/* * 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 MATTHIAS * RINGWALD 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 Hands-Free (HF) Demo * * @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 = "00:1B:DC:08:0A:A5"; #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 = -1; static hci_con_handle_t sco_handle; #ifdef ENABLE_HFP_WIDE_BAND_SPEECH static uint8_t codecs[] = {HFP_CODEC_CVSD, HFP_CODEC_MSBC}; #else static uint8_t codecs[] = {HFP_CODEC_CVSD}; #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; char cmd; static void dump_supported_codecs(void){ unsigned int i; int mSBC_skipped = 0; printf("Supported codecs: "); for (i = 0; i < sizeof(codecs); i++){ switch(codecs[i]){ case HFP_CODEC_CVSD: printf("CVSD"); break; case HFP_CODEC_MSBC: if (hci_extended_sco_link_supported()){ printf(", mSBC"); } else { mSBC_skipped = 1; } break; } } printf("\n"); if (mSBC_skipped){ printf("mSBC codec disabled because eSCO not supported by local controller.\n"); } } #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("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("m/M - deactivate/activate echo canceling and noise reduction\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 consulation 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){ cmd = c; // used in packet handler if (cmd >= '0' && cmd <= '9'){ printf("DTMF Code: %c\n", cmd); 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); 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)); hfp_hf_establish_service_level_connection(device_addr); break; case 'A': log_info("USER:\'%c\'", cmd); printf("Release Service level connection.\n"); 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)); hfp_hf_establish_audio_connection(acl_handle); break; case 'B': log_info("USER:\'%c\'", cmd); printf("Release Audio service level connection.\n"); 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"); 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"); 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"); 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"); 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"); 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"); 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"); hfp_hf_answer_incoming_call(acl_handle); break; case 'F': log_info("USER:\'%c\'", cmd); printf("Hangup call.\n"); hfp_hf_terminate_call(acl_handle); break; case 'G': log_info("USER:\'%c\'", cmd); printf("Reject incoming call.\n"); hfp_hf_reject_incoming_call(acl_handle); break; case 'g': log_info("USER:\'%c\'", cmd); printf("Query operator.\n"); 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"); hfp_hf_dial_number(acl_handle, "1234567"); break; case 'I': log_info("USER:\'%c\'", cmd); printf("Dial 7654321\n"); hfp_hf_dial_number(acl_handle, "7654321"); break; case 'j': log_info("USER:\'%c\'", cmd); printf("Dial #1\n"); hfp_hf_dial_memory(acl_handle,1); break; case 'J': log_info("USER:\'%c\'", cmd); printf("Dial #99\n"); hfp_hf_dial_memory(acl_handle,99); break; case 'k': log_info("USER:\'%c\'", cmd); printf("Deactivate call waiting notification\n"); hfp_hf_deactivate_call_waiting_notification(acl_handle); break; case 'K': log_info("USER:\'%c\'", cmd); printf("Activate call waiting notification\n"); hfp_hf_activate_call_waiting_notification(acl_handle); break; case 'l': log_info("USER:\'%c\'", cmd); printf("Deactivate calling line notification\n"); hfp_hf_deactivate_calling_line_notification(acl_handle); break; case 'L': log_info("USER:\'%c\'", cmd); printf("Activate calling line notification\n"); hfp_hf_activate_calling_line_notification(acl_handle); break; case 'm': log_info("USER:\'%c\'", cmd); printf("Deactivate echo canceling and noise reduction\n"); hfp_hf_deactivate_echo_canceling_and_noise_reduction(acl_handle); break; case 'M': log_info("USER:\'%c\'", cmd); printf("Activate echo canceling and noise reduction\n"); hfp_hf_activate_echo_canceling_and_noise_reduction(acl_handle); break; case 'n': log_info("USER:\'%c\'", cmd); printf("Deactivate voice recognition\n"); hfp_hf_deactivate_voice_recognition_notification(acl_handle); break; case 'N': log_info("USER:\'%c\'", cmd); printf("Activate voice recognition %s\n", bd_addr_to_str(device_addr)); hfp_hf_activate_voice_recognition_notification(acl_handle); break; case 'o': log_info("USER:\'%c\'", cmd); printf("Set speaker gain to 0 (minimum)\n"); hfp_hf_set_speaker_gain(acl_handle, 0); break; case 'O': log_info("USER:\'%c\'", cmd); printf("Set speaker gain to 9 (default)\n"); hfp_hf_set_speaker_gain(acl_handle, 9); break; case 'p': log_info("USER:\'%c\'", cmd); printf("Set speaker gain to 12 (higher)\n"); hfp_hf_set_speaker_gain(acl_handle, 12); break; case 'P': log_info("USER:\'%c\'", cmd); printf("Set speaker gain to 15 (maximum)\n"); hfp_hf_set_speaker_gain(acl_handle, 15); break; case 'q': log_info("USER:\'%c\'", cmd); printf("Set microphone gain to 0\n"); hfp_hf_set_microphone_gain(acl_handle, 0); break; case 'Q': log_info("USER:\'%c\'", cmd); printf("Set microphone gain to 9\n"); hfp_hf_set_microphone_gain(acl_handle, 9); break; case 's': log_info("USER:\'%c\'", cmd); printf("Set