1238104Sdes/* rr.c 2238104Sdes * 3238104Sdes * access functions for ldns_rr - 4238104Sdes * a Net::DNS like library for C 5238104Sdes * LibDNS Team @ NLnet Labs 6238104Sdes * 7238104Sdes * (c) NLnet Labs, 2004-2006 8238104Sdes * See the file LICENSE for the license 9238104Sdes */ 10238104Sdes#include <ldns/config.h> 11238104Sdes 12238104Sdes#include <ldns/ldns.h> 13238104Sdes 14238104Sdes#include <strings.h> 15238104Sdes#include <limits.h> 16238104Sdes 17238104Sdes#include <errno.h> 18238104Sdes 19238104Sdes#define LDNS_SYNTAX_DATALEN 16 20238104Sdes#define LDNS_TTL_DATALEN 21 21238104Sdes#define LDNS_RRLIST_INIT 8 22238104Sdes 23238104Sdesldns_rr * 24238104Sdesldns_rr_new(void) 25238104Sdes{ 26238104Sdes ldns_rr *rr; 27238104Sdes rr = LDNS_MALLOC(ldns_rr); 28238104Sdes if (!rr) { 29238104Sdes return NULL; 30238104Sdes } 31238104Sdes 32238104Sdes ldns_rr_set_owner(rr, NULL); 33238104Sdes ldns_rr_set_question(rr, false); 34238104Sdes ldns_rr_set_rd_count(rr, 0); 35238104Sdes rr->_rdata_fields = NULL; 36238104Sdes ldns_rr_set_class(rr, LDNS_RR_CLASS_IN); 37238104Sdes ldns_rr_set_ttl(rr, LDNS_DEFAULT_TTL); 38238104Sdes return rr; 39238104Sdes} 40238104Sdes 41238104Sdesldns_rr * 42238104Sdesldns_rr_new_frm_type(ldns_rr_type t) 43238104Sdes{ 44238104Sdes ldns_rr *rr; 45238104Sdes const ldns_rr_descriptor *desc; 46238104Sdes size_t i; 47238104Sdes 48238104Sdes rr = LDNS_MALLOC(ldns_rr); 49238104Sdes if (!rr) { 50238104Sdes return NULL; 51238104Sdes } 52238104Sdes 53238104Sdes desc = ldns_rr_descript(t); 54238104Sdes 55238104Sdes rr->_rdata_fields = LDNS_XMALLOC(ldns_rdf *, ldns_rr_descriptor_minimum(desc)); 56238104Sdes if(!rr->_rdata_fields) { 57238104Sdes LDNS_FREE(rr); 58238104Sdes return NULL; 59238104Sdes } 60238104Sdes for (i = 0; i < ldns_rr_descriptor_minimum(desc); i++) { 61238104Sdes rr->_rdata_fields[i] = NULL; 62238104Sdes } 63238104Sdes 64238104Sdes ldns_rr_set_owner(rr, NULL); 65238104Sdes ldns_rr_set_question(rr, false); 66238104Sdes /* set the count to minimum */ 67238104Sdes ldns_rr_set_rd_count(rr, ldns_rr_descriptor_minimum(desc)); 68238104Sdes ldns_rr_set_class(rr, LDNS_RR_CLASS_IN); 69238104Sdes ldns_rr_set_ttl(rr, LDNS_DEFAULT_TTL); 70238104Sdes ldns_rr_set_type(rr, t); 71238104Sdes return rr; 72238104Sdes} 73238104Sdes 74238104Sdesvoid 75238104Sdesldns_rr_free(ldns_rr *rr) 76238104Sdes{ 77238104Sdes size_t i; 78238104Sdes if (rr) { 79238104Sdes if (ldns_rr_owner(rr)) { 80238104Sdes ldns_rdf_deep_free(ldns_rr_owner(rr)); 81238104Sdes } 82238104Sdes for (i = 0; i < ldns_rr_rd_count(rr); i++) { 83238104Sdes ldns_rdf_deep_free(ldns_rr_rdf(rr, i)); 84238104Sdes } 85238104Sdes LDNS_FREE(rr->_rdata_fields); 86238104Sdes LDNS_FREE(rr); 87238104Sdes } 88238104Sdes} 89238104Sdes 90266114Sdes/* Syntactic sugar for ldns_rr_new_frm_str_internal */ 91266114SdesINLINE bool 92266114Sdesldns_rdf_type_maybe_quoted(ldns_rdf_type rdf_type) 93266114Sdes{ 94266114Sdes return rdf_type == LDNS_RDF_TYPE_STR || 95266114Sdes rdf_type == LDNS_RDF_TYPE_LONG_STR; 96266114Sdes} 97266114Sdes 98238104Sdes/* 99238104Sdes * trailing spaces are allowed 100238104Sdes * leading spaces are not allowed 101238104Sdes * allow ttl to be optional 102238104Sdes * class is optional too 103238104Sdes * if ttl is missing, and default_ttl is 0, use DEF_TTL 104238104Sdes * allow ttl to be written as 1d3h 105238104Sdes * So the RR should look like. e.g. 106238104Sdes * miek.nl. 3600 IN MX 10 elektron.atoom.net 107238104Sdes * or 108238104Sdes * miek.nl. 1h IN MX 10 elektron.atoom.net 109238104Sdes * or 110238104Sdes * miek.nl. IN MX 10 elektron.atoom.net 111238104Sdes */ 112238104Sdesstatic ldns_status 113238104Sdesldns_rr_new_frm_str_internal(ldns_rr **newrr, const char *str, 114238104Sdes uint32_t default_ttl, ldns_rdf *origin, 115238104Sdes ldns_rdf **prev, bool question) 116238104Sdes{ 117238104Sdes ldns_rr *new; 118238104Sdes const ldns_rr_descriptor *desc; 119238104Sdes ldns_rr_type rr_type; 120238104Sdes ldns_buffer *rr_buf = NULL; 121238104Sdes ldns_buffer *rd_buf = NULL; 122238104Sdes uint32_t ttl_val; 123238104Sdes char *owner = NULL; 124238104Sdes char *ttl = NULL; 125238104Sdes ldns_rr_class clas_val; 126238104Sdes char *clas = NULL; 127238104Sdes char *type = NULL; 128238104Sdes char *rdata = NULL; 129238104Sdes char *rd = NULL; 130266114Sdes char *xtok = NULL; /* For RDF types with spaces (i.e. extra tokens) */ 131238104Sdes size_t rd_strlen; 132238104Sdes const char *delimiters; 133238104Sdes ssize_t c; 134238104Sdes ldns_rdf *owner_dname; 135238104Sdes const char* endptr; 136238104Sdes int was_unknown_rr_format = 0; 137238104Sdes ldns_status status = LDNS_STATUS_OK; 138238104Sdes 139238104Sdes /* used for types with unknown number of rdatas */ 140238104Sdes bool done; 141238104Sdes bool quoted; 142238104Sdes 143238104Sdes ldns_rdf *r = NULL; 144238104Sdes uint16_t r_cnt; 145238104Sdes uint16_t r_min; 146238104Sdes uint16_t r_max; 147238104Sdes size_t pre_data_pos; 148238104Sdes 149266114Sdes uint16_t hex_data_size; 150266114Sdes char *hex_data_str = NULL; 151266114Sdes uint16_t cur_hex_data_size; 152266114Sdes size_t hex_pos = 0; 153266114Sdes uint8_t *hex_data = NULL; 154266114Sdes 155238104Sdes new = ldns_rr_new(); 156238104Sdes 157238104Sdes owner = LDNS_XMALLOC(char, LDNS_MAX_DOMAINLEN + 1); 158238104Sdes ttl = LDNS_XMALLOC(char, LDNS_TTL_DATALEN); 159238104Sdes clas = LDNS_XMALLOC(char, LDNS_SYNTAX_DATALEN); 160238104Sdes rdata = LDNS_XMALLOC(char, LDNS_MAX_PACKETLEN + 1); 161238104Sdes rr_buf = LDNS_MALLOC(ldns_buffer); 162238104Sdes rd_buf = LDNS_MALLOC(ldns_buffer); 163238104Sdes rd = LDNS_XMALLOC(char, LDNS_MAX_RDFLEN); 164266114Sdes xtok = LDNS_XMALLOC(char, LDNS_MAX_RDFLEN); 165266114Sdes if (rr_buf) { 166266114Sdes rr_buf->_data = NULL; 167238104Sdes } 168266114Sdes if (rd_buf) { 169266114Sdes rd_buf->_data = NULL; 170266114Sdes } 171266114Sdes if (!new || !owner || !ttl || !clas || !rdata || 172266114Sdes !rr_buf || !rd_buf || !rd || !xtok) { 173238104Sdes 174266114Sdes goto memerror; 175266114Sdes } 176266114Sdes 177238104Sdes ldns_buffer_new_frm_data(rr_buf, (char*)str, strlen(str)); 178238104Sdes 179238104Sdes /* split the rr in its parts -1 signals trouble */ 180266114Sdes if (ldns_bget_token(rr_buf, owner, "\t\n ", LDNS_MAX_DOMAINLEN) == -1){ 181266114Sdes 182238104Sdes status = LDNS_STATUS_SYNTAX_ERR; 183266114Sdes goto error; 184238104Sdes } 185238104Sdes 186238104Sdes if (ldns_bget_token(rr_buf, ttl, "\t\n ", LDNS_TTL_DATALEN) == -1) { 187266114Sdes 188238104Sdes status = LDNS_STATUS_SYNTAX_TTL_ERR; 189266114Sdes goto error; 190238104Sdes } 191238104Sdes ttl_val = (uint32_t) ldns_str2period(ttl, &endptr); 192238104Sdes 193238104Sdes if (strlen(ttl) > 0 && !isdigit((int) ttl[0])) { 194238104Sdes /* ah, it's not there or something */ 195238104Sdes if (default_ttl == 0) { 196238104Sdes ttl_val = LDNS_DEFAULT_TTL; 197238104Sdes } else { 198238104Sdes ttl_val = default_ttl; 199238104Sdes } 200238104Sdes /* we not ASSUMING the TTL is missing and that 201238104Sdes * the rest of the RR is still there. That is 202238104Sdes * CLASS TYPE RDATA 203238104Sdes * so ttl value we read is actually the class 204238104Sdes */ 205238104Sdes clas_val = ldns_get_rr_class_by_name(ttl); 206238104Sdes /* class can be left out too, assume IN, current 207238104Sdes * token must be type 208238104Sdes */ 209238104Sdes if (clas_val == 0) { 210238104Sdes clas_val = LDNS_RR_CLASS_IN; 211238104Sdes type = LDNS_XMALLOC(char, strlen(ttl) + 1); 212266114Sdes if (!type) { 213266114Sdes goto memerror; 214238104Sdes } 215238104Sdes strncpy(type, ttl, strlen(ttl) + 1); 216238104Sdes } 217238104Sdes } else { 218266114Sdes if (-1 == ldns_bget_token( 219266114Sdes rr_buf, clas, "\t\n ", LDNS_SYNTAX_DATALEN)) { 220266114Sdes 221238104Sdes status = LDNS_STATUS_SYNTAX_CLASS_ERR; 222266114Sdes goto error; 223238104Sdes } 224238104Sdes clas_val = ldns_get_rr_class_by_name(clas); 225238104Sdes /* class can be left out too, assume IN, current 226238104Sdes * token must be type 227238104Sdes */ 228238104Sdes if (clas_val == 0) { 229238104Sdes clas_val = LDNS_RR_CLASS_IN; 230238104Sdes type = LDNS_XMALLOC(char, strlen(clas) + 1); 231266114Sdes if (!type) { 232266114Sdes goto memerror; 233238104Sdes } 234238104Sdes strncpy(type, clas, strlen(clas) + 1); 235238104Sdes } 236238104Sdes } 237238104Sdes /* the rest should still be waiting for us */ 238238104Sdes 239238104Sdes if (!type) { 240238104Sdes type = LDNS_XMALLOC(char, LDNS_SYNTAX_DATALEN); 241266114Sdes if (!type) { 242266114Sdes goto memerror; 243238104Sdes } 244266114Sdes if (-1 == ldns_bget_token( 245266114Sdes rr_buf, type, "\t\n ", LDNS_SYNTAX_DATALEN)) { 246266114Sdes 247238104Sdes status = LDNS_STATUS_SYNTAX_TYPE_ERR; 248266114Sdes goto error; 249238104Sdes } 250238104Sdes } 251238104Sdes 252238104Sdes if (ldns_bget_token(rr_buf, rdata, "\0", LDNS_MAX_PACKETLEN) == -1) { 253238104Sdes /* apparently we are done, and it's only a question RR 254238104Sdes * so do not set status and go to ldnserror here 255266114Sdes */ 256238104Sdes } 257238104Sdes ldns_buffer_new_frm_data(rd_buf, rdata, strlen(rdata)); 258238104Sdes 259238104Sdes if (strlen(owner) <= 1 && strncmp(owner, "@", 1) == 0) { 260238104Sdes if (origin) { 261238104Sdes ldns_rr_set_owner(new, ldns_rdf_clone(origin)); 262238104Sdes } else if (prev && *prev) { 263238104Sdes ldns_rr_set_owner(new, ldns_rdf_clone(*prev)); 264238104Sdes } else { 265238104Sdes /* default to root */ 266238104Sdes ldns_rr_set_owner(new, ldns_dname_new_frm_str(".")); 267238104Sdes } 268238104Sdes 269238104Sdes /* @ also overrides prev */ 270238104Sdes if (prev) { 271238104Sdes ldns_rdf_deep_free(*prev); 272238104Sdes *prev = ldns_rdf_clone(ldns_rr_owner(new)); 273238104Sdes if (!*prev) { 274266114Sdes goto memerror; 275238104Sdes } 276238104Sdes } 277238104Sdes } else { 278238104Sdes if (strlen(owner) == 0) { 279238104Sdes /* no ownername was given, try prev, if that fails 280238104Sdes * origin, else default to root */ 281238104Sdes if (prev && *prev) { 282238104Sdes ldns_rr_set_owner(new, ldns_rdf_clone(*prev)); 283238104Sdes } else if (origin) { 284238104Sdes ldns_rr_set_owner(new, ldns_rdf_clone(origin)); 285238104Sdes } else { 286266114Sdes ldns_rr_set_owner(new, 287266114Sdes ldns_dname_new_frm_str(".")); 288238104Sdes } 289238104Sdes if(!ldns_rr_owner(new)) { 290266114Sdes goto memerror; 291238104Sdes } 292238104Sdes } else { 293238104Sdes owner_dname = ldns_dname_new_frm_str(owner); 294238104Sdes if (!owner_dname) { 295238104Sdes status = LDNS_STATUS_SYNTAX_ERR; 296266114Sdes goto error; 297238104Sdes } 298238104Sdes 299238104Sdes ldns_rr_set_owner(new, owner_dname); 300238104Sdes if (!ldns_dname_str_absolute(owner) && origin) { 301266114Sdes if(ldns_dname_cat(ldns_rr_owner(new), origin) 302266114Sdes != LDNS_STATUS_OK) { 303266114Sdes 304238104Sdes status = LDNS_STATUS_SYNTAX_ERR; 305266114Sdes goto error; 306238104Sdes } 307238104Sdes } 308238104Sdes if (prev) { 309238104Sdes ldns_rdf_deep_free(*prev); 310238104Sdes *prev = ldns_rdf_clone(ldns_rr_owner(new)); 311266114Sdes if (!*prev) { 312266114Sdes goto error; 313238104Sdes } 314238104Sdes } 315238104Sdes } 316238104Sdes } 317238104Sdes LDNS_FREE(owner); 318238104Sdes 319238104Sdes ldns_rr_set_question(new, question); 320238104Sdes 321238104Sdes ldns_rr_set_ttl(new, ttl_val); 322238104Sdes LDNS_FREE(ttl); 323238104Sdes 324238104Sdes ldns_rr_set_class(new, clas_val); 325238104Sdes LDNS_FREE(clas); 326238104Sdes 327238104Sdes rr_type = ldns_get_rr_type_by_name(type); 328238104Sdes LDNS_FREE(type); 329238104Sdes 330238104Sdes desc = ldns_rr_descript((uint16_t)rr_type); 331238104Sdes ldns_rr_set_type(new, rr_type); 332238104Sdes if (desc) { 333238104Sdes /* only the rdata remains */ 334238104Sdes r_max = ldns_rr_descriptor_maximum(desc); 335238104Sdes r_min = ldns_rr_descriptor_minimum(desc); 336238104Sdes } else { 337238104Sdes r_min = 0; 338238104Sdes r_max = 1; 339238104Sdes } 340238104Sdes 341266114Sdes for (done = false, r_cnt = 0; !done && r_cnt < r_max; r_cnt++) { 342266114Sdes quoted = false; 343238104Sdes 344266114Sdes switch (ldns_rr_descriptor_field_type(desc, r_cnt)) { 345266114Sdes case LDNS_RDF_TYPE_B64 : 346266114Sdes case LDNS_RDF_TYPE_HEX : /* These rdf types may con- */ 347266114Sdes case LDNS_RDF_TYPE_LOC : /* tain whitespace, only if */ 348266114Sdes case LDNS_RDF_TYPE_WKS : /* it is the last rd field. */ 349266114Sdes case LDNS_RDF_TYPE_IPSECKEY : 350266114Sdes case LDNS_RDF_TYPE_NSEC : if (r_cnt == r_max - 1) { 351266114Sdes delimiters = "\n\t"; 352266114Sdes break; 353266114Sdes } 354266114Sdes default : delimiters = "\n\t "; 355266114Sdes } 356266114Sdes 357266114Sdes if (ldns_rdf_type_maybe_quoted( 358266114Sdes ldns_rr_descriptor_field_type( 359266114Sdes desc, r_cnt)) && 360266114Sdes ldns_buffer_remaining(rd_buf) > 0){ 361266114Sdes 362266114Sdes /* skip spaces */ 363266114Sdes while (*(ldns_buffer_current(rd_buf)) == ' ') { 364266114Sdes ldns_buffer_skip(rd_buf, 1); 365266114Sdes } 366266114Sdes 367266114Sdes if (*(ldns_buffer_current(rd_buf)) == '\"') { 368266114Sdes delimiters = "\"\0"; 369266114Sdes ldns_buffer_skip(rd_buf, 1); 370266114Sdes quoted = true; 371266114Sdes } 372266114Sdes } 373266114Sdes 374266114Sdes /* because number of fields can be variable, we can't rely on 375266114Sdes * _maximum() only 376266114Sdes */ 377266114Sdes 378266114Sdes /* skip spaces */ 379266114Sdes while (ldns_buffer_position(rd_buf) < ldns_buffer_limit(rd_buf) 380266114Sdes && *(ldns_buffer_current(rd_buf)) == ' ' 381266114Sdes && !quoted) { 382266114Sdes 383266114Sdes ldns_buffer_skip(rd_buf, 1); 384266114Sdes } 385266114Sdes 386266114Sdes pre_data_pos = ldns_buffer_position(rd_buf); 387266114Sdes if (-1 == (c = ldns_bget_token( 388266114Sdes rd_buf, rd, delimiters, LDNS_MAX_RDFLEN))) { 389266114Sdes 390266114Sdes done = true; 391266114Sdes break; 392266114Sdes } 393266114Sdes /* hmmz, rfc3597 specifies that any type can be represented 394266114Sdes * with \# method, which can contain spaces... 