unbound/ldns/rrdef.c

   1 /* rrdef.c
   2  *
   3  * access functions to rr definitions list.
   4  * a Net::DNS like library for C
   5  * LibDNS Team @ NLnet Labs
   6  *
   7  * (c) NLnet Labs, 2004-2006
   8  * See the file LICENSE for the license
   9  */
  10 /**
  11  * \file
  12  *
  13  * Defines resource record types and constants.
  14  */
  15 #include "config.h"
  16 #include "ldns/rrdef.h"
  17 #include "ldns/parseutil.h"
  18
  19 /* classes  */
  20 static sldns_lookup_table sldns_rr_classes_data[] = {
  21         { LDNS_RR_CLASS_IN, "IN" },
  22         { LDNS_RR_CLASS_CH, "CH" },
  23         { LDNS_RR_CLASS_HS, "HS" },
  24         { LDNS_RR_CLASS_NONE, "NONE" },
  25         { LDNS_RR_CLASS_ANY, "ANY" },
  26         { 0, NULL }
  27 };
  28 sldns_lookup_table* sldns_rr_classes = sldns_rr_classes_data;
  29
  30 /* types */
  31 static const sldns_rdf_type type_0_wireformat[] = { LDNS_RDF_TYPE_UNKNOWN };
  32 static const sldns_rdf_type type_a_wireformat[] = { LDNS_RDF_TYPE_A };
  33 static const sldns_rdf_type type_ns_wireformat[] = { LDNS_RDF_TYPE_DNAME };
  34 static const sldns_rdf_type type_md_wireformat[] = { LDNS_RDF_TYPE_DNAME };
  35 static const sldns_rdf_type type_mf_wireformat[] = { LDNS_RDF_TYPE_DNAME };
  36 static const sldns_rdf_type type_cname_wireformat[] = { LDNS_RDF_TYPE_DNAME };
  37 static const sldns_rdf_type type_soa_wireformat[] = {
  38         LDNS_RDF_TYPE_DNAME, LDNS_RDF_TYPE_DNAME, LDNS_RDF_TYPE_INT32,
  39         LDNS_RDF_TYPE_PERIOD, LDNS_RDF_TYPE_PERIOD, LDNS_RDF_TYPE_PERIOD,
  40         LDNS_RDF_TYPE_PERIOD
  41 };
  42 static const sldns_rdf_type type_mb_wireformat[] = { LDNS_RDF_TYPE_DNAME };
  43 static const sldns_rdf_type type_mg_wireformat[] = { LDNS_RDF_TYPE_DNAME };
  44 static const sldns_rdf_type type_mr_wireformat[] = { LDNS_RDF_TYPE_DNAME };
  45 static const sldns_rdf_type type_wks_wireformat[] = {
  46         LDNS_RDF_TYPE_A, LDNS_RDF_TYPE_WKS
  47 };
  48 static const sldns_rdf_type type_ptr_wireformat[] = { LDNS_RDF_TYPE_DNAME };
  49 static const sldns_rdf_type type_hinfo_wireformat[] = {
  50         LDNS_RDF_TYPE_STR, LDNS_RDF_TYPE_STR
  51 };
  52 static const sldns_rdf_type type_minfo_wireformat[] = {
  53         LDNS_RDF_TYPE_DNAME, LDNS_RDF_TYPE_DNAME
  54 };
  55 static const sldns_rdf_type type_mx_wireformat[] = {
  56         LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_DNAME
  57 };
  58 static const sldns_rdf_type type_rp_wireformat[] = {
  59         LDNS_RDF_TYPE_DNAME, LDNS_RDF_TYPE_DNAME
  60 };
  61 static const sldns_rdf_type type_afsdb_wireformat[] = {
  62         LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_DNAME
  63 };
  64 static const sldns_rdf_type type_x25_wireformat[] = { LDNS_RDF_TYPE_STR };
  65 static const sldns_rdf_type type_isdn_wireformat[] = {
  66         LDNS_RDF_TYPE_STR, LDNS_RDF_TYPE_STR
  67 };
  68 static const sldns_rdf_type type_rt_wireformat[] = {
  69         LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_DNAME
  70 };
  71 static const sldns_rdf_type type_nsap_wireformat[] = {
  72         LDNS_RDF_TYPE_NSAP
  73 };
  74 static const sldns_rdf_type type_nsap_ptr_wireformat[] = {
  75         LDNS_RDF_TYPE_STR
  76 };
  77 static const sldns_rdf_type type_sig_wireformat[] = {
  78         LDNS_RDF_TYPE_TYPE, LDNS_RDF_TYPE_ALG, LDNS_RDF_TYPE_INT8, LDNS_RDF_TYPE_INT32,
  79         LDNS_RDF_TYPE_TIME, LDNS_RDF_TYPE_TIME, LDNS_RDF_TYPE_INT16,
  80         LDNS_RDF_TYPE_DNAME, LDNS_RDF_TYPE_B64
  81 };
  82 static const sldns_rdf_type type_key_wireformat[] = {
  83         LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_INT8, LDNS_RDF_TYPE_INT8, LDNS_RDF_TYPE_B64
  84 };
  85 static const sldns_rdf_type type_px_wireformat[] = {
  86         LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_DNAME, LDNS_RDF_TYPE_DNAME
  87 };
  88 static const sldns_rdf_type type_gpos_wireformat[] = {
  89         LDNS_RDF_TYPE_STR, LDNS_RDF_TYPE_STR, LDNS_RDF_TYPE_STR
  90 };
  91 static const sldns_rdf_type type_aaaa_wireformat[] = { LDNS_RDF_TYPE_AAAA };
  92 static const sldns_rdf_type type_loc_wireformat[] = { LDNS_RDF_TYPE_LOC };
  93 static const sldns_rdf_type type_nxt_wireformat[] = {
  94         LDNS_RDF_TYPE_DNAME, LDNS_RDF_TYPE_UNKNOWN
  95 };
  96 static const sldns_rdf_type type_eid_wireformat[] = {
