Add support for DLT_PRISM and DLT_IEEE802_11_RADIO.

[tcpdump] / interface.h

diff --git a/interface.h b/interface.h
index c3ab42e5b4f9aa79d6e8b535faf9e1334133da3b..97c3c766387bd5f550f653e57608a314806fa63f 100644 (file)
--- a/interface.h
+++ b/interface.h
@@ -1,5 +1,5 @@
 /*
 /*

- * Copyright (c) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997
+ * Copyright (c) 1988-2002

  *     The Regents of the University of California.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  *     The Regents of the University of California.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without


@@ -18,56 +18,50 @@
  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *

- * @(#) $Header: /tcpdump/master/tcpdump/interface.h,v 1.119 2000-01-07 15:59:28 assar Exp $ (LBL)
+ * @(#) $Header: /tcpdump/master/tcpdump/interface.h,v 1.199 2002-12-12 07:28:35 guy Exp $ (LBL)

  */
 
 #ifndef tcpdump_interface_h
 #define tcpdump_interface_h
 
  */
 
 #ifndef tcpdump_interface_h
 #define tcpdump_interface_h
 

-#include "gnuc.h"

 #ifdef HAVE_OS_PROTO_H
 #include "os-proto.h"
 #endif
 #ifdef HAVE_OS_PROTO_H
 #include "os-proto.h"
 #endif

-#include <sys/types.h>
-#include <sys/time.h>
+
+#ifndef HAVE___ATTRIBUTE__
+#define __attribute__(x)
+#endif
+
+#define _U_    __attribute__((unused))

 
 /* snprintf et al */
 
 #include <stdarg.h>
 
 #if !defined(HAVE_SNPRINTF)
 
 /* snprintf et al */
 
 #include <stdarg.h>
 
 #if !defined(HAVE_SNPRINTF)

-int snprintf (char *str, size_t sz, const char *format, ...)
-     __attribute__ ((format (printf, 3, 4)));
+int snprintf(char *, size_t, const char *, ...)
+     __attribute__((format(printf, 3, 4)));

 #endif
 
 #if !defined(HAVE_VSNPRINTF)
 #endif
 
 #if !defined(HAVE_VSNPRINTF)

-int vsnprintf (char *str, size_t sz, const char *format, va_list ap)
-     __attribute__((format (printf, 3, 0)));
+int vsnprintf(char *, size_t, const char *, va_list)
+     __attribute__((format(printf, 3, 0)));

 #endif
 
 #endif
 

-#if !defined(HAVE_ASPRINTF)
-int asprintf (char **ret, const char *format, ...)
-     __attribute__ ((format (printf, 2, 3)));
+#ifndef HAVE_STRLCAT
+extern size_t strlcat(char *, const char *, size_t);

 #endif
 #endif

-
-#if !defined(HAVE_VASPRINTF)
-int vasprintf (char **ret, const char *format, va_list ap)
-     __attribute__((format (printf, 2, 0)));
-#endif
-
-#if !defined(HAVE_ASNPRINTF)
-int asnprintf (char **ret, size_t max_sz, const char *format, ...)
-     __attribute__ ((format (printf, 3, 4)));
+#ifndef HAVE_STRLCPY
+extern size_t strlcpy(char *, const char *, size_t);

 #endif
 
 #endif
 

-#if !defined(HAVE_VASNPRINTF)
-int vasnprintf (char **ret, size_t max_sz, const char *format, va_list ap)
-     __attribute__((format (printf, 3, 0)));
+#ifndef HAVE_STRDUP
+extern char *strdup(const char *);

 #endif
 
 struct tok {
        int v;                  /* value */
 #endif
 
 struct tok {
        int v;                  /* value */

-       char *s;                /* string */
+       const char *s;          /* string */

 };
 
 extern int aflag;              /* translate network and broadcast addresses */
 };
 
 extern int aflag;              /* translate network and broadcast addresses */


@@ -81,11 +75,11 @@ extern int Rflag;           /* print sequence # field in AH/ESP*/
 extern int sflag;              /* use the libsmi to translate OIDs */
 extern int Sflag;              /* print raw TCP sequence numbers */
 extern int tflag;              /* print packet arrival time */
 extern int sflag;              /* use the libsmi to translate OIDs */
 extern int Sflag;              /* print raw TCP sequence numbers */
 extern int tflag;              /* print packet arrival time */

