util.h

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/*
 * Copyright (C) 2022 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
#pragma once
 
#include <optional>
 
#include "cuttlefish/common/libs/fs/shared_fd.h"
#include "cuttlefish/host/libs/command_util/runner/defs.h"
#include "cuttlefish/host/libs/command_util/runner/run_cvd.pb.h"
#include "cuttlefish/host/libs/config/cuttlefish_config.h"
#include "cuttlefish/result/result.h"
 
namespace cuttlefish {
 
Result<RunnerExitCodes> ReadExitCode(SharedFD monitor_socket);
 
Result<SharedFD> GetLauncherMonitorFromInstance(
    const CuttlefishConfig::InstanceSpecific& instance_config,
    int timeout_seconds);
 
Result<SharedFD> GetLauncherMonitor(const CuttlefishConfig& config,
                                    int instance_num, int timeout_seconds);
 
struct LauncherActionInfo {
  LauncherAction action;
  run_cvd::ExtendedLauncherAction extended_action;
};
Result<std::optional<LauncherActionInfo>> ReadLauncherActionFromFd(
    SharedFD monitor_socket);
 
Result<void> WaitForRead(SharedFD monitor_socket, int timeout_seconds);
 
// Writes the `action` request to `monitor_socket`, then waits for the response
// and checks for errors.
Result<void> RunLauncherAction(SharedFD monitor_socket, LauncherAction action,
                               std::optional<int> timeout_seconds);
 
// Writes the `action` request to `monitor_socket`, then waits for the response
// and checks for errors.
Result<void> RunLauncherAction(
    SharedFD monitor_socket,
    const run_cvd::ExtendedLauncherAction& extended_action,
    std::optional<int> timeout_seconds);
 
}  // namespace cuttlefish