395266114Sdes * it does specify size though... 396266114Sdes */ 397266114Sdes rd_strlen = strlen(rd); 398266114Sdes 399266114Sdes /* unknown RR data */ 400266114Sdes if (strncmp(rd, "\\#", 2) == 0 && !quoted && 401266114Sdes (rd_strlen == 2 || rd[2]==' ')) { 402266114Sdes 403266114Sdes was_unknown_rr_format = 1; 404266114Sdes /* go back to before \# 405266114Sdes * and skip it while setting delimiters better 406266114Sdes */ 407266114Sdes ldns_buffer_set_position(rd_buf, pre_data_pos); 408266114Sdes delimiters = "\n\t "; 409266114Sdes (void)ldns_bget_token(rd_buf, rd, 410266114Sdes delimiters, LDNS_MAX_RDFLEN); 411266114Sdes /* read rdata octet length */ 412266114Sdes c = ldns_bget_token(rd_buf, rd, 413266114Sdes delimiters, LDNS_MAX_RDFLEN); 414266114Sdes if (c == -1) { 415266114Sdes /* something goes very wrong here */ 416266114Sdes status = LDNS_STATUS_SYNTAX_RDATA_ERR; 417266114Sdes goto error; 418266114Sdes } 419266114Sdes hex_data_size = (uint16_t) atoi(rd); 420266114Sdes /* copy hex chars into hex str (2 chars per byte) */ 421266114Sdes hex_data_str = LDNS_XMALLOC(char, 2*hex_data_size + 1); 422266114Sdes if (!hex_data_str) { 423266114Sdes /* malloc error */ 424266114Sdes goto memerror; 425266114Sdes } 426266114Sdes cur_hex_data_size = 0; 427266114Sdes while(cur_hex_data_size < 2 * hex_data_size) { 428266114Sdes c = ldns_bget_token(rd_buf, rd, 429266114Sdes delimiters, LDNS_MAX_RDFLEN); 430266114Sdes if (c != -1) { 431266114Sdes rd_strlen = strlen(rd); 432238104Sdes } 433266114Sdes if (c == -1 || 434266114Sdes (size_t)cur_hex_data_size + rd_strlen > 435266114Sdes 2 * (size_t)hex_data_size) { 436238104Sdes 437266114Sdes status = LDNS_STATUS_SYNTAX_RDATA_ERR; 438266114Sdes goto error; 439266114Sdes } 440266114Sdes strncpy(hex_data_str + cur_hex_data_size, rd, 441266114Sdes rd_strlen); 442238104Sdes 443266114Sdes cur_hex_data_size += rd_strlen; 444266114Sdes } 445266114Sdes hex_data_str[cur_hex_data_size] = '\0'; 446266114Sdes 447266114Sdes /* correct the rdf type */ 448266114Sdes /* if *we* know the type, interpret it as wireformat */ 449266114Sdes if (desc) { 450266114Sdes hex_pos = 0; 451266114Sdes hex_data = 452266114Sdes LDNS_XMALLOC(uint8_t, hex_data_size+2); 453266114Sdes 454266114Sdes if (!hex_data) { 455266114Sdes goto memerror; 456238104Sdes } 457266114Sdes ldns_write_uint16(hex_data, hex_data_size); 458266114Sdes ldns_hexstring_to_data( 459266114Sdes hex_data + 2, hex_data_str); 460266114Sdes status = ldns_wire2rdf(new, hex_data, 461266114Sdes hex_data_size + 2, &hex_pos); 462266114Sdes if (status != LDNS_STATUS_OK) { 463266114Sdes goto error; 464266114Sdes } 465266114Sdes LDNS_FREE(hex_data); 466266114Sdes } else { 467266114Sdes r = ldns_rdf_new_frm_str(LDNS_RDF_TYPE_HEX, 468266114Sdes hex_data_str); 469266114Sdes if (!r) { 470266114Sdes goto memerror; 471266114Sdes } 472266114Sdes ldns_rdf_set_type(r, LDNS_RDF_TYPE_UNKNOWN); 473266114Sdes if (!ldns_rr_push_rdf(new, r)) { 474266114Sdes goto memerror; 475266114Sdes } 476266114Sdes } 477266114Sdes LDNS_FREE(hex_data_str); 478238104Sdes 479266114Sdes } else { 480266114Sdes /* Normal RR */ 481266114Sdes switch(ldns_rr_descriptor_field_type(desc, r_cnt)) { 482266114Sdes 483266114Sdes case LDNS_RDF_TYPE_HEX: 484266114Sdes case LDNS_RDF_TYPE_B64: 485266114Sdes /* When this is the last rdata field, then the 486266114Sdes * rest should be read in (cause then these 487266114Sdes * rdf types may contain spaces). 488266114Sdes */ 489266114Sdes if (r_cnt == r_max - 1) { 490266114Sdes c = ldns_bget_token(rd_buf, xtok, 491266114Sdes "\n", LDNS_MAX_RDFLEN); 492266114Sdes if (c != -1) { 493266114Sdes (void) strncat(rd, xtok, 494266114Sdes LDNS_MAX_RDFLEN - 495266114Sdes strlen(rd) - 1); 496266114Sdes } 497238104Sdes } 498266114Sdes r = ldns_rdf_new_frm_str( 499266114Sdes ldns_rr_descriptor_field_type( 500266114Sdes desc, r_cnt), rd); 501266114Sdes break; 502238104Sdes 503266114Sdes case LDNS_RDF_TYPE_HIP: 504266114Sdes /* 505266114Sdes * In presentation format this RDATA type has 506266114Sdes * three tokens: An algorithm byte, then a 507266114Sdes * variable length HIT (in hexbytes) and then 508266114Sdes * a variable length Public Key (in base64). 509266114Sdes * 510266114Sdes * We have just read the algorithm, so we need 511266114Sdes * two more tokens: HIT and Public Key. 512266114Sdes */ 513266114Sdes do { 514266114Sdes /* Read and append HIT */ 515266114Sdes if (ldns_bget_token(rd_buf, 516266114Sdes xtok, delimiters, 517266114Sdes LDNS_MAX_RDFLEN) == -1) 518266114Sdes break; 519238104Sdes 520266114Sdes (void) strncat(rd, " ", 521266114Sdes LDNS_MAX_RDFLEN - 522266114Sdes strlen(rd) - 1); 523266114Sdes (void) strncat(rd, xtok, 524266114Sdes LDNS_MAX_RDFLEN - 525266114Sdes strlen(rd) - 1); 526238104Sdes 527266114Sdes /* Read and append Public Key*/ 528266114Sdes if (ldns_bget_token(rd_buf, 529266114Sdes xtok, delimiters, 530266114Sdes LDNS_MAX_RDFLEN) == -1) 531266114Sdes break; 532238104Sdes 533266114Sdes (void) strncat(rd, " ", 534266114Sdes LDNS_MAX_RDFLEN - 535266114Sdes strlen(rd) - 1); 536266114Sdes (void) strncat(rd, xtok, 537266114Sdes LDNS_MAX_RDFLEN - 538266114Sdes strlen(rd) - 1); 539266114Sdes } while (false); 540238104Sdes 541266114Sdes r = ldns_rdf_new_frm_str( 542266114Sdes ldns_rr_descriptor_field_type( 543266114Sdes desc, r_cnt), rd); 544266114Sdes break; 545266114Sdes 546266114Sdes case LDNS_RDF_TYPE_DNAME: 547266114Sdes r = ldns_rdf_new_frm_str( 548266114Sdes ldns_rr_descriptor_field_type( 549266114Sdes desc, r_cnt), rd); 550266114Sdes 551266114Sdes /* check if the origin should be used 552266114Sdes * or concatenated 553266114Sdes */ 554266114Sdes if (r && ldns_rdf_size(r) > 1 && 555266114Sdes ldns_rdf_data(r)[0] == 1 && 556266114Sdes ldns_rdf_data(r)[1] == '@') { 557266114Sdes 558266114Sdes ldns_rdf_deep_free(r); 559266114Sdes 560266114Sdes r = origin ? ldns_rdf_clone(origin) 561266114Sdes 562266114Sdes : ( rr_type == LDNS_RR_TYPE_SOA ? 563266114Sdes 564266114Sdes ldns_rdf_clone( 565266114Sdes ldns_rr_owner(new)) 566266114Sdes 567266114Sdes : ldns_rdf_new_frm_str( 568266114Sdes LDNS_RDF_TYPE_DNAME, ".") 569266114Sdes ); 570266114Sdes 571266114Sdes } else if (r && rd_strlen >= 1 && origin && 572266114Sdes !ldns_dname_str_absolute(rd)) { 573266114Sdes 574266114Sdes status = ldns_dname_cat(r, origin); 575266114Sdes if (status != LDNS_STATUS_OK) { 576266114Sdes goto error; 577238104Sdes } 578238104Sdes } 579266114Sdes break; 580266114Sdes default: 581266114Sdes r = ldns_rdf_new_frm_str( 582266114Sdes ldns_rr_descriptor_field_type( 583266114Sdes desc, r_cnt), rd); 584266114Sdes break; 585238104Sdes } 586266114Sdes if (!r) { 587266114Sdes status = LDNS_STATUS_SYNTAX_RDATA_ERR; 588266114Sdes goto error; 589266114Sdes } 590266114Sdes ldns_rr_push_rdf(new, r); 591266114Sdes } 592266114Sdes if (quoted) { 593266114Sdes if (ldns_buffer_available(rd_buf, 1)) { 594266114Sdes ldns_buffer_skip(rd_buf, 1); 595266114Sdes } else { 596266114Sdes done = true; 597266114Sdes } 598266114Sdes } 599266114Sdes 600266114Sdes } /* for (done = false, r_cnt = 0; !done && r_cnt < r_max; r_cnt++) */ 601238104Sdes LDNS_FREE(rd); 602266114Sdes LDNS_FREE(xtok); 603238104Sdes ldns_buffer_free(rd_buf); 604238104Sdes ldns_buffer_free(rr_buf); 605238104Sdes LDNS_FREE(rdata); 606238104Sdes 607266114Sdes if (!question && desc && !was_unknown_rr_format && 608266114Sdes ldns_rr_rd_count(new) < r_min) { 609266114Sdes 610238104Sdes ldns_rr_free(new); 611238104Sdes return LDNS_STATUS_SYNTAX_MISSING_VALUE_ERR; 612238104Sdes } 613238104Sdes 614238104Sdes if (newrr) { 615238104Sdes *newrr = new; 616246854Sdes } else { 617246854Sdes /* Maybe the caller just wanted to see if it would parse? */ 618246854Sdes ldns_rr_free(new); 619238104Sdes } 620238104Sdes return LDNS_STATUS_OK; 621238104Sdes 622266114Sdesmemerror: 623266114Sdes status = LDNS_STATUS_MEM_ERR; 624266114Sdeserror: 625266114Sdes if (rd_buf && rd_buf->_data) { 626266114Sdes ldns_buffer_free(rd_buf); 627266114Sdes } else { 628266114Sdes LDNS_FREE(rd_buf); 629266114Sdes } 630266114Sdes if (rr_buf && rr_buf->_data) { 631266114Sdes ldns_buffer_free(rr_buf); 632266114Sdes } else { 633266114Sdes LDNS_FREE(rr_buf); 634266114Sdes } 635238104Sdes LDNS_FREE(type); 636238104Sdes LDNS_FREE(owner); 637238104Sdes LDNS_FREE(ttl); 638238104Sdes LDNS_FREE(clas); 639266114Sdes LDNS_FREE(hex_data); 640266114Sdes LDNS_FREE(hex_data_str); 641266114Sdes LDNS_FREE(xtok); 642266114Sdes LDNS_FREE(rd); 643238104Sdes LDNS_FREE(rdata); 644238104Sdes ldns_rr_free(new); 645266114Sdes return status; 646238104Sdes} 647238104Sdes 648238104Sdesldns_status 649238104Sdesldns_rr_new_frm_str(ldns_rr **newrr, const char *str, 650238104Sdes uint32_t default_ttl, ldns_rdf *origin, 651238104Sdes ldns_rdf **prev) 652238104Sdes{ 653238104Sdes return ldns_rr_new_frm_str_internal(newrr, 654238104Sdes str, 655238104Sdes default_ttl, 656238104Sdes origin, 657238104Sdes prev, 658238104Sdes false); 659238104Sdes} 660238104Sdes 661238104Sdesldns_status 662238104Sdesldns_rr_new_question_frm_str(ldns_rr **newrr, const char *str, 663238104Sdes ldns_rdf *origin, ldns_rdf **prev) 664238104Sdes{ 665238104Sdes return ldns_rr_new_frm_str_internal(newrr, 666238104Sdes str, 667238104Sdes 0, 668238104Sdes origin, 669238104Sdes prev, 670238104Sdes true); 671238104Sdes} 672238104Sdes 673238104Sdesldns_status 674238104Sdesldns_rr_new_frm_fp(ldns_rr **newrr, FILE *fp, uint32_t *ttl, ldns_rdf **origin, ldns_rdf **prev) 675238104Sdes{ 676238104Sdes return ldns_rr_new_frm_fp_l(newrr, fp, ttl, origin, prev, NULL); 677238104Sdes} 678238104Sdes 679238104Sdesldns_status 680238104Sdesldns_rr_new_frm_fp_l(ldns_rr **newrr, FILE *fp, uint32_t *default_ttl, ldns_rdf **origin, ldns_rdf **prev, int *line_nr) 681238104Sdes{ 682238104Sdes char *line; 683238104Sdes const char *endptr; /* unused */ 684238104Sdes ldns_rr *rr; 685238104Sdes uint32_t ttl; 686238104Sdes ldns_rdf *tmp; 687238104Sdes ldns_status s; 688238104Sdes ssize_t size; 689238104Sdes int offset = 0; 690238104Sdes 691238104Sdes if (default_ttl) { 692238104Sdes ttl = *default_ttl; 693238104Sdes } else { 694238104Sdes ttl = 0; 695238104Sdes } 696238104Sdes 697238104Sdes line = LDNS_XMALLOC(char, LDNS_MAX_LINELEN + 1); 698238104Sdes if (!line) { 699238104Sdes return LDNS_STATUS_MEM_ERR; 700238104Sdes } 701238104Sdes 702238104Sdes /* read an entire line in from the file */ 703238104Sdes if ((size = ldns_fget_token_l(fp, line, LDNS_PARSE_SKIP_SPACE, LDNS_MAX_LINELEN, line_nr)) == -1) { 704238104Sdes LDNS_FREE(line); 705238104Sdes /* if last line was empty, we are now at feof, which is not 706238104Sdes * always a parse error (happens when for instance last line 707238104Sdes * was a comment) 708238104Sdes */ 709238104Sdes return LDNS_STATUS_SYNTAX_ERR; 710238104Sdes } 711238104Sdes 712238104Sdes /* we can have the situation, where we've read ok, but still got 713238104Sdes * no bytes to play with, in this case size is 0 714238104Sdes */ 715238104Sdes if (size == 0) { 716238104Sdes LDNS_FREE(line); 717238104Sdes return LDNS_STATUS_SYNTAX_EMPTY; 718238104Sdes } 719238104Sdes 720238104Sdes if (strncmp(line, "$ORIGIN", 7) == 0 && isspace(line[7])) { 721238104Sdes if (*origin) { 722238104Sdes ldns_rdf_deep_free(*origin); 723238104Sdes *origin = NULL; 724238104Sdes } 725238104Sdes