1/*-
2 * Copyright (c) 1982, 1986, 1993
3 *	The Regents of the University of California.  All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 4. Neither the name of the University nor the names of its contributors
14 *    may be used to endorse or promote products derived from this software
15 *    without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 *	@(#)in_systm.h	8.1 (Berkeley) 6/10/93
30 * $FreeBSD$
31 */
32
33#ifndef _NETINET_IN_SYSTM_H_
34#define _NETINET_IN_SYSTM_H_
35
36/*
37 * Miscellaneous internetwork
38 * definitions for kernel.
39 */
40
41/*
42 * Network types.
43 *
44 * Internally the system keeps counters in the headers with the bytes
45 * swapped so that VAX instructions will work on them.  It reverses
46 * the bytes before transmission at each protocol level.  The n_ types
47 * represent the types with the bytes in ``high-ender'' order. Network
48 * byte order is usually referered to as big-endian these days rather
49 * than high-ender, which sadly invokes an Orson Scott Card novel, or
50 * worse, the movie.
51 */
52typedef u_int16_t n_short;		/* short as received from the net */
53typedef u_int32_t n_long;		/* long as received from the net */
54
55typedef	u_int32_t n_time;		/* ms since 00:00 UTC, byte rev */
56
57#ifdef _KERNEL
58uint32_t	 iptime(void);
59#endif
60
61#endif
62