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1 /* |
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2 * Copyright (c) 1982, 1986, 1993 |
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3 * The Regents of the University of California. All rights reserved. |
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4 * |
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5 * Redistribution and use in source and binary forms, with or without |
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6 * modification, are permitted provided that the following conditions |
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7 * are met: |
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8 * 1. Redistributions of source code must retain the above copyright |
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9 * notice, this list of conditions and the following disclaimer. |
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10 * 2. Redistributions in binary form must reproduce the above copyright |
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11 * notice, this list of conditions and the following disclaimer in the |
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12 * documentation and/or other materials provided with the distribution. |
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13 * 3. All advertising materials mentioning features or use of this software |
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14 * must display the following acknowledgement: |
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15 * This product includes software developed by the University of |
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16 * California, Berkeley and its contributors. |
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17 * 4. Neither the name of the University nor the names of its contributors |
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18 * may be used to endorse or promote products derived from this software |
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19 * without specific prior written permission. |
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20 * |
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21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
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22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
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25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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31 * SUCH DAMAGE. |
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32 * |
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33 * @(#)tcpip.h 8.1 (Berkeley) 6/10/93 |
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34 * tcpip.h,v 1.3 1994/08/21 05:27:40 paul Exp |
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35 */ |
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36 |
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37 #ifndef _TCPIP_H_ |
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38 #define _TCPIP_H_ |
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39 |
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40 /* |
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41 * Tcp+ip header, after ip options removed. |
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42 */ |
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43 struct tcpiphdr { |
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44 struct ipovly ti_i; /* overlaid ip structure */ |
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45 struct tcphdr ti_t; /* tcp header */ |
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46 }; |
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47 #define ti_next ti_i.ih_next |
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48 #define ti_prev ti_i.ih_prev |
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49 #define ti_x1 ti_i.ih_x1 |
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50 #define ti_pr ti_i.ih_pr |
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51 #define ti_len ti_i.ih_len |
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52 #define ti_src ti_i.ih_src |
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53 #define ti_dst ti_i.ih_dst |
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54 #define ti_sport ti_t.th_sport |
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55 #define ti_dport ti_t.th_dport |
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56 #define ti_seq ti_t.th_seq |
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57 #define ti_ack ti_t.th_ack |
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58 #define ti_x2 ti_t.th_x2 |
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59 #define ti_off ti_t.th_off |
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60 #define ti_flags ti_t.th_flags |
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61 #define ti_win ti_t.th_win |
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62 #define ti_sum ti_t.th_sum |
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63 #define ti_urp ti_t.th_urp |
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64 |
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65 /* |
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66 * Just a clean way to get to the first byte |
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67 * of the packet |
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68 */ |
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69 struct tcpiphdr_2 { |
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70 struct tcpiphdr dummy; |
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71 char first_char; |
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72 }; |
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73 |
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74 #endif |