The Tcpdump Group git mirrors - tcpdump/blob - addrtoname.h

   1 /*
   2  * Copyright (c) 1990, 1992, 1993, 1994, 1995, 1996, 1997
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that: (1) source code distributions
   7  * retain the above copyright notice and this paragraph in its entirety, (2)
   8  * distributions including binary code include the above copyright notice and
   9  * this paragraph in its entirety in the documentation or other materials
  10  * provided with the distribution, and (3) all advertising materials mentioning
  11  * features or use of this software display the following acknowledgement:
  12  * ``This product includes software developed by the University of California,
  13  * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
  14  * the University nor the names of its contributors may be used to endorse
  15  * or promote products derived from this software without specific prior
  16  * written permission.
  17  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
  18  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
  19  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  20  */
  21
  22 /*
  23  * Definitions to let us compile most of the IPv6 code even on systems
  24  * without IPv6 support.
  25  */
  26
  27 #include "extract.h"
  28
  29 #ifndef INET6_ADDRSTRLEN
  30 #define INET6_ADDRSTRLEN        46
  31 #endif
  32
  33 /* Name to address translation routines. */
  34
  35 enum {
  36     LINKADDR_ETHER,
  37     LINKADDR_FRELAY,
  38     LINKADDR_IEEE1394,
  39     LINKADDR_ATM,
  40     LINKADDR_OTHER
  41 };
  42
  43 #define BUFSIZE 128
  44
  45 extern const char *linkaddr_string(netdissect_options *, const uint8_t *, const unsigned int, const unsigned int);
  46 extern const char *etheraddr_string(netdissect_options *, const uint8_t *);
  47 extern const char *le64addr_string(netdissect_options *, const uint8_t *);
  48 extern const char *tcpport_string(netdissect_options *, u_short);
  49 extern const char *udpport_string(netdissect_options *, u_short);
  50 extern const char *isonsap_string(netdissect_options *, const uint8_t *, u_int);
  51 extern const char *dnaddr_string(netdissect_options *, u_short);
  52 extern const char *ipxsap_string(netdissect_options *, u_short);
  53 extern const char *ipaddr_string(netdissect_options *, const u_char *);
  54 extern const char *ip6addr_string(netdissect_options *, const u_char *);
  55 extern const char *intoa(uint32_t);
  56
  57 extern void init_addrtoname(netdissect_options *, uint32_t, uint32_t);
  58 extern struct hnamemem *newhnamemem(netdissect_options *);
  59 extern struct h6namemem *newh6namemem(netdissect_options *);
  60 extern const char * ieee8021q_tci_string(const uint16_t);
  61
  62 /* macro(s) and inline function(s) with setjmp/longjmp logic to call
  63  * the X_string() function(s) after bounds checking.
  64  * The macro(s) must be used on a packet buffer pointer.
  65  */
  66
  67 static inline const char *
  68 get_le64addr_string(netdissect_options *ndo, const u_char *p)
  69 {
  70         if (!ND_TTEST_8(p))
  71                 longjmp(ndo->ndo_truncated, 1);
  72         return le64addr_string(ndo, p);
  73 }
  74
  75 #define GET_LE64ADDR_STRING(p) get_le64addr_string(ndo, (const u_char *)(p))