833 lines
40 KiB
C
833 lines
40 KiB
C
// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef __ESP_GAP_BLE_API_H__
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#define __ESP_GAP_BLE_API_H__
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#include <stdint.h>
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#include <stdbool.h>
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#include "esp_err.h"
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#include "esp_bt_defs.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**@{
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* BLE_ADV_DATA_FLAG data flag bit definition used for advertising data flag
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*/
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#define ESP_BLE_ADV_FLAG_LIMIT_DISC (0x01 << 0)
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#define ESP_BLE_ADV_FLAG_GEN_DISC (0x01 << 1)
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#define ESP_BLE_ADV_FLAG_BREDR_NOT_SPT (0x01 << 2)
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#define ESP_BLE_ADV_FLAG_DMT_CONTROLLER_SPT (0x01 << 3)
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#define ESP_BLE_ADV_FLAG_DMT_HOST_SPT (0x01 << 4)
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#define ESP_BLE_ADV_FLAG_NON_LIMIT_DISC (0x00 )
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/**
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* @}
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*/
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/* relate to BTM_LE_KEY_xxx in btm_api.h */
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#define ESP_LE_KEY_NONE 0 /* relate to BTM_LE_KEY_NONE in btm_api.h */
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#define ESP_LE_KEY_PENC (1 << 0) /*!< encryption key, encryption information of peer device */ /* relate to BTM_LE_KEY_PENC in btm_api.h */
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#define ESP_LE_KEY_PID (1 << 1) /*!< identity key of the peer device */ /* relate to BTM_LE_KEY_PID in btm_api.h */
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#define ESP_LE_KEY_PCSRK (1 << 2) /*!< peer SRK */ /* relate to BTM_LE_KEY_PCSRK in btm_api.h */
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#define ESP_LE_KEY_PLK (1 << 3) /*!< Link key*/ /* relate to BTM_LE_KEY_PLK in btm_api.h */
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#define ESP_LE_KEY_LLK (ESP_LE_KEY_PLK << 4) /* relate to BTM_LE_KEY_LLK in btm_api.h */
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#define ESP_LE_KEY_LENC (ESP_LE_KEY_PENC << 4) /*!< master role security information:div */ /* relate to BTM_LE_KEY_LENC in btm_api.h */
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#define ESP_LE_KEY_LID (ESP_LE_KEY_PID << 4) /*!< master device ID key */ /* relate to BTM_LE_KEY_LID in btm_api.h */
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#define ESP_LE_KEY_LCSRK (ESP_LE_KEY_PCSRK << 4) /*!< local CSRK has been deliver to peer */ /* relate to BTM_LE_KEY_LCSRK in btm_api.h */
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typedef uint8_t esp_ble_key_type_t;
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/* relate to BTM_LE_AUTH_xxx in btm_api.h */
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#define ESP_LE_AUTH_NO_BOND 0x00 /*!< 0*/ /* relate to BTM_LE_AUTH_NO_BOND in btm_api.h */
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#define ESP_LE_AUTH_BOND 0x01 /*!< 1 << 0 */ /* relate to BTM_LE_AUTH_BOND in btm_api.h */
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#define ESP_LE_AUTH_REQ_MITM (1 << 2) /*!< 1 << 2 */ /* relate to BTM_LE_AUTH_REQ_MITM in btm_api.h */
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#define ESP_LE_AUTH_REQ_SC_ONLY (1 << 3) /*!< 1 << 3 */ /* relate to BTM_LE_AUTH_REQ_SC_ONLY in btm_api.h */
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#define ESP_LE_AUTH_REQ_SC_BOND (ESP_LE_AUTH_BOND | ESP_LE_AUTH_REQ_SC_ONLY) /*!< 1001 */ /* relate to BTM_LE_AUTH_REQ_SC_BOND in btm_api.h */
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#define ESP_LE_AUTH_REQ_SC_MITM (ESP_LE_AUTH_REQ_MITM | ESP_LE_AUTH_REQ_SC_ONLY) /*!< 1100 */ /* relate to BTM_LE_AUTH_REQ_SC_MITM in btm_api.h */
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#define ESP_LE_AUTH_REQ_SC_MITM_BOND (ESP_LE_AUTH_REQ_MITM | ESP_LE_AUTH_REQ_SC_ONLY | ESP_LE_AUTH_BOND) /*!< 1101 */ /* relate to BTM_LE_AUTH_REQ_SC_MITM_BOND in btm_api.h */
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typedef uint8_t esp_ble_auth_req_t; /*!< combination of the above bit pattern */
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/* relate to BTM_IO_CAP_xxx in btm_api.h */
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#define ESP_IO_CAP_OUT 0 /*!< DisplayOnly */ /* relate to BTM_IO_CAP_OUT in btm_api.h */
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#define ESP_IO_CAP_IO 1 /*!< DisplayYesNo */ /* relate to BTM_IO_CAP_IO in btm_api.h */
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#define ESP_IO_CAP_IN 2 /*!< KeyboardOnly */ /* relate to BTM_IO_CAP_IN in btm_api.h */
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#define ESP_IO_CAP_NONE 3 /*!< NoInputNoOutput */ /* relate to BTM_IO_CAP_NONE in btm_api.h */
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#define ESP_IO_CAP_KBDISP 4 /*!< Keyboard display */ /* relate to BTM_IO_CAP_KBDISP in btm_api.h */
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typedef uint8_t esp_ble_io_cap_t; /*!< combination of the io capability */
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/// GAP BLE callback event type
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typedef enum {
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ESP_GAP_BLE_ADV_DATA_SET_COMPLETE_EVT = 0, /*!< When advertising data set complete, the event comes */
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ESP_GAP_BLE_SCAN_RSP_DATA_SET_COMPLETE_EVT, /*!< When scan response data set complete, the event comes */
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ESP_GAP_BLE_SCAN_PARAM_SET_COMPLETE_EVT, /*!< When scan parameters set complete, the event comes */
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ESP_GAP_BLE_SCAN_RESULT_EVT, /*!< When one scan result ready, the event comes each time */
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ESP_GAP_BLE_ADV_DATA_RAW_SET_COMPLETE_EVT, /*!< When raw advertising data set complete, the event comes */
