/* * Copyright (C) 2014 BlueKitchen GmbH * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the copyright holders nor the names of * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * 4. Any redistribution, use, or modification is done solely for * personal benefit and not for any commercial purpose or for * monetary gain. * * THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BLUEKITCHEN * GMBH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * Please inquire about commercial licensing options at * contact@bluekitchen-gmbh.com * */ #define BTSTACK_FILE__ "hfp_hf_demo.c" /* * hfp_hs_demo.c */ // ***************************************************************************** /* EXAMPLE_START(hfp_hs_demo): HFP HF - Hands-Free * * @text This HFP Hands-Free example demonstrates how to receive * an output from a remote HFP audio gateway (AG), and, * if HAVE_BTSTACK_STDIN is defined, how to control the HFP AG. */ // ***************************************************************************** #include "btstack_config.h" #include #include #include #include #include "btstack.h" #include "sco_demo_util.h" uint8_t hfp_service_buffer[150]; const uint8_t rfcomm_channel_nr = 1; const char hfp_hf_service_name[] = "HFP HF Demo"; #ifdef HAVE_BTSTACK_STDIN // static const char * device_addr_string = "6C:72:E7:10:22:EE"; static const char * device_addr_string = "00:02:72:DC:31:C1"; #endif static bd_addr_t device_addr; #ifdef HAVE_BTSTACK_STDIN // 80:BE:05:D5:28:48 // prototypes static void show_usage(void); #endif static hci_con_handle_t acl_handle = HCI_CON_HANDLE_INVALID; static hci_con_handle_t sco_handle = HCI_CON_HANDLE_INVALID; static uint8_t codecs[] = { HFP_CODEC_CVSD, #ifdef ENABLE_HFP_WIDE_BAND_SPEECH HFP_CODEC_MSBC, #endif #ifdef ENABLE_HFP_SUPER_WIDE_BAND_SPEECH HFP_CODEC_LC3_SWB, #endif }; static uint16_t indicators[1] = {0x01}; static uint8_t negotiated_codec = HFP_CODEC_CVSD; static btstack_packet_callback_registration_t hci_event_callback_registration; static char cmd; static void dump_supported_codecs(void){ printf("Supported codecs: CVSD"); if (hci_extended_sco_link_supported()) { #ifdef ENABLE_HFP_WIDE_BAND_SPEECH printf(", mSBC"); #endif #ifdef ENABLE_HFP_SUPER_WIDE_BAND_SPEECH printf(", LC3-SWB"); #endif printf("\n"); } else { printf("\nmSBC and/or LC3-SWB disabled as eSCO not supported by local controller.\n"); } } static void report_status(uint8_t status, const char * message){ if (status != ERROR_CODE_SUCCESS){ printf("%s command failed, status 0x%02x\n", message, status); } else { printf("%s command successful\n", message); } } #ifdef HAVE_BTSTACK_STDIN // Testig User Interface static void show_usage(void){ bd_addr_t iut_address; gap_local_bd_addr(iut_address); printf("\n--- Bluetooth HFP Hands-Free (HF) unit Test Console %s ---\n", bd_addr_to_str(iut_address)); printf("\n"); printf("a - establish SLC to %s | ", bd_addr_to_str(device_addr)); printf("A - release SLC connection to device\n"); printf("b - establish Audio connection | B - release Audio connection\n"); printf("d - query network operator | D - Enable HFP AG registration status update via bitmap(IIA)\n"); printf("f - answer incoming call | F - Hangup call\n"); printf("g - query network operator name | G - reject incoming call\n"); printf("i - dial 1234567 | I - dial 7654321\n"); printf("j - dial #1 | J - dial #99\n"); printf("o - Set speaker volume to 0 (minimum) | O - Set speaker volume to 9 (default)\n"); printf("p - Set speaker volume to 12 (higher) | P - Set speaker volume to 15 (maximum)\n"); printf("q - Set microphone gain to 0 (minimum) | Q - Set microphone gain to 9 (default)\n"); printf("s - Set microphone gain to 12 (higher) | S - Set microphone gain to 15 (maximum)\n"); printf("t - terminate connection\n"); printf("u - send 'user busy' (TWC 0)\n"); printf("U - end active call and