move imp stuff to netimp; formalize op_opts storage; add new options
[unix-history] / usr / src / sys / netns / spidp.h
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8ae0e4b4 1/*
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2 * Copyright (c) 1984, 1985, 1986, 1987 Regents of the University of California.
3 * All rights reserved.
8ae0e4b4 4 *
240edf1f 5 * Redistribution and use in source and binary forms are permitted
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6 * provided that the above copyright notice and this paragraph are
7 * duplicated in all such forms and that any documentation,
8 * advertising materials, and other materials related to such
9 * distribution and use acknowledge that the software was developed
10 * by the University of California, Berkeley. The name of the
11 * University may not be used to endorse or promote products derived
12 * from this software without specific prior written permission.
13 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
14 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
15 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
240edf1f 16 *
616d42db 17 * @(#)spidp.h 7.3 (Berkeley) %G%
8ae0e4b4 18 */
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19
20/*
21 * Definitions for NS(tm) Internet Datagram Protocol
22 * containing a Sequenced Packet Protocol packet.
23 */
24struct spidp {
25 struct idp si_i;
26 struct sphdr si_s;
27};
28struct spidp_q {
29 struct spidp_q *si_next;
30 struct spidp_q *si_prev;
31};
32#define SI(x) ((struct spidp *)x)
33#define si_sum si_i.idp_sum
34#define si_len si_i.idp_len
35#define si_tc si_i.idp_tc
36#define si_pt si_i.idp_pt
37#define si_dna si_i.idp_dna
38#define si_sna si_i.idp_sna
39#define si_sport si_i.idp_sna.x_port
40#define si_cc si_s.sp_cc
41#define si_dt si_s.sp_dt
42#define si_sid si_s.sp_sid
43#define si_did si_s.sp_did
44#define si_seq si_s.sp_seq
45#define si_ack si_s.sp_ack
46#define si_alo si_s.sp_alo