offset = 8; 726238104Sdes while (isspace(line[offset])) { 727238104Sdes offset++; 728238104Sdes } 729238104Sdes tmp = ldns_rdf_new_frm_str(LDNS_RDF_TYPE_DNAME, line + offset); 730238104Sdes if (!tmp) { 731238104Sdes /* could not parse what next to $ORIGIN */ 732238104Sdes LDNS_FREE(line); 733238104Sdes return LDNS_STATUS_SYNTAX_DNAME_ERR; 734238104Sdes } 735238104Sdes *origin = tmp; 736238104Sdes s = LDNS_STATUS_SYNTAX_ORIGIN; 737238104Sdes } else if (strncmp(line, "$TTL", 4) == 0 && isspace(line[4])) { 738238104Sdes offset = 5; 739238104Sdes while (isspace(line[offset])) { 740238104Sdes offset++; 741238104Sdes } 742238104Sdes if (default_ttl) { 743238104Sdes *default_ttl = ldns_str2period(line + offset, &endptr); 744238104Sdes } 745238104Sdes s = LDNS_STATUS_SYNTAX_TTL; 746238104Sdes } else if (strncmp(line, "$INCLUDE", 8) == 0) { 747238104Sdes s = LDNS_STATUS_SYNTAX_INCLUDE; 748238104Sdes } else { 749238104Sdes if (origin && *origin) { 750238104Sdes s = ldns_rr_new_frm_str(&rr, (const char*) line, ttl, *origin, prev); 751238104Sdes } else { 752238104Sdes s = ldns_rr_new_frm_str(&rr, (const char*) line, ttl, NULL, prev); 753238104Sdes } 754238104Sdes } 755238104Sdes LDNS_FREE(line); 756246854Sdes if (s == LDNS_STATUS_OK) { 757246854Sdes if (newrr) { 758246854Sdes *newrr = rr; 759246854Sdes } else { 760246854Sdes /* Just testing if it would parse? */ 761246854Sdes ldns_rr_free(rr); 762246854Sdes } 763238104Sdes } 764238104Sdes return s; 765238104Sdes} 766238104Sdes 767238104Sdesvoid 768238104Sdesldns_rr_set_owner(ldns_rr *rr, ldns_rdf *owner) 769238104Sdes{ 770238104Sdes rr->_owner = owner; 771238104Sdes} 772238104Sdes 773238104Sdesvoid 774238104Sdesldns_rr_set_question(ldns_rr *rr, bool question) 775238104Sdes{ 776238104Sdes rr->_rr_question = question; 777238104Sdes} 778238104Sdes 779238104Sdesvoid 780238104Sdesldns_rr_set_ttl(ldns_rr *rr, uint32_t ttl) 781238104Sdes{ 782238104Sdes rr->_ttl = ttl; 783238104Sdes} 784238104Sdes 785238104Sdesvoid 786238104Sdesldns_rr_set_rd_count(ldns_rr *rr, size_t count) 787238104Sdes{ 788238104Sdes rr->_rd_count = count; 789238104Sdes} 790238104Sdes 791238104Sdesvoid 792238104Sdesldns_rr_set_type(ldns_rr *rr, ldns_rr_type rr_type) 793238104Sdes{ 794238104Sdes rr->_rr_type = rr_type; 795238104Sdes} 796238104Sdes 797238104Sdesvoid 798238104Sdesldns_rr_set_class(ldns_rr *rr, ldns_rr_class rr_class) 799238104Sdes{ 800238104Sdes rr->_rr_class = rr_class; 801238104Sdes} 802238104Sdes 803238104Sdesldns_rdf * 804238104Sdesldns_rr_set_rdf(ldns_rr *rr, const ldns_rdf *f, size_t position) 805238104Sdes{ 806238104Sdes size_t rd_count; 807238104Sdes ldns_rdf *pop; 808238104Sdes 809238104Sdes rd_count = ldns_rr_rd_count(rr); 810238104Sdes if (position < rd_count) { 811238104Sdes /* dicard the old one */ 812238104Sdes pop = rr->_rdata_fields[position]; 813238104Sdes rr->_rdata_fields[position] = (ldns_rdf*)f; 814238104Sdes return pop; 815238104Sdes } else { 816238104Sdes return NULL; 817238104Sdes } 818238104Sdes} 819238104Sdes 820238104Sdesbool 821238104Sdesldns_rr_push_rdf(ldns_rr *rr, const ldns_rdf *f) 822238104Sdes{ 823238104Sdes size_t rd_count; 824238104Sdes ldns_rdf **rdata_fields; 825238104Sdes 826238104Sdes rd_count = ldns_rr_rd_count(rr); 827238104Sdes 828238104Sdes /* grow the array */ 829238104Sdes rdata_fields = LDNS_XREALLOC( 830238104Sdes rr->_rdata_fields, ldns_rdf *, rd_count + 1); 831238104Sdes if (!rdata_fields) { 832238104Sdes return false; 833238104Sdes } 834238104Sdes 835238104Sdes /* add the new member */ 836238104Sdes rr->_rdata_fields = rdata_fields; 837238104Sdes rr->_rdata_fields[rd_count] = (ldns_rdf*)f; 838238104Sdes 839238104Sdes ldns_rr_set_rd_count(rr, rd_count + 1); 840238104Sdes return true; 841238104Sdes} 842238104Sdes 843238104Sdesldns_rdf * 844238104Sdesldns_rr_pop_rdf(ldns_rr *rr) 845238104Sdes{ 846238104Sdes size_t rd_count; 847238104Sdes ldns_rdf *pop; 848238104Sdes ldns_rdf** newrd; 849238104Sdes 850238104Sdes rd_count = ldns_rr_rd_count(rr); 851238104Sdes 852238104Sdes if (rd_count == 0) { 853238104Sdes return NULL; 854238104Sdes } 855238104Sdes 856238104Sdes pop = rr->_rdata_fields[rd_count - 1]; 857238104Sdes 858238104Sdes /* try to shrink the array */ 859238104Sdes if(rd_count > 1) { 860238104Sdes newrd = LDNS_XREALLOC( 861238104Sdes rr->_rdata_fields, ldns_rdf *, rd_count - 1); 862238104Sdes if(newrd) 863238104Sdes rr->_rdata_fields = newrd; 864238104Sdes } else { 865238104Sdes LDNS_FREE(rr->_rdata_fields); 866238104Sdes } 867238104Sdes 868238104Sdes ldns_rr_set_rd_count(rr, rd_count - 1); 869238104Sdes return pop; 870238104Sdes} 871238104Sdes 872238104Sdesldns_rdf * 873238104Sdesldns_rr_rdf(const ldns_rr *rr, size_t nr) 874238104Sdes{ 875238104Sdes if (rr && nr < ldns_rr_rd_count(rr)) { 876238104Sdes return rr->_rdata_fields[nr]; 877238104Sdes } else { 878238104Sdes return NULL; 879238104Sdes } 880238104Sdes} 881238104Sdes 882238104Sdesldns_rdf * 883238104Sdesldns_rr_owner(const ldns_rr *rr) 884238104Sdes{ 885238104Sdes return rr->_owner; 886238104Sdes} 887238104Sdes 888238104Sdesbool 889238104Sdesldns_rr_is_question(const ldns_rr *rr) 890238104Sdes{ 891238104Sdes return rr->_rr_question; 892238104Sdes} 893238104Sdes 894238104Sdesuint32_t 895238104Sdesldns_rr_ttl(const ldns_rr *rr) 896238104Sdes{ 897238104Sdes return rr->_ttl; 898238104Sdes} 899238104Sdes 900238104Sdessize_t 901238104Sdesldns_rr_rd_count(const ldns_rr *rr) 902238104Sdes{ 903238104Sdes return rr->_rd_count; 904238104Sdes} 905238104Sdes 906238104Sdesldns_rr_type 907238104Sdesldns_rr_get_type(const ldns_rr *rr) 908238104Sdes{ 909238104Sdes return rr->_rr_type; 910238104Sdes} 911238104Sdes 912238104Sdesldns_rr_class 913238104Sdesldns_rr_get_class(const ldns_rr *rr) 914238104Sdes{ 915238104Sdes return rr->_rr_class; 916238104Sdes} 917238104Sdes 918238104Sdes/* rr_lists */ 919238104Sdes 920238104Sdessize_t 921238104Sdesldns_rr_list_rr_count(const ldns_rr_list *rr_list) 922238104Sdes{ 923238104Sdes if (rr_list) { 924238104Sdes return rr_list->_rr_count; 925238104Sdes } else { 926238104Sdes return 0; 927238104Sdes } 928238104Sdes} 929238104Sdes 930238104Sdesldns_rr * 931238104Sdesldns_rr_list_set_rr(ldns_rr_list *rr_list, const ldns_rr *r, size_t count) 932238104Sdes{ 933238104Sdes ldns_rr *old; 934238104Sdes 935238104Sdes if (count > ldns_rr_list_rr_count(rr_list)) { 936238104Sdes return NULL; 937238104Sdes } 938238104Sdes 939238104Sdes old = ldns_rr_list_rr(rr_list, count); 940238104Sdes 941238104Sdes /* overwrite old's pointer */ 942238104Sdes rr_list->_rrs[count] = (ldns_rr*)r; 943238104Sdes return old; 944238104Sdes} 945238104Sdes 946238104Sdesvoid 947238104Sdesldns_rr_list_set_rr_count(ldns_rr_list *rr_list, size_t count) 948238104Sdes{ 949238104Sdes assert(count <= rr_list->_rr_capacity); 950238104Sdes rr_list->_rr_count = count; 951238104Sdes} 952238104Sdes 953238104Sdesldns_rr * 954238104Sdesldns_rr_list_rr(const ldns_rr_list *rr_list, size_t nr) 955238104Sdes{ 956238104Sdes if (nr < ldns_rr_list_rr_count(rr_list)) { 957238104Sdes return rr_list->_rrs[nr]; 958238104Sdes } else { 959238104Sdes return NULL; 960238104Sdes } 961238104Sdes} 962238104Sdes 963238104Sdesldns_rr_list * 964246827Sdesldns_rr_list_new(void) 965238104Sdes{ 966238104Sdes ldns_rr_list *rr_list = LDNS_MALLOC(ldns_rr_list); 967238104Sdes if(!rr_list) return NULL; 968238104Sdes rr_list->_rr_count = 0; 969238104Sdes rr_list->_rr_capacity = 0; 970238104Sdes rr_list->_rrs = NULL; 971238104Sdes return rr_list; 972238104Sdes} 973238104Sdes 974238104Sdesvoid 975238104Sdesldns_rr_list_free(ldns_rr_list *rr_list) 976238104Sdes{ 977238104Sdes if (rr_list) { 978238104Sdes LDNS_FREE(rr_list->_rrs); 979238104Sdes LDNS_FREE(rr_list); 980238104Sdes } 981238104Sdes} 982238104Sdes 983238104Sdesvoid 984238104Sdesldns_rr_list_deep_free(ldns_rr_list *rr_list) 985238104Sdes{ 986238104Sdes size_t i; 987238104Sdes 988238104Sdes if (rr_list) { 989238104Sdes for (i=0; i < ldns_rr_list_rr_count(rr_list); i++) { 990238104Sdes ldns_rr_free(ldns_rr_list_rr(rr_list, i)); 991238104Sdes } 992238104Sdes LDNS_FREE(rr_list->_rrs); 993238104Sdes LDNS_FREE(rr_list); 994238104Sdes } 995238104Sdes} 996238104Sdes 997238104Sdes 998238104Sdes/* add right to left. So we modify *left! */ 999238104Sdesbool 1000238104Sdesldns_rr_list_cat(ldns_rr_list *left, ldns_rr_list *right) 1001238104Sdes{ 1002238104Sdes size_t r_rr_count; 1003238104Sdes size_t i; 1004238104Sdes 1005238104Sdes if (!left) { 1006238104Sdes return false; 1007238104Sdes } 1008238104Sdes 1009238104Sdes if (right) { 1010238104Sdes r_rr_count = ldns_rr_list_rr_count(right); 1011238104Sdes } else { 1012238104Sdes r_rr_count = 0; 1013238104Sdes } 1014238104Sdes 1015238104Sdes /* push right to left */ 1016238104Sdes for(i = 0; i < r_rr_count; i++) { 1017238104Sdes ldns_rr_list_push_rr(left, ldns_rr_list_rr(right, i)); 1018238104Sdes } 1019238104Sdes return true; 1020238104Sdes} 1021238104Sdes 1022238104Sdesldns_rr_list * 1023238104Sdesldns_rr_list_cat_clone(ldns_rr_list *left, ldns_rr_list *right) 1024238104Sdes{ 1025238104Sdes size_t l_rr_count; 1026238104Sdes size_t r_rr_count; 1027238104Sdes size_t i; 1028238104Sdes ldns_rr_list *cat; 1029238104Sdes 1030238104Sdes if (left) { 1031238104Sdes l_rr_count = ldns_rr_list_rr_count(left); 1032238104Sdes } else { 1033238104Sdes return ldns_rr_list_clone(right); 1034238104Sdes } 1035238104Sdes 1036238104Sdes if (right) { 1037238104Sdes r_rr_count = ldns_rr_list_rr_count(right); 1038238104Sdes } else { 1039238104Sdes r_rr_count = 0; 1040238104Sdes } 1041238104Sdes 1042238104Sdes cat = ldns_rr_list_new(); 1043238104Sdes 1044238104Sdes if (!cat) { 1045238104Sdes return NULL; 1046238104Sdes } 1047238104Sdes 1048238104Sdes /* left */ 1049238104Sdes for(i = 0; i < l_rr_count; i++) { 1050238104Sdes ldns_rr_list_push_rr(cat, 1051238104Sdes ldns_rr_clone(ldns_rr_list_rr(left, i))); 1052238104Sdes } 1053238104Sdes /* right */ 1054238104Sdes for(i = 0; i < r_rr_count; i++) { 1055238104Sdes ldns_rr_list_push_rr(cat, 1056238104Sdes ldns_rr_clone(ldns_rr_list_rr(right, i))); 1057238104Sdes } 1058238104Sdes return cat; 1059238104Sdes} 1060238104Sdes 1061238104Sdesldns_rr_list * 1062238104Sdesldns_rr_list_subtype_by_rdf(ldns_rr_list *l, ldns_rdf *r, size_t pos) 1063238104Sdes{ 1064238104Sdes size_t i; 1065238104Sdes ldns_rr_list *subtyped; 1066238104Sdes ldns_rdf *list_rdf; 1067238104Sdes 1068238104Sdes subtyped = ldns_rr_list_new(); 1069238104Sdes 1070238104Sdes for(i = 0; i < ldns_rr_list_rr_count(l); i++) { 1071238104Sdes list_rdf = ldns_rr_rdf( 1072238104Sdes ldns_rr_list_rr(l, i), 1073238104Sdes pos); 1074238104Sdes if (!list_rdf) { 1075238104Sdes /* pos is too large or any other error */ 1076238104Sdes ldns_rr_list_deep_free(subtyped); 1077238104Sdes return NULL; 1078238104Sdes } 1079238104Sdes 1080238104Sdes if (ldns_rdf_compare(list_rdf, r) == 0) { 1081238104Sdes /* a match */ 1082238104Sdes ldns_rr_list_push_rr(subtyped, 1083238104Sdes ldns_rr_clone(ldns_rr_list_rr(l, i))); 1084238104Sdes } 1085238104Sdes } 1086238104Sdes 1087238104Sdes if (ldns_rr_list_rr_count(subtyped) > 0) { 1088238104Sdes return subtyped; 1089238104Sdes } else { 1090238104Sdes ldns_rr_list_free(subtyped); 1091238104Sdes return NULL; 1092238104Sdes } 1093238104Sdes} 1094238104Sdes 1095238104Sdesbool 1096238104Sdesldns_rr_list_push_rr(ldns_rr_list *rr_list, const ldns_rr *rr) 1097238104Sdes{ 1098238104Sdes size_t rr_count; 1099238104Sdes size_t cap; 1100238104Sdes 1101238104Sdes rr_count = ldns_rr_list_rr_count(rr_list); 1102238104Sdes cap = rr_list->_rr_capacity; 1103238104Sdes 1104238104Sdes /* grow the array */ 1105238104Sdes if(rr_count+1 > cap) { 1106238104Sdes ldns_rr **rrs; 1107238104Sdes 1108238104Sdes if(cap == 0) 1109238104Sdes cap = LDNS_RRLIST_INIT; /* initial list size */ 1110238104Sdes else cap *= 2; 1111238104Sdes rrs = LDNS_XREALLOC(rr_list->_rrs, ldns_rr *, cap); 1112238104Sdes if (!rrs) { 1113238104Sdes return false; 1114238104Sdes } 1115238104Sdes rr_list->_rrs = rrs; 1116238104Sdes rr_list->_rr_capacity = cap; 1117238104Sdes } 1118238104Sdes 1119238104Sdes /* add the new member */ 1120238104Sdes rr_list->_rrs[rr_count] = (ldns_rr*)rr; 1121238104Sdes 1122238104Sdes ldns_rr_list_set_rr_count(rr_list, rr_count + 1); 1123238104Sdes return true; 1124238104Sdes} 1125238104Sdes 1126238104Sdesbool 1127238104Sdesldns_rr_list_push_rr_list(ldns_rr_list *rr_list, const ldns_rr_list *push_list) 1128238104Sdes{ 1129238104Sdes size_t i; 1130238104Sdes 1131238104Sdes for(i = 0; i < ldns_rr_list_rr_count(push_list); i++) { 1132238104Sdes if (!ldns_rr_list_push_rr(rr_list, 1133238104Sdes ldns_rr_list_rr(push_list, i))) { 1134238104Sdes return false; 