mirror of https://github.com/esphome/esphome.git
67 lines
1.9 KiB
C++
67 lines
1.9 KiB
C++
#include "ble_service.h"
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#include "ble_client_base.h"
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#include "esphome/core/log.h"
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#ifdef USE_ESP32
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namespace esphome {
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namespace esp32_ble_client {
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static const char *const TAG = "esp32_ble_client.service";
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BLECharacteristic *BLEService::get_characteristic(espbt::ESPBTUUID uuid) {
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for (auto &chr : this->characteristics) {
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if (chr->uuid == uuid)
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return chr;
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}
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return nullptr;
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}
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BLECharacteristic *BLEService::get_characteristic(uint16_t uuid) {
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return this->get_characteristic(espbt::ESPBTUUID::from_uint16(uuid));
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}
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BLEService::~BLEService() {
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for (auto &chr : this->characteristics)
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delete chr; // NOLINT(cppcoreguidelines-owning-memory)
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}
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void BLEService::parse_characteristics() {
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uint16_t offset = 0;
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esp_gattc_char_elem_t result;
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while (true) {
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uint16_t count = 1;
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esp_gatt_status_t status =
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esp_ble_gattc_get_all_char(this->client->get_gattc_if(), this->client->get_conn_id(), this->start_handle,
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this->end_handle, &result, &count, offset);
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if (status == ESP_GATT_INVALID_OFFSET || status == ESP_GATT_NOT_FOUND) {
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break;
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}
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if (status != ESP_GATT_OK) {
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ESP_LOGW(TAG, "esp_ble_gattc_get_all_char error, status=%d", status);
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break;
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}
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if (count == 0) {
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break;
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}
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BLECharacteristic *characteristic = new BLECharacteristic(); // NOLINT(cppcoreguidelines-owning-memory)
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characteristic->uuid = espbt::ESPBTUUID::from_uuid(result.uuid);
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characteristic->properties = result.properties;
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characteristic->handle = result.char_handle;
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characteristic->service = this;
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this->characteristics.push_back(characteristic);
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ESP_LOGI(TAG, " characteristic %s, handle 0x%x, properties 0x%x", characteristic->uuid.to_string().c_str(),
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characteristic->handle, characteristic->properties);
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characteristic->parse_descriptors();
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offset++;
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}
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}
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} // namespace esp32_ble_client
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} // namespace esphome
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#endif // USE_ESP32
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