658 lines
30 KiB
C
658 lines
30 KiB
C
/*
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* Copyright (c) 1988-1997
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* The Regents of the University of California. All rights reserved.
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*
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* Copyright (c) 1998-2012 Michael Richardson <mcr@tcpdump.org>
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* The TCPDUMP project
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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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#ifndef netdissect_h
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#define netdissect_h
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#ifdef HAVE_OS_PROTO_H
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#include "os-proto.h"
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#endif
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#include <sys/types.h>
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#ifndef HAVE___ATTRIBUTE__
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#define __attribute__(x)
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#endif
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/*
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* Data types corresponding to multi-byte integral values within data
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* structures. These are defined as arrays of octets, so that they're
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* not aligned on their "natural" boundaries, and so that you *must*
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* use the EXTRACT_ macros to extract them (which you should be doing
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* *anyway*, so as not to assume a particular byte order or alignment
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* in your code).
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*/
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typedef unsigned char nd_uint16_t[2];
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typedef unsigned char nd_uint24_t[3];
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typedef unsigned char nd_uint32_t[4];
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typedef unsigned char nd_uint40_t[5];
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typedef unsigned char nd_uint48_t[6];
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typedef unsigned char nd_uint56_t[7];
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typedef unsigned char nd_uint64_t[8];
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/*
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* Use this for IPv4 addresses. It's defined as an array of octets, so
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* that it's not aligned on its "natural" boundary, and it's defined as
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* a structure in the hopes that this makes it harder to naively use
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* EXTRACT_32BITS() to extract the value - in many cases you just want
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* to use UNALIGNED_MEMCPY() to copy its value, so that it remains in
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* network byte order.
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*/
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typedef struct {
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unsigned char bytes[4];
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} nd_ipv4;
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/*
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* Data types corresponding to single-byte integral values, for
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* completeness.
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*/
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typedef unsigned char nd_uint8_t;
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typedef signed char nd_int8_t;
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/* snprintf et al */
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#include <stdarg.h>
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#include <pcap.h>
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#include "ip.h" /* struct ip for nextproto4_cksum() */
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#include "ip6.h" /* struct ip6 for nextproto6_cksum() */
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extern int32_t thiszone; /* seconds offset from gmt to local time */
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/* invalid string to print '(invalid)' for malformed or corrupted packets */
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extern const char istr[];
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#if !defined(HAVE_SNPRINTF)
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int snprintf (char *str, size_t sz, FORMAT_STRING(const char *format), ...)
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PRINTFLIKE(3, 4);
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#endif /* !defined(HAVE_SNPRINTF) */
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#if !defined(HAVE_VSNPRINTF)
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int vsnprintf (char *str, size_t sz, FORMAT_STRING(const char *format),
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va_list ap) PRINTFLIKE(3, 0);
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#endif /* !defined(HAVE_VSNPRINTF) */
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#ifndef HAVE_STRLCAT
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extern size_t strlcat (char *, const char *, size_t);
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#endif
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#ifndef HAVE_STRLCPY
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extern size_t strlcpy (char *, const char *, size_t);
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#endif
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#ifndef HAVE_STRDUP
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extern char *strdup (const char *str);
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#endif
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#ifndef HAVE_STRSEP
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extern char *strsep(char **, const char *);
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#endif
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struct tok {
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u_int v; /* value */
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const char *s; /* string */
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};
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extern const char *tok2strbuf(const struct tok *, const char *, u_int,
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char *buf, size_t bufsize);
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/* tok2str is deprecated */
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extern const char *tok2str(const struct tok *, const char *, u_int);
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extern char *bittok2str(const struct tok *, const char *, u_int);
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extern char *bittok2str_nosep(const struct tok *, const char *, u_int);
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/* Initialize netdissect. */
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extern int nd_init(char *, size_t);
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/* Clean up netdissect. */
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extern void nd_cleanup(void);
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/* Do we have libsmi support? */
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extern int nd_have_smi_support(void);
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/* Load an SMI module. */
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extern int nd_load_smi_module(const char *, char *, size_t);
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/* Flag indicating whether an SMI module has been loaded. */
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extern int nd_smi_module_loaded;
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/* Version number of the SMI library, or NULL if we don't have libsmi support. */
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extern const char *nd_smi_version_string(void);
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typedef struct netdissect_options netdissect_options;
