/* Copyright (c) 1983, 1989
 *    The Regents of the University of California.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

/*%
 *      from nameser.h        8.1 (Berkeley) 6/2/93
 *        $BINDId: nameser_compat.h,v 8.11 1999/01/02 08:00:58 vixie Exp $
 */

#ifndef _ARPA_NAMESER_COMPAT_
#define        _ARPA_NAMESER_COMPAT_

#define        __BIND                19950621        /*%< (DEAD) interface version stamp. */

#include <endian.h>

/*%
 * Structure for query header.  The order of the fields is machine- and
 * compiler-dependent, depending on the byte/bit order and the layout
 * of bit fields.  We use bit fields only in int variables, as this
 * is all ANSI requires.  This requires a somewhat confusing rearrangement.
 */

typedef struct {
        unsigned        id :16;                /*%< query identification number */
#if BYTE_ORDER == BIG_ENDIAN
                        /* fields in third byte */
        unsigned        qr: 1;                /*%< response flag */
        unsigned        opcode: 4;        /*%< purpose of message */
        unsigned        aa: 1;                /*%< authoritive answer */
        unsigned        tc: 1;                /*%< truncated message */
        unsigned        rd: 1;                /*%< recursion desired */
                        /* fields in fourth byte */
        unsigned        ra: 1;                /*%< recursion available */
        unsigned        unused :1;        /*%< unused bits (MBZ as of 4.9.3a3) */
        unsigned        ad: 1;                /*%< authentic data from named */
        unsigned        cd: 1;                /*%< checking disabled by resolver */
        unsigned        rcode :4;        /*%< response code */
#endif
#if BYTE_ORDER == LITTLE_ENDIAN || BYTE_ORDER == PDP_ENDIAN
                        /* fields in third byte */
        unsigned        rd :1;                /*%< recursion desired */
        unsigned        tc :1;                /*%< truncated message */
        unsigned        aa :1;                /*%< authoritive answer */
        unsigned        opcode :4;        /*%< purpose of message */
        unsigned        qr :1;                /*%< response flag */
                        /* fields in fourth byte */
        unsigned        rcode :4;        /*%< response code */
        unsigned        cd: 1;                /*%< checking disabled by resolver */
        unsigned        ad: 1;                /*%< authentic data from named */
        unsigned        unused :1;        /*%< unused bits (MBZ as of 4.9.3a3) */
        unsigned        ra :1;                /*%< recursion available */
#endif
                        /* remaining bytes */
        unsigned        qdcount :16;        /*%< number of question entries */
        unsigned        ancount :16;        /*%< number of answer entries */
        unsigned        nscount :16;        /*%< number of authority entries */
        unsigned        arcount :16;        /*%< number of resource entries */
} HEADER;

#define PACKETSZ        NS_PACKETSZ
#define MAXDNAME        NS_MAXDNAME
#define MAXCDNAME        NS_MAXCDNAME
#define MAXLABEL        NS_MAXLABEL
#define        HFIXEDSZ        NS_HFIXEDSZ
#define QFIXEDSZ        NS_QFIXEDSZ
#define RRFIXEDSZ        NS_RRFIXEDSZ
#define        INT32SZ                NS_INT32SZ
#define        INT16SZ                NS_INT16SZ
#define INT8SZ                NS_INT8SZ
#define        INADDRSZ        NS_INADDRSZ
#define        IN6ADDRSZ        NS_IN6ADDRSZ
#define        INDIR_MASK        NS_CMPRSFLGS
#define NAMESERVER_PORT        NS_DEFAULTPORT

#define S_ZONE                ns_s_zn
#define S_PREREQ        ns_s_pr
#define S_UPDATE        ns_s_ud
#define S_ADDT                ns_s_ar

#define QUERY                ns_o_query
#define IQUERY                ns_o_iquery
#define STATUS                ns_o_status
#define        NS_NOTIFY_OP        ns_o_notify
#define        NS_UPDATE_OP        ns_o_update

#define NOERROR                ns_r_noerror
#define FORMERR                ns_r_formerr
#define SERVFAIL        ns_r_servfail
#define NXDOMAIN        ns_r_nxdomain
#define NOTIMP                ns_r_notimpl
#define REFUSED                ns_r_refused
#define YXDOMAIN        ns_r_yxdomain
#define YXRRSET                ns_r_yxrrset
#define NXRRSET                ns_r_nxrrset
#define NOTAUTH                ns_r_notauth
#define NOTZONE                ns_r_notzone
/*#define BADSIG                ns_r_badsig*/
/*#define BADKEY                ns_r_badkey*/
/*#define BADTIME                ns_r_badtime*/


#define DELETE                ns_uop_delete
#define ADD                ns_uop_add

#define T_A                ns_t_a
#define T_NS                ns_t_ns
#define T_MD                ns_t_md
#define T_MF                ns_t_mf
#define T_CNAME                ns_t_cname
#define T_SOA                ns_t_soa
#define T_MB                ns_t_mb
#define T_MG                ns_t_mg
#define T_MR                ns_t_mr
#define T_NULL                ns_t_null
#define T_WKS                ns_t_wks
#define T_PTR                ns_t_ptr
#define T_HINFO                ns_t_hinfo
#define T_MINFO                ns_t_minfo
#define T_MX                ns_t_mx
#define T_TXT                ns_t_txt
#define        T_RP                ns_t_rp
#define T_AFSDB                ns_t_afsdb
#define T_X25                ns_t_x25
#define T_ISDN                ns_t_isdn
#define T_RT                ns_t_rt
#define T_NSAP                ns_t_nsap
#define T_NSAP_PTR        ns_t_nsap_ptr
#define        T_SIG                ns_t_sig
#define        T_KEY                ns_t_key
#define        T_PX                ns_t_px
#define        T_GPOS                ns_t_gpos
#define        T_AAAA                ns_t_aaaa
#define        T_LOC                ns_t_loc
#define        T_NXT                ns_t_nxt
#define        T_EID                ns_t_eid
#define        T_NIMLOC        ns_t_nimloc
#define        T_SRV                ns_t_srv
#define T_ATMA                ns_t_atma
#define T_NAPTR                ns_t_naptr
#define T_A6                ns_t_a6
#define T_DNAME                ns_t_dname
#define        T_TSIG                ns_t_tsig
#define        T_IXFR                ns_t_ixfr
#define T_AXFR                ns_t_axfr
#define T_MAILB                ns_t_mailb
#define T_MAILA                ns_t_maila
#define T_ANY                ns_t_any

#define C_IN                ns_c_in
#define C_CHAOS                ns_c_chaos
#define C_HS                ns_c_hs
/* BIND_UPDATE */
#define C_NONE                ns_c_none
#define C_ANY                ns_c_any

#define        GETSHORT                NS_GET16
#define        GETLONG                        NS_GET32
#define        PUTSHORT                NS_PUT16
#define        PUTLONG                        NS_PUT32

#endif /* _ARPA_NAMESER_COMPAT_ */
/*! \file */