+extern int uflag;              /* Print undecoded NFS handles */

 extern int vflag;              /* verbose */
 extern int xflag;              /* print packet in hex */
 extern int Xflag;              /* print packet in hex/ascii */
 extern int vflag;              /* verbose */
 extern int xflag;              /* print packet in hex */
 extern int Xflag;              /* print packet in hex/ascii */

-
-extern char *ahsecret;
+extern int Aflag;              /* print packet only in ascii observing TAB, LF, CR and SPACE as graphical chars */

 extern char *espsecret;
 
 extern int packettype;         /* as specified by -T */
 extern char *espsecret;
 
 extern int packettype;         /* as specified by -T */


@@ -95,6 +89,7 @@ extern int packettype;                /* as specified by -T */
 #define PT_RTP         4       /* Real-Time Applications protocol */
 #define PT_RTCP                5       /* Real-Time Applications control protocol */
 #define PT_SNMP                6       /* Simple Network Management Protocol */
 #define PT_RTP         4       /* Real-Time Applications protocol */
 #define PT_RTCP                5       /* Real-Time Applications control protocol */
 #define PT_SNMP                6       /* Simple Network Management Protocol */

+#define PT_CNFP                7       /* Cisco NetFlow protocol */

 
 #ifndef min
 #define min(a,b) ((a)>(b)?(b):(a))
 
 #ifndef min
 #define min(a,b) ((a)>(b)?(b):(a))


@@ -103,16 +98,14 @@ extern int packettype;             /* as specified by -T */
 #define max(a,b) ((b)>(a)?(b):(a))
 #endif
 
 #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.
 /*
  * 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 INET6
+#define DEFAULT_SNAPLEN 68     /* ether + IPv4 + TCP + 14 */

 #else
 #else

-#define DEFAULT_SNAPLEN 96
+#define DEFAULT_SNAPLEN 96     /* ether + IPv6 + TCP + 22 */

 #endif
 
 #ifndef BIG_ENDIAN
 #endif
 
 #ifndef BIG_ENDIAN


@@ -120,30 +113,8 @@ extern int packettype;             /* as specified by -T */
 #define LITTLE_ENDIAN 1234
 #endif
 
 #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)
 #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)
 
 #ifndef NTOHL
 #define NTOHL(x)       (x) = ntohl(x)


@@ -162,8 +133,16 @@ extern int snaplen;
 extern const u_char *packetp;
 extern const u_char *snapend;
 
 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  "l" bytes of "var" were captured.
+ *
+ * The "snapend - (l) <= snapend" checks to make sure "l" isn't so large
+ * that "snapend - (l)" underflows.
+ *
+ * The check is for <= rather than < because "l" might be 0.
+ */
+#define TTEST2(var, l) (snapend - (l) <= snapend && \
+                       (const u_char *)&(var) <= snapend - (l))

 
 /* True if "var" was captured */
 #define TTEST(var) TTEST2(var, sizeof(var))
 
 /* True if "var" was captured */
 #define TTEST(var) TTEST2(var, sizeof(var))


@@ -174,71 +153,101 @@ extern const u_char *snapend;
 /* Bail if "var" was not captured */
 #define TCHECK(var) TCHECK2(var, sizeof(var))
 
 /* 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 void relts_print(int);
 
 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 void ts_print(const struct timeval *);
 extern void relts_print(int);
 
 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 char *bittok2str(const struct tok *, const char *, int);
+extern const char *tok2strary_internal(const char **, int, const char *, int);
+#define        tok2strary(a,f,i) tok2strary_internal(a, sizeof(a)/sizeof(a[0]),f,i)
+
+extern const char *dnaddr_string(u_short);

 
 

-extern void wrapup(int);
+extern void info(int);
+extern int infodelay;
+extern int infoprint;

 
 

-#if __STDC__
-extern __dead void error(const char *, ...)
-    __attribute__((volatile, format (printf, 1, 2)));
+extern void error(const char *, ...)
+    __attribute__((noreturn, format (printf, 1, 2)));

 extern void warning(const char *, ...) __attribute__ ((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 *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);
+extern void safeputchar(int);
+extern void safeputs(const char *);
+
+extern const char *isonsap_string(const u_char *);
+extern const char *llcsap_string(u_char);
+extern const char *protoid_string(const u_char *);
+extern const char *ipxsap_string(u_short);
+extern const char *dnname_string(u_short);
+extern const char *dnnum_string(u_short);

