xref: /minix/sys/netinet/tcpip.h (revision 37274f3c)
1 /*	$NetBSD: tcpip.h,v 1.11 2007/12/25 18:33:47 perry Exp $	*/
2 
3 /*
4  * Copyright (c) 1982, 1986, 1993
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. Neither the name of the University nor the names of its contributors
16  *    may be used to endorse or promote products derived from this software
17  *    without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  *
31  *	@(#)tcpip.h	8.1 (Berkeley) 6/10/93
32  */
33 
34 #ifndef _NETINET_TCPIP_H_
35 #define _NETINET_TCPIP_H_
36 
37 /*
38  * Tcp+ip header, after ip options removed.
39  */
40 struct tcpiphdr {
41 	struct 	ipovly ti_i;		/* overlaid ip structure */
42 	struct	tcphdr ti_t;		/* tcp header */
43 } __packed;
44 #define	ti_x1		ti_i.ih_x1
45 #define	ti_pr		ti_i.ih_pr
46 #define	ti_len		ti_i.ih_len
47 #define	ti_src		ti_i.ih_src
48 #define	ti_dst		ti_i.ih_dst
49 #define	ti_sport	ti_t.th_sport
50 #define	ti_dport	ti_t.th_dport
51 #define	ti_seq		ti_t.th_seq
52 #define	ti_ack		ti_t.th_ack
53 #define	ti_x2		ti_t.th_x2
54 #define	ti_off		ti_t.th_off
55 #define	ti_flags	ti_t.th_flags
56 #define	ti_win		ti_t.th_win
57 #define	ti_sum		ti_t.th_sum
58 #define	ti_urp		ti_t.th_urp
59 
60 #endif /* !_NETINET_TCPIP_H_ */
61