 1330 if (packet[2]) break; 1331 daemon_add_client_l2cap_service(connection, READ_BT_16(packet, 3)); 1332 break; 1333 #if defined(HAVE_BLE) && defined(HAVE_MALLOC) 1334 case HCI_EVENT_DISCONNECTION_COMPLETE: 1335 log_info("daemon : ignore HCI_EVENT_DISCONNECTION_COMPLETE ingnoring."); 1336 // note: moved to gatt_client_handler because it's received here prematurely 1337 // daemon_remove_gatt_client_helper(READ_BT_16(packet, 3)); 1338 break; 1339 #endif 1340 default: 1341 break; 1342 } 1343 case DAEMON_EVENT_PACKET: 1344 switch (packet[0]){ 1345 case DAEMON_EVENT_NEW_RFCOMM_CREDITS: 1346 daemon_retry_parked(); 1347 break; 1348 default: 1349 break; 1350 } 1351 default: 1352 break; 1353 } 1354 if (connection) { 1355 socket_connection_send_packet(connection, packet_type, channel, packet, size); 1356 } else { 1357 socket_connection_send_packet_all(packet_type, channel, packet, size); 1358 } 1359 } 1360 1361 static void handle_sdp_rfcomm_service_result(sdp_query_event_t * rfcomm_event, void * context){ 1362 switch (rfcomm_event->type){ 1363 case SDP_QUERY_RFCOMM_SERVICE: { 1364 sdp_query_rfcomm_service_event_t * service_event = (sdp_query_rfcomm_service_event_t*) rfcomm_event; 1365 int name_len = (int)strlen((const char*)service_event->service_name); 1366 int event_len = 3 + name_len; 1367 uint8_t event[event_len]; 1368 event[0] = rfcomm_event->type; 1369 event[1] = 1 + name_len; 1370 event[2] = service_event->channel_nr; 1371 memcpy(&event[3], service_event->service_name, name_len); 1372 hci_dump_packet(HCI_EVENT_PACKET, 0, event, event_len); 1373 socket_connection_send_packet(context, HCI_EVENT_PACKET, 0, event, event_len); 1374 break; 1375 } 1376 case SDP_QUERY_COMPLETE: { 1377 sdp_query_complete_event_t * complete_event = (sdp_query_complete_event_t*) rfcomm_event; 1378 uint8_t event[] = { rfcomm_event->type, 1, complete_event->status}; 1379 hci_dump_packet(HCI_EVENT_PACKET, 0, event, sizeof(event)); 1380 socket_connection_send_packet(context, HCI_EVENT_PACKET, 0, event, sizeof(event)); 1381 break; 1382 } 1383 } 1384 } 1385 1386 static void sdp_client_assert_buffer(int size){ 1387 if (size > attribute_value_buffer_size){ 1388 log_error("SDP attribute value buffer size exceeded: available %d, required %d", attribute_value_buffer_size, size); 1389 } 1390 } 1391 1392 // define new packet type SDP_CLIENT_PACKET 1393 static void handle_sdp_client_query_result(sdp_query_event_t * event){ 1394 sdp_query_attribute_value_event_t * ve; 1395 sdp_query_complete_event_t * complete_event; 1396 1397 switch (event->type){ 1398 case SDP_QUERY_ATTRIBUTE_VALUE: 1399 ve = (sdp_query_attribute_value_event_t*) event; 1400 1401 sdp_client_assert_buffer(ve->attribute_length); 1402 1403 attribute_value[ve->data_offset] = ve->data; 1404 1405 if ((uint16_t)(ve->data_offset+1) == ve->attribute_length){ 1406 hexdump(attribute_value, ve->attribute_length); 1407 1408 int event_len = 1 + 3 * 2 + ve->attribute_length; 1409 uint8_t event[event_len]; 1410 event[0] = SDP_QUERY_ATTRIBUTE_VALUE; 1411 bt_store_16(event, 1, (uint16_t)ve->record_id); 1412 bt_store_16(event, 3, ve->attribute_id); 1413 bt_store_16(event, 5, (uint16_t)ve->attribute_length); 1414 memcpy(&event[7], attribute_value, ve->attribute_length); 1415 hci_dump_packet(SDP_CLIENT_PACKET, 0, event, event_len); 1416 socket_connection_send_packet(sdp_client_query_connection, SDP_CLIENT_PACKET, 