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#define IF_PRINTER_ARGS (netdissect_options *, const struct pcap_pkthdr *, const u_char *)
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typedef u_int (*if_printer) IF_PRINTER_ARGS;
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struct netdissect_options {
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int ndo_bflag; /* print 4 byte ASes in ASDOT notation */
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int ndo_eflag; /* print ethernet header */
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int ndo_fflag; /* don't translate "foreign" IP address */
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int ndo_Kflag; /* don't check TCP checksums */
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int ndo_nflag; /* leave addresses as numbers */
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int ndo_Nflag; /* remove domains from printed host names */
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int ndo_qflag; /* quick (shorter) output */
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int ndo_Sflag; /* print raw TCP sequence numbers */
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int ndo_tflag; /* print packet arrival time */
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int ndo_uflag; /* Print undecoded NFS handles */
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int ndo_vflag; /* verbosity level */
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int ndo_xflag; /* print packet in hex */
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int ndo_Xflag; /* print packet in hex/ascii */
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int ndo_Aflag; /* print packet only in ascii observing TAB,
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* LF, CR and SPACE as graphical chars
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*/
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int ndo_Hflag; /* dissect 802.11s draft mesh standard */
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int ndo_packet_number; /* print a packet number in the beginning of line */
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int ndo_suppress_default_print; /* don't use default_print() for unknown packet types */
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int ndo_tstamp_precision; /* requested time stamp precision */
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const char *program_name; /* Name of the program using the library */
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char *ndo_espsecret;
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struct sa_list *ndo_sa_list_head; /* used by print-esp.c */
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struct sa_list *ndo_sa_default;
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char *ndo_sigsecret; /* Signature verification secret key */
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int ndo_packettype; /* as specified by -T */
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int ndo_snaplen;
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/*global pointers to beginning and end of current packet (during printing) */
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const u_char *ndo_packetp;
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const u_char *ndo_snapend;
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/* pointer to the if_printer function */
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if_printer ndo_if_printer;
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/* pointer to void function to output stuff */
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void (*ndo_default_print)(netdissect_options *,
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register const u_char *bp, register u_int length);
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/* pointer to function to do regular output */
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int (*ndo_printf)(netdissect_options *,
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const char *fmt, ...)
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#ifdef __ATTRIBUTE___FORMAT_OK_FOR_FUNCTION_POINTERS
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__attribute__ ((format (printf, 2, 3)))
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#endif
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;
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/* pointer to function to output errors */
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void (*ndo_error)(netdissect_options *,
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const char *fmt, ...)
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#ifdef __ATTRIBUTE___NORETURN_OK_FOR_FUNCTION_POINTERS
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__attribute__ ((noreturn))
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#endif /* __ATTRIBUTE___NORETURN_OK_FOR_FUNCTION_POINTERS */
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#ifdef __ATTRIBUTE___FORMAT_OK_FOR_FUNCTION_POINTERS
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__attribute__ ((format (printf, 2, 3)))
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#endif /* __ATTRIBUTE___FORMAT_OK_FOR_FUNCTION_POINTERS */
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;
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/* pointer to function to output warnings */
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void (*ndo_warning)(netdissect_options *,
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const char *fmt, ...)
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#ifdef __ATTRIBUTE___FORMAT_OK_FOR_FUNCTION_POINTERS
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__attribute__ ((format (printf, 2, 3)))
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#endif
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;
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};
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#define PT_VAT 1 /* Visual Audio Tool */
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#define PT_WB 2 /* distributed White Board */
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#define PT_RPC 3 /* Remote Procedure Call */
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#define PT_RTP 4 /* Real-Time Applications protocol */
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#define PT_RTCP 5 /* Real-Time Applications control protocol */
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#define PT_SNMP 6 /* Simple Network Management Protocol */
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#define PT_CNFP 7 /* Cisco NetFlow protocol */
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#define PT_TFTP 8 /* trivial file transfer protocol */
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#define PT_AODV 9 /* Ad-hoc On-demand Distance Vector Protocol */
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#define PT_CARP 10 /* Common Address Redundancy Protocol */
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#define PT_RADIUS 11 /* RADIUS authentication Protocol */
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#define PT_ZMTP1 12 /* ZeroMQ Message Transport Protocol 1.0 */
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#define PT_VXLAN 13 /* Virtual eXtensible Local Area Network */
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#define PT_PGM 14 /* [UDP-encapsulated] Pragmatic General Multicast */
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#define PT_PGM_ZMTP1 15 /* ZMTP/1.0 inside PGM (native or UDP-encapsulated) */
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#define PT_LMP 16 /* Link Management Protocol */
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#define PT_RESP 17 /* RESP */
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#ifndef min
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#define min(a,b) ((a)>(b)?(b):(a))
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#endif
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#ifndef max
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#define max(a,b) ((b)>(a)?(b):(a))
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#endif
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/* For source or destination ports tests (UDP, TCP, ...) */
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#define IS_SRC_OR_DST_PORT(p) (sport == (p) || dport == (p))
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/*
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* Maximum snapshot length. This should be enough to capture the full
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* packet on most network interfaces.