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ESP_GAP_BLE_SCAN_RSP_DATA_RAW_SET_COMPLETE_EVT, /*!< When raw advertising data set complete, the event comes */
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ESP_GAP_BLE_ADV_START_COMPLETE_EVT, /*!< When start advertising complete, the event comes */
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ESP_GAP_BLE_SCAN_START_COMPLETE_EVT, /*!< When start scan complete, the event comes */
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ESP_GAP_BLE_AUTH_CMPL_EVT, /* Authentication complete indication. */
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ESP_GAP_BLE_KEY_EVT, /* BLE key event for peer device keys */
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ESP_GAP_BLE_SEC_REQ_EVT, /* BLE security request */
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ESP_GAP_BLE_PASSKEY_NOTIF_EVT, /* passkey notification event */
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ESP_GAP_BLE_PASSKEY_REQ_EVT, /* passkey request event */
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ESP_GAP_BLE_OOB_REQ_EVT, /* OOB request event */
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ESP_GAP_BLE_LOCAL_IR_EVT, /* BLE local IR event */
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ESP_GAP_BLE_LOCAL_ER_EVT, /* BLE local ER event */
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ESP_GAP_BLE_NC_REQ_EVT, /* Numeric Comparison request event */
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ESP_GAP_BLE_ADV_STOP_COMPLETE_EVT, /*!< When stop adv complete, the event comes */
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ESP_GAP_BLE_SCAN_STOP_COMPLETE_EVT, /*!< When stop scan complete, the event comes */
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ESP_GAP_BLE_SET_STATIC_RAND_ADDR_EVT, /*!< When set the static rand address complete, the event comes */
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ESP_GAP_BLE_UPDATE_CONN_PARAMS_EVT, /*!< When update connection parameters complete, the event comes */
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ESP_GAP_BLE_SET_PKT_LENGTH_COMPLETE_EVT, /*!< When set pkt lenght complete, the event comes */
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} esp_gap_ble_cb_event_t;
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/// Advertising data maximum length
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#define ESP_BLE_ADV_DATA_LEN_MAX 31
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/// Scan response data maximum length
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#define ESP_BLE_SCAN_RSP_DATA_LEN_MAX 31
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/* relate to BTM_BLE_AD_TYPE_xxx in btm_ble_api.h */
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/// The type of advertising data(not adv_type)
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typedef enum {
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ESP_BLE_AD_TYPE_FLAG = 0x01, /* relate to BTM_BLE_AD_TYPE_FLAG in btm_ble_api.h */
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ESP_BLE_AD_TYPE_16SRV_PART = 0x02, /* relate to BTM_BLE_AD_TYPE_16SRV_PART in btm_ble_api.h */
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ESP_BLE_AD_TYPE_16SRV_CMPL = 0x03, /* relate to BTM_BLE_AD_TYPE_16SRV_CMPL in btm_ble_api.h */
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ESP_BLE_AD_TYPE_32SRV_PART = 0x04, /* relate to BTM_BLE_AD_TYPE_32SRV_PART in btm_ble_api.h */
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ESP_BLE_AD_TYPE_32SRV_CMPL = 0x05, /* relate to BTM_BLE_AD_TYPE_32SRV_CMPL in btm_ble_api.h */
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ESP_BLE_AD_TYPE_128SRV_PART = 0x06, /* relate to BTM_BLE_AD_TYPE_128SRV_PART in btm_ble_api.h */
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ESP_BLE_AD_TYPE_128SRV_CMPL = 0x07, /* relate to BTM_BLE_AD_TYPE_128SRV_CMPL in btm_ble_api.h */
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ESP_BLE_AD_TYPE_NAME_SHORT = 0x08, /* relate to BTM_BLE_AD_TYPE_NAME_SHORT in btm_ble_api.h */
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ESP_BLE_AD_TYPE_NAME_CMPL = 0x09, /* relate to BTM_BLE_AD_TYPE_NAME_CMPL in btm_ble_api.h */
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ESP_BLE_AD_TYPE_TX_PWR = 0x0A, /* relate to BTM_BLE_AD_TYPE_TX_PWR in btm_ble_api.h */
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ESP_BLE_AD_TYPE_DEV_CLASS = 0x0D, /* relate to BTM_BLE_AD_TYPE_DEV_CLASS in btm_ble_api.h */
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ESP_BLE_AD_TYPE_SM_TK = 0x10, /* relate to BTM_BLE_AD_TYPE_SM_TK in btm_ble_api.h */
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ESP_BLE_AD_TYPE_SM_OOB_FLAG = 0x11, /* relate to BTM_BLE_AD_TYPE_SM_OOB_FLAG in btm_ble_api.h */
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ESP_BLE_AD_TYPE_INT_RANGE = 0x12, /* relate to BTM_BLE_AD_TYPE_INT_RANGE in btm_ble_api.h */
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ESP_BLE_AD_TYPE_SOL_SRV_UUID = 0x14, /* relate to BTM_BLE_AD_TYPE_SOL_SRV_UUID in btm_ble_api.h */
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ESP_BLE_AD_TYPE_128SOL_SRV_UUID = 0x15, /* relate to BTM_BLE_AD_TYPE_128SOL_SRV_UUID in btm_ble_api.h */
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ESP_BLE_AD_TYPE_SERVICE_DATA = 0x16, /* relate to BTM_BLE_AD_TYPE_SERVICE_DATA in btm_ble_api.h */
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ESP_BLE_AD_TYPE_PUBLIC_TARGET = 0x17, /* relate to BTM_BLE_AD_TYPE_PUBLIC_TARGET in btm_ble_api.h */
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ESP_BLE_AD_TYPE_RANDOM_TARGET = 0x18, /* relate to BTM_BLE_AD_TYPE_RANDOM_TARGET in btm_ble_api.h */
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ESP_BLE_AD_TYPE_APPEARANCE = 0x19, /* relate to BTM_BLE_AD_TYPE_APPEARANCE in btm_ble_api.h */
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ESP_BLE_AD_TYPE_ADV_INT = 0x1A, /* relate to BTM_BLE_AD_TYPE_ADV_INT in btm_ble_api.h */
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ESP_BLE_AD_TYPE_LE_DEV_ADDR = 0x1b, /* relate to BTM_BLE_AD_TYPE_LE_DEV_ADDR in btm_ble_api.h */
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ESP_BLE_AD_TYPE_LE_ROLE = 0x1c, /* relate to BTM_BLE_AD_TYPE_LE_ROLE in btm_ble_api.h */
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ESP_BLE_AD_TYPE_SPAIR_C256 = 0x1d, /* relate to BTM_BLE_AD_TYPE_SPAIR_C256 in btm_ble_api.h */
