component/bt: add ibeacon demo

This commit is contained in:
island 2017-07-18 20:42:22 +08:00
parent 3c470e7c43
commit eff95f3799
5 changed files with 277 additions and 0 deletions

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#
# This is a project Makefile. It is assumed the directory this Makefile resides in is a
# project subdirectory.
#
PROJECT_NAME := ble_ibeacon_demo
COMPONENT_ADD_INCLUDEDIRS := components/include
include $(IDF_PATH)/make/project.mk

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ESP-IDF GATT CLIENT demo
========================
This is the demo for user to use ESP_APIs to create a GATT Client.

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#
# "main" pseudo-component makefile.
#
# (Uses default behaviour of compiling all source files in directory, adding 'include' to include path.)

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// 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.
/****************************************************************************
*
* This file is for gatt client. It can scan ble device, connect one device,
*
****************************************************************************/
#include <stdint.h>
#include <string.h>
#include <stdbool.h>
#include <stdio.h>
#include "controller.h"
#include "bt.h"
#include "bt_trace.h"
#include "bt_types.h"
#include "btm_api.h"
#include "bta_api.h"
#include "bta_gatt_api.h"
#include "esp_gap_ble_api.h"
#include "esp_gattc_api.h"
#include "esp_gatt_defs.h"
#include "esp_bt_main.h"
#define IBEACON_TAG "IBEACON_DEMO"
/* Because current ESP IDF version doesn't support scan and adv simultaneously,
* so Ibeacon sender and receiver should not run simultaneously */
#define IBEACON_SENDER 0
#define IBEACON_RECEIVER 1
//#define IBEACON_MODE IBEACON_SENDER //IBEACON_RECEIVER
#define IBEACON_MODE IBEACON_RECEIVER
///Declare static functions
static void esp_gap_cb(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_param_t *param);
#if (IBEACON_MODE == IBEACON_RECEIVER)
static esp_ble_scan_params_t ble_scan_params = {
.scan_type = BLE_SCAN_TYPE_ACTIVE,
.own_addr_type = BLE_ADDR_TYPE_PUBLIC,
.scan_filter_policy = BLE_SCAN_FILTER_ALLOW_ALL,
.scan_interval = 0x50,
.scan_window = 0x30
};
#elif (IBEACON_MODE == IBEACON_SENDER)
static esp_ble_adv_params_t ble_adv_params = {
.adv_int_min = 0x20,
.adv_int_max = 0x40,
.adv_type = ADV_TYPE_NONCONN_IND,
.own_addr_type = BLE_ADDR_TYPE_PUBLIC,
.channel_map = ADV_CHNL_ALL,
.adv_filter_policy = ADV_FILTER_ALLOW_SCAN_ANY_CON_ANY,
};
#endif
typedef struct {
uint8_t flags[3];
uint8_t length;
uint8_t type;
uint16_t company_id;
uint16_t beacon_type;
}__attribute__((packed)) esp_ble_ibeacon_head_t;
typedef struct {
uint8_t proximity_uuid[16];
uint16_t major;
uint16_t minor;
uint8_t tx_power;
}__attribute__((packed)) esp_ble_ibeacon_vendor_t;
typedef struct {
esp_ble_ibeacon_head_t ibeacon_head;
esp_ble_ibeacon_vendor_t ibeacon_vendor;
}__attribute__((packed)) esp_ble_ibeacon_t;
const uint8_t uuid_zeros[ESP_UUID_LEN_128] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
/* For Ibeacon packet format, please refer to Apple "Proximity Beacon Specification" doc */
const esp_ble_ibeacon_head_t ibeacon_common_head = {
.flags = {0x02, 0x01, 0x06},
.length = 0x1A,
.type = 0xFF,
.company_id = 0x004C,
.beacon_type = 0x1502
};
bool esp_ble_is_ibeacon_packet (uint8_t *adv_data, uint8_t adv_data_len){
bool result = FALSE;
if ((adv_data != NULL) && (adv_data_len == 0x1E)){
if (!memcmp(adv_data, (uint8_t*)&ibeacon_common_head, sizeof(ibeacon_common_head))){
result = TRUE;
}
}
return result;
}
esp_err_t esp_ble_config_ibeacon_data (esp_ble_ibeacon_vendor_t *vendor_config, esp_ble_ibeacon_t *ibeacon_adv_data){
if ((vendor_config == NULL) || (ibeacon_adv_data == NULL) || (!memcmp(vendor_config->proximity_uuid, uuid_zeros, sizeof(uuid_zeros)))){
return ESP_ERR_INVALID_ARG;
}
memcpy(&(ibeacon_adv_data->ibeacon_head), (uint8_t*)&ibeacon_common_head, sizeof(ibeacon_common_head));
