/* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */ /* * Copyright (c) 1987, 1991 Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * from: @(#)endian.h 7.8 (Berkeley) 4/3/91 */ #ifndef _MACHINE_ENDIAN_H_ #define _MACHINE_ENDIAN_H_ /* * Definitions for byte order, according to byte significance from low * address to high. */ #define LITTLE_ENDIAN 1234 /* LSB first: i386, vax */ #define BIG_ENDIAN 4321 /* MSB first: 68000, ibm, net */ #define PDP_ENDIAN 3412 /* LSB first in word, MSW first in long */ #define BYTE_ORDER LITTLE_ENDIAN #include <sys/cdefs.h> __BEGIN_DECLS unsigned long htonl __P((unsigned long)); unsigned short htons __P((unsigned short)); unsigned long ntohl __P((unsigned long)); unsigned short ntohs __P((unsigned short)); __END_DECLS /* * Macros for network/external number representation conversion. */ #define NTOHL(x) (x) = ntohl((unsigned long)(x)) #define NTOHS(x) (x) = ntohs((unsigned short)(x)) #define HTONL(x) (x) = htonl((unsigned long)(x)) #define HTONS(x) (x) = htons((unsigned short)(x)) #endif /* _MACHINE_ENDIAN_H_ */