/* $NetBSD: result.c,v 1.1 2024/02/18 20:57:33 christos Exp $ */ /* * Copyright (C) Internet Systems Consortium, Inc. ("ISC") * * SPDX-License-Identifier: MPL-2.0 * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, you can obtain one at https://mozilla.org/MPL/2.0/. * * See the COPYRIGHT file distributed with this work for additional * information regarding copyright ownership. */ /*! \file */ #include #include #include #include static const char *text[DNS_R_NRESULTS] = { "label too long", /*%< 0 DNS_R_LABELTOOLONG */ "bad escape", /*%< 1 DNS_R_BADESCAPE */ /*! * Note that DNS_R_BADBITSTRING and DNS_R_BITSTRINGTOOLONG are * deprecated. */ "bad bitstring", /*%< 2 DNS_R_BADBITSTRING */ "bitstring too long", /*%< 3 DNS_R_BITSTRINGTOOLONG */ "empty label", /*%< 4 DNS_R_EMPTYLABEL */ "bad dotted quad", /*%< 5 DNS_R_BADDOTTEDQUAD */ "invalid NS owner name (wildcard)", /*%< 6 DNS_R_INVALIDNS */ "unknown class/type", /*%< 7 DNS_R_UNKNOWN */ "bad label type", /*%< 8 DNS_R_BADLABELTYPE */ "bad compression pointer", /*%< 9 DNS_R_BADPOINTER */ "too many hops", /*%< 10 DNS_R_TOOMANYHOPS */ "disallowed (by application policy)", /*%< 11 DNS_R_DISALLOWED */ "extra input text", /*%< 12 DNS_R_EXTRATOKEN */ "extra input data", /*%< 13 DNS_R_EXTRADATA */ "text too long", /*%< 14 DNS_R_TEXTTOOLONG */ "not at top of zone", /*%< 15 DNS_R_NOTZONETOP */ "syntax error", /*%< 16 DNS_R_SYNTAX */ "bad checksum", /*%< 17 DNS_R_BADCKSUM */ "bad IPv6 address", /*%< 18 DNS_R_BADAAAA */ "no owner", /*%< 19 DNS_R_NOOWNER */ "no ttl", /*%< 20 DNS_R_NOTTL */ "bad class", /*%< 21 DNS_R_BADCLASS */ "name too long", /*%< 22 DNS_R_NAMETOOLONG */ "partial match", /*%< 23 DNS_R_PARTIALMATCH */ "new origin", /*%< 24 DNS_R_NEWORIGIN */ "unchanged", /*%< 25 DNS_R_UNCHANGED */ "bad ttl", /*%< 26 DNS_R_BADTTL */ "more data needed/to be rendered", /*%< 27 DNS_R_NOREDATA */ "continue", /*%< 28 DNS_R_CONTINUE */ "delegation", /*%< 29 DNS_R_DELEGATION */ "glue", /*%< 30 DNS_R_GLUE */ "dname", /*%< 31 DNS_R_DNAME */ "cname", /*%< 32 DNS_R_CNAME */ "bad database", /*%< 33 DNS_R_BADDB */ "zonecut", /*%< 34 DNS_R_ZONECUT */ "bad zone", /*%< 35 DNS_R_BADZONE */ "more data", /*%< 36 DNS_R_MOREDATA */ "up to date", /*%< 37 DNS_R_UPTODATE */ "tsig verify failure", /*%< 38 DNS_R_TSIGVERIFYFAILURE */ "tsig indicates error", /*%< 39 DNS_R_TSIGERRORSET */ "RRSIG failed to verify", /*%< 40 DNS_R_SIGINVALID */ "RRSIG has expired", /*%< 41 DNS_R_SIGEXPIRED */ "RRSIG validity period has not begun", /*%< 42 DNS_R_SIGFUTURE */ "key is unauthorized to sign