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- #ifndef ARES_NAMESER_H
- #define ARES_NAMESER_H
- #include "ares_build.h"
- #ifdef CARES_HAVE_ARPA_NAMESER_H
- # include <arpa/nameser.h>
- #endif
- #ifdef CARES_HAVE_ARPA_NAMESER_COMPAT_H
- # include <arpa/nameser_compat.h>
- #endif
- /* ============================================================================
- * arpa/nameser.h may or may not provide ALL of the below defines, so check
- * each one individually and set if not
- * ============================================================================
- */
- #ifndef NS_PACKETSZ
- # define NS_PACKETSZ 512 /* maximum packet size */
- #endif
- #ifndef NS_MAXDNAME
- # define NS_MAXDNAME 256 /* maximum domain name */
- #endif
- #ifndef NS_MAXCDNAME
- # define NS_MAXCDNAME 255 /* maximum compressed domain name */
- #endif
- #ifndef NS_MAXLABEL
- # define NS_MAXLABEL 63
- #endif
- #ifndef NS_HFIXEDSZ
- # define NS_HFIXEDSZ 12 /* #/bytes of fixed data in header */
- #endif
- #ifndef NS_QFIXEDSZ
- # define NS_QFIXEDSZ 4 /* #/bytes of fixed data in query */
- #endif
- #ifndef NS_RRFIXEDSZ
- # define NS_RRFIXEDSZ 10 /* #/bytes of fixed data in r record */
- #endif
- #ifndef NS_INT16SZ
- # define NS_INT16SZ 2
- #endif
- #ifndef NS_INADDRSZ
- # define NS_INADDRSZ 4
- #endif
- #ifndef NS_IN6ADDRSZ
- # define NS_IN6ADDRSZ 16
- #endif
- #ifndef NS_CMPRSFLGS
- # define NS_CMPRSFLGS 0xc0 /* Flag bits indicating name compression. */
- #endif
- #ifndef NS_DEFAULTPORT
- # define NS_DEFAULTPORT 53 /* For both TCP and UDP. */
- #endif
- /* ============================================================================
- * arpa/nameser.h should provide these enumerations always, so if not found,
- * provide them
- * ============================================================================
- */
- #ifndef CARES_HAVE_ARPA_NAMESER_H
- typedef enum __ns_class {
- ns_c_invalid = 0, /* Cookie. */
- ns_c_in = 1, /* Internet. */
- ns_c_2 = 2, /* unallocated/unsupported. */
- ns_c_chaos = 3, /* MIT Chaos-net. */
- ns_c_hs = 4, /* MIT Hesiod. */
- /* Query class values which do not appear in resource records */
- ns_c_none = 254, /* for prereq. sections in update requests */
- ns_c_any = 255, /* Wildcard match. */
- ns_c_max = 65536
- } ns_class;
- typedef enum __ns_type {
- ns_t_invalid = 0, /* Cookie. */
- ns_t_a = 1, /* Host address. */
- ns_t_ns = 2, /* Authoritative server. */
- ns_t_md = 3, /* Mail destination. */
- ns_t_mf = 4, /* Mail forwarder. */
- ns_t_cname = 5, /* Canonical name. */
- ns_t_soa = 6, /* Start of authority zone. */
- ns_t_mb = 7, /* Mailbox domain name. */
- ns_t_mg = 8, /* Mail group member. */
- ns_t_mr = 9, /* Mail rename name. */
- ns_t_null = 10, /* Null resource record. */
- ns_t_wks = 11, /* Well known service. */
- ns_t_ptr = 12, /* Domain name pointer. */
- ns_t_hinfo = 13, /* Host information. */
- ns_t_minfo = 14, /* Mailbox information. */
- ns_t_mx = 15, /* Mail routing information. */
- ns_t_txt = 16, /* Text strings. */
- ns_t_rp = 17, /* Responsible person. */
- ns_t_afsdb = 18, /* AFS cell database. */