accept other call' (TWC 1)\n"); printf("v - Swap active call call (TWC 2) | V - Join held call (TWC 3)\n"); printf("w - Connect calls (TWC 4) | W - redial\n"); printf("m - deactivate echo canceling and noise reduction\n"); printf("c/C - disable/enable registration status update for all AG indicators\n"); printf("e/E - disable/enable reporting of the extended AG error result code\n"); printf("k/K - deactivate/activate call waiting notification\n"); printf("l/L - deactivate/activate calling line notification\n"); printf("n/N - deactivate/activate voice recognition\n"); printf("0123456789#*-+ - send DTMF dial tones\n"); printf("x - request phone number for voice tag | X - current call status (ECS)\n"); printf("y - release call with index 2 (ECC) | Y - private consultation with call 2(ECC)\n"); printf("[ - Query Response and Hold status (RHH ?) | ] - Place call in a response and held state(RHH 0)\n"); printf("{ - Accept held call(RHH 1) | } - Reject held call(RHH 2)\n"); printf("? - Query Subscriber Number (NUM)\n"); printf("! - Update HF indicator with assigned number 1 (HFI)\n"); printf("\n"); } static void stdin_process(char c){ uint8_t status = ERROR_CODE_SUCCESS; cmd = c; // used in packet handler if (cmd >= '0' && cmd <= '9'){ printf("DTMF Code: %c\n", cmd); status = hfp_hf_send_dtmf_code(acl_handle, cmd); return; } switch (cmd){ case '#': case '-': case '+': case '*': log_info("USER:\'%c\'", cmd); printf("DTMF Code: %c\n", cmd); status = hfp_hf_send_dtmf_code(acl_handle, cmd); break; case 'a': log_info("USER:\'%c\'", cmd); printf("Establish Service level connection to device with Bluetooth address %s...\n", bd_addr_to_str(device_addr)); status = hfp_hf_establish_service_level_connection(device_addr); break; case 'A': log_info("USER:\'%c\'", cmd); printf("Release Service level connection.\n"); status = hfp_hf_release_service_level_connection(acl_handle); break; case 'b': log_info("USER:\'%c\'", cmd); printf("Establish Audio connection to device with Bluetooth address %s...\n", bd_addr_to_str(device_addr)); status = hfp_hf_establish_audio_connection(acl_handle); break; case 'B': log_info("USER:\'%c\'", cmd); printf("Release Audio service level connection.\n"); status = hfp_hf_release_audio_connection(acl_handle); break; case 'C': log_info("USER:\'%c\'", cmd); printf("Enable registration status update for all AG indicators.\n"); status = hfp_hf_enable_status_update_for_all_ag_indicators(acl_handle); break; case 'c': log_info("USER:\'%c\'", cmd); printf("Disable registration status update for all AG indicators.\n"); status = hfp_hf_disable_status_update_for_all_ag_indicators(acl_handle); break; case 'D': log_info("USER:\'%c\'", cmd); printf("Set HFP AG registration status update for individual indicators (0111111).\n"); status = hfp_hf_set_status_update_for_individual_ag_indicators(acl_handle, 63); break; case 'd': log_info("USER:\'%c\'", cmd); printf("Query network operator.\n"); status = hfp_hf_query_operator_selection(acl_handle); break; case 'E': log_info("USER:\'%c\'", cmd); printf("Enable reporting of the extended AG error result code.\n"); status = hfp_hf_enable_report_extended_audio_gateway_error_result_code(acl_handle); break; case 'e': log_info("USER:\'%c\'", cmd); printf("Disable reporting of the extended AG error result code.\n"); status = hfp_hf_disable_report_extended_audio_gateway_error_result_code(acl_handle); break; case 'f': log_info("USER:\'%c\'", cmd); printf("Answer incoming call.\n"); status = hfp_hf_answer_incoming_call(acl_handle); break; case 'F': log_info("USER:\'%c\'", cmd); printf("Hangup call.\n"); status = hfp_hf_terminate_call(acl_handle); break; case 'G': log_info("USER:\'%c\'", cmd); printf("Reject incoming call.\n"); status = hfp_hf_reject_incoming_call(acl_handle); break; case 'g': log_info("USER:\'%c\'", cmd); printf("Query operator.