 
 /* The printer routines. */
 
 
 /* The printer routines. */
 

-#ifdef __STDC__
-struct pcap_pkthdr;
-#endif
+#include <pcap.h>

 
 

-extern void ascii_print_with_offset(const u_char *, u_int, u_int);    
-extern void ascii_print(const u_char *, u_int);    
-extern void hex_print_with_offset(const u_char *, u_int, u_int);    
-extern void telnet_print(const u_char *, u_int);    
-extern void hex_print(const u_char *, u_int);    
-extern int ether_encap_print(u_short, const u_char *, u_int, u_int);
+extern int print_unknown_data(const u_char *,const char *,int);
+extern void ascii_print_with_offset(const u_char *, u_int, u_int);
+extern void ascii_print(const u_char *, u_int);
+extern void hex_print_with_offset(const u_char *, u_int, u_int);
+extern void telnet_print(const u_char *, u_int);
+extern void hex_print(const u_char *, u_int);
+extern int ether_encap_print(u_short, const u_char *, u_int, u_int, u_short *);

 extern int llc_print(const u_char *, u_int, u_int, const u_char *,
 extern int llc_print(const u_char *, u_int, u_int, const u_char *,

-       const u_char *);
+       const u_char *, u_short *);
+extern int snap_print(const u_char *, u_int, u_int, u_short *, u_int32_t,
+       u_short, u_int);

 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 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_print(u_int, u_int, u_int, const u_char *, u_int, u_int);

 extern void atm_if_print(u_char *, const struct pcap_pkthdr *, const u_char *);
 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 sunatm_if_print(u_char *, const struct pcap_pkthdr *, const u_char *);
+extern void bootp_print(const u_char *, u_short, u_short, u_int);

 extern void bgp_print(const u_char *, int);
 extern void bgp_print(const u_char *, int);

+extern void beep_print(const u_char *, u_int);
+extern void cnfp_print(const u_char *, const u_char *);

 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 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 egp_print(const u_char *);
+extern void pflog_if_print(u_char *, const struct pcap_pkthdr *,
+        const u_char *);
+extern void arcnet_if_print(u_char *, const struct pcap_pkthdr *,
+       const u_char *);
+extern void ether_print(const u_char *, u_int, u_int);

 extern void ether_if_print(u_char *, const struct pcap_pkthdr *,
        const u_char *);
 extern void ether_if_print(u_char *, const struct pcap_pkthdr *,
        const u_char *);

+extern u_int token_print(const u_char *, u_int, u_int);
+extern void token_if_print(u_char *, const struct pcap_pkthdr *,
+       const u_char *);
+extern void fddi_print(const u_char *, u_int, u_int);

 extern void fddi_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 fr_if_print(u_char *, const struct pcap_pkthdr *, const u_char *);
+extern void ieee802_11_if_print(u_char *, const struct pcap_pkthdr *,
+       const u_char *);
+extern void ieee802_11_radio_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 *, u_int, const u_char *);
 extern void gre_print(const u_char *, u_int);
 extern void icmp_print(const u_char *, u_int, const u_char *);

+extern void igmp_print(const u_char *, u_int);

 extern void igrp_print(const u_char *, u_int, const u_char *);
 extern void ip_print(const u_char *, u_int);
 extern void igrp_print(const u_char *, u_int, const u_char *);
 extern void ip_print(const u_char *, u_int);

+extern void ipN_print(const u_char *, u_int);
+extern void ipfc_if_print(u_char *, const struct pcap_pkthdr *, const u_char *);

 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 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 krb_print(const u_char *);
+extern void llap_print(const u_char *, u_int);
+extern void ltalk_if_print(u_char *, const struct pcap_pkthdr *,
+       const u_char *);
+extern void msdp_print(const unsigned 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 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);


@@ -247,53 +256,92 @@ 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 pimv1_print(const u_char *, u_int);
 extern void cisco_autorp_print(const u_char *, u_int);
 extern void ospf_print(const u_char *, u_int, const u_char *);
 extern void pimv1_print(const u_char *, u_int);
 extern void cisco_autorp_print(const u_char *, u_int);

+extern void rsvp_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 mobile_print(const u_char *, u_int);
 extern void pim_print(const u_char *, u_int);

