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 * hfp_ag_demo.c 40 */ 41 42 // ***************************************************************************** 43 /* EXAMPLE_START(hfp_ag_demo): HFP Audio Gateway (AG) Demo 44 * 45 * @text This HFP Audio Gateway example demonstrates how to receive 46 * an output from a remote HFP Hands-Free (HF) unit, and, 47 * if HAVE_POSIX_STDIN is defined, how to control the HFP HF. 48 */ 49 // ***************************************************************************** 50 51 52 #include <stdint.h> 53 #include <stdio.h> 54 #include <stdlib.h> 55 #include <string.h> 56 #include <unistd.h> 57 58 #include "btstack.h" 59 #include "sco_demo_util.h" 60 #ifdef HAVE_POSIX_STDIN 61 #include "stdin_support.h" 62 #endif 63 64 uint8_t hfp_service_buffer[150]; 65 const uint8_t rfcomm_channel_nr = 1; 66 const char hfp_ag_service_name[] = "BTstack HFP AG Test"; 67 68 // PTS 69 // static bd_addr_t device_addr = {0x00,0x15,0x83,0x5F,0x9D,0x46}; 70 // BT-201 71 // static bd_addr_t device_addr = {0x00, 0x07, 0xB0, 0x83, 0x02, 0x5E}; 72 // CC256x 73 bd_addr_t device_addr = { 0xD0, 0x39, 0x72, 0xCD, 0x83, 0x45}; 74 75 static uint8_t codecs[1] = {HFP_CODEC_CVSD}; 76 static uint16_t handle = -1; 77 static hci_con_handle_t sco_handle; 78 static int memory_1_enabled = 1; 79 80 static int ag_indicators_nr = 7; 81 static hfp_ag_indicator_t ag_indicators[] = { 82 // index, name, min range, max range, status, mandatory, enabled, status changed 83 {1, "service", 0, 1, 1, 0, 0, 0}, 84 {2, "call", 0, 1, 0, 1, 1, 0}, 85 {3, "callsetup", 0, 3, 0, 1, 1, 0}, 86 {4, "battchg", 0, 5, 3, 0, 0, 0}, 87 {5, "signal", 0, 5, 5, 0, 1, 0}, 88 {6, "roam", 0, 1, 0, 0, 1, 0}, 89 {7, "callheld", 0, 2, 0, 1, 1, 0} 90 }; 91 92 static int call_hold_services_nr = 5; 93 static const char* call_hold_services[] = {"1", "1x", "2", "2x", "3"}; 94 95 static int hf_indicators_nr = 2; 96 static hfp_generic_status_indicator_t hf_indicators[] = { 97 {1, 1}, 98 {2, 1}, 99 }; 100 101 char cmd; 102 103 // GAP INQUIRY 104 105 #define MAX_DEVICES 10 106 enum DEVICE_STATE { REMOTE_NAME_REQUEST, REMOTE_NAME_INQUIRED, REMOTE_NAME_FETCHED }; 107 struct device { 108 bd_addr_t address; 109 uint16_t clockOffset; 110 uint32_t classOfDevice; 111 uint8_t pageScanRepetitionMode; 112 uint8_t rssi; 113 enum DEVICE_STATE state; 114 }; 115 116 #define INQUIRY_INTERVAL 5 117 struct device devices[MAX_DEVICES]; 118 int deviceCount = 0; 119 120 121 enum STATE {INIT, W4_INQUIRY_MODE_COMPLETE, ACTIVE} ; 122 enum STATE state = INIT; 123 124 125 static int getDeviceIndexForAddress( bd_addr_t addr){ 126 int j; 127 for (j=0; j< deviceCount; j++){ 128 if (bd_addr_cmp(addr, devices[j].address) == 0){ 129 return j; 130 } 131 } 132 return -1; 133 } 134 135 #ifdef HAVE_POSIX_STDIN 136 static void start_scan(void){ 137 printf("Starting inquiry scan..