71 lines
1.9 KiB
C
71 lines
1.9 KiB
C
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2021
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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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namespace mtproto {
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class ConnectionManager : public Actor {
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public:
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class ConnectionToken {
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public:
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ConnectionToken() = default;
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explicit ConnectionToken(ActorShared<ConnectionManager> connection_manager)
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: connection_manager_(std::move(connection_manager)) {
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}
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ConnectionToken(const ConnectionToken &) = delete;
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ConnectionToken &operator=(const ConnectionToken &) = delete;
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ConnectionToken(ConnectionToken &&) = default;
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ConnectionToken &operator=(ConnectionToken &&other) {
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reset();
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connection_manager_ = std::move(other.connection_manager_);
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return *this;
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}
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~ConnectionToken() {
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reset();
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}
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void reset() {
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if (!connection_manager_.empty()) {
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send_closure(connection_manager_, &ConnectionManager::dec_connect);
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connection_manager_.reset();
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}
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}
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bool empty() const {
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return connection_manager_.empty();
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}
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private:
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ActorShared<ConnectionManager> connection_manager_;
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};
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static ConnectionToken connection(ActorId<ConnectionManager> connection_manager) {
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return connection_impl(connection_manager, 1);
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}
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static ConnectionToken connection_proxy(ActorId<ConnectionManager> connection_manager) {
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return connection_impl(connection_manager, 2);
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}
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protected:
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uint32 connect_cnt_ = 0;
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uint32 connect_proxy_cnt_ = 0;
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private:
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void inc_connect();
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void dec_connect();
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static ConnectionToken connection_impl(ActorId<ConnectionManager> connection_manager, int mode);
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};
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} // namespace mtproto
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} // namespace td
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