diff options
author | Paul Traina <pst@FreeBSD.org> | 1996-08-19 20:34:12 +0000 |
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committer | Paul Traina <pst@FreeBSD.org> | 1996-08-19 20:34:12 +0000 |
commit | 4edb46e9a85ca35d3bed523171d11a748861ce82 (patch) | |
tree | a0e1430e0d74185364854779b70e6d96aba9cf47 /contrib/tcpdump/print-atm.c | |
download | src-4edb46e9a85ca35d3bed523171d11a748861ce82.tar.gz src-4edb46e9a85ca35d3bed523171d11a748861ce82.zip |
Virgin import of unmodified tcpdump v3.2.1 distribution from LBL.vendor/tcpdump/3.2.1
Obtained from: ftp://ftp.ee.lbl.gov/tcpdump.tar.Z on 19-Aug-1996.
Notes
Notes:
svn path=/vendor/tcpdump/dist/; revision=17680
svn path=/vendor/tcpdump/3.2.1/; revision=17682; tag=vendor/tcpdump/3.2.1
Diffstat (limited to 'contrib/tcpdump/print-atm.c')
-rw-r--r-- | contrib/tcpdump/print-atm.c | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/contrib/tcpdump/print-atm.c b/contrib/tcpdump/print-atm.c new file mode 100644 index 000000000000..f8754a1adcd5 --- /dev/null +++ b/contrib/tcpdump/print-atm.c @@ -0,0 +1,148 @@ +/* + * Copyright (c) 1994, 1995, 1996 + * 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 char rcsid[] = + "@(#) $Header: print-atm.c,v 1.7 96/07/23 14:17:21 leres Exp $ (LBL)"; +#endif + +#include <sys/param.h> +#include <sys/time.h> +#include <sys/socket.h> + +#if __STDC__ +struct mbuf; +struct rtentry; +#endif +#include <net/if.h> + +#include <netinet/in.h> +#include <netinet/if_ether.h> +#include <netinet/in_systm.h> +#include <netinet/ip.h> +#include <netinet/ip_var.h> +#include <netinet/udp.h> +#include <netinet/udp_var.h> +#include <netinet/tcp.h> +#include <netinet/tcpip.h> + +#include <stdio.h> +#include <pcap.h> + +#include "addrtoname.h" +#include "ethertype.h" +#include "interface.h" + +/* + * This is the top level routine of the printer. 'p' is the points + * to the LLC/SNAP header of the packet, 'tvp' is the timestamp, + * 'length' is the length of the packet off the wire, and 'caplen' + * is the number of bytes actually captured. + */ +void +atm_if_print(u_char *user, const struct pcap_pkthdr *h, const u_char *p) +{ + u_int caplen = h->caplen; + u_int length = h->len; + u_short ethertype; + + ts_print(&h->ts); + + if (caplen < 8) { + printf("[|atm]"); + goto out; + } + if (p[0] != 0xaa || p[1] != 0xaa || p[2] != 0x03) { + /*XXX assume 802.6 MAC header from fore driver */ + if (eflag) + printf("%04x%04x %04x%04x ", + p[0] << 24 | p[1] << 16 | p[2] << 8 | p[3], + p[4] << 24 | p[5] << 16 | p[6] << 8 | p[7], + p[8] << 24 | p[9] << 16 | p[10] << 8 | p[11], + p[12] << 24 | p[13] << 16 | p[14] << 8 | p[15]); + p += 20; + length -= 20; + caplen -= 20; + } + ethertype = p[6] << 8 | p[7]; + if (eflag) + printf("%02x %02x %02x %02x-%02x-%02x %04x: ", + p[0], p[1], p[2], /* dsap/ssap/ctrl */ + p[3], p[4], p[5], /* manufacturer's code */ + ethertype); + + /* + * Some printers want to get back at the ethernet addresses, + * and/or check that they're not walking off the end of the packet. + * Rather than pass them all the way down, we set these globals. + */ + packetp = p; + snapend = p + caplen; + + length -= 8; + caplen -= 8; + p += 8; + + switch (ethertype) { + + case ETHERTYPE_IP: + ip_print(p, length); + break; + + /*XXX this probably isn't right */ + case ETHERTYPE_ARP: + case ETHERTYPE_REVARP: + arp_print(p, length, caplen); + break; +#ifdef notyet + case ETHERTYPE_DN: + decnet_print(p, length, caplen); + break; + + case ETHERTYPE_ATALK: + if (vflag) + fputs("et1 ", stdout); + atalk_print(p, length); + break; + + case ETHERTYPE_AARP: + aarp_print(p, length); + break; + + case ETHERTYPE_LAT: + case ETHERTYPE_MOPRC: + case ETHERTYPE_MOPDL: + /* default_print for now */ +#endif + default: + /* ether_type not known, print raw packet */ + if (!eflag) + printf("%02x %02x %02x %02x-%02x-%02x %04x: ", + p[0], p[1], p[2], /* dsap/ssap/ctrl */ + p[3], p[4], p[5], /* manufacturer's code */ + ethertype); + if (!xflag && !qflag) + default_print(p, caplen); + } + if (xflag) + default_print(p, caplen); + out: + putchar('\n'); +} |