\n"); 138 hci_send_cmd(&hci_inquiry, HCI_INQUIRY_LAP, INQUIRY_INTERVAL, 0); 139 } 140 #endif 141 142 static int has_more_remote_name_requests(void){ 143 int i; 144 for (i=0;i<deviceCount;i++) { 145 if (devices[i].state == REMOTE_NAME_REQUEST) return 1; 146 } 147 return 0; 148 } 149 150 static void do_next_remote_name_request(void){ 151 int i; 152 for (i=0;i<deviceCount;i++) { 153 // remote name request 154 if (devices[i].state == REMOTE_NAME_REQUEST){ 155 devices[i].state = REMOTE_NAME_INQUIRED; 156 printf("Get remote name of %s...\n", bd_addr_to_str(devices[i].address)); 157 hci_send_cmd(&hci_remote_name_request, devices[i].address, 158 devices[i].pageScanRepetitionMode, 0, devices[i].clockOffset | 0x8000); 159 return; 160 } 161 } 162 } 163 164 static void continue_remote_names(void){ 165 // don't get remote names for testing 166 if (has_more_remote_name_requests()){ 167 do_next_remote_name_request(); 168 return; 169 } 170 // try to find PTS 171 int i; 172 for (i=0;i<deviceCount;i++){ 173 if (memcmp(devices[i].address, device_addr, 6) == 0){ 174 printf("Inquiry scan over, successfully found PTS at index %u\nReady to connect to it.\n", i); 175 return; 176 } 177 } 178 printf("Inquiry scan over but PTS not found :(\n"); 179 } 180 181 static void inquiry_packet_handler (uint8_t packet_type, uint8_t *packet, uint16_t size){ 182 bd_addr_t addr; 183 int i; 184 int numResponses; 185 int index; 186 187 // printf("packet_handler: pt: 0x%02x, packet[0]: 0x%02x\n", packet_type, packet[0]); 188 if (packet_type != HCI_EVENT_PACKET) return; 189 190 uint8_t event = packet[0]; 191 192 switch(event){ 193 case HCI_EVENT_INQUIRY_RESULT: 194 case HCI_EVENT_INQUIRY_RESULT_WITH_RSSI:{ 195 numResponses = hci_event_inquiry_result_get_num_responses(packet); 196 int offset = 3; 197 for (i=0; i<numResponses && deviceCount < MAX_DEVICES;i++){ 198 reverse_bd_addr(&packet[offset], addr); 199 offset += 6; 200 index = getDeviceIndexForAddress(addr); 201 if (index >= 0) continue; // already in our list 202 memcpy(devices[deviceCount].address, addr, 6); 203 204 devices[deviceCount].pageScanRepetitionMode = packet[offset]; 205 offset += 1; 206 207 if (event == HCI_EVENT_INQUIRY_RESULT){ 208 offset += 2; // Reserved + Reserved 209 devices[deviceCount].classOfDevice = little_endian_read_24(packet, offset); 210 offset += 3; 211 devices[deviceCount].clockOffset = little_endian_read_16(packet, offset) & 0x7fff; 212 offset += 2; 213 devices[deviceCount].rssi = 0; 214 } else { 215 offset += 1; // Reserved 216 devices[deviceCount].classOfDevice = little_endian_read_24(packet, offset); 217 offset += 3; 218 devices[deviceCount].clockOffset = little_endian_read_16(packet, offset) & 0x7fff; 219 offset += 2; 220 devices[deviceCount].rssi = packet[offset]; 221 offset += 1; 222 } 223 devices[deviceCount].state = REMOTE_NAME_REQUEST; 224 printf("Device #%u found: %s with COD: 0x%06x, pageScan %d, clock offset 0x%04x, rssi 0x%02x\n", 225 deviceCount, bd_addr_to_str(addr), 226 devices[deviceCount].classOfDevice, devices[deviceCount].pageScanRepetitionMode, 227 devices[deviceCount].clockOffset, devices[deviceCount].rssi); 228 deviceCount++; 229 } 230 231 break; 232 } 