The C and C++ Include Header Files

/usr/include/arpa/nameser_compat.h


$ cat -n /usr/include/arpa/nameser_compat.h

     1	/* Copyright (c) 1983, 1989
     2	 *    The Regents of the University of California.  All rights reserved.
     3	 *
     4	 * Redistribution and use in source and binary forms, with or without
     5	 * modification, are permitted provided that the following conditions
     6	 * are met:
     7	 * 1. Redistributions of source code must retain the above copyright
     8	 *    notice, this list of conditions and the following disclaimer.
     9	 * 2. Redistributions in binary form must reproduce the above copyright
    10	 *    notice, this list of conditions and the following disclaimer in the
    11	 *    documentation and/or other materials provided with the distribution.
    12	 * 4. Neither the name of the University nor the names of its contributors
    13	 *    may be used to endorse or promote products derived from this software
    14	 *    without specific prior written permission.
    15	 *
    16	 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
    17	 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    18	 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
    19	 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
    20	 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
    21	 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
    22	 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
    23	 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
    24	 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
    25	 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
    26	 * SUCH DAMAGE.
    27	 */
    28	
    29	#ifndef _ARPA_NAMESER_COMPAT_
    30	#define	_ARPA_NAMESER_COMPAT_
    31	
    32	#include <endian.h>
    33	
    34	/*%
    35	 * Structure for query header.  The order of the fields is machine- and
    36	 * compiler-dependent, depending on the byte/bit order and the layout
    37	 * of bit fields.  We use bit fields only in int variables, as this
    38	 * is all ANSI requires.  This requires a somewhat confusing rearrangement.
    39	 */
    40	
    41	typedef struct {
    42		unsigned	id :16;		/*%< query identification number */
    43	#if __BYTE_ORDER == __BIG_ENDIAN
    44				/* fields in third byte */
    45		unsigned	qr: 1;		/*%< response flag */
    46		unsigned	opcode: 4;	/*%< purpose of message */
    47		unsigned	aa: 1;		/*%< authoritative answer */
    48		unsigned	tc: 1;		/*%< truncated message */
    49		unsigned	rd: 1;		/*%< recursion desired */
    50				/* fields in fourth byte */
    51		unsigned	ra: 1;		/*%< recursion available */
    52		unsigned	unused :1;	/*%< unused bits (MBZ as of 4.9.3a3) */
    53		unsigned	ad: 1;		/*%< authentic data from named */
    54		unsigned	cd: 1;		/*%< checking disabled by resolver */
    55		unsigned	rcode :4;	/*%< response code */
    56	#endif
    57	#if __BYTE_ORDER == __LITTLE_ENDIAN || __BYTE_ORDER == __PDP_ENDIAN
    58				/* fields in third byte */
    59		unsigned	rd :1;		/*%< recursion desired */
    60		unsigned	tc :1;		/*%< truncated message */
    61		unsigned	aa :1;		/*%< authoritative answer */
    62		unsigned	opcode :4;	/*%< purpose of message */
    63		unsigned	qr :1;		/*%< response flag */
    64				/* fields in fourth byte */
    65		unsigned	rcode :4;	/*%< response code */
    66		unsigned	cd: 1;		/*%< checking disabled by resolver */
    67		unsigned	ad: 1;		/*%< authentic data from named */
    68		unsigned	unused :1;	/*%< unused bits (MBZ as of 4.9.3a3) */
    69		unsigned	ra :1;		/*%< recursion available */
    70	#endif
    71				/* remaining bytes */
    72		unsigned	qdcount :16;	/*%< number of question entries */
    73		unsigned	ancount :16;	/*%< number of answer entries */
    74		unsigned	nscount :16;	/*%< number of authority entries */
    75		unsigned	arcount :16;	/*%< number of resource entries */
    76	} HEADER;
    77	
    78	#define PACKETSZ	NS_PACKETSZ
    79	#define MAXDNAME	NS_MAXDNAME
    80	#define MAXCDNAME	NS_MAXCDNAME
    81	#define MAXLABEL	NS_MAXLABEL
    82	#define	HFIXEDSZ	NS_HFIXEDSZ
    83	#define QFIXEDSZ	NS_QFIXEDSZ
    84	#define RRFIXEDSZ	NS_RRFIXEDSZ
    85	#define	INT32SZ		NS_INT32SZ
