zephyr/subsys/bluetooth/host/settings.h

/*
 * Copyright (c) 2018 Intel Corporation
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/* Max settings key length (with all components) */
#define BT_SETTINGS_KEY_MAX 36

/* Base64-encoded string buffer size of in_size bytes */
#define BT_SETTINGS_SIZE(in_size) ((((((in_size) - 1) / 3) * 4) + 4) + 1)

/* Helpers for keys containing a bdaddr */
void bt_settings_encode_key(char *path, size_t path_size, const char *subsys,
			    const bt_addr_le_t *addr, const char *key);
int bt_settings_decode_key(const char *key, bt_addr_le_t *addr);

void bt_settings_save_id(void);

int bt_settings_init(void);