0, event, event_len); 1417 } 1418 1419 break; 1420 case SDP_QUERY_COMPLETE: 1421 complete_event = (sdp_query_complete_event_t*) event; 1422 uint8_t event[] = { SDP_QUERY_COMPLETE, 1, complete_event->status}; 1423 hci_dump_packet(HCI_EVENT_PACKET, 0, event, sizeof(event)); 1424 socket_connection_send_packet(sdp_client_query_connection, HCI_EVENT_PACKET, 0, event, sizeof(event)); 1425 break; 1426 } 1427 } 1428 1429 static void power_notification_callback(POWER_NOTIFICATION_t notification){ 1430 switch (notification) { 1431 case POWER_WILL_SLEEP: 1432 // let's sleep 1433 power_management_sleep = 1; 1434 hci_power_control(HCI_POWER_SLEEP); 1435 break; 1436 case POWER_WILL_WAKE_UP: 1437 // assume that all clients use Bluetooth -> if connection, start Bluetooth 1438 power_management_sleep = 0; 1439 if (clients_require_power_on()) { 1440 hci_power_control(HCI_POWER_ON); 1441 } 1442 break; 1443 default: 1444 break; 1445 } 1446 } 1447 1448 static void daemon_sigint_handler(int param){ 1449 1450 #ifdef USE_BLUETOOL 1451 // notify daemons 1452 notify_post("ch.ringwald.btstack.stopped"); 1453 #endif 1454 1455 log_info(" <= SIGINT received, shutting down..\n"); 1456 1457 hci_power_control( HCI_POWER_OFF); 1458 hci_close(); 1459 1460 log_info("Good bye, see you.\n"); 1461 1462 exit(0); 1463 } 1464 1465 // MARK: manage power off timer 1466 1467 #define USE_POWER_OFF_TIMER 1468 1469 static void stop_power_off_timer(void){ 1470 #ifdef USE_POWER_OFF_TIMER 1471 if (timeout_active) { 1472 run_loop_remove_timer(&timeout); 1473 timeout_active = 0; 1474 } 1475 #endif 1476 } 1477 1478 static void start_power_off_timer(void){ 1479 #ifdef USE_POWER_OFF_TIMER 1480 stop_power_off_timer(); 1481 run_loop_set_timer(&timeout, DAEMON_NO_ACTIVE_CLIENT_TIMEOUT); 1482 run_loop_add_timer(&timeout); 1483 timeout_active = 1; 1484 #else 1485 hci_power_control(HCI_POWER_OFF); 1486 #endif 1487 } 1488 1489 // MARK: manage list of clients 1490 1491 1492 static client_state_t * client_for_connection(connection_t *connection) { 1493 linked_item_t *it; 1494 for (it = (linked_item_t *) clients; it ; it = it->next){ 1495 client_state_t * client_state = (client_state_t *) it; 1496 if (client_state->connection == connection) { 1497 return client_state; 1498 } 1499 } 1500 return NULL; 1501 } 1502 1503 static void clients_clear_power_request(void){ 1504 linked_item_t *it; 1505 for (it = (linked_item_t *) clients; it ; it = it->next){ 1506 client_state_t * client_state = (client_state_t *) it; 1507 client_state->power_mode = HCI_POWER_OFF; 1508 } 1509 } 1510 1511 static int clients_require_power_on(void){ 1512 1513 if (global_enable) return 1; 1514 1515 linked_item_t *it; 1516 for (it = (linked_item_t *) clients; it ; it = it->next){ 1517 client_state_t * client_state = (client_state_t *) it; 1518 if (client_state->power_mode == HCI_POWER_ON) { 1519 return 1; 1520 } 1521 } 1522 return 0; 1523 } 1524 1525 static int clients_require_discoverable(void){ 1526 linked_item_t *it; 1527 for (it = (linked_item_t *) clients; it ; it = it->next){ 1528 client_state_t * client_state = (client_state_t *) it; 1529 if (client_state->discoverable) { 1530 return 1; 1531 } 1532 } 1533 return 0; 1534 } 1535 1536 static void usage(const char * name) { 1537 printf("%s, BTstack background daemon\n", name); 1538 printf("usage: %s [--help] [--tcp port]\n", name); 1539 printf(" --help display this usage\n"); 