  97         LDNS_RDF_TYPE_HEX
  98 };
  99 static const sldns_rdf_type type_nimloc_wireformat[] = {
 100         LDNS_RDF_TYPE_HEX
 101 };
 102 static const sldns_rdf_type type_srv_wireformat[] = {
 103         LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_DNAME
 104 };
 105 static const sldns_rdf_type type_atma_wireformat[] = {
 106         LDNS_RDF_TYPE_ATMA
 107 };
 108 static const sldns_rdf_type type_naptr_wireformat[] = {
 109         LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_STR, LDNS_RDF_TYPE_STR, LDNS_RDF_TYPE_STR, LDNS_RDF_TYPE_DNAME
 110 };
 111 static const sldns_rdf_type type_kx_wireformat[] = {
 112         LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_DNAME
 113 };
 114 static const sldns_rdf_type type_cert_wireformat[] = {
 115          LDNS_RDF_TYPE_CERT_ALG, LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_ALG, LDNS_RDF_TYPE_B64
 116 };
 117 static const sldns_rdf_type type_a6_wireformat[] = { LDNS_RDF_TYPE_UNKNOWN };
 118 static const sldns_rdf_type type_dname_wireformat[] = { LDNS_RDF_TYPE_DNAME };
 119 static const sldns_rdf_type type_sink_wireformat[] = { LDNS_RDF_TYPE_INT8,
 120         LDNS_RDF_TYPE_INT8, LDNS_RDF_TYPE_INT8, LDNS_RDF_TYPE_B64
 121 };
 122 static const sldns_rdf_type type_apl_wireformat[] = {
 123         LDNS_RDF_TYPE_APL
 124 };
 125 static const sldns_rdf_type type_ds_wireformat[] = {
 126         LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_ALG, LDNS_RDF_TYPE_INT8, LDNS_RDF_TYPE_HEX
 127 };
 128 static const sldns_rdf_type type_sshfp_wireformat[] = {
 129         LDNS_RDF_TYPE_INT8, LDNS_RDF_TYPE_INT8, LDNS_RDF_TYPE_HEX
 130 };
 131 static const sldns_rdf_type type_ipseckey_wireformat[] = {
 132         LDNS_RDF_TYPE_IPSECKEY
 133 };
 134 static const sldns_rdf_type type_rrsig_wireformat[] = {
 135         LDNS_RDF_TYPE_TYPE, LDNS_RDF_TYPE_ALG, LDNS_RDF_TYPE_INT8, LDNS_RDF_TYPE_INT32,
 136         LDNS_RDF_TYPE_TIME, LDNS_RDF_TYPE_TIME, LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_DNAME, LDNS_RDF_TYPE_B64
 137 };
 138 static const sldns_rdf_type type_nsec_wireformat[] = {
 139         LDNS_RDF_TYPE_DNAME, LDNS_RDF_TYPE_NSEC
 140 };
 141 static const sldns_rdf_type type_dhcid_wireformat[] = {
 142         LDNS_RDF_TYPE_B64
 143 };
 144 static const sldns_rdf_type type_talink_wireformat[] = {
 145         LDNS_RDF_TYPE_DNAME, LDNS_RDF_TYPE_DNAME
 146 };
 147 /* nsec3 is some vars, followed by same type of data of nsec */
 148 static const sldns_rdf_type type_nsec3_wireformat[] = {
 149 /*      LDNS_RDF_TYPE_NSEC3_VARS, LDNS_RDF_TYPE_NSEC3_NEXT_OWNER, LDNS_RDF_TYPE_NSEC*/
 150         LDNS_RDF_TYPE_INT8, LDNS_RDF_TYPE_INT8, LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_NSEC3_SALT, LDNS_RDF_TYPE_NSEC3_NEXT_OWNER, LDNS_RDF_TYPE_NSEC
 151 };
 152
 153 static const sldns_rdf_type type_nsec3param_wireformat[] = {
 154 /*      LDNS_RDF_TYPE_NSEC3_PARAMS_VARS*/
 155         LDNS_RDF_TYPE_INT8,
 156         LDNS_RDF_TYPE_INT8,
 157         LDNS_RDF_TYPE_INT16,
 158         LDNS_RDF_TYPE_NSEC3_SALT
 159 };
 160
 161 static const sldns_rdf_type type_dnskey_wireformat[] = {
 162         LDNS_RDF_TYPE_INT16,
 163         LDNS_RDF_TYPE_INT8,
 164         LDNS_RDF_TYPE_ALG,
 165         LDNS_RDF_TYPE_B64
 166 };
 167 static const sldns_rdf_type type_tkey_wireformat[] = {
 168         LDNS_RDF_TYPE_DNAME,
 169         LDNS_RDF_TYPE_TIME,
 170         LDNS_RDF_TYPE_TIME,
 171         LDNS_RDF_TYPE_INT16,
 172         LDNS_RDF_TYPE_INT16,
 173         LDNS_RDF_TYPE_INT16_DATA,
 174         LDNS_RDF_TYPE_INT16_DATA,
 175 };
 176 static const sldns_rdf_type type_tsig_wireformat[] = {
 177         LDNS_RDF_TYPE_DNAME,
 178         LDNS_RDF_TYPE_TSIGTIME,
 179         LDNS_RDF_TYPE_INT16,
 180         LDNS_RDF_TYPE_INT16_DATA,
 181         LDNS_RDF_TYPE_INT16,
 182         LDNS_RDF_TYPE_INT16,
 183         LDNS_RDF_TYPE_INT16_DATA
 184 };
 185 static const sldns_rdf_type type_tlsa_wireformat[] = {
 186         LDNS_RDF_TYPE_INT8,
 187         LDNS_RDF_TYPE_INT8,
 188         LDNS_RDF_TYPE_INT8,
 189         LDNS_RDF_TYPE_HEX
 190 };
 191 static const sldns_rdf_type type_hip_wireformat[] = {
 192         LDNS_RDF_TYPE_HIP
 193 };
 194 static const sldns_rdf_type type_nid_wireformat[] = {
 195         LDNS_RDF_TYPE_INT16,
 196         LDNS_RDF_TYPE_ILNP64
 197 };
 198 static const sldns_rdf_type type_l32_wireformat[] = {
