CI: Add warning exemptions for Sun C (suncc-5.14) on Solaris 10

[tcpdump] / netdissect.h

diff --git a/netdissect.h b/netdissect.h
index 2f25d4167e0f78b1df548fa1c852eb558fe316e0..ca2b566537d38b4bcf4fcabf03f5a12bf6e8d873 100644 (file)
--- a/netdissect.h
+++ b/netdissect.h
@@ -30,7 +30,9 @@
 #endif
 #include <sys/types.h>
 #include <setjmp.h>
+#include <time.h>
 #include "status-exit-codes.h"
+#include "funcattrs.h" /* for PRINTFLIKE_FUNCPTR() */
 
 /*
  * Data types corresponding to multi-byte integral values within data
@@ -56,11 +58,28 @@ 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.
+ * individual bytes while they're being assembled.  Use
+ * GET_S_BE_n() and GET_S_LE_n() macros to extract the value
+ * as a signed integer.
  */
+typedef unsigned char nd_int16_t[2];
+typedef unsigned char nd_int24_t[3];
 typedef unsigned char nd_int32_t[4];
+typedef unsigned char nd_int40_t[5];
+typedef unsigned char nd_int48_t[6];
+typedef unsigned char nd_int56_t[7];
 typedef unsigned char nd_int64_t[8];
 
+#define        FMAXINT (4294967296.0)  /* floating point rep. of MAXINT */
+
+/*
+ * Data types corresponding to multi-byte floating_point values within
+ * data structures.  These are defined as arrays of octets, for the
+ * same reason that we do so for integral values.
+ */
+typedef unsigned char nd_float[4];
+typedef unsigned char nd_double[8];
+
 /*
  * Use this for IPv4 addresses and netmasks.
  *
@@ -97,8 +116,14 @@ typedef unsigned char nd_ipv6[16];
 /*
  * Use this for MAC addresses.
  */
-#define MAC_ADDR_LEN   6               /* length of MAC addresses */
-typedef unsigned char nd_mac_addr[MAC_ADDR_LEN];
+#define MAC48_LEN      6U              /* length of MAC addresses */
+typedef unsigned char nd_mac48[MAC48_LEN];
+
+/*
+ * Use this for EUI64s.
+ */
+#define EUI64_LEN      8U
+typedef unsigned char nd_eui64[EUI64_LEN];
 
 /*
  * Use this for blobs of bytes; make them arrays of nd_byte.
@@ -125,10 +150,6 @@ extern size_t strlcat (char *, const char *, size_t);
 extern size_t strlcpy (char *, const char *, size_t);
 #endif
 
-#ifndef HAVE_STRDUP
-extern char *strdup (const char *str);
-#endif
-
 #ifndef HAVE_STRSEP
 extern char *strsep(char **, const char *);
 #endif
@@ -138,13 +159,10 @@ struct tok {
        const char *s;          /* string */
 };
 
-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 *, u_int);
-extern char *bittok2str(const struct tok *, const char *, u_int);
-extern char *bittok2str_nosep(const struct tok *, const char *, u_int);
+extern const char *tok2str(const struct tok *, const char *, const u_int);
+extern char *bittok2str(const struct tok *, const char *, const u_int);
+extern char *bittok2str_nosep(const struct tok *, const char *, const u_int);
 
 /* Initialize netdissect. */
 extern int nd_init(char *, size_t);
@@ -164,15 +182,7 @@ typedef struct netdissect_options netdissect_options;
 
 #define IF_PRINTER_ARGS (netdissect_options *, const struct pcap_pkthdr *, const u_char *)
 
-typedef u_int (*uint_if_printer) IF_PRINTER_ARGS;
-typedef void  (*void_if_printer) IF_PRINTER_ARGS;
-
-/* pointer to the uint_if_printer or the void_if_printer function */
-typedef union {
-       uint_if_printer uint_printer;
-       void_if_printer void_printer;
-       void* printer;          /* generic when testing if NULL or not */
-} if_printer_t;
+typedef void (*if_printer) IF_PRINTER_ARGS;
 
