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Diffstat (limited to 'sys/ia64/include/endian.h')
| -rw-r--r-- | sys/ia64/include/endian.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/sys/ia64/include/endian.h b/sys/ia64/include/endian.h new file mode 100644 index 0000000..67e4540 --- /dev/null +++ b/sys/ia64/include/endian.h @@ -0,0 +1,97 @@ +/* $FreeBSD$ */ +/* From: NetBSD: endian.h,v 1.5 1997/10/09 15:42:19 bouyer Exp */ + +/* + * Copyright (c) 1987, 1991, 1993 + * The 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. + * + * @(#)endian.h 8.1 (Berkeley) 6/10/93 + */ + +#ifndef _ENDIAN_H_ +#define _ENDIAN_H_ + +/* + * Define the order of 32-bit words in 64-bit words. + */ +#define _QUAD_HIGHWORD 1 +#define _QUAD_LOWWORD 0 + +#ifndef _POSIX_SOURCE +/* + * 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> +#include <sys/types.h> + +typedef u_int32_t in_addr_t; +typedef u_int16_t in_port_t; + +__BEGIN_DECLS +in_addr_t htonl __P((in_addr_t)); +in_port_t htons __P((in_port_t)); +in_addr_t ntohl __P((in_addr_t)); +in_port_t ntohs __P((in_port_t)); +u_int16_t bswap16 __P((u_int16_t)); +u_int32_t bswap32 __P((u_int32_t)); +u_int64_t bswap64 __P((u_int64_t)); +__END_DECLS + +/* + * Macros for network/external number representation conversion. + */ +#if BYTE_ORDER == BIG_ENDIAN && !defined(lint) +#define ntohl(x) (x) +#define ntohs(x) (x) +#define htonl(x) (x) +#define htons(x) (x) + +#define NTOHL(x) (x) +#define NTOHS(x) (x) +#define HTONL(x) (x) +#define HTONS(x) (x) + +#else + +#define NTOHL(x) (x) = ntohl((in_addr_t)x) +#define NTOHS(x) (x) = ntohs((in_port_t)x) +#define HTONL(x) (x) = htonl((in_addr_t)x) +#define HTONS(x) (x) = htons((in_port_t)x) +#endif +#endif /* !_POSIX_SOURCE */ +#endif /* !_ENDIAN_H_ */ |
