Function pair

src/nvhttp.cpp:704–829

  template <class T>
  void pair(std::shared_ptr<typename SimpleWeb::ServerBase<T>::Response> response, std::shared_ptr<typename SimpleWeb::ServerBase<T>::Request> request) {
    print_req<T>(request);

    pt::ptree tree;

    auto fg = util::fail_guard([&]() {
      std::ostringstream data;

      pt::write_xml(data, tree);
      response->write(data.str());
      response->close_connection_after_response = true;
    });

    if (!config::sunshine.enable_pairing) {
      tree.put("root.<xmlattr>.status_code", 403);
      tree.put("root.<xmlattr>.status_message", "Pairing is disabled for this instance");

      return;
    }

    auto args = request->parse_query_string();
    if (args.find("uniqueid"s) == std::end(args)) {
      tree.put("root.<xmlattr>.status_code", 400);
      tree.put("root.<xmlattr>.status_message", "Missing uniqueid parameter");

      return;
    }

    auto uniqID {get_arg(args, "uniqueid")};

    args_t::const_iterator it;
    if (it = args.find("phrase"); it != std::end(args)) {
      if (it->second == "getservercert"sv) {
        pair_session_t sess;

        auto deviceName { get_arg(args, "devicename") };

        if (deviceName == "roth"sv) {
          deviceName = "Legacy Moonlight Client";
        }

        sess.client.uniqueID = std::move(uniqID);
        sess.client.name = std::move(deviceName);
        sess.client.cert = util::from_hex_vec(get_arg(args, "clientcert"), true);

        BOOST_LOG(debug) << sess.client.cert;
        auto ptr = map_id_sess.emplace(sess.client.uniqueID, std::move(sess)).first;

        ptr->second.async_insert_pin.salt = std::move(get_arg(args, "salt"));

        auto it = args.find("otpauth");
        if (it != std::end(args)) {
          if (one_time_pin.empty() || (std::chrono::steady_clock::now() - otp_creation_time > OTP_EXPIRE_DURATION)) {
            one_time_pin.clear();
            otp_passphrase.clear();
            otp_device_name.clear();
            tree.put("root.<xmlattr>.status_code", 503);
            tree.put("root.<xmlattr>.status_message", "OTP auth not available.");