1 /* $OpenBSD: in_systm.h,v 1.5 2003/06/02 23:28:14 millert Exp $ */
2 /* $NetBSD: in_systm.h,v 1.8 1995/04/13 06:29:22 cgd Exp $ */
3
4 /*
5 * Copyright (c) 1982, 1986, 1993
6 * The Regents of the University of California. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. Neither the name of the University nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
32 * @(#)in_systm.h 8.1 (Berkeley) 6/10/93
33 */
34
35 #ifndef _NETINET_IN_SYSTM_H_
36 #define _NETINET_IN_SYSTM_H_
37
38 /*
39 * Miscellaneous internetwork
40 * definitions for kernel.
41 */
42
43 /*
44 * Network types.
45 *
46 * Internally the system keeps counters in the headers with the bytes
47 * swapped so that VAX instructions will work on them. It reverses
48 * the bytes before transmission at each protocol level. The n_ types
49 * represent the types with the bytes in ``high-ender'' order.
50 */
51 typedef u_int16_t n_short; /* short as received from the net */
52 typedef u_int32_t n_long; /* long as received from the net */
53
54 typedef u_int32_t n_time; /* ms since 00:00 GMT, byte rev */
55
56 #ifdef _KERNEL
57 n_time iptime(void);
58 #endif /* _KERNEL */
59 #endif /* _NETINET_IN_SYSTM_H_ */
60