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Diffstat (limited to 'contrib/tcpdump/print-fddi.c')
-rw-r--r-- | contrib/tcpdump/print-fddi.c | 309 |
1 files changed, 0 insertions, 309 deletions
diff --git a/contrib/tcpdump/print-fddi.c b/contrib/tcpdump/print-fddi.c deleted file mode 100644 index eeb7191..0000000 --- a/contrib/tcpdump/print-fddi.c +++ /dev/null @@ -1,309 +0,0 @@ -/* - * Copyright (c) 1991, 1992, 1993, 1994, 1995, 1996, 1997 - * 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: (1) source code distributions - * retain the above copyright notice and this paragraph in its entirety, (2) - * distributions including binary code include the above copyright notice and - * this paragraph in its entirety in the documentation or other materials - * provided with the distribution, and (3) all advertising materials mentioning - * features or use of this software display the following acknowledgement: - * ``This product includes software developed by the University of California, - * Lawrence Berkeley Laboratory and its contributors.'' 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. - */ - -#ifndef lint -static const char rcsid[] _U_ = - "@(#) $Header: /tcpdump/master/tcpdump/print-fddi.c,v 1.64.2.2 2005/11/13 12:12:59 guy Exp $ (LBL)"; -#endif - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <tcpdump-stdinc.h> - -#include <pcap.h> -#include <stdio.h> -#include <string.h> - -#include "interface.h" -#include "addrtoname.h" -#include "ethertype.h" - -#include "ether.h" -#include "fddi.h" - -/* - * Some FDDI interfaces use bit-swapped addresses. - */ -#if defined(ultrix) || defined(__alpha) || defined(__bsdi) || defined(__NetBSD__) || defined(__linux__) -int fddi_bitswap = 0; -#else -int fddi_bitswap = 1; -#endif - -/* - * FDDI support for tcpdump, by Jeffrey Mogul [DECWRL], June 1992 - * - * Based in part on code by Van Jacobson, which bears this note: - * - * NOTE: This is a very preliminary hack for FDDI support. - * There are all sorts of wired in constants & nothing (yet) - * to print SMT packets as anything other than hex dumps. - * Most of the necessary changes are waiting on my redoing - * the "header" that a kernel fddi driver supplies to bpf: I - * want it to look like one byte of 'direction' (0 or 1 - * depending on whether the packet was inbound or outbound), - * two bytes of system/driver dependent data (anything an - * implementor thinks would be useful to filter on and/or - * save per-packet, then the real 21-byte FDDI header. - * Steve McCanne & I have also talked about adding the - * 'direction' byte to all bpf headers (e.g., in the two - * bytes of padding on an ethernet header). It's not clear - * we could do this in a backwards compatible way & we hate - * the idea of an incompatible bpf change. Discussions are - * proceeding. - * - * Also, to really support FDDI (and better support 802.2 - * over ethernet) we really need to re-think the rather simple - * minded assumptions about fixed length & fixed format link - * level headers made in