 199         LDNS_RDF_TYPE_INT16,
 200         LDNS_RDF_TYPE_A
 201 };
 202 static const sldns_rdf_type type_l64_wireformat[] = {
 203         LDNS_RDF_TYPE_INT16,
 204         LDNS_RDF_TYPE_ILNP64
 205 };
 206 static const sldns_rdf_type type_lp_wireformat[] = {
 207         LDNS_RDF_TYPE_INT16,
 208         LDNS_RDF_TYPE_DNAME
 209 };
 210 static const sldns_rdf_type type_eui48_wireformat[] = {
 211         LDNS_RDF_TYPE_EUI48
 212 };
 213 static const sldns_rdf_type type_eui64_wireformat[] = {
 214         LDNS_RDF_TYPE_EUI64
 215 };
 216 #ifdef DRAFT_RRTYPES
 217 static const sldns_rdf_type type_uri_wireformat[] = {
 218         LDNS_RDF_TYPE_INT16,
 219         LDNS_RDF_TYPE_INT16,
 220         LDNS_RDF_TYPE_LONG_STR
 221 };
 222 #endif
 223 static const sldns_rdf_type type_caa_wireformat[] = {
 224         LDNS_RDF_TYPE_INT8,
 225         LDNS_RDF_TYPE_TAG,
 226         LDNS_RDF_TYPE_LONG_STR
 227 };
 228
 229 /* All RR's defined in 1035 are well known and can thus
 230  * be compressed. See RFC3597. These RR's are:
 231  * CNAME HINFO MB MD MF MG MINFO MR MX NULL NS PTR SOA TXT
 232  */
 233 static sldns_rr_descriptor rdata_field_descriptors[] = {
 234         /* 0 */
 235         { 0, NULL, 0, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 236         /* 1 */
 237         {LDNS_RR_TYPE_A, "A", 1, 1, type_a_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 238         /* 2 */
 239         {LDNS_RR_TYPE_NS, "NS", 1, 1, type_ns_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_COMPRESS, 1 },
 240         /* 3 */
 241         {LDNS_RR_TYPE_MD, "MD", 1, 1, type_md_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_COMPRESS, 1 },
 242         /* 4 */
 243         {LDNS_RR_TYPE_MF, "MF", 1, 1, type_mf_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_COMPRESS, 1 },
 244         /* 5 */
 245         {LDNS_RR_TYPE_CNAME, "CNAME", 1, 1, type_cname_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_COMPRESS, 1 },
 246         /* 6 */
 247         {LDNS_RR_TYPE_SOA, "SOA", 7, 7, type_soa_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_COMPRESS, 2 },
 248         /* 7 */
 249         {LDNS_RR_TYPE_MB, "MB", 1, 1, type_mb_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_COMPRESS, 1 },
 250         /* 8 */
 251         {LDNS_RR_TYPE_MG, "MG", 1, 1, type_mg_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_COMPRESS, 1 },
 252         /* 9 */
 253         {LDNS_RR_TYPE_MR, "MR", 1, 1, type_mr_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_COMPRESS, 1 },
 254         /* 10 */
 255         {LDNS_RR_TYPE_NULL, "NULL", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 256         /* 11 */
 257         {LDNS_RR_TYPE_WKS, "WKS", 2, 2, type_wks_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 258         /* 12 */
 259         {LDNS_RR_TYPE_PTR, "PTR", 1, 1, type_ptr_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_COMPRESS, 1 },
 260         /* 13 */
 261         {LDNS_RR_TYPE_HINFO, "HINFO", 2, 2, type_hinfo_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 262         /* 14 */
 263         {LDNS_RR_TYPE_MINFO, "MINFO", 2, 2, type_minfo_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_COMPRESS, 2 },
 264         /* 15 */
 265         {LDNS_RR_TYPE_MX, "MX", 2, 2, type_mx_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_COMPRESS, 1 },
 266         /* 16 */
 267         {LDNS_RR_TYPE_TXT, "TXT", 1, 0, NULL, LDNS_RDF_TYPE_STR, LDNS_RR_NO_COMPRESS, 0 },
 268         /* 17 */
 269         {LDNS_RR_TYPE_RP, "RP", 2, 2, type_rp_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 2 },
 270         /* 18 */
 271         {LDNS_RR_TYPE_AFSDB, "AFSDB", 2, 2, type_afsdb_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 },
 272         /* 19 */
 273         {LDNS_RR_TYPE_X25, "X25", 1, 1, type_x25_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 274         /* 20 */
 275         {LDNS_RR_TYPE_ISDN, "ISDN", 1, 2, type_isdn_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 276         /* 21 */
 277         {LDNS_RR_TYPE_RT, "RT", 2, 2, type_rt_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 },
 278         /* 22 */
 279         {LDNS_RR_TYPE_NSAP, "NSAP", 1, 1, type_nsap_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 280         /* 23 */
