xref: /titanic_51/usr/src/boot/include/netinet/in_systm.h (revision 4a5d661a82b942b6538acd26209d959ce98b593a)
1*4a5d661aSToomas Soome /*-
2*4a5d661aSToomas Soome  * Copyright (c) 1982, 1986, 1993
3*4a5d661aSToomas Soome  *	The Regents of the University of California.  All rights reserved.
4*4a5d661aSToomas Soome  *
5*4a5d661aSToomas Soome  * Redistribution and use in source and binary forms, with or without
6*4a5d661aSToomas Soome  * modification, are permitted provided that the following conditions
7*4a5d661aSToomas Soome  * are met:
8*4a5d661aSToomas Soome  * 1. Redistributions of source code must retain the above copyright
9*4a5d661aSToomas Soome  *    notice, this list of conditions and the following disclaimer.
10*4a5d661aSToomas Soome  * 2. Redistributions in binary form must reproduce the above copyright
11*4a5d661aSToomas Soome  *    notice, this list of conditions and the following disclaimer in the
12*4a5d661aSToomas Soome  *    documentation and/or other materials provided with the distribution.
13*4a5d661aSToomas Soome  * 4. Neither the name of the University nor the names of its contributors
14*4a5d661aSToomas Soome  *    may be used to endorse or promote products derived from this software
15*4a5d661aSToomas Soome  *    without specific prior written permission.
16*4a5d661aSToomas Soome  *
17*4a5d661aSToomas Soome  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18*4a5d661aSToomas Soome  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19*4a5d661aSToomas Soome  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20*4a5d661aSToomas Soome  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21*4a5d661aSToomas Soome  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22*4a5d661aSToomas Soome  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23*4a5d661aSToomas Soome  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24*4a5d661aSToomas Soome  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25*4a5d661aSToomas Soome  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26*4a5d661aSToomas Soome  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27*4a5d661aSToomas Soome  * SUCH DAMAGE.
28*4a5d661aSToomas Soome  *
29*4a5d661aSToomas Soome  *	@(#)in_systm.h	8.1 (Berkeley) 6/10/93
30*4a5d661aSToomas Soome  * $FreeBSD$
31*4a5d661aSToomas Soome  */
32*4a5d661aSToomas Soome 
33*4a5d661aSToomas Soome #ifndef _NETINET_IN_SYSTM_H_
34*4a5d661aSToomas Soome #define _NETINET_IN_SYSTM_H_
35*4a5d661aSToomas Soome 
36*4a5d661aSToomas Soome /*
37*4a5d661aSToomas Soome  * Miscellaneous internetwork
38*4a5d661aSToomas Soome  * definitions for kernel.
39*4a5d661aSToomas Soome  */
40*4a5d661aSToomas Soome 
41*4a5d661aSToomas Soome /*
42*4a5d661aSToomas Soome  * Network types.
43*4a5d661aSToomas Soome  *
44*4a5d661aSToomas Soome  * Internally the system keeps counters in the headers with the bytes
45*4a5d661aSToomas Soome  * swapped so that VAX instructions will work on them.  It reverses
46*4a5d661aSToomas Soome  * the bytes before transmission at each protocol level.  The n_ types
47*4a5d661aSToomas Soome  * represent the types with the bytes in ``high-ender'' order. Network
48*4a5d661aSToomas Soome  * byte order is usually referered to as big-endian these days rather
49*4a5d661aSToomas Soome  * than high-ender, which sadly invokes an Orson Scott Card novel, or
50*4a5d661aSToomas Soome  * worse, the movie.
51*4a5d661aSToomas Soome  */
52*4a5d661aSToomas Soome typedef u_int16_t n_short;		/* short as received from the net */
53*4a5d661aSToomas Soome typedef u_int32_t n_long;		/* long as received from the net */
54*4a5d661aSToomas Soome 
55*4a5d661aSToomas Soome typedef	u_int32_t n_time;		/* ms since 00:00 UTC, byte rev */
56*4a5d661aSToomas Soome 
57*4a5d661aSToomas Soome #ifdef _KERNEL
58*4a5d661aSToomas Soome uint32_t	 iptime(void);
59*4a5d661aSToomas Soome #endif
60*4a5d661aSToomas Soome 
61*4a5d661aSToomas Soome #endif
62