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				|  |  | +/* Copyright (c) 1983, 1989
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				|  |  | + *    The Regents of the University of California.  All rights reserved.
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				|  |  | + * 
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				|  |  | + * Redistribution and use in source and binary forms, with or without
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				|  |  | + * modification, are permitted provided that the following conditions
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				|  |  | + * are met:
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				|  |  | + * 1. Redistributions of source code must retain the above copyright
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				|  |  | + *    notice, this list of conditions and the following disclaimer.
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				|  |  | + * 2. Redistributions in binary form must reproduce the above copyright
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				|  |  | + *    notice, this list of conditions and the following disclaimer in the
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				|  |  | + *    documentation and/or other materials provided with the distribution.
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				|  |  | + * 4. Neither the name of the University nor the names of its contributors
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				|  |  | + *    may be used to endorse or promote products derived from this software
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				|  |  | + *    without specific prior written permission.
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				|  |  | + * 
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				|  |  | + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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				|  |  | + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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				|  |  | + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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				|  |  | + * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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				|  |  | + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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				|  |  | + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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				|  |  | + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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				|  |  | + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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				|  |  | + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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				|  |  | + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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				|  |  | + * SUCH DAMAGE.
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				|  |  | + */
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				|  |  | +
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				|  |  | +/*
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				|  |  | + *      from nameser.h	8.1 (Berkeley) 6/2/93
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				|  |  | + *	$BINDId: nameser_compat.h,v 8.11 1999/01/02 08:00:58 vixie Exp $
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				|  |  | + */
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				|  |  | +
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				|  |  | +#ifndef _ARPA_NAMESER_COMPAT_
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				|  |  | +#define	_ARPA_NAMESER_COMPAT_
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				|  |  | +
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				|  |  | +#define	__BIND		19950621	/* (DEAD) interface version stamp. */
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				|  |  | +
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				|  |  | +#include <endian.h>
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				|  |  | +
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				|  |  | +/*
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				|  |  | + * Structure for query header.  The order of the fields is machine- and
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				|  |  | + * compiler-dependent, depending on the byte/bit order and the layout
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				|  |  | + * of bit fields.  We use bit fields only in int variables, as this
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				|  |  | + * is all ANSI requires.  This requires a somewhat confusing rearrangement.
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				|  |  | + */
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				|  |  | +
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				|  |  | +typedef struct {
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				|  |  | +	unsigned	id :16;		/* query identification number */
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				|  |  | +#if BYTE_ORDER == BIG_ENDIAN
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				|  |  | +			/* fields in third byte */
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				|  |  | +	unsigned	qr: 1;		/* response flag */
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				|  |  | +	unsigned	opcode: 4;	/* purpose of message */
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				|  |  | +	unsigned	aa: 1;		/* authoritive answer */
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				|  |  | +	unsigned	tc: 1;		/* truncated message */
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				|  |  | +	unsigned	rd: 1;		/* recursion desired */
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				|  |  | +			/* fields in fourth byte */
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				|  |  | +	unsigned	ra: 1;		/* recursion available */
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				|  |  | +	unsigned	unused :1;	/* unused bits (MBZ as of 4.9.3a3) */
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				|  |  | +	unsigned	ad: 1;		/* authentic data from named */
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				|  |  | +	unsigned	cd: 1;		/* checking disabled by resolver */
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				|  |  | +	unsigned	rcode :4;	/* response code */
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				|  |  | +#endif
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				|  |  | +#if BYTE_ORDER == LITTLE_ENDIAN || BYTE_ORDER == PDP_ENDIAN
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				|  |  | +			/* fields in third byte */
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				|  |  | +	unsigned	rd :1;		/* recursion desired */
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				|  |  | +	unsigned	tc :1;		/* truncated message */
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				|  |  | +	unsigned	aa :1;		/* authoritive answer */
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				|  |  | +	unsigned	opcode :4;	/* purpose of message */
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				|  |  | +	unsigned	qr :1;		/* response flag */
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				|  |  | +			/* fields in fourth byte */
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				|  |  | +	unsigned	rcode :4;	/* response code */
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				|  |  | +	unsigned	cd: 1;		/* checking disabled by resolver */
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				|  |  | +	unsigned	ad: 1;		/* authentic data from named */
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				|  |  | +	unsigned	unused :1;	/* unused bits (MBZ as of 4.9.3a3) */
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				|  |  | +	unsigned	ra :1;		/* recursion available */
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				|  |  | +#endif
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				|  |  | +			/* remaining bytes */
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				|  |  | +	unsigned	qdcount :16;	/* number of question entries */
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				|  |  | +	unsigned	ancount :16;	/* number of answer entries */
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				|  |  | +	unsigned	nscount :16;	/* number of authority entries */
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				|  |  | +	unsigned	arcount :16;	/* number of resource entries */
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				|  |  | +} HEADER;
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				|  |  | +