microphone gain to 12\n"); hfp_hf_set_microphone_gain(acl_handle, 12); break; case 'S': log_info("USER:\'%c\'", cmd); printf("Set microphone gain to 15\n"); 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"); 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"); 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"); hfp_hf_swap_calls(acl_handle); break; case 'V': log_info("USER:\'%c\'", cmd); printf("Join hold call (Three-Way Call 3)\n"); hfp_hf_join_held_call(acl_handle); break; case 'w': log_info("USER:\'%c\'", cmd); printf("Connect calls (Three-Way Call 4)\n"); hfp_hf_connect_calls(acl_handle); break; case 'W': log_info("USER:\'%c\'", cmd); printf("Redial\n"); hfp_hf_redial_last_number(acl_handle); break; case 'x': log_info("USER:\'%c\'", cmd); printf("Request phone number for voice tag\n"); hfp_hf_request_phone_number_for_voice_tag(acl_handle); break; case 'X': log_info("USER:\'%c\'", cmd); printf("Query current call status\n"); hfp_hf_query_current_call_status(acl_handle); break; case 'y': log_info("USER:\'%c\'", cmd); printf("Release call with index 2\n"); hfp_hf_release_call_with_index(acl_handle, 2); break; case 'Y': log_info("USER:\'%c\'", cmd); printf("Private consulation with call 2\n"); hfp_hf_private_consultation_with_call(acl_handle, 2); break; case '[': log_info("USER:\'%c\'", cmd); printf("Query Response and Hold status (RHH ?)\n"); 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"); hfp_hf_rrh_hold_call(acl_handle); break; case '{': log_info("USER:\'%c\'", cmd); printf("Accept held call (RHH 1)\n"); hfp_hf_rrh_accept_held_call(acl_handle); break; case '}': log_info("USER:\'%c\'", cmd); printf("Reject held call (RHH 2)\n"); hfp_hf_rrh_reject_held_call(acl_handle); break; case '?': log_info("USER:\'%c\'", cmd); printf("Query Subscriber Number\n"); hfp_hf_query_subscriber_number(acl_handle); break; case '!': log_info("USER:\'%c\'", cmd); printf("Update HF indicator with assigned number 1 (HFI)\n"); hfp_hf_set_hf_indicator(acl_handle, 1, 1); break; default: show_usage(); break; } } #endif static void packet_handler(uint8_t packet_type, uint16_t channel, uint8_t * event, uint16_t event_size){ UNUSED(channel); switch (packet_type){ case HCI_SCO_DATA_PACKET: sco_demo_receive(event, event_size); break; case HCI_EVENT_PACKET: switch (event[0]){ case HCI_EVENT_SCO_CAN_SEND_NOW: sco_demo_send(sco_handle); break; case HCI_EVENT_COMMAND_COMPLETE: if (HCI_EVENT_IS_COMMAND_COMPLETE(event, hci_read_local_supported_features)){ dump_supported_codecs(); } break; case HCI_EVENT_HFP_META: switch (event[2]) { case HFP_SUBEVENT_SERVICE_LEVEL_CONNECTION_ESTABLISHED: acl_handle = hfp_subevent_service_level_connection_established_get_con_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: printf("Service level connection released.\n\n"); break; case HFP_SUBEVENT_AUDIO_CONNECTION_ESTABLISHED: if (hfp_subevent_audio_connection_established_get_status(event)){ sco_handle = 0; printf("Audio connection establishment failed with status %u\n", hfp_subevent_audio_connection_established_get_status(event)); } else { sco_handle = hfp_subevent_audio_connection_established_get_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 0x01: printf("Using CVSD codec.\n"); break; case 0x02: printf("Using mSBC 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_AUDIO_CONNECTION_RELEASED: sco_handle = 0; printf("Audio connection released\n"); sco_demo_close(); break; case HFP_SUBEVENT_COMPLETE: switch (cmd){ case 'd': printf("HFP AG registration status update enabled.\n"); break; case 'e': printf("HFP AG registration status update for individual indicators set.\n"); break; default: break; } break; case HFP_SUBEVENT_AG_INDICATOR_STATUS_CHANGED: printf("AG_INDICATOR_STATUS_CHANGED, AG indicator '%s' (index: %d) to: %d\n", (const char*) &event[5], event[3], event[4]); break; case HFP_SUBEVENT_NETWORK_OPERATOR_CHANGED: printf("NETWORK_OPERATOR_CHANGED, operator mode: %d, format: %d, name: %s\n", event[3], event[4], (char *) &event[5]); break; case HFP_SUBEVENT_EXTENDED_AUDIO_GATEWAY_ERROR: printf("EXTENDED_AUDIO_GATEWAY_ERROR_REPORT, status : %d\n", event[3]); break; case HFP_SUBEVENT_RING: printf("** Ring **\n"); break; case HFP_SUBEVENT_NUMBER_FOR_VOICE_TAG: printf("Phone number for voice tag: %s\n", (const char *) &event[3]); break; case HFP_SUBEVENT_SPEAKER_VOLUME: printf("Speaker volume: %u\n", event[3]); break; case HFP_SUBEVENT_MICROPHONE_VOLUME: printf("Microphone volume: %u\n", event[3]); break; case HFP_SUBEVENT_CALLING_LINE_IDENTIFICATION_NOTIFICATION: printf("Caller ID, number %s\n", hfp_subevent_calling_line_identification_notification_get_number(event)); break; default: printf("event not handled %u\n", event[2]); 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; sco_demo_init(); // register for HCI events hci_event_callback_registration.callback = &packet_handler; hci_add_event_handler(&hci_event_callback_registration); hci_register_sco_packet_handler(&packet_handler); gap_discoverable_control(1); gap_set_class_of_device(0x200408); gap_set_local_name("HFP HF Demo 00:00:00:00:00:00"); // init L2CAP l2cap_init(); uint16_t hf_supported_features = (1<