zephyr/include/bluetooth/addr.h

96 lines
2.2 KiB
C

/** @file
* @brief Bluetooth device address definitions and utilities.
*/
/*
* Copyright (c) 2019 Nordic Semiconductor ASA
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef ZEPHYR_INCLUDE_BLUETOOTH_ADDR_H_
#define ZEPHYR_INCLUDE_BLUETOOTH_ADDR_H_
#include <zephyr/types.h>
#ifdef __cplusplus
extern "C" {
#endif
#define BT_ADDR_LE_PUBLIC 0x00
#define BT_ADDR_LE_RANDOM 0x01
#define BT_ADDR_LE_PUBLIC_ID 0x02
#define BT_ADDR_LE_RANDOM_ID 0x03
/** Bluetooth Device Address */
typedef struct {
u8_t val[6];
} bt_addr_t;
/** Bluetooth LE Device Address */
typedef struct {
u8_t type;
bt_addr_t a;
} bt_addr_le_t;
#define BT_ADDR_ANY (&(bt_addr_t) { { 0, 0, 0, 0, 0, 0 } })
#define BT_ADDR_NONE (&(bt_addr_t) { \
{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff } })
#define BT_ADDR_LE_ANY (&(bt_addr_le_t) { 0, { { 0, 0, 0, 0, 0, 0 } } })
#define BT_ADDR_LE_NONE (&(bt_addr_le_t) { 0, \
{ { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff } } })
static inline int bt_addr_cmp(const bt_addr_t *a, const bt_addr_t *b)
{
return memcmp(a, b, sizeof(*a));
}
static inline int bt_addr_le_cmp(const bt_addr_le_t *a, const bt_addr_le_t *b)
{
return memcmp(a, b, sizeof(*a));
}
static inline void bt_addr_copy(bt_addr_t *dst, const bt_addr_t *src)
{
memcpy(dst, src, sizeof(*dst));
}
static inline void bt_addr_le_copy(bt_addr_le_t *dst, const bt_addr_le_t *src)
{
memcpy(dst, src, sizeof(*dst));
}
#define BT_ADDR_IS_RPA(a) (((a)->val[5] & 0xc0) == 0x40)
#define BT_ADDR_IS_NRPA(a) (((a)->val[5] & 0xc0) == 0x00)
#define BT_ADDR_IS_STATIC(a) (((a)->val[5] & 0xc0) == 0xc0)
#define BT_ADDR_SET_RPA(a) ((a)->val[5] = (((a)->val[5] & 0x3f) | 0x40))
#define BT_ADDR_SET_NRPA(a) ((a)->val[5] &= 0x3f)
#define BT_ADDR_SET_STATIC(a) ((a)->val[5] |= 0xc0)
int bt_addr_le_create_nrpa(bt_addr_le_t *addr);
int bt_addr_le_create_static(bt_addr_le_t *addr);
static inline bool bt_addr_le_is_rpa(const bt_addr_le_t *addr)
{
if (addr->type != BT_ADDR_LE_RANDOM) {
return false;
}
return BT_ADDR_IS_RPA(&addr->a);
}
static inline bool bt_addr_le_is_identity(const bt_addr_le_t *addr)
{
if (addr->type == BT_ADDR_LE_PUBLIC) {
return true;
}
return BT_ADDR_IS_STATIC(&addr->a);
}
#ifdef __cplusplus
}
#endif
#endif /* ZEPHYR_INCLUDE_BLUETOOTH_ADDR_H_ */