1759a47060
squash again all the commit. component/bt: Change all the gattc API && bta gattc layer. component/bt: Debug the code and change the btc_ble_gattc_get_db method. component/bt: Change the gatt read API interface. component/bt: Reconstruction the BTA_gattc_cache code. component/bt: Change back the bluedroid_get_status to marco. component/bt: Added the serch service res start_handle & end_handle to the result. component/bt: Change the gattc docs format. component/bt: Change the docs format. component/bt: fix the read char value bug. component/bt: change the gattc_get_attr_count method. component/bt: Change back the bta_gattc write ccc code. component/bt: Change the gattc api docs format component/bt: Change the gattc API docs. component/bt: Change the prepare write descriptor method to avoid the exection. Component/bt: modify gatt clinet demo with new API component/bt: Change the p_src_data->read.p_value to avoid exection. compoent/bt: Change the bugfix of gattc unreg for the notify. Modify gattc security demo component/bt: Change the log error. Component/bt: modify gattc_multi_connect demo componnet/bt: Change the bta_gattc_cache sdp include. component/bt: Change the start_handle & end_handle not from the service. component/bt: Change the gattc API docs. component/bt: Change the return issues. component/bt: Fixed the include service bug. component/bt: Modify gattc_multi_connect demo , add scan log component/bt: Fixed the BTA_GATTC_GetIncludeService start handle & end handle error bug. component/bt: Fix the invalid handle of the get all char issues. component/bt: Fix the bug with get_db_size_with_type of the start handle & end_handle not correted issue. component/bt: Fixed the get secondly service num not correct issue. component/bt: Fixed the last service handle not correted issue.
502 lines
20 KiB
C
502 lines
20 KiB
C
// Copyright 2015-2017 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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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "freertos/event_groups.h"
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#include "esp_system.h"
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#include "esp_log.h"
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#include "nvs_flash.h"
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#include "bt.h"
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#include "esp_gap_ble_api.h"
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#include "esp_gatts_api.h"
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#include "esp_bt_defs.h"
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#include "esp_bt_main.h"
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#include "esp_bt_main.h"
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#include "example_ble_sec_gatts_demo.h"
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#define GATTS_TABLE_TAG "SEC_GATTS_DEMO"
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#define HEART_PROFILE_NUM 1
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#define HEART_PROFILE_APP_IDX 0
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#define ESP_HEART_RATE_APP_ID 0x55
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#define EXCAMPLE_DEVICE_NAME "ESP_BLE_SECURITY"
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#define HEART_RATE_SVC_INST_ID 0
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#define GATTS_DEMO_CHAR_VAL_LEN_MAX 0x40
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#define ADV_CONFIG_FLAG (1 << 0)
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#define SCAN_RSP_CONFIG_FLAG (1 << 1)
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static uint8_t adv_config_done = 0;
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uint8_t heart_str[] = {0x11,0x22,0x33};
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uint16_t heart_rate_handle_table[HRS_IDX_NB];
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esp_attr_value_t gatts_demo_char1_val =
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{
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.attr_max_len = GATTS_DEMO_CHAR_VAL_LEN_MAX,
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.attr_len = sizeof(heart_str),
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.attr_value = heart_str,
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};
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static uint8_t test_manufacturer[3]={'E', 'S', 'P'};
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static uint8_t sec_service_uuid[16] = {
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/* LSB <--------------------------------------------------------------------------------> MSB */
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//first uuid, 16bit, [12],[13] is the value
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0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80, 0x00, 0x10, 0x00, 0x00, 0x18, 0x0D, 0x00, 0x00,
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};
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// config adv data
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static esp_ble_adv_data_t heart_rate_adv_config = {
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.set_scan_rsp = false,
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.include_txpower = true,
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.min_interval = 0x100,
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.max_interval = 0x100,
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.appearance = 0x00,
