xref: /csrg-svn/sys/netinet/tcpip.h (revision 32789)
123198Smckusick /*
229157Smckusick  * Copyright (c) 1982, 1986 Regents of the University of California.
3*32789Sbostic  * All rights reserved.
423198Smckusick  *
5*32789Sbostic  * Redistribution and use in source and binary forms are permitted
6*32789Sbostic  * provided that this notice is preserved and that due credit is given
7*32789Sbostic  * to the University of California at Berkeley. The name of the University
8*32789Sbostic  * may not be used to endorse or promote products derived from this
9*32789Sbostic  * software without specific prior written permission. This software
10*32789Sbostic  * is provided ``as is'' without express or implied warranty.
11*32789Sbostic  *
12*32789Sbostic  *	@(#)tcpip.h	7.2 (Berkeley) 12/07/87
1323198Smckusick  */
145126Swnj 
155126Swnj /*
165126Swnj  * Tcp+ip header, after ip options removed.
175126Swnj  */
185126Swnj struct tcpiphdr {
195126Swnj 	struct 	ipovly ti_i;		/* overlaid ip structure */
205126Swnj 	struct	tcphdr ti_t;		/* tcp header */
215126Swnj };
225126Swnj #define	ti_next		ti_i.ih_next
235126Swnj #define	ti_prev		ti_i.ih_prev
245126Swnj #define	ti_x1		ti_i.ih_x1
255126Swnj #define	ti_pr		ti_i.ih_pr
265126Swnj #define	ti_len		ti_i.ih_len
275126Swnj #define	ti_src		ti_i.ih_src
285126Swnj #define	ti_dst		ti_i.ih_dst
295126Swnj #define	ti_sport	ti_t.th_sport
305126Swnj #define	ti_dport	ti_t.th_dport
315126Swnj #define	ti_seq		ti_t.th_seq
325126Swnj #define	ti_ack		ti_t.th_ack
335126Swnj #define	ti_x2		ti_t.th_x2
345126Swnj #define	ti_off		ti_t.th_off
355126Swnj #define	ti_flags	ti_t.th_flags
365126Swnj #define	ti_win		ti_t.th_win
375126Swnj #define	ti_sum		ti_t.th_sum
385126Swnj #define	ti_urp		ti_t.th_urp
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