1135238104Sdes } 1136238104Sdes } 1137238104Sdes return true; 1138238104Sdes} 1139238104Sdes 1140238104Sdesldns_rr * 1141238104Sdesldns_rr_list_pop_rr(ldns_rr_list *rr_list) 1142238104Sdes{ 1143238104Sdes size_t rr_count; 1144238104Sdes size_t cap; 1145238104Sdes ldns_rr *pop; 1146238104Sdes 1147238104Sdes rr_count = ldns_rr_list_rr_count(rr_list); 1148238104Sdes 1149238104Sdes if (rr_count == 0) { 1150238104Sdes return NULL; 1151238104Sdes } 1152238104Sdes 1153238104Sdes cap = rr_list->_rr_capacity; 1154238104Sdes pop = ldns_rr_list_rr(rr_list, rr_count - 1); 1155238104Sdes 1156238104Sdes /* shrink the array */ 1157238104Sdes if(cap > LDNS_RRLIST_INIT && rr_count-1 <= cap/2) { 1158238104Sdes ldns_rr** a; 1159238104Sdes cap /= 2; 1160238104Sdes a = LDNS_XREALLOC(rr_list->_rrs, ldns_rr *, cap); 1161238104Sdes if(a) { 1162238104Sdes rr_list->_rrs = a; 1163238104Sdes rr_list->_rr_capacity = cap; 1164238104Sdes } 1165238104Sdes } 1166238104Sdes 1167238104Sdes ldns_rr_list_set_rr_count(rr_list, rr_count - 1); 1168238104Sdes 1169238104Sdes return pop; 1170238104Sdes} 1171238104Sdes 1172238104Sdesldns_rr_list * 1173238104Sdesldns_rr_list_pop_rr_list(ldns_rr_list *rr_list, size_t howmany) 1174238104Sdes{ 1175238104Sdes /* pop a number of rr's and put them in a rr_list */ 1176238104Sdes ldns_rr_list *popped; 1177238104Sdes ldns_rr *p; 1178238104Sdes size_t i = howmany; 1179238104Sdes 1180238104Sdes popped = ldns_rr_list_new(); 1181238104Sdes 1182238104Sdes if (!popped) { 1183238104Sdes return NULL; 1184238104Sdes } 1185238104Sdes 1186238104Sdes 1187238104Sdes while(i > 0 && 1188238104Sdes (p = ldns_rr_list_pop_rr(rr_list)) != NULL) { 1189238104Sdes ldns_rr_list_push_rr(popped, p); 1190238104Sdes i--; 1191238104Sdes } 1192238104Sdes 1193246854Sdes if (i == howmany) { /* so i <= 0 */ 1194246854Sdes ldns_rr_list_free(popped); 1195238104Sdes return NULL; 1196238104Sdes } else { 1197238104Sdes return popped; 1198238104Sdes } 1199238104Sdes} 1200238104Sdes 1201238104Sdes 1202238104Sdesbool 1203238104Sdesldns_rr_list_contains_rr(const ldns_rr_list *rr_list, ldns_rr *rr) 1204238104Sdes{ 1205238104Sdes size_t i; 1206238104Sdes 1207238104Sdes if (!rr_list || !rr || ldns_rr_list_rr_count(rr_list) == 0) { 1208238104Sdes return false; 1209238104Sdes } 1210238104Sdes 1211238104Sdes for (i = 0; i < ldns_rr_list_rr_count(rr_list); i++) { 1212238104Sdes if (rr == ldns_rr_list_rr(rr_list, i)) { 1213238104Sdes return true; 1214238104Sdes } else if (ldns_rr_compare(rr, ldns_rr_list_rr(rr_list, i)) == 0) { 1215238104Sdes return true; 1216238104Sdes } 1217238104Sdes } 1218238104Sdes return false; 1219238104Sdes} 1220238104Sdes 1221238104Sdesbool 1222238104Sdesldns_is_rrset(ldns_rr_list *rr_list) 1223238104Sdes{ 1224238104Sdes ldns_rr_type t; 1225238104Sdes ldns_rr_class c; 1226238104Sdes ldns_rdf *o; 1227238104Sdes ldns_rr *tmp; 1228238104Sdes size_t i; 1229238104Sdes 1230238104Sdes if (!rr_list || ldns_rr_list_rr_count(rr_list) == 0) { 1231238104Sdes return false; 1232238104Sdes } 1233238104Sdes 1234238104Sdes tmp = ldns_rr_list_rr(rr_list, 0); 1235238104Sdes 1236238104Sdes t = ldns_rr_get_type(tmp); 1237238104Sdes c = ldns_rr_get_class(tmp); 1238238104Sdes o = ldns_rr_owner(tmp); 1239238104Sdes 1240238104Sdes /* compare these with the rest of the rr_list, start with 1 */ 1241238104Sdes for (i = 1; i < ldns_rr_list_rr_count(rr_list); i++) { 1242238104Sdes tmp = ldns_rr_list_rr(rr_list, i); 1243238104Sdes if (t != ldns_rr_get_type(tmp)) { 1244238104Sdes return false; 1245238104Sdes } 1246238104Sdes if (c != ldns_rr_get_class(tmp)) { 1247238104Sdes return false; 1248238104Sdes } 1249238104Sdes if (ldns_rdf_compare(o, ldns_rr_owner(tmp)) != 0) { 1250238104Sdes return false; 1251238104Sdes } 1252238104Sdes } 1253238104Sdes return true; 1254238104Sdes} 1255238104Sdes 1256238104Sdesbool 1257238104Sdesldns_rr_set_push_rr(ldns_rr_list *rr_list, ldns_rr *rr) 1258238104Sdes{ 1259238104Sdes size_t rr_count; 1260238104Sdes size_t i; 1261238104Sdes ldns_rr *last; 1262238104Sdes 1263238104Sdes assert(rr != NULL); 1264238104Sdes 1265238104Sdes rr_count = ldns_rr_list_rr_count(rr_list); 1266238104Sdes 1267238104Sdes if (rr_count == 0) { 1268238104Sdes /* nothing there, so checking it is 1269238104Sdes * not needed */ 1270238104Sdes return ldns_rr_list_push_rr(rr_list, rr); 1271238104Sdes } else { 1272238104Sdes /* check with the final rr in the rr_list */ 1273238104Sdes last = ldns_rr_list_rr(rr_list, rr_count - 1); 1274238104Sdes 1275238104Sdes if (ldns_rr_get_class(last) != ldns_rr_get_class(rr)) { 1276238104Sdes return false; 1277238104Sdes } 1278238104Sdes if (ldns_rr_get_type(last) != ldns_rr_get_type(rr)) { 1279238104Sdes return false; 1280238104Sdes } 1281238104Sdes /* only check if not equal to RRSIG */ 1282238104Sdes if (ldns_rr_get_type(rr) != LDNS_RR_TYPE_RRSIG) { 1283238104Sdes if (ldns_rr_ttl(last) != ldns_rr_ttl(rr)) { 1284238104Sdes return false; 1285238104Sdes } 1286238104Sdes } 1287238104Sdes if (ldns_rdf_compare(ldns_rr_owner(last), 1288238104Sdes ldns_rr_owner(rr)) != 0) { 1289238104Sdes return false; 1290238104Sdes } 1291238104Sdes /* ok, still alive - check if the rr already 1292238104Sdes * exists - if so, dont' add it */ 1293238104Sdes for(i = 0; i < rr_count; i++) { 1294238104Sdes if(ldns_rr_compare( 1295238104Sdes ldns_rr_list_rr(rr_list, i), rr) == 0) { 1296238104Sdes return false; 1297238104Sdes } 1298238104Sdes } 1299238104Sdes /* it's safe, push it */ 1300238104Sdes return ldns_rr_list_push_rr(rr_list, rr); 1301238104Sdes } 1302238104Sdes} 1303238104Sdes 1304238104Sdesldns_rr * 1305238104Sdesldns_rr_set_pop_rr(ldns_rr_list *rr_list) 1306238104Sdes{ 1307238104Sdes return ldns_rr_list_pop_rr(rr_list); 1308238104Sdes} 1309238104Sdes 1310238104Sdesldns_rr_list * 1311238104Sdesldns_rr_list_pop_rrset(ldns_rr_list *rr_list) 1312238104Sdes{ 1313238104Sdes ldns_rr_list *rrset; 1314238104Sdes ldns_rr *last_rr = NULL; 1315238104Sdes ldns_rr *next_rr; 1316238104Sdes 1317238104Sdes if (!rr_list) { 1318238104Sdes return NULL; 1319238104Sdes } 1320238104Sdes 1321238104Sdes rrset = ldns_rr_list_new(); 1322238104Sdes if (!last_rr) { 1323238104Sdes last_rr = ldns_rr_list_pop_rr(rr_list); 1324238104Sdes if (!last_rr) { 1325238104Sdes ldns_rr_list_free(rrset); 1326238104Sdes return NULL; 1327238104Sdes } else { 1328238104Sdes ldns_rr_list_push_rr(rrset, last_rr); 1329238104Sdes } 1330238104Sdes } 1331238104Sdes 1332238104Sdes if (ldns_rr_list_rr_count(rr_list) > 0) { 1333238104Sdes next_rr = ldns_rr_list_rr(rr_list, ldns_rr_list_rr_count(rr_list) - 1); 1334238104Sdes } else { 1335238104Sdes next_rr = NULL; 1336238104Sdes } 1337238104Sdes 1338238104Sdes while (next_rr) { 1339238104Sdes if ( 1340238104Sdes ldns_rdf_compare(ldns_rr_owner(next_rr), 1341238104Sdes ldns_rr_owner(last_rr)) == 0 1342238104Sdes && 1343238104Sdes ldns_rr_get_type(next_rr) == ldns_rr_get_type(last_rr) 1344238104Sdes && 1345238104Sdes ldns_rr_get_class(next_rr) == ldns_rr_get_class(last_rr) 1346238104Sdes ) { 1347238104Sdes ldns_rr_list_push_rr(rrset, ldns_rr_list_pop_rr(rr_list)); 1348238104Sdes if (ldns_rr_list_rr_count(rr_list) > 0) { 1349238104Sdes last_rr = next_rr; 1350238104Sdes next_rr = ldns_rr_list_rr(rr_list, ldns_rr_list_rr_count(rr_list) - 1); 1351238104Sdes } else { 1352238104Sdes next_rr = NULL; 1353238104Sdes } 1354238104Sdes } else { 1355238104Sdes next_rr = NULL; 1356238104Sdes } 1357238104Sdes } 1358238104Sdes 1359238104Sdes return rrset; 1360238104Sdes} 1361238104Sdes 1362238104Sdesldns_rr * 1363238104Sdesldns_rr_clone(const ldns_rr *rr) 1364238104Sdes{ 1365238104Sdes size_t i; 1366238104Sdes ldns_rr *new_rr; 1367238104Sdes 1368238104Sdes if (!rr) { 1369238104Sdes return NULL; 1370238104Sdes } 1371238104Sdes 1372238104Sdes new_rr = ldns_rr_new(); 1373238104Sdes if (!new_rr) { 1374238104Sdes return NULL; 1375238104Sdes } 1376238104Sdes if (ldns_rr_owner(rr)) { 1377238104Sdes ldns_rr_set_owner(new_rr, ldns_rdf_clone(ldns_rr_owner(rr))); 1378238104Sdes } 1379238104Sdes ldns_rr_set_ttl(new_rr, ldns_rr_ttl(rr)); 1380238104Sdes ldns_rr_set_type(new_rr, ldns_rr_get_type(rr)); 1381238104Sdes ldns_rr_set_class(new_rr, ldns_rr_get_class(rr)); 1382238104Sdes ldns_rr_set_question(new_rr, ldns_rr_is_question(rr)); 1383238104Sdes 1384238104Sdes for (i = 0; i < ldns_rr_rd_count(rr); i++) { 1385238104Sdes if (ldns_rr_rdf(rr,i)) { 1386238104Sdes ldns_rr_push_rdf(new_rr, ldns_rdf_clone(ldns_rr_rdf(rr, i))); 1387238104Sdes } 1388238104Sdes } 1389238104Sdes 1390238104Sdes return new_rr; 1391238104Sdes} 1392238104Sdes 1393238104Sdesldns_rr_list * 1394238104Sdesldns_rr_list_clone(const ldns_rr_list *rrlist) 1395238104Sdes{ 1396238104Sdes size_t i; 1397238104Sdes ldns_rr_list *new_list; 1398238104Sdes ldns_rr *r; 1399238104Sdes 1400238104Sdes if (!rrlist) { 1401238104Sdes return NULL; 1402238104Sdes } 1403238104Sdes 1404238104Sdes new_list = ldns_rr_list_new(); 1405238104Sdes if (!new_list) { 1406238104Sdes return NULL; 1407238104Sdes } 1408238104Sdes for (i = 0; i < ldns_rr_list_rr_count(rrlist); i++) { 1409238104Sdes r = ldns_rr_clone( 1410238104Sdes ldns_rr_list_rr(rrlist, i) 1411238104Sdes ); 1412238104Sdes if (!r) { 1413238104Sdes /* huh, failure in cloning */ 1414238104Sdes ldns_rr_list_deep_free(new_list); 1415238104Sdes return NULL; 1416238104Sdes } 1417238104Sdes ldns_rr_list_push_rr(new_list, r); 1418238104Sdes } 1419238104Sdes return new_list; 1420238104Sdes} 1421238104Sdes 1422238104Sdes 1423246827Sdesstatic int 1424238104Sdesqsort_schwartz_rr_compare(const void *a, const void *b) 1425238104Sdes{ 1426238104Sdes int result = 0; 1427238104Sdes ldns_rr *rr1, *rr2; 1428238104Sdes ldns_buffer *rr1_buf, *rr2_buf; 1429238104Sdes struct ldns_schwartzian_compare_struct *sa = *(struct ldns_schwartzian_compare_struct **) a; 1430238104Sdes struct ldns_schwartzian_compare_struct *sb = *(struct ldns_schwartzian_compare_struct **) b; 1431238104Sdes /* if we are doing 2wire, we need to do lowercasing on the dname (and maybe on the rdata) 1432238104Sdes * this must be done for comparison only, so we need to have a temp var for both buffers, 1433238104Sdes * which is only used when the transformed object value isn't there yet 1434238104Sdes */ 1435238104Sdes ldns_rr *canonical_a, *canonical_b; 1436238104Sdes 1437238104Sdes rr1 = (ldns_rr *) sa->original_object; 1438238104Sdes rr2 = (ldns_rr *) sb->original_object; 1439238104Sdes 1440238104Sdes result = ldns_rr_compare_no_rdata(rr1, rr2); 1441238104Sdes 1442238104Sdes if (result == 0) { 1443238104Sdes if (!sa->transformed_object) { 1444238104Sdes canonical_a = ldns_rr_clone(sa->original_object); 1445238104Sdes ldns_rr2canonical(canonical_a); 1446238104Sdes sa->transformed_object = ldns_buffer_new(ldns_rr_uncompressed_size(canonical_a)); 1447238104Sdes if (ldns_rr2buffer_wire(sa->transformed_object, canonical_a, LDNS_SECTION_ANY) != LDNS_STATUS_OK) { 1448238104Sdes ldns_buffer_free((ldns_buffer *)sa->transformed_object); 1449238104Sdes sa->transformed_object = NULL; 1450238104Sdes ldns_rr_free(canonical_a); 1451238104Sdes return 0; 1452238104Sdes } 1453238104Sdes ldns_rr_free(canonical_a); 1454238104Sdes } 1455238104Sdes if (!sb->transformed_object) { 1456238104Sdes canonical_b = ldns_rr_clone(sb->original_object); 1457238104Sdes ldns_rr2canonical(canonical_b); 1458238104Sdes sb->transformed_object = ldns_buffer_new(ldns_rr_uncompressed_size(canonical_b)); 1459238104Sdes if (ldns_rr2buffer_wire(sb->transformed_object, canonical_b, LDNS_SECTION_ANY) != LDNS_STATUS_OK) { 1460238104Sdes ldns_buffer_free((ldns_buffer *)sa->transformed_object); 1461238104Sdes ldns_buffer_free((ldns_buffer *)sb->transformed_object); 1462238104Sdes sa->transformed_object = NULL; 1463238104Sdes sb->transformed_object = NULL; 1464238104Sdes ldns_rr_free(canonical_b); 1465238104Sdes return 0; 1466238104Sdes } 1467238104Sdes ldns_rr_free(canonical_b); 1468238104Sdes } 1469238104Sdes rr1_buf = (ldns_buffer *) sa->transformed_object; 1470238104Sdes rr2_buf = (ldns_buffer *) sb->transformed_object; 1471238104Sdes 1472238104Sdes result = ldns_rr_compare_wire(rr1_buf, rr2_buf); 1473238104Sdes } 1474238104Sdes 1475238104Sdes return result; 1476238104Sdes} 1477238104Sdes 1478238104Sdesvoid 1479238104Sdesldns_rr_list_sort(ldns_rr_list *unsorted) 1480238104Sdes{ 1481238104Sdes struct ldns_schwartzian_compare_struct **sortables; 1482238104Sdes size_t item_count; 1483238104Sdes size_t i; 1484238104Sdes 1485238104Sdes if (unsorted) { 1486238104Sdes item_count = ldns_rr_list_rr_count(unsorted); 1487238104Sdes 1488238104Sdes sortables = LDNS_XMALLOC(struct ldns_schwartzian_compare_struct *, 1489238104Sdes item_count); 1490238104Sdes