233 case HCI_EVENT_INQUIRY_COMPLETE: 234 for (i=0;i<deviceCount;i++) { 235 // retry remote name request 236 if (devices[i].state == REMOTE_NAME_INQUIRED) 237 devices[i].state = REMOTE_NAME_REQUEST; 238 } 239 continue_remote_names(); 240 break; 241 242 case HCI_EVENT_REMOTE_NAME_REQUEST_COMPLETE: 243 reverse_bd_addr(&packet[3], addr); 244 index = getDeviceIndexForAddress(addr); 245 if (index >= 0) { 246 if (packet[2] == 0) { 247 printf("Name: '%s'\n", &packet[9]); 248 devices[index].state = REMOTE_NAME_FETCHED; 249 } else { 250 printf("Failed to get name: page timeout\n"); 251 } 252 } 253 continue_remote_names(); 254 break; 255 256 default: 257 break; 258 } 259 } 260 // GAP INQUIRY END 261 #ifdef HAVE_POSIX_STDIN 262 263 // prototypes 264 static void show_usage(void); 265 266 // Testig User Interface 267 static void show_usage(void){ 268 bd_addr_t iut_address; 269 gap_local_bd_addr(iut_address); 270 271 printf("\n--- Bluetooth HFP Audiogateway (AG) unit Test Console %s ---\n", bd_addr_to_str(iut_address)); 272 printf("---\n"); 273 274 printf("a - establish HFP connection to PTS module %s\n", bd_addr_to_str(device_addr)); 275 // printf("A - release HFP connection to PTS module\n"); 276 277 printf("b - establish AUDIO connection\n"); 278 printf("B - release AUDIO connection\n"); 279 280 printf("c - simulate incoming call from 1234567\n"); 281 printf("C - simulate call from 1234567 dropped\n"); 282 283 printf("d - report AG failure\n"); 284 285 printf("e - answer call on AG\n"); 286 printf("E - reject call on AG\n"); 287 288 printf("r - disable in-band ring tone\n"); 289 printf("R - enable in-band ring tone\n"); 290 291 printf("f - Disable cellular network\n"); 292 printf("F - Enable cellular network\n"); 293 294 printf("g - Set signal strength to 0\n"); 295 printf("G - Set signal strength to 5\n"); 296 297 printf("h - Disable roaming\n"); 298 printf("H - Enable roaming\n"); 299 300 printf("i - Set battery level to 3\n"); 301 printf("I - Set battery level to 5\n"); 302 303 printf("j - Answering call on remote side\n"); 304 305 printf("k - Clear memory #1\n"); 306 printf("K - Set memory #1\n"); 307 308 printf("l - Clear last number\n"); 309 printf("L - Set last number\n"); 310 311 printf("m - simulate incoming call from 7654321\n"); 312 // printf("M - simulate call from 7654321 dropped\n"); 313 314 printf("n - Disable Voice Regocnition\n"); 315 printf("N - Enable Voice Recognition\n"); 316 317 printf("o - Set speaker volume to 0 (minimum)\n"); 318 printf("O - Set speaker volume to 9 (default)\n"); 319 printf("p - Set speaker volume to 12 (higher)\n"); 320 printf("P - Set speaker volume to 15 (maximum)\n"); 321 322 printf("q - Set microphone gain to 0 (minimum)\n"); 323 printf("Q - Set microphone gain to 9 (default)\n"); 324 printf("s - Set microphone gain to 12 (higher)\n"); 325 printf("S - Set microphone gain to 15 (maximum)\n"); 326 327 printf("t - terminate connection\n"); 328 printf("u - join held call\n"); 329 printf("v - discover nearby HF units\n"); 330 