-extern void pppoe_print(const u_char *, u_int);
+extern u_int pppoe_print(const u_char *, u_int);
+extern u_int ppp_print(register const u_char *, u_int);

 extern void ppp_if_print(u_char *, const struct pcap_pkthdr *, const u_char *);
 extern void ppp_if_print(u_char *, const struct pcap_pkthdr *, const u_char *);

+extern void ppp_hdlc_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 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 pppoe_if_print(u_char *, const struct pcap_pkthdr *,
+       const u_char *);
+extern void prism_if_print(u_char *, const struct pcap_pkthdr *,
+       const u_char *);
+extern int vjc_print(register const char *, 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 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 lane_print(const u_char *, u_int, u_int);

 extern void lane_if_print(u_char *, const struct pcap_pkthdr *,const u_char *);
 extern void cip_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 chdlc_if_print(u_char *, const struct pcap_pkthdr *,
     const u_char *);
 extern void lane_if_print(u_char *, const struct pcap_pkthdr *,const u_char *);
 extern void cip_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 chdlc_if_print(u_char *, const struct pcap_pkthdr *,
     const u_char *);

+extern void chdlc_print(register const u_char *, u_int, u_int);
+extern void sll_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 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 tcp_print(const u_char *, u_int, const u_char *, int);

 extern void tftp_print(const u_char *, u_int);
 extern void tftp_print(const u_char *, u_int);

-extern void udp_print(const u_char *, u_int, const u_char *);
+extern void timed_print(const u_char *);
+extern void udp_print(const u_char *, u_int, const u_char *, int);

 extern void wb_print(const void *, u_int);
 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 int ah_print(register const u_char *);
+extern int esp_print(register const u_char *, register const u_char *, int *, int *);

 extern void isakmp_print(const u_char *, u_int, const u_char *);
 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 int ipcomp_print(register const u_char *, int *);

 extern void rx_print(register const u_char *, int, int, int, u_char *);
 extern void rx_print(register const u_char *, int, int, int, u_char *);

-extern void netbeui_print(const u_char *, const u_char *);
-extern void ipx_netbios_print(const u_char *, const u_char *);
+extern void netbeui_print(u_short, const u_char *, int);
+extern void ipx_netbios_print(const u_char *, u_int);

 extern void nbt_tcp_print(const u_char *, int);
 extern void nbt_tcp_print(const u_char *, int);

-extern void nbt_udp137_print(const u_char *data, int);
-extern void nbt_udp138_print(const u_char *data, int);
+extern void nbt_udp137_print(const u_char *, int);
+extern void nbt_udp138_print(const u_char *, int);

 extern char *smb_errstr(int, int);
 extern void print_data(const unsigned char *, int);
 extern void l2tp_print(const u_char *, u_int);
 extern char *smb_errstr(int, int);
 extern void print_data(const unsigned char *, int);
 extern void l2tp_print(const u_char *, u_int);

-extern void lcp_print(const u_char *, u_int);
+extern void vrrp_print(const u_char *, u_int, int);
+extern void cdp_print(const u_char *, u_int, u_int);
+extern void stp_print(const u_char *, u_int);
+extern void radius_print(const u_char *, u_int);
+extern void lwres_print(const u_char *, u_int);
+extern void pptp_print(const u_char *);
+extern void sctp_print(const u_char *, const u_char *, u_int);
+extern void mpls_print(const u_char *, u_int);
+extern void zephyr_print(const u_char *, int);
+extern void hsrp_print(const u_char *, u_int);

 
 #ifdef INET6
 
 #ifdef INET6

-extern void ip6_print(const u_char *, int);
+extern void ip6_print(const u_char *, u_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 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 int mobility_print(const u_char *, const u_char *);

 extern void icmp6_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 void ripng_print(const u_char *, unsigned int);

 extern int rt6_print(const u_char *, const u_char *);
 extern void ospf6_print(const u_char *, u_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);
+extern void dhcp6_print(const u_char *, u_int, u_int16_t, u_int16_t);

 #endif /*INET6*/
 #endif /*INET6*/

-extern u_short in_cksum(const u_short *addr, register int len, u_short csum);
+extern u_short in_cksum(const u_short *, register u_int, int);
+extern u_int16_t in_cksum_shouldbe(u_int16_t, u_int16_t);
+
+#ifndef HAVE_BPF_DUMP
+struct bpf_program;
+
+extern void bpf_dump(struct bpf_program *, int);
+#endif
+
+
+
+
+
+
+
+
+
+