81 lines
2.4 KiB
C
81 lines
2.4 KiB
C
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/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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In addition, as a special exception, the copyright holders give permission
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to link the code of portions of this program with the OpenSSL library.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
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*/
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#pragma once
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#include "base/timer.h"
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#include "base/weak_unique_ptr.h"
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#include "mtproto/rpc_sender.h"
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namespace MTP {
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class SpecialConfigRequest;
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class Instance;
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namespace internal {
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class ConfigLoader : public base::enable_weak_from_this {
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public:
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ConfigLoader(gsl::not_null<Instance*> instance, RPCDoneHandlerPtr onDone, RPCFailHandlerPtr onFail);
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~ConfigLoader();
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void load();
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private:
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mtpRequestId sendRequest(ShiftedDcId shiftedDcId);
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void addSpecialEndpoint(DcId dcId, const std::string &ip, int port);
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void sendSpecialRequest();
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void enumerate();
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void createSpecialLoader();
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DcId specialToRealDcId(DcId specialDcId);
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void specialConfigLoaded(const MTPConfig &result);
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void terminateRequest();
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void terminateSpecialRequest();
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gsl::not_null<Instance*> _instance;
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base::Timer _enumDCTimer;
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DcId _enumCurrent = 0;
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mtpRequestId _enumRequest = 0;
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struct SpecialEndpoint {
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DcId dcId;
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std::string ip;
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int port;
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};
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friend bool operator==(const SpecialEndpoint &a, const SpecialEndpoint &b);
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std::unique_ptr<SpecialConfigRequest> _specialLoader;
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std::vector<SpecialEndpoint> _specialEndpoints;
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std::vector<SpecialEndpoint> _triedSpecialEndpoints;
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base::Timer _specialEnumTimer;
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DcId _specialEnumCurrent = 0;
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mtpRequestId _specialEnumRequest = 0;
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RPCDoneHandlerPtr _doneHandler;
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RPCFailHandlerPtr _failHandler;
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};
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inline bool operator==(const ConfigLoader::SpecialEndpoint &a, const ConfigLoader::SpecialEndpoint &b) {
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return (a.dcId == b.dcId) && (a.ip == b.ip) && (a.port == b.port);
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}
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} // namespace internal
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} // namespace MTP
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