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ESP_BLE_AD_TYPE_SPAIR_R256 = 0x1e, /* relate to BTM_BLE_AD_TYPE_SPAIR_R256 in btm_ble_api.h */
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ESP_BLE_AD_TYPE_32SOL_SRV_UUID = 0x1f, /* relate to BTM_BLE_AD_TYPE_32SOL_SRV_UUID in btm_ble_api.h */
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ESP_BLE_AD_TYPE_32SERVICE_DATA = 0x20, /* relate to BTM_BLE_AD_TYPE_32SERVICE_DATA in btm_ble_api.h */
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ESP_BLE_AD_TYPE_128SERVICE_DATA = 0x21, /* relate to BTM_BLE_AD_TYPE_128SERVICE_DATA in btm_ble_api.h */
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ESP_BLE_AD_TYPE_LE_SECURE_CONFIRM = 0x22, /* relate to BTM_BLE_AD_TYPE_LE_SECURE_CONFIRM in btm_ble_api.h */
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ESP_BLE_AD_TYPE_LE_SECURE_RANDOM = 0x23, /* relate to BTM_BLE_AD_TYPE_LE_SECURE_RANDOM in btm_ble_api.h */
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ESP_BLE_AD_TYPE_URI = 0x24, /* relate to BTM_BLE_AD_TYPE_URI in btm_ble_api.h */
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ESP_BLE_AD_TYPE_INDOOR_POSITION = 0x25, /* relate to BTM_BLE_AD_TYPE_INDOOR_POSITION in btm_ble_api.h */
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ESP_BLE_AD_TYPE_TRANS_DISC_DATA = 0x26, /* relate to BTM_BLE_AD_TYPE_TRANS_DISC_DATA in btm_ble_api.h */
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ESP_BLE_AD_TYPE_LE_SUPPORT_FEATURE = 0x27, /* relate to BTM_BLE_AD_TYPE_LE_SUPPORT_FEATURE in btm_ble_api.h */
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ESP_BLE_AD_TYPE_CHAN_MAP_UPDATE = 0x28, /* relate to BTM_BLE_AD_TYPE_CHAN_MAP_UPDATE in btm_ble_api.h */
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ESP_BLE_AD_MANUFACTURER_SPECIFIC_TYPE = 0xFF, /* relate to BTM_BLE_AD_MANUFACTURER_SPECIFIC_TYPE in btm_ble_api.h */
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} esp_ble_adv_data_type;
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/// Advertising mode
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typedef enum {
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ADV_TYPE_IND = 0x00,
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ADV_TYPE_DIRECT_IND_HIGH = 0x01,
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ADV_TYPE_SCAN_IND = 0x02,
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ADV_TYPE_NONCONN_IND = 0x03,
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ADV_TYPE_DIRECT_IND_LOW = 0x04,
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} esp_ble_adv_type_t;
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/// Advertising channel mask
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typedef enum {
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ADV_CHNL_37 = 0x01,
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ADV_CHNL_38 = 0x02,
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ADV_CHNL_39 = 0x04,
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ADV_CHNL_ALL = 0x07,
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} esp_ble_adv_channel_t;
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typedef enum {
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///Allow both scan and connection requests from anyone
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ADV_FILTER_ALLOW_SCAN_ANY_CON_ANY = 0x00,
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///Allow both scan req from White List devices only and connection req from anyone
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ADV_FILTER_ALLOW_SCAN_WLST_CON_ANY,
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///Allow both scan req from anyone and connection req from White List devices only
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ADV_FILTER_ALLOW_SCAN_ANY_CON_WLST,
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///Allow scan and connection requests from White List devices only
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ADV_FILTER_ALLOW_SCAN_WLST_CON_WLST,
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///Enumeration end value for advertising filter policy value check
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} esp_ble_adv_filter_t;
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/* relate to BTA_DM_BLE_SEC_xxx in bta_api.h */
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typedef enum {
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ESP_BLE_SEC_NONE = 0, /* relate to BTA_DM_BLE_SEC_NONE in bta_api.h */
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ESP_BLE_SEC_ENCRYPT, /* relate to BTA_DM_BLE_SEC_ENCRYPT in bta_api.h */
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ESP_BLE_SEC_ENCRYPT_NO_MITM, /* relate to BTA_DM_BLE_SEC_ENCRYPT_NO_MITM in bta_api.h */
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ESP_BLE_SEC_ENCRYPT_MITM, /* relate to BTA_DM_BLE_SEC_ENCRYPT_MITM in bta_api.h */
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}esp_ble_sec_act_t;
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typedef enum {
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ESP_BLE_SM_PASSKEY = 0,
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ESP_BLE_SM_AUTHEN_REQ_MODE,
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ESP_BLE_SM_IOCAP_MODE,
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ESP_BLE_SM_SET_INIT_KEY,
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ESP_BLE_SM_SET_RSP_KEY,
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ESP_BLE_SM_MAX_KEY_SIZE,
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} esp_ble_sm_param_t;
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/// Advertising parameters
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typedef struct {
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uint16_t adv_int_min; /*!< Minimum advertising interval for
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undirected and low duty cycle directed advertising.
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Range: 0x0020 to 0x4000 Default: N = 0x0800 (1.28 second)
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Time = N * 0.625 msec Time Range: 20 ms to 10.24 sec */
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uint16_t adv_int_max; /*!< Maximum advertising interval for
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undirected and low duty cycle directed advertising.
