12949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 22949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Copyright (c) 1991, 1992, 1993, 1994, 1995, 1996, 1997 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-ipfc.c,v 1.7.2.2 2005/11/13 12:12:59 guy Exp $ (LBL)"; 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#include <tcpdump-stdinc.h> 322949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 332949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include <pcap.h> 342949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include <stdio.h> 352949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include <string.h> 362949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 372949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include "interface.h" 382949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include "addrtoname.h" 392949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include "ethertype.h" 402949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 412949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include "ether.h" 422949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include "ipfc.h" 432949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 442949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 452949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * RFC 2625 IP-over-Fibre Channel. 462949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 472949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 482949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* Extract src, dst addresses */ 492949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectstatic inline void 502949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectextract_ipfc_addrs(const struct ipfc_header *ipfcp, char *ipfcsrc, 512949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project char *ipfcdst) 522949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project{ 532949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project /* 542949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * We assume that, as per RFC 2625, the lower 48 bits of the 552949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * source and destination addresses are MAC addresses. 562949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 572949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project memcpy(ipfcdst, (const char *)&ipfcp->ipfc_dhost[2], 6); 582949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project memcpy(ipfcsrc, (const char *)&ipfcp->ipfc_shost[2], 6); 592949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project} 602949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 612949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 622949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Print the Network_Header 632949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 642949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectstatic inline void 652949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectipfc_hdr_print(register const struct ipfc_header *ipfcp _U_, 662949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project register u_int length, register const u_char *ipfcsrc, 672949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project register const u_char *ipfcdst) 682949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project{ 692949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project const char *srcname, *dstname; 702949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 712949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project srcname = etheraddr_string(ipfcsrc); 722949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project dstname = etheraddr_string(ipfcdst); 732949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 742949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project /* 752949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * XXX - show the upper 16 bits? Do so only if "vflag" is set? 762949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 772949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project (void) printf("%s %s %d: ", srcname, dstname, length); 782949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project} 792949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 802949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectstatic void 812949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectipfc_print(const u_char *p, u_int length, u_int caplen) 822949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project{ 832949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project const struct ipfc_header *ipfcp = (const struct ipfc_header *)p; 842949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project struct ether_header ehdr; 852949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project u_short extracted_ethertype; 862949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 872949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project if (caplen < IPFC_HDRLEN) { 882949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project printf("[|ipfc]"); 892949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project return; 902949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project } 912949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project /* 922949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Get the network addresses into a canonical form 932949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 942949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project extract_ipfc_addrs(ipfcp, (char *)ESRC(&ehdr), (char *)EDST(&ehdr)); 952949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 962949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project if (eflag) 972949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project ipfc_hdr_print(ipfcp, length, ESRC(&ehdr), EDST(&ehdr)); 982949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 992949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project /* Skip over Network_Header */ 1002949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project length -= IPFC_HDRLEN; 1012949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project p += IPFC_HDRLEN; 1022949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project caplen -= IPFC_HDRLEN; 1032949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 1042949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project /* Try to print the LLC-layer header & higher layers */ 1052949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project if (llc_print(p, length, caplen, ESRC(&ehdr), EDST(&ehdr), 1062949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project &extracted_ethertype) == 0) { 1072949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project /* 1082949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Some kinds of LLC packet we cannot 1092949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * handle intelligently 1102949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 1112949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project if (!eflag) 1122949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project ipfc_hdr_print(ipfcp, length + IPFC_HDRLEN, 1132949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project ESRC(&ehdr), EDST(&ehdr)); 1142949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project if (extracted_ethertype) { 1152949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project printf("(LLC %s) ", 1162949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project etherproto_string(htons(extracted_ethertype))); 1172949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project } 1182949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project if (!suppress_default_print) 1192949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project default_print(p, caplen); 1202949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project } 1212949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project} 1222949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 1232949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 1242949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * This is the top level routine of the printer. 'p' points 1252949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * to the Network_Header of the packet, 'h->ts' is the timestamp, 1262949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 'h->len' is the length of the packet off the wire, and 'h->caplen' 1272949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * is the number of bytes actually captured. 1282949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 1292949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectu_int 1302949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectipfc_if_print(const struct pcap_pkthdr *h, register const u_char *p) 1312949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project{ 1322949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project ipfc_print(p, h->len, h->caplen); 1332949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 1342949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project return (IPFC_HDRLEN); 1352949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project} 136