69 lines
1.4 KiB
C++
69 lines
1.4 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2022
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#pragma once
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#include "td/actor/actor.h"
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#include "td/utils/common.h"
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namespace td {
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class Timeout final : public Actor {
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public:
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using Data = void *;
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using Callback = void (*)(Data);
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Timeout() {
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register_actor("Timeout", this).release();
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}
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void set_callback(Callback callback) {
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callback_ = callback;
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}
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void set_callback_data(Data &&data) {
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data_ = data;
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}
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bool has_timeout() const {
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return Actor::has_timeout();
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}
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double get_timeout() const {
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return Actor::get_timeout();
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}
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void set_timeout_in(double timeout) {
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Actor::set_timeout_in(timeout);
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}
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void set_timeout_at(double timeout) {
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Actor::set_timeout_at(timeout);
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}
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void cancel_timeout() {
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if (has_timeout()) {
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Actor::cancel_timeout();
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callback_ = Callback();
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data_ = Data();
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}
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}
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private:
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friend class Scheduler;
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Callback callback_{};
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Data data_{};
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void timeout_expired() final {
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CHECK(!has_timeout());
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CHECK(callback_ != Callback());
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Callback callback = callback_;
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Data data = data_;
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callback_ = Callback();
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data_ = Data();
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callback(data);
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}
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};
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} // namespace td
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