70 lines
1.7 KiB
C++
70 lines
1.7 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#pragma once
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#include <QtCore/QReadWriteLock>
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namespace MTP {
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class Instance;
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class AuthKey;
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using AuthKeyPtr = std::shared_ptr<AuthKey>;
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enum class DcType;
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namespace details {
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enum class TemporaryKeyType {
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Regular,
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MediaCluster
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};
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enum class CreatingKeyType {
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None,
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Persistent,
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TemporaryRegular,
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TemporaryMediaCluster
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};
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[[nodiscard]] TemporaryKeyType TemporaryKeyTypeByDcType(DcType type);
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class Dcenter : public QObject {
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public:
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// Main thread.
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Dcenter(DcId dcId, AuthKeyPtr &&key);
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// Thread-safe.
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[[nodiscard]] DcId id() const;
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[[nodiscard]] AuthKeyPtr getPersistentKey() const;
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[[nodiscard]] AuthKeyPtr getTemporaryKey(TemporaryKeyType type) const;
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[[nodiscard]] CreatingKeyType acquireKeyCreation(DcType type);
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bool releaseKeyCreationOnDone(
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CreatingKeyType type,
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const AuthKeyPtr &temporaryKey,
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const AuthKeyPtr &persistentKeyUsedForBind);
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void releaseKeyCreationOnFail(CreatingKeyType type);
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bool destroyTemporaryKey(uint64 keyId);
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bool destroyConfirmedForgottenKey(uint64 keyId);
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[[nodiscard]] bool connectionInited() const;
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void setConnectionInited(bool connectionInited = true);
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private:
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static constexpr auto kTemporaryKeysCount = 2;
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const DcId _id = 0;
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mutable QReadWriteLock _mutex;
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AuthKeyPtr _temporaryKeys[kTemporaryKeysCount];
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AuthKeyPtr _persistentKey;
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bool _connectionInited = false;
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std::atomic<bool> _creatingKeys[kTemporaryKeysCount] = { false };
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};
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} // namespace details
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} // namespace MTP
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