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/*-
* Copyright (c) 2021 M. Warner Losh <imp@FreeBSD.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
/*
* A mostly Linux/glibc-compatible endian.h
*/
#ifndef _ENDIAN_H_
#define _ENDIAN_H_
/*
* FreeBSD's sys/_endian.h is very close to the interface provided on Linux by
* glibc's endian.h.
*/
#include <sys/_endian.h>
/*
* glibc uses double underscore for these symbols. Define these unconditionally.
* The compiler defines __BYTE_ORDER__ these days, so we don't do anything
* with that since sys/endian.h defines _BYTE_ORDER based on it.
*/
#define __BIG_ENDIAN _BIG_ENDIAN
#define __BYTE_ORDER _BYTE_ORDER
#define __LITTLE_ENDIAN _LITTLE_ENDIAN
#define __PDP_ENDIAN _PDP_ENDIAN
/*
* FreeBSD's sys/endian.h and machine/endian.h doesn't define a separate
* byte order for floats. Use the host non-float byte order.
*/
#define __FLOAT_WORD_ORDER _BYTE_ORDER
/*
* We don't define BIG_ENDI, LITTLE_ENDI, HIGH_HALF and LOW_HALF macros that
* glibc's endian.h defines since those appear to be internal to internal to
* glibc. We also don't try to emulate the various helper macros that glibc
* uses to limit namespace visibility.
*/
#endif /* _ENDIAN_H_ */
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