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- #ifndef _ARPA_NAMESER_H
- #define _ARPA_NAMESER_H
- #ifdef __cplusplus
- extern "C" {
- #endif
- #include <stddef.h>
- #include <stdint.h>
- #define __NAMESER 19991006
- #define NS_PACKETSZ 512
- #define NS_MAXDNAME 1025
- #define NS_MAXMSG 65535
- #define NS_MAXCDNAME 255
- #define NS_MAXLABEL 63
- #define NS_HFIXEDSZ 12
- #define NS_QFIXEDSZ 4
- #define NS_RRFIXEDSZ 10
- #define NS_INT32SZ 4
- #define NS_INT16SZ 2
- #define NS_INT8SZ 1
- #define NS_INADDRSZ 4
- #define NS_IN6ADDRSZ 16
- #define NS_CMPRSFLGS 0xc0
- #define NS_DEFAULTPORT 53
- typedef enum __ns_sect {
- ns_s_qd = 0,
- ns_s_zn = 0,
- ns_s_an = 1,
- ns_s_pr = 1,
- ns_s_ns = 2,
- ns_s_ud = 2,
- ns_s_ar = 3,
- ns_s_max = 4
- } ns_sect;
- typedef struct __ns_msg {
- const unsigned char *_msg, *_eom;
- uint16_t _id, _flags, _counts[ns_s_max];
- const unsigned char *_sections[ns_s_max];
- ns_sect _sect;
- int _rrnum;
- const unsigned char *_msg_ptr;
- } ns_msg;
- struct _ns_flagdata { int mask, shift; };
- extern const struct _ns_flagdata _ns_flagdata[];
- #define ns_msg_id(handle) ((handle)._id + 0)
- #define ns_msg_base(handle) ((handle)._msg + 0)
- #define ns_msg_end(handle) ((handle)._eom + 0)
- #define ns_msg_size(handle) ((handle)._eom - (handle)._msg)
- #define ns_msg_count(handle, section) ((handle)._counts[section] + 0)
- #define ns_msg_getflag(handle, flag) \
- (((handle)._flags & _ns_flagdata[flag].mask) >> _ns_flagdata[flag].shift)
- typedef struct __ns_rr {
- char name[NS_MAXDNAME];
- uint16_t type;
- uint16_t rr_class;
- uint32_t ttl;
- uint16_t rdlength;
- const unsigned char *rdata;
- } ns_rr;
- #define ns_rr_name(rr) (((rr).name[0] != '\0') ? (rr).name : ".")
- #define ns_rr_type(rr) ((ns_type)((rr).type + 0))
- #define ns_rr_class(rr) ((ns_class)((rr).rr_class + 0))
- #define ns_rr_ttl(rr) ((rr).ttl + 0)
- #define ns_rr_rdlen(rr) ((rr).rdlength + 0)
- #define ns_rr_rdata(rr) ((rr).rdata + 0)
- typedef enum __ns_flag {
- ns_f_qr,
- ns_f_opcode,
- ns_f_aa,
- ns_f_tc,
- ns_f_rd,
- ns_f_ra,
- ns_f_z,
- ns_f_ad,
- ns_f_cd,
- ns_f_rcode,
- ns_f_max
- } ns_flag;
- typedef enum __ns_opcode {
- ns_o_query = 0,
- ns_o_iquery = 1,
- ns_o_status = 2,
- ns_o_notify = 4,
- ns_o_update = 5,
- ns_o_max = 6
- } ns_opcode;
- typedef enum __ns_rcode {
- ns_r_noerror = 0,
- ns_r_formerr = 1,
- ns_r_servfail = 2,
- ns_r_nxdomain = 3,
- ns_r_notimpl = 4,
- ns_r_refused = 5,
- ns_r_yxdomain = 6,
- ns_r_yxrrset = 7,
- ns_r_nxrrset = 8,
- ns_r_notauth = 9,
- ns_r_notzone = 10,
- ns_r_max = 11,
- ns_r_badvers = 16,
- ns_r_badsig = 16,
- ns_r_badkey = 17,
- ns_r_badtime = 18
- } ns_rcode;
- typedef enum __ns_update_operation {
- ns_uop_delete = 0,
- ns_uop_add = 1,
- ns_uop_max = 2
- } ns_update_operation;
- struct ns_tsig_key {
- char name[NS_MAXDNAME], alg[NS_MAXDNAME];
- unsigned char *data;
- int len;
- };
- typedef struct ns_tsig_key ns_tsig_key;
- struct ns_tcp_tsig_state {
- int counter;
- struct dst_key *key;
