On Solaris, for 64-bit builds, use the 64-bit pcap-config.

[tcpdump] / netdissect.h

diff --git a/netdissect.h b/netdissect.h
index e94ca976740f16cfe68f36293a7d73e5888f27f7..d9b3f853dc46825a6cd16807010b95f197973c75 100644 (file)
--- a/netdissect.h
+++ b/netdissect.h
@@ -29,32 +29,97 @@
 #include "os-proto.h"
 #endif
 #include <sys/types.h>
 #include "os-proto.h"
 #endif
 #include <sys/types.h>

+#include <setjmp.h>
+#include "status-exit-codes.h"
+#include "funcattrs.h" /* for PRINTFLIKE_FUNCPTR() */

 
 

-#ifndef HAVE___ATTRIBUTE__
-#define __attribute__(x)
-#endif
+/*
+ * Data types corresponding to multi-byte integral values within data
+ * structures.  These are defined as arrays of octets, so that they're
+ * not aligned on their "natural" boundaries, and so that you *must*
+ * use the EXTRACT_ macros to extract them (which you should be doing
+ * *anyway*, so as not to assume a particular byte order or alignment
+ * in your code).
+ *
+ * We even want EXTRACT_U_1 used for 8-bit integral values, so we
+ * define nd_uint8_t and nd_int8_t as arrays as well.
+ */
+typedef unsigned char nd_uint8_t[1];
+typedef unsigned char nd_uint16_t[2];
+typedef unsigned char nd_uint24_t[3];
+typedef unsigned char nd_uint32_t[4];
+typedef unsigned char nd_uint40_t[5];
+typedef unsigned char nd_uint48_t[6];
+typedef unsigned char nd_uint56_t[7];
+typedef unsigned char nd_uint64_t[8];
+
+typedef signed char nd_int8_t[1];
+
+/*
+ * "unsigned char" so that sign extension isn't done on the
+ * individual bytes while they're being assembled.
+ */
+typedef unsigned char nd_int32_t[4];
+typedef unsigned char nd_int64_t[8];

 
 

-/* snprintf et al */
+#define        FMAXINT (4294967296.0)  /* floating point rep. of MAXINT */
+
+/*
+ * Use this for IPv4 addresses and netmasks.
+ *
+ * It's defined as an array of octets, so that it's not guaranteed to
+ * be aligned on its "natural" boundary (in some packet formats, it
+ * *isn't* so aligned).  We have separate EXTRACT_ calls for them;
+ * sometimes you want the host-byte-order value, other times you want
+ * the network-byte-order value.
+ *
+ * Don't use EXTRACT_BE_U_4() on them, use EXTRACT_IPV4_TO_HOST_ORDER()
+ * if you want them in host byte order and EXTRACT_IPV4_TO_NETWORK_ORDER()
+ * if you want them in network byte order (which you want with system APIs
+ * that expect network-order IPv4 addresses, such as inet_ntop()).
+ *
+ * If, on your little-endian machine (e.g., an "IBM-compatible PC", no matter
+ * what the OS, or an Intel Mac, no matter what the OS), you get the wrong
+ * answer, and you've used EXTRACT_BE_U_4(), do *N*O*T* "fix" this by using
+ * EXTRACT_LE_U_4(), fix it by using EXTRACT_IPV4_TO_NETWORK_ORDER(),
+ * otherwise you're breaking the result on big-endian machines (e.g.,
+ * most PowerPC/Power ISA machines, System/390 and z/Architecture, SPARC,
+ * etc.).
+ *
+ * Yes, people do this; that's why Wireshark has tvb_get_ipv4(), to extract
+ * an IPv4 address from a packet data buffer; it was introduced in reaction
+ * to somebody who *had* done that.
+ */
+typedef unsigned char nd_ipv4[4];
+
+/*
+ * Use this for IPv6 addresses and netmasks.
+ */
+typedef unsigned char nd_ipv6[16];
+
+/*
+ * Use this for MAC addresses.
+ */
+#define MAC_ADDR_LEN   6U              /* length of MAC addresses */
+typedef unsigned char nd_mac_addr[MAC_ADDR_LEN];
+
+/*
+ * Use this for blobs of bytes; make them arrays of nd_byte.
+ */
+typedef unsigned char nd_byte;
+
+/*
+ * Round up x to a multiple of y; y must be a power of 2.
+ */
+#ifndef roundup2
+#define        roundup2(x, y)  (((x)+((u_int)((y)-1)))&(~((u_int)((y)-1))))
+#endif

 
 #include <stdarg.h>
 
 #include <stdarg.h>

+#include <pcap.h>

 
 #include "ip.h" /* struct ip for nextproto4_cksum() */
 
 #include "ip.h" /* struct ip for nextproto4_cksum() */

-
-#if !defined(HAVE_SNPRINTF)
-int snprintf (char *str, size_t sz, const char *format, ...)
-#ifdef __ATTRIBUTE___FORMAT_OK
-     __attribute__((format (printf, 3, 4)))
-#endif /* __ATTRIBUTE___FORMAT_OK */
-     ;
-#endif /* !defined(HAVE_SNPRINTF) */
-
-#if !defined(HAVE_VSNPRINTF)
-int vsnprintf (char *str, size_t sz, const char *format, va_list ap)
-#ifdef __ATTRIBUTE___FORMAT_OK
-     __attribute__((format (printf, 3, 0)))
-#endif /* __ATTRIBUTE___FORMAT_OK */
-     ;
-#endif /* !defined(HAVE_SNPRINTF) */
+#include "ip6.h" /* struct ip6 for nextproto6_cksum() */

 
 #ifndef HAVE_STRLCAT
 extern size_t strlcat (char *, const char *, size_t);
 
 #ifndef HAVE_STRLCAT
 extern size_t strlcat (char *, const char *, size_t);


@@ -76,110 +141,136 @@ struct tok {
        const char *s;          /* string */
 };
 
        const char *s;          /* string */
 };
 

-#define TOKBUFSIZE 128

 extern const char *tok2strbuf(const struct tok *, const char *, u_int,
                              char *buf, size_t bufsize);
 
 /* tok2str is deprecated */
 extern const char *tok2strbuf(const struct tok *, const char *, u_int,
                              char *buf, size_t bufsize);
 
 /* tok2str is deprecated */

-extern const char *tok2str(const struct tok *, const char *, int);
-extern char *bittok2str(const struct tok *, const char *, int);
-extern char *bittok2str_nosep(const struct tok *, const char *, int);
-
+extern const char *tok2str(const struct tok *, const char *, u_int);
+extern char *bittok2str(const struct tok *, const char *, u_int);
+extern char *bittok2str_nosep(const struct tok *, const char *, u_int);
+
+/* Initialize netdissect. */
+extern int nd_init(char *, size_t);
+/* Clean up netdissect. */
+extern void nd_cleanup(void);
+
+/* Do we have libsmi support? */
+extern int nd_have_smi_support(void);
+/* Load an SMI module. */
+extern int nd_load_smi_module(const char *, char *, size_t);
+/* Flag indicating whether an SMI module has been loaded. */
+extern int nd_smi_module_loaded;
+/* Version number of the SMI library, or NULL if we don't have libsmi support. */
+extern const char *nd_smi_version_string(void);

 
 typedef struct netdissect_options netdissect_options;
 
 
 typedef struct netdissect_options netdissect_options;
 