gencode.c. One day... - * - * - vj - */ - -static u_char fddi_bit_swap[] = { - 0x00, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0, - 0x10, 0x90, 0x50, 0xd0, 0x30, 0xb0, 0x70, 0xf0, - 0x08, 0x88, 0x48, 0xc8, 0x28, 0xa8, 0x68, 0xe8, - 0x18, 0x98, 0x58, 0xd8, 0x38, 0xb8, 0x78, 0xf8, - 0x04, 0x84, 0x44, 0xc4, 0x24, 0xa4, 0x64, 0xe4, - 0x14, 0x94, 0x54, 0xd4, 0x34, 0xb4, 0x74, 0xf4, - 0x0c, 0x8c, 0x4c, 0xcc, 0x2c, 0xac, 0x6c, 0xec, - 0x1c, 0x9c, 0x5c, 0xdc, 0x3c, 0xbc, 0x7c, 0xfc, - 0x02, 0x82, 0x42, 0xc2, 0x22, 0xa2, 0x62, 0xe2, - 0x12, 0x92, 0x52, 0xd2, 0x32, 0xb2, 0x72, 0xf2, - 0x0a, 0x8a, 0x4a, 0xca, 0x2a, 0xaa, 0x6a, 0xea, - 0x1a, 0x9a, 0x5a, 0xda, 0x3a, 0xba, 0x7a, 0xfa, - 0x06, 0x86, 0x46, 0xc6, 0x26, 0xa6, 0x66, 0xe6, - 0x16, 0x96, 0x56, 0xd6, 0x36, 0xb6, 0x76, 0xf6, - 0x0e, 0x8e, 0x4e, 0xce, 0x2e, 0xae, 0x6e, 0xee, - 0x1e, 0x9e, 0x5e, 0xde, 0x3e, 0xbe, 0x7e, 0xfe, - 0x01, 0x81, 0x41, 0xc1, 0x21, 0xa1, 0x61, 0xe1, - 0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71, 0xf1, - 0x09, 0x89, 0x49, 0xc9, 0x29, 0xa9, 0x69, 0xe9, - 0x19, 0x99, 0x59, 0xd9, 0x39, 0xb9, 0x79, 0xf9, - 0x05, 0x85, 0x45, 0xc5, 0x25, 0xa5, 0x65, 0xe5, - 0x15, 0x95, 0x55, 0xd5, 0x35, 0xb5, 0x75, 0xf5, - 0x0d, 0x8d, 0x4d, 0xcd, 0x2d, 0xad, 0x6d, 0xed, - 0x1d, 0x9d, 0x5d, 0xdd, 0x3d, 0xbd, 0x7d, 0xfd, - 0x03, 0x83, 0x43, 0xc3, 0x23, 0xa3, 0x63, 0xe3, - 0x13, 0x93, 0x53, 0xd3, 0x33, 0xb3, 0x73, 0xf3, - 0x0b, 0x8b, 0x4b, 0xcb, 0x2b, 0xab, 0x6b, 0xeb, - 0x1b, 0x9b, 0x5b, 0xdb, 0x3b, 0xbb, 0x7b, 0xfb, - 0x07, 0x87, 0x47, 0xc7, 0x27, 0xa7, 0x67, 0xe7, - 0x17, 0x97, 0x57, 0xd7, 0x37, 0xb7, 0x77, 0xf7, - 0x0f, 0x8f, 0x4f, 0xcf, 0x2f, 0xaf, 0x6f, 0xef, - 0x1f, 0x9f, 0x5f, 0xdf, 0x3f, 0xbf, 0x7f, 0xff, -}; - -/* - * Print FDDI frame-control bits - */ -static inline void -print_fddi_fc(u_char fc) -{ - switch (fc) { - - case FDDIFC_VOID: /* Void frame */ - printf("void "); - break; - - case FDDIFC_NRT: /* Nonrestricted token */ - printf("nrt "); - break; - - case FDDIFC_RT: /* Restricted token */ - printf("rt "); - break; - - case FDDIFC_SMT_INFO: /* SMT Info */ - printf("info "); - break; - - case FDDIFC_SMT_NSA: /* SMT Next station adrs */ - printf("nsa "); - break; - - case FDDIFC_MAC_BEACON: /* MAC Beacon frame */ - printf("beacon "); - break; - - case FDDIFC_MAC_CLAIM: /* MAC Claim frame */ - printf("claim "); - break; - - default: - switch (fc & FDDIFC_CLFF) { - - case FDDIFC_MAC: - printf("mac%1x ", fc & FDDIFC_ZZZZ); - break; - - case FDDIFC_SMT: - printf("smt%1x ", fc & FDDIFC_ZZZZ); - break; - - case FDDIFC_LLC_ASYNC: - printf("async%1x ", fc & FDDIFC_ZZZZ); - break; - - case FDDIFC_LLC_SYNC: - printf("sync%1x ", fc & FDDIFC_ZZZZ); - break; - - case FDDIFC_IMP_ASYNC: - printf("imp_async%1x ", fc & FDDIFC_ZZZZ); - break; - - case FDDIFC_IMP_SYNC: - printf("imp_sync%1x ", fc & FDDIFC_ZZZZ); - break; - - default: - printf("%02x ", fc); - break; - } - } -} - -/* Extract src, dst addresses */ -static inline void -extract_fddi_addrs(const struct fddi_header *fddip, char *fsrc, char *fdst) -{ - register int