1 2 /* 3 * Copyright (C) 2014 BlueKitchen GmbH 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. Neither the name of the copyright holders nor the names of 15 * contributors may be used to endorse or promote products derived 16 * from this software without specific prior written permission. 17 * 4. Any redistribution, use, or modification is done solely for 18 * personal benefit and not for any commercial purpose or for 19 * monetary gain. 20 * 21 * THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS 22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 24 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS 25 * RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 27 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 28 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 29 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 31 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 * Please inquire about commercial licensing options at 35 * [email protected] 36 * 37 */ 38 39 /* 40 * hfp_hs_demo.c 41 */ 42 43 // ***************************************************************************** 44 /* EXAMPLE_START(hfp_hs_demo): HFP Hands-Free (HF) Demo 45 * 46 * @text This HFP Hands-Free example demonstrates how to receive 47 * an output from a remote HFP audio gateway (AG), and, 48 * if HAVE_POSIX_STDIN is defined, how to control the HFP AG. 49 */ 50 // ***************************************************************************** 51 52 53 #include "btstack_config.h" 54 55 #include <stdint.h> 56 #include <stdio.h> 57 #include <stdlib.h> 58 #include <string.h> 59 #include "btstack.h" 60 61 #include "sco_demo_util.h" 62 63 #ifdef HAVE_POSIX_STDIN 64 #include <unistd.h> 65 #include "stdin_support.h" 66 #endif 67 68 uint8_t hfp_service_buffer[150]; 69 const uint8_t rfcomm_channel_nr = 1; 70 const char hfp_hf_service_name[] = "BTstack HFP HF Demo"; 71 static bd_addr_t device_addr = {0x80,0xbe,0x05,0xd5,0x28,0x48}; 72 73 #ifdef HAVE_POSIX_STDIN 74 // 80:BE:05:D5:28:48 75 // prototypes 76 static void show_usage(void); 77 #endif 78 static hci_con_handle_t acl_handle = -1; 79 static hci_con_handle_t sco_handle; 80 static uint8_t codecs[] = {HFP_CODEC_CVSD, HFP_CODEC_MSBC}; 81 static uint16_t indicators[1] = {0x01}; 82 static uint8_t negotiated_codec = HFP_CODEC_CVSD; 83 static btstack_packet_callback_registration_t hci_event_callback_registration; 84 char cmd; 85 86 static void dump_supported_codecs(void){ 87 int i; 88 int mSBC_skipped = 0; 89 printf("Supported codecs:"); 90 for (i = 0; i < sizeof(codecs); i++){ 91 switch(codecs[i]){ 92 case HFP_CODEC_CVSD: 93 printf(" CVSD"); 94 break; 95 case HFP_CODEC_MSBC: 96 if (hci_extended_sco_link_supported()){ 97 printf("mSBC"); 98 } else { 99 mSBC_skipped = 1; 100 } 101 break; 102 } 103 } 104 printf("\n"); 105 if (mSBC_skipped){ 106 printf("mSBC codec disabled because eSCO not supported by local controller.