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Range: 0x0020 to 0x4000 Default: N = 0x0800 (1.28 second)
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Time = N * 0.625 msec Time Range: 20 ms to 10.24 sec Advertising max interval */
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esp_ble_adv_type_t adv_type; /*!< Advertising type */
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esp_ble_addr_type_t own_addr_type; /*!< Owner bluetooth device address type */
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esp_bd_addr_t peer_addr; /*!< Peer device bluetooth device address */
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esp_ble_addr_type_t peer_addr_type; /*!< Peer device bluetooth device address type */
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esp_ble_adv_channel_t channel_map; /*!< Advertising channel map */
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esp_ble_adv_filter_t adv_filter_policy; /*!< Advertising filter policy */
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} esp_ble_adv_params_t;
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/// Advertising data content, according to "Supplement to the Bluetooth Core Specification"
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typedef struct {
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bool set_scan_rsp; /*!< Set this advertising data as scan response or not*/
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bool include_name; /*!< Advertising data include device name or not */
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bool include_txpower; /*!< Advertising data include TX power */
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int min_interval; /*!< Advertising data show advertising min interval */
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int max_interval; /*!< Advertising data show advertising max interval */
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int appearance; /*!< External appearance of device */
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uint16_t manufacturer_len; /*!< Manufacturer data length */
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uint8_t *p_manufacturer_data; /*!< Manufacturer data point */
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uint16_t service_data_len; /*!< Service data length */
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uint8_t *p_service_data; /*!< Service data point */
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uint16_t service_uuid_len; /*!< Service uuid length */
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uint8_t *p_service_uuid; /*!< Service uuid array point */
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uint8_t flag; /*!< Advertising flag of discovery mode, see BLE_ADV_DATA_FLAG detail */
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} esp_ble_adv_data_t;
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/// Ble scan type
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typedef enum {
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BLE_SCAN_TYPE_PASSIVE = 0x0, /*!< Passive scan */
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BLE_SCAN_TYPE_ACTIVE = 0x1, /*!< Active scan */
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} esp_ble_scan_type_t;
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/// Ble scan filter type
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typedef enum {
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BLE_SCAN_FILTER_ALLOW_ALL = 0x0, /*!< Accept all :
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1. advertisement packets except directed advertising packets not addressed to this device (default). */
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BLE_SCAN_FILTER_ALLOW_ONLY_WLST = 0x1, /*!< Accept only :
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1. advertisement packets from devices where the advertiser’s address is in the White list.
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2. Directed advertising packets which are not addressed for this device shall be ignored. */
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BLE_SCAN_FILTER_ALLOW_UND_RPA_DIR = 0x2, /*!< Accept all :
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1. undirected advertisement packets, and
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2. directed advertising packets where the initiator address is a resolvable private address, and
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3. directed advertising packets addressed to this device. */
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BLE_SCAN_FILTER_ALLOW_WLIST_PRA_DIR = 0x3, /*!< Accept all :
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1. advertisement packets from devices where the advertiser’s address is in the White list, and
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2. directed advertising packets where the initiator address is a resolvable private address, and
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3. directed advertising packets addressed to this device.*/
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} esp_ble_scan_filter_t;
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/// Ble scan parameters
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typedef struct {
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esp_ble_scan_type_t scan_type; /*!< Scan type */
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esp_ble_addr_type_t own_addr_type; /*!< Owner address type */
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esp_ble_scan_filter_t scan_filter_policy; /*!< Scan filter policy */
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uint16_t scan_interval; /*!< Scan interval. This is defined as the time interval from
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when the Controller started its last LE scan until it begins the subsequent LE scan.
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Range: 0x0004 to 0x4000 Default: 0x0010 (10 ms)
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Time = N * 0.625 msec
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Time Range: 2.5 msec to 10.24 seconds*/
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uint16_t scan_window; /*!< Scan window. The duration of the LE scan. LE_Scan_Window
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shall be less than or equal to LE_Scan_Interval
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Range: 0x0004 to 0x4000 Default: 0x0010 (10 ms)
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Time = N * 0.625 msec
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Time Range: 2.5 msec to 10240 msec */
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} esp_ble_scan_params_t;
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/// Connection update parameters
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typedef struct {
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esp_bd_addr_t bda; /*!< Bluetooth device address */
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uint16_t min_int; /*!< Min connection interval */
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uint16_t max_int; /*!< Max connection interval */
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uint16_t latency; /*!< Slave latency for the connection in number of connection events. Range: 0x0000 to 0x01F3 */
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uint16_t timeout; /*!< Supervision timeout for the LE Link. Range: 0x000A to 0x0C80.
