text: /*
   * Copyright (c) 1988, 1989, 1990, 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.
   *
   * @(#) $Header: /cvs/sw/new-wave/user/tcpdump/interface.h,v 1.1 2000/08/03 05:59:19 gerg Exp $ (LBL)
   */
  
  #ifndef tcpdump_interface_h
  #define tcpdump_interface_h
  
  #include "gnuc.h"
  #ifdef HAVE_OS_PROTO_H
  #include "os-proto.h"
  #endif
  
  struct tok {
  	int v;			/* value */
  	char *s;		/* string */
  };
  
  extern int aflag;		/* translate network and broadcast addresses */
  extern int dflag;		/* print filter code */
  extern int eflag;		/* print ethernet header */
  extern int fflag;		/* don't translate "foreign" IP address */
  extern int nflag;		/* leave addresses as numbers */
  extern int Nflag;		/* remove domains from printed host names */
  extern int qflag;		/* quick (shorter) output */
  extern int Sflag;		/* print raw TCP sequence numbers */
  extern int tflag;		/* print packet arrival time */
  extern int vflag;		/* verbose */
  extern int xflag;		/* print packet in hex */
  
  extern int packettype;		/* as specified by -T */
  #define PT_VAT		1	/* Visual Audio Tool */
  #define PT_WB		2	/* distributed White Board */
  #define PT_RPC		3	/* Remote Procedure Call */
  #define PT_RTP		4	/* Real-Time Applications protocol */
  #define PT_RTCP		5	/* Real-Time Applications control protocol */
  
  #ifndef min
  #define min(a,b) ((a)>(b)?(b):(a))
  #endif
  #ifndef max
  #define max(a,b) ((b)>(a)?(b):(a))
  #endif
  
  /*
   * The default snapshot length.  This value allows most printers to print
   * useful information while keeping the amount of unwanted data down.
   * In particular, it allows for an ethernet header, tcp/ip header, and
   * 14 bytes of data (assuming no ip options).
   */
  #define DEFAULT_SNAPLEN 68
  
  #ifndef BIG_ENDIAN
  #define BIG_ENDIAN 4321
  #define LITTLE_ENDIAN 1234
  #endif
  
  #ifdef ETHER_HEADER_HAS_EA
  #define ESRC(ep) ((ep)->ether_shost.ether_addr_octet)
  #define EDST(ep) ((ep)->ether_dhost.ether_addr_octet)
  #else
  #define ESRC(ep) ((ep)->ether_shost)
  #define EDST(ep) ((ep)->ether_dhost)
  #endif
  
  #ifdef ETHER_ARP_HAS_X
  #define SHA(ap) ((ap)->arp_xsha)
  #define THA(ap) ((ap)->arp_xtha)
  #define SPA(ap) ((ap)->arp_xspa)
  #define TPA(ap) ((ap)->arp_xtpa)
  #else
  #ifdef ETHER_ARP_HAS_EA
  #define SHA(ap) ((ap)->arp_sha.ether_addr_octet)
  #define THA(ap) ((ap)->arp_tha.ether_addr_octet)
  #else
  #define SHA(ap) ((ap)->arp_sha)
  #define THA(ap) ((ap)->arp_tha)
  #endif
  #define SPA(ap) ((ap)->arp_spa)
  #define TPA(ap) ((ap)->arp_tpa)
  #endif
  
  #ifndef NTOHL
  #define NTOHL(x)	(x) = ntohl(x)
  #define NTOHS(x)	(x) = ntohs(x)
  #define HTONL(x)	(x) = htonl(x)
  #define HTONS(x)	(x) = htons(x)
  #endif
  #endif
  
  extern char *program_name;	/* used to generate self-identifying messages */
  
  extern int32_t thiszone;	/* seconds offset from gmt to local time */
  
  extern int snaplen;
  /* global pointers to beginning and end of current packet (during printing) */
  extern const u_char *packetp;
  extern const u_char *snapend;
  
  /* True if  "l" bytes of "var" were captured */
  #define TTEST2(var, l) ((u_char *)&(var) <= snapend - (l))
  
  /* True if "var" was captured */
  #define TTEST(var) TTEST2(var, sizeof(var))
  
