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){ 155 156 cmd = btstack_stdin_read(); 157 158 if (cmd >= '0' && cmd <= '9'){ 159 printf("DTMF Code: %c\n", cmd); 160 hfp_hf_send_dtmf_code(acl_handle, cmd); 161 return; 162 } 163 164 switch (cmd){ 165 case '#': 166 case '-': 167 case '+': 168 case '*': 169 log_info("USER:\'%c\'", cmd); 170 printf("DTMF Code: %c\n", cmd); 171 hfp_hf_send_dtmf_code(acl_handle, cmd); 172 break; 173 case 'a': 174 log_info("USER:\'%c\'", cmd); 175 printf("Establish Service level connection to device with Bluetooth address %s...\n", bd_addr_to_str(device_addr)); 176 hfp_hf_establish_service_level_connection(device_addr); 177 break; 178 case 'A': 179 log_info("USER:\'%c\'", cmd); 180 printf("Release Service level connection.\n"); 181 hfp_hf_release_service_level_connection(acl_handle); 182 break; 183 case 'b': 184 log_info("USER:\'%c\'", cmd); 185 printf("Establish Audio connection to device with Bluetooth address %s...\n", bd_addr_to_str(device_addr)); 186 hfp_hf_establish_audio_connection(acl_handle); 187 break; 188 case 'B': 189 log_info("USER:\'%c\'", cmd); 190 printf("Release Audio service level connection.\n"); 191 hfp_hf_release_audio_connection(acl_handle); 192 break; 193 case 'C': 194 log_info("USER:\'%c\'", cmd); 195 printf("Enable registration status update for all AG indicators.\n"); 196 hfp_hf_enable_status_update_for_all_ag_indicators(acl_handle); 197 case 'c': 198 log_info("USER:\'%c\'", cmd); 199 printf("Disable registration status update for all AG indicators.\n"); 200 hfp_hf_disable_status_update_for_all_ag_indicators(acl_handle); 201 break; 202 case 'D': 203 log_info("USER:\'%c\'", cmd); 204 printf("Set HFP AG registration status update for individual indicators (0111111).\n"); 205 hfp_hf_set_status_update_for_individual_ag_indicators(acl_handle, 63); 206 break; 207 case 'd': 208 log_info("USER:\'%c\'", cmd); 209 printf("Query network operator.\n"); 210 hfp_hf_query_operator_selection(acl_handle); 211 break; 212 case 'E': 213 log_info("USER:\'%c\'", cmd); 214 printf("Enable reporting of the extended AG error result code.\n"); 215 hfp_hf_enable_report_extended_audio_gateway_error_result_code(acl_handle); 216 break; 217 case 'e': 218 log_info("USER:\'%c\'", cmd); 219 printf("Disable reporting of the extended AG error result code.\n"); 220 hfp_hf_disable_report_extended_audio_gateway_error_result_code(acl_handle); 221 break; 222 case 'f': 223 log_info("USER:\'%c\'", cmd); 224 printf("Answer incoming call.\n"); 225 hfp_hf_answer_incoming_call(acl_handle); 226 break; 227 case 'F': 228 log_info("USER:\'%c\'", cmd); 229 printf("Hangup call.\n"); 230 hfp_hf_terminate_call(acl_handle); 231 break; 232 case 'G': 233 log_info("USER:\'%c\'", cmd); 234 printf("Reject incoming call.\n"); 235 hfp_hf_reject_incoming_call(acl_handle); 236 break; 237 case 'g': 238 log_info("USER:\'%c\'", cmd); 239 printf("Query operator.\n"); 240 hfp_hf_query_operator_selection(acl_handle); 241 break; 242 case 't': 243 log_info("USER:\'%c\'", cmd); 244 printf("Terminate HCI connection.\n"); 245 gap_disconnect(acl_handle); 246 break; 247 case 'i': 248 log_info("USER:\'%c\'", cmd); 249 printf("Dial 1234567\n"); 250 hfp_hf_dial_number(acl_handle, "1234567"); 251 break; 252 case 'I': 253 log_info("USER:\'%c\'", cmd); 254 printf("Dial 7654321\n"); 255 hfp_hf_dial_number(acl_handle, "7654321"); 256 break; 257 case 'j': 258 log_info("USER:\'%c\'", cmd); 259 printf("Dial #1\n"); 260 hfp_hf_dial_memory(acl_handle,1); 261 break; 262 case 'J': 263 log_info("USER:\'%c\'", cmd); 264 printf("Dial #99\n"); 265 hfp_hf_dial_memory(acl_handle,99); 266 break; 