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*
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*
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* Somewhat arbitrary, but chosen to be:
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*
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* 1) big enough for maximum-size Linux loopback packets (65549)
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* and some USB packets captured with USBPcap:
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*
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* http://desowin.org/usbpcap/
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*
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* (> 131072, < 262144)
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*
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* and
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*
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* 2) small enough not to cause attempts to allocate huge amounts of
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* memory; some applications might use the snapshot length in a
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* savefile header to control the size of the buffer they allocate,
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* so a size of, say, 2^31-1 might not work well.
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*
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* XXX - does it need to be bigger still?
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*/
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#define MAXIMUM_SNAPLEN 262144
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/*
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* The default snapshot length is the maximum.
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*/
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#define DEFAULT_SNAPLEN MAXIMUM_SNAPLEN
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#define ESRC(ep) ((ep)->ether_shost)
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#define EDST(ep) ((ep)->ether_dhost)
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#ifndef NTOHL
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#define NTOHL(x) (x) = ntohl(x)
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#define NTOHS(x) (x) = ntohs(x)
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#define HTONL(x) (x) = htonl(x)
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#define HTONS(x) (x) = htons(x)
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#endif
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/*
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* True if "l" bytes of "var" were captured.
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*
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* The "ndo->ndo_snapend - (l) <= ndo->ndo_snapend" checks to make sure
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* "l" isn't so large that "ndo->ndo_snapend - (l)" underflows.
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*
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* The check is for <= rather than < because "l" might be 0.
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*
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* We cast the pointers to uintptr_t to make sure that the compiler
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* doesn't optimize away any of these tests (which it is allowed to
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* do, as adding an integer to, or subtracting an integer from, a
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* pointer assumes that the pointer is a pointer to an element of an
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* array and that the result of the addition or subtraction yields a
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* pointer to another member of the array, so that, for example, if
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* you subtract a positive integer from a pointer, the result is
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* guaranteed to be less than the original pointer value). See
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*
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* http://www.kb.cert.org/vuls/id/162289
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*/
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/*
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* Test in two parts to avoid these warnings:
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* comparison of unsigned expression >= 0 is always true [-Wtype-limits],
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* comparison is always true due to limited range of data type [-Wtype-limits].
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*/
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#define IS_NOT_NEGATIVE(x) (((x) > 0) || ((x) == 0))
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#define ND_TTEST2(var, l) \
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(IS_NOT_NEGATIVE(l) && \
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((uintptr_t)ndo->ndo_snapend - (l) <= (uintptr_t)ndo->ndo_snapend && \
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(uintptr_t)&(var) <= (uintptr_t)ndo->ndo_snapend - (l)))
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/* True if "var" was captured */
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#define ND_TTEST(var) ND_TTEST2(var, sizeof(var))
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/* Bail if "l" bytes of "var" were not captured */
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#define ND_TCHECK2(var, l) if (!ND_TTEST2(var, l)) goto trunc
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/* Bail if "var" was not captured */
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#define ND_TCHECK(var) ND_TCHECK2(var, sizeof(var))
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#define ND_PRINT(STUFF) (*ndo->ndo_printf)STUFF
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#define ND_DEFAULTPRINT(ap, length) (*ndo->ndo_default_print)(ndo, ap, length)
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extern void ts_print(netdissect_options *, const struct timeval *);
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extern void signed_relts_print(netdissect_options *, int32_t);
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extern void unsigned_relts_print(netdissect_options *, uint32_t);
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extern void fn_print_char(netdissect_options *, u_char);
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extern int fn_print(netdissect_options *, const u_char *, const u_char *);
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extern u_int fn_printztn(netdissect_options *ndo, const u_char *, u_int, const u_char *);
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extern int fn_printn(netdissect_options *, const u_char *, u_int, const u_char *);
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extern int fn_printzp(netdissect_options *, const u_char *, u_int, const u_char *);
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/*
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* Flags for txtproto_print().
