X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/2d86b23ecde8e2e815ace35e5060856fa61a7e36..5d19d3c0ac649a19d1693db14d0d16526c23e052:/interface.h

diff --git a/interface.h b/interface.h
index efe98e98..ea6ac37c 100644
--- a/interface.h
+++ b/interface.h
@@ -1,7 +1,5 @@
-/*	$NetBSD: interface.h,v 1.2 1995/03/06 19:10:18 mycroft Exp $	*/
-
 /*
- * Copyright (c) 1988, 1989, 1990, 1991, 1992, 1993, 1994
+ * 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
@@ -20,41 +18,37 @@
  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * @(#) $Header: /tcpdump/master/tcpdump/interface.h,v 1.107 1999-10-17 21:56:53 mcr Exp $ (LBL)
+ * @(#) $Header: /tcpdump/master/tcpdump/interface.h,v 1.110 1999-11-17 05:45:57 assar Exp $ (LBL)
  */
 
-#ifdef __GNUC__
-#define inline __inline
-#ifndef __dead
-#define __dead volatile
-#endif
-#else
-#define inline
-#define __dead
-#endif
-
-#include "os.h"			/* operating system stuff */
-#include "md.h"			/* machine dependent stuff */
+#ifndef tcpdump_interface_h
+#define tcpdump_interface_h
 
-#ifndef SIGRET
-#define SIGRET void		/* default */
+#include "gnuc.h"
+#ifdef HAVE_OS_PROTO_H
+#include "os-proto.h"
 #endif
 
-struct token {
+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 Rflag;		/* print sequence # field in AH/ESP*/
 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 char *espsecret;
+
 extern int packettype;		/* as specified by -T */
 #define PT_VAT		1	/* Visual Audio Tool */
 #define PT_WB		2	/* distributed White Board */
@@ -70,6 +64,7 @@ extern int packettype;		/* as specified by -T */
 #define max(a,b) ((b)>(a)?(b):(a))
 #endif
 
+#ifndef INET6
 /*
  * The default snapshot length.  This value allows most printers to print
  * useful information while keeping the amount of unwanted data down.
@@ -77,6 +72,9 @@ extern int packettype;		/* as specified by -T */
  * 14 bytes of data (assuming no ip options).
  */
 #define DEFAULT_SNAPLEN 68
+#else
+#define DEFAULT_SNAPLEN 96
+#endif
 
 #ifndef BIG_ENDIAN
 #define BIG_ENDIAN 4321
@@ -118,38 +116,47 @@ extern int packettype;		/* as specified by -T */
 
 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;
 
-extern int fddipad;	/* alignment offset for FDDI headers, in bytes */
+/* True if  "l" bytes of "var" were captured */
+#define TTEST2(var, l) ((u_char *)&(var) <= snapend - (l))
 
-/* Eliminate some bogus warnings. */
-struct timeval;
+/* 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
 
-typedef void (*printfunc)(u_char *, struct timeval *, int, int);
+/* 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 clock_sigfigs(void);
-int gmt2local(void);
 
 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 token *, const char *, int);
+extern const char *tok2str(const struct tok *, const char *, int);
 extern char *dnaddr_string(u_short);
-extern char *savestr(const char *);
 
-extern int initdevice(char *, int, int *);
 extern void wrapup(int);
 
-extern __dead void error(char *, ...);
-extern void warning(char *, ...);
+#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 void usage(void);
 extern char *isonsap_string(const u_char *);
 extern char *llcsap_string(u_char);
 extern char *protoid_string(const u_char *);
@@ -158,57 +165,75 @@ 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 bgp_print(const u_char *, int);
+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 null_if_print(u_char *, const struct pcap_pkthdr *, const u_char*);
+	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 igmp_pim_print(const u_char *, u_int);
+extern void mobile_print(const u_char *, u_int);
+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 int vjc_print(register const char *, register u_int, u_short);
+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 arp_print(const u_char *, int, int);
-extern void ip_print(const u_char *, int);
-extern void tcp_print(const u_char *, int, const u_char *);
-extern void udp_print(const u_char *, int, const u_char *);
-extern void icmp_print(const u_char *, const u_char *);
-extern void default_print(const u_char *, int);
-extern void default_print_unaligned(const u_char *, int);
-
-extern void aarp_print(const u_char *, int);
-extern void atalk_print(const u_char *, int);
-extern void bootp_print(const u_char *, int, u_short, u_short);
-extern void decnet_print(const u_char *, int, int);
-extern void egp_print(const u_char *, int, const u_char *);
-extern int ether_encap_print(u_short, const u_char *, int, int);
-extern void ipx_print(const u_char *, int length);
-extern void isoclns_print(const u_char *, int, int,
-			  const u_char *, const u_char *);
-extern int llc_print(const u_char *, int, int, const u_char *, const u_char *);
-extern void nfsreply_print(const u_char *, int, const u_char *);
-extern void nfsreq_print(const u_char *, int, const u_char *);
-extern void ns_print(const u_char *, int);
-extern void ntp_print(const u_char *, int);
-extern void ospf_print(const u_char *, int, const u_char *);
-extern void rip_print(const u_char *, int);
-extern void snmp_print(const u_char *, int);
-extern void sunrpcrequest_print(const u_char *, int, const u_char *);
-extern void tftp_print(const u_char *, int);
-extern void wb_print(const void *, int);
-extern void print_ipproto(u_int proto, const struct ip *ip, const u_char *cp,  int len);
-
-#define min(a,b) ((a)>(b)?(b):(a))
-#define max(a,b) ((b)>(a)?(b):(a))
-
-/*
- * 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 512
-
-#ifndef BIG_ENDIAN
-#define BIG_ENDIAN 4321
-#define LITTLE_ENDIAN 1234
-#endif
+extern void sl_bsdos_if_print(u_char *, const struct pcap_pkthdr *,
+    const u_char *);
+extern void chdlc_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);
+extern int ah_print(register const u_char *, register const u_char *);
+extern int esp_print(register const u_char *, register const u_char *, int *);
+extern void isakmp_print(const u_char *, u_int, const u_char *);
+extern int ipcomp_print(register const u_char *, register const u_char *, int *);
+extern void rx_print(register const u_char *, int, int, int, u_char *);
+#ifdef INET6
+extern void ip6_print(const u_char *, int);
+extern void ip6_opt_print(const u_char *, int);
+extern int hbhopt_print(const u_char *);
+extern int dstopt_print(const u_char *);
+extern int frag6_print(const u_char *, const u_char *);
+extern void icmp6_print(const u_char *, const u_char *);
+extern void ripng_print(const u_char *, int);
+extern int rt6_print(const u_char *, const u_char *);
+extern void ospf6_print(const u_char *, u_int);
+extern void dhcp6_print(const u_char *, u_int, u_short, u_short);
+#endif /*INET6*/