225 lines
7.9 KiB
C
225 lines
7.9 KiB
C
#ifndef ARES_NAMESER_H
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#define ARES_NAMESER_H
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/* Windows-only header file provided by liren@vivisimo.com to make his Windows
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port build */
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#ifndef NETWARE
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#include <windows.h>
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#include <process.h> /* for the _getpid() proto */
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#endif /* !NETWARE */
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#include <sys/types.h>
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#ifndef NETWARE
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#define MAXHOSTNAMELEN 256
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#define EINPROGRESS WSAEINPROGRESS
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#define EWOULDBLOCK WSAEWOULDBLOCK
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/* Structure for scatter/gather I/O. */
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struct iovec
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{
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void *iov_base; /* Pointer to data. */
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size_t iov_len; /* Length of data. */
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};
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#define getpid() _getpid()
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int ares_writev (SOCKET s, const struct iovec *vector, size_t count);
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#define writev(s,vect,count) ares_writev(s,vect,count)
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struct timezone { int dummy; };
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int ares_gettimeofday(struct timeval *tv, struct timezone *tz);
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#define gettimeofday(tv,tz) ares_gettimeofday(tv,tz)
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#endif /* !NETWARE */
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#define NS_CMPRSFLGS 0xc0
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/* Flag bits indicating name compression. */
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#define INDIR_MASK NS_CMPRSFLGS
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typedef enum __ns_class {
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ns_c_invalid = 0, /* Cookie. */
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ns_c_in = 1, /* Internet. */
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ns_c_2 = 2, /* unallocated/unsupported. */
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ns_c_chaos = 3, /* MIT Chaos-net. */
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ns_c_hs = 4, /* MIT Hesiod. */
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/* Query class values which do not appear in resource records */
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ns_c_none = 254, /* for prereq. sections in update requests */
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ns_c_any = 255, /* Wildcard match. */
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ns_c_max = 65536
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} ns_class;
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#define C_IN ns_c_in
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typedef enum __ns_type {
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ns_t_invalid = 0, /* Cookie. */
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ns_t_a = 1, /* Host address. */
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ns_t_ns = 2, /* Authoritative server. */
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ns_t_md = 3, /* Mail destination. */
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ns_t_mf = 4, /* Mail forwarder. */
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ns_t_cname = 5, /* Canonical name. */
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ns_t_soa = 6, /* Start of authority zone. */
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ns_t_mb = 7, /* Mailbox domain name. */
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ns_t_mg = 8, /* Mail group member. */
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ns_t_mr = 9, /* Mail rename name. */
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ns_t_null = 10, /* Null resource record. */
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ns_t_wks = 11, /* Well known service. */
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ns_t_ptr = 12, /* Domain name pointer. */
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ns_t_hinfo = 13, /* Host information. */
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ns_t_minfo = 14, /* Mailbox information. */
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ns_t_mx = 15, /* Mail routing information. */
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ns_t_txt = 16, /* Text strings. */
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ns_t_rp = 17, /* Responsible person. */
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ns_t_afsdb = 18, /* AFS cell database. */
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ns_t_x25 = 19, /* X_25 calling address. */
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ns_t_isdn = 20, /* ISDN calling address. */
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ns_t_rt = 21, /* Router. */
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ns_t_nsap = 22, /* NSAP address. */
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ns_t_nsap_ptr = 23, /* Reverse NSAP lookup (deprecated). */
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ns_t_sig = 24, /* Security signature. */
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ns_t_key = 25, /* Security key. */
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ns_t_px = 26, /* X.400 mail mapping. */
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ns_t_gpos = 27, /* Geographical position (withdrawn). */
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ns_t_aaaa = 28, /* Ip6 Address. */
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ns_t_loc = 29, /* Location Information. */
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ns_t_nxt = 30, /* Next domain (security). */
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ns_t_eid = 31, /* Endpoint identifier. */
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ns_t_nimloc = 32, /* Nimrod Locator. */
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ns_t_srv = 33, /* Server Selection. */