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.manufacturer_len = 0, //TEST_MANUFACTURER_DATA_LEN,
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.p_manufacturer_data = NULL, //&test_manufacturer[0],
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.service_data_len = 0,
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.p_service_data = NULL,
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.service_uuid_len = sizeof(sec_service_uuid),
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.p_service_uuid = sec_service_uuid,
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.flag = (ESP_BLE_ADV_FLAG_GEN_DISC | ESP_BLE_ADV_FLAG_BREDR_NOT_SPT),
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};
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// config scan response data
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static esp_ble_adv_data_t heart_rate_scan_rsp_config = {
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.set_scan_rsp = true,
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.include_name = true,
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.manufacturer_len = sizeof(test_manufacturer),
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.p_manufacturer_data = test_manufacturer,
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};
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static esp_ble_adv_params_t heart_rate_adv_params = {
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.adv_int_min = 0x100,
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.adv_int_max = 0x100,
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.adv_type = ADV_TYPE_IND,
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.own_addr_type = BLE_ADDR_TYPE_RANDOM,
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.channel_map = ADV_CHNL_ALL,
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.adv_filter_policy = ADV_FILTER_ALLOW_SCAN_ANY_CON_ANY,
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};
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struct gatts_profile_inst {
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esp_gatts_cb_t gatts_cb;
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uint16_t gatts_if;
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uint16_t app_id;
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uint16_t conn_id;
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uint16_t service_handle;
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esp_gatt_srvc_id_t service_id;
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uint16_t char_handle;
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esp_bt_uuid_t char_uuid;
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esp_gatt_perm_t perm;
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esp_gatt_char_prop_t property;
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uint16_t descr_handle;
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esp_bt_uuid_t descr_uuid;
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};
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static void gatts_profile_event_handler(esp_gatts_cb_event_t event,
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esp_gatt_if_t gatts_if, esp_ble_gatts_cb_param_t *param);
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/* One gatt-based profile one app_id and one gatts_if, this array will store the gatts_if returned by ESP_GATTS_REG_EVT */
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static struct gatts_profile_inst heart_rate_profile_tab[HEART_PROFILE_NUM] = {
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[HEART_PROFILE_APP_IDX] = {
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.gatts_cb = gatts_profile_event_handler,
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.gatts_if = ESP_GATT_IF_NONE, /* Not get the gatt_if, so initial is ESP_GATT_IF_NONE */
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},
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};
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/*
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* Heart Rate PROFILE ATTRIBUTES
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****************************************************************************************
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*/
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/// Heart Rate Sensor Service
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static const uint16_t heart_rate_svc = ESP_GATT_UUID_HEALTH_THERMOM_SVC;
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#define CHAR_DECLARATION_SIZE (sizeof(uint8_t))
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static const uint16_t primary_service_uuid = ESP_GATT_UUID_PRI_SERVICE;
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static const uint16_t character_declaration_uuid = ESP_GATT_UUID_CHAR_DECLARE;
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static const uint16_t character_client_config_uuid = ESP_GATT_UUID_CHAR_CLIENT_CONFIG;
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static const uint8_t char_prop_notify = ESP_GATT_CHAR_PROP_BIT_NOTIFY;
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static const uint8_t char_prop_read = ESP_GATT_CHAR_PROP_BIT_READ;
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static const uint8_t char_prop_read_write = ESP_GATT_CHAR_PROP_BIT_WRITE|ESP_GATT_CHAR_PROP_BIT_READ;
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/// Heart Rate Sensor Service - Heart Rate Measurement Characteristic, notify
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static const uint16_t heart_rate_meas_uuid = ESP_GATT_HEART_RATE_MEAS;