\n"); 107 } 108 } 109 110 #ifdef HAVE_POSIX_STDIN 111 112 // Testig User Interface 113 static void show_usage(void){ 114 bd_addr_t iut_address; 115 gap_local_bd_addr(iut_address); 116 117 printf("\n--- Bluetooth HFP Hands-Free (HF) unit Test Console %s ---\n", bd_addr_to_str(iut_address)); 118 printf("\n"); 119 printf("a - establish SLC to %s | ", bd_addr_to_str(device_addr)); 120 printf("A - release SLC connection to device\n"); 121 printf("b - establish Audio connection | B - release Audio connection\n"); 122 printf("d - query network operator | D - Enable HFP AG registration status update via bitmap(IIA)\n"); 123 printf("f - answer incoming call | F - Hangup call\n"); 124 printf("g - query network operator name | G - reject incoming call\n"); 125 printf("i - dial 1234567 | I - dial 7654321\n"); 126 printf("j - dial #1 | J - dial #99\n"); 127 printf("o - Set speaker volume to 0 (minimum) | O - Set speaker volume to 9 (default)\n"); 128 printf("p - Set speaker volume to 12 (higher) | P - Set speaker volume to 15 (maximum)\n"); 129 printf("q - Set microphone gain to 0 (minimum) | Q - Set microphone gain to 9 (default)\n"); 130 printf("s - Set microphone gain to 12 (higher) | S - Set microphone gain to 15 (maximum)\n"); 131 printf("t - terminate connection\n"); 132 printf("u - send 'user busy' (TWC 0)\n"); 133 printf("U - end active call and accept other call' (TWC 1)\n"); 134 printf("v - Swap active call call (TWC 2) | V - Join held call (TWC 3)\n"); 135 printf("w - Connect calls (TWC 4) | W - redial\n"); 136 printf("c/C - disable/enable registration status update for all AG indicators\n"); 137 printf("e/E - disable/enable reporting of the extended AG error result code\n"); 138 printf("k/K - deactivate/activate call waiting notification\n"); 139 printf("l/L - deactivate/activate calling line notification\n"); 140 printf("m/M - deactivate/activate echo canceling and noise reduction\n"); 141 printf("n/N - deactivate/activate voice recognition\n"); 142 printf("0123456789#*-+ - send DTMF dial tones\n"); 143 printf("x - request phone number for voice tag | X - current call status (ECS)\n"); 144 printf("y - release call with index 2 (ECC) | Y - private consulation with call 2(ECC)\n"); 145 printf("[ - Query Response and Hold status (RHH ?) | ] - Place call in a response and held state(RHH 0)\n"); 146 printf("{ - Accept held call(RHH 1) | } - Reject held call(RHH 2)\n"); 147 printf("? - Query Subscriber Number (NUM)\n"); 148 printf("! - Update HF indicator with assigned number 1 (HFI)\n"); 149 printf("---\n"); 150 printf("Ctrl-c - exit\n"); 151 printf("---\n"); 152 } 153 154 static void stdin_process(btstack_data_source_t *ds, btstack_data_source_callback_type_t callback_type){ 155 read(ds->fd, &cmd, 1); 156 157 if (cmd >= '0' && cmd <= '9'){ 158 printf("DTMF Code: %c\n", cmd); 159 hfp_hf_send_dtmf_code(acl_handle, cmd); 160 return; 161 } 162 163 switch (cmd){ 164 case '#': 165 case '-': 166 case '+': 167 case '*': 168 log_info("USER:\'%c\'", cmd); 169 printf("DTMF Code: %c\n", cmd); 170 hfp_hf_send_dtmf_code(acl_handle, cmd); 171 break; 172 case 'a': 173 log_info("USER:\'%c\'", cmd); 174 printf("Establish Service level connection to device with Bluetooth address %s...\n", bd_addr_to_str(device_addr)); 175 hfp_hf_establish_service_level_connection(device_addr); 176 break; 177 case 'A': 178 log_info("USER:\'%c\'", cmd); 179 printf("Release Service level connection.\n"); 180 hfp_hf_release_service_level_connection(acl_handle); 181 break; 182 case 'b': 183 log_info("USER:\'%c\'", cmd); 184 printf("Establish Audio connection to device with Bluetooth address %s...\n", bd_addr_to_str(device_addr)); 185 hfp_hf_establish_audio_connection(acl_handle); 186 break; 187 case 'B': 188 log_info("USER:\'%c\'", cmd); 189 printf("Release Audio service level connection.