 281         {LDNS_RR_TYPE_NSAP_PTR, "NSAP-PTR", 1, 1, type_nsap_ptr_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 282         /* 24 */
 283         {LDNS_RR_TYPE_SIG, "SIG", 9, 9, type_sig_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 },
 284         /* 25 */
 285         {LDNS_RR_TYPE_KEY, "KEY", 4, 4, type_key_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 286         /* 26 */
 287         {LDNS_RR_TYPE_PX, "PX", 3, 3, type_px_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 2 },
 288         /* 27 */
 289         {LDNS_RR_TYPE_GPOS, "GPOS", 3, 3, type_gpos_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 290         /* 28 */
 291         {LDNS_RR_TYPE_AAAA, "AAAA", 1, 1, type_aaaa_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 292         /* 29 */
 293         {LDNS_RR_TYPE_LOC, "LOC", 1, 1, type_loc_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 294         /* 30 */
 295         {LDNS_RR_TYPE_NXT, "NXT", 2, 2, type_nxt_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 },
 296         /* 31 */
 297         {LDNS_RR_TYPE_EID, "EID", 1, 1, type_eid_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 298         /* 32 */
 299         {LDNS_RR_TYPE_NIMLOC, "NIMLOC", 1, 1, type_nimloc_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 300         /* 33 */
 301         {LDNS_RR_TYPE_SRV, "SRV", 4, 4, type_srv_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 },
 302         /* 34 */
 303         {LDNS_RR_TYPE_ATMA, "ATMA", 1, 1, type_atma_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 304         /* 35 */
 305         {LDNS_RR_TYPE_NAPTR, "NAPTR", 6, 6, type_naptr_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 },
 306         /* 36 */
 307         {LDNS_RR_TYPE_KX, "KX", 2, 2, type_kx_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 },
 308         /* 37 */
 309         {LDNS_RR_TYPE_CERT, "CERT", 4, 4, type_cert_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 310         /* 38 */
 311         {LDNS_RR_TYPE_A6, "A6", 1, 1, type_a6_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 312         /* 39 */
 313         {LDNS_RR_TYPE_DNAME, "DNAME", 1, 1, type_dname_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 },
 314         /* 40 */
 315         {LDNS_RR_TYPE_SINK, "SINK", 1, 1, type_sink_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 316         /* 41 */
 317         {LDNS_RR_TYPE_OPT, "OPT", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 318         /* 42 */
 319         {LDNS_RR_TYPE_APL, "APL", 0, 0, type_apl_wireformat, LDNS_RDF_TYPE_APL, LDNS_RR_NO_COMPRESS, 0 },
 320         /* 43 */
 321         {LDNS_RR_TYPE_DS, "DS", 4, 4, type_ds_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 322         /* 44 */
 323         {LDNS_RR_TYPE_SSHFP, "SSHFP", 3, 3, type_sshfp_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 324         /* 45 */
 325         {LDNS_RR_TYPE_IPSECKEY, "IPSECKEY", 1, 1, type_ipseckey_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 326         /* 46 */
 327         {LDNS_RR_TYPE_RRSIG, "RRSIG", 9, 9, type_rrsig_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 },
 328         /* 47 */
 329         {LDNS_RR_TYPE_NSEC, "NSEC", 1, 2, type_nsec_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 },
 330         /* 48 */
 331         {LDNS_RR_TYPE_DNSKEY, "DNSKEY", 4, 4, type_dnskey_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 332         /* 49 */
 333         {LDNS_RR_TYPE_DHCID, "DHCID", 1, 1, type_dhcid_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 334         /* 50 */
 335         {LDNS_RR_TYPE_NSEC3, "NSEC3", 5, 6, type_nsec3_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 336         /* 51 */
 337         {LDNS_RR_TYPE_NSEC3PARAM, "NSEC3PARAM", 4, 4, type_nsec3param_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 338         /* 52 */
 339         {LDNS_RR_TYPE_TLSA, "TLSA", 4, 4, type_tlsa_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 340
 341 {LDNS_RR_TYPE_NULL, "TYPE53", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 342 {LDNS_RR_TYPE_NULL, "TYPE54", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 343         /* 55
 344          * Hip ends with 0 or more Rendezvous Servers represented as dname's.
 345          * Hence the LDNS_RDF_TYPE_DNAME _variable field and the _maximum field
 346          * set to 0.