i; - - if (fddi_bitswap) { - /* - * bit-swap the fddi addresses (isn't the IEEE standards - * process wonderful!) then convert them to names. - */ - for (i = 0; i < 6; ++i) - fdst[i] = fddi_bit_swap[fddip->fddi_dhost[i]]; - for (i = 0; i < 6; ++i) - fsrc[i] = fddi_bit_swap[fddip->fddi_shost[i]]; - } - else { - memcpy(fdst, (const char *)fddip->fddi_dhost, 6); - memcpy(fsrc, (const char *)fddip->fddi_shost, 6); - } -} - -/* - * Print the FDDI MAC header - */ -static inline void -fddi_hdr_print(register const struct fddi_header *fddip, register u_int length, - register const u_char *fsrc, register const u_char *fdst) -{ - const char *srcname, *dstname; - - srcname = etheraddr_string(fsrc); - dstname = etheraddr_string(fdst); - - if (vflag) - (void) printf("%02x %s %s %d: ", - fddip->fddi_fc, - srcname, dstname, - length); - else if (qflag) - printf("%s %s %d: ", srcname, dstname, length); - else { - (void) print_fddi_fc(fddip->fddi_fc); - (void) printf("%s %s %d: ", srcname, dstname, length); - } -} - -static inline void -fddi_smt_print(const u_char *p _U_, u_int length _U_) -{ - printf("<SMT printer not yet implemented>"); -} - -void -fddi_print(const u_char *p, u_int length, u_int caplen) -{ - const struct fddi_header *fddip = (const struct fddi_header *)p; - struct ether_header ehdr; - u_short extracted_ethertype; - - if (caplen < FDDI_HDRLEN) { - printf("[|fddi]"); - return; - } - - /* - * Get the FDDI addresses into a canonical form - */ - extract_fddi_addrs(fddip, (char *)ESRC(&ehdr), (char *)EDST(&ehdr)); - - if (eflag) - fddi_hdr_print(fddip, length, ESRC(&ehdr), EDST(&ehdr)); - - /* Skip over FDDI MAC header */ - length -= FDDI_HDRLEN; - p += FDDI_HDRLEN; - caplen -= FDDI_HDRLEN; - - /* Frame Control field determines interpretation of packet */ - if ((fddip->fddi_fc & FDDIFC_CLFF) == FDDIFC_LLC_ASYNC) { - /* Try to print the LLC-layer header & higher layers */ - if (llc_print(p, length, caplen, ESRC(&ehdr), EDST(&ehdr), - &extracted_ethertype) == 0) { - /* - * Some kinds of LLC packet we cannot - * handle intelligently - */ - if (!eflag) - fddi_hdr_print(fddip, length + FDDI_HDRLEN, - ESRC(&ehdr), EDST(&ehdr)); - if (extracted_ethertype) { - printf("(LLC %s) ", - etherproto_string(htons(extracted_ethertype))); - } - if (!suppress_default_print) - default_print(p, caplen); - } - } else if ((fddip->fddi_fc & FDDIFC_CLFF) == FDDIFC_SMT) - fddi_smt_print(p, caplen); - else { - /* Some kinds of FDDI packet we cannot handle intelligently */ - if (!eflag) - fddi_hdr_print(fddip, length + FDDI_HDRLEN, ESRC(&ehdr), - EDST(&ehdr)); - if (!suppress_default_print) - default_print(p, caplen); - } -} - -/* - * This is the top level routine of the printer. 'p' points - * to the FDDI header of the packet, 'h->ts' is the timestamp, - * 'h->len' is the length of the packet off the wire, and 'h->caplen' - * is the number of bytes actually captured. - */ -u_int -fddi_if_print(const struct pcap_pkthdr *h, register const u_char *p) -{ - fddi_print(p, h->len, h->caplen); - - return (FDDI_HDRLEN); -} |