if(!sortables) return; /* no way to return error */ 1491238104Sdes for (i = 0; i < item_count; i++) { 1492238104Sdes sortables[i] = LDNS_XMALLOC(struct ldns_schwartzian_compare_struct, 1); 1493238104Sdes if(!sortables[i]) { 1494238104Sdes /* free the allocated parts */ 1495238104Sdes while(i>0) { 1496238104Sdes i--; 1497238104Sdes LDNS_FREE(sortables[i]); 1498238104Sdes } 1499238104Sdes /* no way to return error */ 1500246854Sdes LDNS_FREE(sortables); 1501238104Sdes return; 1502238104Sdes } 1503238104Sdes sortables[i]->original_object = ldns_rr_list_rr(unsorted, i); 1504238104Sdes sortables[i]->transformed_object = NULL; 1505238104Sdes } 1506238104Sdes qsort(sortables, 1507238104Sdes item_count, 1508238104Sdes sizeof(struct ldns_schwartzian_compare_struct *), 1509238104Sdes qsort_schwartz_rr_compare); 1510238104Sdes for (i = 0; i < item_count; i++) { 1511238104Sdes unsorted->_rrs[i] = sortables[i]->original_object; 1512238104Sdes if (sortables[i]->transformed_object) { 1513238104Sdes ldns_buffer_free(sortables[i]->transformed_object); 1514238104Sdes } 1515238104Sdes LDNS_FREE(sortables[i]); 1516238104Sdes } 1517238104Sdes LDNS_FREE(sortables); 1518238104Sdes } 1519238104Sdes} 1520238104Sdes 1521238104Sdesint 1522238104Sdesldns_rr_compare_no_rdata(const ldns_rr *rr1, const ldns_rr *rr2) 1523238104Sdes{ 1524238104Sdes size_t rr1_len; 1525238104Sdes size_t rr2_len; 1526238104Sdes size_t offset; 1527238104Sdes 1528238104Sdes assert(rr1 != NULL); 1529238104Sdes assert(rr2 != NULL); 1530238104Sdes 1531238104Sdes rr1_len = ldns_rr_uncompressed_size(rr1); 1532238104Sdes rr2_len = ldns_rr_uncompressed_size(rr2); 1533238104Sdes 1534238104Sdes if (ldns_dname_compare(ldns_rr_owner(rr1), ldns_rr_owner(rr2)) < 0) { 1535238104Sdes return -1; 1536238104Sdes } else if (ldns_dname_compare(ldns_rr_owner(rr1), ldns_rr_owner(rr2)) > 0) { 1537238104Sdes return 1; 1538238104Sdes } 1539238104Sdes 1540238104Sdes /* should return -1 if rr1 comes before rr2, so need to do rr1 - rr2, not rr2 - rr1 */ 1541238104Sdes if (ldns_rr_get_class(rr1) != ldns_rr_get_class(rr2)) { 1542238104Sdes return ldns_rr_get_class(rr1) - ldns_rr_get_class(rr2); 1543238104Sdes } 1544238104Sdes 1545238104Sdes /* should return -1 if rr1 comes before rr2, so need to do rr1 - rr2, not rr2 - rr1 */ 1546238104Sdes if (ldns_rr_get_type(rr1) != ldns_rr_get_type(rr2)) { 1547238104Sdes return ldns_rr_get_type(rr1) - ldns_rr_get_type(rr2); 1548238104Sdes } 1549238104Sdes 1550238104Sdes /* offset is the owername length + ttl + type + class + rdlen == start of wire format rdata */ 1551238104Sdes offset = ldns_rdf_size(ldns_rr_owner(rr1)) + 4 + 2 + 2 + 2; 1552238104Sdes /* if either record doesn't have any RDATA... */ 1553238104Sdes if (offset > rr1_len || offset > rr2_len) { 1554238104Sdes if (rr1_len == rr2_len) { 1555238104Sdes return 0; 1556238104Sdes } 1557238104Sdes return ((int) rr2_len - (int) rr1_len); 1558238104Sdes } 1559238104Sdes 1560238104Sdes return 0; 1561238104Sdes} 1562238104Sdes 1563238104Sdesint ldns_rr_compare_wire(ldns_buffer *rr1_buf, ldns_buffer *rr2_buf) 1564238104Sdes{ 1565238104Sdes size_t rr1_len, rr2_len, min_len, i, offset; 1566238104Sdes 1567238104Sdes rr1_len = ldns_buffer_capacity(rr1_buf); 1568238104Sdes rr2_len = ldns_buffer_capacity(rr2_buf); 1569238104Sdes 1570238104Sdes /* jump past dname (checked in earlier part) 1571238104Sdes * and especially past TTL */ 1572238104Sdes offset = 0; 1573238104Sdes while (offset < rr1_len && *ldns_buffer_at(rr1_buf, offset) != 0) { 1574238104Sdes offset += *ldns_buffer_at(rr1_buf, offset) + 1; 1575238104Sdes } 1576238104Sdes /* jump to rdata section (PAST the rdata length field, otherwise 1577238104Sdes rrs with different lengths might be sorted erroneously */ 1578238104Sdes offset += 11; 1579238104Sdes min_len = (rr1_len < rr2_len) ? rr1_len : rr2_len; 1580238104Sdes /* Compare RRs RDATA byte for byte. */ 1581238104Sdes for(i = offset; i < min_len; i++) { 1582238104Sdes if (*ldns_buffer_at(rr1_buf,i) < *ldns_buffer_at(rr2_buf,i)) { 1583238104Sdes return -1; 1584238104Sdes } else if (*ldns_buffer_at(rr1_buf,i) > *ldns_buffer_at(rr2_buf,i)) { 1585238104Sdes return +1; 1586238104Sdes } 1587238104Sdes } 1588238104Sdes 1589238104Sdes /* If both RDATAs are the same up to min_len, then the shorter one sorts first. */ 1590238104Sdes if (rr1_len < rr2_len) { 1591238104Sdes return -1; 1592238104Sdes } else if (rr1_len > rr2_len) { 1593238104Sdes return +1; 1594238104Sdes } 1595238104Sdes /* The RDATAs are equal. */ 1596238104Sdes return 0; 1597238104Sdes 1598238104Sdes} 1599238104Sdes 1600238104Sdesint 1601238104Sdesldns_rr_compare(const ldns_rr *rr1, const ldns_rr *rr2) 1602238104Sdes{ 1603238104Sdes int result; 1604238104Sdes size_t rr1_len, rr2_len; 1605238104Sdes 1606238104Sdes ldns_buffer *rr1_buf; 1607238104Sdes ldns_buffer *rr2_buf; 1608238104Sdes 1609238104Sdes result = ldns_rr_compare_no_rdata(rr1, rr2); 1610238104Sdes if (result == 0) { 1611238104Sdes rr1_len = ldns_rr_uncompressed_size(rr1); 1612238104Sdes rr2_len = ldns_rr_uncompressed_size(rr2); 1613238104Sdes 1614238104Sdes rr1_buf = ldns_buffer_new(rr1_len); 1615238104Sdes rr2_buf = ldns_buffer_new(rr2_len); 1616238104Sdes 1617238104Sdes if (ldns_rr2buffer_wire_canonical(rr1_buf, 1618238104Sdes rr1, 1619238104Sdes LDNS_SECTION_ANY) 1620238104Sdes != LDNS_STATUS_OK) { 1621238104Sdes ldns_buffer_free(rr1_buf); 1622238104Sdes ldns_buffer_free(rr2_buf); 1623238104Sdes return 0; 1624238104Sdes } 1625238104Sdes if (ldns_rr2buffer_wire_canonical(rr2_buf, 1626238104Sdes rr2, 1627238104Sdes LDNS_SECTION_ANY) 1628238104Sdes != LDNS_STATUS_OK) { 1629238104Sdes ldns_buffer_free(rr1_buf); 1630238104Sdes ldns_buffer_free(rr2_buf); 1631238104Sdes return 0; 1632238104Sdes } 1633238104Sdes 1634238104Sdes result = ldns_rr_compare_wire(rr1_buf, rr2_buf); 1635238104Sdes 1636238104Sdes ldns_buffer_free(rr1_buf); 1637238104Sdes ldns_buffer_free(rr2_buf); 1638238104Sdes } 1639238104Sdes 1640238104Sdes return result; 1641238104Sdes} 1642238104Sdes 1643238104Sdes/* convert dnskey to a ds with the given algorithm, 1644238104Sdes * then compare the result with the given ds */ 1645238104Sdesstatic int 1646238104Sdesldns_rr_compare_ds_dnskey(ldns_rr *ds, 1647238104Sdes ldns_rr *dnskey) 1648238104Sdes{ 1649238104Sdes ldns_rr *ds_gen; 1650238104Sdes bool result = false; 1651238104Sdes ldns_hash algo; 1652238104Sdes 1653238104Sdes if (!dnskey || !ds || 1654238104Sdes ldns_rr_get_type(ds) != LDNS_RR_TYPE_DS || 1655238104Sdes ldns_rr_get_type(dnskey) != LDNS_RR_TYPE_DNSKEY) { 1656238104Sdes return false; 1657238104Sdes } 1658238104Sdes 1659238104Sdes if (ldns_rr_rdf(ds, 2) == NULL) { 1660238104Sdes return false; 1661238104Sdes } 1662238104Sdes algo = ldns_rdf2native_int8(ldns_rr_rdf(ds, 2)); 1663238104Sdes 1664238104Sdes ds_gen = ldns_key_rr2ds(dnskey, algo); 1665238104Sdes if (ds_gen) { 1666238104Sdes result = ldns_rr_compare(ds, ds_gen) == 0; 1667238104Sdes ldns_rr_free(ds_gen); 1668238104Sdes } 1669238104Sdes return result; 1670238104Sdes} 1671238104Sdes 1672238104Sdesbool 1673238104Sdesldns_rr_compare_ds(const ldns_rr *orr1, const ldns_rr *orr2) 1674238104Sdes{ 1675238104Sdes bool result; 1676238104Sdes ldns_rr *rr1 = ldns_rr_clone(orr1); 1677238104Sdes ldns_rr *rr2 = ldns_rr_clone(orr2); 1678238104Sdes 1679238104Sdes /* set ttls to zero */ 1680238104Sdes ldns_rr_set_ttl(rr1, 0); 1681238104Sdes ldns_rr_set_ttl(rr2, 0); 1682238104Sdes 1683238104Sdes if (ldns_rr_get_type(rr1) == LDNS_RR_TYPE_DS && 1684238104Sdes ldns_rr_get_type(rr2) == LDNS_RR_TYPE_DNSKEY) { 1685238104Sdes result = ldns_rr_compare_ds_dnskey(rr1, rr2); 1686238104Sdes } else if (ldns_rr_get_type(rr1) == LDNS_RR_TYPE_DNSKEY && 1687238104Sdes ldns_rr_get_type(rr2) == LDNS_RR_TYPE_DS) { 1688238104Sdes result = ldns_rr_compare_ds_dnskey(rr2, rr1); 1689238104Sdes } else { 1690238104Sdes result = (ldns_rr_compare(rr1, rr2) == 0); 1691238104Sdes } 1692238104Sdes 1693238104Sdes ldns_rr_free(rr1); 1694238104Sdes ldns_rr_free(rr2); 1695238104Sdes 1696238104Sdes return result; 1697238104Sdes} 1698238104Sdes 1699238104Sdesint 1700238104Sdesldns_rr_list_compare(const ldns_rr_list *rrl1, const ldns_rr_list *rrl2) 1701238104Sdes{ 1702238104Sdes size_t i = 0; 1703238104Sdes int rr_cmp; 1704238104Sdes 1705238104Sdes assert(rrl1 != NULL); 1706238104Sdes assert(rrl2 != NULL); 1707238104Sdes 1708238104Sdes for (i = 0; i < ldns_rr_list_rr_count(rrl1) && i < ldns_rr_list_rr_count(rrl2); i++) { 1709238104Sdes rr_cmp = ldns_rr_compare(ldns_rr_list_rr(rrl1, i), ldns_rr_list_rr(rrl2, i)); 1710238104Sdes if (rr_cmp != 0) { 1711238104Sdes return rr_cmp; 1712238104Sdes } 1713238104Sdes } 1714238104Sdes 1715238104Sdes if (i == ldns_rr_list_rr_count(rrl1) && 1716238104Sdes i != ldns_rr_list_rr_count(rrl2)) { 1717238104Sdes return 1; 1718238104Sdes } else if (i == ldns_rr_list_rr_count(rrl2) && 1719238104Sdes i != ldns_rr_list_rr_count(rrl1)) { 1720238104Sdes return -1; 1721238104Sdes } else { 1722238104Sdes return 0; 1723238104Sdes } 1724238104Sdes} 1725238104Sdes 1726238104Sdessize_t 1727238104Sdesldns_rr_uncompressed_size(const ldns_rr *r) 1728238104Sdes{ 1729238104Sdes size_t rrsize; 1730238104Sdes size_t i; 1731238104Sdes 1732238104Sdes rrsize = 0; 1733238104Sdes /* add all the rdf sizes */ 1734238104Sdes for(i = 0; i < ldns_rr_rd_count(r); i++) { 1735238104Sdes rrsize += ldns_rdf_size(ldns_rr_rdf(r, i)); 1736238104Sdes } 1737238104Sdes /* ownername */ 1738238104Sdes rrsize += ldns_rdf_size(ldns_rr_owner(r)); 1739238104Sdes rrsize += LDNS_RR_OVERHEAD; 1740238104Sdes return rrsize; 1741238104Sdes} 1742238104Sdes 1743238104Sdesvoid 1744238104Sdesldns_rr2canonical(ldns_rr *rr) 1745238104Sdes{ 1746238104Sdes uint16_t i; 1747238104Sdes 1748238104Sdes if (!rr) { 1749238104Sdes return; 1750238104Sdes } 1751238104Sdes 1752238104Sdes ldns_dname2canonical(ldns_rr_owner(rr)); 1753238104Sdes 1754238104Sdes /* 1755238104Sdes * lowercase the rdata dnames if the rr type is one 1756238104Sdes * of the list in chapter 7 of RFC3597 1757238104Sdes * Also added RRSIG, because a "Signer's Name" should be canonicalized 1758238104Sdes * too. See dnssec-bis-updates-16. We can add it to this list because 1759238104Sdes * the "Signer's Name" is the only dname type rdata field in a RRSIG. 1760238104Sdes */ 1761238104Sdes switch(ldns_rr_get_type(rr)) { 1762238104Sdes case LDNS_RR_TYPE_NS: 1763238104Sdes case LDNS_RR_TYPE_MD: 1764238104Sdes case LDNS_RR_TYPE_MF: 1765238104Sdes case LDNS_RR_TYPE_CNAME: 1766238104Sdes case LDNS_RR_TYPE_SOA: 1767238104Sdes case LDNS_RR_TYPE_MB: 1768238104Sdes case LDNS_RR_TYPE_MG: 1769238104Sdes case LDNS_RR_TYPE_MR: 1770238104Sdes case LDNS_RR_TYPE_PTR: 1771238104Sdes case LDNS_RR_TYPE_MINFO: 1772238104Sdes case LDNS_RR_TYPE_MX: 1773238104Sdes case LDNS_RR_TYPE_RP: 1774238104Sdes case LDNS_RR_TYPE_AFSDB: 1775238104Sdes case LDNS_RR_TYPE_RT: 1776238104Sdes case LDNS_RR_TYPE_SIG: 1777238104Sdes case LDNS_RR_TYPE_PX: 1778238104Sdes case LDNS_RR_TYPE_NXT: 1779238104Sdes case LDNS_RR_TYPE_NAPTR: 1780238104Sdes case LDNS_RR_TYPE_KX: 1781238104Sdes case LDNS_RR_TYPE_SRV: 1782238104Sdes case LDNS_RR_TYPE_DNAME: 1783238104Sdes case LDNS_RR_TYPE_A6: 1784238104Sdes case LDNS_RR_TYPE_RRSIG: 1785238104Sdes for (i = 0; i < ldns_rr_rd_count(rr); i++) { 1786238104Sdes ldns_dname2canonical(ldns_rr_rdf(rr, i)); 1787238104Sdes } 1788238104Sdes return; 1789238104Sdes default: 1790238104Sdes /* do nothing */ 1791238104Sdes return; 1792238104Sdes } 1793238104Sdes} 1794238104Sdes 1795238104Sdesvoid 1796238104Sdesldns_rr_list2canonical(ldns_rr_list *rr_list) 1797238104Sdes{ 1798238104Sdes size_t i; 1799238104Sdes for (i = 0; i < ldns_rr_list_rr_count(rr_list); i++) { 1800238104Sdes ldns_rr2canonical(ldns_rr_list_rr(rr_list, i)); 1801238104Sdes } 1802238104Sdes} 1803238104Sdes 1804238104Sdesuint8_t 1805238104Sdesldns_rr_label_count(ldns_rr *rr) 1806238104Sdes{ 1807238104Sdes if (!rr) { 1808238104Sdes return 0; 1809238104Sdes } 1810238104Sdes return ldns_dname_label_count( 1811238104Sdes ldns_rr_owner(rr)); 1812238104Sdes} 1813238104Sdes 1814238104Sdes/** \cond */ 1815238104Sdesstatic const ldns_rdf_type type_0_wireformat[] = { LDNS_RDF_TYPE_UNKNOWN }; 1816238104Sdesstatic const ldns_rdf_type type_a_wireformat[] = { LDNS_RDF_TYPE_A }; 1817238104Sdesstatic const ldns_rdf_type type_ns_wireformat[] = { LDNS_RDF_TYPE_DNAME }; 1818238104Sdesstatic const ldns_rdf_type type_md_wireformat[] = { LDNS_RDF_TYPE_DNAME }; 1819238104Sdesstatic const ldns_rdf_type type_mf_wireformat[] = { LDNS_RDF_TYPE_DNAME }; 1820238104Sdesstatic const ldns_rdf_type type_cname_wireformat[] = { LDNS_RDF_TYPE_DNAME }; 1821238104Sdesstatic const ldns_rdf_type type_soa_wireformat[] = { 