 347          */
 348         {LDNS_RR_TYPE_HIP, "HIP", 1, 1, type_hip_wireformat, LDNS_RDF_TYPE_DNAME, LDNS_RR_NO_COMPRESS, 0 },
 349
 350 #ifdef DRAFT_RRTYPES
 351         /* 56 */
 352         {LDNS_RR_TYPE_NINFO, "NINFO", 1, 0, NULL, LDNS_RDF_TYPE_STR, LDNS_RR_NO_COMPRESS, 0 },
 353         /* 57 */
 354         {LDNS_RR_TYPE_RKEY, "RKEY", 4, 4, type_key_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 355 #else
 356 {LDNS_RR_TYPE_NULL, "TYPE56", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 357 {LDNS_RR_TYPE_NULL, "TYPE57", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 358 #endif
 359         /* 58 */
 360         {LDNS_RR_TYPE_TALINK, "TALINK", 2, 2, type_talink_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 2 },
 361
 362         /* 59 */
 363         {LDNS_RR_TYPE_CDS, "CDS", 4, 4, type_ds_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 364         /* 60 */
 365         {LDNS_RR_TYPE_CDNSKEY, "CDNSKEY", 4, 4, type_dnskey_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 366 {LDNS_RR_TYPE_NULL, "TYPE61", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 367 {LDNS_RR_TYPE_NULL, "TYPE62", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 368 {LDNS_RR_TYPE_NULL, "TYPE63", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 369 {LDNS_RR_TYPE_NULL, "TYPE64", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 370 {LDNS_RR_TYPE_NULL, "TYPE65", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 371 {LDNS_RR_TYPE_NULL, "TYPE66", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 372 {LDNS_RR_TYPE_NULL, "TYPE67", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 373 {LDNS_RR_TYPE_NULL, "TYPE68", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 374 {LDNS_RR_TYPE_NULL, "TYPE69", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 375 {LDNS_RR_TYPE_NULL, "TYPE70", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 376 {LDNS_RR_TYPE_NULL, "TYPE71", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 377 {LDNS_RR_TYPE_NULL, "TYPE72", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 378 {LDNS_RR_TYPE_NULL, "TYPE73", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 379 {LDNS_RR_TYPE_NULL, "TYPE74", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 380 {LDNS_RR_TYPE_NULL, "TYPE75", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 381 {LDNS_RR_TYPE_NULL, "TYPE76", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 382 {LDNS_RR_TYPE_NULL, "TYPE77", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 383 {LDNS_RR_TYPE_NULL, "TYPE78", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 384 {LDNS_RR_TYPE_NULL, "TYPE79", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 385 {LDNS_RR_TYPE_NULL, "TYPE80", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 386 {LDNS_RR_TYPE_NULL, "TYPE81", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 387 {LDNS_RR_TYPE_NULL, "TYPE82", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 388 {LDNS_RR_TYPE_NULL, "TYPE83", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 389 {LDNS_RR_TYPE_NULL, "TYPE84", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 390 {LDNS_RR_TYPE_NULL, "TYPE85", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 391 {LDNS_RR_TYPE_NULL, "TYPE86", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 392 {LDNS_RR_TYPE_NULL, "TYPE87", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 393 {LDNS_RR_TYPE_NULL, "TYPE88", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 394 {LDNS_RR_TYPE_NULL, "TYPE89", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 395 {LDNS_RR_TYPE_NULL, "TYPE90", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 396 {LDNS_RR_TYPE_NULL, "TYPE91", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 397 {LDNS_RR_TYPE_NULL, "TYPE92", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 398 {LDNS_RR_TYPE_NULL, "TYPE93", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 399 {LDNS_RR_TYPE_NULL, "TYPE94", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 400 {LDNS_RR_TYPE_NULL, "TYPE95", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 401 {LDNS_RR_TYPE_NULL, "TYPE96", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 402 {LDNS_RR_TYPE_NULL, "TYPE97", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 403 {LDNS_RR_TYPE_NULL, "TYPE98", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 404
 405         /* 99 */
 406         {LDNS_RR_TYPE_SPF,  "SPF", 1, 0, NULL, LDNS_RDF_TYPE_STR, LDNS_RR_NO_COMPRESS, 0 },
 407
 408         /* UINFO  [IANA-Reserved] */
 409 {LDNS_RR_TYPE_NULL, "TYPE100", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 410         /* UID    [IANA-Reserved] */
 411 {LDNS_RR_TYPE_NULL, "TYPE101", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 412         /* GID    [IANA-Reserved] */
 413 {LDNS_RR_TYPE_NULL, "TYPE102", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 414         /* UNSPEC [IANA-Reserved] */
 415 {LDNS_RR_TYPE_NULL, "TYPE103", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 416
 417         /* 104 */
 418         {LDNS_RR_TYPE_NID, "NID", 2, 2, type_nid_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 419         /* 105 */
 420         {LDNS_RR_TYPE_L32, "L32", 2, 2, type_l32_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 421         /* 106 */
 422         {LDNS_RR_TYPE_L64, "L64", 2, 2, type_l64_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 423         /* 107 */
 424         {LDNS_RR_TYPE_LP, "LP", 2, 2, type_lp_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 },
 425
 426         /* 108 */
 427         {LDNS_RR_TYPE_EUI48, "EUI48", 1, 1, type_eui48_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 428         /* 109 */
 429         {LDNS_RR_TYPE_EUI64, "EUI64", 1, 1, type_eui64_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 430
