chromium/third_party/webrtc/rtc_base/task_utils/repeating_task.h

/*
 *  Copyright 2019 The WebRTC Project Authors. All rights reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */

#ifndef RTC_BASE_TASK_UTILS_REPEATING_TASK_H_
#define RTC_BASE_TASK_UTILS_REPEATING_TASK_H_

#include <memory>
#include <type_traits>
#include <utility>

#include "absl/functional/any_invocable.h"
#include "api/task_queue/pending_task_safety_flag.h"
#include "api/task_queue/task_queue_base.h"
#include "api/units/time_delta.h"
#include "system_wrappers/include/clock.h"

namespace webrtc {

namespace webrtc_repeating_task_impl {

// Methods simplifying external tracing of RepeatingTaskHandle operations.
void RepeatingTaskHandleDTraceProbeStart();
void RepeatingTaskHandleDTraceProbeDelayedStart();
void RepeatingTaskImplDTraceProbeRun();

}  // namespace webrtc_repeating_task_impl

// Allows starting tasks that repeat themselves on a TaskQueue indefinately
// until they are stopped or the TaskQueue is destroyed. It allows starting and
// stopping multiple times, but you must stop one task before starting another
// and it can only be stopped when in the running state. The public interface is
// not thread safe.
class RepeatingTaskHandle { … };

}  // namespace webrtc
#endif  // RTC_BASE_TASK_UTILS_REPEATING_TASK_H_