1822238104Sdes LDNS_RDF_TYPE_DNAME, LDNS_RDF_TYPE_DNAME, LDNS_RDF_TYPE_INT32, 1823238104Sdes LDNS_RDF_TYPE_PERIOD, LDNS_RDF_TYPE_PERIOD, LDNS_RDF_TYPE_PERIOD, 1824238104Sdes LDNS_RDF_TYPE_PERIOD 1825238104Sdes}; 1826238104Sdesstatic const ldns_rdf_type type_mb_wireformat[] = { LDNS_RDF_TYPE_DNAME }; 1827238104Sdesstatic const ldns_rdf_type type_mg_wireformat[] = { LDNS_RDF_TYPE_DNAME }; 1828238104Sdesstatic const ldns_rdf_type type_mr_wireformat[] = { LDNS_RDF_TYPE_DNAME }; 1829238104Sdesstatic const ldns_rdf_type type_wks_wireformat[] = { 1830238104Sdes LDNS_RDF_TYPE_A, LDNS_RDF_TYPE_WKS 1831238104Sdes}; 1832238104Sdesstatic const ldns_rdf_type type_ptr_wireformat[] = { LDNS_RDF_TYPE_DNAME }; 1833238104Sdesstatic const ldns_rdf_type type_hinfo_wireformat[] = { 1834238104Sdes LDNS_RDF_TYPE_STR, LDNS_RDF_TYPE_STR 1835238104Sdes}; 1836238104Sdesstatic const ldns_rdf_type type_minfo_wireformat[] = { 1837238104Sdes LDNS_RDF_TYPE_DNAME, LDNS_RDF_TYPE_DNAME 1838238104Sdes}; 1839238104Sdesstatic const ldns_rdf_type type_mx_wireformat[] = { 1840238104Sdes LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_DNAME 1841238104Sdes}; 1842238104Sdesstatic const ldns_rdf_type type_rp_wireformat[] = { 1843238104Sdes LDNS_RDF_TYPE_DNAME, LDNS_RDF_TYPE_DNAME 1844238104Sdes}; 1845238104Sdesstatic const ldns_rdf_type type_afsdb_wireformat[] = { 1846238104Sdes LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_DNAME 1847238104Sdes}; 1848238104Sdesstatic const ldns_rdf_type type_x25_wireformat[] = { LDNS_RDF_TYPE_STR }; 1849238104Sdesstatic const ldns_rdf_type type_isdn_wireformat[] = { 1850238104Sdes LDNS_RDF_TYPE_STR, LDNS_RDF_TYPE_STR 1851238104Sdes}; 1852238104Sdesstatic const ldns_rdf_type type_rt_wireformat[] = { 1853238104Sdes LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_DNAME 1854238104Sdes}; 1855238104Sdesstatic const ldns_rdf_type type_nsap_wireformat[] = { 1856238104Sdes LDNS_RDF_TYPE_NSAP 1857238104Sdes}; 1858238104Sdesstatic const ldns_rdf_type type_nsap_ptr_wireformat[] = { 1859238104Sdes LDNS_RDF_TYPE_STR 1860238104Sdes}; 1861238104Sdesstatic const ldns_rdf_type type_sig_wireformat[] = { 1862238104Sdes LDNS_RDF_TYPE_TYPE, LDNS_RDF_TYPE_ALG, LDNS_RDF_TYPE_INT8, LDNS_RDF_TYPE_INT32, 1863238104Sdes LDNS_RDF_TYPE_TIME, LDNS_RDF_TYPE_TIME, LDNS_RDF_TYPE_INT16, 1864238104Sdes LDNS_RDF_TYPE_DNAME, LDNS_RDF_TYPE_B64 1865238104Sdes}; 1866238104Sdesstatic const ldns_rdf_type type_key_wireformat[] = { 1867238104Sdes LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_INT8, LDNS_RDF_TYPE_INT8, LDNS_RDF_TYPE_B64 1868238104Sdes}; 1869238104Sdesstatic const ldns_rdf_type type_px_wireformat[] = { 1870238104Sdes LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_DNAME, LDNS_RDF_TYPE_DNAME 1871238104Sdes}; 1872238104Sdesstatic const ldns_rdf_type type_gpos_wireformat[] = { 1873266114Sdes LDNS_RDF_TYPE_STR, LDNS_RDF_TYPE_STR, LDNS_RDF_TYPE_STR 1874238104Sdes}; 1875238104Sdesstatic const ldns_rdf_type type_aaaa_wireformat[] = { LDNS_RDF_TYPE_AAAA }; 1876238104Sdesstatic const ldns_rdf_type type_loc_wireformat[] = { LDNS_RDF_TYPE_LOC }; 1877238104Sdesstatic const ldns_rdf_type type_nxt_wireformat[] = { 1878238104Sdes LDNS_RDF_TYPE_DNAME, LDNS_RDF_TYPE_UNKNOWN 1879238104Sdes}; 1880238104Sdesstatic const ldns_rdf_type type_eid_wireformat[] = { 1881238104Sdes LDNS_RDF_TYPE_HEX 1882238104Sdes}; 1883238104Sdesstatic const ldns_rdf_type type_nimloc_wireformat[] = { 1884238104Sdes LDNS_RDF_TYPE_HEX 1885238104Sdes}; 1886238104Sdesstatic const ldns_rdf_type type_srv_wireformat[] = { 1887238104Sdes LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_DNAME 1888238104Sdes}; 1889238104Sdesstatic const ldns_rdf_type type_atma_wireformat[] = { 1890238104Sdes LDNS_RDF_TYPE_ATMA 1891238104Sdes}; 1892238104Sdesstatic const ldns_rdf_type type_naptr_wireformat[] = { 1893238104Sdes LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_STR, LDNS_RDF_TYPE_STR, LDNS_RDF_TYPE_STR, LDNS_RDF_TYPE_DNAME 1894238104Sdes}; 1895238104Sdesstatic const ldns_rdf_type type_kx_wireformat[] = { 1896238104Sdes LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_DNAME 1897238104Sdes}; 1898238104Sdesstatic const ldns_rdf_type type_cert_wireformat[] = { 1899238104Sdes LDNS_RDF_TYPE_CERT_ALG, LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_ALG, LDNS_RDF_TYPE_B64 1900238104Sdes}; 1901238104Sdesstatic const ldns_rdf_type type_a6_wireformat[] = { LDNS_RDF_TYPE_UNKNOWN }; 1902238104Sdesstatic const ldns_rdf_type type_dname_wireformat[] = { LDNS_RDF_TYPE_DNAME }; 1903238104Sdesstatic const ldns_rdf_type type_sink_wireformat[] = { LDNS_RDF_TYPE_INT8, 1904238104Sdes LDNS_RDF_TYPE_INT8, LDNS_RDF_TYPE_INT8, LDNS_RDF_TYPE_B64 1905238104Sdes}; 1906238104Sdesstatic const ldns_rdf_type type_apl_wireformat[] = { 1907238104Sdes LDNS_RDF_TYPE_APL 1908238104Sdes}; 1909238104Sdesstatic const ldns_rdf_type type_ds_wireformat[] = { 1910238104Sdes LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_ALG, LDNS_RDF_TYPE_INT8, LDNS_RDF_TYPE_HEX 1911238104Sdes}; 1912238104Sdesstatic const ldns_rdf_type type_sshfp_wireformat[] = { 1913238104Sdes LDNS_RDF_TYPE_INT8, LDNS_RDF_TYPE_INT8, LDNS_RDF_TYPE_HEX 1914238104Sdes}; 1915238104Sdesstatic const ldns_rdf_type type_ipseckey_wireformat[] = { 1916238104Sdes LDNS_RDF_TYPE_IPSECKEY 1917238104Sdes}; 1918238104Sdesstatic const ldns_rdf_type type_rrsig_wireformat[] = { 1919238104Sdes LDNS_RDF_TYPE_TYPE, LDNS_RDF_TYPE_ALG, LDNS_RDF_TYPE_INT8, LDNS_RDF_TYPE_INT32, 1920238104Sdes LDNS_RDF_TYPE_TIME, LDNS_RDF_TYPE_TIME, LDNS_RDF_TYPE_INT16, LDNS_RDF_TYPE_DNAME, LDNS_RDF_TYPE_B64 1921238104Sdes}; 1922238104Sdesstatic const ldns_rdf_type type_nsec_wireformat[] = { 1923238104Sdes LDNS_RDF_TYPE_DNAME, LDNS_RDF_TYPE_NSEC 1924238104Sdes}; 1925238104Sdesstatic const ldns_rdf_type type_dhcid_wireformat[] = { 1926238104Sdes LDNS_RDF_TYPE_B64 1927238104Sdes}; 1928238104Sdesstatic const ldns_rdf_type type_talink_wireformat[] = { 1929238104Sdes LDNS_RDF_TYPE_DNAME, LDNS_RDF_TYPE_DNAME 1930238104Sdes}; 1931238104Sdes/* nsec3 is some vars, followed by same type of data of nsec */ 1932238104Sdesstatic const ldns_rdf_type type_nsec3_wireformat[] = { 1933238104Sdes/* LDNS_RDF_TYPE_NSEC3_VARS, LDNS_RDF_TYPE_NSEC3_NEXT_OWNER, LDNS_RDF_TYPE_NSEC*/ 1934238104Sdes 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 1935238104Sdes}; 1936238104Sdes 1937238104Sdesstatic const ldns_rdf_type type_nsec3param_wireformat[] = { 1938238104Sdes/* LDNS_RDF_TYPE_NSEC3_PARAMS_VARS*/ 1939238104Sdes LDNS_RDF_TYPE_INT8, 1940238104Sdes LDNS_RDF_TYPE_INT8, 1941238104Sdes LDNS_RDF_TYPE_INT16, 1942238104Sdes LDNS_RDF_TYPE_NSEC3_SALT 1943238104Sdes}; 1944238104Sdes 1945238104Sdesstatic const ldns_rdf_type type_dnskey_wireformat[] = { 1946238104Sdes LDNS_RDF_TYPE_INT16, 1947238104Sdes LDNS_RDF_TYPE_INT8, 1948238104Sdes LDNS_RDF_TYPE_ALG, 1949238104Sdes LDNS_RDF_TYPE_B64 1950238104Sdes}; 1951266114Sdesstatic const ldns_rdf_type type_tkey_wireformat[] = { 1952266114Sdes LDNS_RDF_TYPE_DNAME, 1953266114Sdes LDNS_RDF_TYPE_TIME, 1954266114Sdes LDNS_RDF_TYPE_TIME, 1955266114Sdes LDNS_RDF_TYPE_INT16, 1956266114Sdes LDNS_RDF_TYPE_INT16, 1957266114Sdes LDNS_RDF_TYPE_INT16_DATA, 1958266114Sdes LDNS_RDF_TYPE_INT16_DATA, 1959266114Sdes}; 1960238104Sdesstatic const ldns_rdf_type type_tsig_wireformat[] = { 1961238104Sdes LDNS_RDF_TYPE_DNAME, 1962238104Sdes LDNS_RDF_TYPE_TSIGTIME, 1963238104Sdes LDNS_RDF_TYPE_INT16, 1964238104Sdes LDNS_RDF_TYPE_INT16_DATA, 1965238104Sdes LDNS_RDF_TYPE_INT16, 1966238104Sdes LDNS_RDF_TYPE_INT16, 1967238104Sdes LDNS_RDF_TYPE_INT16_DATA 1968238104Sdes}; 1969246854Sdesstatic const ldns_rdf_type type_tlsa_wireformat[] = { 1970246854Sdes LDNS_RDF_TYPE_INT8, 1971246854Sdes LDNS_RDF_TYPE_INT8, 1972246854Sdes LDNS_RDF_TYPE_INT8, 1973246854Sdes LDNS_RDF_TYPE_HEX 1974246854Sdes}; 1975266114Sdesstatic const ldns_rdf_type type_hip_wireformat[] = { 1976266114Sdes LDNS_RDF_TYPE_HIP 1977266114Sdes}; 1978266114Sdesstatic const ldns_rdf_type type_nid_wireformat[] = { 1979266114Sdes LDNS_RDF_TYPE_INT16, 1980266114Sdes LDNS_RDF_TYPE_ILNP64 1981266114Sdes}; 1982266114Sdesstatic const ldns_rdf_type type_l32_wireformat[] = { 1983266114Sdes LDNS_RDF_TYPE_INT16, 1984266114Sdes LDNS_RDF_TYPE_A 1985266114Sdes}; 1986266114Sdesstatic const ldns_rdf_type type_l64_wireformat[] = { 1987266114Sdes LDNS_RDF_TYPE_INT16, 1988266114Sdes LDNS_RDF_TYPE_ILNP64 1989266114Sdes}; 1990266114Sdesstatic const ldns_rdf_type type_lp_wireformat[] = { 1991266114Sdes LDNS_RDF_TYPE_INT16, 1992266114Sdes LDNS_RDF_TYPE_DNAME 1993266114Sdes}; 1994266114Sdesstatic const ldns_rdf_type type_eui48_wireformat[] = { 1995266114Sdes LDNS_RDF_TYPE_EUI48 1996266114Sdes}; 1997266114Sdesstatic const ldns_rdf_type type_eui64_wireformat[] = { 1998266114Sdes LDNS_RDF_TYPE_EUI64 1999266114Sdes}; 2000266114Sdes#ifdef RRTYPE_URI 2001266114Sdesstatic const ldns_rdf_type type_uri_wireformat[] = { 2002266114Sdes LDNS_RDF_TYPE_INT16, 2003266114Sdes LDNS_RDF_TYPE_INT16, 2004266114Sdes LDNS_RDF_TYPE_LONG_STR 2005266114Sdes}; 2006266114Sdes#endif 2007266114Sdesstatic const ldns_rdf_type type_caa_wireformat[] = { 2008266114Sdes LDNS_RDF_TYPE_INT8, 2009266114Sdes LDNS_RDF_TYPE_TAG, 2010266114Sdes LDNS_RDF_TYPE_LONG_STR 2011266114Sdes}; 2012238104Sdes/** \endcond */ 2013238104Sdes 2014238104Sdes/** \cond */ 2015238104Sdes/* All RR's defined in 1035 are well known and can thus 2016238104Sdes * be compressed. See RFC3597. These RR's are: 2017238104Sdes * CNAME HINFO MB MD MF MG MINFO MR MX NULL NS PTR SOA TXT 2018238104Sdes */ 2019238104Sdesstatic ldns_rr_descriptor rdata_field_descriptors[] = { 2020238104Sdes /* 0 */ 2021238104Sdes { 0, NULL, 0, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2022238104Sdes /* 1 */ 2023238104Sdes {LDNS_RR_TYPE_A, "A", 1, 1, type_a_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2024238104Sdes /* 2 */ 2025238104Sdes {LDNS_RR_TYPE_NS, "NS", 1, 1, type_ns_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_COMPRESS, 1 }, 2026238104Sdes /* 3 */ 2027238104Sdes {LDNS_RR_TYPE_MD, "MD", 1, 1, type_md_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_COMPRESS, 1 }, 2028238104Sdes /* 4 */ 2029238104Sdes {LDNS_RR_TYPE_MF, "MF", 1, 1, type_mf_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_COMPRESS, 1 }, 2030238104Sdes /* 5 */ 2031238104Sdes {LDNS_RR_TYPE_CNAME, "CNAME", 1, 1, type_cname_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_COMPRESS, 1 }, 2032238104Sdes /* 6 */ 2033238104Sdes {LDNS_RR_TYPE_SOA, "SOA", 7, 7, type_soa_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_COMPRESS, 2 }, 2034238104Sdes /* 7 */ 2035238104Sdes {LDNS_RR_TYPE_MB, "MB", 1, 1, type_mb_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_COMPRESS, 1 }, 2036238104Sdes /* 8 */ 2037238104Sdes {LDNS_RR_TYPE_MG, "MG", 1, 1, type_mg_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_COMPRESS, 1 }, 2038238104Sdes /* 9 */ 2039238104Sdes {LDNS_RR_TYPE_MR, "MR", 1, 1, type_mr_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_COMPRESS, 1 }, 2040238104Sdes /* 10 */ 2041238104Sdes {LDNS_RR_TYPE_NULL, "NULL", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2042238104Sdes /* 11 */ 2043238104Sdes {LDNS_RR_TYPE_WKS, "WKS", 2, 2, type_wks_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2044238104Sdes /* 12 */ 2045238104Sdes {LDNS_RR_TYPE_PTR, "PTR", 1, 1, type_ptr_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_COMPRESS, 1 }, 2046238104Sdes /* 13 */ 2047238104Sdes {LDNS_RR_TYPE_HINFO, "HINFO", 2, 2, type_hinfo_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2048238104Sdes /* 14 */ 2049238104Sdes {LDNS_RR_TYPE_MINFO, "MINFO", 2, 2, type_minfo_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_COMPRESS, 2 }, 2050238104Sdes /* 15 */ 2051238104Sdes {LDNS_RR_TYPE_MX, "MX", 2, 2, type_mx_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_COMPRESS, 1 }, 2052238104Sdes /* 16 */ 2053238104Sdes {LDNS_RR_TYPE_TXT, "TXT", 1, 0, NULL, LDNS_RDF_TYPE_STR, LDNS_RR_NO_COMPRESS, 0 }, 2054238104Sdes /* 17 */ 2055238104Sdes {LDNS_RR_TYPE_RP, "RP", 2, 2, type_rp_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 2 }, 2056238104Sdes /* 18 */ 2057238104Sdes {LDNS_RR_TYPE_AFSDB, "AFSDB", 2, 2, type_afsdb_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 }, 2058238104Sdes /* 19 */ 2059238104Sdes {LDNS_RR_TYPE_X25, "X25", 1, 1, type_x25_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2060238104Sdes /* 20 */ 2061238104Sdes {LDNS_RR_TYPE_ISDN, "ISDN", 1, 2, type_isdn_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2062238104Sdes /* 21 */ 2063238104Sdes {LDNS_RR_TYPE_RT, "RT", 2, 2, type_rt_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 }, 2064238104Sdes /* 22 */ 2065238104Sdes {LDNS_RR_TYPE_NSAP, "NSAP", 1, 1, type_nsap_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2066238104Sdes /* 23 */ 2067238104Sdes {LDNS_RR_TYPE_NSAP_PTR, "NSAP-PTR", 1, 1, type_nsap_ptr_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2068238104Sdes /* 24 */ 2069238104Sdes {LDNS_RR_TYPE_SIG, "SIG", 9, 9, type_sig_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 }, 2070238104Sdes /* 25 */ 2071238104Sdes {LDNS_RR_TYPE_KEY, "KEY", 4, 4, type_key_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2072238104Sdes /* 26 */ 2073238104Sdes {LDNS_RR_TYPE_PX, "PX", 3, 3, type_px_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 2 }, 2074238104Sdes /* 27 */ 2075266114Sdes {LDNS_RR_TYPE_GPOS, "GPOS", 3, 3, type_gpos_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2076238104Sdes /* 28 */ 2077238104Sdes {LDNS_RR_TYPE_AAAA, "AAAA", 1, 1, type_aaaa_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2078238104Sdes /* 29 */ 2079238104Sdes {LDNS_RR_TYPE_LOC, "LOC", 1, 1, type_loc_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2080238104Sdes /* 30 */ 2081238104Sdes {LDNS_RR_TYPE_NXT, "NXT", 2, 2, type_nxt_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 }, 2082238104Sdes /* 31 */ 2083238104Sdes {LDNS_RR_TYPE_EID, "EID", 1, 1, type_eid_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2084238104Sdes /* 32 */ 2085238104Sdes {LDNS_RR_TYPE_NIMLOC, "NIMLOC", 1, 1, type_nimloc_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2086238104Sdes /* 33 */ 2087238104Sdes {LDNS_RR_TYPE_SRV, "SRV", 4, 4, type_srv_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 }, 2088238104Sdes /* 34 */ 2089238104Sdes {LDNS_RR_TYPE_ATMA, "ATMA", 1, 1, type_atma_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2090238104Sdes /* 35 */ 2091238104Sdes {LDNS_RR_TYPE_NAPTR, "NAPTR", 6, 6, type_naptr_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 }, 2092238104Sdes /* 36 */ 2093238104Sdes {LDNS_RR_TYPE_KX, "KX", 2, 2, type_kx_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 }, 2094238104Sdes /* 37 */ 2095238104Sdes {LDNS_RR_TYPE_CERT, "CERT", 4, 4, type_cert_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2096238104Sdes /* 38 */ 2097238104Sdes {LDNS_RR_TYPE_A6, "A6", 1, 1, type_a6_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2098238104Sdes /* 39 */ 2099238104Sdes {LDNS_RR_TYPE_DNAME, "DNAME", 1, 1, type_dname_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 }, 2100238104Sdes /* 40 */ 2101238104Sdes {LDNS_RR_TYPE_SINK, "SINK", 1, 1, type_sink_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2102238104Sdes /* 41 */ 2103238104Sdes {LDNS_RR_TYPE_OPT, "OPT", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2104238104Sdes /* 42 */ 2105238104Sdes {LDNS_RR_TYPE_APL, "APL", 0, 0, type_apl_wireformat, LDNS_RDF_TYPE_APL, LDNS_RR_NO_COMPRESS, 0 }, 2106238104Sdes /* 43 */ 2107238104Sdes {LDNS_RR_TYPE_DS, "DS", 4, 4, type_ds_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2108238104Sdes /* 44 */ 2109238104Sdes {LDNS_RR_TYPE_SSHFP, "SSHFP", 3, 3, type_sshfp_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2110238104Sdes /* 45 */ 2111238104Sdes {LDNS_RR_TYPE_IPSECKEY, "IPSECKEY", 1, 1, type_ipseckey_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2112238104Sdes /* 46 */ 2113238104Sdes {LDNS_RR_TYPE_RRSIG, "RRSIG", 9, 9, type_rrsig_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 }, 2114238104Sdes /* 47 */ 2115266114Sdes {LDNS_RR_TYPE_NSEC, "NSEC", 1, 2, type_nsec_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 }, 2116238104Sdes /* 48 */ 2117238104Sdes {LDNS_RR_TYPE_DNSKEY, "DNSKEY", 4, 4, type_dnskey_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2118238104Sdes /* 49 */ 2119246854Sdes {LDNS_RR_TYPE_DHCID, "DHCID", 1, 1, type_dhcid_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2120238104Sdes /* 50 */ 2121238104Sdes {LDNS_RR_TYPE_NSEC3, "NSEC3", 5, 6, type_nsec3_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2122238104Sdes /* 51 */ 2123246854Sdes {LDNS_RR_TYPE_NSEC3PARAM, "NSEC3PARAM", 4, 4, type_nsec3param_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2124238104Sdes /* 52 */ 2125246854Sdes {LDNS_RR_TYPE_TLSA, "TLSA", 4, 4, type_tlsa_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2126246854Sdes 2127238104Sdes{LDNS_RR_TYPE_NULL, "TYPE53", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2128238104Sdes{LDNS_RR_TYPE_NULL, "TYPE54", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2129266114Sdes 2130266114Sdes /* 55 2131266114Sdes * Hip ends with 0 or more Rendezvous Servers represented as dname's. 2132266114Sdes * Hence the LDNS_RDF_TYPE_DNAME _variable field and the _maximum field 2133266114Sdes * set to 0. 2134266114Sdes */ 2135266114Sdes {LDNS_RR_TYPE_HIP, "HIP", 1, 1, type_hip_wireformat, LDNS_RDF_TYPE_DNAME, LDNS_RR_NO_COMPRESS, 0 }, 2136266114Sdes 2137266114Sdes#ifdef RRTYPE_NINFO 2138266114Sdes /* 56 */ 2139266114Sdes {LDNS_RR_TYPE_NINFO, "NINFO", 1, 0, NULL, LDNS_RDF_TYPE_STR, LDNS_RR_NO_COMPRESS, 0 }, 2140266114Sdes#else 2141238104Sdes{LDNS_RR_TYPE_NULL, "TYPE56", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2142266114Sdes#endif 2143266114Sdes#ifdef RRTYPE_RKEY 2144266114Sdes /* 57 */ 2145266114Sdes {LDNS_RR_TYPE_RKEY, "RKEY", 4, 4, type_key_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2146266114Sdes#else 2147238104Sdes{LDNS_RR_TYPE_NULL, "TYPE57", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2148266114Sdes#endif 2149238104Sdes /* 58 */ 2150266114Sdes {LDNS_RR_TYPE_TALINK, "TALINK", 2, 2, type_talink_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 2 }, 2151266114Sdes 2152266114Sdes#ifdef RRTYPE_CDS 2153266114Sdes /* 59 */ 2154266114Sdes {LDNS_RR_TYPE_CDS, "CDS", 4, 4, type_ds_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2155266114Sdes#else 2156238104Sdes{LDNS_RR_TYPE_NULL, "TYPE59", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2157266114Sdes#endif 2158266114Sdes 2159238104Sdes{LDNS_RR_TYPE_NULL, "TYPE60", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2160238104Sdes{LDNS_RR_TYPE_NULL, "TYPE61", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2161238104Sdes{LDNS_RR_TYPE_NULL, "TYPE62", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2162238104Sdes{LDNS_RR_TYPE_NULL, "TYPE63", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2163238104Sdes{LDNS_RR_TYPE_NULL, "TYPE64", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2164238104Sdes{LDNS_RR_TYPE_NULL, "TYPE65", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2165238104Sdes{LDNS_RR_TYPE_NULL, "TYPE66", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2166238104Sdes{LDNS_RR_TYPE_NULL, "TYPE67", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2167238104Sdes{LDNS_RR_TYPE_NULL, "TYPE68", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2168238104Sdes{LDNS_RR_TYPE_NULL, "TYPE69", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2169238104Sdes{LDNS_RR_TYPE_NULL, "TYPE70", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2170238104Sdes{LDNS_RR_TYPE_NULL, "TYPE71", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2171238104Sdes{LDNS_RR_TYPE_NULL, "TYPE72", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2172238104Sdes{LDNS_RR_TYPE_NULL, "TYPE73", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2173238104Sdes{LDNS_RR_TYPE_NULL, "TYPE74", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2174238104Sdes{LDNS_RR_TYPE_NULL, "TYPE75", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2175238104Sdes{LDNS_RR_TYPE_NULL, "TYPE76", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2176238104Sdes{LDNS_RR_TYPE_NULL, "TYPE77", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2177238104Sdes{LDNS_RR_TYPE_NULL, "TYPE78", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2178238104Sdes{LDNS_RR_TYPE_NULL, "TYPE79", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2179238104Sdes{LDNS_RR_TYPE_NULL, "TYPE80", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2180238104Sdes{LDNS_RR_TYPE_NULL, "TYPE81", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2181238104Sdes{LDNS_RR_TYPE_NULL, "TYPE82", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2182238104Sdes{LDNS_RR_TYPE_NULL, "TYPE83", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2183238104Sdes{LDNS_RR_TYPE_NULL, "TYPE84", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2184238104Sdes{LDNS_RR_TYPE_NULL, "TYPE85", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2185238104Sdes{LDNS_RR_TYPE_NULL, "TYPE86", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2186238104Sdes{LDNS_RR_TYPE_NULL, "TYPE87", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2187238104Sdes{LDNS_RR_TYPE_NULL, "TYPE88", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2188238104Sdes{LDNS_RR_TYPE_NULL, "TYPE89", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2189238104Sdes{LDNS_RR_TYPE_NULL, "TYPE90", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2190238104Sdes{LDNS_RR_TYPE_NULL, "TYPE91", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2191238104Sdes{LDNS_RR_TYPE_NULL, "TYPE92", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2192238104Sdes{LDNS_RR_TYPE_NULL, "TYPE93", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2193238104Sdes{LDNS_RR_TYPE_NULL, "TYPE94", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2194238104Sdes{LDNS_RR_TYPE_NULL, "TYPE95", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2195238104Sdes{LDNS_RR_TYPE_NULL, "TYPE96", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2196238104Sdes{LDNS_RR_TYPE_NULL, "TYPE97", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2197238104Sdes{LDNS_RR_TYPE_NULL, "TYPE98", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2198266114Sdes 2199266114Sdes /* 99 */ 2200266114Sdes {LDNS_RR_TYPE_SPF, "SPF", 1, 0, NULL, LDNS_RDF_TYPE_STR, LDNS_RR_NO_COMPRESS, 0 }, 2201266114Sdes 2202266114Sdes /* UINFO [IANA-Reserved] */ 2203238104Sdes{LDNS_RR_TYPE_NULL, "TYPE100", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2204266114Sdes /* UID [IANA-Reserved] */ 2205238104Sdes{LDNS_RR_TYPE_NULL, "TYPE101", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2206266114Sdes /* GID [IANA-Reserved] */ 2207238104Sdes{LDNS_RR_TYPE_NULL, "TYPE102", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2208266114Sdes /* UNSPEC [IANA-Reserved] */ 2209238104Sdes{LDNS_RR_TYPE_NULL, "TYPE103", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2210266114Sdes 2211266114Sdes /* 104 */ 2212266114Sdes {LDNS_RR_TYPE_NID, "NID", 2, 2, type_nid_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2213266114Sdes /* 105 */ 2214266114Sdes {LDNS_RR_TYPE_L32, "L32", 2, 2, type_l32_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2215266114Sdes /* 106 */ 2216266114Sdes {LDNS_RR_TYPE_L64, "L64", 2, 2, type_l64_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2217266114Sdes /* 107 */ 2218266114Sdes {LDNS_RR_TYPE_LP, "LP", 2, 2, type_lp_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 }, 2219266114Sdes /* 108 */ 2220266114Sdes {LDNS_RR_TYPE_EUI48, "EUI48", 1, 1, type_eui48_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2221266114Sdes /* 109 */ 2222266114Sdes {LDNS_RR_TYPE_EUI64, "EUI64", 1, 1, type_eui64_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2223266114Sdes 