contrib/ldns/error.c

   1 /*
   2  * a error2str function to make sense of all the
   3  * error codes we have laying ardoun
   4  *
   5  * a Net::DNS like library for C
   6  * LibDNS Team @ NLnet Labs
   7  * (c) NLnet Labs, 2005-2006
   8  * See the file LICENSE for the license
   9  */
  10
  11 #include <ldns/config.h>
  12
  13 #include <ldns/ldns.h>
  14
  15 ldns_lookup_table ldns_error_str[] = {
  16         { LDNS_STATUS_OK, "All OK" },
  17         { LDNS_STATUS_EMPTY_LABEL, "Empty label" },
  18         { LDNS_STATUS_LABEL_OVERFLOW, "Label length overflow" },
  19         { LDNS_STATUS_DOMAINNAME_OVERFLOW, "Domainname length overflow" },
  20         { LDNS_STATUS_DOMAINNAME_UNDERFLOW, "Domainname length underflow (zero length)" },
  21         { LDNS_STATUS_DDD_OVERFLOW, "\\DDD sequence overflow (>255)" },
  22         { LDNS_STATUS_PACKET_OVERFLOW, "Packet size overflow" },
  23         { LDNS_STATUS_INVALID_POINTER, "Invalid compression pointer" },
  24         { LDNS_STATUS_MEM_ERR, "General memory error" },
  25         { LDNS_STATUS_INTERNAL_ERR, "Internal error, this should not happen" },
  26         { LDNS_STATUS_SSL_ERR, "Error in SSL library" },
  27         { LDNS_STATUS_ERR, "General LDNS error" },
  28         { LDNS_STATUS_INVALID_INT, "Conversion error, integer expected" },
  29         { LDNS_STATUS_INVALID_IP4, "Conversion error, ip4 addr expected" },
  30         { LDNS_STATUS_INVALID_IP6, "Conversion error, ip6 addr expected" },
  31         { LDNS_STATUS_INVALID_STR, "Conversion error, string expected" },
  32         { LDNS_STATUS_INVALID_B32_EXT, "Conversion error, b32 ext encoding expected" },
  33         { LDNS_STATUS_INVALID_B64, "Conversion error, b64 encoding expected" },
  34         { LDNS_STATUS_INVALID_HEX, "Conversion error, hex encoding expected" },
  35         { LDNS_STATUS_INVALID_TIME, "Conversion error, time encoding expected" },
  36         { LDNS_STATUS_NETWORK_ERR, "Could not send or receive, because of network error" },
  37         { LDNS_STATUS_ADDRESS_ERR, "Could not start AXFR, because of address error" },
  38         { LDNS_STATUS_FILE_ERR, "Could not open the files" },
  39         { LDNS_STATUS_UNKNOWN_INET, "Uknown address family" },
  40         { LDNS_STATUS_NOT_IMPL, "This function is not implemented (yet), please notify the developers - or not..." },
  41         { LDNS_STATUS_NULL, "Supplied value pointer null" },
  42         { LDNS_STATUS_CRYPTO_UNKNOWN_ALGO, "Unknown cryptographic algorithm" },
  43         { LDNS_STATUS_CRYPTO_ALGO_NOT_IMPL, "Cryptographic algorithm not implemented" },
  44         { LDNS_STATUS_CRYPTO_NO_RRSIG, "No DNSSEC signature(s)" },
  45         { LDNS_STATUS_CRYPTO_NO_DNSKEY, "No DNSSEC public key(s)" },
  46         { LDNS_STATUS_CRYPTO_TYPE_COVERED_ERR, "The signature does not cover this RRset" },
  47         { LDNS_STATUS_CRYPTO_NO_TRUSTED_DNSKEY, "No signatures found for trusted DNSSEC public key(s)" },
  48         { LDNS_STATUS_CRYPTO_NO_DS, "No DS record(s)" },
  49         { LDNS_STATUS_CRYPTO_NO_TRUSTED_DS, "Could not validate DS record(s)" },