+#define IF_PRINTER_ARGS (netdissect_options *, const struct pcap_pkthdr *, const u_char *)
+
+typedef void (*if_printer) IF_PRINTER_ARGS;
+
+/*
+ * In case the data in a buffer needs to be processed by being decrypted,
+ * decompressed, etc. before it's dissected, we can't process it in place,
+ * we have to allocate a new buffer for the processed data.
+ *
+ * We keep a stack of those buffers; when we allocate a new buffer, we
+ * push the current one onto a stack, and when we're done with the new
+ * buffer, we free the current buffer and pop the previous one off the
+ * stack.
+ *
+ * A buffer has a beginnning and end pointer, and a link to the previous
+ * buffer on the stack.
+ *
+ * In other cases, we temporarily adjust the snapshot end to reflect a
+ * packet-length field in the packet data and, when finished dissecting
+ * that part of the packet, restore the old snapshot end.  We keep that
+ * on the stack with null buffer pointer, meaning there's nothing to
+ * free.
+ */
+struct netdissect_saved_packet_info {
+  u_char *ndspi_buffer;                                        /* pointer to allocated buffer data */
+  const u_char *ndspi_packetp;                         /* saved beginning of data */
+  const u_char *ndspi_snapend;                         /* saved end of data */
+  struct netdissect_saved_packet_info *ndspi_prev;     /* previous buffer on the stack */
+};
+
+/* 'val' value(s) for longjmp */
+#define ND_TRUNCATED 1
+

 struct netdissect_options {
 struct netdissect_options {

-  int ndo_aflag;               /* translate network and broadcast addresses */

   int ndo_bflag;               /* print 4 byte ASes in ASDOT notation */
   int ndo_eflag;               /* print ethernet header */
   int ndo_fflag;               /* don't translate "foreign" IP address */
   int ndo_bflag;               /* print 4 byte ASes in ASDOT notation */
   int ndo_eflag;               /* print ethernet header */
   int ndo_fflag;               /* don't translate "foreign" IP address */

-  int ndo_Kflag;               /* don't check TCP checksums */
+  int ndo_Kflag;               /* don't check IP, TCP or UDP checksums */

   int ndo_nflag;               /* leave addresses as numbers */
   int ndo_Nflag;               /* remove domains from printed host names */
   int ndo_qflag;               /* quick (shorter) output */
   int ndo_nflag;               /* leave addresses as numbers */
   int ndo_Nflag;               /* remove domains from printed host names */
   int ndo_qflag;               /* quick (shorter) output */

-  int ndo_Rflag;               /* print sequence # field in AH/ESP*/
-  int ndo_sflag;               /* use the libsmi to translate OIDs */

   int ndo_Sflag;               /* print raw TCP sequence numbers */
   int ndo_tflag;               /* print packet arrival time */
   int ndo_Sflag;               /* print raw TCP sequence numbers */
   int ndo_tflag;               /* print packet arrival time */

-  int ndo_Uflag;               /* "unbuffered" output of dump files */

   int ndo_uflag;               /* Print undecoded NFS handles */
   int ndo_uflag;               /* Print undecoded NFS handles */

-  int ndo_vflag;               /* verbose */
+  int ndo_vflag;               /* verbosity level */

   int ndo_xflag;               /* print packet in hex */
   int ndo_xflag;               /* print packet in hex */

-  int ndo_Xflag;               /* print packet in hex/ascii */
-  int ndo_Aflag;               /* print packet only in ascii observing TAB,
+  int ndo_Xflag;               /* print packet in hex/ASCII */
+  int ndo_Aflag;               /* print packet only in ASCII observing TAB,

                                 * LF, CR and SPACE as graphical chars
                                 */
                                 * LF, CR and SPACE as graphical chars
                                 */

-  int ndo_Bflag;               /* buffer size */
-  int ndo_Iflag;               /* rfmon (monitor) mode */
-  int ndo_Oflag;                /* run filter code optimizer */
-  int ndo_dlt;                  /* if != -1, ask libpcap for the DLT it names*/
-  int ndo_jflag;                /* packet time stamp source */
-  int ndo_pflag;                /* don't go promiscuous */
-
-  int ndo_Cflag;                /* rotate dump files after this many bytes */
-  int ndo_Cflag_count;      /* Keep track of which file number we're writing */
-  int ndo_Gflag;            /* rotate dump files after this many seconds */
-  int ndo_Gflag_count;      /* number of files created with Gflag rotation */
-  time_t ndo_Gflag_time;    /* The last time_t the dump file was rotated. */
-  int ndo_Wflag;          /* recycle output files after this number of files */
-  int ndo_WflagChars;

   int ndo_Hflag;               /* dissect 802.11s draft mesh standard */
   int ndo_Hflag;               /* dissect 802.11s draft mesh standard */

+  const char *ndo_protocol;    /* protocol */
+  jmp_buf ndo_early_end;       /* jmp_buf for setjmp()/longjmp() */
+  void *ndo_last_mem_p;                /* pointer to the last allocated memory chunk */

   int ndo_packet_number;       /* print a packet number in the beginning of line */
   int ndo_suppress_default_print; /* don't use default_print() for unknown packet types */
   int ndo_packet_number;       /* print a packet number in the beginning of line */
   int ndo_suppress_default_print; /* don't use default_print() for unknown packet types */

-  const char *ndo_dltname;
+  int ndo_tstamp_precision;    /* requested time stamp precision */
+  const char *program_name;    /* Name of the program using the library */

 
   char *ndo_espsecret;
   struct sa_list *ndo_sa_list_head;  /* used by print-esp.c */
   struct sa_list *ndo_sa_default;
 
 
   char *ndo_espsecret;
   struct sa_list *ndo_sa_list_head;  /* used by print-esp.c */
   struct sa_list *ndo_sa_default;
 

-  char *ndo_sigsecret;         /* Signature verification secret key */
-
-  struct esp_algorithm *ndo_espsecret_xform;   /* cache of decoded  */
-  char                 *ndo_espsecret_key;
+  char *ndo_sigsecret;         /* Signature verification secret key */

 
   int   ndo_packettype;        /* as specified by -T */
 
 
   int   ndo_packettype;        /* as specified by -T */
 

-  char *ndo_program_name;      /*used to generate self-identifying messages */
-
-  int32_t ndo_thiszone;        /* seconds offset from gmt to local time */
-

   int   ndo_snaplen;
   int   ndo_snaplen;

+  int   ndo_ll_hdr_len;        /* link-layer header length */

 
   /*global pointers to beginning and end of current packet (during printing) */
   const u_char *ndo_packetp;
   const u_char *ndo_snapend;
 
 
   /*global pointers to beginning and end of current packet (during printing) */
   const u_char *ndo_packetp;
   const u_char *ndo_snapend;
 

-  /* bookkeeping for ^T output */
-  int ndo_infodelay;
+  /* stack of saved packet boundary and buffer information */
+  struct netdissect_saved_packet_info *ndo_packet_info_stack;
+
+  /* pointer to the if_printer function */
+  if_printer ndo_if_printer;

 
   /* pointer to void function to output stuff */
   void (*ndo_default_print)(netdissect_options *,
 
   /* pointer to void function to output stuff */
   void (*ndo_default_print)(netdissect_options *,

-                     register const u_char *bp, register u_int length);
-  void (*ndo_info)(netdissect_options *, int verbose);
+                           const u_char *bp, u_int length);

 
 

+  /* pointer to function to do regular output */

   int  (*ndo_printf)(netdissect_options *,
                     const char *fmt, ...)
   int  (*ndo_printf)(netdissect_options *,
                     const char *fmt, ...)

-#ifdef __ATTRIBUTE___FORMAT_OK_FOR_FUNCTION_POINTERS
-                    __attribute__ ((format (printf, 2, 3)))
-#endif
-                    ;
-  void (*ndo_error)(netdissect_options *,
-                   const char *fmt, ...)
-#ifdef __ATTRIBUTE___NORETURN_OK_FOR_FUNCTION_POINTERS
-                    __attribute__ ((noreturn))
-#endif /* __ATTRIBUTE___NORETURN_OK_FOR_FUNCTION_POINTERS */
-#ifdef __ATTRIBUTE___FORMAT_OK_FOR_FUNCTION_POINTERS
-                    __attribute__ ((format (printf, 2, 3)))
-#endif /* __ATTRIBUTE___FORMAT_OK_FOR_FUNCTION_POINTERS */
-                    ;
+                    PRINTFLIKE_FUNCPTR(2, 3);
+  /* pointer to function to output errors */
+  void NORETURN_FUNCPTR (*ndo_error)(netdissect_options *,
+                                    status_exit_codes_t status,
+                                    const char *fmt, ...)
+                                    PRINTFLIKE_FUNCPTR(3, 4);
+  /* pointer to function to output warnings */

   void (*ndo_warning)(netdissect_options *,
                      const char *fmt, ...)
   void (*ndo_warning)(netdissect_options *,
                      const char *fmt, ...)

