43 lines
1.2 KiB
C++
43 lines
1.2 KiB
C++
/* Copyright (C) 2010 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. 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 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. 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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*
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* You should have received a copy of the GNU General Public License
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* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef INCLUDED_MD5
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#define INCLUDED_MD5
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/**
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* MD5 hashing algorithm. Note that MD5 is broken and must not be used for
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* anything that requires security.
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*/
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class MD5
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{
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public:
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static const size_t DIGESTSIZE = 16;
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MD5();
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void Update(const u8* data, size_t len);
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void Final(u8* digest);
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private:
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void InitState();
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void Transform(const u32* in);
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u32 m_Digest[4]; // internal state
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u8 m_Buf[64]; // buffered input bytes
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size_t m_BufLen; // bytes in m_Buf that are valid
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u64 m_InputLen; // bytes
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};
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#endif // INCLUDED_MD5
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