  50         { LDNS_STATUS_CRYPTO_NO_MATCHING_KEYTAG_DNSKEY, "No keys with the keytag and algorithm from the RRSIG found" },
  51         { LDNS_STATUS_CRYPTO_VALIDATED, "Valid DNSSEC signature" },
  52         { LDNS_STATUS_CRYPTO_BOGUS, "Bogus DNSSEC signature" },
  53         { LDNS_STATUS_CRYPTO_SIG_EXPIRED, "DNSSEC signature has expired" },
  54         { LDNS_STATUS_CRYPTO_SIG_NOT_INCEPTED, "DNSSEC signature not incepted yet" },
  55         { LDNS_STATUS_CRYPTO_TSIG_BOGUS, "Bogus TSIG signature" },
  56         { LDNS_STATUS_CRYPTO_TSIG_ERR, "Could not create TSIG signature" },
  57         { LDNS_STATUS_CRYPTO_EXPIRATION_BEFORE_INCEPTION, "DNSSEC signature has expiration date earlier than inception date" },
  58         { LDNS_STATUS_ENGINE_KEY_NOT_LOADED, "Unable to load private key from engine" },
  59         { LDNS_STATUS_NSEC3_ERR, "Error in NSEC3 denial of existence proof" },
  60         { LDNS_STATUS_RES_NO_NS, "No (valid) nameservers defined in the resolver" },
  61         { LDNS_STATUS_RES_QUERY, "No correct query given to resolver" },
  62         { LDNS_STATUS_WIRE_INCOMPLETE_HEADER, "header section incomplete" },
  63         { LDNS_STATUS_WIRE_INCOMPLETE_QUESTION, "question section incomplete" },
  64         { LDNS_STATUS_WIRE_INCOMPLETE_ANSWER, "answer section incomplete" },
  65         { LDNS_STATUS_WIRE_INCOMPLETE_AUTHORITY, "authority section incomplete" },
  66         { LDNS_STATUS_WIRE_INCOMPLETE_ADDITIONAL, "additional section incomplete" },
  67         { LDNS_STATUS_NO_DATA, "No data" },
  68         { LDNS_STATUS_CERT_BAD_ALGORITHM, "Bad algorithm type for CERT record" },
  69         { LDNS_STATUS_SYNTAX_TYPE_ERR, "Syntax error, could not parse the RR's type" },
  70         { LDNS_STATUS_SYNTAX_CLASS_ERR, "Syntax error, could not parse the RR's class" },
  71         { LDNS_STATUS_SYNTAX_TTL_ERR, "Syntax error, could not parse the RR's TTL" },
  72         { LDNS_STATUS_SYNTAX_INCLUDE_ERR_NOTIMPL, "Syntax error, $INCLUDE not implemented" },
  73         { LDNS_STATUS_SYNTAX_RDATA_ERR, "Syntax error, could not parse the RR's rdata" },
  74         { LDNS_STATUS_SYNTAX_DNAME_ERR, "Syntax error, could not parse the RR's dname(s)" },
  75         { LDNS_STATUS_SYNTAX_VERSION_ERR, "Syntax error, version mismatch" },
  76         { LDNS_STATUS_SYNTAX_ALG_ERR, "Syntax error, algorithm unknown or non parseable" },
  77         { LDNS_STATUS_SYNTAX_KEYWORD_ERR, "Syntax error, unknown keyword in input" },
  78         { LDNS_STATUS_SYNTAX_ERR, "Syntax error, could not parse the RR" },
  79         { LDNS_STATUS_SYNTAX_EMPTY, "Empty line was returned" },
  80         { LDNS_STATUS_SYNTAX_TTL, "$TTL directive was seen in the zone" },
  81         { LDNS_STATUS_SYNTAX_ORIGIN, "$ORIGIN directive was seen in the zone" },
  82         { LDNS_STATUS_SYNTAX_INCLUDE, "$INCLUDE directive was seen in the zone" },
  83         { LDNS_STATUS_SYNTAX_ITERATIONS_OVERFLOW, "Iterations count for NSEC3 record higher than maximum" },
  84         { LDNS_STATUS_SYNTAX_MISSING_VALUE_ERR, "Syntax error, value expected" },
  85         { LDNS_STATUS_SYNTAX_INTEGER_OVERFLOW, "Syntax error, integer value too large" },