 /*
  * In case the data in a buffer needs to be processed by being decrypted,
@@ -184,7 +194,7 @@ typedef union {
  * 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
+ * A buffer has a beginning 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
@@ -200,6 +210,9 @@ struct netdissect_saved_packet_info {
   struct netdissect_saved_packet_info *ndspi_prev;     /* previous buffer on the stack */
 };
 
+/* 'val' value(s) for longjmp */
+#define ND_TRUNCATED 1
+
 struct netdissect_options {
   int ndo_bflag;               /* print 4 byte ASes in ASDOT notation */
   int ndo_eflag;               /* print ethernet header */
@@ -219,9 +232,11 @@ struct netdissect_options {
                                 */
   int ndo_Hflag;               /* dissect 802.11s draft mesh standard */
   const char *ndo_protocol;    /* protocol */
-  jmp_buf ndo_truncated;       /* jmp_buf for setjmp()/longjmp() */
+  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_lengths;             /* print packet header caplen and len */
+  int ndo_print_sampling;      /* print every Nth packet */
   int ndo_suppress_default_print; /* don't use default_print() for unknown packet types */
   int ndo_tstamp_precision;    /* requested time stamp precision */
   const char *program_name;    /* Name of the program using the library */
@@ -235,7 +250,7 @@ struct netdissect_options {
   int   ndo_packettype;        /* as specified by -T */
 
   int   ndo_snaplen;
-  int   ndo_ll_header_length;  /* link-layer header length */
+  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;
@@ -244,9 +259,8 @@ struct netdissect_options {
   /* stack of saved packet boundary and buffer information */
   struct netdissect_saved_packet_info *ndo_packet_info_stack;
 
-  /* pointer to the uint_if_printer or the void_if_printer function */
-  if_printer_t ndo_if_printer;
-  int ndo_void_printer; /* void_if_printer ? (FALSE/TRUE) */
+  /* pointer to the if_printer function */
+  if_printer ndo_if_printer;
 
   /* pointer to void function to output stuff */
   void (*ndo_default_print)(netdissect_options *,
@@ -267,13 +281,17 @@ struct netdissect_options {
                      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 WARN_UNUSED_RESULT int nd_push_buffer(netdissect_options *, u_char *, const u_char *, const u_int);
+extern WARN_UNUSED_RESULT int nd_push_snaplen(netdissect_options *, const u_char *, const u_int);
+extern void nd_change_snaplen(netdissect_options *, const u_char *, const u_int);
 extern void nd_pop_packet_info(netdissect_options *);
 extern void nd_pop_all_packet_info(netdissect_options *);
 
+/*
+ * Report a packet truncation with a longjmp().
+ */
+NORETURN void nd_trunc_longjmp(netdissect_options *ndo);
+
 #define PT_VAT         1       /* Visual Audio Tool */
 #define PT_WB          2       /* distributed White Board */
 #define PT_RPC         3       /* Remote Procedure Call */
@@ -294,13 +312,10 @@ extern void nd_pop_all_packet_info(netdissect_options *);
 #define PT_PTP         18      /* PTP */
 #define PT_SOMEIP      19      /* Autosar SOME/IP Protocol */
 #define PT_DOMAIN      20      /* Domain Name System (DNS) */
+#define PT_QUIC                21      /* QUIC */
 
-#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))
@@ -370,7 +385,17 @@ extern void nd_pop_all_packet_info(netdissect_options *);
 #define ND_TTEST_SIZE(p) ND_TTEST_LEN(p, sizeof(*(p)))
 
 /* Bail out if "l" bytes from "p" were not captured */
-#define ND_TCHECK_LEN(p, l) if (!ND_TTEST_LEN(p, l)) goto trunc
+#ifdef ND_LONGJMP_FROM_TCHECK
+#define ND_TCHECK_LEN(p, l) \
+do { \
+if (!ND_TTEST_LEN(p, l)) nd_trunc_longjmp(ndo); \
+} while (0)
+#else
+#define ND_TCHECK_LEN(p, l) \
+do { \
+if (!ND_TTEST_LEN(p, l)) goto trunc; \
+} while (0)
+#endif
 
