X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/535dd007b3ecf5d21eacba2bf559f1012c709da8..27cb3953154b4562a7f4b51be6146688531903bd:/nameser.h

diff --git a/nameser.h b/nameser.h
index 2e1922db..7a9e6113 100644
--- a/nameser.h
+++ b/nameser.h
@@ -1,3 +1,4 @@
+/* @(#) $Header: /tcpdump/master/tcpdump/nameser.h,v 1.14 2003-11-05 06:02:59 guy Exp $ (LBL) */
 /*
  * Copyright (c) 1983, 1989, 1993
  *	The Regents of the University of California.  All rights reserved.
@@ -33,14 +34,14 @@
  *      @(#)nameser.h	8.2 (Berkeley) 2/16/94
  * -
  * Portions Copyright (c) 1993 by Digital Equipment Corporation.
- * 
+ *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
  * copyright notice and this permission notice appear in all copies, and that
  * the name of Digital Equipment Corporation not be used in advertising or
  * publicity pertaining to distribution of the document or software without
  * specific, written prior permission.
- * 
+ *
  * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL
  * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES
  * OF MERCHANTABILITY AND FITNESS.   IN NO EVENT SHALL DIGITAL EQUIPMENT
@@ -74,6 +75,7 @@
  * Internet nameserver port number
  */
 #define NAMESERVER_PORT	53
+#define MULTICASTDNS_PORT	5353
 
 /*
  * Currently defined opcodes
@@ -94,6 +96,23 @@
 #define ZONEINIT	0xe		/* initial zone transfer */
 #define ZONEREF		0xf		/* incremental zone referesh */
 
+/*
+ * Undefine various #defines from various System V-flavored OSes (Solaris,
+ * SINIX, HP-UX) so the compiler doesn't whine that we redefine them.
+ */
+#ifdef T_NULL
+#undef T_NULL
+#endif
+#ifdef T_OPT
+#undef T_OPT
+#endif
+#ifdef T_UNSPEC
+#undef T_UNSPEC
+#endif
+#ifdef NOERROR
+#undef NOERROR
+#endif
+
 /*
  * Currently defined response codes
  */
@@ -127,14 +146,36 @@
 #define T_TXT		16		/* text strings */
 #define	T_RP		17		/* responsible person */
 #define	T_AFSDB		18		/* AFS cell database */
+#define T_X25		19		/* X_25 calling address */
+#define T_ISDN		20		/* ISDN calling address */
+#define T_RT		21		/* router */
 #define	T_NSAP		22		/* NSAP address */
 #define	T_NSAP_PTR	23		/* reverse lookup for NSAP */
+#define T_SIG		24		/* security signature */
+#define T_KEY		25		/* security key */
+#define T_PX		26		/* X.400 mail mapping */
+#define T_GPOS		27		/* geographical position (withdrawn) */
+#define T_AAAA		28		/* IP6 Address */
+#define T_LOC		29		/* Location Information */
+#define T_NXT		30		/* Next Valid Name in Zone */
+#define T_EID		31		/* Endpoint identifier */
+#define T_NIMLOC	32		/* Nimrod locator */
+#define T_SRV		33		/* Server selection */
+#define T_ATMA		34		/* ATM Address */
+#define T_NAPTR		35		/* Naming Authority PoinTeR */
+#define T_A6		38		/* IP6 address */
+#define T_DNAME		39		/* non-terminal redirection */
+#define T_OPT		41		/* EDNS0 option (meta-RR) */
 	/* non standard */
 #define T_UINFO		100		/* user (finger) information */
 #define T_UID		101		/* user ID */
 #define T_GID		102		/* group ID */
 #define T_UNSPEC	103		/* Unspecified format (binary data) */
+#define T_UNSPECA	104		/* "unspecified ascii". Ugly MIT hack */
 	/* Query type values which do not appear in resource records */
+#define T_TKEY		249		/* Transaction Key [RFC2930] */
+#define T_TSIG		250		/* Transaction Signature [RFC2845] */
+#define T_IXFR		251		/* incremental transfer [RFC1995] */
 #define T_AXFR		252		/* transfer zone of authority */
 #define T_MAILB		253		/* transfer mailbox records */
 #define T_MAILA		254		/* transfer mail agent records */
@@ -149,6 +190,7 @@
 #define C_HS		4		/* for Hesiod name server (MIT) (XXX) */
 	/* Query class values which do not appear in resource records */
 #define C_ANY		255		/* wildcard match */
+#define C_CACHE_FLUSH	0x8000		/* mDNS cache flush flag */
 
 /*
  * Status return codes for T_UNSPEC conversion routines
@@ -187,9 +229,11 @@ typedef struct {
 #define DNS_RCODE(np)	((np)->flags2 & 0xF)	/* response code */
 
 /*
- * Defines for handling compressed domain names
+ * Defines for handling compressed domain names, EDNS0 labels, etc.
  */
-#define INDIR_MASK	0xc0
+#define INDIR_MASK	0xc0	/* 11.... */
+#define EDNS0_MASK	0x40	/* 01.... */
+#  define EDNS0_ELT_BITLABEL 0x01
 
 /*
  * Structure for passing resource records around.