sys/netinet/tcpip.h

   1 /*      $NetBSD: tcpip.h,v 1.11 2007/12/25 18:33:47 perry Exp $ */
   2
   3 /*
   4  * Copyright (c) 1982, 1986, 1993
   5  *      The Regents of the University of California.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. Neither the name of the University nor the names of its contributors
  16  *    may be used to endorse or promote products derived from this software
  17  *    without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  29  * SUCH DAMAGE.
  30  *
  31  *      @(#)tcpip.h     8.1 (Berkeley) 6/10/93
  32  */
  33
  34 #ifndef _NETINET_TCPIP_H_
  35 #define _NETINET_TCPIP_H_
  36
  37 /*
  38  * Tcp+ip header, after ip options removed.
  39  */
  40 struct tcpiphdr {
  41         struct  ipovly ti_i;            /* overlaid ip structure */
  42         struct  tcphdr ti_t;            /* tcp header */
  43 } __packed;
  44 #define ti_x1           ti_i.ih_x1
  45 #define ti_pr           ti_i.ih_pr
  46 #define ti_len          ti_i.ih_len
  47 #define ti_src          ti_i.ih_src
  48 #define ti_dst          ti_i.ih_dst
  49 #define ti_sport        ti_t.th_sport
  50 #define ti_dport        ti_t.th_dport
  51 #define ti_seq          ti_t.th_seq
  52 #define ti_ack          ti_t.th_ack
  53 #define ti_x2           ti_t.th_x2
  54 #define ti_off          ti_t.th_off
  55 #define ti_flags        ti_t.th_flags
  56 #define ti_win          ti_t.th_win
  57 #define ti_sum          ti_t.th_sum
  58 #define ti_urp          ti_t.th_urp
  59
  60 #endif /* !_NETINET_TCPIP_H_ */