 /* Bail out if "*(p)" was not captured */
 #define ND_TCHECK_SIZE(p) ND_TCHECK_LEN(p, sizeof(*(p)))
@@ -378,13 +403,51 @@ extern void nd_pop_all_packet_info(netdissect_options *);
 /*
  * Number of bytes between two pointers.
  */
-#define ND_BYTES_BETWEEN(p1, p2) ((u_int)(((const uint8_t *)(p1)) - (const uint8_t *)(p2)))
+#define ND_BYTES_BETWEEN(p1, p2) ((const u_char *)(p1) >= (const u_char *)(p2) ? 0 : ((u_int)(((const u_char *)(p2)) - (const u_char *)(p1))))
 
 /*
  * 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))
+#define ND_BYTES_AVAILABLE_AFTER(p) ((const u_char *)(p) < ndo->ndo_packetp ? 0 : ND_BYTES_BETWEEN((p), ndo->ndo_snapend))
+
+/*
+ * Check (expression_1 operator expression_2) for invalid packet with
+ * a custom message, format %u
+ */
+#define ND_ICHECKMSG_U(message, expression_1, operator, expression_2) \
+do { \
+if ((expression_1) operator (expression_2)) { \
+ND_PRINT(" [%s %u %s %u]", (message), (expression_1), (#operator), (expression_2)); \
+goto invalid; \
+} \
+} while (0)
+
+/*
+ * Check (expression_1 operator expression_2) for invalid packet with
+ * "expression_1" message, format %u
+ */
+#define ND_ICHECK_U(expression_1, operator, expression_2) \
+ND_ICHECKMSG_U((#expression_1), (expression_1), operator, (expression_2))
+
+/*
+ * Check (expression_1 operator expression_2) for invalid packet with
+ * a custom message, format %zu
+ */
+#define ND_ICHECKMSG_ZU(message, expression_1, operator, expression_2) \
+do { \
+if ((expression_1) operator (expression_2)) { \
+ND_PRINT(" [%s %u %s %zu]", (message), (expression_1), (#operator), (expression_2)); \
+goto invalid; \
+} \
+} while (0)
+
+/*
+ * Check (expression_1 operator expression_2) for invalid packet with
+ * "expression_1" message, format %zu
+ */
+#define ND_ICHECK_ZU(expression_1, operator, expression_2) \
+ND_ICHECKMSG_ZU((#expression_1), (expression_1), operator, (expression_2))
 
 #define ND_PRINT(...) (ndo->ndo_printf)(ndo, __VA_ARGS__)
 #define ND_DEFAULTPRINT(ap, length) (*ndo->ndo_default_print)(ndo, ap, length)
@@ -393,12 +456,16 @@ extern void ts_print(netdissect_options *, const struct timeval *);
 extern void signed_relts_print(netdissect_options *, int32_t);
 extern void unsigned_relts_print(netdissect_options *, uint32_t);
 
+extern const char *nd_format_time(char *buf, size_t bufsize,
+    const char *format, const struct tm *timeptr);
+
 extern void fn_print_char(netdissect_options *, u_char);
 extern void fn_print_str(netdissect_options *, const u_char *);
-extern int nd_print(netdissect_options *, const u_char *, 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 int nd_printzp(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);
+extern void nd_print_bytes_hex(netdissect_options *, const u_char *, u_int);
 
 /*
  * Flags for txtproto_print().
@@ -415,7 +482,7 @@ extern void txtproto_print(netdissect_options *, const u_char *, u_int,
     (defined(__s390__) || defined(__s390x__) || defined(__zarch__)) || \
     defined(__vax__)
 /*
- * The procesor natively handles unaligned loads, so just use memcpy()
+ * The processor natively handles unaligned loads, so just use memcpy()
  * and memcmp(), to enable those optimizations.
  *
  * XXX - are those all the x86 tests we need?
@@ -452,82 +519,87 @@ extern int unaligned_memcmp(const void *, const void *, size_t);
 #define PLURAL_SUFFIX(n) \
        (((n) != 1) ? "s" : "")
 