- void *ctx;
- unsigned char sig[NS_PACKETSZ];
- int siglen;
- };
- typedef struct ns_tcp_tsig_state ns_tcp_tsig_state;
- #define NS_TSIG_FUDGE 300
- #define NS_TSIG_TCP_COUNT 100
- #define NS_TSIG_ALG_HMAC_MD5 "HMAC-MD5.SIG-ALG.REG.INT"
- #define NS_TSIG_ERROR_NO_TSIG -10
- #define NS_TSIG_ERROR_NO_SPACE -11
- #define NS_TSIG_ERROR_FORMERR -12
- typedef enum __ns_type {
- ns_t_invalid = 0,
- ns_t_a = 1,
- ns_t_ns = 2,
- ns_t_md = 3,
- ns_t_mf = 4,
- ns_t_cname = 5,
- ns_t_soa = 6,
- ns_t_mb = 7,
- ns_t_mg = 8,
- ns_t_mr = 9,
- ns_t_null = 10,
- ns_t_wks = 11,
- ns_t_ptr = 12,
- ns_t_hinfo = 13,
- ns_t_minfo = 14,
- ns_t_mx = 15,
- ns_t_txt = 16,
- ns_t_rp = 17,
- ns_t_afsdb = 18,
- ns_t_x25 = 19,
- ns_t_isdn = 20,
- ns_t_rt = 21,
- ns_t_nsap = 22,
- ns_t_nsap_ptr = 23,
- ns_t_sig = 24,
- ns_t_key = 25,
- ns_t_px = 26,
- ns_t_gpos = 27,
- ns_t_aaaa = 28,
- ns_t_loc = 29,
- ns_t_nxt = 30,
- ns_t_eid = 31,
- ns_t_nimloc = 32,
- ns_t_srv = 33,
- ns_t_atma = 34,
- ns_t_naptr = 35,
- ns_t_kx = 36,
- ns_t_cert = 37,
- ns_t_a6 = 38,
- ns_t_dname = 39,
- ns_t_sink = 40,
- ns_t_opt = 41,
- ns_t_apl = 42,
- ns_t_tkey = 249,
- ns_t_tsig = 250,
- ns_t_ixfr = 251,
- ns_t_axfr = 252,
- ns_t_mailb = 253,
- ns_t_maila = 254,
- ns_t_any = 255,
- ns_t_zxfr = 256,
- ns_t_max = 65536
- } ns_type;
- #define ns_t_qt_p(t) (ns_t_xfr_p(t) || (t) == ns_t_any || \
- (t) == ns_t_mailb || (t) == ns_t_maila)
- #define ns_t_mrr_p(t) ((t) == ns_t_tsig || (t) == ns_t_opt)
- #define ns_t_rr_p(t) (!ns_t_qt_p(t) && !ns_t_mrr_p(t))
- #define ns_t_udp_p(t) ((t) != ns_t_axfr && (t) != ns_t_zxfr)
- #define ns_t_xfr_p(t) ((t) == ns_t_axfr || (t) == ns_t_ixfr || \
- (t) == ns_t_zxfr)
- typedef enum __ns_class {
- ns_c_invalid = 0,
- ns_c_in = 1,
- ns_c_2 = 2,
- ns_c_chaos = 3,
- ns_c_hs = 4,
- ns_c_none = 254,
- ns_c_any = 255,
- ns_c_max = 65536
- } ns_class;
- typedef enum __ns_key_types {
- ns_kt_rsa = 1,
- ns_kt_dh = 2,
- ns_kt_dsa = 3,
- ns_kt_private = 254
- } ns_key_types;
- typedef enum __ns_cert_types {
- cert_t_pkix = 1,
- cert_t_spki = 2,
- cert_t_pgp = 3,
- cert_t_url = 253,
- cert_t_oid = 254
- } ns_cert_types;
- #define NS_KEY_TYPEMASK 0xC000
- #define NS_KEY_TYPE_AUTH_CONF 0x0000
- #define NS_KEY_TYPE_CONF_ONLY 0x8000
- #define NS_KEY_TYPE_AUTH_ONLY 0x4000
- #define NS_KEY_TYPE_NO_KEY 0xC000
- #define NS_KEY_NO_AUTH 0x8000
- #define NS_KEY_NO_CONF 0x4000
- #define NS_KEY_RESERVED2 0x2000
- #define NS_KEY_EXTENDED_FLAGS 0x1000
- #define NS_KEY_RESERVED4 0x0800
- #define NS_KEY_RESERVED5 0x0400
- #define NS_KEY_NAME_TYPE 0x0300
- #define NS_KEY_NAME_USER 0x0000
- #define NS_KEY_NAME_ENTITY 0x0200
- #define NS_KEY_NAME_ZONE 0x0100
- #define NS_KEY_NAME_RESERVED 0x0300
- #define NS_KEY_RESERVED8 0x0080
- #define NS_KEY_RESERVED9 0x0040
- #define NS_KEY_RESERVED10 0x0020
- #define NS_KEY_RESERVED11 0x0010
- #define NS_KEY_SIGNATORYMASK 0x000F
- #define NS_KEY_RESERVED_BITMASK ( NS_KEY_RESERVED2 | \
- NS_KEY_RESERVED4 | \
- NS_KEY_RESERVED5 | \