- ns_t_x25 = 19, /* X_25 calling address. */
- ns_t_isdn = 20, /* ISDN calling address. */
- ns_t_rt = 21, /* Router. */
- ns_t_nsap = 22, /* NSAP address. */
- ns_t_nsap_ptr = 23, /* Reverse NSAP lookup (deprecated). */
- ns_t_sig = 24, /* Security signature. */
- ns_t_key = 25, /* Security key. */
- ns_t_px = 26, /* X.400 mail mapping. */
- ns_t_gpos = 27, /* Geographical position (withdrawn). */
- ns_t_aaaa = 28, /* Ip6 Address. */
- ns_t_loc = 29, /* Location Information. */
- ns_t_nxt = 30, /* Next domain (security). */
- ns_t_eid = 31, /* Endpoint identifier. */
- ns_t_nimloc = 32, /* Nimrod Locator. */
- ns_t_srv = 33, /* Server Selection. */
- ns_t_atma = 34, /* ATM Address */
- ns_t_naptr = 35, /* Naming Authority PoinTeR */
- ns_t_kx = 36, /* Key Exchange */
- ns_t_cert = 37, /* Certification record */
- ns_t_a6 = 38, /* IPv6 address (deprecates AAAA) */
- ns_t_dname = 39, /* Non-terminal DNAME (for IPv6) */
- ns_t_sink = 40, /* Kitchen sink (experimentatl) */
- ns_t_opt = 41, /* EDNS0 option (meta-RR) */
- ns_t_apl = 42, /* Address prefix list (RFC3123) */
- ns_t_ds = 43, /* Delegation Signer (RFC4034) */
- ns_t_sshfp = 44, /* SSH Key Fingerprint (RFC4255) */
- ns_t_rrsig = 46, /* Resource Record Signature (RFC4034) */
- ns_t_nsec = 47, /* Next Secure (RFC4034) */
- ns_t_dnskey = 48, /* DNS Public Key (RFC4034) */
- ns_t_tkey = 249, /* Transaction key */
- ns_t_tsig = 250, /* Transaction signature. */
- ns_t_ixfr = 251, /* Incremental zone transfer. */
- ns_t_axfr = 252, /* Transfer zone of authority. */
- ns_t_mailb = 253, /* Transfer mailbox records. */
- ns_t_maila = 254, /* Transfer mail agent records. */
- ns_t_any = 255, /* Wildcard match. */
- ns_t_uri = 256, /* Uniform Resource Identifier (RFC7553) */
- ns_t_caa = 257, /* Certification Authority Authorization. */
- ns_t_max = 65536
- } ns_type;
- typedef enum __ns_opcode {
- ns_o_query = 0, /* Standard query. */
- ns_o_iquery = 1, /* Inverse query (deprecated/unsupported). */
- ns_o_status = 2, /* Name server status query (unsupported). */
- /* Opcode 3 is undefined/reserved. */
- ns_o_notify = 4, /* Zone change notification. */
- ns_o_update = 5, /* Zone update message. */
- ns_o_max = 6
- } ns_opcode;
- typedef enum __ns_rcode {
- ns_r_noerror = 0, /* No error occurred. */
- ns_r_formerr = 1, /* Format error. */
- ns_r_servfail = 2, /* Server failure. */
- ns_r_nxdomain = 3, /* Name error. */
- ns_r_notimpl = 4, /* Unimplemented. */
- ns_r_refused = 5, /* Operation refused. */
- /* these are for BIND_UPDATE */
- ns_r_yxdomain = 6, /* Name exists */
- ns_r_yxrrset = 7, /* RRset exists */
- ns_r_nxrrset = 8, /* RRset does not exist */
- ns_r_notauth = 9, /* Not authoritative for zone */
- ns_r_notzone = 10, /* Zone of record different from zone section */
- ns_r_max = 11,
- /* The following are TSIG extended errors */
- ns_r_badsig = 16,
- ns_r_badkey = 17,
- ns_r_badtime = 18
- } ns_rcode;
- #endif /* CARES_HAVE_ARPA_NAMESER_H */
- /* ============================================================================
- * arpa/nameser_compat.h typically sets these. However on some systems