-extern const char *tok2strary_internal(const char **, int, const char *, int);
+extern const char *tok2strary_internal(const char **, int, const char *, const int);
 #define        tok2strary(a,f,i) tok2strary_internal(a, sizeof(a)/sizeof(a[0]),f,i)
 
-extern uint_if_printer lookup_uint_printer(int);
-extern void_if_printer lookup_void_printer(int);
-extern if_printer_t lookup_printer(netdissect_options *, int);
+struct uint_tokary
+{
+       u_int uintval;
+       const struct tok *tokary;
+};
 
-#define ND_DEBUG {printf(" [%s:%d %s] ", __FILE__, __LINE__, __FUNCTION__); fflush(stdout);}
+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_printer lookup_printer(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 u_int atm_if_print IF_PRINTER_ARGS;
+extern void atm_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 bt_if_print IF_PRINTER_ARGS;
-extern u_int brcm_tag_if_print IF_PRINTER_ARGS;
-extern u_int brcm_tag_prepend_if_print IF_PRINTER_ARGS;
-extern u_int chdlc_if_print IF_PRINTER_ARGS;
-extern u_int cip_if_print IF_PRINTER_ARGS;
-extern u_int dsa_if_print IF_PRINTER_ARGS;
-extern u_int edsa_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 u_int ether_if_print IF_PRINTER_ARGS;
-extern u_int fddi_if_print IF_PRINTER_ARGS;
-extern u_int fr_if_print IF_PRINTER_ARGS;
-extern u_int ieee802_11_if_print IF_PRINTER_ARGS;
-extern u_int ieee802_11_radio_avs_if_print IF_PRINTER_ARGS;
-extern u_int ieee802_11_radio_if_print IF_PRINTER_ARGS;
-extern u_int ieee802_15_4_if_print IF_PRINTER_ARGS;
-extern u_int ieee802_15_4_tap_if_print IF_PRINTER_ARGS;
-extern u_int ipfc_if_print IF_PRINTER_ARGS;
-extern u_int ipoib_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 ipnet_if_print IF_PRINTER_ARGS;
-extern u_int juniper_atm1_if_print IF_PRINTER_ARGS;
-extern u_int juniper_atm2_if_print IF_PRINTER_ARGS;
-extern u_int juniper_chdlc_if_print IF_PRINTER_ARGS;
-extern u_int juniper_es_if_print IF_PRINTER_ARGS;
-extern u_int juniper_ether_if_print IF_PRINTER_ARGS;
-extern u_int juniper_frelay_if_print IF_PRINTER_ARGS;
-extern u_int juniper_ggsn_if_print IF_PRINTER_ARGS;
-extern u_int juniper_mfr_if_print IF_PRINTER_ARGS;
-extern u_int juniper_mlfr_if_print IF_PRINTER_ARGS;
-extern u_int juniper_mlppp_if_print IF_PRINTER_ARGS;
-extern u_int juniper_monitor_if_print IF_PRINTER_ARGS;
-extern u_int juniper_ppp_if_print IF_PRINTER_ARGS;
-extern u_int juniper_pppoe_atm_if_print IF_PRINTER_ARGS;
-extern u_int juniper_pppoe_if_print IF_PRINTER_ARGS;
-extern u_int juniper_services_if_print IF_PRINTER_ARGS;
-extern u_int lane_if_print IF_PRINTER_ARGS;
-extern u_int ltalk_if_print IF_PRINTER_ARGS;
-extern u_int mfr_if_print IF_PRINTER_ARGS;
-extern u_int netanalyzer_if_print IF_PRINTER_ARGS;
-extern u_int netanalyzer_transparent_if_print IF_PRINTER_ARGS;
+extern void ipoib_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 u_int pflog_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 u_int ppp_bsdos_if_print IF_PRINTER_ARGS;
-extern u_int ppp_hdlc_if_print IF_PRINTER_ARGS;
-extern u_int ppp_if_print IF_PRINTER_ARGS;
-extern u_int pppoe_if_print IF_PRINTER_ARGS;
-extern u_int prism_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 u_int sll_if_print IF_PRINTER_ARGS;
-extern u_int sll2_if_print IF_PRINTER_ARGS;
+extern void sll2_if_print IF_PRINTER_ARGS;
+extern void sll_if_print IF_PRINTER_ARGS;
 extern void sunatm_if_print IF_PRINTER_ARGS;
 extern void symantec_if_print IF_PRINTER_ARGS;
-extern u_int token_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 u_int vsock_if_print IF_PRINTER_ARGS;
+extern void vsock_if_print IF_PRINTER_ARGS;
 