\n"); 190 hfp_hf_release_audio_connection(acl_handle); 191 break; 192 case 'C': 193 log_info("USER:\'%c\'", cmd); 194 printf("Enable registration status update for all AG indicators.\n"); 195 hfp_hf_enable_status_update_for_all_ag_indicators(acl_handle); 196 case 'c': 197 log_info("USER:\'%c\'", cmd); 198 printf("Disable registration status update for all AG indicators.\n"); 199 hfp_hf_disable_status_update_for_all_ag_indicators(acl_handle); 200 break; 201 case 'D': 202 log_info("USER:\'%c\'", cmd); 203 printf("Set HFP AG registration status update for individual indicators (0111111).\n"); 204 hfp_hf_set_status_update_for_individual_ag_indicators(acl_handle, 63); 205 break; 206 case 'd': 207 log_info("USER:\'%c\'", cmd); 208 printf("Query network operator.\n"); 209 hfp_hf_query_operator_selection(acl_handle); 210 break; 211 case 'E': 212 log_info("USER:\'%c\'", cmd); 213 printf("Enable reporting of the extended AG error result code.\n"); 214 hfp_hf_enable_report_extended_audio_gateway_error_result_code(acl_handle); 215 break; 216 case 'e': 217 log_info("USER:\'%c\'", cmd); 218 printf("Disable reporting of the extended AG error result code.\n"); 219 hfp_hf_disable_report_extended_audio_gateway_error_result_code(acl_handle); 220 break; 221 case 'f': 222 log_info("USER:\'%c\'", cmd); 223 printf("Answer incoming call.\n"); 224 hfp_hf_answer_incoming_call(acl_handle); 225 break; 226 case 'F': 227 log_info("USER:\'%c\'", cmd); 228 printf("Hangup call.\n"); 229 hfp_hf_terminate_call(acl_handle); 230 break; 231 case 'G': 232 log_info("USER:\'%c\'", cmd); 233 printf("Reject incoming call.\n"); 234 hfp_hf_reject_incoming_call(acl_handle); 235 break; 236 case 'g': 237 log_info("USER:\'%c\'", cmd); 238 printf("Query operator.\n"); 239 hfp_hf_query_operator_selection(acl_handle); 240 break; 241 case 't': 242 log_info("USER:\'%c\'", cmd); 243 printf("Terminate HCI connection.\n"); 244 gap_disconnect(acl_handle); 245 break; 246 case 'i': 247 log_info("USER:\'%c\'", cmd); 248 printf("Dial 1234567\n"); 249 hfp_hf_dial_number(acl_handle, "1234567"); 250 break; 251 case 'I': 252 log_info("USER:\'%c\'", cmd); 253 printf("Dial 7654321\n"); 254 hfp_hf_dial_number(acl_handle, "7654321"); 255 break; 256 case 'j': 257 log_info("USER:\'%c\'", cmd); 258 printf("Dial #1\n"); 259 hfp_hf_dial_memory(acl_handle,1); 260 break; 261 case 'J': 262 log_info("USER:\'%c\'", cmd); 263 printf("Dial #99\n"); 264 hfp_hf_dial_memory(acl_handle,99); 265 break; 266 case 'k': 267 log_info("USER:\'%c\'", cmd); 268 printf("Deactivate call waiting notification\n"); 269 hfp_hf_deactivate_call_waiting_notification(acl_handle); 270 break; 271 case 'K': 272 log_info("USER:\'%c\'", cmd); 273 printf("Activate call waiting notification\n"); 274 hfp_hf_activate_call_waiting_notification(acl_handle); 275 break; 276 case 'l': 277 log_info("USER:\'%c\'", cmd); 278 printf("Deactivate calling line notification\n"); 279 hfp_hf_deactivate_calling_line_notification(acl_handle); 280 break; 281 case 'L': 282 log_info("USER:\'%c\'", cmd); 283 printf("Activate calling line notification\n"); 284 hfp_hf_activate_calling_line_notification(acl_handle); 285 break; 286 case 'm': 287 log_info("USER:\'%c\'", cmd); 288 printf("Deactivate echo canceling and noise reduction\n"); 289 hfp_hf_deactivate_echo_canceling_and_noise_reduction(acl_handle); 