RTT_PACKAGE_zephyr_polling/example/beacon/app_main.c

#include <stddef.h>
#include <stdio.h>

#include "base/types.h"
#include <bluetooth/bluetooth.h>
#include <bluetooth/hci.h>
#include <drivers/hci_driver.h>
#include <logging/bt_log_impl.h>

#define DEVICE_NAME     CONFIG_BT_DEVICE_NAME
#define DEVICE_NAME_LEN (sizeof(DEVICE_NAME) - 1)

/*
 * Set Advertisement data. Based on the Eddystone specification:
 * https://github.com/google/eddystone/blob/master/protocol-specification.md
 * https://github.com/google/eddystone/tree/master/eddystone-url
 */
static const struct bt_data ad[] = {
        BT_DATA_BYTES(BT_DATA_FLAGS, BT_LE_AD_NO_BREDR),
        BT_DATA_BYTES(BT_DATA_UUID16_ALL, 0xaa, 0xfe),
        BT_DATA_BYTES(BT_DATA_SVC_DATA16, 0xaa, 0xfe, /* Eddystone UUID */
                      0x10,                           /* Eddystone-URL frame type */
                      0x00,                           /* Calibrated Tx power at 0m */
                      0x00,                           /* URL Scheme Prefix http://www. */
                      'z', 'e', 'p', 'h', 'y', 'r', 'p', 'r', 'o', 'j', 'e', 'c', 't',
                      0x08) /* .org */
};

/* Set Scan Response data */
static const struct bt_data sd[] = {
        BT_DATA(BT_DATA_NAME_COMPLETE, DEVICE_NAME, DEVICE_NAME_LEN),
};

void bt_ready(int err)
{
    char addr_s[BT_ADDR_LE_STR_LEN];
    bt_addr_le_t addr = {0};
    size_t count = 1;

    if (err)
    {
        printk("Bluetooth init failed (err %d)\n", err);
        return;
    }

    printk("Bluetooth initialized\n");

    /* Start advertising */
    err = bt_le_adv_start(BT_LE_ADV_NCONN_IDENTITY, ad, ARRAY_SIZE(ad), sd, ARRAY_SIZE(sd));
    if (err)
    {
        printk("Advertising failed to start (err %d)\n", err);
        return;
    }

    /* For connectable advertising you would use
     * bt_le_oob_get_local().  For non-connectable non-identity
     * advertising an non-resolvable private address is used;
     * there is no API to retrieve that.
     */

    bt_id_get(&addr, &count);
    bt_addr_le_to_str(&addr, addr_s, sizeof(addr_s));

    printk("Beacon started, advertising as %s\n", addr_s);
}

void app_polling_work(void)
{
    return;
}