1 /* $OpenBSD: print-udpencap.c,v 1.1 2003/06/11 20:58:45 markus Exp $ */ 2 3 /* 4 * Copyright (c) 2003 Markus Friedl. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27 #ifndef lint 28 static const char rcsid[] = 29 "@(#) $Header: /home/cvs/src/usr.sbin/tcpdump/print-udpencap.c,v 1.1 2003/06/11 20:58:45 markus Exp $ (XXX)"; 30 #endif 31 32 #include <sys/types.h> 33 #include <stdio.h> 34 35 #include "interface.h" 36 37 void 38 udpencap_print(const u_char *bp, u_int len, const u_char *bp2) 39 { 40 u_int32_t *spi; 41 42 if (len < sizeof(u_int32_t)) { 43 fputs(" [|udpencap]", stdout); 44 return; 45 } 46 if (vflag) 47 (void)printf(" "); 48 (void)printf("udpencap: "); 49 spi = (u_int32_t *)(bp); 50 if (*spi == 0) 51 ike_print(bp + sizeof(u_int32_t), len - sizeof(u_int32_t)); 52 else 53 esp_print(bp, len, bp2); 54 } 55