 /*
  * Structure passed to some printers to allow them to print
@@ -548,10 +620,10 @@ struct lladdr_info {
 
 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 *, const u_int);
+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 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);
@@ -565,26 +637,31 @@ 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, 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 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 dvmrp_print(netdissect_options *, const u_char *, u_int);
-extern void eap_print(netdissect_options *, const u_char *, u_int);
+extern void eap_print(netdissect_options *, const u_char *, const 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 erspan_i_ii_print(netdissect_options *, uint16_t, const u_char *, u_int);
+extern void erspan_iii_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);
@@ -593,20 +670,20 @@ extern void geonet_print(netdissect_options *, const u_char *, u_int, const stru
 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 *ident, const u_char *cp, 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 *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 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_15_4_print(netdissect_options *, const u_char *, u_int);
+extern void icmp_print(netdissect_options *, const u_char *, u_int, 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 ip6_print(netdissect_options *, const u_char *, u_int);
 extern void ipN_print(netdissect_options *, const u_char *, u_int);
-extern void ip_print(netdissect_options *, const u_char *, u_int);
+extern void ip_print(netdissect_options *, const u_char *, const 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);
@@ -622,14 +699,13 @@ 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 loopback_print(netdissect_options *, const u_char *, const 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 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 *);
+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 *);
@@ -642,19 +718,18 @@ 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_print(netdissect_options *, const u_char *, u_int, const u_char *);
 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 const u_char *fqdn_print(netdissect_options *, const u_char *, const u_char *);
-extern void domain_print(netdissect_options *, const u_char *, u_int, int);
+extern void nhrp_print(netdissect_options *, const u_char *, u_int);
 extern void nsh_print(netdissect_options *, const u_char *, u_int);
 extern void ntp_print(netdissect_options *, const u_char *, u_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 *, const u_int);
+extern void openflow_print(netdissect_options *, const u_char *, u_int);
 extern void ospf6_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_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 *);
@@ -663,29 +738,32 @@ extern void pimv1_print(netdissect_options *, const u_char *, u_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 void ptp_print(netdissect_options *, const u_char *, u_int);
 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 int quic_detect(netdissect_options *, const u_char *, const u_int);
+extern void quic_print(netdissect_options *, const u_char *);
+extern void radius_print(netdissect_options *, const u_char *, const 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 rtl_print(netdissect_options *, const u_char *, u_int, const struct lladdr_info *, const struct lladdr_info *);
 extern void rtsp_print(netdissect_options *, const u_char *, u_int);
-extern void rx_print(netdissect_options *, const u_char *, u_int, u_int, u_int, const u_char *);
+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 sflow_print(netdissect_options *, const u_char *, u_int);
-extern void ssh_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);
@@ -699,19 +777,18 @@ 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 *, u_int);
+extern void vrrp_print(netdissect_options *, const u_char *, u_int, const u_char *, int, 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 whois_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 *, int);
-extern void zmtp1_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 someip_print(netdissect_options *, const u_char *, const u_int);
+extern void zmtp1_print(netdissect_options *, const u_char *, 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);
 
@@ -736,7 +813,7 @@ 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 mask2plen(const uint32_t);
 extern int mask62plen(const u_char *);
 
 extern const char *dnnum_string(netdissect_options *, u_short);