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*/
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#define RESP_CODE_SECOND_TOKEN 0x00000001 /* response code is second token in response line */
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extern void txtproto_print(netdissect_options *, const u_char *, u_int,
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const char *, const char **, u_int);
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/*
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* Locale-independent macros for testing character properties and
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* stripping the 8th bit from characters. Assumed to be handed
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* a value between 0 and 255, i.e. don't hand them a char, as
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* those might be in the range -128 to 127.
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*/
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#define ND_ISASCII(c) (!((c) & 0x80)) /* value is an ASCII code point */
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#define ND_ISPRINT(c) ((c) >= 0x20 && (c) <= 0x7E)
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#define ND_ISGRAPH(c) ((c) > 0x20 && (c) <= 0x7E)
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#define ND_TOASCII(c) ((c) & 0x7F)
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extern void safeputchar(netdissect_options *, const u_char);
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extern void safeputs(netdissect_options *, const u_char *, const u_int);
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#ifdef LBL_ALIGN
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/*
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* The processor doesn't natively handle unaligned loads,
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* and the compiler might "helpfully" optimize memcpy()
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* and memcmp(), when handed pointers that would normally
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* be properly aligned, into sequences that assume proper
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* alignment.
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*
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* Do copies and compares of possibly-unaligned data by
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* calling routines that wrap memcpy() and memcmp(), to
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* prevent that optimization.
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*/
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extern void unaligned_memcpy(void *, const void *, size_t);
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extern int unaligned_memcmp(const void *, const void *, size_t);
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#define UNALIGNED_MEMCPY(p, q, l) unaligned_memcpy((p), (q), (l))
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#define UNALIGNED_MEMCMP(p, q, l) unaligned_memcmp((p), (q), (l))
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#else
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/*
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* The procesor natively handles unaligned loads, so just use memcpy()
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* and memcmp(), to enable those optimizations.
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*/
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#define UNALIGNED_MEMCPY(p, q, l) memcpy((p), (q), (l))
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#define UNALIGNED_MEMCMP(p, q, l) memcmp((p), (q), (l))
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#endif
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#define PLURAL_SUFFIX(n) \
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(((n) != 1) ? "s" : "")
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extern const char *tok2strary_internal(const char **, int, const char *, int);
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#define tok2strary(a,f,i) tok2strary_internal(a, sizeof(a)/sizeof(a[0]),f,i)
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extern if_printer lookup_printer(int);
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/* The DLT printer routines */
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extern u_int ap1394_if_print IF_PRINTER_ARGS;
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extern u_int arcnet_if_print IF_PRINTER_ARGS;
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extern u_int arcnet_linux_if_print IF_PRINTER_ARGS;
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extern u_int atm_if_print IF_PRINTER_ARGS;
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extern u_int bt_if_print IF_PRINTER_ARGS;
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extern u_int chdlc_if_print IF_PRINTER_ARGS;
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extern u_int cip_if_print IF_PRINTER_ARGS;
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extern u_int enc_if_print IF_PRINTER_ARGS;
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extern u_int ether_if_print IF_PRINTER_ARGS;
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extern u_int fddi_if_print IF_PRINTER_ARGS;
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extern u_int fr_if_print IF_PRINTER_ARGS;
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extern u_int ieee802_11_if_print IF_PRINTER_ARGS;
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extern u_int ieee802_11_radio_avs_if_print IF_PRINTER_ARGS;
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extern u_int ieee802_11_radio_if_print IF_PRINTER_ARGS;
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extern u_int ieee802_15_4_if_print IF_PRINTER_ARGS;
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extern u_int ipfc_if_print IF_PRINTER_ARGS;
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extern u_int ipnet_if_print IF_PRINTER_ARGS;
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extern u_int juniper_atm1_print IF_PRINTER_ARGS;
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extern u_int juniper_atm2_print IF_PRINTER_ARGS;
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extern u_int juniper_chdlc_print IF_PRINTER_ARGS;
