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      1 /*	$NetBSD: nameser_compat.h,v 1.1.1.2 2004/11/07 01:28:27 christos Exp $	*/
      2 
      3 /* Copyright (c) 1983, 1989
      4  *    The Regents of the University of California.  All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  * 3. All advertising materials mentioning features or use of this software
     15  *    must display the following acknowledgement:
     16  * 	This product includes software developed by the University of
     17  * 	California, Berkeley and its contributors.
     18  * 4. Neither the name of the University nor the names of its contributors
     19  *    may be used to endorse or promote products derived from this software
     20  *    without specific prior written permission.
     21  *
     22  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     32  * SUCH DAMAGE.
     33  */
     34 
     35 /*
     36  *      from nameser.h	8.1 (Berkeley) 6/2/93
     37  *	Id: nameser_compat.h,v 1.8 2006/05/19 02:33:40 marka Exp
     38  */
     39 
     40 #ifndef _ARPA_NAMESER_COMPAT_
     41 #define	_ARPA_NAMESER_COMPAT_
     42 
     43 #include <endian.h>
     44 #include <sys/cdefs.h>
     45 
     46 #define	__BIND		19950621	/* (DEAD) interface version stamp. */
     47 
     48 /*
     49  * Structure for query header.  The order of the fields is machine- and
     50  * compiler-dependent, depending on the byte/bit order and the layout
     51  * of bit fields.  We use bit fields only in int variables, as this
     52  * is all ANSI requires.  This requires a somewhat confusing rearrangement.
     53  */
     54 
     55 typedef struct {
     56 	unsigned	id :16;		/* query identification number */
     57 			/* fields in third byte */
     58 	unsigned	rd :1;		/* recursion desired */
     59 	unsigned	tc :1;		/* truncated message */
     60 	unsigned	aa :1;		/* authoritive answer */
     61 	unsigned	opcode :4;	/* purpose of message */
     62 	unsigned	qr :1;		/* response flag */
     63 			/* fields in fourth byte */
     64 	unsigned	rcode :4;	/* response code */
     65 	unsigned	cd: 1;		/* checking disabled by resolver */
     66 	unsigned	ad: 1;		/* authentic data from named */
     67 	unsigned	unused :1;	/* unused bits (MBZ as of 4.9.3a3) */
     68 	unsigned	ra :1;		/* recursion available */
     69 			/* remaining bytes */
     70 	unsigned	qdcount :16;	/* number of question entries */
     71 	unsigned	ancount :16;	/* number of answer entries */
     72 	unsigned	nscount :16;	/* number of authority entries */
     73 	unsigned	arcount :16;	/* number of resource entries */
     74 } HEADER;
     75 
     76 #define PACKETSZ	NS_PACKETSZ
     77 #define MAXDNAME	NS_MAXDNAME
     78 #define MAXCDNAME	NS_MAXCDNAME
     79 #define MAXLABEL	NS_MAXLABEL
     80 #define	HFIXEDSZ	NS_HFIXEDSZ
     81 #define QFIXEDSZ	NS_QFIXEDSZ
     82 #define RRFIXEDSZ	NS_RRFIXEDSZ
     83 #define	INT32SZ		NS_INT32SZ
     84 #define	INT16SZ		NS_INT16SZ
     85 #define	INT8SZ		NS_INT8SZ
     86 #define	INADDRSZ	NS_INADDRSZ
     87 #define	IN6ADDRSZ	NS_IN6ADDRSZ
     88 #define	INDIR_MASK	NS_CMPRSFLGS
     89 #define NAMESERVER_PORT	NS_DEFAULTPORT
     90 
     91 #define S_ZONE		ns_s_zn
     92 #define S_PREREQ	ns_s_pr
     93 #define S_UPDATE	ns_s_ud
     94 #define S_ADDT		ns_s_ar
     95 
     96 #define QUERY		ns_o_query
     97 #define IQUERY		ns_o_iquery
     98 #define STATUS		ns_o_status
     99 #define	NS_NOTIFY_OP	ns_o_notify
    100 #define	NS_UPDATE_OP	ns_o_update
    101 
    102 #define NOERROR		ns_r_noerror
    103 #define FORMERR		ns_r_formerr
    104 #define SERVFAIL	ns_r_servfail
    105 #define NXDOMAIN	ns_r_nxdomain
    106 #define NOTIMP		ns_r_notimpl
    107 #define REFUSED		ns_r_refused
    108 #define YXDOMAIN	ns_r_yxdomain
    109 #define YXRRSET		ns_r_yxrrset
    110 #define NXRRSET		ns_r_nxrrset
    111 #define NOTAUTH		ns_r_notauth
    112 #define NOTZONE		ns_r_notzone
    113 /*#define BADSIG		ns_r_badsig*/
    114 /*#define BADKEY		ns_r_badkey*/
    115 /*#define BADTIME		ns_r_badtime*/
    116 
    117 
    118 #define DELETE		ns_uop_delete
    119 #define ADD		ns_uop_add
    120 
    121 #define T_A		ns_t_a
    122 #define T_NS		ns_t_ns
    123 #define T_MD		ns_t_md
    124 #define T_MF		ns_t_mf
    125 #define T_CNAME		ns_t_cname
    126 #define T_SOA		ns_t_soa
    127 #define T_MB		ns_t_mb
    128 #define T_MG		ns_t_mg
    129 #define T_MR		ns_t_mr
    130 #define T_NULL		ns_t_null
    131 #define T_WKS		ns_t_wks
    132 #define T_PTR		ns_t_ptr
    133 #define T_HINFO		ns_t_hinfo
    134 #define T_MINFO		ns_t_minfo
    135 #define T_MX		ns_t_mx
    136 #define T_TXT		ns_t_txt
    137 #define	T_RP		ns_t_rp
    138 #define T_AFSDB		ns_t_afsdb
    139 #define T_X25		ns_t_x25
    140 #define T_ISDN		ns_t_isdn
    141 #define T_RT		ns_t_rt
    142 #define T_NSAP		ns_t_nsap
    143 #define T_NSAP_PTR	ns_t_nsap_ptr
    144 #define	T_SIG		ns_t_sig
    145 #define	T_KEY		ns_t_key
    146 #define	T_PX		ns_t_px
    147 #define	T_GPOS		ns_t_gpos
    148 #define	T_AAAA		ns_t_aaaa
    149 #define	T_LOC		ns_t_loc
    150 #define	T_NXT		ns_t_nxt
    151 #define	T_EID		ns_t_eid
    152 #define	T_NIMLOC	ns_t_nimloc
    153 #define	T_SRV		ns_t_srv
    154 #define T_ATMA		ns_t_atma
    155 #define T_NAPTR		ns_t_naptr
    156 #define T_A6		ns_t_a6
    157 #define	T_TSIG		ns_t_tsig
    158 #define	T_IXFR		ns_t_ixfr
    159 #define T_AXFR		ns_t_axfr
    160 #define T_MAILB		ns_t_mailb
    161 #define T_MAILA		ns_t_maila
    162 #define T_ANY		ns_t_any
    163 
    164 #define C_IN		ns_c_in
    165 #define C_CHAOS		ns_c_chaos
    166 #define C_HS		ns_c_hs
    167 /* BIND_UPDATE */
    168 #define C_NONE		ns_c_none
    169 #define C_ANY		ns_c_any
    170 
    171 #define	GETSHORT		NS_GET16
    172 #define	GETLONG			NS_GET32
    173 #define	PUTSHORT		NS_PUT16
    174 #define	PUTLONG			NS_PUT32
    175 
    176 #endif /* _ARPA_NAMESER_COMPAT_ */
    177