267 case 'k': 268 log_info("USER:\'%c\'", cmd); 269 printf("Deactivate call waiting notification\n"); 270 hfp_hf_deactivate_call_waiting_notification(acl_handle); 271 break; 272 case 'K': 273 log_info("USER:\'%c\'", cmd); 274 printf("Activate call waiting notification\n"); 275 hfp_hf_activate_call_waiting_notification(acl_handle); 276 break; 277 case 'l': 278 log_info("USER:\'%c\'", cmd); 279 printf("Deactivate calling line notification\n"); 280 hfp_hf_deactivate_calling_line_notification(acl_handle); 281 break; 282 case 'L': 283 log_info("USER:\'%c\'", cmd); 284 printf("Activate calling line notification\n"); 285 hfp_hf_activate_calling_line_notification(acl_handle); 286 break; 287 case 'm': 288 log_info("USER:\'%c\'", cmd); 289 printf("Deactivate echo canceling and noise reduction\n"); 290 hfp_hf_deactivate_echo_canceling_and_noise_reduction(acl_handle); 291 break; 292 case 'M': 293 log_info("USER:\'%c\'", cmd); 294 printf("Activate echo canceling and noise reduction\n"); 295 hfp_hf_activate_echo_canceling_and_noise_reduction(acl_handle); 296 break; 297 case 'n': 298 log_info("USER:\'%c\'", cmd); 299 printf("Deactivate voice recognition\n"); 300 hfp_hf_deactivate_voice_recognition_notification(acl_handle); 301 break; 302 case 'N': 303 log_info("USER:\'%c\'", cmd); 304 printf("Activate voice recognition %s\n", bd_addr_to_str(device_addr)); 305 hfp_hf_activate_voice_recognition_notification(acl_handle); 306 break; 307 case 'o': 308 log_info("USER:\'%c\'", cmd); 309 printf("Set speaker gain to 0 (minimum)\n"); 310 hfp_hf_set_speaker_gain(acl_handle, 0); 311 break; 312 case 'O': 313 log_info("USER:\'%c\'", cmd); 314 printf("Set speaker gain to 9 (default)\n"); 315 hfp_hf_set_speaker_gain(acl_handle, 9); 316 break; 317 case 'p': 318 log_info("USER:\'%c\'", cmd); 319 printf("Set speaker gain to 12 (higher)\n"); 320 hfp_hf_set_speaker_gain(acl_handle, 12); 321 break; 322 case 'P': 323 log_info("USER:\'%c\'", cmd); 324 printf("Set speaker gain to 15 (maximum)\n"); 325 hfp_hf_set_speaker_gain(acl_handle, 15); 326 break; 327 case 'q': 328 log_info("USER:\'%c\'", cmd); 329 printf("Set microphone gain to 0\n"); 330 hfp_hf_set_microphone_gain(acl_handle, 0); 331 break; 332 case 'Q': 333 log_info("USER:\'%c\'", cmd); 334 printf("Set microphone gain to 9\n"); 335 hfp_hf_set_microphone_gain(acl_handle, 9); 336 break; 337 case 's': 338 log_info("USER:\'%c\'", cmd); 339 printf("Set microphone gain to 12\n"); 340 hfp_hf_set_microphone_gain(acl_handle, 12); 341 break; 342 case 'S': 343 log_info("USER:\'%c\'", cmd); 344 printf("Set microphone gain to 15\n"); 345 hfp_hf_set_microphone_gain(acl_handle, 15); 346 break; 347 case 'u': 348 log_info("USER:\'%c\'", cmd); 349 printf("Send 'user busy' (Three-Way Call 0)\n"); 350 hfp_hf_user_busy(acl_handle); 351 break; 352 case 'U': 353 log_info("USER:\'%c\'", cmd); 354 printf("End active call and accept waiting/held call (Three-Way Call 1)\n"); 355 hfp_hf_end_active_and_accept_other(acl_handle); 356 break; 357 case 'v': 358 log_info("USER:\'%c\'", cmd); 359 printf("Swap active call and hold/waiting call (Three-Way Call 2)\n"); 360 hfp_hf_swap_calls(acl_handle); 361 break; 362 case 'V': 363 log_info("USER:\'%c\'", cmd); 364 printf("Join hold call (Three-Way Call 3)\n"); 365 hfp_hf_join_held_call(acl_handle); 366 break; 367 case 'w': 368 log_info("USER:\'%c\'", cmd); 369 printf("Connect calls (Three-Way Call 4)\n"); 370 hfp_hf_connect_calls(acl_handle); 371 break; 372 case 'W': 373 log_info("USER:\'%c\'", cmd); 374 printf("Redial\n"); 375 hfp_hf_redial_last_number(acl_handle); 376 break; 377 case 'x': 378 log_info("USER:\'%c\'", cmd); 