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extern u_int juniper_es_print IF_PRINTER_ARGS;
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extern u_int juniper_ether_print IF_PRINTER_ARGS;
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extern u_int juniper_frelay_print IF_PRINTER_ARGS;
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extern u_int juniper_ggsn_print IF_PRINTER_ARGS;
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extern u_int juniper_mfr_print IF_PRINTER_ARGS;
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extern u_int juniper_mlfr_print IF_PRINTER_ARGS;
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extern u_int juniper_mlppp_print IF_PRINTER_ARGS;
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extern u_int juniper_monitor_print IF_PRINTER_ARGS;
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extern u_int juniper_ppp_print IF_PRINTER_ARGS;
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extern u_int juniper_pppoe_atm_print IF_PRINTER_ARGS;
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extern u_int juniper_pppoe_print IF_PRINTER_ARGS;
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extern u_int juniper_services_print IF_PRINTER_ARGS;
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extern u_int lane_if_print IF_PRINTER_ARGS;
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extern u_int ltalk_if_print IF_PRINTER_ARGS;
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extern u_int mfr_if_print IF_PRINTER_ARGS;
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extern u_int netanalyzer_if_print IF_PRINTER_ARGS;
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extern u_int netanalyzer_transparent_if_print IF_PRINTER_ARGS;
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extern u_int nflog_if_print IF_PRINTER_ARGS;
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extern u_int null_if_print IF_PRINTER_ARGS;
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extern u_int pflog_if_print IF_PRINTER_ARGS;
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extern u_int pktap_if_print IF_PRINTER_ARGS;
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extern u_int ppi_if_print IF_PRINTER_ARGS;
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extern u_int ppp_bsdos_if_print IF_PRINTER_ARGS;
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extern u_int ppp_hdlc_if_print IF_PRINTER_ARGS;
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extern u_int ppp_if_print IF_PRINTER_ARGS;
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extern u_int pppoe_if_print IF_PRINTER_ARGS;
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extern u_int prism_if_print IF_PRINTER_ARGS;
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extern u_int raw_if_print IF_PRINTER_ARGS;
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extern u_int sl_bsdos_if_print IF_PRINTER_ARGS;
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extern u_int sl_if_print IF_PRINTER_ARGS;
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extern u_int sll_if_print IF_PRINTER_ARGS;
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extern u_int sunatm_if_print IF_PRINTER_ARGS;
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extern u_int symantec_if_print IF_PRINTER_ARGS;
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extern u_int token_if_print IF_PRINTER_ARGS;
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extern u_int usb_linux_48_byte_print IF_PRINTER_ARGS;
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extern u_int usb_linux_64_byte_print IF_PRINTER_ARGS;
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/*
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* Structure passed to some printers to allow them to print
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* link-layer address information if ndo_eflag isn't set
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* (because they are for protocols that don't have their
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* own addresses, so that we'd want to report link-layer
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* address information).
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*
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* This contains a pointer to an address and a pointer to a routine
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* to which we pass that pointer in order to get a string.
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*/
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struct lladdr_info {
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const char *(*addr_string)(netdissect_options *, const u_char *);
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const u_char *addr;
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};
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/* The printer routines. */
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extern void aarp_print(netdissect_options *, const u_char *, u_int);
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extern int ah_print(netdissect_options *, register const u_char *);
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extern void ahcp_print(netdissect_options *, const u_char *, const u_int);
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extern void aodv_print(netdissect_options *, const u_char *, u_int, int);
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extern void aoe_print(netdissect_options *, const u_char *, const u_int);
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extern void arp_print(netdissect_options *, const u_char *, u_int, u_int);
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extern void ascii_print(netdissect_options *, const u_char *, u_int);
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extern void atalk_print(netdissect_options *, const u_char *, u_int);
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extern void atm_print(netdissect_options *, u_int, u_int, u_int, const u_char *, u_int, u_int);
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extern void babel_print(netdissect_options *, const u_char *, u_int);
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extern void beep_print(netdissect_options *, const u_char *, u_int);