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static const uint8_t heart_measurement_ccc[2] ={ 0x00, 0x00};
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/// Heart Rate Sensor Service -Body Sensor Location characteristic, read
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static const uint16_t body_sensor_location_uuid = ESP_GATT_BODY_SENSOR_LOCATION;
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static const uint8_t body_sensor_loc_val[1] = {0x00};
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/// Heart Rate Sensor Service - Heart Rate Control Point characteristic, write&read
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static const uint16_t heart_rate_ctrl_point = ESP_GATT_HEART_RATE_CNTL_POINT;
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static const uint8_t heart_ctrl_point[1] = {0x00};
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/// Full HRS Database Description - Used to add attributes into the database
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static const esp_gatts_attr_db_t heart_rate_gatt_db[HRS_IDX_NB] =
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{
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// Heart Rate Service Declaration
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[HRS_IDX_SVC] =
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{{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_16, (uint8_t *)&primary_service_uuid, ESP_GATT_PERM_READ,
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sizeof(uint16_t), sizeof(heart_rate_svc), (uint8_t *)&heart_rate_svc}},
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// Heart Rate Measurement Characteristic Declaration
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[HRS_IDX_HR_MEAS_CHAR] =
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{{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_16, (uint8_t *)&character_declaration_uuid, ESP_GATT_PERM_READ,
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CHAR_DECLARATION_SIZE,CHAR_DECLARATION_SIZE, (uint8_t *)&char_prop_notify}},
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// Heart Rate Measurement Characteristic Value
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[HRS_IDX_HR_MEAS_VAL] =
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{{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_16, (uint8_t *)&heart_rate_meas_uuid, ESP_GATT_PERM_READ,
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HRPS_HT_MEAS_MAX_LEN,0, NULL}},
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// Heart Rate Measurement Characteristic - Client Characteristic Configuration Descriptor
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[HRS_IDX_HR_MEAS_NTF_CFG] =
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{{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_16, (uint8_t *)&character_client_config_uuid, ESP_GATT_PERM_READ|ESP_GATT_PERM_WRITE,
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sizeof(uint16_t),sizeof(heart_measurement_ccc), (uint8_t *)heart_measurement_ccc}},
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// Body Sensor Location Characteristic Declaration
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[HRS_IDX_BOBY_SENSOR_LOC_CHAR] =
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{{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_16, (uint8_t *)&character_declaration_uuid, ESP_GATT_PERM_READ,
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CHAR_DECLARATION_SIZE,CHAR_DECLARATION_SIZE, (uint8_t *)&char_prop_read}},
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// Body Sensor Location Characteristic Value
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[HRS_IDX_BOBY_SENSOR_LOC_VAL] =
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{{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_16, (uint8_t *)&body_sensor_location_uuid, ESP_GATT_PERM_READ_ENCRYPTED,
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sizeof(uint8_t), sizeof(body_sensor_loc_val), (uint8_t *)body_sensor_loc_val}},
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// Heart Rate Control Point Characteristic Declaration
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[HRS_IDX_HR_CTNL_PT_CHAR] =
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{{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_16, (uint8_t *)&character_declaration_uuid, ESP_GATT_PERM_READ,
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CHAR_DECLARATION_SIZE,CHAR_DECLARATION_SIZE, (uint8_t *)&char_prop_read_write}},
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// Heart Rate Control Point Characteristic Value
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[HRS_IDX_HR_CTNL_PT_VAL] =
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{{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_16, (uint8_t *)&heart_rate_ctrl_point, ESP_GATT_PERM_WRITE_ENCRYPTED|ESP_GATT_PERM_READ_ENCRYPTED,
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sizeof(uint8_t), sizeof(heart_ctrl_point), (uint8_t *)heart_ctrl_point}},
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};
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static char *esp_key_type_to_str(esp_ble_key_type_t key_type)
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{
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char *key_str = NULL;
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switch(key_type) {
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case ESP_LE_KEY_NONE:
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key_str = "ESP_LE_KEY_NONE";
