SwapBytes.hpp

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/*!
 * \file SwapBytes.hpp
 * \brief Function to swap bytes of primitive data types.
 * \author P. Gomes
 * \version 8.5.0 "Harrier"
 *
 * SU2 Project Website: https://su2code.github.io
 *
 * The SU2 Project is maintained by the SU2 Foundation
 * (http://su2foundation.org)
 *
 * Copyright 2012-2026, SU2 Contributors (cf. AUTHORS.md)
 *
 * SU2 is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * SU2 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. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with SU2. If not, see <http://www.gnu.org/licenses/>.
 */
 
#pragma once
 
#include <cstddef>
#include <cstdint>
 
/*!
 * \brief Change storage of buffer to/from big endian from/to little endian
 * \param buffer - Pointer to the beginning of the buffer
 * \param nBytes - The size in bytes of an data entry
 * \param nVar - The number of entries
 */
void SwapBytes(char* buffer, size_t nBytes, unsigned long nVar);