 431 {LDNS_RR_TYPE_NULL, "TYPE110", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 432 {LDNS_RR_TYPE_NULL, "TYPE111", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 433 {LDNS_RR_TYPE_NULL, "TYPE112", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 434 {LDNS_RR_TYPE_NULL, "TYPE113", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 435 {LDNS_RR_TYPE_NULL, "TYPE114", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 436 {LDNS_RR_TYPE_NULL, "TYPE115", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 437 {LDNS_RR_TYPE_NULL, "TYPE116", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 438 {LDNS_RR_TYPE_NULL, "TYPE117", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 439 {LDNS_RR_TYPE_NULL, "TYPE118", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 440 {LDNS_RR_TYPE_NULL, "TYPE119", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 441 {LDNS_RR_TYPE_NULL, "TYPE120", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 442 {LDNS_RR_TYPE_NULL, "TYPE121", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 443 {LDNS_RR_TYPE_NULL, "TYPE122", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 444 {LDNS_RR_TYPE_NULL, "TYPE123", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 445 {LDNS_RR_TYPE_NULL, "TYPE124", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 446 {LDNS_RR_TYPE_NULL, "TYPE125", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 447 {LDNS_RR_TYPE_NULL, "TYPE126", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 448 {LDNS_RR_TYPE_NULL, "TYPE127", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 449 {LDNS_RR_TYPE_NULL, "TYPE128", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 450 {LDNS_RR_TYPE_NULL, "TYPE129", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 451 {LDNS_RR_TYPE_NULL, "TYPE130", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 452 {LDNS_RR_TYPE_NULL, "TYPE131", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 453 {LDNS_RR_TYPE_NULL, "TYPE132", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 454 {LDNS_RR_TYPE_NULL, "TYPE133", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 455 {LDNS_RR_TYPE_NULL, "TYPE134", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 456 {LDNS_RR_TYPE_NULL, "TYPE135", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 457 {LDNS_RR_TYPE_NULL, "TYPE136", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 458 {LDNS_RR_TYPE_NULL, "TYPE137", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 459 {LDNS_RR_TYPE_NULL, "TYPE138", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 460 {LDNS_RR_TYPE_NULL, "TYPE139", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 461 {LDNS_RR_TYPE_NULL, "TYPE140", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 462 {LDNS_RR_TYPE_NULL, "TYPE141", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 463 {LDNS_RR_TYPE_NULL, "TYPE142", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 464 {LDNS_RR_TYPE_NULL, "TYPE143", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 465 {LDNS_RR_TYPE_NULL, "TYPE144", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 466 {LDNS_RR_TYPE_NULL, "TYPE145", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 467 {LDNS_RR_TYPE_NULL, "TYPE146", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 468 {LDNS_RR_TYPE_NULL, "TYPE147", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 469 {LDNS_RR_TYPE_NULL, "TYPE148", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 470 {LDNS_RR_TYPE_NULL, "TYPE149", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 471 {LDNS_RR_TYPE_NULL, "TYPE150", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 472 {LDNS_RR_TYPE_NULL, "TYPE151", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 473 {LDNS_RR_TYPE_NULL, "TYPE152", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 474 {LDNS_RR_TYPE_NULL, "TYPE153", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 475 {LDNS_RR_TYPE_NULL, "TYPE154", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 476 {LDNS_RR_TYPE_NULL, "TYPE155", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 477 {LDNS_RR_TYPE_NULL, "TYPE156", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 478 {LDNS_RR_TYPE_NULL, "TYPE157", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 479 {LDNS_RR_TYPE_NULL, "TYPE158", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 480 {LDNS_RR_TYPE_NULL, "TYPE159", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 481 {LDNS_RR_TYPE_NULL, "TYPE160", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 482 {LDNS_RR_TYPE_NULL, "TYPE161", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 483 {LDNS_RR_TYPE_NULL, "TYPE162", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 484 {LDNS_RR_TYPE_NULL, "TYPE163", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 485 {LDNS_RR_TYPE_NULL, "TYPE164", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 486 {LDNS_RR_TYPE_NULL, "TYPE165", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 487 {LDNS_RR_TYPE_NULL, "TYPE166", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 488 {LDNS_RR_TYPE_NULL, "TYPE167", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 489 {LDNS_RR_TYPE_NULL, "TYPE168", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 490 {LDNS_RR_TYPE_NULL, "TYPE169", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 491 {LDNS_RR_TYPE_NULL, "TYPE170", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 492 {LDNS_RR_TYPE_NULL, "TYPE171", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 493 {LDNS_RR_TYPE_NULL, "TYPE172", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 494 {LDNS_RR_TYPE_NULL, "TYPE173", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 495 {LDNS_RR_TYPE_NULL, "TYPE174", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 496 {LDNS_RR_TYPE_NULL, "TYPE175", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 497 {LDNS_RR_TYPE_NULL, "TYPE176", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 498 {LDNS_RR_TYPE_NULL, "TYPE177", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 499 {LDNS_RR_TYPE_NULL, "TYPE178", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 500 {LDNS_RR_TYPE_NULL, "TYPE179", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 501 {LDNS_RR_TYPE_NULL, "TYPE180", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 502 {LDNS_RR_TYPE_NULL, "TYPE181", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 503 {LDNS_RR_TYPE_NULL, "TYPE182", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 504 {LDNS_RR_TYPE_NULL, "TYPE183", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 505 {LDNS_RR_TYPE_NULL, "TYPE184", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 506 {LDNS_RR_TYPE_NULL, "TYPE185", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 507 {LDNS_RR_TYPE_NULL, "TYPE186", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 508 {LDNS_RR_TYPE_NULL, "TYPE187", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 509 {LDNS_RR_TYPE_NULL, "TYPE188", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 510 {LDNS_RR_TYPE_NULL, "TYPE189", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 511 {LDNS_RR_TYPE_NULL, "TYPE190", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 512 {LDNS_RR_TYPE_NULL, "TYPE191", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 513 {LDNS_RR_TYPE_NULL, "TYPE192", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 514 {LDNS_RR_TYPE_NULL, "TYPE193", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 515 {LDNS_RR_TYPE_NULL, "TYPE194", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 516 {LDNS_RR_TYPE_NULL, "TYPE195", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 517 {LDNS_RR_TYPE_NULL, "TYPE196", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 518 {LDNS_RR_TYPE_NULL, "TYPE197", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 519 {LDNS_RR_TYPE_NULL, "TYPE198", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 520 {LDNS_RR_TYPE_NULL, "TYPE199", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 521 {LDNS_RR_TYPE_NULL, "TYPE200", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 522 {LDNS_RR_TYPE_NULL, "TYPE201", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 523 {LDNS_RR_TYPE_NULL, "TYPE202", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 524 {LDNS_RR_TYPE_NULL, "TYPE203", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 525 {LDNS_RR_TYPE_NULL, "TYPE204", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 526 {LDNS_RR_TYPE_NULL, "TYPE205", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 527 {LDNS_RR_TYPE_NULL, "TYPE206", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 528 {LDNS_RR_TYPE_NULL, "TYPE207", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 529 {LDNS_RR_TYPE_NULL, "TYPE208", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 530 {LDNS_RR_TYPE_NULL, "TYPE209", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 531 {LDNS_RR_TYPE_NULL, "TYPE210", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 532 {LDNS_RR_TYPE_NULL, "TYPE211", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 533 {LDNS_RR_TYPE_NULL, "TYPE212", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 534 {LDNS_RR_TYPE_NULL, "TYPE213", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 535 {LDNS_RR_TYPE_NULL, "TYPE214", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 536 {LDNS_RR_TYPE_NULL, "TYPE215", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 537 {LDNS_RR_TYPE_NULL, "TYPE216", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 538 {LDNS_RR_TYPE_NULL, "TYPE217", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 539 {LDNS_RR_TYPE_NULL, "TYPE218", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 540 {LDNS_RR_TYPE_NULL, "TYPE219", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 541 {LDNS_RR_TYPE_NULL, "TYPE220", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 542 {LDNS_RR_TYPE_NULL, "TYPE221", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 543 {LDNS_RR_TYPE_NULL, "TYPE222", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 544 {LDNS_RR_TYPE_NULL, "TYPE223", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 545 {LDNS_RR_TYPE_NULL, "TYPE224", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 546 {LDNS_RR_TYPE_NULL, "TYPE225", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 547 {LDNS_RR_TYPE_NULL, "TYPE226", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 548 {LDNS_RR_TYPE_NULL, "TYPE227", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 549 {LDNS_RR_TYPE_NULL, "TYPE228", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 550 {LDNS_RR_TYPE_NULL, "TYPE229", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 551 {LDNS_RR_TYPE_NULL, "TYPE230", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 552 {LDNS_RR_TYPE_NULL, "TYPE231", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 553 {LDNS_RR_TYPE_NULL, "TYPE232", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 554 {LDNS_RR_TYPE_NULL, "TYPE233", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 555 {LDNS_RR_TYPE_NULL, "TYPE234", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 556 {LDNS_RR_TYPE_NULL, "TYPE235", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 557 {LDNS_RR_TYPE_NULL, "TYPE236", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 558 {LDNS_RR_TYPE_NULL, "TYPE237", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 559 {LDNS_RR_TYPE_NULL, "TYPE238", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 560 {LDNS_RR_TYPE_NULL, "TYPE239", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 561 {LDNS_RR_TYPE_NULL, "TYPE240", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 562 {LDNS_RR_TYPE_NULL, "TYPE241", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 563 {LDNS_RR_TYPE_NULL, "TYPE242", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 564 {LDNS_RR_TYPE_NULL, "TYPE243", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 565 {LDNS_RR_TYPE_NULL, "TYPE244", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 566 {LDNS_RR_TYPE_NULL, "TYPE245", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 567 {LDNS_RR_TYPE_NULL, "TYPE246", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 568 {LDNS_RR_TYPE_NULL, "TYPE247", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 569 {LDNS_RR_TYPE_NULL, "TYPE248", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 570
 571         /* LDNS_RDF_TYPE_INT16_DATA takes two fields (length and data) as one.
 572          * So, unlike RFC 2930 spec, we have 7 min/max rdf's i.s.o. 8/9.
 573          */
 574         /* 249 */
 575         {LDNS_RR_TYPE_TKEY, "TKEY", 7, 7, type_tkey_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 },
 576         /* LDNS_RDF_TYPE_INT16_DATA takes two fields (length and data) as one.
 577          * So, unlike RFC 2930 spec, we have 7 min/max rdf's i.s.o. 8/9.
