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46 lines
1.3 KiB
C++
46 lines
1.3 KiB
C++
/**
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* Copyright (C) 2005-2012 Gekko Emulator
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*
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* @file hash.h
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* @author ShizZy <shizzy247@gmail.com>
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* @date 2012-12-05
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* @brief General purpose hash function
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*
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* @section LICENSE
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your 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
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details at
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* http://www.gnu.org/copyleft/gpl.html
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*
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* Official project repository can be found at:
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* http://code.google.com/p/gekko-gc-emu/
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*/
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#ifndef COMMON_HASH_H_
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#define COMMON_HASH_H_
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#include "types.h"
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namespace common {
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typedef u64 Hash64;
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/**
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* Compute an efficient 64-bit hash (optimized for Intel hardware)
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* @param src Source data buffer to compute hash for
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* @param len Length of data buffer to compute hash for
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* @param samples Number of samples to compute hash for
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* @remark Borrowed from Dolphin Emulator
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*/
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Hash64 GetHash64(const u8 *src, int len, u32 samples);
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} // namespace
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#endif // COMMON_HASH_H_
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