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/* main.c - Application main entry point */
/*
* Copyright (c) 2015-2016 Intel Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <stdint.h>
#include <stddef.h>
#include <string.h>
#include <errno.h>
#include <misc/printk.h>
#include <misc/byteorder.h>
#include <zephyr.h>
#include <bluetooth/bluetooth.h>
#include <bluetooth/hci.h>
#include <bluetooth/conn.h>
#include <bluetooth/uuid.h>
#include <bluetooth/gatt.h>
#include <gatt/gap.h>
#define DEVICE_NAME "SC only peripheral"
#define DEVICE_NAME_LEN (sizeof(DEVICE_NAME) - 1)
#define APPEARANCE 0x0000
static const struct bt_data ad[] = {
BT_DATA_BYTES(BT_DATA_FLAGS, (BT_LE_AD_GENERAL | BT_LE_AD_NO_BREDR)),
};
static const struct bt_data sd[] = {
BT_DATA(BT_DATA_NAME_COMPLETE, DEVICE_NAME, DEVICE_NAME_LEN),
};
static void connected(struct bt_conn *conn, uint8_t err)
{
char addr[BT_ADDR_LE_STR_LEN];
bt_addr_le_to_str(bt_conn_get_dst(conn), addr, sizeof(addr));
if (err) {
printk("Failed to connect to %s (%u)\n", addr, err);
return;
}
printk("Connected %s\n", addr);
if (bt_conn_security(conn, BT_SECURITY_FIPS)) {
printk("Failed to set security\n");
}
}
static void disconnected(struct bt_conn *conn, uint8_t reason)
{
char addr[BT_ADDR_LE_STR_LEN];
bt_addr_le_to_str(bt_conn_get_dst(conn), addr, sizeof(addr));
printk("Disconnected from %s (reason %u)\n", addr, reason);
}
static void identity_resolved(struct bt_conn *conn, const bt_addr_le_t *rpa,
const bt_addr_le_t *identity)
{
char addr_identity[BT_ADDR_LE_STR_LEN];
char addr_rpa[BT_ADDR_LE_STR_LEN];
bt_addr_le_to_str(identity, addr_identity, sizeof(addr_identity));
bt_addr_le_to_str(rpa, addr_rpa, sizeof(addr_rpa));
printk("Identity resolved %s -> %s\n", addr_rpa, addr_identity);
}
static void security_changed(struct bt_conn *conn, bt_security_t level)
{
char addr[BT_ADDR_LE_STR_LEN];
bt_addr_le_to_str(bt_conn_get_dst(conn), addr, sizeof(addr));
printk("Security changed: %s level %u\n", addr, level);
}
static struct bt_conn_cb conn_callbacks = {
.connected = connected,
.disconnected = disconnected,
.identity_resolved = identity_resolved,
.security_changed = security_changed,
};
static void auth_passkey_display(struct bt_conn *conn, unsigned int passkey)
{
char addr[BT_ADDR_LE_STR_LEN];
bt_addr_le_to_str(bt_conn_get_dst(conn), addr, sizeof(addr));
printk("Passkey for %s: %u\n", addr, passkey);
}
static void auth_cancel(struct bt_conn *conn)
{
char addr[BT_ADDR_LE_STR_LEN];
bt_addr_le_to_str(bt_conn_get_dst(conn), addr, sizeof(addr));
printk("Pairing cancelled: %s\n", addr);
}
static struct bt_conn_auth_cb auth_cb_display = {
.passkey_display = auth_passkey_display,
.passkey_entry = NULL,
.cancel = auth_cancel,
};
void main(void)
{
int err;
err = bt_enable(NULL);
if (err) {
printk("Bluetooth init failed (err %d)\n", err);
return;
}
printk("Bluetooth initialized\n");
gap_init(DEVICE_NAME, APPEARANCE);
bt_conn_auth_cb_register(&auth_cb_display);
bt_conn_cb_register(&conn_callbacks);
err = bt_le_adv_start(BT_LE_ADV_CONN, ad, ARRAY_SIZE(ad),
sd, ARRAY_SIZE(sd));
if (err) {
printk("Advertising failed to start (err %d)\n", err);
return;
}
printk("Advertising successfully started\n");
}
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