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extern void bfd_print(netdissect_options *, const u_char *, u_int, u_int);
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extern void bgp_print(netdissect_options *, const u_char *, int);
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extern char *bgp_vpn_rd_print (netdissect_options *, const u_char *);
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extern void bootp_print(netdissect_options *, const u_char *, u_int);
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extern void calm_fast_print(netdissect_options *, const u_char *, u_int, const struct lladdr_info *);
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extern void carp_print(netdissect_options *, const u_char *, u_int, int);
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extern void cdp_print(netdissect_options *, const u_char *, u_int, u_int);
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extern void cfm_print(netdissect_options *, const u_char *, u_int);
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extern u_int chdlc_print(netdissect_options *, register const u_char *, u_int);
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extern void cisco_autorp_print(netdissect_options *, const u_char *, u_int);
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extern void cnfp_print(netdissect_options *, const u_char *);
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extern void dccp_print(netdissect_options *, const u_char *, const u_char *, u_int);
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extern void decnet_print(netdissect_options *, const u_char *, u_int, u_int);
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extern void dhcp6_print(netdissect_options *, const u_char *, u_int);
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extern int dstopt_print(netdissect_options *, const u_char *);
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extern void dtp_print(netdissect_options *, const u_char *, u_int);
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extern void dvmrp_print(netdissect_options *, const u_char *, u_int);
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extern void eap_print(netdissect_options *, const u_char *, u_int);
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extern void egp_print(netdissect_options *, const u_char *, u_int);
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extern void eigrp_print(netdissect_options *, const u_char *, u_int);
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extern int esp_print(netdissect_options *, const u_char *, const int, const u_char *, int *, int *);
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extern u_int ether_print(netdissect_options *, const u_char *, u_int, u_int, void (*)(netdissect_options *, const u_char *), const u_char *);
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extern int ethertype_print(netdissect_options *, u_short, const u_char *, u_int, u_int, const struct lladdr_info *, const struct lladdr_info *);
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extern u_int fddi_print(netdissect_options *, const u_char *, u_int, u_int);
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extern void forces_print(netdissect_options *, const u_char *, u_int);
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extern u_int fr_print(netdissect_options *, register const u_char *, u_int);
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extern int frag6_print(netdissect_options *, const u_char *, const u_char *);
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extern void ftp_print(netdissect_options *, const u_char *, u_int);
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extern void geneve_print(netdissect_options *, const u_char *, u_int);
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extern void geonet_print(netdissect_options *, const u_char *, u_int, const struct lladdr_info *);
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extern void gre_print(netdissect_options *, const u_char *, u_int);
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extern int hbhopt_print(netdissect_options *, const u_char *);
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extern void hex_and_ascii_print(netdissect_options *, const char *, const u_char *, u_int);
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extern void hex_and_ascii_print_with_offset(netdissect_options *, const char *, const u_char *, u_int, u_int);
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extern void hex_print(netdissect_options *, const char *ident, const u_char *cp, u_int);
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extern void hex_print_with_offset(netdissect_options *, const char *ident, const u_char *cp, u_int, u_int);
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extern void hncp_print(netdissect_options *, const u_char *, u_int);
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extern void hsrp_print(netdissect_options *, const u_char *, u_int);
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extern void http_print(netdissect_options *, const u_char *, u_int);
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extern void icmp6_print(netdissect_options *, const u_char *, u_int, const u_char *, int);
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extern void icmp_print(netdissect_options *, const u_char *, u_int, const u_char *, int);
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extern void igmp_print(netdissect_options *, const u_char *, u_int);
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extern void igrp_print(netdissect_options *, const u_char *, u_int);
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extern void ip6_print(netdissect_options *, const u_char *, u_int);
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extern void ipN_print(netdissect_options *, const u_char *, u_int);
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extern void ip_print(netdissect_options *, const u_char *, u_int);
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extern void ip_print_inner(netdissect_options *, const u_char *, u_int, u_int nh, const u_char *);
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extern void ipcomp_print(netdissect_options *, register const u_char *);