290 break; 291 case 'M': 292 log_info("USER:\'%c\'", cmd); 293 printf("Activate echo canceling and noise reduction\n"); 294 hfp_hf_activate_echo_canceling_and_noise_reduction(acl_handle); 295 break; 296 case 'n': 297 log_info("USER:\'%c\'", cmd); 298 printf("Deactivate voice recognition\n"); 299 hfp_hf_deactivate_voice_recognition_notification(acl_handle); 300 break; 301 case 'N': 302 log_info("USER:\'%c\'", cmd); 303 printf("Activate voice recognition %s\n", bd_addr_to_str(device_addr)); 304 hfp_hf_activate_voice_recognition_notification(acl_handle); 305 break; 306 case 'o': 307 log_info("USER:\'%c\'", cmd); 308 printf("Set speaker gain to 0 (minimum)\n"); 309 hfp_hf_set_speaker_gain(acl_handle, 0); 310 break; 311 case 'O': 312 log_info("USER:\'%c\'", cmd); 313 printf("Set speaker gain to 9 (default)\n"); 314 hfp_hf_set_speaker_gain(acl_handle, 9); 315 break; 316 case 'p': 317 log_info("USER:\'%c\'", cmd); 318 printf("Set speaker gain to 12 (higher)\n"); 319 hfp_hf_set_speaker_gain(acl_handle, 12); 320 break; 321 case 'P': 322 log_info("USER:\'%c\'", cmd); 323 printf("Set speaker gain to 15 (maximum)\n"); 324 hfp_hf_set_speaker_gain(acl_handle, 15); 325 break; 326 case 'q': 327 log_info("USER:\'%c\'", cmd); 328 printf("Set microphone gain to 0\n"); 329 hfp_hf_set_microphone_gain(acl_handle, 0); 330 break; 331 case 'Q': 332 log_info("USER:\'%c\'", cmd); 333 printf("Set microphone gain to 9\n"); 334 hfp_hf_set_microphone_gain(acl_handle, 9); 335 break; 336 case 's': 337 log_info("USER:\'%c\'", cmd); 338 printf("Set microphone gain to 12\n"); 339 hfp_hf_set_microphone_gain(acl_handle, 12); 340 break; 341 case 'S': 342 log_info("USER:\'%c\'", cmd); 343 printf("Set microphone gain to 15\n"); 344 hfp_hf_set_microphone_gain(acl_handle, 15); 345 break; 346 case 'u': 347 log_info("USER:\'%c\'", cmd); 348 printf("Send 'user busy' (Three-Way Call 0)\n"); 349 hfp_hf_user_busy(acl_handle); 350 break; 351 case 'U': 352 log_info("USER:\'%c\'", cmd); 353 printf("End active call and accept waiting/held call (Three-Way Call 1)\n"); 354 hfp_hf_end_active_and_accept_other(acl_handle); 355 break; 356 case 'v': 357 log_info("USER:\'%c\'", cmd); 358 printf("Swap active call and hold/waiting call (Three-Way Call 2)\n"); 359 hfp_hf_swap_calls(acl_handle); 360 break; 361 case 'V': 362 log_info("USER:\'%c\'", cmd); 363 printf("Join hold call (Three-Way Call 3)\n"); 364 hfp_hf_join_held_call(acl_handle); 365 break; 366 case 'w': 367 log_info("USER:\'%c\'", cmd); 368 printf("Connect calls (Three-Way Call 4)\n"); 369 hfp_hf_connect_calls(acl_handle); 370 break; 371 case 'W': 372 log_info("USER:\'%c\'", cmd); 373 printf("Redial\n"); 374 hfp_hf_redial_last_number(acl_handle); 375 break; 376 case 'x': 377 log_info("USER:\'%c\'", cmd); 378 printf("Request phone number for voice tag\n"); 379 hfp_hf_request_phone_number_for_voice_tag(acl_handle); 380 break; 381 case 'X': 382 log_info("USER:\'%c\'", cmd); 383 printf("Query current call status\n"); 384 hfp_hf_query_current_call_status(acl_handle); 385 break; 386 case 'y': 387 log_info("USER:\'%c\'", cmd); 388 printf("Release call with index 2\n"); 389 hfp_hf_release_call_with_index(acl_handle, 2); 390 break; 391 case 'Y': 392 log_info("USER:\'%c\'", cmd); 393 printf("Private consulation with call 2\n"); 394 hfp_hf_private_consultation_with_call(acl_handle, 2); 395 break; 396 case '[': 397 log_info("USER:\'%c\'", cmd); 398 printf("Query Response and Hold status (RHH ?)