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Mandatory Range: 0x000A to 0x0C80 Time = N * 10 msec
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Time Range: 100 msec to 32 seconds */
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} esp_ble_conn_update_params_t;
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/**
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* @brief BLE pkt date length keys
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*/
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typedef struct
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{
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uint16_t rx_len; /*!< pkt rx data length value */
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uint16_t tx_len; /*!< pkt tx data length value */
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}esp_ble_pkt_data_length_params_t;
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/**
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* @brief BLE encryption keys
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*/
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typedef struct
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{
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esp_bt_octet16_t ltk; /*!< The long term key*/
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esp_bt_octet8_t rand; /*!< The random number*/
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uint16_t ediv; /*!< The ediv value*/
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uint8_t sec_level; /*!< The security level of the security link*/
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uint8_t key_size; /*!< The key size(7~16) of the security link*/
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}esp_ble_penc_keys_t; /*!< The key type*/
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/**
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* @brief BLE CSRK keys
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*/
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typedef struct
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{
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uint32_t counter; /*!< The counter */
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esp_bt_octet16_t csrk; /*!< The csrk key */
|
||
uint8_t sec_level; /*!< The security level */
|
||
}esp_ble_pcsrk_keys_t; /*!< The pcsrk key type */
|
||
|
||
/**
|
||
* @brief BLE pid keys
|
||
*/
|
||
typedef struct
|
||
{
|
||
esp_bt_octet16_t irk; /*!< The irk value */
|
||
esp_ble_addr_type_t addr_type; /*!< The address type */
|
||
esp_bd_addr_t static_addr; /*!< The static address */
|
||
}esp_ble_pid_keys_t; /*!< The pid key type */
|
||
|
||
/**
|
||
* @brief BLE Encryption reproduction keys
|
||
*/
|
||
typedef struct
|
||
{
|
||
esp_bt_octet16_t ltk; /*!< The long term key */
|
||
uint16_t div; /*!< The div value */
|
||
uint8_t key_size; /*!< The key size of the security link */
|
||
uint8_t sec_level; /*!< The security level of the security link */
|
||
}esp_ble_lenc_keys_t; /*!< The key type */
|
||
|
||
/**
|
||
* @brief BLE SRK keys
|
||
*/
|
||
typedef struct
|
||
{
|
||
uint32_t counter; /*!< The counter value */
|
||
uint16_t div; /*!< The div value */
|
||
uint8_t sec_level; /*!< The security level of the security link */
|
||
esp_bt_octet16_t csrk; /*!< The csrk key value */
|
||
}esp_ble_lcsrk_keys; /*!< The csrk key type */
|
||
|
||
/**
|
||
* @brief Structure associated with ESP_KEY_NOTIF_EVT
|
||
*/
|
||
typedef struct
|
||
{
|
||
esp_bd_addr_t bd_addr; /*!< peer address */
|
||
uint32_t passkey; /*!< the numeric value for comparison. If just_works, do not show this number to UI */
|
||
} esp_ble_sec_key_notif_t; /*!< BLE key notify type*/
|
||
|
||
/**
|
||
* @brief Structure of the security request
|
||
*/
|
||
typedef struct
|
||
{
|
||
esp_bd_addr_t bd_addr; /*!< peer address */
|
||
}esp_ble_sec_req_t; /*!< BLE security request type*/
|
||
|
||
/**
|
||
* @brief union type of the security key value
|
||
*/
|
||
typedef union
|
||
{
|
||
esp_ble_penc_keys_t penc_key; /*!< received peer encryption key */
|
||
esp_ble_pcsrk_keys_t pcsrk_key; /*!< received peer device SRK */
|
||
esp_ble_pid_keys_t pid_key; /*!< peer device ID key */
|
||
esp_ble_lenc_keys_t lenc_key; /*!< local encryption reproduction keys LTK = = d1(ER,DIV,0)*/
|
||
esp_ble_lcsrk_keys lcsrk_key; /*!< local device CSRK = d1(ER,DIV,1)*/
|
||
}esp_ble_key_value_t; /*!< ble key value type*/
|
||
|
||
|
||
/**
|
||
* @brief union type of the security key value
|
||
*/
|
||
typedef struct
|
||
{
|
||
esp_bd_addr_t bd_addr; /*!< peer address */
|
||
esp_ble_key_type_t key_type; /*!< key type of the security link */
|
||
esp_ble_key_value_t p_key_value; /*!< the pointer to the key value */
|
||
}esp_ble_key_t; /*!< the union to the ble key value type*/
|
||
|
||
/**
|
||
* @brief structure type of the ble local id keys value
|
||
*/
|
||
typedef struct {
|
||
esp_bt_octet16_t ir; /*!< the 16 bits of the ir value */
|
||
esp_bt_octet16_t irk; /*!< the 16 bits of the ir key value */
|
||
esp_bt_octet16_t dhk; /*!< the 16 bits of the dh key value */
|
||
}esp_ble_local_id_keys_t; /*!< the structure of the ble local id keys value type*/
|
||
|
||
|
||
/**
|
||
* @brief Structure associated with ESP_AUTH_CMPL_EVT
|
||
*/
|
||
typedef struct
|
||
{
|
||
esp_bd_addr_t bd_addr; /*!< BD address peer device. */
|
||
bool key_present; /*!< Valid link key value in key element */
|
||
esp_link_key key; /*!< Link key associated with peer device. */
|
||
uint8_t key_type; /*!< The type of Link Key */
|
||
bool success; /*!< TRUE of authentication succeeded, FALSE if failed. */
|
||
uint8_t fail_reason; /*!< The HCI reason/error code for when success=FALSE */
|
||
esp_ble_addr_type_t addr_type; /*!< Peer device address type */
|
||
esp_bt_dev_type_t dev_type; /*!< Device type */
|
||
}esp_ble_auth_cmpl_t; /*!< The ble authentication complite cb type */
|
||
|
||
/**
|
||
* @brief union associated with ble security
|
||
*/
|
||
typedef union
|
||
{
|
||
esp_ble_sec_key_notif_t key_notif; /*!< passkey notification */
|
||
esp_ble_sec_req_t ble_req; /*!< BLE SMP related request */
