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/* Copyright (c) 2014, Linaro Limited
* All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
/**
* @file
*
* ODP byteorder
*/
#ifndef ODP_API_BYTEORDER_H_
#define ODP_API_BYTEORDER_H_
#ifdef __cplusplus
extern "C" {
#endif
/** @defgroup odp_compiler_optim ODP COMPILER / OPTIMIZATION
* Macros that check byte order and operations for byte order conversion.
* @{
*/
/**
* @def ODP_BIG_ENDIAN
* Big endian byte order
*
* @def ODP_LITTLE_ENDIAN
* Little endian byte order
*
* @def ODP_BIG_ENDIAN_BITFIELD
* Big endian bit field
*
* @def ODP_LITTLE_ENDIAN_BITFIELD
* Little endian bit field
*
* @def ODP_BYTE_ORDER
* Selected byte order
*/
/**
* @typedef odp_u16le_t
* unsigned 16bit little endian
*
* @typedef odp_u16be_t
* unsigned 16bit big endian
*
* @typedef odp_u32le_t
* unsigned 32bit little endian
*
* @typedef odp_u32be_t
* unsigned 32bit big endian
*
* @typedef odp_u64le_t
* unsigned 64bit little endian
*
* @typedef odp_u64be_t
* unsigned 64bit big endian
*
* @typedef odp_u16sum_t
* unsigned 16bit bitwise
*
* @typedef odp_u32sum_t
* unsigned 32bit bitwise
*/
/*
* Big Endian -> CPU byte order:
*/
/**
* Convert 16bit big endian to cpu native uint16_t
* @param be16 big endian 16bit
* @return cpu native uint16_t
*/
uint16_t odp_be_to_cpu_16(odp_u16be_t be16);
/**
* Convert 32bit big endian to cpu native uint32_t
* @param be32 big endian 32bit
* @return cpu native uint32_t
*/
uint32_t odp_be_to_cpu_32(odp_u32be_t be32);
/**
* Convert 64bit big endian to cpu native uint64_t
* @param be64 big endian 64bit
* @return cpu native uint64_t
*/
uint64_t odp_be_to_cpu_64(odp_u64be_t be64);
/*
* CPU byte order -> Big Endian:
*/
/**
* Convert cpu native uint16_t to 16bit big endian
* @param cpu16 uint16_t in cpu native format
* @return big endian 16bit
*/
odp_u16be_t odp_cpu_to_be_16(uint16_t cpu16);
/**
* Convert cpu native uint32_t to 32bit big endian
* @param cpu32 uint32_t in cpu native format
* @return big endian 32bit
*/
odp_u32be_t odp_cpu_to_be_32(uint32_t cpu32);
/**
* Convert cpu native uint64_t to 64bit big endian
* @param cpu64 uint64_t in cpu native format
* @return big endian 64bit
*/
odp_u64be_t odp_cpu_to_be_64(uint64_t cpu64);
/*
* Little Endian -> CPU byte order:
*/
/**
* Convert 16bit little endian to cpu native uint16_t
* @param le16 little endian 16bit
* @return cpu native uint16_t
*/
uint16_t odp_le_to_cpu_16(odp_u16le_t le16);
/**
* Convert 32bit little endian to cpu native uint32_t
* @param le32 little endian 32bit
* @return cpu native uint32_t
*/
uint32_t odp_le_to_cpu_32(odp_u32le_t le32);
/**
* Convert 64bit little endian to cpu native uint64_t
* @param le64 little endian 64bit
* @return cpu native uint64_t
*/
uint64_t odp_le_to_cpu_64(odp_u64le_t le64);
/*
* CPU byte order -> Little Endian:
*/
/**
* Convert cpu native uint16_t to 16bit little endian
* @param cpu16 uint16_t in cpu native format
* @return little endian 16bit
*/
odp_u16le_t odp_cpu_to_le_16(uint16_t cpu16);
/**
* Convert cpu native uint32_t to 32bit little endian
* @param cpu32 uint32_t in cpu native format
* @return little endian 32bit
*/
odp_u32le_t odp_cpu_to_le_32(uint32_t cpu32);
/**
* Convert cpu native uint64_t to 64bit little endian
* @param cpu64 uint64_t in cpu native format
* @return little endian 64bit
*/
odp_u64le_t odp_cpu_to_le_64(uint64_t cpu64);
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif
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