data", /*%< 43 DNS_R_KEYUNAUTHORIZED */ "invalid time", /*%< 44 DNS_R_INVALIDTIME */ "expected a TSIG or SIG(0)", /*%< 45 DNS_R_EXPECTEDTSIG */ "did not expect a TSIG or SIG(0)", /*%< 46 DNS_R_UNEXPECTEDTSIG */ "TKEY is unacceptable", /*%< 47 DNS_R_INVALIDTKEY */ "hint", /*%< 48 DNS_R_HINT */ "drop", /*%< 49 DNS_R_DROP */ "zone not loaded", /*%< 50 DNS_R_NOTLOADED */ "ncache nxdomain", /*%< 51 DNS_R_NCACHENXDOMAIN */ "ncache nxrrset", /*%< 52 DNS_R_NCACHENXRRSET */ "wait", /*%< 53 DNS_R_WAIT */ "not verified yet", /*%< 54 DNS_R_NOTVERIFIEDYET */ "no identity", /*%< 55 DNS_R_NOIDENTITY */ "no journal", /*%< 56 DNS_R_NOJOURNAL */ "alias", /*%< 57 DNS_R_ALIAS */ "use TCP", /*%< 58 DNS_R_USETCP */ "no valid RRSIG", /*%< 59 DNS_R_NOVALIDSIG */ "no valid NSEC", /*%< 60 DNS_R_NOVALIDNSEC */ "insecurity proof failed", /*%< 61 DNS_R_NOTINSECURE */ "unknown service", /*%< 62 DNS_R_UNKNOWNSERVICE */ "recoverable error occurred", /*%< 63 DNS_R_RECOVERABLE */ "unknown opt attribute record", /*%< 64 DNS_R_UNKNOWNOPT */ "unexpected message id", /*%< 65 DNS_R_UNEXPECTEDID */ "seen include file", /*%< 66 DNS_R_SEENINCLUDE */ "not exact", /*%< 67 DNS_R_NOTEXACT */ "address blackholed", /*%< 68 DNS_R_BLACKHOLED */ "bad algorithm", /*%< 69 DNS_R_BADALG */ "invalid use of a meta type", /*%< 70 DNS_R_METATYPE */ "CNAME and other data", /*%< 71 DNS_R_CNAMEANDOTHER */ "multiple RRs of singleton type", /*%< 72 DNS_R_SINGLETON */ "hint nxrrset", /*%< 73 DNS_R_HINTNXRRSET */ "no master file configured", /*%< 74 DNS_R_NOMASTERFILE */ "unknown protocol", /*%< 75 DNS_R_UNKNOWNPROTO */ "clocks are unsynchronized", /*%< 76 DNS_R_CLOCKSKEW */ "IXFR failed", /*%< 77 DNS_R_BADIXFR */ "not authoritative", /*%< 78 DNS_R_NOTAUTHORITATIVE */ "no valid KEY", /*%< 79 DNS_R_NOVALIDKEY */ "obsolete", /*%< 80 DNS_R_OBSOLETE */ "already frozen", /*%< 81 DNS_R_FROZEN */ "unknown flag", /*%< 82 DNS_R_UNKNOWNFLAG */ "expected a response", /*%< 83 DNS_R_EXPECTEDRESPONSE */ "no valid DS", /*%< 84 DNS_R_NOVALIDDS */ "NS is an address", /*%< 85 DNS_R_NSISADDRESS */ "received FORMERR", /*%< 86 DNS_R_REMOTEFORMERR */ "truncated TCP response", /*%< 87 DNS_R_TRUNCATEDTCP */ "lame server detected", /*%< 88 DNS_R_LAME */ "unexpected RCODE", /*%< 89 DNS_R_UNEXPECTEDRCODE */ "unexpected OPCODE", /*%< 90 DNS_R_UNEXPECTEDOPCODE */ "chase DS servers", /*%< 91 DNS_R_CHASEDSSERVERS */ "empty name", /*%< 92 DNS_R_EMPTYNAME */ "empty wild", /*%< 93 DNS_R_EMPTYWILD */ "bad bitmap", /*%< 94 DNS_R_BADBITMAP */ "from wildcard", /*%< 95 DNS_R_FROMWILDCARD */ "bad owner