 578          */
 579         /* 250 */
 580         {LDNS_RR_TYPE_TSIG, "TSIG", 7, 7, type_tsig_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 },
 581
 582         /* IXFR: A request for a transfer of an incremental zone transfer */
 583 {LDNS_RR_TYPE_IXFR, "IXFR", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 584         /* AXFR: A request for a transfer of an entire zone */
 585 {LDNS_RR_TYPE_AXFR, "AXFR", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 586         /* MAILB: A request for mailbox-related records (MB, MG or MR) */
 587 {LDNS_RR_TYPE_MAILB, "MAILB", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 588         /* MAILA: A request for mail agent RRs (Obsolete - see MX) */
 589 {LDNS_RR_TYPE_MAILA, "MAILA", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 590         /* ANY: A request for all (available) records */
 591 {LDNS_RR_TYPE_ANY, "ANY", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 592
 593 #ifdef DRAFT_RRTYPES
 594         /* 256 */
 595         {LDNS_RR_TYPE_URI, "URI", 3, 3, type_uri_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 596 #else
 597 {LDNS_RR_TYPE_NULL, "TYPE256", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 598 #endif
 599         /* 257 */
 600         {LDNS_RR_TYPE_CAA, "CAA", 3, 3, type_caa_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 601
 602 /* split in array, no longer contiguous */
 603
 604 #ifdef DRAFT_RRTYPES
 605         /* 32768 */
 606         {LDNS_RR_TYPE_TA, "TA", 4, 4, type_ds_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 607 #else
 608 {LDNS_RR_TYPE_NULL, "TYPE32768", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 },
 609 #endif
 610         /* 32769 */
 611         {LDNS_RR_TYPE_DLV, "DLV", 4, 4, type_ds_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }
 612 };
 613
 614 /**
 615  * \def LDNS_RDATA_FIELD_DESCRIPTORS_COUNT
 616  * computes the number of rdata fields
 617  */
 618 #define LDNS_RDATA_FIELD_DESCRIPTORS_COUNT \
 619         (sizeof(rdata_field_descriptors)/sizeof(rdata_field_descriptors[0]))
 620
 621 const sldns_rr_descriptor *
 622 sldns_rr_descript(uint16_t type)
 623 {
 624         size_t i;
 625         if (type < LDNS_RDATA_FIELD_DESCRIPTORS_COMMON) {
 626                 return &rdata_field_descriptors[type];
 627         } else {
 628                 /* because not all array index equals type code */
 629                 for (i = LDNS_RDATA_FIELD_DESCRIPTORS_COMMON;
 630                      i < LDNS_RDATA_FIELD_DESCRIPTORS_COUNT;
 631                      i++) {
 632                         if (rdata_field_descriptors[i]._type == type) {
 633                                 return &rdata_field_descriptors[i];
 634                         }
 635                 }
 636                 return &rdata_field_descriptors[0];
 637         }
 638 }
 639
 640 size_t
 641 sldns_rr_descriptor_minimum(const sldns_rr_descriptor *descriptor)
 642 {
 643         if (descriptor) {
 644                 return descriptor->_minimum;
 645         } else {
 646                 return 0;
 647         }
 648 }
 649
 650 size_t
 651 sldns_rr_descriptor_maximum(const sldns_rr_descriptor *descriptor)
 652 {
 653         if (descriptor) {
 654                 if (descriptor->_variable != LDNS_RDF_TYPE_NONE) {
 655                         return 65535; /* cannot be more than 64k */
 656                 } else {
 657                         return descriptor->_maximum;
 658                 }
 659         } else {
 660                 return 0;
 661         }
 662 }
 663
 664 sldns_rdf_type
 665 sldns_rr_descriptor_field_type(const sldns_rr_descriptor *descriptor,
 666                               size_t index)
 667 {
 668         assert(descriptor != NULL);
 669         assert(index < descriptor->_maximum
 670                || descriptor->_variable != LDNS_RDF_TYPE_NONE);
 671         if (index < descriptor->_maximum) {
 672                 return descriptor->_wireformat[index];
 673         } else {
 674                 return descriptor->_variable;
 675         }
 676 }
 677
 678 sldns_rr_type
 679 sldns_get_rr_type_by_name(const char *name)
 680 {
 681         unsigned int i;
 682         const char *desc_name;
 683         const sldns_rr_descriptor *desc;
 684
 685         /* TYPEXX representation */
 686         if (strlen(name) > 4 && strncasecmp(name, "TYPE", 4) == 0) {
 687                 return atoi(name + 4);
 688         }
 689
 690         /* Normal types */
 691         for (i = 0; i < (unsigned int) LDNS_RDATA_FIELD_DESCRIPTORS_COUNT; i++) {
 692                 desc = &rdata_field_descriptors[i];
 693                 desc_name = desc->_name;
 694                 if(desc_name &&
 695                    strlen(name) == strlen(desc_name) &&
 696                    strncasecmp(name, desc_name, strlen(desc_name)) == 0) {
 697                         /* because not all array index equals type code */
 698                         return desc->_type;
 699                 }
 700         }
 701
 702         /* special cases for query types */
 703         if (strlen(name) == 4 && strncasecmp(name, "IXFR", 4) == 0) {
 704                 return 251;
 705         } else if (strlen(name) == 4 && strncasecmp(name, "AXFR", 4) == 0) {
 706                 return 252;
 707         } else if (strlen(name) == 5 && strncasecmp(name, "MAILB", 5) == 0) {
 708                 return 253;
 709         } else if (strlen(name) == 5 && strncasecmp(name, "MAILA", 5) == 0) {
 710                 return 254;
 711         } else if (strlen(name) == 3 && strncasecmp(name, "ANY", 3) == 0) {
 712                 return 255;
 713         }
 714
 715         return 0;
 716 }
 717
 718 sldns_rr_class
 719 sldns_get_rr_class_by_name(const char *name)
 720 {
 721         sldns_lookup_table *lt;
 722
 723         /* CLASSXX representation */
 724         if (strlen(name) > 5 && strncasecmp(name, "CLASS", 5) == 0) {
 725                 return atoi(name + 5);
 726         }
 727
 728         /* Normal types */
 729         lt = sldns_lookup_by_name(sldns_rr_classes, name);
 730         if (lt) {
 731                 return lt->id;
 732         }
 733         return 0;
 734 }