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Code Issues Releases Wiki Activity

Improv - BLE WiFi provisioning (#1807)

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Co-authored-by: Paulus Schoutsen <balloob@gmail.com>
This commit is contained in:
Jesse Hills
2021-06-08 11:56:21 +12:00
committed by GitHub
parent 33625e2dd3
commit a70a205ace
40 changed files with 2422 additions and 42 deletions
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97
esphome/components/esp32_ble/ble_advertising.cpp Normal file
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#include "ble_advertising.h"
#ifdef ARDUINO_ARCH_ESP32
#include "ble_uuid.h"
namespace esphome {
namespace esp32_ble {
BLEAdvertising::BLEAdvertising() {
this->advertising_data_.set_scan_rsp = false;
this->advertising_data_.include_name = true;
this->advertising_data_.include_txpower = true;
this->advertising_data_.min_interval = 0x20;
this->advertising_data_.max_interval = 0x40;
this->advertising_data_.appearance = 0x00;
this->advertising_data_.manufacturer_len = 0;
this->advertising_data_.p_manufacturer_data = nullptr;
this->advertising_data_.service_data_len = 0;
this->advertising_data_.p_service_data = nullptr;
this->advertising_data_.service_uuid_len = 0;
this->advertising_data_.p_service_uuid = nullptr;
this->advertising_data_.flag = (ESP_BLE_ADV_FLAG_GEN_DISC | ESP_BLE_ADV_FLAG_BREDR_NOT_SPT);
this->advertising_params_.adv_int_min = 0x20;
this->advertising_params_.adv_int_max = 0x40;
this->advertising_params_.adv_type = ADV_TYPE_IND;
this->advertising_params_.own_addr_type = BLE_ADDR_TYPE_PUBLIC;
this->advertising_params_.channel_map = ADV_CHNL_ALL;
this->advertising_params_.adv_filter_policy = ADV_FILTER_ALLOW_SCAN_ANY_CON_ANY;
this->advertising_params_.peer_addr_type = BLE_ADDR_TYPE_PUBLIC;
}
void BLEAdvertising::add_service_uuid(ESPBTUUID uuid) { this->advertising_uuids_.push_back(uuid); }
void BLEAdvertising::start() {
int num_services = this->advertising_uuids_.size();
if (num_services == 0) {
this->advertising_data_.service_uuid_len = 0;
} else {
this->advertising_data_.service_uuid_len = 16 * num_services;
this->advertising_data_.p_service_uuid = new uint8_t[this->advertising_data_.service_uuid_len];
uint8_t *p = this->advertising_data_.p_service_uuid;
for (int i = 0; i < num_services; i++) {
ESPBTUUID uuid = this->advertising_uuids_[i];
memcpy(p, uuid.as_128bit().get_uuid().uuid.uuid128, 16);
p += 16;
}
}
esp_err_t err;
this->advertising_data_.set_scan_rsp = false;
this->advertising_data_.include_name = !this->scan_response_;
this->advertising_data_.include_txpower = !this->scan_response_;
err = esp_ble_gap_config_adv_data(&this->advertising_data_);
if (err != ESP_OK) {
ESP_LOGE(TAG, "esp_ble_gap_config_adv_data failed (Advertising): %d", err);
return;
}
memcpy(&this->scan_response_data_, &this->advertising_data_, sizeof(esp_ble_adv_data_t));
this->scan_response_data_.set_scan_rsp = true;
this->scan_response_data_.include_name = true;
this->scan_response_data_.include_txpower = true;
this->scan_response_data_.appearance = 0;
this->scan_response_data_.flag = 0;
err = esp_ble_gap_config_adv_data(&this->scan_response_data_);
if (err != ESP_OK) {
ESP_LOGE(TAG, "esp_ble_gap_config_adv_data failed (Scan response): %d", err);
return;
}
if (this->advertising_data_.service_uuid_len > 0) {
delete[] this->advertising_data_.p_service_uuid;
this->advertising_data_.p_service_uuid = nullptr;
}
err = esp_ble_gap_start_advertising(&this->advertising_params_);
if (err != ESP_OK) {
ESP_LOGE(TAG, "esp_ble_gap_start_advertising failed: %d", err);
return;
}
}
void BLEAdvertising::stop() {
esp_err_t err = esp_ble_gap_stop_advertising();
if (err != ESP_OK) {
ESP_LOGE(TAG, "esp_ble_gap_stop_advertising failed: %d", err);
return;
}
}
} // namespace esp32_ble
} // namespace esphome
#endif