xref: /freebsd/sys/netinet/tcpip.h (revision c398230b64aea809cb7c5cea8db580af7097920c)
1c398230bSWarner Losh /*-
2df8bae1dSRodney W. Grimes  * Copyright (c) 1982, 1986, 1993
3df8bae1dSRodney W. Grimes  *	The Regents of the University of California.  All rights reserved.
4df8bae1dSRodney W. Grimes  *
5df8bae1dSRodney W. Grimes  * Redistribution and use in source and binary forms, with or without
6df8bae1dSRodney W. Grimes  * modification, are permitted provided that the following conditions
7df8bae1dSRodney W. Grimes  * are met:
8df8bae1dSRodney W. Grimes  * 1. Redistributions of source code must retain the above copyright
9df8bae1dSRodney W. Grimes  *    notice, this list of conditions and the following disclaimer.
10df8bae1dSRodney W. Grimes  * 2. Redistributions in binary form must reproduce the above copyright
11df8bae1dSRodney W. Grimes  *    notice, this list of conditions and the following disclaimer in the
12df8bae1dSRodney W. Grimes  *    documentation and/or other materials provided with the distribution.
13df8bae1dSRodney W. Grimes  * 4. Neither the name of the University nor the names of its contributors
14df8bae1dSRodney W. Grimes  *    may be used to endorse or promote products derived from this software
15df8bae1dSRodney W. Grimes  *    without specific prior written permission.
16df8bae1dSRodney W. Grimes  *
17df8bae1dSRodney W. Grimes  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18df8bae1dSRodney W. Grimes  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19df8bae1dSRodney W. Grimes  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20df8bae1dSRodney W. Grimes  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21df8bae1dSRodney W. Grimes  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22df8bae1dSRodney W. Grimes  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23df8bae1dSRodney W. Grimes  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24df8bae1dSRodney W. Grimes  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25df8bae1dSRodney W. Grimes  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26df8bae1dSRodney W. Grimes  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27df8bae1dSRodney W. Grimes  * SUCH DAMAGE.
28df8bae1dSRodney W. Grimes  *
29df8bae1dSRodney W. Grimes  *	@(#)tcpip.h	8.1 (Berkeley) 6/10/93
30c3aac50fSPeter Wemm  * $FreeBSD$
31df8bae1dSRodney W. Grimes  */
32df8bae1dSRodney W. Grimes 
33707f139eSPaul Richards #ifndef _NETINET_TCPIP_H_
34707f139eSPaul Richards #define _NETINET_TCPIP_H_
35707f139eSPaul Richards 
36df8bae1dSRodney W. Grimes /*
37df8bae1dSRodney W. Grimes  * Tcp+ip header, after ip options removed.
38df8bae1dSRodney W. Grimes  */
39df8bae1dSRodney W. Grimes struct tcpiphdr {
40df8bae1dSRodney W. Grimes 	struct	ipovly ti_i;		/* overlaid ip structure */
41df8bae1dSRodney W. Grimes 	struct	tcphdr ti_t;		/* tcp header */
42df8bae1dSRodney W. Grimes };
43df8bae1dSRodney W. Grimes #define	ti_x1		ti_i.ih_x1
44df8bae1dSRodney W. Grimes #define	ti_pr		ti_i.ih_pr
45df8bae1dSRodney W. Grimes #define	ti_len		ti_i.ih_len
46df8bae1dSRodney W. Grimes #define	ti_src		ti_i.ih_src
47df8bae1dSRodney W. Grimes #define	ti_dst		ti_i.ih_dst
48df8bae1dSRodney W. Grimes #define	ti_sport	ti_t.th_sport
49df8bae1dSRodney W. Grimes #define	ti_dport	ti_t.th_dport
50df8bae1dSRodney W. Grimes #define	ti_seq		ti_t.th_seq
51df8bae1dSRodney W. Grimes #define	ti_ack		ti_t.th_ack
52df8bae1dSRodney W. Grimes #define	ti_x2		ti_t.th_x2
53df8bae1dSRodney W. Grimes #define	ti_off		ti_t.th_off
54df8bae1dSRodney W. Grimes #define	ti_flags	ti_t.th_flags
55df8bae1dSRodney W. Grimes #define	ti_win		ti_t.th_win
56df8bae1dSRodney W. Grimes #define	ti_sum		ti_t.th_sum
57df8bae1dSRodney W. Grimes #define	ti_urp		ti_t.th_urp
58707f139eSPaul Richards 
59707f139eSPaul Richards #endif
60