printf("w - put incoming call on hold (Response and Hold)\n"); 331 printf("x - accept held incoming call (Response and Hold)\n"); 332 printf("X - reject held incoming call (Response and Hold)\n"); 333 334 printf("---\n"); 335 printf("Ctrl-c - exit\n"); 336 printf("---\n"); 337 } 338 339 static void stdin_process(btstack_data_source_t *ds, btstack_data_source_callback_type_t callback_type){ 340 read(ds->fd, &cmd, 1); 341 switch (cmd){ 342 case 'a': 343 log_info("USER:\'%c\'", cmd); 344 printf("Establish HFP service level connection to PTS module %s...\n", bd_addr_to_str(device_addr)); 345 hfp_ag_establish_service_level_connection(device_addr); 346 break; 347 case 'A': 348 log_info("USER:\'%c\'", cmd); 349 printf("Release HFP service level connection.\n"); 350 hfp_ag_release_service_level_connection(device_addr); 351 break; 352 case 'Z': 353 log_info("USER:\'%c\'", cmd); 354 printf("Release HFP service level connection to %s...\n", bd_addr_to_str(device_addr)); 355 hfp_ag_release_service_level_connection(device_addr); 356 break; 357 case 'b': 358 log_info("USER:\'%c\'", cmd); 359 printf("Establish Audio connection %s...\n", bd_addr_to_str(device_addr)); 360 hfp_ag_establish_audio_connection(device_addr); 361 break; 362 case 'B': 363 log_info("USER:\'%c\'", cmd); 364 printf("Release Audio connection.\n"); 365 hfp_ag_release_audio_connection(device_addr); 366 break; 367 case 'c': 368 log_info("USER:\'%c\'", cmd); 369 printf("Simulate incoming call from 1234567\n"); 370 hfp_ag_set_clip(129, "1234567"); 371 hfp_ag_incoming_call(); 372 break; 373 case 'm': 374 log_info("USER:\'%c\'", cmd); 375 printf("Simulate incoming call from 7654321\n"); 376 hfp_ag_set_clip(129, "7654321"); 377 hfp_ag_incoming_call(); 378 break; 379 case 'C': 380 log_info("USER:\'%c\'", cmd); 381 printf("Simulate terminate call\n"); 382 hfp_ag_call_dropped(); 383 break; 384 case 'd': 385 log_info("USER:\'%c\'", cmd); 386 printf("Report AG failure\n"); 387 hfp_ag_report_extended_audio_gateway_error_result_code(device_addr, HFP_CME_ERROR_AG_FAILURE); 388 break; 389 case 'e': 390 log_info("USER:\'%c\'", cmd); 391 printf("Answer call on AG\n"); 392 hfp_ag_answer_incoming_call(); 393 break; 394 case 'E': 395 log_info("USER:\'%c\'", cmd); 396 printf("Reject call on AG\n"); 397 hfp_ag_terminate_call(); 398 break; 399 case 'f': 400 log_info("USER:\'%c\'", cmd); 401 printf("Disable cellular network\n"); 402 hfp_ag_set_registration_status(0); 403 break; 404 case 'F': 405 log_info("USER:\'%c\'", cmd); 406 printf("Enable cellular network\n"); 407 hfp_ag_set_registration_status(1); 408 break; 409 case 'g': 410 log_info("USER:\'%c\'", cmd); 411 printf("Set signal strength to 0\n"); 412 hfp_ag_set_signal_strength(0); 413 break; 414 case 'G': 415 log_info("USER:\'%c\'", cmd); 416 printf("Set signal strength to 5\n"); 417 hfp_ag_set_signal_strength(5); 418 break; 419 case 'h': 420 log_info("USER:\'%c\'", cmd); 421 printf("Disable roaming\n"); 422 hfp_ag_set_roaming_status(0); 423 break; 424 case 'H': 425 