mirror of
https://github.com/TrinityCore/TrinityCore.git
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90 lines
2.6 KiB
C++
90 lines
2.6 KiB
C++
/*
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* This file is part of the TrinityCore Project. See AUTHORS file for Copyright information
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __TRINITY_SECRETMGR_H__
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#define __TRINITY_SECRETMGR_H__
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#include "BigNumber.h"
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#include "Common.h"
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#include "LogCommon.h"
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#include "Optional.h"
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#include <array>
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#include <mutex>
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#include <string>
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enum Secrets : uint32
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{
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SECRET_TOTP_MASTER_KEY = 0,
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// only add new indices right above this line
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NUM_SECRETS
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};
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enum SecretOwner
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{
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SECRET_OWNER_BNETSERVER,
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SECRET_OWNER_WORLDSERVER,
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NUM_SECRET_OWNERS
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};
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class TC_SHARED_API SecretMgr
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{
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private:
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SecretMgr();
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~SecretMgr();
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public:
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static SecretOwner OWNER;
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SecretMgr(SecretMgr const&) = delete;
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SecretMgr(SecretMgr&&) = delete;
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SecretMgr& operator=(SecretMgr const&) = delete;
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SecretMgr& operator=(SecretMgr&&) = delete;
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static SecretMgr* instance();
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struct Secret
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{
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public:
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explicit operator bool() const { return (state == PRESENT); }
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BigNumber const& operator*() const { return value; }
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BigNumber const* operator->() const { return &value; }
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bool IsAvailable() const { return (state != NOT_LOADED_YET) && (state != LOAD_FAILED); }
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private:
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std::mutex lock;
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enum { NOT_LOADED_YET, LOAD_FAILED, NOT_PRESENT, PRESENT } state = NOT_LOADED_YET;
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BigNumber value;
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friend class SecretMgr;
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};
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void Initialize(SecretOwner owner);
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Secret const& GetSecret(Secrets i);
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private:
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void AttemptLoad(Secrets i, LogLevel errorLevel, std::scoped_lock<std::mutex> const&);
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Optional<std::string> AttemptTransition(Secrets i, Optional<BigNumber> const& newSecret, Optional<BigNumber> const& oldSecret, bool hadOldSecret) const;
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std::array<Secret, NUM_SECRETS> _secrets;
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};
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#define sSecretMgr SecretMgr::instance()
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#endif
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