- * arpa/nameser.h does, but may not set all of them. Lets conditionally
- * define each
- * ============================================================================
- */
- #ifndef PACKETSZ
- # define PACKETSZ NS_PACKETSZ
- #endif
- #ifndef MAXDNAME
- # define MAXDNAME NS_MAXDNAME
- #endif
- #ifndef MAXCDNAME
- # define MAXCDNAME NS_MAXCDNAME
- #endif
- #ifndef MAXLABEL
- # define MAXLABEL NS_MAXLABEL
- #endif
- #ifndef HFIXEDSZ
- # define HFIXEDSZ NS_HFIXEDSZ
- #endif
- #ifndef QFIXEDSZ
- # define QFIXEDSZ NS_QFIXEDSZ
- #endif
- #ifndef RRFIXEDSZ
- # define RRFIXEDSZ NS_RRFIXEDSZ
- #endif
- #ifndef INDIR_MASK
- # define INDIR_MASK NS_CMPRSFLGS
- #endif
- #ifndef NAMESERVER_PORT
- # define NAMESERVER_PORT NS_DEFAULTPORT
- #endif
- /* opcodes */
- #ifndef O_QUERY
- # define O_QUERY 0 /* ns_o_query */
- #endif
- #ifndef O_IQUERY
- # define O_IQUERY 1 /* ns_o_iquery */
- #endif
- #ifndef O_STATUS
- # define O_STATUS 2 /* ns_o_status */
- #endif
- #ifndef O_NOTIFY
- # define O_NOTIFY 4 /* ns_o_notify */
- #endif
- #ifndef O_UPDATE
- # define O_UPDATE 5 /* ns_o_update */
- #endif
- /* response codes */
- #ifndef SERVFAIL
- # define SERVFAIL ns_r_servfail
- #endif
- #ifndef NOTIMP
- # define NOTIMP ns_r_notimpl
- #endif
- #ifndef REFUSED
- # define REFUSED ns_r_refused
- #endif
- #if defined(_WIN32) && !defined(HAVE_ARPA_NAMESER_COMPAT_H) && defined(NOERROR)
- # undef NOERROR /* it seems this is already defined in winerror.h */
- #endif
- #ifndef NOERROR
- # define NOERROR ns_r_noerror
- #endif
- #ifndef FORMERR
- # define FORMERR ns_r_formerr
- #endif
- #ifndef NXDOMAIN
- # define NXDOMAIN ns_r_nxdomain
- #endif
- /* Non-standard response codes, use numeric values */
- #ifndef YXDOMAIN
- # define YXDOMAIN 6 /* ns_r_yxdomain */
- #endif
- #ifndef YXRRSET
- # define YXRRSET 7 /* ns_r_yxrrset */
- #endif
- #ifndef NXRRSET
- # define NXRRSET 8 /* ns_r_nxrrset */
- #endif
- #ifndef NOTAUTH
- # define NOTAUTH 9 /* ns_r_notauth */
- #endif
- #ifndef NOTZONE
- # define NOTZONE 10 /* ns_r_notzone */
- #endif
- #ifndef TSIG_BADSIG
- # define TSIG_BADSIG 16 /* ns_r_badsig */
- #endif
- #ifndef TSIG_BADKEY
- # define TSIG_BADKEY 17 /* ns_r_badkey */
- #endif
- #ifndef TSIG_BADTIME
- # define TSIG_BADTIME 18 /* ns_r_badtime */
- #endif
- /* classes */
- #ifndef C_IN
- # define C_IN 1 /* ns_c_in */
- #endif
- #ifndef C_CHAOS
- # define C_CHAOS 3 /* ns_c_chaos */
- #endif
- #ifndef C_HS
- # define C_HS 4 /* ns_c_hs */
- #endif
- #ifndef C_NONE
- # define C_NONE 254 /* ns_c_none */
- #endif
- #ifndef C_ANY
- # define C_ANY 255 /* ns_c_any */
- #endif
- /* types */
- #ifndef T_A
- # define T_A 1 /* ns_t_a */
- #endif
- #ifndef T_NS
- # define T_NS 2 /* ns_t_ns */
- #endif
- #ifndef T_MD
- # define T_MD 3 /* ns_t_md */
- #endif
- #ifndef T_MF
- # define T_MF 4 /* ns_t_mf */
- #endif
- #ifndef T_CNAME
- # define T_CNAME 5 /* ns_t_cname */
- #endif
- #ifndef T_SOA
- # define T_SOA 6 /* ns_t_soa */
- #endif
- #ifndef T_MB
- # define T_MB 7 /* ns_t_mb */
- #endif
- #ifndef T_MG
- # define T_MG 8 /* ns_t_mg */
- #endif
- #ifndef T_MR
- # define T_MR 9 /* ns_t_mr */