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extern void ipx_netbios_print(netdissect_options *, const u_char *, u_int);
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extern void ipx_print(netdissect_options *, const u_char *, u_int);
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extern void isakmp_print(netdissect_options *, const u_char *, u_int, const u_char *);
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extern void isakmp_rfc3948_print(netdissect_options *, const u_char *, u_int, const u_char *);
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extern void isoclns_print(netdissect_options *, const u_char *, u_int);
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extern void krb_print(netdissect_options *, const u_char *);
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extern void l2tp_print(netdissect_options *, const u_char *, u_int);
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extern void lane_print(netdissect_options *, const u_char *, u_int, u_int);
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extern void ldp_print(netdissect_options *, const u_char *, u_int);
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extern void lisp_print(netdissect_options *, const u_char *, u_int);
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extern u_int llap_print(netdissect_options *, const u_char *, u_int);
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extern int llc_print(netdissect_options *, const u_char *, u_int, u_int, const struct lladdr_info *, const struct lladdr_info *);
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extern void lldp_print(netdissect_options *, const u_char *, u_int);
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extern void lmp_print(netdissect_options *, const u_char *, u_int);
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extern void loopback_print(netdissect_options *, const u_char *, const u_int);
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extern void lspping_print(netdissect_options *, const u_char *, u_int);
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extern void lwapp_control_print(netdissect_options *, const u_char *, u_int, int);
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extern void lwapp_data_print(netdissect_options *, const u_char *, u_int);
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extern void lwres_print(netdissect_options *, const u_char *, u_int);
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extern void m3ua_print(netdissect_options *, const u_char *, const u_int);
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extern void medsa_print(netdissect_options *, const u_char *, u_int, u_int, const struct lladdr_info *, const struct lladdr_info *);
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extern u_int mfr_print(netdissect_options *, register const u_char *, u_int);
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extern void mobile_print(netdissect_options *, const u_char *, u_int);
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extern int mobility_print(netdissect_options *, const u_char *, const u_char *);
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extern void mpcp_print(netdissect_options *, const u_char *, u_int);
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extern void mpls_print(netdissect_options *, const u_char *, u_int);
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extern int mptcp_print(netdissect_options *, const u_char *, u_int, u_char);
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extern void msdp_print(netdissect_options *, const u_char *, u_int);
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extern void msnlb_print(netdissect_options *, const u_char *);
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extern void nbt_tcp_print(netdissect_options *, const u_char *, int);
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extern void nbt_udp137_print(netdissect_options *, const u_char *, int);
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extern void nbt_udp138_print(netdissect_options *, const u_char *, int);
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extern void netbeui_print(netdissect_options *, u_short, const u_char *, int);
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extern void nfsreply_print(netdissect_options *, const u_char *, u_int, const u_char *);
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extern void nfsreply_print_noaddr(netdissect_options *, const u_char *, u_int, const u_char *);
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extern void nfsreq_print_noaddr(netdissect_options *, const u_char *, u_int, const u_char *);
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extern const u_char * ns_nprint (netdissect_options *, register const u_char *, register const u_char *);
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extern void ns_print(netdissect_options *, const u_char *, u_int, int);
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extern void nsh_print(netdissect_options *ndo, const u_char *bp, u_int len);
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extern void ntp_print(netdissect_options *, const u_char *, u_int);
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extern void oam_print(netdissect_options *, const u_char *, u_int, u_int);
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extern void olsr_print(netdissect_options *, const u_char *, u_int, int);
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extern void openflow_print(netdissect_options *, const u_char *, const u_int);
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extern void ospf6_print(netdissect_options *, const u_char *, u_int);
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extern void ospf_print(netdissect_options *, const u_char *, u_int, const u_char *);
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extern int ospf_print_grace_lsa(netdissect_options *, const uint8_t *, u_int);
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extern int ospf_print_te_lsa(netdissect_options *, const uint8_t *, u_int);
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extern void otv_print(netdissect_options *, const u_char *, u_int);
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extern void pgm_print(netdissect_options *, const u_char *, u_int, const u_char *);