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break;
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case ESP_LE_KEY_PENC:
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key_str = "ESP_LE_KEY_PENC";
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break;
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case ESP_LE_KEY_PID:
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key_str = "ESP_LE_KEY_PID";
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break;
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case ESP_LE_KEY_PCSRK:
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key_str = "ESP_LE_KEY_PCSRK";
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break;
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case ESP_LE_KEY_PLK:
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key_str = "ESP_LE_KEY_PLK";
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break;
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case ESP_LE_KEY_LLK:
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key_str = "ESP_LE_KEY_LLK";
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break;
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case ESP_LE_KEY_LENC:
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key_str = "ESP_LE_KEY_LENC";
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break;
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case ESP_LE_KEY_LID:
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key_str = "ESP_LE_KEY_LID";
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break;
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case ESP_LE_KEY_LCSRK:
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key_str = "ESP_LE_KEY_LCSRK";
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break;
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default:
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key_str = "INVALID BLE KEY TYPE";
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break;
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}
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return key_str;
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}
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static void gap_event_handler(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_param_t *param)
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{
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ESP_LOGV(GATTS_TABLE_TAG, "GAP_EVT, event %d\n", event);
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switch (event) {
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case ESP_GAP_BLE_SCAN_RSP_DATA_SET_COMPLETE_EVT:
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adv_config_done &= (~SCAN_RSP_CONFIG_FLAG);
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if (adv_config_done == 0){
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esp_ble_gap_start_advertising(&heart_rate_adv_params);
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}
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break;
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case ESP_GAP_BLE_ADV_DATA_SET_COMPLETE_EVT:
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adv_config_done &= (~ADV_CONFIG_FLAG);
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if (adv_config_done == 0){
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esp_ble_gap_start_advertising(&heart_rate_adv_params);
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}
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break;
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case ESP_GAP_BLE_ADV_START_COMPLETE_EVT:
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//advertising start complete event to indicate advertising start successfully or failed
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if (param->adv_start_cmpl.status != ESP_BT_STATUS_SUCCESS) {
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ESP_LOGE(GATTS_TABLE_TAG, "advertising start failed, error status = %x", param->adv_start_cmpl.status);
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break;
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}
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ESP_LOGI(GATTS_TABLE_TAG, "advertising start success");
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break;
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case ESP_GAP_BLE_SEC_REQ_EVT:
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/* send the positive(true) security response to the peer device to accept the security request.
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If not accept the security request, should sent the security response with negative(false) accept value*/
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esp_ble_gap_security_rsp(param->ble_security.ble_req.bd_addr, true);
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break;
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case ESP_GAP_BLE_PASSKEY_NOTIF_EVT: ///the app will receive this evt when the IO has Output capability and the peer device IO has Input capability.
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///show the passkey number to the user to input it in the peer deivce.
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ESP_LOGE(GATTS_TABLE_TAG, "The passkey Notify number:%d", param->ble_security.key_notif.passkey);
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break;
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case ESP_GAP_BLE_KEY_EVT:
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//shows the ble key info share with peer device to the user.