- NS_KEY_RESERVED8 | \
- NS_KEY_RESERVED9 | \
- NS_KEY_RESERVED10 | \
- NS_KEY_RESERVED11 )
- #define NS_KEY_RESERVED_BITMASK2 0xFFFF
- #define NS_ALG_MD5RSA 1
- #define NS_ALG_DH 2
- #define NS_ALG_DSA 3
- #define NS_ALG_DSS NS_ALG_DSA
- #define NS_ALG_EXPIRE_ONLY 253
- #define NS_ALG_PRIVATE_OID 254
- #define NS_KEY_PROT_TLS 1
- #define NS_KEY_PROT_EMAIL 2
- #define NS_KEY_PROT_DNSSEC 3
- #define NS_KEY_PROT_IPSEC 4
- #define NS_KEY_PROT_ANY 255
- #define NS_MD5RSA_MIN_BITS 512
- #define NS_MD5RSA_MAX_BITS 4096
- #define NS_MD5RSA_MAX_BYTES ((NS_MD5RSA_MAX_BITS+7/8)*2+3)
- #define NS_MD5RSA_MAX_BASE64 (((NS_MD5RSA_MAX_BYTES+2)/3)*4)
- #define NS_MD5RSA_MIN_SIZE ((NS_MD5RSA_MIN_BITS+7)/8)
- #define NS_MD5RSA_MAX_SIZE ((NS_MD5RSA_MAX_BITS+7)/8)
- #define NS_DSA_SIG_SIZE 41
- #define NS_DSA_MIN_SIZE 213
- #define NS_DSA_MAX_BYTES 405
- #define NS_SIG_TYPE 0
- #define NS_SIG_ALG 2
- #define NS_SIG_LABELS 3
- #define NS_SIG_OTTL 4
- #define NS_SIG_EXPIR 8
- #define NS_SIG_SIGNED 12
- #define NS_SIG_FOOT 16
- #define NS_SIG_SIGNER 18
- #define NS_NXT_BITS 8
- #define NS_NXT_BIT_SET( n,p) (p[(n)/NS_NXT_BITS] |= (0x80>>((n)%NS_NXT_BITS)))
- #define NS_NXT_BIT_CLEAR(n,p) (p[(n)/NS_NXT_BITS] &= ~(0x80>>((n)%NS_NXT_BITS)))
- #define NS_NXT_BIT_ISSET(n,p) (p[(n)/NS_NXT_BITS] & (0x80>>((n)%NS_NXT_BITS)))
- #define NS_NXT_MAX 127
- #define NS_OPT_DNSSEC_OK 0x8000U
- #define NS_OPT_NSID 3
- #define NS_GET16(s, cp) (void)((s) = ns_get16(((cp)+=2)-2))
- #define NS_GET32(l, cp) (void)((l) = ns_get32(((cp)+=4)-4))
- #define NS_PUT16(s, cp) ns_put16((s), ((cp)+=2)-2)
- #define NS_PUT32(l, cp) ns_put32((l), ((cp)+=4)-4)
- unsigned ns_get16(const unsigned char *);
- unsigned long ns_get32(const unsigned char *);
- void ns_put16(unsigned, unsigned char *);
- void ns_put32(unsigned long, unsigned char *);
- int ns_initparse(const unsigned char *, int, ns_msg *);
- int ns_parserr(ns_msg *, ns_sect, int, ns_rr *);
- int ns_skiprr(const unsigned char *, const unsigned char *, ns_sect, int);
- int ns_name_uncompress(const unsigned char *, const unsigned char *, const unsigned char *, char *, size_t);
- #define __BIND 19950621
- typedef struct {
- unsigned id :16;
- #if __BYTE_ORDER == __BIG_ENDIAN
- unsigned qr: 1;
- unsigned opcode: 4;
- unsigned aa: 1;
- unsigned tc: 1;
- unsigned rd: 1;
- unsigned ra: 1;
- unsigned unused :1;
- unsigned ad: 1;
- unsigned cd: 1;
- unsigned rcode :4;
- #else
- unsigned rd :1;
- unsigned tc :1;
- unsigned aa :1;
- unsigned opcode :4;
- unsigned qr :1;
- unsigned rcode :4;
- unsigned cd: 1;
- unsigned ad: 1;
- unsigned unused :1;
- unsigned ra :1;
- #endif
- unsigned qdcount :16;
- unsigned ancount :16;
- unsigned nscount :16;
- unsigned arcount :16;
- } 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 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
- #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
- #ifdef __cplusplus
- }
- #endif
- #endif
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