xref: /freebsd/sys/netinet/tcpip.h (revision 380a989b3223d455375b4fae70fd0b9bdd43bafb)
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  * 3. All advertising materials mentioning features or use of this software
14  *    must display the following acknowledgement:
15  *	This product includes software developed by the University of
16  *	California, Berkeley and its contributors.
17  * 4. Neither the name of the University nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  *
33  *	@(#)tcpip.h	8.1 (Berkeley) 6/10/93
34  * $Id: tcpip.h,v 1.6 1997/02/22 09:41:43 peter Exp $
35  */
36 
37 #ifndef _NETINET_TCPIP_H_
38 #define _NETINET_TCPIP_H_
39 
40 /*
41  * Tcp+ip header, after ip options removed.
42  */
43 struct tcpiphdr {
44 	struct 	ipovly ti_i;		/* overlaid ip structure */
45 	struct	tcphdr ti_t;		/* tcp header */
46 };
47 #ifdef notyet
48 /*
49  * Tcp+ip header, after ip options removed but including TCP options.
50  */
51 struct full_tcpiphdr {
52 	struct 	ipovly ti_i;		/* overlaid ip structure */
53 	struct	tcphdr ti_t;		/* tcp header */
54 	char	ti_o[TCP_MAXOLEN];	/* space for tcp options */
55 };
56 #endif /* notyet */
57 #define	ti_x1		ti_i.ih_x1
58 #define	ti_pr		ti_i.ih_pr
59 #define	ti_len		ti_i.ih_len
60 #define	ti_src		ti_i.ih_src
61 #define	ti_dst		ti_i.ih_dst
62 #define	ti_sport	ti_t.th_sport
63 #define	ti_dport	ti_t.th_dport
64 #define	ti_seq		ti_t.th_seq
65 #define	ti_ack		ti_t.th_ack
66 #define	ti_x2		ti_t.th_x2
67 #define	ti_off		ti_t.th_off
68 #define	ti_flags	ti_t.th_flags
69 #define	ti_win		ti_t.th_win
70 #define	ti_sum		ti_t.th_sum
71 #define	ti_urp		ti_t.th_urp
72 
73 #endif
74