-#ifdef __ATTRIBUTE___FORMAT_OK_FOR_FUNCTION_POINTERS
-                    __attribute__ ((format (printf, 2, 3)))
-#endif
-                    ;
+                     PRINTFLIKE_FUNCPTR(2, 3);

 };
 
 };
 

+extern int nd_push_buffer(netdissect_options *, u_char *, const u_char *,
+    const u_char *);
+extern int nd_push_snapend(netdissect_options *, const u_char *);
+extern void nd_change_snapend(netdissect_options *, const u_char *);
+extern void nd_pop_packet_info(netdissect_options *);
+extern void nd_pop_all_packet_info(netdissect_options *);
+

 #define PT_VAT         1       /* Visual Audio Tool */
 #define PT_WB          2       /* distributed White Board */
 #define PT_RPC         3       /* Remote Procedure Call */
 #define PT_VAT         1       /* Visual Audio Tool */
 #define PT_WB          2       /* distributed White Board */
 #define PT_RPC         3       /* Remote Procedure Call */


@@ -196,91 +287,170 @@ struct netdissect_options {
 #define PT_PGM         14      /* [UDP-encapsulated] Pragmatic General Multicast */
 #define PT_PGM_ZMTP1   15      /* ZMTP/1.0 inside PGM (native or UDP-encapsulated) */
 #define PT_LMP         16      /* Link Management Protocol */
 #define PT_PGM         14      /* [UDP-encapsulated] Pragmatic General Multicast */
 #define PT_PGM_ZMTP1   15      /* ZMTP/1.0 inside PGM (native or UDP-encapsulated) */
 #define PT_LMP         16      /* Link Management Protocol */

+#define PT_RESP                17      /* RESP */
+#define PT_PTP         18      /* PTP */
+#define PT_SOMEIP      19      /* Autosar SOME/IP Protocol */
+#define PT_DOMAIN      20      /* Domain Name System (DNS) */

 
 

-#ifndef min
-#define min(a,b) ((a)>(b)?(b):(a))
-#endif
-#ifndef max
-#define max(a,b) ((b)>(a)?(b):(a))
-#endif
+#define ND_MIN(a,b) ((a)>(b)?(b):(a))
+#define ND_MAX(a,b) ((b)>(a)?(b):(a))
+
+/* For source or destination ports tests (UDP, TCP, ...) */
+#define IS_SRC_OR_DST_PORT(p) (sport == (p) || dport == (p))

 
 /*
  * Maximum snapshot length.  This should be enough to capture the full
  * packet on most network interfaces.
  *
 
 /*
  * Maximum snapshot length.  This should be enough to capture the full
  * packet on most network interfaces.
  *

- * XXX - could it be larger?  If so, should it?  Some applications might
- * use the snapshot length in a savefile header to control the size of
- * the buffer they allocate, so a size of, say, 2^31-1 might not work
- * well.
- */
-#define MAXIMUM_SNAPLEN        65535
-
-/*
- * The default snapshot length is the maximum.
+ *
+ * Somewhat arbitrary, but chosen to be:
+ *
+ *    1) big enough for maximum-size Linux loopback packets (65549)
+ *       and some USB packets captured with USBPcap:
+ *
+ *           https://desowin.org/usbpcap/
+ *
+ *       (> 131072, < 262144)
+ *
+ * and
+ *
+ *    2) small enough not to cause attempts to allocate huge amounts of
+ *       memory; some applications might use the snapshot length in a
+ *       savefile header to control the size of the buffer they allocate,
+ *       so a size of, say, 2^31-1 might not work well.
+ *
+ * XXX - does it need to be bigger still?  Note that, for versions of
+ * libpcap with pcap_create()/pcap_activate(), if no -s flag is specified
+ * or -s 0 is specified, we won't set the snapshot length at all, and will
+ * let libpcap choose a snapshot length; newer versions may choose a bigger
+ * value than 262144 for D-Bus, for example.

  */
  */

-#define DEFAULT_SNAPLEN        MAXIMUM_SNAPLEN
-
-#define ESRC(ep) ((ep)->ether_shost)
-#define EDST(ep) ((ep)->ether_dhost)
-
-#ifndef NTOHL
-#define NTOHL(x)       (x) = ntohl(x)
-#define NTOHS(x)       (x) = ntohs(x)
-#define HTONL(x)       (x) = htonl(x)
-#define HTONS(x)       (x) = htons(x)
-#endif
+#define MAXIMUM_SNAPLEN        262144

 
 /*
 
 /*

- * True if "l" bytes of "var" were captured.
+ * True if "l" bytes from "p" were captured.

  *
  * The "ndo->ndo_snapend - (l) <= ndo->ndo_snapend" checks to make sure
  * "l" isn't so large that "ndo->ndo_snapend - (l)" underflows.
  *
  * The check is for <= rather than < because "l" might be 0.
  *
  * The "ndo->ndo_snapend - (l) <= ndo->ndo_snapend" checks to make sure
  * "l" isn't so large that "ndo->ndo_snapend - (l)" underflows.
  *
  * The check is for <= rather than < because "l" might be 0.

+ *
+ * We cast the pointers to uintptr_t to make sure that the compiler
+ * doesn't optimize away any of these tests (which it is allowed to
+ * do, as adding an integer to, or subtracting an integer from, a
+ * pointer assumes that the pointer is a pointer to an element of an
+ * array and that the result of the addition or subtraction yields a
+ * pointer to another member of the array, so that, for example, if
+ * you subtract a positive integer from a pointer, the result is
+ * guaranteed to be less than the original pointer value). See
+ *
+ *     https://www.kb.cert.org/vuls/id/162289

  */
  */

-#define ND_TTEST2(var, l) (ndo->ndo_snapend - (l) <= ndo->ndo_snapend && \
-                       (const u_char *)&(var) <= ndo->ndo_snapend - (l))

 
 

-/* True if "var" was captured */
-#define ND_TTEST(var) ND_TTEST2(var, sizeof(var))
+/*
+ * Test in two parts to avoid these warnings:
+ * comparison of unsigned expression >= 0 is always true [-Wtype-limits],
+ * comparison is always true due to limited range of data type [-Wtype-limits].
+ */
+#define IS_NOT_NEGATIVE(x) (((x) > 0) || ((x) == 0))
+
+#define ND_TTEST_LEN(p, l) \
+  (IS_NOT_NEGATIVE(l) && \
+       ((uintptr_t)ndo->ndo_snapend - (l) <= (uintptr_t)ndo->ndo_snapend && \
+         (uintptr_t)(p) <= (uintptr_t)ndo->ndo_snapend - (l)))
+
+/* True if "*(p)" was captured */
+#define ND_TTEST_SIZE(p) ND_TTEST_LEN(p, sizeof(*(p)))

 
 

-/* Bail if "l" bytes of "var" were not captured */
-#define ND_TCHECK2(var, l) if (!ND_TTEST2(var, l)) goto trunc
+/* Bail out if "l" bytes from "p" were not captured */
+#ifdef ND_LONGJMP_FROM_TCHECK
+#define ND_TCHECK_LEN(p, l) if (!ND_TTEST_LEN(p, l)) nd_trunc_longjmp(ndo)
+#else
+#define ND_TCHECK_LEN(p, l) if (!ND_TTEST_LEN(p, l)) goto trunc
+#endif

 
 

-/* Bail if "var" was not captured */
-#define ND_TCHECK(var) ND_TCHECK2(var, sizeof(var))
+/* Bail out if "*(p)" was not captured */
+#define ND_TCHECK_SIZE(p) ND_TCHECK_LEN(p, sizeof(*(p)))
+
+/*
+ * Number of bytes between two pointers.
+ */
+#define ND_BYTES_BETWEEN(p1, p2) ((u_int)(((const uint8_t *)(p1)) - (const uint8_t *)(p2)))

 
 