|
||
esp_ble_key_t ble_key; /*!< BLE SMP keys used when pairing */
|
||
esp_ble_local_id_keys_t ble_id_keys; /*!< BLE IR event */
|
||
esp_ble_auth_cmpl_t auth_cmpl; /*!< Authentication complete indication. */
|
||
}esp_ble_sec_t; /*!< Ble secutity type */
|
||
|
||
/// Sub Event of ESP_GAP_BLE_SCAN_RESULT_EVT
|
||
typedef enum {
|
||
ESP_GAP_SEARCH_INQ_RES_EVT = 0, /*!< Inquiry result for a peer device. */
|
||
ESP_GAP_SEARCH_INQ_CMPL_EVT = 1, /*!< Inquiry complete. */
|
||
ESP_GAP_SEARCH_DISC_RES_EVT = 2, /*!< Discovery result for a peer device. */
|
||
ESP_GAP_SEARCH_DISC_BLE_RES_EVT = 3, /*!< Discovery result for BLE GATT based service on a peer device. */
|
||
ESP_GAP_SEARCH_DISC_CMPL_EVT = 4, /*!< Discovery complete. */
|
||
ESP_GAP_SEARCH_DI_DISC_CMPL_EVT = 5, /*!< Discovery complete. */
|
||
ESP_GAP_SEARCH_SEARCH_CANCEL_CMPL_EVT = 6, /*!< Search cancelled */
|
||
} esp_gap_search_evt_t;
|
||
|
||
/**
|
||
* @brief Ble scan result event type, to indicate the
|
||
* result is scan response or advertising data or other
|
||
*/
|
||
typedef enum {
|
||
ESP_BLE_EVT_CONN_ADV = 0x00, /*!< Connectable undirected advertising (ADV_IND) */
|
||
ESP_BLE_EVT_CONN_DIR_ADV = 0x01, /*!< Connectable directed advertising (ADV_DIRECT_IND) */
|
||
ESP_BLE_EVT_DISC_ADV = 0x02, /*!< Scannable undirected advertising (ADV_SCAN_IND) */
|
||
ESP_BLE_EVT_NON_CONN_ADV = 0x03, /*!< Non connectable undirected advertising (ADV_NONCONN_IND) */
|
||
ESP_BLE_EVT_SCAN_RSP = 0x04, /*!< Scan Response (SCAN_RSP) */
|
||
} esp_ble_evt_type_t;
|
||
|
||
/**
|
||
* @brief Gap callback parameters union
|
||
*/
|
||
typedef union {
|
||
/**
|
||
* @brief ESP_GAP_BLE_ADV_DATA_SET_COMPLETE_EVT
|
||
*/
|
||
struct ble_adv_data_cmpl_evt_param {
|
||
esp_bt_status_t status; /*!< Indicate the set advertising data operation success status */
|
||
} adv_data_cmpl; /*!< Event parameter of ESP_GAP_BLE_ADV_DATA_SET_COMPLETE_EVT */
|
||
/**
|
||
* @brief ESP_GAP_BLE_SCAN_RSP_DATA_SET_COMPLETE_EVT
|
||
*/
|
||
struct ble_scan_rsp_data_cmpl_evt_param {
|
||
esp_bt_status_t status; /*!< Indicate the set scan response data operation success status */
|
||
} scan_rsp_data_cmpl; /*!< Event parameter of ESP_GAP_BLE_SCAN_RSP_DATA_SET_COMPLETE_EVT */
|
||
/**
|
||
* @brief ESP_GAP_BLE_SCAN_PARAM_SET_COMPLETE_EVT
|
||
*/
|
||
struct ble_scan_param_cmpl_evt_param {
|
||
esp_bt_status_t status; /*!< Indicate the set scan param operation success status */
|
||
} scan_param_cmpl; /*!< Event parameter of ESP_GAP_BLE_SCAN_PARAM_SET_COMPLETE_EVT */
|
||
/**
|
||
* @brief ESP_GAP_BLE_SCAN_RESULT_EVT
|
||
*/
|
||
struct ble_scan_result_evt_param {
|
||
esp_gap_search_evt_t search_evt; /*!< Search event type */
|
||
esp_bd_addr_t bda; /*!< Bluetooth device address which has been searched */
|
||
esp_bt_dev_type_t dev_type; /*!< Device type */
|
||
esp_ble_addr_type_t ble_addr_type; /*!< Ble device address type */
|
||
esp_ble_evt_type_t ble_evt_type; /*!< Ble scan result event type */
|
||
int rssi; /*!< Searched device's RSSI */
|
||
uint8_t ble_adv[ESP_BLE_ADV_DATA_LEN_MAX + ESP_BLE_SCAN_RSP_DATA_LEN_MAX]; /*!< Received EIR */
|
||
int flag; /*!< Advertising data flag bit */
|
||
int num_resps; /*!< Scan result number */
|
||
uint8_t adv_data_len; /*!< Adv data length */
|
||
uint8_t scan_rsp_len; /*!< Scan response length */
|
||
} scan_rst; /*!< Event parameter of ESP_GAP_BLE_SCAN_RESULT_EVT */
|
||
/**
|
||
* @brief ESP_GAP_BLE_ADV_DATA_RAW_SET_COMPLETE_EVT
|
||
*/
|
||
struct ble_adv_data_raw_cmpl_evt_param {
|
||
esp_bt_status_t status; /*!< Indicate the set raw advertising data operation success status */
|
||
} adv_data_raw_cmpl; /*!< Event parameter of ESP_GAP_BLE_ADV_DATA_RAW_SET_COMPLETE_EVT */
|
||
/**
|
||
* @brief ESP_GAP_BLE_SCAN_RSP_DATA_RAW_SET_COMPLETE_EVT
|
||
*/
|
||
struct ble_scan_rsp_data_raw_cmpl_evt_param {
|
||
esp_bt_status_t status; /*!< Indicate the set raw advertising data operation success status */
|
||
} scan_rsp_data_raw_cmpl; /*!< Event parameter of ESP_GAP_BLE_SCAN_RSP_DATA_RAW_SET_COMPLETE_EVT */
|
||
/**
|
||
* @brief ESP_GAP_BLE_ADV_START_COMPLETE_EVT
|
||
*/
|
||
struct ble_adv_start_cmpl_evt_param {
|
||
esp_bt_status_t status; /*!< Indicate advertising start operation success status */
|
||
} adv_start_cmpl; /*!< Event parameter of ESP_GAP_BLE_ADV_START_COMPLETE_EVT */
|
||
/**
|
||
* @brief ESP_GAP_BLE_SCAN_START_COMPLETE_EVT
|
||
*/
|
||
struct ble_scan_start_cmpl_evt_param {
|
||
esp_bt_status_t status; /*!< Indicate scan start operation success status */
|
||
} scan_start_cmpl; /*!< Event parameter of ESP_GAP_BLE_SCAN_START_COMPLETE_EVT */
|
||
|
||
esp_ble_sec_t ble_security; /*!< ble gap security union type */
|
||
/**
|
||
* @brief ESP_GAP_BLE_SCAN_STOP_COMPLETE_EVT
|
||
*/
|
||
struct ble_scan_stop_cmpl_evt_param {
|
||
esp_bt_status_t status; /*!< Indicate scan stop operation success status */
|
||
} scan_stop_cmpl; /*!< Event parameter of ESP_GAP_BLE_SCAN_STOP_COMPLETE_EVT */
|
||
/**
|
||
* @brief ESP_GAP_BLE_ADV_STOP_COMPLETE_EVT
|
||
*/
|
||
struct ble_adv_stop_cmpl_evt_param {
|
||
esp_bt_status_t status; /*!< Indicate adv stop operation success status */
|
||
} adv_stop_cmpl; /*!< Event parameter of ESP_GAP_BLE_ADV_STOP_COMPLETE_EVT */
|
||
/**
|
||
* @brief ESP_GAP_BLE_SET_STATIC_RAND_ADDR_EVT
|
||
*/
|
||
struct ble_set_rand_cmpl_evt_param {
|
||
esp_bt_status_t status; /*!< Indicate set static rand address operation success status */
|
||
} set_rand_addr_cmpl; /*!< Event parameter of ESP_GAP_BLE_SET_STATIC_RAND_ADDR_EVT */
|
||
/**
|
||
* @brief ESP_GAP_BLE_UPDATE_CONN_PARAMS_EVT
|
||
*/
|
||
struct ble_update_conn_params_evt_param {
|
||
esp_bt_status_t status; /*!< Indicate update connection parameters success status */
|
||
esp_bd_addr_t bda; /*!< Bluetooth device address */
|
||
uint16_t min_int; /*!< Min connection interval */
|
||
uint16_t max_int; /*!< Max connection interval */
|
||
uint16_t latency; /*!< Slave latency for the connection in number of connection events. Range: 0x0000 to 0x01F3 */
|
||
uint16_t conn_int; /*!< Current connection interval */
|
||
uint16_t timeout; /*!< Supervision timeout for the LE Link. Range: 0x000A to 0x0C80.