log_info("USER:\'%c\'", cmd); 426 printf("Enable roaming\n"); 427 hfp_ag_set_roaming_status(1); 428 break; 429 case 'i': 430 log_info("USER:\'%c\'", cmd); 431 printf("Set battery level to 3\n"); 432 hfp_ag_set_battery_level(3); 433 break; 434 case 'I': 435 log_info("USER:\'%c\'", cmd); 436 printf("Set battery level to 5\n"); 437 hfp_ag_set_battery_level(5); 438 break; 439 case 'j': 440 log_info("USER:\'%c\'", cmd); 441 printf("Answering call on remote side\n"); 442 hfp_ag_outgoing_call_established(); 443 break; 444 case 'r': 445 log_info("USER:\'%c\'", cmd); 446 printf("Disable in-band ring tone\n"); 447 hfp_ag_set_use_in_band_ring_tone(0); 448 break; 449 case 'k': 450 log_info("USER:\'%c\'", cmd); 451 printf("Memory 1 cleared\n"); 452 memory_1_enabled = 0; 453 break; 454 case 'K': 455 log_info("USER:\'%c\'", cmd); 456 printf("Memory 1 set\n"); 457 memory_1_enabled = 1; 458 break; 459 case 'l': 460 log_info("USER:\'%c\'", cmd); 461 printf("Last dialed number cleared\n"); 462 hfp_ag_clear_last_dialed_number(); 463 break; 464 case 'L': 465 log_info("USER:\'%c\'", cmd); 466 printf("Outgoing call connected, ringing\n"); 467 hfp_ag_outgoing_call_ringing(); 468 break; 469 case 'n': 470 log_info("USER:\'%c\'", cmd); 471 printf("Disable Voice Recognition\n"); 472 hfp_ag_activate_voice_recognition(device_addr, 0); 473 break; 474 case 'N': 475 log_info("USER:\'%c\'", cmd); 476 printf("Enable Voice Recognition\n"); 477 hfp_ag_activate_voice_recognition(device_addr, 1); 478 break; 479 case 'o': 480 log_info("USER:\'%c\'", cmd); 481 printf("Set speaker gain to 0 (minimum)\n"); 482 hfp_ag_set_speaker_gain(device_addr, 0); 483 break; 484 case 'O': 485 log_info("USER:\'%c\'", cmd); 486 printf("Set speaker gain to 9 (default)\n"); 487 hfp_ag_set_speaker_gain(device_addr, 9); 488 break; 489 case 'p': 490 log_info("USER:\'%c\'", cmd); 491 printf("Set speaker gain to 12 (higher)\n"); 492 hfp_ag_set_speaker_gain(device_addr, 12); 493 break; 494 case 'P': 495 log_info("USER:\'%c\'", cmd); 496 printf("Set speaker gain to 15 (maximum)\n"); 497 hfp_ag_set_speaker_gain(device_addr, 15); 498 break; 499 case 'q': 500 log_info("USER:\'%c\'", cmd); 501 printf("Set microphone gain to 0\n"); 502 hfp_ag_set_microphone_gain(device_addr, 0); 503 break; 504 case 'Q': 505 log_info("USER:\'%c\'", cmd); 506 printf("Set microphone gain to 9\n"); 507 hfp_ag_set_microphone_gain(device_addr, 9); 508 break; 509 case 's': 510 log_info("USER:\'%c\'", cmd); 511 printf("Set microphone gain to 12\n"); 512 hfp_ag_set_microphone_gain(device_addr, 12); 513 break; 514 case 'S': 515 log_info("USER:\'%c\'", cmd); 516 printf("Set microphone gain to 15\n"); 517 hfp_ag_set_microphone_gain(device_addr, 15); 518 break; 519 case 'R': 520 log_info("USER:\'%c\'", cmd); 521 printf("Enable in-band ring tone\n"); 522 hfp_ag_set_use_in_band_ring_tone(1); 523 break; 524 case 't': 525 log_info("USER:\'%c\'", cmd); 526 printf("Terminate HCI connection. 