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ESP_LOGI(GATTS_TABLE_TAG, "key type = %s", esp_key_type_to_str(param->ble_security.ble_key.key_type));
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break;
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case ESP_GAP_BLE_AUTH_CMPL_EVT: {
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esp_bd_addr_t bd_addr;
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memcpy(bd_addr, param->ble_security.auth_cmpl.bd_addr, sizeof(esp_bd_addr_t));
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ESP_LOGI(GATTS_TABLE_TAG, "remote BD_ADDR: %08x%04x",\
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(bd_addr[0] << 24) + (bd_addr[1] << 16) + (bd_addr[2] << 8) + bd_addr[3],
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(bd_addr[4] << 8) + bd_addr[5]);
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ESP_LOGI(GATTS_TABLE_TAG, "address type = %d", param->ble_security.auth_cmpl.addr_type);
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ESP_LOGI(GATTS_TABLE_TAG, "pair status = %s",param->ble_security.auth_cmpl.success ? "success" : "fail");
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break;
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}
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case ESP_GAP_BLE_REMOVE_BOND_DEV_COMPLETE_EVT: {
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ESP_LOGI(GATTS_TABLE_TAG, "ESP_GAP_BLE_REMOVE_BOND_DEV_COMPLETE_EVT status = %d", param->remove_bond_dev_cmpl.status);
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break;
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}
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case ESP_GAP_BLE_CLEAR_BOND_DEV_COMPLETE_EVT: {
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ESP_LOGI(GATTS_TABLE_TAG, "ESP_GAP_BLE_CLEAR_BOND_DEV_COMPLETE_EVT status = %d", param->clear_bond_dev_cmpl.status);
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break;
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}
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case ESP_GAP_BLE_GET_BOND_DEV_COMPLETE_EVT: {
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ESP_LOGI(GATTS_TABLE_TAG, "ESP_GAP_BLE_GET_BOND_DEV_COMPLETE_EVT status = %d, num = %d", param->get_bond_dev_cmpl.status, param->get_bond_dev_cmpl.dev_num);
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esp_ble_bond_dev_t *bond_dev = param->get_bond_dev_cmpl.bond_dev;
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for(int i = 0; i < param->get_bond_dev_cmpl.dev_num; i++) {
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ESP_LOGI(GATTS_TABLE_TAG, "mask = %x", bond_dev[i].bond_key.key_mask);
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esp_log_buffer_hex(GATTS_TABLE_TAG, (void *)bond_dev[i].bd_addr, sizeof(esp_bd_addr_t));
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}
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break;
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}
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case ESP_GAP_BLE_SET_LOCAL_PRIVACY_COMPLETE_EVT:
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if (param->local_privacy_cmpl.status != ESP_BT_STATUS_SUCCESS){
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ESP_LOGE(GATTS_TABLE_TAG, "config local privacy failed, error status = %x", param->local_privacy_cmpl.status);
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break;
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}
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esp_err_t ret = esp_ble_gap_config_adv_data(&heart_rate_adv_config);
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if (ret){
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ESP_LOGE(GATTS_TABLE_TAG, "config adv data failed, error code = %x", ret);
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}else{
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adv_config_done |= ADV_CONFIG_FLAG;
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}
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ret = esp_ble_gap_config_adv_data(&heart_rate_scan_rsp_config);
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if (ret){
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ESP_LOGE(GATTS_TABLE_TAG, "config adv data failed, error code = %x", ret);
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}else{
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adv_config_done |= SCAN_RSP_CONFIG_FLAG;
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}
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break;
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default:
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break;
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}
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}
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static void gatts_profile_event_handler(esp_gatts_cb_event_t event,
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esp_gatt_if_t gatts_if, esp_ble_gatts_cb_param_t *param)
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{
