1996-10-13 07:16:41 +04:00
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/* $NetBSD: endian.h,v 1.2 1996/10/13 03:16:41 christos Exp $ */
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1996-09-30 20:34:14 +04:00
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/*-
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* Copyright (C) 1995 Wolfgang Solfrank.
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* Copyright (C) 1995 TooLs GmbH.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by TooLs GmbH.
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* 4. The name of TooLs GmbH may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _PPC_ENDIAN_H_
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#define _PPC_ENDIAN_H_
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#ifndef _POSIX_SOURCE
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1996-10-13 07:16:41 +04:00
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#define _QUAD_HIGHWORD 0
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#define _QUAD_LOWWORD 1
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1996-09-30 20:34:14 +04:00
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1996-10-13 07:16:41 +04:00
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/*
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* Definitions for byte order, according to byte significance from low
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* address to high.
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*/
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#define LITTLE_ENDIAN 1234 /* LSB first: i386, vax */
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#define BIG_ENDIAN 4321 /* MSB first: 68000, ibm, net */
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#define PDP_ENDIAN 3412 /* LSB first in word, MSW first in long */
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#define BYTE_ORDER BIG_ENDIAN /* for now */
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#include <sys/cdefs.h>
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typedef u_int32_t in_addr_t;
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typedef u_int16_t in_port_t;
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__BEGIN_DECLS
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in_addr_t htonl __P((in_addr_t));
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in_port_t htons __P((in_port_t));
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in_addr_t ntohl __P((in_addr_t));
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in_port_t ntohs __P((in_port_t));
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__END_DECLS
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/*
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* Macros for network/external number representation conversion.
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*/
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#if BYTE_ORDER == BIG_ENDIAN && !defined(lint)
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#define ntohl(x) (x)
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#define ntohs(x) (x)
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#define htonl(x) (x)
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#define htons(x) (x)
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#define NTOHL(x) (void) (x)
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#define NTOHS(x) (void) (x)
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#define HTONL(x) (void) (x)
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#define HTONS(x) (void) (x)
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1996-09-30 20:34:14 +04:00
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1996-10-13 07:16:41 +04:00
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#else
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1996-09-30 20:34:14 +04:00
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1996-10-13 07:16:41 +04:00
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#define NTOHL(x) (x) = ntohl((in_addr_t)x)
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#define NTOHS(x) (x) = ntohs((in_port_t)x)
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#define HTONL(x) (x) = htonl((in_addr_t)x)
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#define HTONS(x) (x) = htons((in_port_t)x)
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#endif
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1996-09-30 20:34:14 +04:00
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#endif /* _POSIX_SOURCE */
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#endif /* _PPC_ENDIAN_H_ */
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