12949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 22949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Copyright (c) 1988, 1989, 1990, 1991, 1993, 1994 32949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * The Regents of the University of California. All rights reserved. 42949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 52949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Redistribution and use in source and binary forms, with or without 62949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * modification, are permitted provided that: (1) source code distributions 72949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * retain the above copyright notice and this paragraph in its entirety, (2) 82949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * distributions including binary code include the above copyright notice and 92949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * this paragraph in its entirety in the documentation or other materials 102949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * provided with the distribution, and (3) all advertising materials mentioning 112949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * features or use of this software display the following acknowledgement: 122949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * ``This product includes software developed by the University of California, 132949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of 142949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * the University nor the names of its contributors may be used to endorse 152949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * or promote products derived from this software without specific prior 162949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * written permission. 172949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED 182949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF 192949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. 202949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 212949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 222949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#ifndef lint 232949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectstatic const char rcsid[] _U_ = 242949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project "@(#) $Header: /tcpdump/master/tcpdump/print-frag6.c,v 1.19.2.1 2005/04/20 22:33:21 guy Exp $"; 252949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#endif 262949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 272949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#ifdef HAVE_CONFIG_H 282949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include "config.h" 292949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#endif 302949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 312949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#ifdef INET6 322949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 332949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include <tcpdump-stdinc.h> 342949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 352949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include <stdio.h> 362949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 372949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include "ip6.h" 382949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 392949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include "interface.h" 402949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include "addrtoname.h" 412949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include "extract.h" 422949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 432949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectint 442949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectfrag6_print(register const u_char *bp, register const u_char *bp2) 452949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project{ 462949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project register const struct ip6_frag *dp; 472949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project register const struct ip6_hdr *ip6; 482949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 492949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project dp = (const struct ip6_frag *)bp; 502949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project ip6 = (const struct ip6_hdr *)bp2; 512949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 522949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project TCHECK(dp->ip6f_offlg); 532949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 542949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project if (vflag) { 552949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project printf("frag (0x%08x:%d|%ld)", 562949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project EXTRACT_32BITS(&dp->ip6f_ident), 572949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project EXTRACT_16BITS(&dp->ip6f_offlg) & IP6F_OFF_MASK, 582949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project sizeof(struct ip6_hdr) + EXTRACT_16BITS(&ip6->ip6_plen) - 592949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project (long)(bp - bp2) - sizeof(struct ip6_frag)); 602949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project } else { 612949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project printf("frag (%d|%ld)", 622949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project EXTRACT_16BITS(&dp->ip6f_offlg) & IP6F_OFF_MASK, 632949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project sizeof(struct ip6_hdr) + EXTRACT_16BITS(&ip6->ip6_plen) - 642949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project (long)(bp - bp2) - sizeof(struct ip6_frag)); 652949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project } 662949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 672949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#if 1 682949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project /* it is meaningless to decode non-first fragment */ 692949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project if ((EXTRACT_16BITS(&dp->ip6f_offlg) & IP6F_OFF_MASK) != 0) 702949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project return -1; 712949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project else 722949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#endif 732949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project { 742949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project fputs(" ", stdout); 752949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project return sizeof(struct ip6_frag); 762949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project } 772949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projecttrunc: 782949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project fputs("[|frag]", stdout); 792949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project return -1; 802949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#undef TCHECK 812949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project} 822949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#endif /* INET6 */ 83