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ns_t_atma = 34, /* ATM Address */
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ns_t_naptr = 35, /* Naming Authority PoinTeR */
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ns_t_kx = 36, /* Key Exchange */
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ns_t_cert = 37, /* Certification record */
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ns_t_a6 = 38, /* IPv6 address (deprecates AAAA) */
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ns_t_dname = 39, /* Non-terminal DNAME (for IPv6) */
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ns_t_sink = 40, /* Kitchen sink (experimentatl) */
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ns_t_opt = 41, /* EDNS0 option (meta-RR) */
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ns_t_tsig = 250, /* Transaction signature. */
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ns_t_ixfr = 251, /* Incremental zone transfer. */
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ns_t_axfr = 252, /* Transfer zone of authority. */
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ns_t_mailb = 253, /* Transfer mailbox records. */
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ns_t_maila = 254, /* Transfer mail agent records. */
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ns_t_any = 255, /* Wildcard match. */
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ns_t_zxfr = 256, /* BIND-specific, nonstandard. */
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ns_t_max = 65536
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} ns_type;
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#define T_PTR ns_t_ptr
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#define T_A ns_t_a
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#define NS_DEFAULTPORT 53 /* For both TCP and UDP. */
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#define NAMESERVER_PORT NS_DEFAULTPORT
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#define NS_HFIXEDSZ 12 /* #/bytes of fixed data in header */
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#define HFIXEDSZ NS_HFIXEDSZ
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#define NS_QFIXEDSZ 4 /* #/bytes of fixed data in query */
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#define QFIXEDSZ NS_QFIXEDSZ
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typedef enum __ns_opcode {
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ns_o_query = 0, /* Standard query. */
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ns_o_iquery = 1, /* Inverse query (deprecated/unsupported). */
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ns_o_status = 2, /* Name server status query (unsupported). */
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/* Opcode 3 is undefined/reserved. */
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ns_o_notify = 4, /* Zone change notification. */
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ns_o_update = 5, /* Zone update message. */
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ns_o_max = 6
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} ns_opcode;
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#define QUERY ns_o_query
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#define NS_MAXLABEL 63
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#define MAXLABEL NS_MAXLABEL
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#define NS_RRFIXEDSZ 10 /* #/bytes of fixed data in r record */
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#define RRFIXEDSZ NS_RRFIXEDSZ
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#define T_CNAME ns_t_cname
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#define NS_PACKETSZ 512 /* maximum packet size */
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#define PACKETSZ NS_PACKETSZ
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typedef enum __ns_rcode {
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ns_r_noerror = 0, /* No error occurred. */
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ns_r_formerr = 1, /* Format error. */
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ns_r_servfail = 2, /* Server failure. */
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ns_r_nxdomain = 3, /* Name error. */
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ns_r_notimpl = 4, /* Unimplemented. */
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ns_r_refused = 5, /* Operation refused. */
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/* these are for BIND_UPDATE */
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ns_r_yxdomain = 6, /* Name exists */
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ns_r_yxrrset = 7, /* RRset exists */
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ns_r_nxrrset = 8, /* RRset does not exist */
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ns_r_notauth = 9, /* Not authoritative for zone */
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ns_r_notzone = 10, /* Zone of record different from zone section */
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ns_r_max = 11,
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/* The following are TSIG extended errors */
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ns_r_badsig = 16,
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ns_r_badkey = 17,
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ns_r_badtime = 18
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} ns_rcode;
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#define SERVFAIL ns_r_servfail
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#define NOTIMP ns_r_notimpl
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#define REFUSED ns_r_refused
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#undef NOERROR /* it seems this is already defined in winerror.h */
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#define NOERROR ns_r_noerror
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#define FORMERR ns_r_formerr
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#define NXDOMAIN ns_r_nxdomain
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#define C_CHAOS ns_c_chaos
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#define C_HS ns_c_hs
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#define C_NONE ns_c_none
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#define C_ANY ns_c_any
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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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#endif /* ARES_NAMESER_H */
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