  86         { LDNS_STATUS_SYNTAX_BAD_ESCAPE, "Syntax error, bad escape sequence" },
  87         { LDNS_STATUS_SOCKET_ERROR, "Error creating socket" },
  88         { LDNS_STATUS_DNSSEC_EXISTENCE_DENIED, "Existence denied by NSEC" },
  89         { LDNS_STATUS_DNSSEC_NSEC_RR_NOT_COVERED, "RR not covered by the given NSEC RRs" },
  90         { LDNS_STATUS_DNSSEC_NSEC_WILDCARD_NOT_COVERED, "wildcard not covered by the given NSEC RRs" },
  91         { LDNS_STATUS_DNSSEC_NSEC3_ORIGINAL_NOT_FOUND, "original of NSEC3 hashed name could not be found" },
  92         { LDNS_STATUS_MISSING_RDATA_FIELDS_RRSIG, "The RRSIG has to few rdata fields" },
  93         { LDNS_STATUS_MISSING_RDATA_FIELDS_KEY, "The DNSKEY has to few rdata fields" },
  94         { LDNS_STATUS_CRYPTO_SIG_EXPIRED_WITHIN_MARGIN,
  95                 "DNSSEC signature will expire too soon" },
  96         { LDNS_STATUS_CRYPTO_SIG_NOT_INCEPTED_WITHIN_MARGIN,
  97                 "DNSSEC signature not incepted long enough" },
  98         { LDNS_STATUS_DANE_UNKNOWN_CERTIFICATE_USAGE,
  99                 "Unknown TLSA Certificate Usage" },
 100         { LDNS_STATUS_DANE_UNKNOWN_SELECTOR, "Unknown TLSA Selector" },
 101         { LDNS_STATUS_DANE_UNKNOWN_MATCHING_TYPE,
 102                 "Unknown TLSA Matching Type" },
 103         { LDNS_STATUS_DANE_UNKNOWN_PROTOCOL,
 104                 "Unknown protocol. Only IPv4 and IPv6 are understood" },
 105         { LDNS_STATUS_DANE_UNKNOWN_TRANSPORT,
 106                 "Unknown transport. Should be one of {tcp, udp, sctp}" },
 107         { LDNS_STATUS_DANE_MISSING_EXTRA_CERTS,  /* Trust anchor assertion */
 108                 "More than one certificate should be provided" },
 109         { LDNS_STATUS_DANE_EXTRA_CERTS_NOT_USED, /* Trust anchor assertion */
 110                 "Non of the extra certificates is used to sign the first" },
 111         { LDNS_STATUS_DANE_OFFSET_OUT_OF_RANGE,   /* Trust anchor assertion */
 112                 "The offset was out of range" },
 113         { LDNS_STATUS_DANE_INSECURE,             /* Unused by library */
 114                 "The queried resource records were insecure" },
 115         { LDNS_STATUS_DANE_BOGUS,             /* Unused by library */
 116                 "The queried resource records were bogus" },
 117         { LDNS_STATUS_DANE_TLSA_DID_NOT_MATCH,
 118                 "The TLSA record(s) "
 119                 "did not match with the server certificate (chain)" },
 120         { LDNS_STATUS_DANE_NON_CA_CERTIFICATE,
 121                 "The certificate was not a CA certificate" },
 122         { LDNS_STATUS_DANE_PKIX_DID_NOT_VALIDATE,
 123                 "Could not PKIX validate" },
 124         { LDNS_STATUS_DANE_PKIX_NO_SELF_SIGNED_TRUST_ANCHOR,
 125                 "The validation path "
 126                 "did not end in a self-signed certificate" },
 127         { 0, NULL }
 128 };
 129
 130 const char *
 131 ldns_get_errorstr_by_id(ldns_status err)
 132 {
 133         ldns_lookup_table *lt;
 134
 135         lt = ldns_lookup_by_id(ldns_error_str, err);
 136
 137         if (lt) {
 138                 return lt->name;
 139         }
 140         return NULL;
 141 }