0x%2x\n", handle); 527 gap_disconnect(handle); 528 break; 529 case 'u': 530 log_info("USER:\'%c\'", cmd); 531 printf("Join held call\n"); 532 hfp_ag_join_held_call(); 533 break; 534 case 'v': 535 start_scan(); 536 break; 537 case 'w': 538 log_info("USER:\'%c\'", cmd); 539 printf("AG: Put incoming call on hold (Response and Hold)\n"); 540 hfp_ag_hold_incoming_call(); 541 break; 542 case 'x': 543 log_info("USER:\'%c\'", cmd); 544 printf("AG: Accept held incoming call (Response and Hold)\n"); 545 hfp_ag_accept_held_incoming_call(); 546 break; 547 case 'X': 548 log_info("USER:\'%c\'", cmd); 549 printf("AG: Reject held incoming call (Response and Hold)\n"); 550 hfp_ag_reject_held_incoming_call(); 551 break; 552 default: 553 show_usage(); 554 break; 555 } 556 } 557 #endif 558 559 static void packet_handler(uint8_t packet_type, uint16_t channel, uint8_t * event, uint16_t event_size){ 560 switch (packet_type){ 561 case HCI_EVENT_PACKET: 562 switch (event[0]){ 563 case HCI_EVENT_INQUIRY_RESULT: 564 case HCI_EVENT_INQUIRY_RESULT_WITH_RSSI: 565 case HCI_EVENT_INQUIRY_COMPLETE: 566 case HCI_EVENT_REMOTE_NAME_REQUEST_COMPLETE: 567 inquiry_packet_handler(HCI_EVENT_PACKET, event, event_size); 568 break; 569 case HCI_EVENT_SCO_CAN_SEND_NOW: 570 sco_demo_send(sco_handle); 571 break; 572 default: 573 break; 574 } 575 576 if (event[0] != HCI_EVENT_HFP_META) return; 577 578 if (event[3] 579 && event[2] != HFP_SUBEVENT_PLACE_CALL_WITH_NUMBER 580 && event[2] != HFP_SUBEVENT_ATTACH_NUMBER_TO_VOICE_TAG 581 && event[2] != HFP_SUBEVENT_TRANSMIT_DTMF_CODES){ 582 printf("ERROR, status: %u\n", event[3]); 583 return; 584 } 585 586 switch (event[2]) { 587 case HFP_SUBEVENT_SERVICE_LEVEL_CONNECTION_ESTABLISHED: 588 handle = hfp_subevent_service_level_connection_established_get_con_handle(event); 589 printf("Service level connection established.\n"); 590 break; 591 case HFP_SUBEVENT_SERVICE_LEVEL_CONNECTION_RELEASED: 592 printf("Service level connection released.\n"); 593 sco_handle = 0; 594 break; 595 case HFP_SUBEVENT_AUDIO_CONNECTION_ESTABLISHED: 596 if (hfp_subevent_audio_connection_established_get_status(event)){ 597 printf("Audio connection establishment failed with status %u\n", hfp_subevent_audio_connection_established_get_status(event)); 598 sco_handle = 0; 599 } else { 600 sco_handle = hfp_subevent_audio_connection_established_get_handle(event); 601 printf("Audio connection established with SCO handle 0x%04x.\n", sco_handle); 602 hci_request_sco_can_send_now_event(); 603 } 604 break; 605 case HFP_SUBEVENT_AUDIO_CONNECTION_RELEASED: 606 printf("\n** Audio connection released **\n"); 607 sco_handle = 0; 608 break; 609 case HFP_SUBEVENT_START_RINGINIG: 610 printf("\n** Start Ringing **\n"); 611 break; 612 case HFP_SUBEVENT_STOP_RINGINIG: 613 printf("\n** Stop Ringing **\n"); 614 break; 615 case HFP_SUBEVENT_PLACE_CALL_WITH_NUMBER: 616 printf("\n** Outgoing call '%s' **\n", hfp_subevent_place_call_with_number_get_number(event)); 617 // validate number 618 if ( strcmp("1234567", hfp_subevent_place_call_with_number_get_number(event)) == 0 619 || strcmp("7654321", hfp_subevent_place_call_with_number_get_number(event)) == 0 620 || (memory_1_enabled && strcmp(">1", hfp_subevent_place_call_with_number_get_number(event)) == 0)){ 621 printf("Dialstring valid: accept call\n"); 622 hfp_ag_outgoing_call_accepted(); 623 } else { 624 printf("Dialstring invalid: reject call\n"); 625 hfp_ag_outgoing_call_rejected(); 626 } 627 break; 628 629 case HFP_SUBEVENT_ATTACH_NUMBER_TO_VOICE_TAG: 630 printf("\n** Attach number to voice tag. Sending '1234567\n"); 631 hfp_ag_send_phone_number_for_voice_tag(device_addr, "1234567"); 632 break; 633 case HFP_SUBEVENT_TRANSMIT_DTMF_CODES: 634 printf("\n** Send DTMF Codes: '%s'\n", hfp_subevent_transmit_dtmf_codes_get_dtmf(event)); 635 hfp_ag_send_dtmf_code_done(device_addr); 636 break; 637 case HFP_SUBEVENT_CALL_ANSWERED: 638 printf("Call answered by HF\n"); 639 break; 640 default: 641 printf("Event not handled %u\n", event[2]); 642 break; 643 } 644 case HCI_SCO_DATA_PACKET: 645 sco_demo_receive(event, event_size); 646 break; 647 default: 648 break; 649 } 650 } 651 652 static hfp_phone_number_t subscriber_number = { 653 129, "225577" 654 }; 655 656 /* @section Main Application Setup 657 * 658 * @text Listing MainConfiguration shows main application code. 659 * To run a HFP AG service you need to initialize the SDP, and to create and register HFP AG record with it. 660 * The packet_handler is used for sending commands to the HFP HF. It also receives the HFP HF's answers. 661 * The stdin_process callback allows for sending commands to the HFP HF. 662 * At the end the Bluetooth stack is started. 663 */ 664 665 /* LISTING_START(MainConfiguration): Setup HFP Audio Gateway */ 666 667 int btstack_main(int argc, const char * argv[]); 668 int btstack_main(int argc, const char * argv[]){ 669 670 sco_demo_init(); 671 672 gap_discoverable_control(1); 673 674 // L2CAP 675 l2cap_init(); 676 677 // HFP 678 rfcomm_init(); 679 hfp_ag_init(rfcomm_channel_nr); 680 hfp_ag_init_supported_features(0x3ef | (1<<HFP_AGSF_HF_INDICATORS) | (1<<HFP_AGSF_ESCO_S4)); 681 hfp_ag_init_codecs(sizeof(codecs), codecs); 682 hfp_ag_init_ag_indicators(ag_indicators_nr, ag_indicators); 683 hfp_ag_init_hf_indicators(hf_indicators_nr, hf_indicators); 684 hfp_ag_init_call_hold_services(call_hold_services_nr, call_hold_services); 685 hfp_ag_set_subcriber_number_information(&subscriber_number, 1); 686 hfp_ag_register_packet_handler(&packet_handler); 687 hci_register_sco_packet_handler(&packet_handler); 688 689 // SDP Server 690 sdp_init(); 691 memset(hfp_service_buffer, 0, sizeof(hfp_service_buffer)); 692 hfp_ag_create_sdp_record( hfp_service_buffer, 0x10001, rfcomm_channel_nr, hfp_ag_service_name, 0, 0); 693 printf("SDP service record size: %u\n", de_get_len( hfp_service_buffer)); 694 sdp_register_service(hfp_service_buffer); 695 696 #ifdef HAVE_POSIX_STDIN 697 btstack_stdin_setup(stdin_process); 698 #endif 699 // turn on! 700 hci_power_control(HCI_POWER_ON); 701 return 0; 702 } 703 /* LISTING_END */ 704 /* EXAMPLE_END */ 705