\n"); 399 hfp_hf_rrh_query_status(acl_handle); 400 break; 401 case ']': 402 log_info("USER:\'%c\'", cmd); 403 printf("Place call in a response and held state (RHH 0)\n"); 404 hfp_hf_rrh_hold_call(acl_handle); 405 break; 406 case '{': 407 log_info("USER:\'%c\'", cmd); 408 printf("Accept held call (RHH 1)\n"); 409 hfp_hf_rrh_accept_held_call(acl_handle); 410 break; 411 case '}': 412 log_info("USER:\'%c\'", cmd); 413 printf("Reject held call (RHH 2)\n"); 414 hfp_hf_rrh_reject_held_call(acl_handle); 415 break; 416 case '?': 417 log_info("USER:\'%c\'", cmd); 418 printf("Query Subscriber Number\n"); 419 hfp_hf_query_subscriber_number(acl_handle); 420 break; 421 case '!': 422 log_info("USER:\'%c\'", cmd); 423 printf("Update HF indicator with assigned number 1 (HFI)\n"); 424 hfp_hf_set_hf_indicator(acl_handle, 1, 1); 425 break; 426 427 default: 428 show_usage(); 429 break; 430 } 431 } 432 #endif 433 434 static void packet_handler(uint8_t packet_type, uint16_t channel, uint8_t * event, uint16_t event_size){ 435 436 switch (packet_type){ 437 438 case HCI_SCO_DATA_PACKET: 439 sco_demo_receive(event, event_size); 440 break; 441 442 case HCI_EVENT_PACKET: 443 switch (event[0]){ 444 case HCI_EVENT_SCO_CAN_SEND_NOW: 445 sco_demo_send(sco_handle); 446 break; 447 448 case HCI_EVENT_COMMAND_COMPLETE: 449 if (HCI_EVENT_IS_COMMAND_COMPLETE(event, hci_read_local_supported_features)){ 450 dump_supported_codecs(); 451 } 452 break; 453 454 case HCI_EVENT_HFP_META: 455 switch (event[2]) { 456 case HFP_SUBEVENT_SERVICE_LEVEL_CONNECTION_ESTABLISHED: 457 acl_handle = hfp_subevent_service_level_connection_established_get_con_handle(event); 458 hfp_subevent_service_level_connection_established_get_bd_addr(event, device_addr); 459 printf("Service level connection established %s.\n\n", bd_addr_to_str(device_addr)); 460 break; 461 case HFP_SUBEVENT_SERVICE_LEVEL_CONNECTION_RELEASED: 462 printf("Service level connection released.\n\n"); 463 break; 464 case HFP_SUBEVENT_AUDIO_CONNECTION_ESTABLISHED: 465 if (hfp_subevent_audio_connection_established_get_status(event)){ 466 sco_handle = 0; 467 printf("Audio connection establishment failed with status %u\n", hfp_subevent_audio_connection_established_get_status(event)); 468 } else { 469 sco_handle = hfp_subevent_audio_connection_established_get_handle(event); 470 printf("Audio connection established with SCO handle 0x%04x.\n", sco_handle); 471 negotiated_codec = hfp_subevent_audio_connection_established_get_negotiated_codec(event); 472 switch (negotiated_codec){ 473 case 0x01: 474 printf("Using CVSD codec.\n"); 475 break; 476 case 0x02: 477 printf("Using mSBC codec.\n"); 478 break; 479 default: 480 printf("Using unknown codec 0x%02x.\n", negotiated_codec); 481 break; 482 } 483 sco_demo_set_codec(negotiated_codec); 484 hci_request_sco_can_send_now_event(); 485 } 486 break; 487 case HFP_SUBEVENT_AUDIO_CONNECTION_RELEASED: 488 sco_handle = 0; 489 printf("Audio connection released\n"); 490 sco_demo_close(); 491 break; 492 case HFP_SUBEVENT_COMPLETE: 493 switch (cmd){ 494 case 'd': 495 printf("HFP AG registration status update enabled.\n"); 496 break; 497 case 'e': 498 printf("HFP AG registration status update for individual indicators set.