-#define ND_PRINT(STUFF) (*ndo->ndo_printf)STUFF
+/*
+ * Number of bytes remaining in the captured data, starting at the
+ * byte pointed to by the argument.
+ */
+#define ND_BYTES_AVAILABLE_AFTER(p) ND_BYTES_BETWEEN(ndo->ndo_snapend, (p))
+
+/* Check length < minimum for invalid packet with a custom message, format %u */
+#define ND_LCHECKMSG_U(length, minimum, what) \
+if ((length) < (minimum)) { \
+ND_PRINT(" [%s %u < %u]", (what), (length), (minimum)); \
+goto invalid; \
+}
+
+/* Check length < minimum for invalid packet with #length message, format %u */
+#define ND_LCHECK_U(length, minimum) \
+ND_LCHECKMSG_U((length), (minimum), (#length))
+
+/* Check length < minimum for invalid packet with a custom message, format %zu */
+#define ND_LCHECKMSG_ZU(length, minimum, what) \
+if ((length) < (minimum)) { \
+ND_PRINT(" [%s %u < %zu]", (what), (length), (minimum)); \
+goto invalid; \
+}
+
+/* Check length < minimum for invalid packet with #length message, format %zu */
+#define ND_LCHECK_ZU(length, minimum) \
+ND_LCHECKMSG_ZU((length), (minimum), (#length))
+
+#define ND_PRINT(...) (ndo->ndo_printf)(ndo, __VA_ARGS__)

 #define ND_DEFAULTPRINT(ap, length) (*ndo->ndo_default_print)(ndo, ap, length)
 
 extern void ts_print(netdissect_options *, const struct timeval *);
 #define ND_DEFAULTPRINT(ap, length) (*ndo->ndo_default_print)(ndo, ap, length)
 
 extern void ts_print(netdissect_options *, const struct timeval *);

-extern void relts_print(netdissect_options *, int);
+extern void signed_relts_print(netdissect_options *, int32_t);
+extern void unsigned_relts_print(netdissect_options *, uint32_t);

 
 

-extern int fn_print(netdissect_options *, const u_char *, const u_char *);
-extern int fn_printn(netdissect_options *, const u_char *, u_int, const u_char *);
-extern int fn_printzp(netdissect_options *, const u_char *, u_int, const u_char *);
-extern const char *tok2str(const struct tok *, const char *, int);
-
-#if 0
-extern char *read_infile(netdissect_options *, char *);
-extern char *copy_argv(netdissect_options *, char **);
-#endif
+extern void fn_print_char(netdissect_options *, u_char);
+extern void fn_print_str(netdissect_options *, const u_char *);
+extern u_int nd_printztn(netdissect_options *, const u_char *, u_int, const u_char *);
+extern int nd_printn(netdissect_options *, const u_char *, u_int, const u_char *);
+extern void nd_printjn(netdissect_options *, const u_char *, u_int);
+extern void nd_printjnp(netdissect_options *, const u_char *, u_int);

 
 /*
 
 /*

- * Locale-independent macros for testing character properties and
- * stripping the 8th bit from characters.  Assumed to be handed
- * a value between 0 and 255, i.e. don't hand them a char, as
- * those might be in the range -128 to 127.
+ * Flags for txtproto_print().

  */
  */

-#define ND_ISASCII(c)  (!((c) & 0x80)) /* value is an ASCII code point */
-#define ND_ISPRINT(c)  ((c) >= 0x20 && (c) <= 0x7E)
-#define ND_ISGRAPH(c)  ((c) > 0x20 && (c) <= 0x7E)
-#define ND_TOASCII(c)  ((c) & 0x7F)
+#define RESP_CODE_SECOND_TOKEN 0x00000001      /* response code is second token in response line */

 
 

-extern void safeputchar(netdissect_options *, const u_char);
-extern void safeputs(netdissect_options *, const u_char *, const u_int);
+extern void txtproto_print(netdissect_options *, const u_char *, u_int,
+                          const char **, u_int);

 
 

-#ifdef LBL_ALIGN
+#if (defined(__i386__) || defined(_M_IX86) || defined(__X86__) || defined(__x86_64__) || defined(_M_X64)) || \
+    (defined(__arm__) || defined(_M_ARM) || defined(__aarch64__)) || \
+    (defined(__m68k__) && (!defined(__mc68000__) && !defined(__mc68010__))) || \
+    (defined(__ppc__) || defined(__ppc64__) || defined(_M_PPC) || defined(_ARCH_PPC) || defined(_ARCH_PPC64)) || \
+    (defined(__s390__) || defined(__s390x__) || defined(__zarch__)) || \
+    defined(__vax__)
+/*
+ * The procesor natively handles unaligned loads, so just use memcpy()
+ * and memcmp(), to enable those optimizations.
+ *
+ * XXX - are those all the x86 tests we need?
+ * XXX - do we need to worry about ARMv1 through ARMv5, which didn't
+ * support unaligned loads, and, if so, do we need to worry about all
+ * of them, or just some of them, e.g. ARMv5?
+ * XXX - are those the only 68k tests we need not to generated
+ * unaligned accesses if the target is the 68000 or 68010?
+ * XXX - are there any tests we don't need, because some definitions are for
+ * compilers that also predefine the GCC symbols?
+ * XXX - do we need to test for both 32-bit and 64-bit versions of those
+ * architectures in all cases?
+ */
+#define UNALIGNED_MEMCPY(p, q, l)      memcpy((p), (q), (l))
+#define UNALIGNED_MEMCMP(p, q, l)      memcmp((p), (q), (l))
+#else

 /*
  * The processor doesn't natively handle unaligned loads,
  * and the compiler might "helpfully" optimize memcpy()
 /*
  * The processor doesn't natively handle unaligned loads,
  * and the compiler might "helpfully" optimize memcpy()


@@ -296,289 +466,313 @@ extern void unaligned_memcpy(void *, const void *, size_t);
 extern int unaligned_memcmp(const void *, const void *, size_t);
 #define UNALIGNED_MEMCPY(p, q, l)      unaligned_memcpy((p), (q), (l))
 #define UNALIGNED_MEMCMP(p, q, l)      unaligned_memcmp((p), (q), (l))
 extern int unaligned_memcmp(const void *, const void *, size_t);
 #define UNALIGNED_MEMCPY(p, q, l)      unaligned_memcpy((p), (q), (l))
 #define UNALIGNED_MEMCMP(p, q, l)      unaligned_memcmp((p), (q), (l))

-#else
-/*
- * The procesor natively handles unaligned loads, so just use memcpy()
- * and memcmp(), to enable those optimizations.
- */
-#define UNALIGNED_MEMCPY(p, q, l)      memcpy((p), (q), (l))
-#define UNALIGNED_MEMCMP(p, q, l)      memcmp((p), (q), (l))

 #endif
 
 #define PLURAL_SUFFIX(n) \
        (((n) != 1) ? "s" : "")
 
 #endif
 
 #define PLURAL_SUFFIX(n) \
        (((n) != 1) ? "s" : "")
 

-#if 0
-extern const char *dnname_string(netdissect_options *, u_short);
-extern const char *dnnum_string(netdissect_options *, u_short);
-#endif
-
-/* The printer routines. */
+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)

 
 

-#include <pcap.h>
+struct uint_tokary
+{
+       u_int uintval;
+       const struct tok *tokary;
+};

 
 

-typedef u_int (*if_ndo_printer)(struct netdissect_options *ndo,
-                               const struct pcap_pkthdr *, const u_char *);
-typedef u_int (*if_printer)(const struct pcap_pkthdr *, const u_char *);
+extern const struct tok *uint2tokary_internal(const struct uint_tokary[], const size_t, const u_int);
+#define uint2tokary(a, i) uint2tokary_internal(a, sizeof(a)/sizeof(a[0]), i)

 
 

-extern if_ndo_printer lookup_ndo_printer(int);

 extern if_printer lookup_printer(int);
 
 extern if_printer lookup_printer(int);
 