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extern void pim_print(netdissect_options *, const u_char *, u_int, const u_char *);
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extern void pimv1_print(netdissect_options *, const u_char *, u_int);
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extern u_int ppp_print(netdissect_options *, register const u_char *, u_int);
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extern u_int pppoe_print(netdissect_options *, const u_char *, u_int);
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extern void pptp_print(netdissect_options *, const u_char *);
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|
extern int print_unknown_data(netdissect_options *, const u_char *, const char *, int);
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|
extern char *q922_string(netdissect_options *, const u_char *, u_int);
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|
extern void q933_print(netdissect_options *, const u_char *, u_int);
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|
extern void radius_print(netdissect_options *, const u_char *, u_int);
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|
extern void resp_print(netdissect_options *, const u_char *, u_int);
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|
extern void rip_print(netdissect_options *, const u_char *, u_int);
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|
extern void ripng_print(netdissect_options *, const u_char *, unsigned int);
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|
extern void rpki_rtr_print(netdissect_options *, const u_char *, u_int);
|
|
extern void rrcp_print(netdissect_options *, const u_char *, u_int, const struct lladdr_info *, const struct lladdr_info *);
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|
extern void rsvp_print(netdissect_options *, const u_char *, u_int);
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|
extern int rt6_print(netdissect_options *, const u_char *, const u_char *);
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|
extern void rtsp_print(netdissect_options *, const u_char *, u_int);
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|
extern void rx_print(netdissect_options *, register const u_char *, int, int, int, const u_char *);
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|
extern void sctp_print(netdissect_options *, const u_char *, const u_char *, u_int);
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|
extern void sflow_print(netdissect_options *, const u_char *, u_int);
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|
extern void sip_print(netdissect_options *, const u_char *, u_int);
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|
extern void slow_print(netdissect_options *, const u_char *, u_int);
|
|
extern void smb_print_data(netdissect_options *, const unsigned char *, int);
|
|
extern void smb_tcp_print(netdissect_options *, const u_char *, int);
|
|
extern void smtp_print(netdissect_options *, const u_char *, u_int);
|
|
extern int snap_print(netdissect_options *, const u_char *, u_int, u_int, const struct lladdr_info *, const struct lladdr_info *, u_int);
|
|
extern void snmp_print(netdissect_options *, const u_char *, u_int);
|
|
extern void stp_print(netdissect_options *, const u_char *, u_int);
|
|
extern void sunrpcrequest_print(netdissect_options *, const u_char *, u_int, const u_char *);
|
|
extern void syslog_print(netdissect_options *, const u_char *, u_int);
|
|
extern void tcp_print(netdissect_options *, const u_char *, u_int, const u_char *, int);
|
|
extern void telnet_print(netdissect_options *, const u_char *, u_int);
|
|
extern void tftp_print(netdissect_options *, const u_char *, u_int);
|
|
extern void timed_print(netdissect_options *, const u_char *);
|
|
extern void tipc_print(netdissect_options *, const u_char *, u_int, u_int);
|
|
extern u_int token_print(netdissect_options *, const u_char *, u_int, u_int);
|
|
extern void udld_print(netdissect_options *, const u_char *, u_int);
|
|
extern void udp_print(netdissect_options *, const u_char *, u_int, const u_char *, int);
|
|
extern int vjc_print(netdissect_options *, register const char *, u_short);
|
|
extern void vqp_print(netdissect_options *, register const u_char *, register u_int);
|
|
extern void vrrp_print(netdissect_options *, const u_char *, u_int, const u_char *, int);
|
|
extern void vtp_print(netdissect_options *, const u_char *, u_int);
|
|
extern void vxlan_gpe_print(netdissect_options *ndo, const u_char *bp, u_int len);
|
|
extern void vxlan_print(netdissect_options *, const u_char *, u_int);
|
|
extern void wb_print(netdissect_options *, const void *, u_int);
|
|
extern void zephyr_print(netdissect_options *, const u_char *, int);
|
|
extern void zmtp1_print(netdissect_options *, const u_char *, u_int);
|
|
extern void zmtp1_print_datagram(netdissect_options *, const u_char *, const u_int);
|
|
|
|
/* checksum routines */
|
|
extern void init_checksum(void);
|
|
extern uint16_t verify_crc10_cksum(uint16_t, const u_char *, int);
|
|
extern uint16_t create_osi_cksum(const uint8_t *, int, int);
|
|
|
|
struct cksum_vec {
|
|
const uint8_t *ptr;
|
|
int len;
|
|
};
|
|
extern uint16_t in_cksum(const struct cksum_vec *, int);
|
|
extern uint16_t in_cksum_shouldbe(uint16_t, uint16_t);
|
|
|
|
extern int nextproto4_cksum(netdissect_options *, const struct ip *, const uint8_t *, u_int, u_int, u_int);
|
|
|
|
/* in print-ip6.c */
|
|
extern int nextproto6_cksum(netdissect_options *, const struct ip6_hdr *, const uint8_t *, u_int, u_int, u_int);
|
|
|
|
/* Utilities */
|
|
extern int mask2plen(uint32_t);
|
|
extern int mask62plen(const u_char *);
|
|
|
|
extern const char *dnname_string(netdissect_options *, u_short);
|
|
extern const char *dnnum_string(netdissect_options *, u_short);
|
|
|
|
extern char *smb_errstr(int, int);
|
|
extern const char *nt_errstr(uint32_t);
|
|
|
|
extern int decode_prefix4(netdissect_options *, const u_char *, u_int, char *, u_int);
|
|
extern int decode_prefix6(netdissect_options *, const u_char *, u_int, char *, u_int);
|
|
|
|
extern void esp_print_decodesecret(netdissect_options *);
|
|
extern int esp_print_decrypt_buffer_by_ikev2(netdissect_options *, int,
|
|
u_char spii[8], u_char spir[8],
|
|
const u_char *, const u_char *);
|
|
|
|
#endif /* netdissect_h */
|