146 lines
4.6 KiB
C++
146 lines
4.6 KiB
C++
/*
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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 "mtproto/dcenter.h"
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#include <map>
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#include <set>
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namespace MTP {
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class DcOptions;
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class Session;
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class Instance : public QObject {
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Q_OBJECT
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public:
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struct Config {
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static constexpr auto kNoneMainDc = -1;
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static constexpr auto kNotSetMainDc = 0;
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static constexpr auto kDefaultMainDc = 2;
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DcId mainDcId = kNotSetMainDc;
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AuthKeysList keys;
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};
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enum class Mode {
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Normal,
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KeysDestroyer,
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};
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Instance(DcOptions *options, Mode mode, Config &&config);
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Instance(const Instance &other) = delete;
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Instance &operator=(const Instance &other) = delete;
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void suggestMainDcId(DcId mainDcId);
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void setMainDcId(DcId mainDcId);
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DcId mainDcId() const;
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void setKeyForWrite(DcId dcId, const AuthKeyPtr &key);
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AuthKeysList getKeysForWrite() const;
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void addKeysForDestroy(AuthKeysList &&keys);
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DcOptions *dcOptions();
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template <typename TRequest>
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mtpRequestId send(const TRequest &request, RPCResponseHandler callbacks = RPCResponseHandler(), ShiftedDcId dcId = 0, TimeMs msCanWait = 0, mtpRequestId after = 0) {
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if (auto session = getSession(dcId)) {
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return session->send(request, callbacks, msCanWait, true, !dcId, after);
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}
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return 0;
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}
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template <typename TRequest>
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mtpRequestId send(const TRequest &request, RPCDoneHandlerPtr onDone, RPCFailHandlerPtr onFail = RPCFailHandlerPtr(), int32 dc = 0, TimeMs msCanWait = 0, mtpRequestId after = 0) {
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return send(request, RPCResponseHandler(onDone, onFail), dc, msCanWait, after);
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}
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void sendAnything(ShiftedDcId dcId = 0, TimeMs msCanWait = 0) {
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if (auto session = getSession(dcId)) {
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session->sendAnything(msCanWait);
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}
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}
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void restart();
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void restart(ShiftedDcId shiftedDcId);
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int32 dcstate(ShiftedDcId shiftedDcId = 0);
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QString dctransport(ShiftedDcId shiftedDcId = 0);
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void ping();
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void cancel(mtpRequestId requestId);
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int32 state(mtpRequestId requestId); // < 0 means waiting for such count of ms
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void killSession(ShiftedDcId shiftedDcId);
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void stopSession(ShiftedDcId shiftedDcId);
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void logout(RPCDoneHandlerPtr onDone, RPCFailHandlerPtr onFail);
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internal::DcenterPtr getDcById(ShiftedDcId shiftedDcId);
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void unpaused();
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void queueQuittingConnection(std::unique_ptr<internal::Connection> connection);
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void setUpdatesHandler(RPCDoneHandlerPtr onDone);
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void setGlobalFailHandler(RPCFailHandlerPtr onFail);
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void setStateChangedHandler(base::lambda<void(ShiftedDcId shiftedDcId, int32 state)> handler);
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void setSessionResetHandler(base::lambda<void(ShiftedDcId shiftedDcId)> handler);
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void clearGlobalHandlers();
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void onStateChange(ShiftedDcId dcWithShift, int32 state);
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void onSessionReset(ShiftedDcId dcWithShift);
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void registerRequest(mtpRequestId requestId, ShiftedDcId dcWithShift);
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mtpRequestId storeRequest(mtpRequest &request, const RPCResponseHandler &parser);
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mtpRequest getRequest(mtpRequestId requestId);
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void clearCallbacksDelayed(const RPCCallbackClears &requestIds);
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void execCallback(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end);
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bool hasCallbacks(mtpRequestId requestId);
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void globalCallback(const mtpPrime *from, const mtpPrime *end);
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// return true if need to clean request data
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bool rpcErrorOccured(mtpRequestId requestId, const RPCFailHandlerPtr &onFail, const RPCError &err);
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bool isKeysDestroyer() const;
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void scheduleKeyDestroy(ShiftedDcId shiftedDcId);
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~Instance();
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public slots:
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void configLoadRequest();
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void connectionFinished(internal::Connection *connection);
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signals:
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void configLoaded();
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void keyDestroyed(qint32 shiftedDcId);
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void allKeysDestroyed();
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private slots:
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void onKeyDestroyed(qint32 shiftedDcId);
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void onClearKilledSessions();
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private:
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internal::Session *getSession(ShiftedDcId shiftedDcId);
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class Private;
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const std::unique_ptr<Private> _private;
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};
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} // namespace MTP
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