-extern void eap_print(netdissect_options *,const u_char *, u_int);
-extern int esp_print(netdissect_options *,
-                    const u_char *bp, const int length, const u_char *bp2,
-                    int *nhdr, int *padlen);
-extern void arp_print(netdissect_options *,const u_char *, u_int, u_int);
-extern void tipc_print(netdissect_options *, const u_char *, u_int, u_int);
-extern void msnlb_print(netdissect_options *, const u_char *);
-extern void icmp6_print(netdissect_options *ndo, const u_char *,
-                        u_int, const u_char *, int);
-extern void isakmp_print(netdissect_options *,const u_char *,
-                        u_int, const u_char *);
-extern void isakmp_rfc3948_print(netdissect_options *,const u_char *,
-                                u_int, const u_char *);
-extern void ip_print(netdissect_options *,const u_char *, u_int);
-extern void ip_print_inner(netdissect_options *ndo,
-                          const u_char *bp, u_int length, u_int nh,
-                          const u_char *bp2);
-extern void rrcp_print(netdissect_options *,const u_char *, u_int);
-extern void loopback_print(netdissect_options *, const u_char *, const u_int);
-extern void carp_print(netdissect_options *, const u_char *, u_int, int);
-
-extern void ether_print(netdissect_options *,
-                        const u_char *, u_int, u_int,
-                        void (*)(netdissect_options *, const u_char *),
-                        const u_char *);
-
-extern u_int ether_if_print(netdissect_options *,
-                            const struct pcap_pkthdr *,const u_char *);
-extern u_int netanalyzer_if_print(netdissect_options *,
-                                  const struct pcap_pkthdr *,const u_char *);
-extern u_int netanalyzer_transparent_if_print(netdissect_options *,
-                                              const struct pcap_pkthdr *,
-                                              const u_char *);
-
-extern int ethertype_print(netdissect_options *,u_short, const u_char *,
-                            u_int, u_int);
-
-extern int print_unknown_data(netdissect_options *,const u_char *, const char *,int);
-extern void ascii_print(netdissect_options *, const u_char *, u_int);
-extern void hex_print_with_offset(netdissect_options *, const char *ident, const u_char *cp,
-                                 u_int, u_int);
-extern void hex_print(netdissect_options *,const char *ident, const u_char *cp,u_int);
-extern void hex_and_ascii_print_with_offset(netdissect_options *, const char *, const u_char *, u_int, u_int);
-extern void hex_and_ascii_print(netdissect_options *, const char *, const u_char *, u_int);
+#define ND_DEBUG {printf(" [%s:%d %s] ", __FILE__, __LINE__, __func__); fflush(stdout);}
+
+/* The DLT printer routines */
+
+extern void ap1394_if_print IF_PRINTER_ARGS;
+extern void arcnet_if_print IF_PRINTER_ARGS;
+extern void arcnet_linux_if_print IF_PRINTER_ARGS;
+extern void atm_if_print IF_PRINTER_ARGS;
+extern void bt_if_print IF_PRINTER_ARGS;
+extern void brcm_tag_if_print IF_PRINTER_ARGS;
+extern void brcm_tag_prepend_if_print IF_PRINTER_ARGS;
+extern void chdlc_if_print IF_PRINTER_ARGS;
+extern void cip_if_print IF_PRINTER_ARGS;
+extern void dsa_if_print IF_PRINTER_ARGS;
+extern void edsa_if_print IF_PRINTER_ARGS;
+extern void enc_if_print IF_PRINTER_ARGS;
+extern void ether_if_print IF_PRINTER_ARGS;
+extern void fddi_if_print IF_PRINTER_ARGS;
+extern void fr_if_print IF_PRINTER_ARGS;
+extern void ieee802_11_if_print IF_PRINTER_ARGS;
+extern void ieee802_11_radio_avs_if_print IF_PRINTER_ARGS;
+extern void ieee802_11_radio_if_print IF_PRINTER_ARGS;
+extern void ieee802_15_4_if_print IF_PRINTER_ARGS;
+extern void ieee802_15_4_tap_if_print IF_PRINTER_ARGS;
+extern void ipfc_if_print IF_PRINTER_ARGS;
+extern void ipoib_if_print IF_PRINTER_ARGS;
+extern void ipnet_if_print IF_PRINTER_ARGS;
+extern void juniper_atm1_if_print IF_PRINTER_ARGS;
+extern void juniper_atm2_if_print IF_PRINTER_ARGS;
+extern void juniper_chdlc_if_print IF_PRINTER_ARGS;
+extern void juniper_es_if_print IF_PRINTER_ARGS;
+extern void juniper_ether_if_print IF_PRINTER_ARGS;
+extern void juniper_frelay_if_print IF_PRINTER_ARGS;
+extern void juniper_ggsn_if_print IF_PRINTER_ARGS;
+extern void juniper_mfr_if_print IF_PRINTER_ARGS;
+extern void juniper_mlfr_if_print IF_PRINTER_ARGS;
+extern void juniper_mlppp_if_print IF_PRINTER_ARGS;
+extern void juniper_monitor_if_print IF_PRINTER_ARGS;
+extern void juniper_ppp_if_print IF_PRINTER_ARGS;
+extern void juniper_pppoe_atm_if_print IF_PRINTER_ARGS;
+extern void juniper_pppoe_if_print IF_PRINTER_ARGS;
+extern void juniper_services_if_print IF_PRINTER_ARGS;
+extern void ltalk_if_print IF_PRINTER_ARGS;
+extern void mfr_if_print IF_PRINTER_ARGS;
+extern void netanalyzer_if_print IF_PRINTER_ARGS;
+extern void netanalyzer_transparent_if_print IF_PRINTER_ARGS;
+extern void nflog_if_print IF_PRINTER_ARGS;
+extern void null_if_print IF_PRINTER_ARGS;
+extern void pflog_if_print IF_PRINTER_ARGS;
+extern void pktap_if_print IF_PRINTER_ARGS;
+extern void ppi_if_print IF_PRINTER_ARGS;
+extern void ppp_bsdos_if_print IF_PRINTER_ARGS;
+extern void ppp_hdlc_if_print IF_PRINTER_ARGS;
+extern void ppp_if_print IF_PRINTER_ARGS;
+extern void pppoe_if_print IF_PRINTER_ARGS;
+extern void prism_if_print IF_PRINTER_ARGS;
+extern void raw_if_print IF_PRINTER_ARGS;
+extern void sl_bsdos_if_print IF_PRINTER_ARGS;
+extern void sl_if_print IF_PRINTER_ARGS;
+extern void sll_if_print IF_PRINTER_ARGS;
+extern void sll2_if_print IF_PRINTER_ARGS;
+extern void sunatm_if_print IF_PRINTER_ARGS;
+extern void symantec_if_print IF_PRINTER_ARGS;
+extern void token_if_print IF_PRINTER_ARGS;
+extern void unsupported_if_print IF_PRINTER_ARGS;
+extern void usb_linux_48_byte_if_print IF_PRINTER_ARGS;
+extern void usb_linux_64_byte_if_print IF_PRINTER_ARGS;
+extern void vsock_if_print IF_PRINTER_ARGS;
+
+/*
+ * Structure passed to some printers to allow them to print
+ * link-layer address information if ndo_eflag isn't set
+ * (because they are for protocols that don't have their
+ * own addresses, so that we'd want to report link-layer
+ * address information).
+ *
+ * This contains a pointer to an address and a pointer to a routine
+ * to which we pass that pointer in order to get a string.
+ */
+struct lladdr_info {
+       const char *(*addr_string)(netdissect_options *, const u_char *);
+       const u_char *addr;
+};

 
 

-extern int ah_print(netdissect_options *, register const u_char *);
+/* The printer routines. */
+
+extern void aarp_print(netdissect_options *, const u_char *, u_int);
+extern int ah_print(netdissect_options *, const u_char *);
+extern void ahcp_print(netdissect_options *, const u_char *, u_int);
+extern void aodv_print(netdissect_options *, const u_char *, u_int, int);
+extern void aoe_print(netdissect_options *, const u_char *, const u_int);
+extern int arista_ethertype_print(netdissect_options *,const u_char *, u_int);
+extern void arp_print(netdissect_options *, const u_char *, u_int, u_int);
+extern void ascii_print(netdissect_options *, const u_char *, u_int);
+extern void atalk_print(netdissect_options *, const u_char *, u_int);
+extern void atm_print(netdissect_options *, u_int, u_int, u_int, const u_char *, u_int, u_int);
+extern void babel_print(netdissect_options *, const u_char *, u_int);
+extern void bcm_li_print(netdissect_options *, const u_char *, u_int);

 extern void beep_print(netdissect_options *, const u_char *, u_int);
 extern void beep_print(netdissect_options *, const u_char *, u_int);

