chromium/net/third_party/quiche/src/quiche/quic/core/quic_ping_manager.h

// Copyright (c) 2022 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef QUICHE_QUIC_CORE_QUIC_PING_MANAGER_H_
#define QUICHE_QUIC_CORE_QUIC_PING_MANAGER_H_

#include "quiche/quic/core/quic_alarm.h"
#include "quiche/quic/core/quic_alarm_factory.h"
#include "quiche/quic/core/quic_constants.h"
#include "quiche/quic/core/quic_one_block_arena.h"
#include "quiche/quic/core/quic_time.h"
#include "quiche/quic/platform/api/quic_export.h"

namespace quic {

namespace test {
class QuicConnectionPeer;
class QuicPingManagerPeer;
}  // namespace test

// QuicPingManager manages an alarm that has two modes:
// 1) keep-alive. When alarm fires, send packet to extend idle timeout to keep
// connection alive.
// 2) retransmittable-on-wire. When alarm fires, send packets to detect path
// degrading (used in IP/port migrations).
class QUICHE_EXPORT QuicPingManager { … };

}  // namespace quic

#endif  // QUICHE_QUIC_CORE_QUIC_PING_MANAGER_H_