379 printf("Request phone number for voice tag\n"); 380 hfp_hf_request_phone_number_for_voice_tag(acl_handle); 381 break; 382 case 'X': 383 log_info("USER:\'%c\'", cmd); 384 printf("Query current call status\n"); 385 hfp_hf_query_current_call_status(acl_handle); 386 break; 387 case 'y': 388 log_info("USER:\'%c\'", cmd); 389 printf("Release call with index 2\n"); 390 hfp_hf_release_call_with_index(acl_handle, 2); 391 break; 392 case 'Y': 393 log_info("USER:\'%c\'", cmd); 394 printf("Private consulation with call 2\n"); 395 hfp_hf_private_consultation_with_call(acl_handle, 2); 396 break; 397 case '[': 398 log_info("USER:\'%c\'", cmd); 399 printf("Query Response and Hold status (RHH ?)\n"); 400 hfp_hf_rrh_query_status(acl_handle); 401 break; 402 case ']': 403 log_info("USER:\'%c\'", cmd); 404 printf("Place call in a response and held state (RHH 0)\n"); 405 hfp_hf_rrh_hold_call(acl_handle); 406 break; 407 case '{': 408 log_info("USER:\'%c\'", cmd); 409 printf("Accept held call (RHH 1)\n"); 410 hfp_hf_rrh_accept_held_call(acl_handle); 411 break; 412 case '}': 413 log_info("USER:\'%c\'", cmd); 414 printf("Reject held call (RHH 2)\n"); 415 hfp_hf_rrh_reject_held_call(acl_handle); 416 break; 417 case '?': 418 log_info("USER:\'%c\'", cmd); 419 printf("Query Subscriber Number\n"); 420 hfp_hf_query_subscriber_number(acl_handle); 421 break; 422 case '!': 423 log_info("USER:\'%c\'", cmd); 424 printf("Update HF indicator with assigned number 1 (HFI)\n"); 425 hfp_hf_set_hf_indicator(acl_handle, 1, 1); 426 break; 427 428 default: 429 show_usage(); 430 break; 431 } 432 } 433 #endif 434 435 static void packet_handler(uint8_t packet_type, uint16_t channel, uint8_t * event, uint16_t event_size){ 436 437 switch (packet_type){ 438 439 case HCI_SCO_DATA_PACKET: 440 sco_demo_receive(event, event_size); 441 break; 442 443 case HCI_EVENT_PACKET: 444 switch (event[0]){ 445 case HCI_EVENT_SCO_CAN_SEND_NOW: 446 sco_demo_send(sco_handle); 447 break; 448 449 case HCI_EVENT_COMMAND_COMPLETE: 450 if (HCI_EVENT_IS_COMMAND_COMPLETE(event, hci_read_local_supported_features)){ 451 dump_supported_codecs(); 452 } 453 break; 454 455 case HCI_EVENT_HFP_META: 456 switch (event[2]) { 457 case HFP_SUBEVENT_SERVICE_LEVEL_CONNECTION_ESTABLISHED: 458 acl_handle = hfp_subevent_service_level_connection_established_get_con_handle(event); 459 hfp_subevent_service_level_connection_established_get_bd_addr(event, device_addr); 460 printf("Service level connection established %s.\n\n", bd_addr_to_str(device_addr)); 461 break; 462 case HFP_SUBEVENT_SERVICE_LEVEL_CONNECTION_RELEASED: 463 printf("Service level connection released.\n\n"); 464 break; 465 case HFP_SUBEVENT_AUDIO_CONNECTION_ESTABLISHED: 466 if (hfp_subevent_audio_connection_established_get_status(event)){ 467 sco_handle = 0; 468 printf("Audio connection establishment failed with status %u\n", hfp_subevent_audio_connection_established_get_status(event)); 469 } else { 470 sco_handle = hfp_subevent_audio_connection_established_get_handle(event); 471 printf("Audio connection established with SCO handle 0x%04x.\n", sco_handle); 472 negotiated_codec = hfp_subevent_audio_connection_established_get_negotiated_codec(event); 473 switch (negotiated_codec){ 474 case 0x01: 475 printf("Using CVSD codec.\n"); 476 break; 477 case 0x02: 478 printf("Using mSBC codec.\n"); 479 break; 480 default: 481 printf("Using unknown codec 0x%02x.\n", negotiated_codec); 482 break; 483 } 484 sco_demo_set_codec(negotiated_codec); 485 hci_request_sco_can_send_now_event(); 486 } 487 break; 488 case HFP_SUBEVENT_AUDIO_CONNECTION_RELEASED: 489 sco_handle = 0; 490 printf("Audio connection released\n"); 491 sco_demo_close(); 492 break; 493 case HFP_SUBEVENT_COMPLETE: 494 switch (cmd){ 495 case 'd': 496 printf("HFP AG registration status update enabled.