\n"); 499 default: 500 break; 501 } 502 break; 503 case HFP_SUBEVENT_AG_INDICATOR_STATUS_CHANGED: 504 printf("AG_INDICATOR_STATUS_CHANGED, AG indicator '%s' (index: %d) to: %d\n", (const char*) &event[5], event[3], event[4]); 505 break; 506 case HFP_SUBEVENT_NETWORK_OPERATOR_CHANGED: 507 printf("NETWORK_OPERATOR_CHANGED, operator mode: %d, format: %d, name: %s\n", event[3], event[4], (char *) &event[5]); 508 break; 509 case HFP_SUBEVENT_EXTENDED_AUDIO_GATEWAY_ERROR: 510 printf("EXTENDED_AUDIO_GATEWAY_ERROR_REPORT, status : %d\n", event[3]); 511 break; 512 case HFP_SUBEVENT_RING: 513 printf("** Ring **\n"); 514 break; 515 case HFP_SUBEVENT_NUMBER_FOR_VOICE_TAG: 516 printf("Phone number for voice tag: %s\n", (const char *) &event[3]); 517 break; 518 case HFP_SUBEVENT_SPEAKER_VOLUME: 519 printf("Speaker volume: %u\n", event[3]); 520 break; 521 case HFP_SUBEVENT_MICROPHONE_VOLUME: 522 printf("Microphone volume: %u\n", event[3]); 523 break; 524 default: 525 printf("event not handled %u\n", event[2]); 526 break; 527 } 528 break; 529 530 default: 531 break; 532 } 533 break; 534 535 default: 536 break; 537 } 538 539 if (event[0] != HCI_EVENT_HFP_META) return; 540 } 541 542 /* @section Main Application Setup 543 * 544 * @text Listing MainConfiguration shows main application code. 545 * To run a HFP HF service you need to initialize the SDP, and to create and register HFP HF record with it. 546 * The packet_handler is used for sending commands to the HFP AG. It also receives the HFP AG's answers. 547 * The stdin_process callback allows for sending commands to the HFP AG. 548 * At the end the Bluetooth stack is started. 549 */ 550 551 /* LISTING_START(MainConfiguration): Setup HFP Hands-Free unit */ 552 int btstack_main(int argc, const char * argv[]); 553 int btstack_main(int argc, const char * argv[]){ 554 555 sco_demo_init(); 556 557 // register for HCI events 558 hci_event_callback_registration.callback = &packet_handler; 559 hci_add_event_handler(&hci_event_callback_registration); 560 hci_register_sco_packet_handler(&packet_handler); 561 562 gap_discoverable_control(1); 563 gap_set_class_of_device(0x200408); 564 565 // init L2CAP 566 l2cap_init(); 567 568 uint16_t hf_supported_features = 569 (1<<HFP_HFSF_ESCO_S4) | 570 (1<<HFP_HFSF_HF_INDICATORS) | 571 (1<<HFP_HFSF_CODEC_NEGOTIATION) | 572 (1<<HFP_HFSF_ENHANCED_CALL_STATUS) | 573 (1<<HFP_HFSF_REMOTE_VOLUME_CONTROL); 574 int wide_band_speech = 1; 575 576 rfcomm_init(); 577 hfp_hf_init(rfcomm_channel_nr); 578 hfp_hf_init_supported_features(hf_supported_features); 579 hfp_hf_init_hf_indicators(sizeof(indicators)/sizeof(uint16_t), indicators); 580 hfp_hf_init_codecs(sizeof(codecs), codecs); 581 582 hfp_hf_register_packet_handler(packet_handler); 583 hci_register_sco_packet_handler(&packet_handler); 584 585 sdp_init(); 586 memset(hfp_service_buffer, 0, sizeof(hfp_service_buffer)); 587 hfp_hf_create_sdp_record(hfp_service_buffer, 0x10001, rfcomm_channel_nr, hfp_hf_service_name, hf_supported_features, wide_band_speech); 588 printf("SDP service record size: %u\n", de_get_len(hfp_service_buffer)); 589 sdp_register_service(hfp_service_buffer); 590 591 592 #ifdef HAVE_POSIX_STDIN 593 btstack_stdin_setup(stdin_process); 594 #endif 595 // turn on! 596 hci_power_control(HCI_POWER_ON); 597 return 0; 598 } 599 /* LISTING_END */ 600 /* EXAMPLE_END */ 601