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ESP_LOGV(GATTS_TABLE_TAG, "event = %x\n",event);
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switch (event) {
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case ESP_GATTS_REG_EVT:
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esp_ble_gap_set_device_name(EXCAMPLE_DEVICE_NAME);
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//generate a resolvable random address
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esp_ble_gap_config_local_privacy(true);
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esp_ble_gatts_create_attr_tab(heart_rate_gatt_db, gatts_if,
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HRS_IDX_NB, HEART_RATE_SVC_INST_ID);
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break;
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case ESP_GATTS_READ_EVT:
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break;
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case ESP_GATTS_WRITE_EVT:
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ESP_LOGI(GATTS_TABLE_TAG, "ESP_GATTS_WRITE_EVT, write value:");
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esp_log_buffer_hex(GATTS_TABLE_TAG, param->write.value, param->write.len);
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break;
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case ESP_GATTS_EXEC_WRITE_EVT:
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break;
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case ESP_GATTS_MTU_EVT:
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break;
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case ESP_GATTS_CONF_EVT:
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break;
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case ESP_GATTS_UNREG_EVT:
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break;
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case ESP_GATTS_DELETE_EVT:
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break;
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case ESP_GATTS_START_EVT:
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break;
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case ESP_GATTS_STOP_EVT:
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break;
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case ESP_GATTS_CONNECT_EVT:
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ESP_LOGI(GATTS_TABLE_TAG, "ESP_GATTS_CONNECT_EVT");
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/* start security connect with peer device when receive the connect event sent by the master */
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esp_ble_set_encryption(param->connect.remote_bda, ESP_BLE_SEC_ENCRYPT_MITM);
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break;
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case ESP_GATTS_DISCONNECT_EVT:
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ESP_LOGI(GATTS_TABLE_TAG, "ESP_GATTS_DISCONNECT_EVT");
|
|
/* start advertising again when missing the connect */
|
|
esp_ble_gap_start_advertising(&heart_rate_adv_params);
|
|
break;
|
|
case ESP_GATTS_OPEN_EVT:
|
|
break;
|
|
case ESP_GATTS_CANCEL_OPEN_EVT:
|
|
break;
|
|
case ESP_GATTS_CLOSE_EVT:
|
|
break;
|
|
case ESP_GATTS_LISTEN_EVT:
|
|
break;
|
|
case ESP_GATTS_CONGEST_EVT:
|
|
break;
|
|
case ESP_GATTS_CREAT_ATTR_TAB_EVT: {
|
|
ESP_LOGI(GATTS_TABLE_TAG, "The number handle = %x",param->add_attr_tab.num_handle);
|
|
if (param->create.status == ESP_GATT_OK){
|
|
if(param->add_attr_tab.num_handle == HRS_IDX_NB) {
|
|
memcpy(heart_rate_handle_table, param->add_attr_tab.handles,
|
|
sizeof(heart_rate_handle_table));
|
|
esp_ble_gatts_start_service(heart_rate_handle_table[HRS_IDX_SVC]);
|
|
}else{
|
|
ESP_LOGE(GATTS_TABLE_TAG, "Create attribute table abnormally, num_handle (%d) doesn't equal to HRS_IDX_NB(%d)",
|
|
param->add_attr_tab.num_handle, HRS_IDX_NB);
|
|
}
|
|
}else{
|
|
ESP_LOGE(GATTS_TABLE_TAG, " Create attribute table failed, error code = %x", param->create.status);
|
|
}
|
|
break;
|
|
}
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
static void gatts_event_handler(esp_gatts_cb_event_t event, esp_gatt_if_t gatts_if,
|
|
esp_ble_gatts_cb_param_t *param)
|
|
{
|
|
/* If event is register event, store the gatts_if for each profile */
|
|
if (event == ESP_GATTS_REG_EVT) {
|
|
if (param->reg.status == ESP_GATT_OK) {
|
|
heart_rate_profile_tab[HEART_PROFILE_APP_IDX].gatts_if = gatts_if;
|
|
} else {
|
|
ESP_LOGI(GATTS_TABLE_TAG, "Reg app failed, app_id %04x, status %d\n",
|
|
param->reg.app_id,
|
|
param->reg.status);
|
|
return;
|
|
}
|
|
}
|
|
|
|
do {
|
|
int idx;
|
|
for (idx = 0; idx < HEART_PROFILE_NUM; idx++) {
|
|
if (gatts_if == ESP_GATT_IF_NONE || /* ESP_GATT_IF_NONE, not specify a certain gatt_if, need to call every profile cb function */
|
|
gatts_if == heart_rate_profile_tab[idx].gatts_if) {
|
|
if (heart_rate_profile_tab[idx].gatts_cb) {
|
|
heart_rate_profile_tab[idx].gatts_cb(event, gatts_if, param);
|
|
}
|
|
}
|
|
}
|
|
} while (0);
|
|
}
|
|
|
|
void app_main()
|
|
{
|
|
esp_err_t ret;
|
|
|
|
// Initialize NVS.
