277 lines
9.7 KiB
C
277 lines
9.7 KiB
C
/*
|
|
* Copyright (C) 2004, 2005 Internet Systems Consortium, Inc. ("ISC")
|
|
* Copyright (C) 1998-2003 Internet Software Consortium.
|
|
*
|
|
* Permission to use, copy, modify, and distribute this software for any
|
|
* purpose with or without fee is hereby granted, provided that the above
|
|
* copyright notice and this permission notice appear in all copies.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
|
|
* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
|
|
* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
|
|
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
|
|
* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
|
|
* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
|
|
* PERFORMANCE OF THIS SOFTWARE.
|
|
*/
|
|
|
|
/* $Id: result.c,v 1.115.10.7 2005/06/17 02:04:31 marka Exp $ */
|
|
|
|
/*! \file */
|
|
|
|
#include <config.h>
|
|
|
|
#include <isc/once.h>
|
|
#include <isc/util.h>
|
|
|
|
#include <dns/result.h>
|
|
#include <dns/lib.h>
|
|
|
|
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 */
|
|
"not insecure", /*%< 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 */
|
|
};
|
|
|
|
static const char *rcode_text[DNS_R_NRCODERESULTS] = {
|
|
"NOERROR", /*%< 0 DNS_R_NOEROR */
|
|
"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 */
|
|
"<rcode 11>", /*%< 11 has no macro */
|
|
"<rcode 12>", /*%< 12 has no macro */
|
|
"<rcode 13>", /*%< 13 has no macro */
|
|
"<rcode 14>", /*%< 14 has no macro */
|
|
|
|
"<rcode 15>", /*%< 15 has no macro */
|
|
"BADVERS", /*%< 16 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_msgcat, DNS_RESULT_RESULTSET);
|
|
if (result == ISC_R_SUCCESS)
|
|
result = isc_result_register(ISC_RESULTCLASS_DNSRCODE,
|
|
DNS_R_NRCODERESULTS,
|
|
rcode_text, dns_msgcat,
|
|
DNS_RESULT_RCODERESULTSET);
|
|
if (result != ISC_R_SUCCESS)
|
|
UNEXPECTED_ERROR(__FILE__, __LINE__,
|
|
"isc_result_register() failed: %u", result);
|
|
}
|
|
|
|
static void
|
|
initialize(void) {
|
|
dns_lib_initmsgcat();
|
|
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_NOSPACE:
|
|
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:
|
|
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);
|
|
}
|