mirror of https://github.com/OpenTTD/OpenTTD
64 lines
1.9 KiB
C++
64 lines
1.9 KiB
C++
/*
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* This file is part of OpenTTD.
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* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
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* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file endian_func.hpp Function to handling different endian machines. */
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#ifndef ENDIAN_FUNC_HPP
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#define ENDIAN_FUNC_HPP
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#include "bitmath_func.hpp"
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static constexpr uint16_t FROM_BE16(uint16_t x)
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{
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if constexpr (std::endian::native == std::endian::big) return x;
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return std::byteswap(x);
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}
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static constexpr uint32_t FROM_BE32(uint32_t x)
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{
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if constexpr (std::endian::native == std::endian::big) return x;
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return std::byteswap(x);
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}
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static constexpr uint16_t TO_BE16(uint16_t x)
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{
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if constexpr (std::endian::native == std::endian::big) return x;
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return std::byteswap(x);
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}
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static constexpr uint32_t TO_BE32(uint32_t x)
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{
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if constexpr (std::endian::native == std::endian::big) return x;
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return std::byteswap(x);
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}
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static constexpr uint16_t FROM_LE16(uint16_t x)
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{
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if constexpr (std::endian::native == std::endian::little) return x;
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return std::byteswap(x);
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}
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static constexpr uint32_t FROM_LE32(uint32_t x)
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{
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if constexpr (std::endian::native == std::endian::little) return x;
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return std::byteswap(x);
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}
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static constexpr uint16_t TO_LE16(uint16_t x)
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{
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if constexpr (std::endian::native == std::endian::little) return x;
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return std::byteswap(x);
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}
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static constexpr uint32_t TO_LE32(uint32_t x)
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{
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if constexpr (std::endian::native == std::endian::little) return x;
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return std::byteswap(x);
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}
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#endif /* ENDIAN_FUNC_HPP */
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