FreeBSD/Linux Kernel Cross Reference
sys/netinet/tcpip.h

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

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