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35 lines
900 B
C++
35 lines
900 B
C++
/*
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* Copyright (C) 2016+ AzerothCore <www.azerothcore.org>, released under GNU GPL v2 license: https://github.com/azerothcore/azerothcore-wotlk/blob/master/LICENSE-GPL2
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* Copyright (C) 2008-2016 TrinityCore <http://www.trinitycore.org/>
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* Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
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*/
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#ifndef _AUTH_HMAC_H
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#define _AUTH_HMAC_H
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#include "Define.h"
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#include <string>
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#include <openssl/hmac.h>
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#include <openssl/sha.h>
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class BigNumber;
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#define SEED_KEY_SIZE 16
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class HmacHash
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{
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public:
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HmacHash(uint32 len, uint8* seed);
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~HmacHash();
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void UpdateData(std::string const& str);
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void UpdateData(uint8 const* data, size_t len);
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void Finalize();
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uint8* ComputeHash(BigNumber* bn);
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uint8* GetDigest() { return m_digest; }
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int GetLength() const { return SHA_DIGEST_LENGTH; }
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private:
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HMAC_CTX* m_ctx;
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uint8 m_digest[SHA_DIGEST_LENGTH];
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};
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#endif
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