| /* |
| * 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. All advertising materials mentioning features or use of this software |
| * must display the following acknowledgement: |
| * This product includes software developed by the University of |
| * California, Berkeley and its contributors. |
| * 4. 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 |
| * tcpip.h,v 1.3 1994/08/21 05:27:40 paul Exp |
| */ |
| |
| #ifndef _TCPIP_H_ |
| #define _TCPIP_H_ |
| |
| /* |
| * Tcp+ip header, after ip options removed. |
| */ |
| struct tcpiphdr { |
| struct ipovly ti_i; /* overlaid ip structure */ |
| struct tcphdr ti_t; /* tcp header */ |
| }; |
| #define ti_next ti_i.ih_next |
| #define ti_prev ti_i.ih_prev |
| #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 |
| |
| /* |
| * Just a clean way to get to the first byte |
| * of the packet |
| */ |
| struct tcpiphdr_2 { |
| struct tcpiphdr dummy; |
| char first_char; |
| }; |
| |
| #endif |
