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tdlib-fork/tdutils/td/utils/port/PollBase.h

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//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2020
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#pragma once
#include "td/utils/port/detail/PollableFd.h"
#include "td/utils/port/PollFlags.h"
namespace td {
class PollBase {
public:
PollBase() = default;
PollBase(const PollBase &) = delete;
PollBase &operator=(const PollBase &) = delete;
PollBase(PollBase &&) = default;
PollBase &operator=(PollBase &&) = default;
virtual ~PollBase() = default;
virtual void init() = 0;
virtual void clear() = 0;
virtual void subscribe(PollableFd fd, PollFlags flags) = 0;
virtual void unsubscribe(PollableFdRef fd) = 0;
virtual void unsubscribe_before_close(PollableFdRef fd) = 0;
virtual void run(int timeout_ms) = 0;
};
} // namespace td