145 lines
3.6 KiB
C
145 lines
3.6 KiB
C
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
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/***
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This file is part of systemd.
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Copyright 2014 Zbigniew Jędrzejewski-Szmek
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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#pragma once
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#include "macro.h"
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/* DNS record types, taken from
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* http://www.iana.org/assignments/dns-parameters/dns-parameters.xhtml.
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*/
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enum {
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/* Normal records */
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DNS_TYPE_A = 0x01,
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DNS_TYPE_NS,
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DNS_TYPE_MD,
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DNS_TYPE_MF,
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DNS_TYPE_CNAME,
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DNS_TYPE_SOA,
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DNS_TYPE_MB,
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DNS_TYPE_MG,
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DNS_TYPE_MR,
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DNS_TYPE_NULL,
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DNS_TYPE_WKS,
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DNS_TYPE_PTR,
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DNS_TYPE_HINFO,
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DNS_TYPE_MINFO,
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DNS_TYPE_MX,
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DNS_TYPE_TXT,
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DNS_TYPE_RP,
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DNS_TYPE_AFSDB,
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DNS_TYPE_X25,
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DNS_TYPE_ISDN,
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DNS_TYPE_RT,
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DNS_TYPE_NSAP,
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DNS_TYPE_NSAP_PTR,
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DNS_TYPE_SIG,
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DNS_TYPE_KEY,
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DNS_TYPE_PX,
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DNS_TYPE_GPOS,
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DNS_TYPE_AAAA,
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DNS_TYPE_LOC,
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DNS_TYPE_NXT,
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DNS_TYPE_EID,
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DNS_TYPE_NIMLOC,
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DNS_TYPE_SRV,
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DNS_TYPE_ATMA,
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DNS_TYPE_NAPTR,
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DNS_TYPE_KX,
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DNS_TYPE_CERT,
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DNS_TYPE_A6,
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DNS_TYPE_DNAME,
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DNS_TYPE_SINK,
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DNS_TYPE_OPT, /* EDNS0 option */
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DNS_TYPE_APL,
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DNS_TYPE_DS,
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DNS_TYPE_SSHFP,
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DNS_TYPE_IPSECKEY,
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DNS_TYPE_RRSIG,
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DNS_TYPE_NSEC,
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DNS_TYPE_DNSKEY,
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DNS_TYPE_DHCID,
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DNS_TYPE_NSEC3,
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DNS_TYPE_NSEC3PARAM,
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DNS_TYPE_TLSA,
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DNS_TYPE_HIP = 0x37,
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DNS_TYPE_NINFO,
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DNS_TYPE_RKEY,
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DNS_TYPE_TALINK,
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DNS_TYPE_CDS,
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DNS_TYPE_CDNSKEY,
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DNS_TYPE_SPF = 0x63,
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DNS_TYPE_NID,
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DNS_TYPE_L32,
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DNS_TYPE_L64,
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DNS_TYPE_LP,
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DNS_TYPE_EUI48,
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DNS_TYPE_EUI64,
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DNS_TYPE_TKEY = 0xF9,
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DNS_TYPE_TSIG,
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DNS_TYPE_IXFR,
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DNS_TYPE_AXFR,
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DNS_TYPE_MAILB,
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DNS_TYPE_MAILA,
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DNS_TYPE_ANY,
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DNS_TYPE_URI,
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DNS_TYPE_CAA,
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DNS_TYPE_TA = 0x8000,
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DNS_TYPE_DLV,
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_DNS_TYPE_MAX,
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_DNS_TYPE_INVALID = -1
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};
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assert_cc(DNS_TYPE_SSHFP == 44);
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assert_cc(DNS_TYPE_TLSA == 52);
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assert_cc(DNS_TYPE_ANY == 255);
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/* DNS record classes, see RFC 1035 */
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enum {
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DNS_CLASS_IN = 0x01,
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DNS_CLASS_ANY = 0xFF,
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_DNS_CLASS_MAX,
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_DNS_CLASS_INVALID = -1
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};
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bool dns_type_is_pseudo(uint16_t type);
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bool dns_type_is_valid_query(uint16_t type);
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bool dns_type_is_valid_rr(uint16_t type);
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bool dns_type_may_redirect(uint16_t type);
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bool dns_type_is_dnssec(uint16_t type);
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bool dns_type_is_obsolete(uint16_t type);
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bool dns_type_may_wildcard(uint16_t type);
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bool dns_type_apex_only(uint16_t type);
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bool dns_class_is_pseudo(uint16_t class);
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bool dns_class_is_valid_rr(uint16_t class);
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const char *dns_type_to_string(int type);
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int dns_type_from_string(const char *s);
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const char *dns_class_to_string(uint16_t type);
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int dns_class_from_string(const char *name);
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