memcpy(&(ibeacon_adv_data->ibeacon_vendor), vendor_config, sizeof(esp_ble_ibeacon_vendor_t));
return ESP_OK;
}
static void esp_gap_cb(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_param_t *param)
{
switch (event) {
case ESP_GAP_BLE_ADV_DATA_RAW_SET_COMPLETE_EVT:{
#if (IBEACON_MODE == IBEACON_SENDER)
esp_ble_gap_start_advertising(&ble_adv_params);
#endif
break;
}
case ESP_GAP_BLE_SCAN_PARAM_SET_COMPLETE_EVT: {
#if (IBEACON_MODE == IBEACON_RECEIVER)
//the unit of the duration is second, 0 means scan permanently
uint32_t duration = 0;
esp_ble_gap_start_scanning(duration);
#endif
break;
}
case ESP_GAP_BLE_SCAN_START_COMPLETE_EVT:
//scan start complete event to indicate scan start successfully or failed
if (param->scan_start_cmpl.status != ESP_BT_STATUS_SUCCESS) {
ESP_LOGE(IBEACON_TAG, "Scan start failed");
}
break;
case ESP_GAP_BLE_ADV_START_COMPLETE_EVT:
//adv start complete event to indicate adv start successfully or failed
if (param->adv_start_cmpl.status != ESP_BT_STATUS_SUCCESS) {
ESP_LOGE(IBEACON_TAG, "Adv start failed");
}
break;
case ESP_GAP_BLE_SCAN_RESULT_EVT: {
esp_ble_gap_cb_param_t *scan_result = (esp_ble_gap_cb_param_t *)param;
switch (scan_result->scan_rst.search_evt) {
case ESP_GAP_SEARCH_INQ_RES_EVT:
/* Search for BLE Ibeacon Packet */
if (esp_ble_is_ibeacon_packet(scan_result->scan_rst.ble_adv, scan_result->scan_rst.adv_data_len)){
esp_ble_ibeacon_t *ibeacon_data = (esp_ble_ibeacon_t*)(scan_result->scan_rst.ble_adv);
ESP_LOGI(IBEACON_TAG, "----------Ibeacon Found----------");
esp_log_buffer_hex("IBEACON_DEMO: Device address:", scan_result->scan_rst.bda, BD_ADDR_LEN );
esp_log_buffer_hex("IBEACON_DEMO: Proximity UUID:", ibeacon_data->ibeacon_vendor.proximity_uuid, ESP_UUID_LEN_128);
ESP_LOGI(IBEACON_TAG, "Major: 0x%04x", ibeacon_data->ibeacon_vendor.major);
ESP_LOGI(IBEACON_TAG, "Minor: 0x%04x", ibeacon_data->ibeacon_vendor.minor);
ESP_LOGI(IBEACON_TAG, "Tx Power:0x%02x", ibeacon_data->ibeacon_vendor.tx_power);
}
break;
default:
break;
}
break;
}
case ESP_GAP_BLE_SCAN_STOP_COMPLETE_EVT:
if (param->scan_stop_cmpl.status != ESP_BT_STATUS_SUCCESS){
ESP_LOGE(IBEACON_TAG, "Scan stop failed");
}
else {
ESP_LOGI(IBEACON_TAG, "Stop scan successfully");
}
break;
case ESP_GAP_BLE_ADV_STOP_COMPLETE_EVT:
if (param->adv_stop_cmpl.status != ESP_BT_STATUS_SUCCESS){
ESP_LOGE(IBEACON_TAG, "Adv stop failed");
}
else {
ESP_LOGI(IBEACON_TAG, "Stop adv successfully");
}
break;
default:
break;
}
}
void ble_client_appRegister(void)
{
esp_err_t status;
ESP_LOGI(IBEACON_TAG, "register callback");
//register the scan callback function to the gap module
if ((status = esp_ble_gap_register_callback(esp_gap_cb)) != ESP_OK) {
ESP_LOGE(IBEACON_TAG, "gap register error, error code = %x", status);
return;
}
}
void gattc_client_test(void)
{
esp_bluedroid_init();
esp_bluedroid_enable();
ble_client_appRegister();
}
void app_main()
{
esp_bt_controller_config_t bt_cfg = BT_CONTROLLER_INIT_CONFIG_DEFAULT();
esp_bt_controller_init(&bt_cfg);
esp_bt_controller_enable(ESP_BT_MODE_BTDM);
gattc_client_test();
/* set scan parameters */
#if (IBEACON_MODE == IBEACON_RECEIVER)
esp_ble_gap_set_scan_params(&ble_scan_params);
#elif (IBEACON_MODE == IBEACON_SENDER)
esp_ble_ibeacon_t ibeacon_adv_data;
esp_ble_ibeacon_vendor_t vendor_config = {
.proximity_uuid = {0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0xAA, 0xBB, 0xCC, 0xDD, 0xEE, 0XFF},
.major = 0x0001,
.minor = 0x0010,
.tx_power = 0xC5
};
esp_err_t status = esp_ble_config_ibeacon_data (&vendor_config, &ibeacon_adv_data);
if (status == ESP_OK){
esp_ble_gap_config_adv_data_raw((uint8_t*)&ibeacon_adv_data, sizeof(ibeacon_adv_data));
}
else {
ESP_LOGE(IBEACON_TAG, "Config Ibeacon data failed, status =0x%x\n", status);
}
#endif
}

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# Override some defaults so BT stack is enabled
# and WiFi disabled by default in this example
CONFIG_BT_ENABLED=y
CONFIG_WIFI_ENABLED=n