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				|  |  | +#define PACKETSZ	NS_PACKETSZ
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				|  |  | +#define MAXDNAME	NS_MAXDNAME
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				|  |  | +#define MAXCDNAME	NS_MAXCDNAME
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				|  |  | +#define MAXLABEL	NS_MAXLABEL
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				|  |  | +#define	HFIXEDSZ	NS_HFIXEDSZ
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				|  |  | +#define QFIXEDSZ	NS_QFIXEDSZ
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				|  |  | +#define RRFIXEDSZ	NS_RRFIXEDSZ
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				|  |  | +#define	INT32SZ		NS_INT32SZ
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				|  |  | +#define	INT16SZ		NS_INT16SZ
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				|  |  | +#define	INADDRSZ	NS_INADDRSZ
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				|  |  | +#define	IN6ADDRSZ	NS_IN6ADDRSZ
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				|  |  | +#define	INDIR_MASK	NS_CMPRSFLGS
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				|  |  | +#define NAMESERVER_PORT	NS_DEFAULTPORT
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				|  |  | +
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				|  |  | +#define S_ZONE		ns_s_zn
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				|  |  | +#define S_PREREQ	ns_s_pr
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				|  |  | +#define S_UPDATE	ns_s_ud
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				|  |  | +#define S_ADDT		ns_s_ar
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				|  |  | +
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				|  |  | +#define QUERY		ns_o_query
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				|  |  | +#define IQUERY		ns_o_iquery
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				|  |  | +#define STATUS		ns_o_status
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				|  |  | +#define	NS_NOTIFY_OP	ns_o_notify
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				|  |  | +#define	NS_UPDATE_OP	ns_o_update
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				|  |  | +
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				|  |  | +#define NOERROR		ns_r_noerror
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				|  |  | +#define FORMERR		ns_r_formerr
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				|  |  | +#define SERVFAIL	ns_r_servfail
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				|  |  | +#define NXDOMAIN	ns_r_nxdomain
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				|  |  | +#define NOTIMP		ns_r_notimpl
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				|  |  | +#define REFUSED		ns_r_refused
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				|  |  | +#define YXDOMAIN	ns_r_yxdomain
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				|  |  | +#define YXRRSET		ns_r_yxrrset
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				|  |  | +#define NXRRSET		ns_r_nxrrset
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				|  |  | +#define NOTAUTH		ns_r_notauth
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				|  |  | +#define NOTZONE		ns_r_notzone
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				|  |  | +/*#define BADSIG		ns_r_badsig*/
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				|  |  | +/*#define BADKEY		ns_r_badkey*/
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				|  |  | +/*#define BADTIME		ns_r_badtime*/
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				|  |  | +
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				|  |  | +
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				|  |  | +#define DELETE		ns_uop_delete
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				|  |  | +#define ADD		ns_uop_add
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				|  |  | +
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				|  |  | +#define T_A		ns_t_a
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				|  |  | +#define T_NS		ns_t_ns
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				|  |  | +#define T_MD		ns_t_md
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				|  |  | +#define T_MF		ns_t_mf
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				|  |  | +#define T_CNAME		ns_t_cname
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				|  |  | +#define T_SOA		ns_t_soa
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				|  |  | +#define T_MB		ns_t_mb
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				|  |  | +#define T_MG		ns_t_mg
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				|  |  | +#define T_MR		ns_t_mr
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				|  |  | +#define T_NULL		ns_t_null
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				|  |  | +#define T_WKS		ns_t_wks
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				|  |  | +#define T_PTR		ns_t_ptr
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				|  |  | +#define T_HINFO		ns_t_hinfo
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				|  |  | +#define T_MINFO		ns_t_minfo
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				|  |  | +#define T_MX		ns_t_mx
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				|  |  | +#define T_TXT		ns_t_txt
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				|  |  | +#define	T_RP		ns_t_rp
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				|  |  | +#define T_AFSDB		ns_t_afsdb
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				|  |  | +#define T_X25		ns_t_x25
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				|  |  | +#define T_ISDN		ns_t_isdn
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				|  |  | +#define T_RT		ns_t_rt
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				|  |  | +#define T_NSAP		ns_t_nsap
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				|  |  | +#define T_NSAP_PTR	ns_t_nsap_ptr
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				|  |  | +#define	T_SIG		ns_t_sig
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				|  |  | +#define	T_KEY		ns_t_key
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				|  |  | +#define	T_PX		ns_t_px
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				|  |  | +#define	T_GPOS		ns_t_gpos
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				|  |  | +#define	T_AAAA		ns_t_aaaa
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				|  |  | +#define	T_LOC		ns_t_loc
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				|  |  | +#define	T_NXT		ns_t_nxt
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				|  |  | +#define	T_EID		ns_t_eid
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				|  |  | +#define	T_NIMLOC	ns_t_nimloc
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				|  |  | +#define	T_SRV		ns_t_srv
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				|  |  | +#define T_ATMA		ns_t_atma
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				|  |  | +#define T_NAPTR		ns_t_naptr
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				|  |  | +#define	T_TSIG		ns_t_tsig
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				|  |  | +#define	T_IXFR		ns_t_ixfr
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				|  |  | +#define T_AXFR		ns_t_axfr
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				|  |  | +#define T_MAILB		ns_t_mailb
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				|  |  | +#define T_MAILA		ns_t_maila
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				|  |  | +#define T_ANY		ns_t_any
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				|  |  | +
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				|  |  | +#define C_IN		ns_c_in
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				|  |  | +#define C_CHAOS		ns_c_chaos
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				|  |  | +#define C_HS		ns_c_hs
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				|  |  | +/* BIND_UPDATE */
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				|  |  | +#define C_NONE		ns_c_none
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				|  |  | +#define C_ANY		ns_c_any
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				|  |  | +
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				|  |  | +#define	GETSHORT		NS_GET16
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				|  |  | +#define	GETLONG			NS_GET32
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				|  |  | +#define	PUTSHORT		NS_PUT16
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				|  |  | +#define	PUTLONG			NS_PUT32
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				|  |  | +
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				|  |  | +#endif /* _ARPA_NAMESER_COMPAT_ */
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