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J. Nick Koston 2025-07-25 17:20:37 -10:00
parent a06c4e1d56
commit 535e995c75
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1 changed files with 71 additions and 67 deletions
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138
esphome/components/bluetooth_proxy/bluetooth_connection.cpp
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@ -105,75 +105,79 @@ void BluetoothConnection::send_service_for_discovery_() {
return;
}
if (total_char_count > 0) {
// Reserve space and process characteristics
service_resp.characteristics.reserve(total_char_count);
uint16_t char_offset = 0;
esp_gattc_char_elem_t char_result;
while (true) { // characteristics
uint16_t char_count = 1;
esp_gatt_status_t char_status =
esp_ble_gattc_get_all_char(this->gattc_if_, this->conn_id_, service_result.start_handle,
service_result.end_handle, &char_result, &char_count, char_offset);
if (char_status == ESP_GATT_INVALID_OFFSET || char_status == ESP_GATT_NOT_FOUND) {
break;
} else if (char_status != ESP_GATT_OK) {
ESP_LOGE(TAG, "[%d] [%s] esp_ble_gattc_get_all_char error, status=%d", this->connection_index_,
this->address_str().c_str(), char_status);
return;
} else if (char_count == 0) {
break;
}
if (total_char_count == 0) {
// No characteristics, just send the service response
api_conn->send_message(resp, api::BluetoothGATTGetServicesResponse::MESSAGE_TYPE);
return
}
service_resp.characteristics.emplace_back();
auto &characteristic_resp = service_resp.characteristics.back();
fill_128bit_uuid_array(characteristic_resp.uuid, char_result.uuid);
characteristic_resp.handle = char_result.char_handle;
characteristic_resp.properties = char_result.properties;
char_offset++;
// Get the number of descriptors directly with one call
uint16_t total_desc_count = 0;
esp_gatt_status_t desc_count_status =
esp_ble_gattc_get_attr_count(this->gattc_if_, this->conn_id_, ESP_GATT_DB_DESCRIPTOR, char_result.char_handle,
service_result.end_handle, 0, &total_desc_count);
if (desc_count_status != ESP_GATT_OK) {
ESP_LOGW(TAG, "[%d] [%s] Error getting descriptor count for char handle %d, status=%d", this->connection_index_,
this->address_str().c_str(), char_result.char_handle, desc_count_status);
return;
}
if (total_desc_count == 0) {
// No descriptors, continue to next characteristic
continue;
}
// Reserve space and process descriptors
characteristic_resp.descriptors.reserve(total_desc_count);
uint16_t desc_offset = 0;
esp_gattc_descr_elem_t desc_result;
while (true) { // descriptors
uint16_t desc_count = 1;
esp_gatt_status_t desc_status = esp_ble_gattc_get_all_descr(
this->gattc_if_, this->conn_id_, char_result.char_handle, &desc_result, &desc_count, desc_offset);
if (desc_status == ESP_GATT_INVALID_OFFSET || desc_status == ESP_GATT_NOT_FOUND) {
break;
} else if (desc_status != ESP_GATT_OK) {
ESP_LOGE(TAG, "[%d] [%s] esp_ble_gattc_get_all_descr error, status=%d", this->connection_index_,
this->address_str().c_str(), desc_status);
return;
} else if (desc_count == 0) {
break; // No more descriptors
}
characteristic_resp.descriptors.emplace_back();
auto &descriptor_resp = characteristic_resp.descriptors.back();
fill_128bit_uuid_array(descriptor_resp.uuid, desc_result.uuid);
descriptor_resp.handle = desc_result.handle;
desc_offset++;
}
// Reserve space and process characteristics
service_resp.characteristics.reserve(total_char_count);
uint16_t char_offset = 0;
esp_gattc_char_elem_t char_result;
while (true) { // characteristics
uint16_t char_count = 1;
esp_gatt_status_t char_status =
esp_ble_gattc_get_all_char(this->gattc_if_, this->conn_id_, service_result.start_handle,
service_result.end_handle, &char_result, &char_count, char_offset);
if (char_status == ESP_GATT_INVALID_OFFSET || char_status == ESP_GATT_NOT_FOUND) {
break;
} else if (char_status != ESP_GATT_OK) {
ESP_LOGE(TAG, "[%d] [%s] esp_ble_gattc_get_all_char error, status=%d", this->connection_index_,
this->address_str().c_str(), char_status);
return;
} else if (char_count == 0) {
break;
}
} // end else if (total_char_count > 0)
service_resp.characteristics.emplace_back();
auto &characteristic_resp = service_resp.characteristics.back();
fill_128bit_uuid_array(characteristic_resp.uuid, char_result.uuid);
characteristic_resp.handle = char_result.char_handle;
characteristic_resp.properties = char_result.properties;
char_offset++;
// Get the number of descriptors directly with one call
uint16_t total_desc_count = 0;
esp_gatt_status_t desc_count_status =
esp_ble_gattc_get_attr_count(this->gattc_if_, this->conn_id_, ESP_GATT_DB_DESCRIPTOR, char_result.char_handle,
service_result.end_handle, 0, &total_desc_count);
if (desc_count_status != ESP_GATT_OK) {
ESP_LOGW(TAG, "[%d] [%s] Error getting descriptor count for char handle %d, status=%d", this->connection_index_,
this->address_str().c_str(), char_result.char_handle, desc_count_status);
return;
}
if (total_desc_count == 0) {
// No descriptors, continue to next characteristic
continue;
}
// Reserve space and process descriptors
characteristic_resp.descriptors.reserve(total_desc_count);
uint16_t desc_offset = 0;
esp_gattc_descr_elem_t desc_result;
while (true) { // descriptors
uint16_t desc_count = 1;
esp_gatt_status_t desc_status = esp_ble_gattc_get_all_descr(
this->gattc_if_, this->conn_id_, char_result.char_handle, &desc_result, &desc_count, desc_offset);
if (desc_status == ESP_GATT_INVALID_OFFSET || desc_status == ESP_GATT_NOT_FOUND) {
break;
} else if (desc_status != ESP_GATT_OK) {
ESP_LOGE(TAG, "[%d] [%s] esp_ble_gattc_get_all_descr error, status=%d", this->connection_index_,
this->address_str().c_str(), desc_status);
return;
} else if (desc_count == 0) {
break; // No more descriptors
}
characteristic_resp.descriptors.emplace_back();
auto &descriptor_resp = characteristic_resp.descriptors.back();
fill_128bit_uuid_array(descriptor_resp.uuid, desc_result.uuid);
descriptor_resp.handle = desc_result.handle;
desc_offset++;
}
}
// Send the message (we already checked api_conn is not null at the beginning)
api_conn->send_message(resp, api::BluetoothGATTGetServicesResponse::MESSAGE_TYPE);