1540 printf(" --tcp use TCP server on port %u\n", BTSTACK_PORT); 1541 printf("Without the --tcp option, BTstack daemon is listening on unix domain socket %s\n\n", BTSTACK_UNIX); 1542 } 1543 1544 #ifdef USE_BLUETOOL 1545 static void * run_loop_thread(void *context){ 1546 run_loop_execute(); 1547 return NULL; 1548 } 1549 #endif 1550 1551 #ifdef HAVE_BLE 1552 1553 static void handle_gatt_client_event(uint8_t packet_type, uint8_t * packet, uint16_t size){ 1554 1555 // hack: handle disconnection_complete_here instead of main hci event packet handler 1556 // we receive a HCI event packet in disguise 1557 if (packet[0] == HCI_EVENT_DISCONNECTION_COMPLETE){ 1558 log_info("daemon hack: handle disconnection_complete in handle_gatt_client_event instead of main hci event packet handler"); 1559 uint16_t handle = READ_BT_16(packet, 3); 1560 daemon_remove_gatt_client_helper(handle); 1561 return; 1562 } 1563 1564 // only handle GATT Events 1565 switch(packet[0]){ 1566 case GATT_SERVICE_QUERY_RESULT: 1567 case GATT_INCLUDED_SERVICE_QUERY_RESULT: 1568 case GATT_NOTIFICATION: 1569 case GATT_INDICATION: 1570 case GATT_CHARACTERISTIC_QUERY_RESULT: 1571 case GATT_ALL_CHARACTERISTIC_DESCRIPTORS_QUERY_RESULT: 1572 case GATT_CHARACTERISTIC_DESCRIPTOR_QUERY_RESULT: 1573 case GATT_LONG_CHARACTERISTIC_DESCRIPTOR_QUERY_RESULT: 1574 case GATT_CHARACTERISTIC_VALUE_QUERY_RESULT: 1575 case GATT_LONG_CHARACTERISTIC_VALUE_QUERY_RESULT: 1576 case GATT_QUERY_COMPLETE: 1577 break; 1578 default: 1579 return; 1580 } 1581 1582 uint16_t con_handle = READ_BT_16(packet, 2); 1583 linked_list_gatt_client_helper_t * gatt_client_helper = daemon_get_gatt_client_helper(con_handle); 1584 if (!gatt_client_helper){ 1585 log_info("daemon handle_gatt_client_event: gc helper for handle 0x%2x is NULL.", con_handle); 1586 return; 1587 } 1588 1589 connection_t *connection = NULL; 1590 1591 // daemon doesn't track which connection subscribed to this particular handle, so we just notify all connections 1592 switch(packet[0]){ 1593 case GATT_NOTIFICATION: 1594 case GATT_INDICATION:{ 1595 hci_dump_packet(HCI_EVENT_PACKET, 0, packet, size); 1596 1597 linked_item_t *it; 1598 for (it = (linked_item_t *) clients; it ; it = it->next){ 1599 client_state_t * client_state = (client_state_t *) it; 1600 socket_connection_send_packet(client_state->connection, HCI_EVENT_PACKET, 0, packet, size); 1601 } 1602 return; 1603 } 1604 default: 1605 break; 1606 } 1607 1608 // otherwise, we have to have an active connection 1609 connection = gatt_client_helper->active_connection; 1610 uint16_t offset; 1611 uint16_t length; 1612 1613 if (!connection) return; 1614 1615 switch(packet[0]){ 1616 1617 case GATT_SERVICE_QUERY_RESULT: 1618 case GATT_INCLUDED_SERVICE_QUERY_RESULT: 1619 case GATT_CHARACTERISTIC_QUERY_RESULT: 1620 case GATT_CHARACTERISTIC_VALUE_QUERY_RESULT: 1621 case GATT_CHARACTERISTIC_DESCRIPTOR_QUERY_RESULT: 1622 case GATT_ALL_CHARACTERISTIC_DESCRIPTORS_QUERY_RESULT: 1623 hci_dump_packet(HCI_EVENT_PACKET, 0, packet, size); 1624 socket_connection_send_packet(connection, HCI_EVENT_PACKET, 0, packet, size); 1625 break; 1626 1627 case GATT_LONG_CHARACTERISTIC_VALUE_QUERY_RESULT: 1628 case GATT_LONG_CHARACTERISTIC_DESCRIPTOR_QUERY_RESULT: 1629 offset = READ_BT_16(packet, 6); 1630 length = READ_BT_16(packet, 8); 1631 gatt_client_helper->characteristic_buffer[0] = packet[0]; // store type (characteristic/descriptor) 1632 gatt_client_helper->characteristic_handle = READ_BT_16(packet, 4); // store attribute handle 1633 gatt_client_helper->characteristic_length = offset + length; // update length 1634 memcpy(&gatt_client_helper->characteristic_buffer[10 + offset], &packet[10], length); 1635 break; 1636 1637 case GATT_QUERY_COMPLETE:{ 1638 gatt_client_helper->active_connection = NULL; 1639 if (gatt_client_helper->characteristic_length){ 1640 // send re-combined long characteristic value or long characteristic descriptor value 1641 uint8_t * event = gatt_client_helper->characteristic_buffer; 1642 uint16_t event_size = 10 + gatt_client_helper->characteristic_length; 1643 // event[0] == already set by previsous case 1644 event[1] = 8 + gatt_client_helper->characteristic_length; 1645 bt_store_16(event, 2, READ_BT_16(packet, 2)); 1646 bt_store_16(event, 4, gatt_client_helper->characteristic_handle); 1647 bt_store_16(event, 6, 0); // offset 1648 bt_store_16(event, 8, gatt_client_helper->characteristic_length); 1649 hci_dump_packet(HCI_EVENT_PACKET, 0, event, event_size); 1650 socket_connection_send_packet(connection, HCI_EVENT_PACKET, 0, event, event_size); 1651 gatt_client_helper->characteristic_length = 0; 1652 } 1653 hci_dump_packet(HCI_EVENT_PACKET, 0, packet, size); 1654 socket_connection_send_packet(connection, HCI_EVENT_PACKET, 0, packet, size); 1655 break; 1656 } 1657 default: 1658 break; 1659 } 1660 } 1661 #endif 1662 1663 int main (int argc, char * const * argv){ 1664 1665 static int tcp_flag = 0; 1666 1667 while (1) { 1668 static struct option long_options[] = { 1669 { "tcp", no_argument, &tcp_flag, 1 }, 1670 { "help", no_argument, 0, 0 }, 1671 { 0,0,0,0 } // This is a filler for -1 1672 }; 1673 1674 int c; 1675 int option_index = -1; 1676 1677 c = getopt_long(argc, argv, "h", long_options, &option_index); 1678 1679 if (c == -1) break; // no more option 1680 1681 // treat long parameter first 1682 if (option_index == -1) { 1683 switch (c) { 1684 case '?': 1685 case 'h': 1686 usage(argv[0]); 1687 return 0; 1688 break; 1689 } 1690 } else { 1691 switch (option_index) { 1692 case 1: 1693 usage(argv[0]); 1694 return 0; 1695 break; 1696 } 1697 } 1698 } 1699 1700 if (tcp_flag){ 1701 printf("BTstack Daemon started on port %u\n", BTSTACK_PORT); 1702 } else { 1703 printf("BTstack Daemon started on socket %s\n", BTSTACK_UNIX); 1704 } 1705 1706 // make stdout unbuffered 1707 setbuf(stdout, NULL); 1708 1709 // handle CTRL-c 1710 signal(SIGINT, daemon_sigint_handler); 1711 // handle SIGTERM - suggested for launchd 1712 signal(SIGTERM, daemon_sigint_handler); 1713 1714 // TODO: win32 variant 1715 #ifndef _WIN32 1716 // handle SIGPIPE 1717 struct sigaction act; 1718 act.sa_handler = SIG_IGN; 1719 sigemptyset (&act.sa_mask); 1720 act.sa_flags = 0; 1721 sigaction (SIGPIPE, &act, NULL); 1722 #endif 1723 1724 bt_control_t * control = NULL; 1725 1726 #ifdef HAVE_TRANSPORT_H4 1727 config.device_name = UART_DEVICE; 1728 config.baudrate_init = UART_SPEED; 1729 config.baudrate_main = 0; 1730 config.flowcontrol = 1; 1731 #if defined(USE_BLUETOOL) && defined(USE_POWERMANAGEMENT) 1732 if (bt_control_iphone_power_management_supported()){ 1733 // use default (max) UART baudrate over netraph interface 1734 config.baudrate_init = 0; 1735 transport = hci_transport_h4_iphone_instance(); 1736 } else { 1737 transport = hci_transport_h4_instance(); 1738 } 1739 #else 1740 transport = hci_transport_h4_instance(); 1741 #endif 1742 #endif 1743 1744 #ifdef HAVE_TRANSPORT_USB 1745 transport = hci_transport_usb_instance(); 1746 #endif 1747 1748 #ifdef USE_BLUETOOL 1749 control = &bt_control_iphone; 1750 #endif 1751 1752 #if defined(USE_BLUETOOL) && defined(USE_POWERMANAGEMENT) 1753 if (bt_control_iphone_power_management_supported()){ 1754 hci_transport_h4_iphone_set_enforce_wake_device("/dev/btwake"); 1755 } 1756 #endif 1757 1758 #ifdef USE_SPRINGBOARD 1759 bluetooth_status_handler = platform_iphone_status_handler; 1760 platform_iphone_register_window_manager_restart(update_ui_status); 1761 platform_iphone_register_preferences_changed(preferences_changed_callback); 1762 #endif 1763 1764 #ifdef REMOTE_DEVICE_DB 1765 remote_device_db = &REMOTE_DEVICE_DB; 1766 #endif 1767 1768 run_loop_init(RUN_LOOP_POSIX); 1769 1770 // init power management notifications 1771 if (control && control->register_for_power_notifications){ 1772 control->register_for_power_notifications(power_notification_callback); 1773 } 1774 1775 // logging 1776 loggingEnabled = 0; 1777 int newLoggingEnabled = 1; 1778 #ifdef USE_BLUETOOL 1779 // iPhone has toggle in Preferences.app 1780 newLoggingEnabled = platform_iphone_logging_enabled(); 1781 #endif 1782 daemon_set_logging_enabled(newLoggingEnabled); 1783 1784 // dump version 1785 log_info("BTdaemon started\n"); 1786 log_info("version %s, build %s", BTSTACK_VERSION, BTSTACK_DATE); 1787 1788 // init HCI 1789 hci_init(transport, &config, control, remote_device_db); 1790 1791 #ifdef USE_BLUETOOL 1792 // iPhone doesn't use SSP yet as there's no UI for it yet and auto accept is not an option 1793 hci_ssp_set_enable(0); 1794 #endif 1795 // init L2CAP 1796 l2cap_init(); 1797 l2cap_register_packet_handler(&daemon_packet_handler); 1798 timeout.process = daemon_no_connections_timeout; 1799 1800 #ifdef HAVE_RFCOMM 1801 log_info("config.h: HAVE_RFCOMM\n"); 1802 rfcomm_init(); 1803 rfcomm_register_packet_handler(&daemon_packet_handler); 1804 #endif 1805 1806 #ifdef HAVE_SDP 1807 sdp_init(); 1808 sdp_register_packet_handler(&daemon_packet_handler); 1809 #endif 1810 1811 #ifdef HAVE_BLE 1812 // GATT Client 1813 gatt_client_init(); 1814 gatt_client_id = gatt_client_register_packet_handler(&handle_gatt_client_event); 1815 1816 // sm_init(); 1817 // sm_set_io_capabilities(IO_CAPABILITY_DISPLAY_ONLY); 1818 // sm_set_authentication_requirements( SM_AUTHREQ_BONDING | SM_AUTHREQ_MITM_PROTECTION); 1819 1820 // GATT Server - empty attribute database 1821 le_device_db_init(); 1822 att_server_init(NULL, NULL, NULL); 1823 1824 #endif 1825 1826 #ifdef USE_LAUNCHD 1827 socket_connection_create_launchd(); 1828 #else 1829 // create server 1830 if (tcp_flag) { 1831 socket_connection_create_tcp(BTSTACK_PORT); 1832 } else { 1833 socket_connection_create_unix(BTSTACK_UNIX); 1834 } 1835 #endif 1836 socket_connection_register_packet_callback(&daemon_client_handler); 1837 1838 #ifdef USE_BLUETOOL 1839 // notify daemons 1840 notify_post("ch.ringwald.btstack.started"); 1841 1842 // spawn thread to have BTstack run loop on new thread, while main thread is used to keep CFRunLoop 1843 pthread_t run_loop; 1844 pthread_create(&run_loop, NULL, &run_loop_thread, NULL); 1845 1846 // needed to receive notifications 1847 CFRunLoopRun(); 1848 #endif 1849 // go! 1850 run_loop_execute(); 1851 return 0; 1852 } 1853