\n"); 497 break; 498 case 'e': 499 printf("HFP AG registration status update for individual indicators set.\n"); 500 default: 501 break; 502 } 503 break; 504 case HFP_SUBEVENT_AG_INDICATOR_STATUS_CHANGED: 505 printf("AG_INDICATOR_STATUS_CHANGED, AG indicator '%s' (index: %d) to: %d\n", (const char*) &event[5], event[3], event[4]); 506 break; 507 case HFP_SUBEVENT_NETWORK_OPERATOR_CHANGED: 508 printf("NETWORK_OPERATOR_CHANGED, operator mode: %d, format: %d, name: %s\n", event[3], event[4], (char *) &event[5]); 509 break; 510 case HFP_SUBEVENT_EXTENDED_AUDIO_GATEWAY_ERROR: 511 printf("EXTENDED_AUDIO_GATEWAY_ERROR_REPORT, status : %d\n", event[3]); 512 break; 513 case HFP_SUBEVENT_RING: 514 printf("** Ring **\n"); 515 break; 516 case HFP_SUBEVENT_NUMBER_FOR_VOICE_TAG: 517 printf("Phone number for voice tag: %s\n", (const char *) &event[3]); 518 break; 519 case HFP_SUBEVENT_SPEAKER_VOLUME: 520 printf("Speaker volume: %u\n", event[3]); 521 break; 522 case HFP_SUBEVENT_MICROPHONE_VOLUME: 523 printf("Microphone volume: %u\n", event[3]); 524 break; 525 default: 526 printf("event not handled %u\n", event[2]); 527 break; 528 } 529 break; 530 531 default: 532 break; 533 } 534 break; 535 536 default: 537 break; 538 } 539 540 if (event[0] != HCI_EVENT_HFP_META) return; 541 } 542 543 /* @section Main Application Setup 544 * 545 * @text Listing MainConfiguration shows main application code. 546 * To run a HFP HF service you need to initialize the SDP, and to create and register HFP HF record with it. 547 * The packet_handler is used for sending commands to the HFP AG. It also receives the HFP AG's answers. 548 * The stdin_process callback allows for sending commands to the HFP AG. 549 * At the end the Bluetooth stack is started. 550 */ 551 552 /* LISTING_START(MainConfiguration): Setup HFP Hands-Free unit */ 553 int btstack_main(int argc, const char * argv[]); 554 int btstack_main(int argc, const char * argv[]){ 555 556 sco_demo_init(); 557 558 // register for HCI events 559 hci_event_callback_registration.callback = &packet_handler; 560 hci_add_event_handler(&hci_event_callback_registration); 561 hci_register_sco_packet_handler(&packet_handler); 562 563 gap_discoverable_control(1); 564 gap_set_class_of_device(0x200408); 565 566 // init L2CAP 567 l2cap_init(); 568 569 uint16_t hf_supported_features = 570 (1<<HFP_HFSF_ESCO_S4) | 571 (1<<HFP_HFSF_HF_INDICATORS) | 572 (1<<HFP_HFSF_CODEC_NEGOTIATION) | 573 (1<<HFP_HFSF_ENHANCED_CALL_STATUS) | 574 (1<<HFP_HFSF_REMOTE_VOLUME_CONTROL); 575 int wide_band_speech = 1; 576 577 rfcomm_init(); 578 hfp_hf_init(rfcomm_channel_nr); 579 hfp_hf_init_supported_features(hf_supported_features); 580 hfp_hf_init_hf_indicators(sizeof(indicators)/sizeof(uint16_t), indicators); 581 hfp_hf_init_codecs(sizeof(codecs), codecs); 582 583 hfp_hf_register_packet_handler(packet_handler); 584 hci_register_sco_packet_handler(&packet_handler); 585 586 sdp_init(); 587 memset(hfp_service_buffer, 0, sizeof(hfp_service_buffer)); 588 hfp_hf_create_sdp_record(hfp_service_buffer, 0x10001, rfcomm_channel_nr, hfp_hf_service_name, hf_supported_features, wide_band_speech); 589 printf("SDP service record size: %u\n", de_get_len(hfp_service_buffer)); 590 sdp_register_service(hfp_service_buffer); 591 592 593 #ifdef HAVE_POSIX_STDIN 594 btstack_stdin_setup(stdin_process); 595 #endif 596 // turn on! 597 hci_power_control(HCI_POWER_ON); 598 return 0; 599 } 600 /* LISTING_END */ 601 /* EXAMPLE_END */ 602