113 lines
3.5 KiB
C
113 lines
3.5 KiB
C
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/*
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* Copyright (c) 1988-1990 The Regents of the University of California.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that: (1) source code distributions
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* retain the above copyright notice and this paragraph in its entirety, (2)
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* distributions including binary code include the above copyright notice and
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* this paragraph in its entirety in the documentation or other materials
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* provided with the distribution, and (3) all advertising materials mentioning
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* features or use of this software display the following acknowledgement:
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* ``This product includes software developed by the University of California,
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* Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
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* the University nor the names of its contributors may be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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*
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* @(#) Header: interface.h,v 1.46 92/06/02 17:57:22 mccanne Exp (LBL)
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* $Id: interface.h,v 1.1 1993/11/14 21:20:15 deraadt Exp $
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*/
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#ifdef __GNUC__
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#define inline __inline
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#else
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#define inline
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#endif
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#include "os.h" /* operating system stuff */
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#include "md.h" /* machine dependent stuff */
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#ifndef __STDC__
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extern char *malloc();
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extern char *calloc();
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#endif
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extern int dflag; /* print filter code */
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extern int eflag; /* print ethernet header */
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extern int nflag; /* leave addresses as numbers */
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extern int Nflag; /* remove domains from printed host names */
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extern int qflag; /* quick (shorter) output */
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extern int Sflag; /* print raw TCP sequence numbers */
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extern int tflag; /* print packet arrival time */
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extern int vflag; /* verbose */
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extern int xflag; /* print packet in hex */
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extern char *program_name; /* used to generate self-identifying messages */
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extern int snaplen;
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/* global pointers to beginning and end of current packet (during printing) */
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extern unsigned char *packetp;
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extern unsigned char *snapend;
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extern long thiszone; /* gmt to local correction */
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extern void ts_print();
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extern int clock_sigfigs();
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extern char *lookup_device();
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extern void error();
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extern void warning();
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extern char *read_infile();
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extern char *copy_argv();
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extern void usage();
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extern void show_code();
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extern void init_addrtoname();
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/* The printer routines. */
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extern void ether_if_print();
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extern void arp_print();
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extern void ip_print();
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extern void tcp_print();
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extern void udp_print();
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extern void icmp_print();
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extern void default_print();
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extern void ntp_print();
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extern void nfsreq_print();
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extern void nfsreply_print();
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extern void ns_print();
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extern void ddp_print();
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extern void rip_print();
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extern void tftp_print();
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extern void bootp_print();
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extern void snmp_print();
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extern void sl_if_print();
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extern void ppp_if_print();
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extern void fddi_if_print();
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extern void null_if_print();
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extern void egp_print();
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#define min(a,b) ((a)>(b)?(b):(a))
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#define max(a,b) ((b)>(a)?(b):(a))
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/*
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* The default snapshot length. This value allows most printers to print
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* useful information while keeping the amount of unwanted data down.
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* In particular, it allows for an ethernet header, tcp/ip header, and
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* 14 bytes of data (assuming no ip options).
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*/
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#define DEFAULT_SNAPLEN 68
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#ifndef BIG_ENDIAN
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#define BIG_ENDIAN 4321
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#define LITTLE_ENDIAN 1234
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#endif
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