+extern void bfd_print(netdissect_options *, const u_char *, u_int, u_int);
+extern void bgp_print(netdissect_options *, const u_char *, u_int);
+extern const char *bgp_vpn_rd_print(netdissect_options *, const u_char *);
+extern void bootp_print(netdissect_options *, const u_char *, u_int);
+extern void calm_fast_print(netdissect_options *, const u_char *, u_int, const struct lladdr_info *);
+extern void carp_print(netdissect_options *, const u_char *, u_int, u_int);
+extern void cdp_print(netdissect_options *, const u_char *, u_int);
+extern void cfm_print(netdissect_options *, const u_char *, u_int);
+extern u_int chdlc_print(netdissect_options *, const u_char *, u_int);
+extern void cisco_autorp_print(netdissect_options *, const u_char *, u_int);
+extern void cnfp_print(netdissect_options *, const u_char *);
+extern void dccp_print(netdissect_options *, const u_char *, const u_char *, u_int);
+extern void decnet_print(netdissect_options *, const u_char *, u_int, u_int);
+extern void dhcp6_print(netdissect_options *, const u_char *, u_int);
+extern void domain_print(netdissect_options *, const u_char *, u_int, int, int);
+extern int dstopt_process(netdissect_options *, const u_char *);

 extern void dtp_print(netdissect_options *, const u_char *, u_int);
 extern void dtp_print(netdissect_options *, const u_char *, u_int);

-extern u_int cip_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern int ipcomp_print(netdissect_options *, register const u_char *, int *);
-extern u_int ipfc_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern void udld_print(netdissect_options *, const u_char *, u_int);
+extern void dvmrp_print(netdissect_options *, const u_char *, u_int);
+extern void eap_print(netdissect_options *, const u_char *, u_int);
+extern void eapol_print(netdissect_options *, const u_char *);
+extern void egp_print(netdissect_options *, const u_char *, u_int);
+extern void eigrp_print(netdissect_options *, const u_char *, u_int);
+extern void esp_print(netdissect_options *, const u_char *, u_int, const u_char *, u_int, int, u_int);
+extern u_int ether_print(netdissect_options *, const u_char *, u_int, u_int, void (*)(netdissect_options *, const u_char *), const u_char *);
+extern u_int ether_switch_tag_print(netdissect_options *, const u_char *, u_int, u_int, void (*)(netdissect_options *, const u_char *), u_int);
+extern int ethertype_print(netdissect_options *, u_short, const u_char *, u_int, u_int, const struct lladdr_info *, const struct lladdr_info *);
+extern u_int fddi_print(netdissect_options *, const u_char *, u_int, u_int);
+extern void forces_print(netdissect_options *, const u_char *, u_int);
+extern const u_char *fqdn_print(netdissect_options *, const u_char *, const u_char *);
+extern u_int fr_print(netdissect_options *, const u_char *, u_int);
+extern int frag6_print(netdissect_options *, const u_char *, const u_char *);
+extern void ftp_print(netdissect_options *, const u_char *, u_int);
+extern void geneve_print(netdissect_options *, const u_char *, u_int);
+extern void geonet_print(netdissect_options *, const u_char *, u_int, const struct lladdr_info *);
+extern void gre_print(netdissect_options *, const u_char *, u_int);
+extern int hbhopt_process(netdissect_options *, const u_char *, int *, uint32_t *);
+extern void hex_and_ascii_print(netdissect_options *, const char *, const u_char *, u_int);
+extern void hex_print(netdissect_options *, const char *indent, const u_char *cp, u_int);
+extern void hex_print_with_offset(netdissect_options *, const char *indent, const u_char *cp, u_int, u_int);
+extern void hncp_print(netdissect_options *, const u_char *, u_int);

 extern void hsrp_print(netdissect_options *, const u_char *, u_int);
 extern void hsrp_print(netdissect_options *, const u_char *, u_int);

+extern void http_print(netdissect_options *, const u_char *, u_int);
+extern void icmp6_print(netdissect_options *, const u_char *, u_int, const u_char *, int);
+extern void icmp_print(netdissect_options *, const u_char *, u_int, const u_char *, int);
+extern u_int ieee802_11_radio_print(netdissect_options *, const u_char *, u_int, u_int);
+extern u_int ieee802_15_4_print(netdissect_options *, const u_char *, u_int);
+extern void igmp_print(netdissect_options *, const u_char *, u_int);

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

-extern void msdp_print(netdissect_options *, const u_char *, u_int);
-extern u_int null_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern void mobile_print(netdissect_options *, const u_char *, u_int);
-extern u_int ap1394_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int bt_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern void lane_print(netdissect_options *, const u_char *, u_int, u_int);
-extern u_int lane_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern void otv_print(netdissect_options *, const u_char *, u_int);
-extern void ahcp_print(netdissect_options *, const u_char *, const u_int);
-extern void vxlan_print(netdissect_options *, const u_char *, u_int);
-extern u_int arcnet_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int arcnet_linux_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern void bfd_print(netdissect_options *, const u_char *, u_int, u_int);
-extern void gre_print(netdissect_options *, const u_char *, u_int);
-extern int vjc_print(netdissect_options *, register const char *, u_short);
+extern void ip6_print(netdissect_options *, const u_char *, u_int);

 extern void ipN_print(netdissect_options *, const u_char *, u_int);
 extern void ipN_print(netdissect_options *, const u_char *, u_int);

-extern u_int raw_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int usb_linux_48_byte_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int usb_linux_64_byte_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int symantec_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int chdlc_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int chdlc_print(netdissect_options *, register const u_char *, u_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);
+extern void ip_print(netdissect_options *, const u_char *, u_int);
+extern void ipcomp_print(netdissect_options *, const u_char *);
+extern void ipx_netbios_print(netdissect_options *, const u_char *, u_int);

 extern void ipx_print(netdissect_options *, const u_char *, u_int);
 extern void ipx_print(netdissect_options *, const u_char *, u_int);

-extern void mpls_print(netdissect_options *, const u_char *, u_int);
-extern u_int pppoe_print(netdissect_options *, const u_char *, u_int);
-extern u_int pppoe_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern void sunrpcrequest_print(netdissect_options *, const u_char *, u_int, const u_char *);
-extern u_int pflog_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int token_print(netdissect_options *, const u_char *, u_int, u_int);
-extern u_int token_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern void vqp_print(netdissect_options *, register const u_char *, register u_int);
-extern void zephyr_print(netdissect_options *, const u_char *, int);
-extern void fddi_print(netdissect_options *, const u_char *, u_int, u_int);
-extern u_int fddi_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern void mpcp_print(netdissect_options *, const u_char *, u_int);
-extern void rpki_rtr_print(netdissect_options *, const u_char *, u_int);
-extern u_int sll_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern void dccp_print(netdissect_options *, const u_char *, const u_char *, u_int);
-extern int llc_print(netdissect_options *, const u_char *, u_int, u_int, const u_char *, const u_char *, u_short *);
-extern int snap_print(netdissect_options *, const u_char *, u_int, u_int, u_int);
-extern void eigrp_print(netdissect_options *, const u_char *, u_int);
-extern void stp_print(netdissect_options *, const u_char *, u_int);
+extern void isakmp_print(netdissect_options *, const u_char *, u_int, const u_char *);
+extern void isakmp_rfc3948_print(netdissect_options *, const u_char *, u_int, const u_char *, int, int, u_int);
+extern void isoclns_print(netdissect_options *, const u_char *, u_int);
+extern void krb_print(netdissect_options *, const u_char *);

 extern void l2tp_print(netdissect_options *, const u_char *, u_int);
 extern void l2tp_print(netdissect_options *, const u_char *, u_int);