|
||
Mandatory Range: 0x000A to 0x0C80 Time = N * 10 msec */
|
||
}update_conn_params; /*!< Event parameter of ESP_GAP_BLE_UPDATE_CONN_PARAMS_EVT */
|
||
/**
|
||
* @brief ESP_GAP_BLE_SET_PKT_LENGTH_COMPLETE_EVT
|
||
*/
|
||
struct ble_pkt_data_length_cmpl_evt_param {
|
||
esp_bt_status_t status; /*!< Indicate the set pkt data length operation success status */
|
||
esp_ble_pkt_data_length_params_t params; /*!< pkt data length value */
|
||
} pkt_data_lenth_cmpl; /*!< Event parameter of ESP_GAP_BLE_SET_PKT_LENGTH_COMPLETE_EVT */
|
||
} esp_ble_gap_cb_param_t;
|
||
|
||
/**
|
||
* @brief GAP callback function type
|
||
* @param event : Event type
|
||
* @param param : Point to callback parameter, currently is union type
|
||
*/
|
||
typedef void (* esp_gap_ble_cb_t)(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_param_t *param);
|
||
|
||
/**
|
||
* @brief This function is called to occur gap event, such as scan result
|
||
*
|
||
* @param[in] callback: callback function
|
||
*
|
||
* @return
|
||
* - ESP_OK : success
|
||
* - other : failed
|
||
*
|
||
*/
|
||
esp_err_t esp_ble_gap_register_callback(esp_gap_ble_cb_t callback);
|
||
|
||
|
||
/**
|
||
* @brief This function is called to override the BTA default ADV parameters.
|
||
*
|
||
* @param[in] adv_data: Pointer to User defined ADV data structure. This
|
||
* memory space can not be freed until callback of config_adv_data
|
||
* is received.
|
||
*
|
||
* @return
|
||
* - ESP_OK : success
|
||
* - other : failed
|
||
*
|
||
*/
|
||
esp_err_t esp_ble_gap_config_adv_data (esp_ble_adv_data_t *adv_data);
|
||
|
||
|
||
|
||
/**
|
||
* @brief This function is called to set scan parameters
|
||
*
|
||
* @param[in] scan_params: Pointer to User defined scan_params data structure. This
|
||
* memory space can not be freed until callback of set_scan_params
|
||
*
|
||
* @return
|
||
* - ESP_OK : success
|
||
* - other : failed
|
||
*
|
||
*/
|
||
esp_err_t esp_ble_gap_set_scan_params(esp_ble_scan_params_t *scan_params);
|
||
|
||
|
||
/**
|
||
* @brief This procedure keep the device scanning the peer device which advertising on the air
|
||
*
|
||
* @param[in] duration: Keeping the scanning time, the unit is second.
|
||
*
|
||
* @return
|
||
* - ESP_OK : success
|
||
* - other : failed
|
||
*
|
||
*/
|
||
esp_err_t esp_ble_gap_start_scanning(uint32_t duration);
|
||
|
||
|
||
/**
|
||
* @brief This function call to stop the device scanning the peer device which advertising on the air
|
||
* @return
|
||
* - ESP_OK : success
|
||
* - other : failed
|
||
*
|
||
*/
|
||
esp_err_t esp_ble_gap_stop_scanning(void);
|
||
|
||
/**
|
||
* @brief This function is called to start advertising.
|
||
*
|
||
* @param[in] adv_params: pointer to User defined adv_params data structure.
|
||
|
||
* @return
|
||
* - ESP_OK : success
|
||
* - other : failed
|
||
*
|
||
*/
|
||
esp_err_t esp_ble_gap_start_advertising (esp_ble_adv_params_t *adv_params);
|
||
|
||
|
||
|
||
/**
|
||
* @brief This function is called to stop advertising.
|
||
*
|
||
* @return
|
||
* - ESP_OK : success
|
||
* - other : failed
|
||
*
|
||
*/
|
||
esp_err_t esp_ble_gap_stop_advertising(void);
|
||
|
||
|
||
|
||
/**
|
||
* @brief Update connection parameters, can only be used when connection is up.