name (check-names)", /*%< 96 DNS_R_BADOWNERNAME */ "bad name (check-names)", /*%< 97 DNS_R_BADNAME */ "dynamic zone", /*%< 98 DNS_R_DYNAMIC */ "unknown command", /*%< 99 DNS_R_UNKNOWNCOMMAND */ "must-be-secure", /*%< 100 DNS_R_MUSTBESECURE */ "covering NSEC record returned", /*%< 101 DNS_R_COVERINGNSEC */ "MX is an address", /*%< 102 DNS_R_MXISADDRESS */ "duplicate query", /*%< 103 DNS_R_DUPLICATE */ "invalid NSEC3 owner name (wildcard)", /*%< 104 DNS_R_INVALIDNSEC3 */ "not master", /*%< 105 DNS_R_NOTMASTER */ "broken trust chain", /*%< 106 DNS_R_BROKENCHAIN */ "expired", /*%< 107 DNS_R_EXPIRED */ "not dynamic", /*%< 108 DNS_R_NOTDYNAMIC */ "bad EUI", /*%< 109 DNS_R_BADEUI */ "covered by negative trust anchor", /*%< 110 DNS_R_NTACOVERED */ "bad CDS", /*%< 111 DNS_R_BADCDS */ "bad CDNSKEY", /*%< 112 DNS_R_BADCDNSKEY */ "malformed OPT option", /*%< 113 DNS_R_OPTERR */ "malformed DNSTAP data", /*%< 114 DNS_R_BADDNSTAP */ "TSIG in wrong location", /*%< 115 DNS_R_BADTSIG */ "SIG(0) in wrong location", /*%< 116 DNS_R_BADSIG0 */ "too many records", /*%< 117 DNS_R_TOOMANYRECORDS */ "verify failure", /*%< 118 DNS_R_VERIFYFAILURE */ "at top of zone", /*%< 119 DNS_R_ATZONETOP */ "no matching key found", /*%< 120 DNS_R_NOKEYMATCH */ "too many keys matching", /*%< 121 DNS_R_TOOMANYKEYS */ "key is not actively signing", /*%< 122 DNS_R_KEYNOTACTIVE */ "NSEC3 iterations out of range", /*%< 123 DNS_R_NSEC3ITERRANGE */ "NSEC3 salt length too high", /*%< 124 DNS_R_NSEC3SALTRANGE */ "cannot use NSEC3 with key algorithm", /*%< 125 DNS_R_NSEC3BADALG */ "NSEC3 resalt", /*%< 126 DNS_R_NSEC3RESALT */ "inconsistent resource record", /*%< 127 DNS_R_INCONSISTENTRR */ }; static const char *ids[DNS_R_NRESULTS] = { "DNS_R_LABELTOOLONG", "DNS_R_BADESCAPE", /*! * Note that DNS_R_BADBITSTRING and DNS_R_BITSTRINGTOOLONG are * deprecated. */ "DNS_R_BADBITSTRING", "DNS_R_BITSTRINGTOOLONG", "DNS_R_EMPTYLABEL", "DNS_R_BADDOTTEDQUAD", "DNS_R_INVALIDNS", "DNS_R_UNKNOWN", "DNS_R_BADLABELTYPE", "DNS_R_BADPOINTER", "DNS_R_TOOMANYHOPS", "DNS_R_DISALLOWED", "DNS_R_EXTRATOKEN", "DNS_R_EXTRADATA", "DNS_R_TEXTTOOLONG", "DNS_R_NOTZONETOP", "DNS_R_SYNTAX", "DNS_R_BADCKSUM", "DNS_R_BADAAAA", "DNS_R_NOOWNER", "DNS_R_NOTTL", "DNS_R_BADCLASS", "DNS_R_NAMETOOLONG", "DNS_R_PARTIALMATCH", "DNS_R_NEWORIGIN", "DNS_R_UNCHANGED", "DNS_R_BADTTL", "DNS_R_NOREDATA", "DNS_R_CONTINUE", "DNS_R_DELEGATION", "DNS_R_GLUE", "DNS_R_DNAME", "DNS_R_CNAME", "DNS_R_BADDB", "DNS_R_ZONECUT", "DNS_R_BADZONE", "DNS_R_MOREDATA", "DNS_R_UPTODATE", "DNS_R_TSIGVERIFYFAILURE", "DNS_R_TSIGERRORSET", "DNS_R_SIGINVALID", "DNS_R_SIGEXPIRED", "DNS_R_SIGFUTURE", "DNS_R_KEYUNAUTHORIZED", "DNS_R_INVALIDTIME", "DNS_R_EXPECTEDTSIG", "DNS_R_UNEXPECTEDTSIG", "DNS_R_INVALIDTKEY", "DNS_R_HINT", "DNS_R_DROP", "DNS_R_NOTLOADED", "DNS_R_NCACHENXDOMAIN", "DNS_R_NCACHENXRRSET", "DNS_R_WAIT", "DNS_R_NOTVERIFIEDYET", "DNS_R_NOIDENTITY", "DNS_R_NOJOURNAL", "DNS_R_ALIAS", "DNS_R_USETCP", "DNS_R_NOVALIDSIG", "DNS_R_NOVALIDNSEC", "DNS_R_NOTINSECURE", "DNS_R_UNKNOWNSERVICE", "DNS_R_RECOVERABLE", "DNS_R_UNKNOWNOPT", "DNS_R_UNEXPECTEDID", "DNS_R_SEENINCLUDE", "DNS_R_NOTEXACT", "DNS_R_BLACKHOLED", "DNS_R_BADALG", "DNS_R_METATYPE", "DNS_R_CNAMEANDOTHER", "DNS_R_SINGLETON", "DNS_R_HINTNXRRSET", "DNS_R_NOMASTERFILE", "DNS_R_UNKNOWNPROTO", "DNS_R_CLOCKSKEW", "DNS_R_BADIXFR", "DNS_R_NOTAUTHORITATIVE", "DNS_R_NOVALIDKEY", "DNS_R_OBSOLETE", "DNS_R_FROZEN", "DNS_R_UNKNOWNFLAG", "DNS_R_EXPECTEDRESPONSE", "DNS_R_NOVALIDDS", "DNS_R_NSISADDRESS", "DNS_R_REMOTEFORMERR", "DNS_R_TRUNCATEDTCP", "DNS_R_LAME", "DNS_R_UNEXPECTEDRCODE", "DNS_R_UNEXPECTEDOPCODE", "DNS_R_CHASEDSSERVERS", "DNS_R_EMPTYNAME", "DNS_R_EMPTYWILD", "DNS_R_BADBITMAP", "DNS_R_FROMWILDCARD", "DNS_R_BADOWNERNAME", "DNS_R_BADNAME", "DNS_R_DYNAMIC", "DNS_R_UNKNOWNCOMMAND", "DNS_R_MUSTBESECURE", "DNS_R_COVERINGNSEC", "DNS_R_MXISADDRESS", "DNS_R_DUPLICATE", "DNS_R_INVALIDNSEC3", "DNS_R_NOTMASTER", "DNS_R_BROKENCHAIN", "DNS_R_EXPIRED", "DNS_R_NOTDYNAMIC", "DNS_R_BADEUI", "DNS_R_NTACOVERED", "DNS_R_BADCDS", "DNS_R_BADCDNSKEY", "DNS_R_OPTERR", "DNS_R_BADDNSTAP", "DNS_R_BADTSIG", "DNS_R_BADSIG0", "DNS_R_TOOMANYRECORDS", "DNS_R_VERIFYFAILURE", "DNS_R_ATZONETOP", "DNS_R_NOKEYMATCH", "DNS_R_TOOMANYKEYS", "DNS_R_KEYNOTACTIVE", "DNS_R_NSEC3ITERRANGE", "DNS_R_NSEC3SALTRANGE", "DNS_R_NSEC3BADALG", "DNS_R_NSEC3RESALT", "DNS_R_INCONSISTENTRR", }; static const char *rcode_text[DNS_R_NRCODERESULTS] = { "NOERROR", /*%< 0 DNS_R_NOERROR */ "FORMERR", /*%< 1 DNS_R_FORMERR */ "SERVFAIL", /*%< 2 DNS_R_SERVFAIL */ "NXDOMAIN", /*%< 3 DNS_R_NXDOMAIN */ "NOTIMP", /*%< 4 DNS_R_NOTIMP */ "REFUSED", /*%< 5 DNS_R_REFUSED */ "YXDOMAIN", /*%< 6 DNS_R_YXDOMAIN */ "YXRRSET", /*%< 7 DNS_R_YXRRSET */ "NXRRSET", /*%< 8 DNS_R_NXRRSET */ "NOTAUTH", /*%< 9 DNS_R_NOTAUTH */ "NOTZONE", /*%< 10 DNS_R_NOTZONE */ "", /*%< 11 DNS_R_RCODE11 */ "", /*%< 12 DNS_R_RCODE12 */ "", /*%< 13 DNS_R_RCODE13 */ "", /*%< 14 DNS_R_RCODE14 */ "", /*%< 15 DNS_R_RCODE15 */ "BADVERS", /*%< 16 DNS_R_BADVERS */ }; static const char *rcode_ids[DNS_R_NRCODERESULTS] = { "DNS_R_NOERROR", "DNS_R_FORMERR", "DNS_R_SERVFAIL", "DNS_R_NXDOMAIN", "DNS_R_NOTIMP", "DNS_R_REFUSED", "DNS_R_YXDOMAIN", "DNS_R_YXRRSET", "DNS_R_NXRRSET", "DNS_R_NOTAUTH", "DNS_R_NOTZONE", "DNS_R_RCODE11", "RNS_R_RCODE12", "DNS_R_RCODE13", "DNS_R_RCODE14", "DNS_R_RCODE15", "DNS_R_BADVERS", }; #define DNS_RESULT_RESULTSET 2 #define DNS_RESULT_RCODERESULTSET 3 static isc_once_t once = ISC_ONCE_INIT; static void initialize_action(void) { isc_result_t result; result = isc_result_register(ISC_RESULTCLASS_DNS, DNS_R_NRESULTS, text, DNS_RESULT_RESULTSET); if (result == ISC_R_SUCCESS) { result = isc_result_register(ISC_RESULTCLASS_DNSRCODE, DNS_R_NRCODERESULTS, rcode_text, DNS_RESULT_RCODERESULTSET); } if (result != ISC_R_SUCCESS) { UNEXPECTED_ERROR(__FILE__, __LINE__, "isc_result_register() failed: %u", result); } result = isc_result_registerids(ISC_RESULTCLASS_DNS, DNS_R_NRESULTS, ids, DNS_RESULT_RESULTSET); if (result == ISC_R_SUCCESS) { result = isc_result_registerids(ISC_RESULTCLASS_DNSRCODE, DNS_R_NRCODERESULTS, rcode_ids, DNS_RESULT_RCODERESULTSET); } if (result != ISC_R_SUCCESS) { UNEXPECTED_ERROR(__FILE__, __LINE__, "isc_result_registerids() failed: %u", result); } } static void initialize(void) { RUNTIME_CHECK(isc_once_do(&once, initialize_action) == ISC_R_SUCCESS); } const char * dns_result_totext(isc_result_t result) { initialize(); return (isc_result_totext(result)); } void dns_result_register(void) { initialize(); } dns_rcode_t dns_result_torcode(isc_result_t result) { dns_rcode_t rcode = dns_rcode_servfail; if (DNS_RESULT_ISRCODE(result)) { /* * Rcodes can't be bigger than 12 bits, which is why we * AND with 0xFFF instead of 0xFFFF. */ return ((dns_rcode_t)((result)&0xFFF)); } /* * Try to supply an appropriate rcode. */ switch (result) { case ISC_R_SUCCESS: rcode = dns_rcode_noerror; break; case ISC_R_BADBASE64: case ISC_R_RANGE: case ISC_R_UNEXPECTEDEND: case DNS_R_BADAAAA: /* case DNS_R_BADBITSTRING: deprecated */ case DNS_R_BADCKSUM: case DNS_R_BADCLASS: case DNS_R_BADLABELTYPE: case DNS_R_BADPOINTER: case DNS_R_BADTTL: case DNS_R_BADZONE: /* case DNS_R_BITSTRINGTOOLONG: deprecated */ case DNS_R_EXTRADATA: case DNS_R_LABELTOOLONG: case DNS_R_NOREDATA: case DNS_R_SYNTAX: case DNS_R_TEXTTOOLONG: case DNS_R_TOOMANYHOPS: case DNS_R_TSIGERRORSET: case DNS_R_UNKNOWN: case DNS_R_NAMETOOLONG: case DNS_R_OPTERR: rcode = dns_rcode_formerr; break; case DNS_R_DISALLOWED: rcode = dns_rcode_refused; break; case DNS_R_TSIGVERIFYFAILURE: case DNS_R_CLOCKSKEW: rcode = dns_rcode_notauth; break; default: rcode = dns_rcode_servfail; } return (rcode); }