diff options
Diffstat (limited to 'musl/arpa/nameser.h')
| -rw-r--r-- | musl/arpa/nameser.h | 526 |
1 files changed, 526 insertions, 0 deletions
diff --git a/musl/arpa/nameser.h b/musl/arpa/nameser.h new file mode 100644 index 0000000..9c1327a --- /dev/null +++ b/musl/arpa/nameser.h @@ -0,0 +1,526 @@ +#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_ds = 43, + ns_t_sshfp = 44, + ns_t_ipseckey = 45, + ns_t_rrsig = 46, + ns_t_nsec = 47, + ns_t_dnskey = 48, + ns_t_dhcid = 49, + ns_t_nsec3 = 50, + ns_t_nsec3param = 51, + ns_t_tlsa = 52, + ns_t_smimea = 53, + ns_t_hip = 55, + ns_t_ninfo = 56, + ns_t_rkey = 57, + ns_t_talink = 58, + ns_t_cds = 59, + ns_t_cdnskey = 60, + ns_t_openpgpkey = 61, + ns_t_csync = 62, + ns_t_spf = 99, + ns_t_uinfo = 100, + ns_t_uid = 101, + ns_t_gid = 102, + ns_t_unspec = 103, + ns_t_nid = 104, + ns_t_l32 = 105, + ns_t_l64 = 106, + ns_t_lp = 107, + ns_t_eui48 = 108, + ns_t_eui64 = 109, + 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_uri = 256, + ns_t_caa = 257, + ns_t_avc = 258, + ns_t_ta = 32768, + ns_t_dlv = 32769, + 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_DS ns_t_ds +#define T_SSHFP ns_t_sshfp +#define T_IPSECKEY ns_t_ipseckey +#define T_RRSIG ns_t_rrsig +#define T_NSEC ns_t_nsec +#define T_DNSKEY ns_t_dnskey +#define T_DHCID ns_t_dhcid +#define T_NSEC3 ns_t_nsec3 +#define T_NSEC3PARAM ns_t_nsec3param +#define T_TLSA ns_t_tlsa +#define T_SMIMEA ns_t_smimea +#define T_HIP ns_t_hip +#define T_NINFO ns_t_ninfo +#define T_RKEY ns_t_rkey +#define T_TALINK ns_t_talink +#define T_CDS ns_t_cds +#define T_CDNSKEY ns_t_cdnskey +#define T_OPENPGPKEY ns_t_openpgpkey +#define T_CSYNC ns_t_csync +#define T_SPF ns_t_spf +#define T_UINFO ns_t_uinfo +#define T_UID ns_t_uid +#define T_GID ns_t_gid +#define T_UNSPEC ns_t_unspec +#define T_NID ns_t_nid +#define T_L32 ns_t_l32 +#define T_L64 ns_t_l64 +#define T_LP ns_t_lp +#define T_EUI48 ns_t_eui48 +#define T_EUI64 ns_t_eui64 +#define T_TKEY ns_t_tkey +#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 T_URI ns_t_uri +#define T_CAA ns_t_caa +#define T_AVC ns_t_avc +#define T_TA ns_t_ta +#define T_DLV ns_t_dlv + +#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 |