-extern void udp_print(netdissect_options *, const u_char *, u_int, const u_char *, int);
-extern void icmp_print(netdissect_options *, const u_char *, u_int, const u_char *, int);
-extern void openflow_print(netdissect_options *, const u_char *, const u_int);
-extern void telnet_print(netdissect_options *, const u_char *, u_int);
-extern void slow_print(netdissect_options *, const u_char *, u_int);
-extern void radius_print(netdissect_options *, const u_char *, u_int);
+extern void lane_print(netdissect_options *, const u_char *, u_int, u_int);
+extern void ldp_print(netdissect_options *, const u_char *, u_int);
+extern void lisp_print(netdissect_options *, const u_char *, u_int);
+extern u_int llap_print(netdissect_options *, const u_char *, u_int);
+extern int llc_print(netdissect_options *, const u_char *, u_int, u_int, const struct lladdr_info *, const struct lladdr_info *);
+extern void lldp_print(netdissect_options *, const u_char *, u_int);

 extern void lmp_print(netdissect_options *, const u_char *, u_int);
 extern void lmp_print(netdissect_options *, const u_char *, u_int);

-extern u_int fr_print(netdissect_options *, register const u_char *, u_int);
-extern u_int mfr_print(netdissect_options *, register const u_char *, u_int);
-extern u_int fr_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int mfr_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern void q933_print(netdissect_options *, const u_char *, u_int);
-extern void igmp_print(netdissect_options *, const u_char *, u_int);
-extern void rip_print(netdissect_options *, const u_char *, u_int);
+extern void loopback_print(netdissect_options *, const u_char *, u_int);
+extern void lspping_print(netdissect_options *, const u_char *, u_int);

 extern void lwapp_control_print(netdissect_options *, const u_char *, u_int, int);
 extern void lwapp_data_print(netdissect_options *, const u_char *, u_int);
 extern void lwapp_control_print(netdissect_options *, const u_char *, u_int, int);
 extern void lwapp_data_print(netdissect_options *, const u_char *, u_int);

-extern void pgm_print(netdissect_options *, const u_char *, u_int, const u_char *);
-extern void pptp_print(netdissect_options *, const u_char *);
-extern void ldp_print(netdissect_options *, const u_char *, u_int);
-extern void wb_print(netdissect_options *, const void *, u_int);
-extern int oam_print(netdissect_options *, const u_char *, u_int, u_int);
-extern void atm_print(netdissect_options *, u_int, u_int, u_int, const u_char *, u_int, u_int);
-extern u_int sunatm_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int atm_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern void vtp_print(netdissect_options *, const u_char *, u_int);
+extern void lwres_print(netdissect_options *, const u_char *, u_int);
+extern void m3ua_print(netdissect_options *, const u_char *, const u_int);
+extern int macsec_print(netdissect_options *, const u_char **, u_int *, u_int *, u_int *, const struct lladdr_info *, const struct lladdr_info *);
+extern u_int mfr_print(netdissect_options *, const u_char *, u_int);
+extern void mobile_print(netdissect_options *, const u_char *, u_int);
+extern int mobility_print(netdissect_options *, const u_char *, const u_char *);
+extern void mpcp_print(netdissect_options *, const u_char *, u_int);
+extern void mpls_print(netdissect_options *, const u_char *, u_int);

 extern int mptcp_print(netdissect_options *, const u_char *, u_int, u_char);
 extern int mptcp_print(netdissect_options *, const u_char *, u_int, u_char);

+extern void msdp_print(netdissect_options *, const u_char *, u_int);
+extern void msnlb_print(netdissect_options *, const u_char *);
+extern void nbt_tcp_print(netdissect_options *, const u_char *, u_int);
+extern void nbt_udp137_print(netdissect_options *, const u_char *, u_int);
+extern void nbt_udp138_print(netdissect_options *, const u_char *, u_int);
+extern void netbeui_print(netdissect_options *, u_short, const u_char *, u_int);
+extern void nfsreply_noaddr_print(netdissect_options *, const u_char *, u_int, const u_char *);
+extern void nfsreply_print(netdissect_options *, const u_char *, u_int, const u_char *);
+extern void nfsreq_noaddr_print(netdissect_options *, const u_char *, u_int, const u_char *);
+extern void nsh_print(netdissect_options *, const u_char *, u_int);

 extern void ntp_print(netdissect_options *, const u_char *, u_int);
 extern void ntp_print(netdissect_options *, const u_char *, u_int);

-extern void cnfp_print(netdissect_options *, const u_char *, const u_char *);
-extern void dvmrp_print(netdissect_options *, const u_char *, u_int);
-extern void egp_print(netdissect_options *, const u_char *, u_int);
-extern u_int enc_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int sl_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int sl_bsdos_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern void tftp_print(netdissect_options *, const u_char *, u_int);
-extern void vrrp_print(netdissect_options *, const u_char *, u_int, const u_char *, int);
+extern void oam_print(netdissect_options *, const u_char *, u_int, u_int);
+extern void olsr_print(netdissect_options *, const u_char *, u_int, int);
+extern void openflow_print(netdissect_options *, const u_char *, u_int);
+extern void ospf6_print(netdissect_options *, const u_char *, u_int);
+extern int ospf_grace_lsa_print(netdissect_options *, const u_char *, u_int);
+extern void ospf_print(netdissect_options *, const u_char *, u_int, const u_char *);
+extern int ospf_te_lsa_print(netdissect_options *, const u_char *, u_int);
+extern void otv_print(netdissect_options *, const u_char *, u_int);
+extern void pgm_print(netdissect_options *, const u_char *, u_int, const u_char *);
+extern void pim_print(netdissect_options *, const u_char *, u_int, const u_char *);

 extern void pimv1_print(netdissect_options *, const u_char *, u_int);
 extern void pimv1_print(netdissect_options *, const u_char *, u_int);

-extern void cisco_autorp_print(netdissect_options *, const u_char *, u_int);
-extern void pim_print(netdissect_options *, const u_char *, u_int, u_int);
-extern const u_char * ns_nprint (netdissect_options *, register const u_char *, register const u_char *);
-extern void ns_print(netdissect_options *, const u_char *, u_int, int);
-extern void bootp_print(netdissect_options *, const u_char *, u_int);
-extern void sflow_print(netdissect_options *, const u_char *, u_int);
-extern void aodv_print(netdissect_options *, const u_char *, u_int, int);
+extern u_int ppp_print(netdissect_options *, const u_char *, u_int);
+extern u_int pppoe_print(netdissect_options *, const u_char *, u_int);
+extern void pptp_print(netdissect_options *, const u_char *);
+extern int print_unknown_data(netdissect_options *, const u_char *, const char *, u_int);
+extern void ptp_print(netdissect_options *, const u_char *, u_int);
+extern const char *q922_string(netdissect_options *, const u_char *, u_int);
+extern void q933_print(netdissect_options *, const u_char *, u_int);
+extern void radius_print(netdissect_options *, const u_char *, u_int);
+extern void resp_print(netdissect_options *, const u_char *, u_int);
+extern void rip_print(netdissect_options *, const u_char *, u_int);
+extern void ripng_print(netdissect_options *, const u_char *, unsigned int);
+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 *);
+extern void rsvp_print(netdissect_options *, const u_char *, u_int);
+extern int rt6_print(netdissect_options *, const u_char *, const u_char *);
+extern void rtsp_print(netdissect_options *, const u_char *, u_int);
+extern void rx_print(netdissect_options *, const u_char *, u_int, uint16_t, uint16_t, const u_char *);

 extern void sctp_print(netdissect_options *, const u_char *, const u_char *, u_int);
 extern void sctp_print(netdissect_options *, const u_char *, const u_char *, u_int);

-extern char *bgp_vpn_rd_print (netdissect_options *, const u_char *);
-extern void bgp_print(netdissect_options *, const u_char *, int);
-extern void olsr_print(netdissect_options *, const u_char *, u_int, int);
-extern void forces_print(netdissect_options *, const u_char *, u_int);
-extern void lspping_print(netdissect_options *, const u_char *, u_int);
-extern void isoclns_print(netdissect_options *, const u_char *, u_int, u_int);
-extern void krb_print(netdissect_options *, const u_char *);
-extern void cdp_print(netdissect_options *, const u_char *, u_int, u_int);
-extern void atalk_print(netdissect_options *, const u_char *, u_int);
-extern u_int ltalk_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int llap_print(netdissect_options *, const u_char *, u_int);
-extern void aarp_print(netdissect_options *, const u_char *, u_int);
-extern u_int juniper_atm1_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_atm2_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_mfr_print(netdissect_options *, const struct pcap_pkthdr *, register const u_char *);
-extern u_int juniper_mlfr_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_mlppp_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_pppoe_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_pppoe_atm_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_ggsn_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_es_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_monitor_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_services_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_ether_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_ppp_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_frelay_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_chdlc_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern void snmp_print(netdissect_options *, const u_char *, u_int);
-extern void rx_print(netdissect_options *, register const u_char *, int, int, int, u_char *);
-extern void nfsreply_print(netdissect_options *, const u_char *, u_int, const u_char *);
-extern void nfsreply_print_noaddr(netdissect_options *, const u_char *, u_int, const u_char *);
-extern void nfsreq_print_noaddr(netdissect_options *, const u_char *, u_int, const u_char *);
+extern void sflow_print(netdissect_options *, const u_char *, u_int);

 extern void sip_print(netdissect_options *, const u_char *, u_int);
 extern void sip_print(netdissect_options *, const u_char *, u_int);