    86	#define	INT16SZ		NS_INT16SZ
    87	#define INT8SZ		NS_INT8SZ
    88	#define	INADDRSZ	NS_INADDRSZ
    89	#define	IN6ADDRSZ	NS_IN6ADDRSZ
    90	#define	INDIR_MASK	NS_CMPRSFLGS
    91	#define NAMESERVER_PORT	NS_DEFAULTPORT
    92	
    93	#define S_ZONE		ns_s_zn
    94	#define S_PREREQ	ns_s_pr
    95	#define S_UPDATE	ns_s_ud
    96	#define S_ADDT		ns_s_ar
    97	
    98	#define QUERY		ns_o_query
    99	#define IQUERY		ns_o_iquery
   100	#define STATUS		ns_o_status
   101	#define	NS_NOTIFY_OP	ns_o_notify
   102	#define	NS_UPDATE_OP	ns_o_update
   103	
   104	#define NOERROR		ns_r_noerror
   105	#define FORMERR		ns_r_formerr
   106	#define SERVFAIL	ns_r_servfail
   107	#define NXDOMAIN	ns_r_nxdomain
   108	#define NOTIMP		ns_r_notimpl
   109	#define REFUSED		ns_r_refused
   110	#define YXDOMAIN	ns_r_yxdomain
   111	#define YXRRSET		ns_r_yxrrset
   112	#define NXRRSET		ns_r_nxrrset
   113	#define NOTAUTH		ns_r_notauth
   114	#define NOTZONE		ns_r_notzone
   115	/*#define BADSIG		ns_r_badsig*/
   116	/*#define BADKEY		ns_r_badkey*/
   117	/*#define BADTIME		ns_r_badtime*/
   118	
   119	
   120	#define DELETE		ns_uop_delete
   121	#define ADD		ns_uop_add
   122	
   123	#define T_A ns_t_a
   124	#define T_NS ns_t_ns
   125	#define T_MD ns_t_md
   126	#define T_MF ns_t_mf
   127	#define T_CNAME ns_t_cname
   128	#define T_SOA ns_t_soa
   129	#define T_MB ns_t_mb
   130	#define T_MG ns_t_mg
   131	#define T_MR ns_t_mr
   132	#define T_NULL ns_t_null
   133	#define T_WKS ns_t_wks
   134	#define T_PTR ns_t_ptr
   135	#define T_HINFO ns_t_hinfo
   136	#define T_MINFO ns_t_minfo
   137	#define T_MX ns_t_mx
   138	#define T_TXT ns_t_txt
   139	#define T_RP ns_t_rp
   140	#define T_AFSDB ns_t_afsdb
   141	#define T_X25 ns_t_x25
   142	#define T_ISDN ns_t_isdn
   143	#define T_RT ns_t_rt
   144	#define T_NSAP ns_t_nsap
   145	#define T_NSAP_PTR ns_t_nsap_ptr
   146	#define T_SIG ns_t_sig
   147	#define T_KEY ns_t_key
   148	#define T_PX ns_t_px
   149	#define T_GPOS ns_t_gpos
   150	#define T_AAAA ns_t_aaaa
   151	#define T_LOC ns_t_loc
   152	#define T_NXT ns_t_nxt
   153	#define T_EID ns_t_eid
   154	#define T_NIMLOC ns_t_nimloc
   155	#define T_SRV ns_t_srv
   156	#define T_ATMA ns_t_atma
   157	#define T_NAPTR ns_t_naptr
   158	#define T_KX ns_t_kx
   159	#define T_CERT ns_t_cert
   160	#define T_A6 ns_t_a6
   161	#define T_DNAME ns_t_dname
   162	#define T_SINK ns_t_sink
   163	#define T_OPT ns_t_opt
   164	#define T_APL ns_t_apl
   165	#define T_DS ns_t_ds
   166	#define T_SSHFP ns_t_sshfp
   167	#define T_IPSECKEY ns_t_ipseckey
   168	#define T_RRSIG ns_t_rrsig
   169	#define T_NSEC ns_t_nsec
   170	#define T_DNSKEY ns_t_dnskey
   171	#define T_DHCID ns_t_dhcid
   172	#define T_NSEC3 ns_t_nsec3
   173	#define T_NSEC3PARAM ns_t_nsec3param
   174	#define T_TLSA ns_t_tlsa
   175	#define T_SMIMEA ns_t_smimea
   176	#define T_HIP ns_t_hip
   177	#define T_NINFO ns_t_ninfo
   178	#define T_RKEY ns_t_rkey
   179	#define T_TALINK ns_t_talink
   180	#define T_CDS ns_t_cds
   181	#define T_CDNSKEY ns_t_cdnskey
   182	#define T_OPENPGPKEY ns_t_openpgpkey
   183	#define T_CSYNC ns_t_csync
   184	#define T_SPF ns_t_spf
   185	#define T_UINFO ns_t_uinfo
   186	#define T_UID ns_t_uid
   187	#define T_GID ns_t_gid
   188	#define T_UNSPEC ns_t_unspec
   189	#define T_NID ns_t_nid
   190	#define T_L32 ns_t_l32
   191	#define T_L64 ns_t_l64
   192	#define T_LP ns_t_lp
   193	#define T_EUI48 ns_t_eui48
   194	#define T_EUI64 ns_t_eui64
   195	#define T_TKEY ns_t_tkey
   196	#define T_TSIG ns_t_tsig
   197	#define T_IXFR ns_t_ixfr
   198	#define T_AXFR ns_t_axfr
   199	#define T_MAILB ns_t_mailb
   200	#define T_MAILA ns_t_maila
   201	#define T_ANY ns_t_any
   202	#define T_URI ns_t_uri
   203	#define T_CAA ns_t_caa
   204	#define T_AVC ns_t_avc
   205	#define T_TA ns_t_ta
   206	#define T_DLV ns_t_dlv
   207	
   208	#define C_IN		ns_c_in
   209	#define C_CHAOS		ns_c_chaos
   210	#define C_HS		ns_c_hs
   211	/* BIND_UPDATE */
   212	#define C_NONE		ns_c_none
   213	#define C_ANY		ns_c_any
   214	
   215	#define	GETSHORT		NS_GET16
   216	#define	GETLONG			NS_GET32
   217	#define	PUTSHORT		NS_PUT16
   218	#define	PUTLONG			NS_PUT32
   219	
   220	#endif /* _ARPA_NAMESER_COMPAT_ */
   221	/*! \file */