\n"); status = hfp_hf_query_operator_selection(acl_handle); break; case 't': log_info("USER:\'%c\'", cmd); printf("Terminate HCI connection.\n"); gap_disconnect(acl_handle); break; case 'i': log_info("USER:\'%c\'", cmd); printf("Dial 1234567\n"); status = hfp_hf_dial_number(acl_handle, "1234567"); break; case 'I': log_info("USER:\'%c\'", cmd); printf("Dial 7654321\n"); status = hfp_hf_dial_number(acl_handle, "7654321"); break; case 'j': log_info("USER:\'%c\'", cmd); printf("Dial #1\n"); status = hfp_hf_dial_memory(acl_handle,1); break; case 'J': log_info("USER:\'%c\'", cmd); printf("Dial #99\n"); status = hfp_hf_dial_memory(acl_handle,99); break; case 'k': log_info("USER:\'%c\'", cmd); printf("Deactivate call waiting notification\n"); status = hfp_hf_deactivate_call_waiting_notification(acl_handle); break; case 'K': log_info("USER:\'%c\'", cmd); printf("Activate call waiting notification\n"); status = hfp_hf_activate_call_waiting_notification(acl_handle); break; case 'l': log_info("USER:\'%c\'", cmd); printf("Deactivate calling line notification\n"); status = hfp_hf_deactivate_calling_line_notification(acl_handle); break; case 'L': log_info("USER:\'%c\'", cmd); printf("Activate calling line notification\n"); status = hfp_hf_activate_calling_line_notification(acl_handle); break; case 'm': log_info("USER:\'%c\'", cmd); printf("Deactivate echo canceling and noise reduction\n"); status = hfp_hf_deactivate_echo_canceling_and_noise_reduction(acl_handle); break; case 'n': log_info("USER:\'%c\'", cmd); printf("Deactivate voice recognition\n"); status = hfp_hf_deactivate_voice_recognition(acl_handle); break; case 'N': log_info("USER:\'%c\'", cmd); printf("Activate voice recognition %s\n", bd_addr_to_str(device_addr)); status = hfp_hf_activate_voice_recognition(acl_handle); break; case 'o': log_info("USER:\'%c\'", cmd); printf("Set speaker gain to 0 (minimum)\n"); status = hfp_hf_set_speaker_gain(acl_handle, 0); break; case 'O': log_info("USER:\'%c\'", cmd); printf("Set speaker gain to 9 (default)\n"); status = hfp_hf_set_speaker_gain(acl_handle, 9); break; case 'p': log_info("USER:\'%c\'", cmd); printf("Set speaker gain to 12 (higher)\n"); status = hfp_hf_set_speaker_gain(acl_handle, 12); break; case 'P': log_info("USER:\'%c\'", cmd); printf("Set speaker gain to 15 (maximum)\n"); status = hfp_hf_set_speaker_gain(acl_handle, 15); break; case 'q': log_info("USER:\'%c\'", cmd); printf("Set microphone gain to 0\n"); status = hfp_hf_set_microphone_gain(acl_handle, 0); break; case 'Q': log_info("USER:\'%c\'", cmd); printf("Set microphone gain to 9\n"); status = hfp_hf_set_microphone_gain(acl_handle, 9); break; case 's': log_info("USER:\'%c\'", cmd); printf("Set microphone gain to 12\n"); status = hfp_hf_set_microphone_gain(acl_handle, 12); break; case 'S': log_info("USER:\'%c\'", cmd); printf("Set microphone gain to 15\n"); status = hfp_hf_set_microphone_gain(acl_handle, 15); break; case 'u': log_info("USER:\'%c\'", cmd); printf("Send 'user busy' (Three-Way Call 0)\n"); status = hfp_hf_user_busy(acl_handle); break; case 'U': log_info("USER:\'%c\'", cmd); printf("End active call and accept waiting/held call (Three-Way Call 1)\n"); status = hfp_hf_end_active_and_accept_other(acl_handle); break; case 'v': log_info("USER:\'%c\'", cmd); printf("Swap active call and hold/waiting call (Three-Way Call 2)\n"); status = hfp_hf_swap_calls(acl_handle); break; case 'V': log_info("USER:\'%c\'", cmd); printf("Join hold call (Three-Way Call 3)\n"); status = hfp_hf_join_held_call(acl_handle); break; case 'w': log_info("USER:\'%c\'", cmd); printf("Connect calls (Three-Way Call 4)\n"); status = hfp_hf_connect_calls(acl_handle); break; case 'W': log_info("USER:\'%c\'", cmd); printf("Redial\n"); status = hfp_hf_redial_last_number(acl_handle); break; case 'x': log_info("USER:\'%c\'", cmd); printf("Request