|
||
*
|
||
* @param[in] params - connection update parameters
|
||
*
|
||
* @return
|
||
* - ESP_OK : success
|
||
* - other : failed
|
||
*
|
||
*/
|
||
esp_err_t esp_ble_gap_update_conn_params(esp_ble_conn_update_params_t *params);
|
||
|
||
|
||
/**
|
||
* @brief This function is to set maximum LE data packet size
|
||
*
|
||
* @return
|
||
* - ESP_OK : success
|
||
* - other : failed
|
||
*
|
||
*/
|
||
esp_err_t esp_ble_gap_set_pkt_data_len(esp_bd_addr_t remote_device, uint16_t tx_data_length);
|
||
|
||
|
||
|
||
/**
|
||
* @brief This function set the random address for the application
|
||
*
|
||
* @param[in] rand_addr: the random address which should be setting
|
||
*
|
||
* @return
|
||
* - ESP_OK : success
|
||
* - other : failed
|
||
*
|
||
*/
|
||
esp_err_t esp_ble_gap_set_rand_addr(esp_bd_addr_t rand_addr);
|
||
|
||
|
||
|
||
/**
|
||
* @brief Enable/disable privacy on the local device
|
||
*
|
||
* @param[in] privacy_enable - enable/disable privacy on remote device.
|
||
*
|
||
* @return
|
||
* - ESP_OK : success
|
||
* - other : failed
|
||
*
|
||
*/
|
||
esp_err_t esp_ble_gap_config_local_privacy (bool privacy_enable);
|
||
|
||
|
||
/**
|
||
* @brief Set device name to the local device
|
||
*
|
||
* @param[in] name - device name.
|
||
*
|
||
* @return
|
||
* - ESP_OK : success
|
||
* - other : failed
|
||
*
|
||
*/
|
||
esp_err_t esp_ble_gap_set_device_name(const char *name);
|
||
|
||
|
||
/**
|
||
* @brief This function is called to get ADV data for a specific type.
|
||
*
|
||
* @param[in] adv_data - pointer of ADV data which to be resolved
|
||
* @param[in] type - finding ADV data type
|
||
* @param[out] length - return the length of ADV data not including type
|
||
*
|
||
* @return - ESP_OK : success
|
||
* - other : failed
|
||
*
|
||
*/
|
||
uint8_t *esp_ble_resolve_adv_data(uint8_t *adv_data, uint8_t type, uint8_t *length);
|
||
|
||
/**
|
||
* @brief This function is called to set raw advertising data. User need to fill
|
||
* ADV data by self.
|
||
*
|
||
* @param[in] raw_data : raw advertising data
|
||
* @param[in] raw_data_len : raw advertising data length , less than 31 bytes
|
||
*
|
||
* @return
|
||
* - ESP_OK : success
|
||
* - other : failed
|
||
*
|
||
*/
|
||
esp_err_t esp_ble_gap_config_adv_data_raw(uint8_t *raw_data, uint32_t raw_data_len);
|
||
|
||
/**
|
||
* @brief This function is called to set raw scan response data. User need to fill
|
||
* scan response data by self.
|
||
*
|
||
* @param[in] raw_data : raw scan response data
|
||
* @param[in] raw_data_len : raw scan response data length , less than 31 bytes
|
||
*
|
||
* @return
|
||
* - ESP_OK : success
|
||
* - other : failed
|
||
*/
|
||
esp_err_t esp_ble_gap_config_scan_rsp_data_raw(uint8_t *raw_data, uint32_t raw_data_len);
|
||
|
||
|
||
/**
|
||
* @brief Set a GAP security parameter value. Overrides the default value.
|
||
*
|
||
* @param[in] param_type :L the type of the param which to be set
|
||
* @param[in] value : the param value
|
||
* @param[out] len : the length of the param value
|
||
*
|
||
* @return - ESP_OK : success
|
||
* - other : failed
|
||
*
|
||
*/
|
||
esp_err_t esp_ble_gap_set_security_param(esp_ble_sm_param_t param_type,
|
||
void *value, uint8_t len);
|
||
|
||
/**
|
||
* @brief Grant security request access.
|
||
*
|
||
* @param[in] bd_addr : BD address of the peer
|
||
* @param[in] accept : accept the security request or not
|
||
*
|
||
* @return - ESP_OK : success
|
||
* - other : failed
|
||
*
|
||
*/
|
||
esp_err_t esp_ble_gap_security_rsp(esp_bd_addr_t bd_addr, bool accept);
|
||
|
||
|
||
/**
|
||
* @brief Set a gap parameter value. Use this function to change
|
||
* the default GAP parameter values.
|
||
*
|
||
* @param[in] bd_addr : the address of the peer device need to encryption
|
||
* @param[in] sec_act : This is the security action to indicate
|
||
* what kind of BLE security level is required for
|
||
* the BLE link if the BLE is supported
|
||
*
|
||
* @return - ESP_OK : success
|
||
* - other : failed
|
||
*
|
||
*/
|
||
esp_err_t esp_ble_set_encryption(esp_bd_addr_t bd_addr, esp_ble_sec_act_t sec_act);
|
||
|
||
/**
|
||
* @brief Reply the key value to the peer device in the lagecy connection stage.
|
||
*
|
||
* @param[in] bd_addr : BD address of the peer
|
||
* @param[in] accept : passkey entry sucessful or declined.
|
||
* @param[in] passkey : passkey value, must be a 6 digit number,
|
||
* can be lead by 0.
|
||
*
|
||
* @return - ESP_OK : success
|
||
* - other : failed
|
||
*
|
||
*/
|
||
esp_err_t esp_ble_passkey_reply(esp_bd_addr_t bd_addr, bool accept, uint32_t passkey);
|
||
|
||
|
||
/**
|
||
* @brief Reply the comfirm value to the peer device in the lagecy connection stage.
|
||
*
|
||
* @param[in] bd_addr : BD address of the peer device
|
||
* @param[in] accept : numbers to compare are the same or different.
|
||
*
|
||
* @return - ESP_OK : success
|
||
* - other : failed
|
||
*
|
||
*/
|
||
esp_err_t esp_ble_confirm_reply(esp_bd_addr_t bd_addr, bool accept);
|
||
|
||
/**
|
||
* @brief This function is to disconnect the physical connection of the peer device
|
||
*
|
||
* @param[in] remote_device : BD address of the peer device
|
||
*
|
||
* @return - ESP_OK : success
|
||
* - other : failed
|
||
*
|
||
*/
|
||
esp_err_t esp_ble_gap_disconnect(esp_bd_addr_t remote_device);
|
||
|
||
#ifdef __cplusplus
|
||
}
|
||
#endif
|
||
|
||
#endif /* __ESP_GAP_BLE_API_H__ */
|