+extern void slow_print(netdissect_options *, const u_char *, u_int);
+extern void smb_tcp_print(netdissect_options *, const u_char *, u_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 someip_print(netdissect_options *, const u_char *, const u_int);
+extern void ssh_print(netdissect_options *, const u_char *, u_int);
+extern void stp_print(netdissect_options *, const u_char *, u_int);
+extern void sunrpc_print(netdissect_options *, const u_char *, u_int, const u_char *);

 extern void syslog_print(netdissect_options *, const u_char *, u_int);
 extern void syslog_print(netdissect_options *, const u_char *, u_int);

-extern void lwres_print(netdissect_options *, const u_char *, u_int);
-extern void cfm_print(netdissect_options *, const u_char *, u_int);
-extern void nbt_tcp_print(netdissect_options *, const u_char *, int);
-extern void nbt_udp137_print(netdissect_options *, const u_char *, int);
-extern void nbt_udp138_print(netdissect_options *, const u_char *, int);
-extern void smb_tcp_print(netdissect_options *, const u_char *, int);
-extern void netbeui_print(netdissect_options *, u_short, const u_char *, int);
-extern void ipx_netbios_print(netdissect_options *, const u_char *, u_int);
-extern void print_data(netdissect_options *, const unsigned char *, int);
-extern void decnet_print(netdissect_options *, const u_char *, u_int, u_int);

 extern void tcp_print(netdissect_options *, const u_char *, u_int, const u_char *, int);
 extern void tcp_print(netdissect_options *, const u_char *, u_int, const u_char *, int);

-extern void ospf_print(netdissect_options *, const u_char *, u_int, const u_char *);
-extern int ospf_print_te_lsa(netdissect_options *, const uint8_t *, u_int);
-extern int ospf_print_grace_lsa(netdissect_options *, const uint8_t *, u_int);
-extern u_int ppp_print(netdissect_options *, register const u_char *, u_int);
-extern u_int ppp_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int ppp_hdlc_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int ppp_bsdos_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern void lldp_print(netdissect_options *, const u_char *, u_int);
-extern void rsvp_print(netdissect_options *, const u_char *, u_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 timed_print(netdissect_options *, const u_char *);

-extern void m3ua_print(netdissect_options *, const u_char *, const u_int);
-extern void aoe_print(netdissect_options *, const u_char *, const u_int);
-
-/* stuff that has not yet been rototiled */
+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, u_int);
+extern int vjc_print(netdissect_options *, const u_char *, u_short);
+extern void vqp_print(netdissect_options *, const u_char *, 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 *, const u_int);
+extern void vxlan_gpe_print(netdissect_options *, const u_char *, u_int);
+extern void vxlan_print(netdissect_options *, const u_char *, u_int);
+extern void wb_print(netdissect_options *, const u_char *, u_int);
+extern void zep_print(netdissect_options *, const u_char *, u_int);
+extern void zephyr_print(netdissect_options *, const u_char *, u_int);
+extern void zmtp1_datagram_print(netdissect_options *, const u_char *, const u_int);
+extern void zmtp1_print(netdissect_options *, const u_char *, u_int);

 
 

-#if 0
-extern void ascii_print(netdissect_options *,u_int);
-extern void default_print(netdissect_options *,const u_char *, u_int);
-extern char *smb_errstr(netdissect_options *,int, int);
-extern const char *nt_errstr(netdissect_options *, uint32_t);
-#endif
+/* 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);

 
 

-extern u_int ipnet_if_print(netdissect_options *,const struct pcap_pkthdr *, const u_char *);
-extern u_int ppi_if_print(netdissect_options *,const struct pcap_pkthdr *, const u_char *);
-extern u_int nflog_if_print(netdissect_options *,const struct pcap_pkthdr *, const u_char *);
-extern u_int ieee802_15_4_if_print(netdissect_options *,const struct pcap_pkthdr *, const u_char *);
-extern u_int pktap_if_print(netdissect_options *,const struct pcap_pkthdr *, const u_char *);
-extern u_int ieee802_11_radio_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int ieee802_11_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int ieee802_11_radio_avs_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-extern u_int prism_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *);
-
-#ifdef INET6
-extern void ip6_print(netdissect_options *,const u_char *, u_int);
-extern int frag6_print(netdissect_options *, const u_char *, const u_char *);
-extern int rt6_print(netdissect_options *, const u_char *, const u_char *);
-extern int hbhopt_print(netdissect_options *, const u_char *);
-extern int dstopt_print(netdissect_options *, const u_char *);
-extern void ripng_print(netdissect_options *, const u_char *, unsigned int);
-extern int mobility_print(netdissect_options *, const u_char *, const u_char *);
-extern void dhcp6_print(netdissect_options *, const u_char *, u_int);
-extern void ospf6_print(netdissect_options *, const u_char *, u_int);
-extern void babel_print(netdissect_options *, const u_char *, u_int);
-#endif /*INET6*/
-
-#if 0

 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);
 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);

-#endif
-extern int nextproto4_cksum(netdissect_options *ndo, const struct ip *, const uint8_t *, u_int, u_int, u_int);
-extern int decode_prefix4(netdissect_options *ndo, const u_char *, u_int, char *, u_int);
-#ifdef INET6
-extern int decode_prefix6(netdissect_options *ndo, const u_char *, u_int, char *, u_int);
-#endif

 
 

-extern void esp_print_decodesecret(netdissect_options *ndo);
-extern int esp_print_decrypt_buffer_by_ikev2(netdissect_options *ndo,
-                                            int initiator,
-                                            u_char spii[8], u_char spir[8],
-                                            u_char *buf, u_char *end);
+/* IP protocol demuxing routines */
+extern void ip_demux_print(netdissect_options *, const u_char *, u_int, u_int, int, u_int, uint8_t, const u_char *);
+
+extern uint16_t nextproto4_cksum(netdissect_options *, const struct ip *, const uint8_t *, u_int, u_int, uint8_t);
+
+/* in print-ip6.c */
+extern uint16_t nextproto6_cksum(netdissect_options *, const struct ip6_hdr *, const uint8_t *, u_int, u_int, uint8_t);
+
+/* Utilities */
+extern void nd_print_trunc(netdissect_options *);
+extern void nd_print_protocol(netdissect_options *);
+extern void nd_print_protocol_caps(netdissect_options *);
+extern void nd_print_invalid(netdissect_options *);
+
+extern int mask2plen(uint32_t);
+extern int mask62plen(const u_char *);
+
+extern const char *dnnum_string(netdissect_options *, u_short);

 
 

+extern int decode_prefix4(netdissect_options *, const u_char *, u_int, char *, size_t);
+extern int decode_prefix6(netdissect_options *, const u_char *, u_int, char *, size_t);

 
 

-extern void geonet_print(netdissect_options *ndo,const u_char *eth_hdr,const u_char *geo_pck, u_int len);
-extern void calm_fast_print(netdissect_options *ndo,const u_char *eth_hdr,const u_char *calm_pck, u_int len);
+extern void esp_decodesecret_print(netdissect_options *);
+extern int esp_decrypt_buffer_by_ikev2_print(netdissect_options *, int,
+                                            const u_char spii[8],
+                                            const u_char spir[8],
+                                            const u_char *, const u_char *);

 
 #endif  /* netdissect_h */
 
 #endif  /* netdissect_h */