esp-idf/components/bt/bluedroid/api/include/esp_bt_defs.h

110 lines
3.6 KiB
C

// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef __ESP_BT_DEFS_H__
#define __ESP_BT_DEFS_H__
#include <stdint.h>
#include <stdbool.h>
#ifdef __cplusplus
extern "C" {
#endif
/// Status Return Value
typedef enum {
ESP_BT_STATUS_SUCCESS = 0, /* Successful operation. */
ESP_BT_STATUS_FAILURE = 1, /* Generic failure. */
ESP_BT_STATUS_PENDING = 2, /* API cannot be completed right now */
ESP_BT_STATUS_BUSY = 3,
ESP_BT_STATUS_NO_RESOURCES = 4,
ESP_BT_STATUS_WRONG_MODE = 5,
} esp_bt_status_t;
/*Define the bt octet 16 bit size*/
#define ESP_BT_OCTET16_LEN 16
typedef uint8_t esp_bt_octet16_t[ESP_BT_OCTET16_LEN]; /* octet array: size 16 */
#define ESP_BT_OCTET8_LEN 8
typedef uint8_t esp_bt_octet8_t[ESP_BT_OCTET8_LEN]; /* octet array: size 8 */
typedef uint8_t esp_link_key[ESP_BT_OCTET16_LEN]; /* Link Key */
/// Default GATT interface id
#define ESP_DEFAULT_GATT_IF 0xff
/// Default BLE connection param, if the value doesn't be overwritten
#define ESP_BLE_CONN_PARAM_UNDEF 0xffff /* use this value when a specific value not to be overwritten */
/// Check the param is valid or not
#define ESP_BLE_IS_VALID_PARAM(x, min, max) (((x) >= (min) && (x) <= (max)) || ((x) == ESP_BLE_CONN_PARAM_UNDEF))
/// UUID type
typedef struct {
#define ESP_UUID_LEN_16 2
#define ESP_UUID_LEN_32 4
#define ESP_UUID_LEN_128 16
uint16_t len; /*!< UUID length, 16bit, 32bit or 128bit */
union {
uint16_t uuid16;
uint32_t uuid32;
uint8_t uuid128[ESP_UUID_LEN_128];
} uuid; /*!< UUID */
} __attribute__((packed)) esp_bt_uuid_t;
/// Bluetooth device type
typedef enum {
ESP_BT_DEVICE_TYPE_BREDR = 0x01,
ESP_BT_DEVICE_TYPE_BLE = 0x02,
ESP_BT_DEVICE_TYPE_DUMO = 0x03,
} esp_bt_dev_type_t;
/// Bluetooth address length
#define ESP_BD_ADDR_LEN 6
/// Bluetooth device address
typedef uint8_t esp_bd_addr_t[ESP_BD_ADDR_LEN];
/// BLE device address type
typedef enum {
BLE_ADDR_TYPE_PUBLIC = 0x00,
BLE_ADDR_TYPE_RANDOM = 0x01,
BLE_ADDR_TYPE_RPA_PUBLIC = 0x02,
BLE_ADDR_TYPE_RPA_RANDOM = 0x03,
} esp_ble_addr_type_t;
/// Used to exchange the encrytyption key in the init key & response key
#define ESP_BLE_ENC_KEY_MASK (1 << 0)
/// Used to exchange the IRK key in the init key & response key
#define ESP_BLE_ID_KEY_MASK (1 << 1)
/// Used to exchange the CSRK key in the init key & response key
#define ESP_BLE_CSR_KEY_MASK (1 << 2)
/// Used to exchange the link key(this key just used in the BLE & BR/EDR coexist mode) in the init key & response key
#define ESP_BLE_LINK_KEY_MASK (1 << 3)
/// Minimum of the application id
#define ESP_APP_ID_MIN 0x0000
/// Maximum of the application id
#define ESP_APP_ID_MAX 0x7fff
#define ESP_BD_ADDR_STR "%02x:%02x:%02x:%02x:%02x:%02x"
#define ESP_BD_ADDR_HEX(addr) addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]
#ifdef __cplusplus
}
#endif
#endif /* __ESP_BT_DEFS_H__ */