diff options
Diffstat (limited to 'lib/mlibc/options/bsd/include/arpa/nameser.h')
-rw-r--r-- | lib/mlibc/options/bsd/include/arpa/nameser.h | 266 |
1 files changed, 266 insertions, 0 deletions
diff --git a/lib/mlibc/options/bsd/include/arpa/nameser.h b/lib/mlibc/options/bsd/include/arpa/nameser.h new file mode 100644 index 0000000..aabb26d --- /dev/null +++ b/lib/mlibc/options/bsd/include/arpa/nameser.h @@ -0,0 +1,266 @@ +#ifndef _ARPA_NAMESER_H +#define _ARPA_NAMESER_H + +#include <stdint.h> +#include <bits/size_t.h> + +#ifdef __cplusplus +extern "C" { +#endif + +#define NS_PACKETSZ 512 +#define NS_MAXDNAME 1025 +#define NS_MAXLABEL 63 + +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_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; + +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_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; + +#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) + +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) + +#ifndef __MLIBC_ABI_ONLY + +#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 *msg, int msglen, ns_msg *handle); +int ns_parserr(ns_msg *msg, ns_sect section, int rrnum, ns_rr *rr); +int ns_name_uncompress(const unsigned char *msg, const unsigned char *eom, + const unsigned char *src, char *dst, size_t dstsize); + +#endif /* !__MLIBC_ABI_ONLY */ + +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 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 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 // _ARPA_NAMESER_H |