Method ScanDevices

common/src/platform/BluetoothHelper.Linux.cpp:24–54

void BluetoothHelper::StopScan() {}

std::vector<BluetoothDevice> BluetoothHelper::ScanDevices() {
  int dev_id = hci_get_route(nullptr);
  int sock = hci_open_dev(dev_id);
  if(dev_id < 0 || sock < 0)
    return {};

  int len = 8;
  int max_rsp = 255;
  auto ii = (inquiry_info *)malloc(max_rsp * sizeof(inquiry_info));
  int num_rsp = hci_inquiry(dev_id, len, max_rsp, nullptr, &ii, IREQ_CACHE_FLUSH);
  if(num_rsp <= 0) {
    spdlog::error("hci_inquiry() failed.");
    free(ii);
    close(sock);
    return {};
  }

  std::vector<BluetoothDevice> result{};
  for(int i = 0; i < num_rsp; i++) {
    char addr[18]{};
    char name[248]{};
    ba2str(&(ii + i)->bdaddr, addr);
    memset(name, 0, sizeof(name));
    if(hci_read_remote_name(sock, &(ii + i)->bdaddr, sizeof(name), name, 0) < 0)
      strcpy(name, "Unknown device");
    result.push_back({name, addr});
  }
  free(ii);
  close(sock);
  return result;
}

bool BluetoothHelper::PairDevice(const BluetoothDevice &device) {
  return true;