phone number for voice tag\n"); status = hfp_hf_request_phone_number_for_voice_tag(acl_handle); break; case 'X': log_info("USER:\'%c\'", cmd); printf("Query current call status\n"); status = hfp_hf_query_current_call_status(acl_handle); break; case 'y': log_info("USER:\'%c\'", cmd); printf("Release call with index 2\n"); status = hfp_hf_release_call_with_index(acl_handle, 2); break; case 'Y': log_info("USER:\'%c\'", cmd); printf("Private consultation with call 2\n"); status = hfp_hf_private_consultation_with_call(acl_handle, 2); break; case '[': log_info("USER:\'%c\'", cmd); printf("Query Response and Hold status (RHH ?)\n"); status = hfp_hf_rrh_query_status(acl_handle); break; case ']': log_info("USER:\'%c\'", cmd); printf("Place call in a response and held state (RHH 0)\n"); status = hfp_hf_rrh_hold_call(acl_handle); break; case '{': log_info("USER:\'%c\'", cmd); printf("Accept held call (RHH 1)\n"); status = hfp_hf_rrh_accept_held_call(acl_handle); break; case '}': log_info("USER:\'%c\'", cmd); printf("Reject held call (RHH 2)\n"); status = hfp_hf_rrh_reject_held_call(acl_handle); break; case '?': log_info("USER:\'%c\'", cmd); printf("Query Subscriber Number\n"); status = hfp_hf_query_subscriber_number(acl_handle); break; case '!': log_info("USER:\'%c\'", cmd); printf("Update HF indicator with assigned number 1 (HFI)\n"); status = hfp_hf_set_hf_indicator(acl_handle, 1, 1); break; default: show_usage(); break; } if (status != ERROR_CODE_SUCCESS){ printf("Could not perform command, status 0x%02x\n", status); } } #endif static void hci_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t * event, uint16_t event_size){ UNUSED(channel); bd_addr_t event_addr; switch (packet_type){ case HCI_SCO_DATA_PACKET: // forward received SCO / audio packets to SCO component if (READ_SCO_CONNECTION_HANDLE(event) != sco_handle) break; sco_demo_receive(event, event_size); break; case HCI_EVENT_PACKET: switch (hci_event_packet_get_type(event)){ case BTSTACK_EVENT_STATE: // list supported codecs after stack has started up if (btstack_event_state_get_state(event) != HCI_STATE_WORKING) break; dump_supported_codecs(); break; case HCI_EVENT_PIN_CODE_REQUEST: // inform about pin code request and respond with '0000' printf("Pin code request - using '0000'\n"); hci_event_pin_code_request_get_bd_addr(event, event_addr); gap_pin_code_response(event_addr, "0000"); break; case HCI_EVENT_SCO_CAN_SEND_NOW: sco_demo_send(sco_handle); break; default: break; } break; default: break; } } static void hfp_hf_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t * event, uint16_t event_size){ UNUSED(channel); uint8_t status; bd_addr_t event_addr; switch (packet_type){ case HCI_SCO_DATA_PACKET: if (READ_SCO_CONNECTION_HANDLE(event) != sco_handle) break; sco_demo_receive(event, event_size); break; case HCI_EVENT_PACKET: switch (hci_event_packet_get_type(event)){ case BTSTACK_EVENT_STATE: if (btstack_event_state_get_state(event) != HCI_STATE_WORKING) break; dump_supported_codecs(); break; case HCI_EVENT_PIN_CODE_REQUEST: // inform about pin code request printf("Pin code request - using '0000'\n"); hci_event_pin_code_request_get_bd_addr(event, event_addr); gap_pin_code_response(event_addr, "0000"); break; case HCI_EVENT_SCO_CAN_SEND_NOW: sco_demo_send(sco_handle); break; case HCI_EVENT_HFP_META: switch (hci_event_hfp_meta_get_subevent_code(event)) { case HFP_SUBEVENT_SERVICE_LEVEL_CONNECTION_ESTABLISHED: status = hfp_subevent_service_level_connection_established_get_status(event); if (status != ERROR_CODE_SUCCESS){ printf("Connection failed, status 0x%02x\n", status); break; } acl_handle = hfp_subevent_service_level_connection_established_get_acl_handle(event); hfp_subevent_service_level_connection_established_get_bd_addr(event, device_addr); printf("Service level connection established %s.