- #endif
- #ifndef T_NULL
- # define T_NULL 10 /* ns_t_null */
- #endif
- #ifndef T_WKS
- # define T_WKS 11 /* ns_t_wks */
- #endif
- #ifndef T_PTR
- # define T_PTR 12 /* ns_t_ptr */
- #endif
- #ifndef T_HINFO
- # define T_HINFO 13 /* ns_t_hinfo */
- #endif
- #ifndef T_MINFO
- # define T_MINFO 14 /* ns_t_minfo */
- #endif
- #ifndef T_MX
- # define T_MX 15 /* ns_t_mx */
- #endif
- #ifndef T_TXT
- # define T_TXT 16 /* ns_t_txt */
- #endif
- #ifndef T_RP
- # define T_RP 17 /* ns_t_rp */
- #endif
- #ifndef T_AFSDB
- # define T_AFSDB 18 /* ns_t_afsdb */
- #endif
- #ifndef T_X25
- # define T_X25 19 /* ns_t_x25 */
- #endif
- #ifndef T_ISDN
- # define T_ISDN 20 /* ns_t_isdn */
- #endif
- #ifndef T_RT
- # define T_RT 21 /* ns_t_rt */
- #endif
- #ifndef T_NSAP
- # define T_NSAP 22 /* ns_t_nsap */
- #endif
- #ifndef T_NSAP_PTR
- # define T_NSAP_PTR 23 /* ns_t_nsap_ptr */
- #endif
- #ifndef T_SIG
- # define T_SIG 24 /* ns_t_sig */
- #endif
- #ifndef T_KEY
- # define T_KEY 25 /* ns_t_key */
- #endif
- #ifndef T_PX
- # define T_PX 26 /* ns_t_px */
- #endif
- #ifndef T_GPOS
- # define T_GPOS 27 /* ns_t_gpos */
- #endif
- #ifndef T_AAAA
- # define T_AAAA 28 /* ns_t_aaaa */
- #endif
- #ifndef T_LOC
- # define T_LOC 29 /* ns_t_loc */
- #endif
- #ifndef T_NXT
- # define T_NXT 30 /* ns_t_nxt */
- #endif
- #ifndef T_EID
- # define T_EID 31 /* ns_t_eid */
- #endif
- #ifndef T_NIMLOC
- # define T_NIMLOC 32 /* ns_t_nimloc */
- #endif
- #ifndef T_SRV
- # define T_SRV 33 /* ns_t_srv */
- #endif
- #ifndef T_ATMA
- # define T_ATMA 34 /* ns_t_atma */
- #endif
- #ifndef T_NAPTR
- # define T_NAPTR 35 /* ns_t_naptr */
- #endif
- #ifndef T_KX
- # define T_KX 36 /* ns_t_kx */
- #endif
- #ifndef T_CERT
- # define T_CERT 37 /* ns_t_cert */
- #endif
- #ifndef T_A6
- # define T_A6 38 /* ns_t_a6 */
- #endif
- #ifndef T_DNAME
- # define T_DNAME 39 /* ns_t_dname */
- #endif
- #ifndef T_SINK
- # define T_SINK 40 /* ns_t_sink */
- #endif
- #ifndef T_OPT
- # define T_OPT 41 /* ns_t_opt */
- #endif
- #ifndef T_APL
- # define T_APL 42 /* ns_t_apl */
- #endif
- #ifndef T_DS
- # define T_DS 43 /* ns_t_ds */
- #endif
- #ifndef T_SSHFP
- # define T_SSHFP 44 /* ns_t_sshfp */
- #endif
- #ifndef T_RRSIG
- # define T_RRSIG 46 /* ns_t_rrsig */
- #endif
- #ifndef T_NSEC
- # define T_NSEC 47 /* ns_t_nsec */
- #endif
- #ifndef T_DNSKEY
- # define T_DNSKEY 48 /* ns_t_dnskey */
- #endif
- #ifndef T_TKEY
- # define T_TKEY 249 /* ns_t_tkey */
- #endif
- #ifndef T_TSIG
- # define T_TSIG 250 /* ns_t_tsig */
- #endif
- #ifndef T_IXFR
- # define T_IXFR 251 /* ns_t_ixfr */
- #endif
- #ifndef T_AXFR
- # define T_AXFR 252 /* ns_t_axfr */
- #endif
- #ifndef T_MAILB
- # define T_MAILB 253 /* ns_t_mailb */
- #endif
- #ifndef T_MAILA
- # define T_MAILA 254 /* ns_t_maila */
- #endif
- #ifndef T_ANY
- # define T_ANY 255 /* ns_t_any */
- #endif
- #ifndef T_URI
- # define T_URI 256 /* ns_t_uri */
- #endif
- #ifndef T_CAA
- # define T_CAA 257 /* ns_t_caa */
- #endif
- #ifndef T_MAX
- # define T_MAX 65536 /* ns_t_max */
- #endif
- #endif /* ARES_NAMESER_H */
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