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https://github.com/bluekitchen/btstack.git
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Test nRF53/SDC scan after connected
This commit is contained in:
Matthias Ringwald
parent
62b5112764
commit
17f275204f
@ -58,10 +58,11 @@ set(EXAMPLES_LE_ONLY
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le_streamer_client
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mesh_node_demo
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nordic_spp_le_counter
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nordic_spp_le_streamer
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sm_pairing_central
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nordic_spp_le_streamer
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scan_after_connect
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sm_pairing_central
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sm_pairing_peripheral
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ublox_spp_le_counter
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ublox_spp_le_counter
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)
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# List of Examples that use Bluetooth BR/EDR/LE = Dual Mode
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187
example/scan_after_connect.c
Normal file
187
example/scan_after_connect.c
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@ -0,0 +1,187 @@
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/*
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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 BLUEKITCHEN
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* GMBH 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__ "scan_after_connect.c"
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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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static hci_con_handle_t connection_handle;
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static gatt_client_service_t services[40];
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static int service_count = 0;
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static int service_index = 0;
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static btstack_packet_callback_registration_t hci_event_callback_registration;
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static void handle_hci_event(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size);
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static void handle_gatt_client_event(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size);
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static void printUUID(uint8_t * uuid128, uint16_t uuid16){
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if (uuid16){
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printf("%04x",uuid16);
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} else {
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printf("%s", uuid128_to_str(uuid128));
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}
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}
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static void dump_characteristic(gatt_client_characteristic_t * characteristic){
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printf(" * characteristic: [0x%04x-0x%04x-0x%04x], properties 0x%02x, uuid ",
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characteristic->start_handle, characteristic->value_handle, characteristic->end_handle, characteristic->properties);
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printUUID(characteristic->uuid128, characteristic->uuid16);
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printf("\n");
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}
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static void dump_service(gatt_client_service_t * service){
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printf(" * service: [0x%04x-0x%04x], uuid ", service->start_group_handle, service->end_group_handle);
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printUUID(service->uuid128, service->uuid16);
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printf("\n");
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}
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static void handle_hci_event(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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if (packet_type != HCI_EVENT_PACKET) return;
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uint8_t event = hci_event_packet_get_type(packet);
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switch (event) {
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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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printf("BTstack activated, start scanning!\n");
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gap_set_scan_parameters(0,480, 48);
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gap_start_scan();
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break;
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case GAP_EVENT_ADVERTISING_REPORT:
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if (ad_data_contains_uuid16(gap_event_advertising_report_get_data_length(packet), gap_event_advertising_report_get_data(packet), 0xff10)){
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// stop scanning, and connect to the device
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bd_addr_t addr;
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gap_event_advertising_report_get_address(packet, addr);
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printf("GATT Counter found with %s, try to connect\n", bd_addr_to_str(addr));
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gap_stop_scan();
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gap_connect(addr, gap_event_advertising_report_get_address_type(packet));
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}
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break;
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case GAP_EVENT_EXTENDED_ADVERTISING_REPORT:
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if (ad_data_contains_uuid16(gap_event_extended_advertising_report_get_data_length(packet), gap_event_extended_advertising_report_get_data(packet), 0xff10)){
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// stop scanning, and connect to the device
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bd_addr_t addr;
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gap_event_extended_advertising_report_get_address(packet, addr);
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printf("GATT Counter found with %s, try to connect\n", bd_addr_to_str(addr));
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gap_stop_scan();
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gap_connect(addr, gap_event_extended_advertising_report_get_address_type(packet));
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}
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break;
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case HCI_EVENT_META_GAP:
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// wait for connection complete
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if (hci_event_gap_meta_get_subevent_code(packet) != GAP_SUBEVENT_LE_CONNECTION_COMPLETE) break;
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printf("\nGATT browser - CONNECTED\n");
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connection_handle = gap_subevent_le_connection_complete_get_connection_handle(packet);
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// query primary services
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gatt_client_discover_primary_services(handle_gatt_client_event, connection_handle);
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break;
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case HCI_EVENT_DISCONNECTION_COMPLETE:
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printf("\nGATT browser - DISCONNECTED\n");
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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 handle_gatt_client_event(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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gatt_client_service_t service;
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gatt_client_characteristic_t characteristic;
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switch(hci_event_packet_get_type(packet)){
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case GATT_EVENT_SERVICE_QUERY_RESULT:
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gatt_event_service_query_result_get_service(packet, &service);
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dump_service(&service);
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services[service_count++] = service;
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break;
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case GATT_EVENT_CHARACTERISTIC_QUERY_RESULT:
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gatt_event_characteristic_query_result_get_characteristic(packet, &characteristic);
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dump_characteristic(&characteristic);
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break;
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case GATT_EVENT_QUERY_COMPLETE:
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// GATT_EVENT_QUERY_COMPLETE of search characteristics
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if (service_index < service_count) {
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service = services[service_index++];
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printf("\nGATT browser - CHARACTERISTIC for SERVICE %s, [0x%04x-0x%04x]\n",
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uuid128_to_str(service.uuid128), service.start_group_handle, service.end_group_handle);
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gatt_client_discover_characteristics_for_service(handle_gatt_client_event, connection_handle, &service);
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break;
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}
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service_index = 0;
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// query complete, connect to next device
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printf("Query complete, connect to next device\n");
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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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int btstack_main(int argc, const char * argv[]);
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int btstack_main(int argc, const char * argv[]){
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// Initialize L2CAP and register HCI event handler
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l2cap_init();
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// Setup security manager (needed for random address)
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sm_init();
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// Initialize GATT client
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gatt_client_init();
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// use random address
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gap_random_address_set_mode(GAP_RANDOM_ADDRESS_NON_RESOLVABLE);
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// register for HCI events
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hci_event_callback_registration.callback = &handle_hci_event;
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hci_add_event_handler(&hci_event_callback_registration);
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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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