\n\n", bd_addr_to_str(device_addr)); break; case HFP_SUBEVENT_SERVICE_LEVEL_CONNECTION_RELEASED: acl_handle = HCI_CON_HANDLE_INVALID; printf("Service level connection released.\n\n"); break; case HFP_SUBEVENT_AUDIO_CONNECTION_ESTABLISHED: status = hfp_subevent_audio_connection_established_get_status(event); if (status != ERROR_CODE_SUCCESS){ printf("Audio connection establishment failed with status 0x%02x\n", status); break; } sco_handle = hfp_subevent_audio_connection_established_get_sco_handle(event); printf("Audio connection established with SCO handle 0x%04x.\n", sco_handle); negotiated_codec = hfp_subevent_audio_connection_established_get_negotiated_codec(event); switch (negotiated_codec){ case HFP_CODEC_CVSD: printf("Using CVSD codec.\n"); break; case HFP_CODEC_MSBC: printf("Using mSBC codec.\n"); break; case HFP_CODEC_LC3_SWB: printf("Using LC3-SWB codec.\n"); break; default: printf("Using unknown codec 0x%02x.\n", negotiated_codec); break; } sco_demo_set_codec(negotiated_codec); hci_request_sco_can_send_now_event(); break; case HFP_SUBEVENT_CALL_ANSWERED: printf("Call answered\n"); break; case HFP_SUBEVENT_CALL_TERMINATED: printf("Call terminated\n"); break; case HFP_SUBEVENT_AUDIO_CONNECTION_RELEASED: sco_handle = HCI_CON_HANDLE_INVALID; printf("Audio connection released\n"); sco_demo_close(); break; case HFP_SUBEVENT_COMPLETE: status = hfp_subevent_complete_get_status(event); if (status == ERROR_CODE_SUCCESS){ printf("Cmd \'%c\' succeeded\n", cmd); } else { printf("Cmd \'%c\' failed with status 0x%02x\n", cmd, status); } break; case HFP_SUBEVENT_AG_INDICATOR_MAPPING: printf("AG Indicator Mapping | INDEX %d: range [%d, %d], name '%s'\n", hfp_subevent_ag_indicator_mapping_get_indicator_index(event), hfp_subevent_ag_indicator_mapping_get_indicator_min_range(event), hfp_subevent_ag_indicator_mapping_get_indicator_max_range(event), (const char*) hfp_subevent_ag_indicator_mapping_get_indicator_name(event)); break; case HFP_SUBEVENT_AG_INDICATOR_STATUS_CHANGED: printf("AG Indicator Status | INDEX %d: status 0x%02x, '%s'\n", hfp_subevent_ag_indicator_status_changed_get_indicator_index(event), hfp_subevent_ag_indicator_status_changed_get_indicator_status(event), (const char*) hfp_subevent_ag_indicator_status_changed_get_indicator_name(event)); break; case HFP_SUBEVENT_NETWORK_OPERATOR_CHANGED: printf("NETWORK_OPERATOR_CHANGED, operator mode %d, format %d, name %s\n", hfp_subevent_network_operator_changed_get_network_operator_mode(event), hfp_subevent_network_operator_changed_get_network_operator_format(event), (char *) hfp_subevent_network_operator_changed_get_network_operator_name(event)); break; case HFP_SUBEVENT_EXTENDED_AUDIO_GATEWAY_ERROR: printf("EXTENDED_AUDIO_GATEWAY_ERROR_REPORT, status 0x%02x\n", hfp_subevent_extended_audio_gateway_error_get_error(event)); break; case HFP_SUBEVENT_START_RINGING: printf("** START Ringing **\n"); break; case HFP_SUBEVENT_RING: printf("** Ring **\n"); break; case HFP_SUBEVENT_STOP_RINGING: printf("** STOP Ringing **\n"); break; case HFP_SUBEVENT_NUMBER_FOR_VOICE_TAG: printf("Phone number for voice tag: %s\n", (const char *) hfp_subevent_number_for_voice_tag_get_number(event)); break; case HFP_SUBEVENT_SPEAKER_VOLUME: printf("Speaker volume: gain %u\n", hfp_subevent_speaker_volume_get_gain(event)); break; case HFP_SUBEVENT_MICROPHONE_VOLUME: printf("Microphone volume: gain %u\n", hfp_subevent_microphone_volume_get_gain(event)); break; case HFP_SUBEVENT_CALLING_LINE_IDENTIFICATION_NOTIFICATION: printf("Caller ID, number '%s', alpha '%s'\n", (const char *) hfp_subevent_calling_line_identification_notification_get_number(event), (const char *) hfp_subevent_calling_line_identification_notification_get_alpha(event)); break; case HFP_SUBEVENT_ENHANCED_CALL_STATUS: printf("Enhanced call status:\n"); printf(" - call index: %d \n", hfp_subevent_enhanced_call_status_get_clcc_idx(event)); printf(" - direction : %s \n", hfp_enhanced_call_dir2str(hfp_subevent_enhanced_call_status_get_clcc_dir(event))); printf(" - status : %s \n", hfp_enhanced_call_status2str(hfp_subevent_enhanced_call_status_get_clcc_status(event))); printf(" - mode : %s \n", hfp_enhanced_call_mode2str(hfp_subevent_enhanced_call_status_get_clcc_mode(event))); printf(" - multipart : %s \n", hfp_enhanced_call_mpty2str(hfp_subevent_enhanced_call_status_get_clcc_mpty(event))); printf(" - type : %d \n", hfp_subevent_enhanced_call_status_get_bnip_type(event)); printf(" - number : %s \n", hfp_subevent_enhanced_call_status_get_bnip_number(event)); break; case HFP_SUBEVENT_VOICE_RECOGNITION_ACTIVATED: status = hfp_subevent_voice_recognition_activated_get_status(event); if (status != ERROR_CODE_SUCCESS){ printf("Voice Recognition Activate command failed, status 0x%02x\n", status); break; } switch (hfp_subevent_voice_recognition_activated_get_enhanced(event)){ case 0: printf("\nVoice recognition ACTIVATED\n\n"); break; default: printf("\nEnhanced voice recognition ACTIVATED.\n"); printf("Start new audio enhanced voice recognition session %s\n\n", bd_addr_to_str(device_addr)); status = hfp_hf_enhanced_voice_recognition_report_ready_for_audio(acl_handle); break; } break; case HFP_SUBEVENT_VOICE_RECOGNITION_DEACTIVATED: status = hfp_subevent_voice_recognition_deactivated_get_status(event); if (status != ERROR_CODE_SUCCESS){ printf("Voice Recognition Deactivate command failed, status 0x%02x\n", status); break; } printf("\nVoice Recognition DEACTIVATED\n\n"); break; case HFP_SUBEVENT_ENHANCED_VOICE_RECOGNITION_HF_READY_FOR_AUDIO: status = hfp_subevent_enhanced_voice_recognition_hf_ready_for_audio_get_status(event); report_status(status, "Enhanced Voice recognition: READY FOR AUDIO"); break; case HFP_SUBEVENT_ENHANCED_VOICE_RECOGNITION_AG_READY_TO_ACCEPT_AUDIO_INPUT: printf("\nEnhanced Voice recognition AG status: AG READY TO ACCEPT AUDIO INPUT\n\n"); break; case HFP_SUBEVENT_ENHANCED_VOICE_RECOGNITION_AG_IS_STARTING_SOUND: printf("\nEnhanced Voice recognition AG status: AG IS STARTING SOUND\n\n"); break; case HFP_SUBEVENT_ENHANCED_VOICE_RECOGNITION_AG_IS_PROCESSING_AUDIO_INPUT: printf("\nEnhanced Voice recognition AG status: AG IS PROCESSING AUDIO INPUT\n\n"); break; case HFP_SUBEVENT_ENHANCED_VOICE_RECOGNITION_AG_MESSAGE: printf("\nEnhanced Voice recognition AG message: \'%s\'\n", hfp_subevent_enhanced_voice_recognition_ag_message_get_text(event)); break; case HFP_SUBEVENT_ECHO_CANCELING_AND_NOISE_REDUCTION_DEACTIVATE: status = hfp_subevent_echo_canceling_and_noise_reduction_deactivate_get_status(event); report_status(status, "Echo Canceling and Noise Reduction Deactivate"); break; case HFP_SUBEVENT_APPLE_EXTENSION_SUPPORTED: printf("Apple Extension supported: %s\n", hfp_subevent_apple_extension_supported_get_supported(event) ? "yes" : "no"); break; default: break; } break; default: break; } break; default: break; } } /* @section Main Application Setup * * @text Listing MainConfiguration shows main application code. * To run a HFP HF service you need to initialize the SDP, and to create and register HFP HF record with it. * The packet_handler is used for sending commands to the HFP AG. It also receives the HFP AG's answers. * The stdin_process callback allows for sending commands to the HFP AG. * At the end the Bluetooth stack is started. */ /* LISTING_START(MainConfiguration): Setup HFP Hands-Free unit */ int btstack_main(int argc, const char * argv[]); int btstack_main(int argc, const char * argv[]){ (void)argc; (void)argv; // Init protocols // init L2CAP l2cap_init(); rfcomm_init(); sdp_init(); #ifdef ENABLE_BLE // Initialize LE Security Manager. Needed for cross-transport key derivation sm_init(); #endif // Init profiles uint16_t hf_supported_features = (1<