sys/netproto/ns/spidp.h

   1 /*
   2  * Copyright (c) 1984, 1985, 1986, 1987, 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  *      @(#)spidp.h     8.1 (Berkeley) 6/10/93
  34  * $FreeBSD: src/sys/netns/spidp.h,v 1.8 1999/08/28 00:49:52 peter Exp $
  35  * $DragonFly: src/sys/netproto/ns/spidp.h,v 1.3 2004/06/04 20:27:32 dillon Exp $
  36  */
  37
  38 #ifndef _NETNS_SPIDP_H_
  39 #define _NETNS_SPIDP_H_
  40
  41 /*
  42  * Definitions for NS(tm) Internet Datagram Protocol
  43  * containing a Sequenced Packet Protocol packet.
  44  */
  45 struct spidp {
  46         struct idp      si_i;
  47         struct sphdr    si_s;
  48 };
  49 struct spidp_q {
  50         struct spidp_q  *si_next;
  51         struct spidp_q  *si_prev;
  52         struct mbuf     *si_mbuf;       /* BAD HACK */
  53 };
  54 #define SI(x)   mtod((x)->si_mbuf, struct spidp *)
  55 #define si_sum  si_i.idp_sum
  56 #define si_len  si_i.idp_len
  57 #define si_tc   si_i.idp_tc
  58 #define si_pt   si_i.idp_pt
  59 #define si_dna  si_i.idp_dna
  60 #define si_sna  si_i.idp_sna
  61 #define si_sport        si_i.idp_sna.x_port
  62 #define si_cc   si_s.sp_cc
  63 #define si_dt   si_s.sp_dt
  64 #define si_sid  si_s.sp_sid
  65 #define si_did  si_s.sp_did
  66 #define si_seq  si_s.sp_seq
  67 #define si_ack  si_s.sp_ack
  68 #define si_alo  si_s.sp_alo
  69
  70 #endif