/* * Copyright (c) 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 lintstatic const char rcsid[] =    "@(#) $Header: print-atm.c,v 1.9 97/05/28 12:52:40 leres Exp $ (LBL)";#endif#ifndef WIN32
#include <sys/param.h>
#include <sys/time.h>
#include <sys/socket.h>
#else
#include <winsock.h>
#endif
#if __STDC__struct mbuf;struct rtentry;#endif#include <net/if.h>#ifndef WIN32#include <netinet/in.h>
#else 
#include <winsock.h>
#endif#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 "interface.h"#include "addrtoname.h"#include "ethertype.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. */voidatm_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');}