mirror of
https://github.com/bluekitchen/btstack.git
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267 lines
8.8 KiB
C
267 lines
8.8 KiB
C
/*
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* Copyright (C) 2014 BlueKitchen GmbH
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the copyright holders nor the names of
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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* 4. Any redistribution, use, or modification is done solely for
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* personal benefit and not for any commercial purpose or for
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* monetary gain.
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*
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* THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS
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* RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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* THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* Please inquire about commercial licensing options at
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* contact@bluekitchen-gmbh.com
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*
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*/
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#define BTSTACK_FILE__ "microphone_control_service_client_test.c"
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "btstack.h"
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#include "microphone_control_service_client_test.h"
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typedef struct advertising_report {
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uint8_t type;
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uint8_t event_type;
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uint8_t address_type;
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bd_addr_t address;
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uint8_t rssi;
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uint8_t length;
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const uint8_t * data;
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} advertising_report_t;
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static enum {
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APP_STATE_IDLE,
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APP_STATE_W4_SCAN_RESULT,
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APP_STATE_W4_CONNECT,
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APP_STATE_CONNECTED
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} app_state;
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static advertising_report_t report;
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static hci_con_handle_t connection_handle;
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static uint16_t mips_cid;
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static bd_addr_t cmdline_addr;
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static int cmdline_addr_found = 0;
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static bd_addr_t public_pts_address = {0x00, 0x1B, 0xDC, 0x08, 0xE2, 0x5C};
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static int public_pts_address_type = 0;
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static bd_addr_t current_pts_address;
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static int current_pts_address_type;
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static btstack_packet_callback_registration_t hci_event_callback_registration;
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static void show_usage(void);
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static void hci_event_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size);
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static void gatt_client_event_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size);
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static void microphone_control_service_client_setup(void){
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// Init L2CAP
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l2cap_init();
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// Setup ATT server - only needed if LE Peripheral does ATT queries on its own, e.g. Android phones
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att_server_init(profile_data, NULL, NULL);
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// GATT Client setup
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gatt_client_init();
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microphone_control_service_client_init();
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sm_init();
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sm_set_io_capabilities(IO_CAPABILITY_NO_INPUT_NO_OUTPUT);
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hci_event_callback_registration.callback = &hci_event_handler;
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hci_add_event_handler(&hci_event_callback_registration);
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}
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static void dump_advertising_report(uint8_t *packet){
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bd_addr_t address;
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gap_event_advertising_report_get_address(packet, address);
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printf(" * adv. event: evt-type %u, addr-type %u, addr %s, rssi %u, length adv %u, data: ",
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gap_event_advertising_report_get_advertising_event_type(packet),
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gap_event_advertising_report_get_address_type(packet),
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bd_addr_to_str(address),
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gap_event_advertising_report_get_rssi(packet),
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gap_event_advertising_report_get_data_length(packet));
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printf_hexdump(gap_event_advertising_report_get_data(packet), gap_event_advertising_report_get_data_length(packet));
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}
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static void hci_event_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
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UNUSED(channel);
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UNUSED(size);
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bd_addr_t address;
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if (packet_type != HCI_EVENT_PACKET){
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return;
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}
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switch (hci_event_packet_get_type(packet)) {
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case BTSTACK_EVENT_STATE:
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// BTstack activated, get started
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if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) break;
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break;
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case GAP_EVENT_ADVERTISING_REPORT:
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if (app_state != APP_STATE_W4_SCAN_RESULT) return;
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gap_event_advertising_report_get_address(packet, address);
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dump_advertising_report(packet);
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// stop scanning, and connect to the device
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app_state = APP_STATE_W4_CONNECT;
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gap_stop_scan();
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printf("Stop scan. Connect to device with addr %s.\n", bd_addr_to_str(report.address));
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gap_connect(report.address,report.address_type);
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break;
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case HCI_EVENT_LE_META:
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// Wait for connection complete
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if (hci_event_le_meta_get_subevent_code(packet) != HCI_SUBEVENT_LE_CONNECTION_COMPLETE) break;
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// Get connection handle from event
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connection_handle = hci_subevent_le_connection_complete_get_connection_handle(packet);
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(void) microphone_control_service_client_connect(connection_handle, gatt_client_event_handler, &mips_cid);
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app_state = APP_STATE_CONNECTED;
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printf("Microphone Control service connected.\n");
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break;
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case HCI_EVENT_DISCONNECTION_COMPLETE:
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connection_handle = HCI_CON_HANDLE_INVALID;
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// Disconnect battery service
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microphone_control_service_client_disconnect(mips_cid);
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if (cmdline_addr_found){
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printf("Disconnected %s\n", bd_addr_to_str(cmdline_addr));
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return;
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}
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printf("Disconnected %s\n", bd_addr_to_str(report.address));
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printf("Restart scan.\n");
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app_state = APP_STATE_W4_SCAN_RESULT;
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gap_start_scan();
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break;
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default:
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break;
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}
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}
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static void gatt_client_event_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
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UNUSED(packet_type);
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UNUSED(channel);
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UNUSED(size);
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uint8_t status;
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uint8_t att_status;
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if (hci_event_packet_get_type(packet) != HCI_EVENT_GATTSERVICE_META){
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return;
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}
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switch (hci_event_gattservice_meta_get_subevent_code(packet)){
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case GATTSERVICE_SUBEVENT_MICS_CONNECTED:
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status = gattservice_subevent_mics_connected_get_status(packet);
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switch (status){
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case ERROR_CODE_SUCCESS:
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printf("Microphone Control service client connected\n");
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break;
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default:
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printf("Microphone Control service client connection failed, err 0x%02x.\n", status);
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gap_disconnect(connection_handle);
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break;
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}
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break;
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case GATTSERVICE_SUBEVENT_REMOTE_MICS_MUTE:
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att_status = gattservice_subevent_remote_mics_mute_get_status(packet);
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if (att_status != ATT_ERROR_SUCCESS){
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printf("Mute status read failed, ATT Error 0x%02x\n", att_status);
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} else {
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printf("Mute status: %d\n", gattservice_subevent_remote_mics_mute_get_state(packet));
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}
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break;
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default:
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break;
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}
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}
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static void show_usage(void){
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uint8_t iut_address_type;
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bd_addr_t iut_address;
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gap_le_get_own_address(&iut_address_type, iut_address);
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printf("--- MICS Client ---\n");
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printf("c - Connect to %s\n", bd_addr_to_str(current_pts_address));
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}
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static void stdin_process(char c){
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switch (c){
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case 'c':
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printf("Connect to %s\n", bd_addr_to_str(current_pts_address));
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app_state = APP_STATE_W4_CONNECT;
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gap_connect(current_pts_address, current_pts_address_type);
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break;
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default:
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show_usage();
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break;
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}
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}
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int btstack_main(int argc, const char * argv[]);
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int btstack_main(int argc, const char * argv[]){
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UNUSED(argc);
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(void)argv;
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btstack_stdin_setup(stdin_process);
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microphone_control_service_client_setup();
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memcpy(current_pts_address, public_pts_address, 6);
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current_pts_address_type = public_pts_address_type;
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app_state = APP_STATE_IDLE;
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// turn on!
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hci_power_control(HCI_POWER_ON);
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return 0;
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}
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