Maisam Arif
5763412f7d
Signed-off-by: Maisam Arif <Maisam.Arif@amd.com> Change-Id: I9621e4c54f3b490c6eb4cfc3e9bdfb4d489f0052
60 regels
2.3 KiB
C
60 regels
2.3 KiB
C
// SPDX-License-Identifier: MIT
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/*
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* Copyright (c) Advanced Micro Devices, Inc. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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/**
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* @file utils.h
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* @brief Common utility functions
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*/
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#ifndef UTILS_H
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#define UTILS_H
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#include <stdint.h>
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/**
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* @brief Convert a 64-bit value from little endian to big endian
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* @param[in] value Value to convert
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* @return Converted value in big endian
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*/
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static inline uint64_t le64_to_be64(uint64_t value) {
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return ((value & 0xFF00000000000000ULL) >> 56) |
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((value & 0x00FF000000000000ULL) >> 40) |
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((value & 0x0000FF0000000000ULL) >> 24) |
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((value & 0x000000FF00000000ULL) >> 8) |
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((value & 0x00000000FF000000ULL) << 8) |
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((value & 0x0000000000FF0000ULL) << 24) |
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((value & 0x000000000000FF00ULL) << 40) |
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((value & 0x00000000000000FFULL) << 56);
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}
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/**
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* @brief Convert an array of 64-bit values from little endian to big endian
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* @param[in,out] array Array to convert
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* @param[in] len Length of the array
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*/
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static inline void convert_array_le_to_be(uint64_t *array, size_t len) {
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for (size_t i = 0; i < len; i++) {
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array[i] = le64_to_be64(array[i]);
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}
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}
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#endif /* UTILS_H */ |