66 lines
1.9 KiB
C++
66 lines
1.9 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2024 Alex Shvartzkop <dudesuchamazing@gmail.com>
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* Copyright (C) 2024 Kicad Developers, see AUTHORS.txt for contributors.
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*
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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
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* as published by the Free Software Foundation; either version 2
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* of 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,
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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 this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#ifndef HASH_128_H_
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#define HASH_128_H_
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#include <cstdint>
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#include <iomanip>
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#include <sstream>
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/**
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* A storage class for 128-bit hash value
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*/
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struct HASH_128
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{
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void Clear()
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{
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memset( Value64, 0, sizeof( Value64 ) ); //
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}
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bool operator==( const HASH_128& aOther ) const
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{
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return memcmp( Value64, aOther.Value64, sizeof( Value64 ) ) == 0;
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}
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std::string ToString() const
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{
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std::stringstream ss;
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ss << std::hex << std::uppercase << std::setfill( '0' )
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<< std::setw( 16 ) << Value64[0]
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<< std::setw( 16 ) << Value64[1];
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return ss.str();
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}
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public:
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union
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{
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uint8_t Value8[16]{}; // Zero-initialized
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uint32_t Value32[4];
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uint64_t Value64[2];
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};
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};
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#endif // HASH_128_H_
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