|
|
ret = nvs_flash_init();
|
|
if (ret == ESP_ERR_NVS_NO_FREE_PAGES) {
|
|
ESP_ERROR_CHECK(nvs_flash_erase());
|
|
ret = nvs_flash_init();
|
|
}
|
|
ESP_ERROR_CHECK( ret );
|
|
|
|
esp_bt_controller_config_t bt_cfg = BT_CONTROLLER_INIT_CONFIG_DEFAULT();
|
|
ret = esp_bt_controller_init(&bt_cfg);
|
|
if (ret) {
|
|
ESP_LOGE(GATTS_TABLE_TAG, "%s init controller failed", __func__);
|
|
return;
|
|
}
|
|
ret = esp_bt_controller_enable(ESP_BT_MODE_BTDM);
|
|
if (ret) {
|
|
ESP_LOGE(GATTS_TABLE_TAG, "%s enable controller failed", __func__);
|
|
return;
|
|
}
|
|
|
|
ESP_LOGI(GATTS_TABLE_TAG, "%s init bluetooth", __func__);
|
|
ret = esp_bluedroid_init();
|
|
if (ret) {
|
|
ESP_LOGE(GATTS_TABLE_TAG, "%s init bluetooth failed", __func__);
|
|
return;
|
|
}
|
|
ret = esp_bluedroid_enable();
|
|
if (ret) {
|
|
ESP_LOGE(GATTS_TABLE_TAG, "%s enable bluetooth failed", __func__);
|
|
return;
|
|
}
|
|
|
|
ret = esp_ble_gatts_register_callback(gatts_event_handler);
|
|
if (ret){
|
|
ESP_LOGE(GATTS_TABLE_TAG, "gatts register error, error code = %x", ret);
|
|
return;
|
|
}
|
|
ret = esp_ble_gap_register_callback(gap_event_handler);
|
|
if (ret){
|
|
ESP_LOGE(GATTS_TABLE_TAG, "gap register error, error code = %x", ret);
|
|
return;
|
|
}
|
|
ret = esp_ble_gatts_app_register(ESP_HEART_RATE_APP_ID);
|
|
if (ret){
|
|
ESP_LOGE(GATTS_TABLE_TAG, "gatts app register error, error code = %x", ret);
|
|
return;
|
|
}
|
|
|
|
/* set the security iocap & auth_req & key size & init key response key parameters to the stack*/
|
|
esp_ble_auth_req_t auth_req = ESP_LE_AUTH_BOND; //bonding with peer device after authentication
|
|
esp_ble_io_cap_t iocap = ESP_IO_CAP_NONE; //set the IO capability to No output No input
|
|
uint8_t key_size = 16; //the key size should be 7~16 bytes
|
|
uint8_t init_key = ESP_BLE_ENC_KEY_MASK | ESP_BLE_ID_KEY_MASK;
|
|
uint8_t rsp_key = ESP_BLE_ENC_KEY_MASK | ESP_BLE_ID_KEY_MASK;
|
|
esp_ble_gap_set_security_param(ESP_BLE_SM_AUTHEN_REQ_MODE, &auth_req, sizeof(uint8_t));
|
|
esp_ble_gap_set_security_param(ESP_BLE_SM_IOCAP_MODE, &iocap, sizeof(uint8_t));
|
|
esp_ble_gap_set_security_param(ESP_BLE_SM_MAX_KEY_SIZE, &key_size, sizeof(uint8_t));
|
|
/* If your BLE device act as a Slave, the init_key means you hope which types of key of the master should distribut to you,
|
|
and the response key means which key you can distribut to the Master;
|
|
If your BLE device act as a master, the response key means you hope which types of key of the slave should distribut to you,
|
|
and the init key means which key you can distribut to the slave. */
|
|
esp_ble_gap_set_security_param(ESP_BLE_SM_SET_INIT_KEY, &init_key, sizeof(uint8_t));
|
|
esp_ble_gap_set_security_param(ESP_BLE_SM_SET_RSP_KEY, &rsp_key, sizeof(uint8_t));
|
|
|
|
}
|
|
|
|
|
|
|