  /* Bail if "l" bytes of "var" were not captured */
  #define TCHECK2(var, l) if (!TTEST2(var, l)) goto trunc
  
  /* Bail if "var" was not captured */
  #define TCHECK(var) TCHECK2(var, sizeof(var))
  
  #ifdef __STDC__
  struct timeval;
  #endif
  
  extern void ts_print(const struct timeval *);
  
  extern int fn_print(const u_char *, const u_char *);
  extern int fn_printn(const u_char *, u_int, const u_char *);
  extern const char *tok2str(const struct tok *, const char *, int);
  extern char *dnaddr_string(u_short);
  
  extern void wrapup(int);
  
  #if __STDC__
  extern __dead void error(const char *, ...)
      __attribute__((volatile, format (printf, 1, 2)));
  extern void warning(const char *, ...) __attribute__ ((format (printf, 1, 2)));
  #endif
  
  extern char *read_infile(char *);
  extern char *copy_argv(char **);
  
  extern char *isonsap_string(const u_char *);
  extern char *llcsap_string(u_char);
  extern char *protoid_string(const u_char *);
  extern char *dnname_string(u_short);
  extern char *dnnum_string(u_short);
  
  /* The printer routines. */
  
  #ifdef __STDC__
  struct pcap_pkthdr;
  #endif
  
  extern int ether_encap_print(u_short, const u_char *, u_int, u_int);
  extern int llc_print(const u_char *, u_int, u_int, const u_char *,
  	const u_char *);
  extern void aarp_print(const u_char *, u_int);
  extern void arp_print(const u_char *, u_int, u_int);
  extern void atalk_print(const u_char *, u_int);
  extern void atm_if_print(u_char *, const struct pcap_pkthdr *, const u_char *);
  extern void bootp_print(const u_char *, u_int, u_short, u_short);
  extern void decnet_print(const u_char *, u_int, u_int);
  extern void default_print(const u_char *, u_int);
  extern void default_print_unaligned(const u_char *, u_int);
  extern void dvmrp_print(const u_char *, u_int);
  extern void egp_print(const u_char *, u_int, const u_char *);
  extern void ether_if_print(u_char *, const struct pcap_pkthdr *,
  	const u_char *);
  extern void fddi_if_print(u_char *, const struct pcap_pkthdr *, const u_char *);
  extern void gre_print(const u_char *, u_int);
  extern void icmp_print(const u_char *, const u_char *);
  extern void igrp_print(const u_char *, u_int, const u_char *);
  extern void ip_print(const u_char *, u_int);
  extern void ipx_print(const u_char *, u_int);
  extern void isoclns_print(const u_char *, u_int, u_int, const u_char *,
  	const u_char *);
  extern void krb_print(const u_char *, u_int);
  extern void nfsreply_print(const u_char *, u_int, const u_char *);
  extern void nfsreq_print(const u_char *, u_int, const u_char *);
  extern void ns_print(const u_char *, u_int);
  extern void ntp_print(const u_char *, u_int);
  extern void null_if_print(u_char *, const struct pcap_pkthdr *, const u_char *);
  extern void ospf_print(const u_char *, u_int, const u_char *);
  extern void pim_print(const u_char *, u_int);
  extern void ppp_if_print(u_char *, const struct pcap_pkthdr *, const u_char *);
  extern void ppp_bsdos_if_print(u_char *, const struct pcap_pkthdr *,
  	const u_char *);
  extern void raw_if_print(u_char *, const struct pcap_pkthdr *, const u_char *);
  extern void rip_print(const u_char *, u_int);
  extern void sl_if_print(u_char *, const struct pcap_pkthdr *, const u_char *);
  extern void sl_bsdos_if_print(u_char *, const struct pcap_pkthdr *,
      const u_char *);
  extern void snmp_print(const u_char *, u_int);
  extern void sunrpcrequest_print(const u_char *, u_int, const u_char *);
  extern void tcp_print(const u_char *, u_int, const u_char *);
  extern void tftp_print(const u_char *, u_int);
  extern void udp_print(const u_char *, u_int, const u_char *);
  extern void wb_print(const void *, u_int);
  