2224238104Sdes{LDNS_RR_TYPE_NULL, "TYPE110", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2225238104Sdes{LDNS_RR_TYPE_NULL, "TYPE111", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2226238104Sdes{LDNS_RR_TYPE_NULL, "TYPE112", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2227238104Sdes{LDNS_RR_TYPE_NULL, "TYPE113", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2228238104Sdes{LDNS_RR_TYPE_NULL, "TYPE114", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2229238104Sdes{LDNS_RR_TYPE_NULL, "TYPE115", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2230238104Sdes{LDNS_RR_TYPE_NULL, "TYPE116", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2231238104Sdes{LDNS_RR_TYPE_NULL, "TYPE117", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2232238104Sdes{LDNS_RR_TYPE_NULL, "TYPE118", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2233238104Sdes{LDNS_RR_TYPE_NULL, "TYPE119", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2234238104Sdes{LDNS_RR_TYPE_NULL, "TYPE120", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2235238104Sdes{LDNS_RR_TYPE_NULL, "TYPE121", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2236238104Sdes{LDNS_RR_TYPE_NULL, "TYPE122", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2237238104Sdes{LDNS_RR_TYPE_NULL, "TYPE123", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2238238104Sdes{LDNS_RR_TYPE_NULL, "TYPE124", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2239238104Sdes{LDNS_RR_TYPE_NULL, "TYPE125", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2240238104Sdes{LDNS_RR_TYPE_NULL, "TYPE126", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2241238104Sdes{LDNS_RR_TYPE_NULL, "TYPE127", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2242238104Sdes{LDNS_RR_TYPE_NULL, "TYPE128", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2243238104Sdes{LDNS_RR_TYPE_NULL, "TYPE129", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2244238104Sdes{LDNS_RR_TYPE_NULL, "TYPE130", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2245238104Sdes{LDNS_RR_TYPE_NULL, "TYPE131", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2246238104Sdes{LDNS_RR_TYPE_NULL, "TYPE132", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2247238104Sdes{LDNS_RR_TYPE_NULL, "TYPE133", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2248238104Sdes{LDNS_RR_TYPE_NULL, "TYPE134", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2249238104Sdes{LDNS_RR_TYPE_NULL, "TYPE135", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2250238104Sdes{LDNS_RR_TYPE_NULL, "TYPE136", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2251238104Sdes{LDNS_RR_TYPE_NULL, "TYPE137", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2252238104Sdes{LDNS_RR_TYPE_NULL, "TYPE138", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2253238104Sdes{LDNS_RR_TYPE_NULL, "TYPE139", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2254238104Sdes{LDNS_RR_TYPE_NULL, "TYPE140", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2255238104Sdes{LDNS_RR_TYPE_NULL, "TYPE141", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2256238104Sdes{LDNS_RR_TYPE_NULL, "TYPE142", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2257238104Sdes{LDNS_RR_TYPE_NULL, "TYPE143", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2258238104Sdes{LDNS_RR_TYPE_NULL, "TYPE144", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2259238104Sdes{LDNS_RR_TYPE_NULL, "TYPE145", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2260238104Sdes{LDNS_RR_TYPE_NULL, "TYPE146", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2261238104Sdes{LDNS_RR_TYPE_NULL, "TYPE147", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2262238104Sdes{LDNS_RR_TYPE_NULL, "TYPE148", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2263238104Sdes{LDNS_RR_TYPE_NULL, "TYPE149", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2264238104Sdes{LDNS_RR_TYPE_NULL, "TYPE150", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2265238104Sdes{LDNS_RR_TYPE_NULL, "TYPE151", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2266238104Sdes{LDNS_RR_TYPE_NULL, "TYPE152", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2267238104Sdes{LDNS_RR_TYPE_NULL, "TYPE153", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2268238104Sdes{LDNS_RR_TYPE_NULL, "TYPE154", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2269238104Sdes{LDNS_RR_TYPE_NULL, "TYPE155", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2270238104Sdes{LDNS_RR_TYPE_NULL, "TYPE156", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2271238104Sdes{LDNS_RR_TYPE_NULL, "TYPE157", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2272238104Sdes{LDNS_RR_TYPE_NULL, "TYPE158", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2273238104Sdes{LDNS_RR_TYPE_NULL, "TYPE159", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2274238104Sdes{LDNS_RR_TYPE_NULL, "TYPE160", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2275238104Sdes{LDNS_RR_TYPE_NULL, "TYPE161", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2276238104Sdes{LDNS_RR_TYPE_NULL, "TYPE162", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2277238104Sdes{LDNS_RR_TYPE_NULL, "TYPE163", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2278238104Sdes{LDNS_RR_TYPE_NULL, "TYPE164", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2279238104Sdes{LDNS_RR_TYPE_NULL, "TYPE165", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2280238104Sdes{LDNS_RR_TYPE_NULL, "TYPE166", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2281238104Sdes{LDNS_RR_TYPE_NULL, "TYPE167", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2282238104Sdes{LDNS_RR_TYPE_NULL, "TYPE168", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2283238104Sdes{LDNS_RR_TYPE_NULL, "TYPE169", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2284238104Sdes{LDNS_RR_TYPE_NULL, "TYPE170", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2285238104Sdes{LDNS_RR_TYPE_NULL, "TYPE171", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2286238104Sdes{LDNS_RR_TYPE_NULL, "TYPE172", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2287238104Sdes{LDNS_RR_TYPE_NULL, "TYPE173", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2288238104Sdes{LDNS_RR_TYPE_NULL, "TYPE174", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2289238104Sdes{LDNS_RR_TYPE_NULL, "TYPE175", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2290238104Sdes{LDNS_RR_TYPE_NULL, "TYPE176", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2291238104Sdes{LDNS_RR_TYPE_NULL, "TYPE177", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2292238104Sdes{LDNS_RR_TYPE_NULL, "TYPE178", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2293238104Sdes{LDNS_RR_TYPE_NULL, "TYPE179", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2294238104Sdes{LDNS_RR_TYPE_NULL, "TYPE180", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2295238104Sdes{LDNS_RR_TYPE_NULL, "TYPE181", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2296238104Sdes{LDNS_RR_TYPE_NULL, "TYPE182", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2297238104Sdes{LDNS_RR_TYPE_NULL, "TYPE183", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2298238104Sdes{LDNS_RR_TYPE_NULL, "TYPE184", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2299238104Sdes{LDNS_RR_TYPE_NULL, "TYPE185", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2300238104Sdes{LDNS_RR_TYPE_NULL, "TYPE186", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2301238104Sdes{LDNS_RR_TYPE_NULL, "TYPE187", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2302238104Sdes{LDNS_RR_TYPE_NULL, "TYPE188", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2303238104Sdes{LDNS_RR_TYPE_NULL, "TYPE189", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2304238104Sdes{LDNS_RR_TYPE_NULL, "TYPE190", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2305238104Sdes{LDNS_RR_TYPE_NULL, "TYPE191", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2306238104Sdes{LDNS_RR_TYPE_NULL, "TYPE192", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2307238104Sdes{LDNS_RR_TYPE_NULL, "TYPE193", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2308238104Sdes{LDNS_RR_TYPE_NULL, "TYPE194", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2309238104Sdes{LDNS_RR_TYPE_NULL, "TYPE195", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2310238104Sdes{LDNS_RR_TYPE_NULL, "TYPE196", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2311238104Sdes{LDNS_RR_TYPE_NULL, "TYPE197", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2312238104Sdes{LDNS_RR_TYPE_NULL, "TYPE198", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2313238104Sdes{LDNS_RR_TYPE_NULL, "TYPE199", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2314238104Sdes{LDNS_RR_TYPE_NULL, "TYPE200", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2315238104Sdes{LDNS_RR_TYPE_NULL, "TYPE201", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2316238104Sdes{LDNS_RR_TYPE_NULL, "TYPE202", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2317238104Sdes{LDNS_RR_TYPE_NULL, "TYPE203", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2318238104Sdes{LDNS_RR_TYPE_NULL, "TYPE204", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2319238104Sdes{LDNS_RR_TYPE_NULL, "TYPE205", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2320238104Sdes{LDNS_RR_TYPE_NULL, "TYPE206", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2321238104Sdes{LDNS_RR_TYPE_NULL, "TYPE207", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2322238104Sdes{LDNS_RR_TYPE_NULL, "TYPE208", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2323238104Sdes{LDNS_RR_TYPE_NULL, "TYPE209", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2324238104Sdes{LDNS_RR_TYPE_NULL, "TYPE210", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2325238104Sdes{LDNS_RR_TYPE_NULL, "TYPE211", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2326238104Sdes{LDNS_RR_TYPE_NULL, "TYPE212", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2327238104Sdes{LDNS_RR_TYPE_NULL, "TYPE213", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2328238104Sdes{LDNS_RR_TYPE_NULL, "TYPE214", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2329238104Sdes{LDNS_RR_TYPE_NULL, "TYPE215", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2330238104Sdes{LDNS_RR_TYPE_NULL, "TYPE216", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2331238104Sdes{LDNS_RR_TYPE_NULL, "TYPE217", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2332238104Sdes{LDNS_RR_TYPE_NULL, "TYPE218", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2333238104Sdes{LDNS_RR_TYPE_NULL, "TYPE219", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2334238104Sdes{LDNS_RR_TYPE_NULL, "TYPE220", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2335238104Sdes{LDNS_RR_TYPE_NULL, "TYPE221", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2336238104Sdes{LDNS_RR_TYPE_NULL, "TYPE222", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2337238104Sdes{LDNS_RR_TYPE_NULL, "TYPE223", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2338238104Sdes{LDNS_RR_TYPE_NULL, "TYPE224", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2339238104Sdes{LDNS_RR_TYPE_NULL, "TYPE225", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2340238104Sdes{LDNS_RR_TYPE_NULL, "TYPE226", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2341238104Sdes{LDNS_RR_TYPE_NULL, "TYPE227", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2342238104Sdes{LDNS_RR_TYPE_NULL, "TYPE228", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2343238104Sdes{LDNS_RR_TYPE_NULL, "TYPE229", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2344238104Sdes{LDNS_RR_TYPE_NULL, "TYPE230", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2345238104Sdes{LDNS_RR_TYPE_NULL, "TYPE231", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2346238104Sdes{LDNS_RR_TYPE_NULL, "TYPE232", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2347238104Sdes{LDNS_RR_TYPE_NULL, "TYPE233", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2348238104Sdes{LDNS_RR_TYPE_NULL, "TYPE234", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2349238104Sdes{LDNS_RR_TYPE_NULL, "TYPE235", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2350238104Sdes{LDNS_RR_TYPE_NULL, "TYPE236", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2351238104Sdes{LDNS_RR_TYPE_NULL, "TYPE237", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2352238104Sdes{LDNS_RR_TYPE_NULL, "TYPE238", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2353238104Sdes{LDNS_RR_TYPE_NULL, "TYPE239", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2354238104Sdes{LDNS_RR_TYPE_NULL, "TYPE240", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2355238104Sdes{LDNS_RR_TYPE_NULL, "TYPE241", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2356238104Sdes{LDNS_RR_TYPE_NULL, "TYPE242", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2357238104Sdes{LDNS_RR_TYPE_NULL, "TYPE243", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2358238104Sdes{LDNS_RR_TYPE_NULL, "TYPE244", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2359238104Sdes{LDNS_RR_TYPE_NULL, "TYPE245", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2360238104Sdes{LDNS_RR_TYPE_NULL, "TYPE246", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2361238104Sdes{LDNS_RR_TYPE_NULL, "TYPE247", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2362238104Sdes{LDNS_RR_TYPE_NULL, "TYPE248", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2363266114Sdes 2364266114Sdes /* LDNS_RDF_TYPE_INT16_DATA takes two fields (length and data) as one. 2365266114Sdes * So, unlike RFC 2930 spec, we have 7 min/max rdf's i.s.o. 8/9. 2366266114Sdes */ 2367266114Sdes /* 249 */ 2368266114Sdes {LDNS_RR_TYPE_TKEY, "TKEY", 7, 7, type_tkey_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 }, 2369266114Sdes /* LDNS_RDF_TYPE_INT16_DATA takes two fields (length and data) as one. 2370266114Sdes * So, unlike RFC 2930 spec, we have 7 min/max rdf's i.s.o. 8/9. 2371266114Sdes */ 2372266114Sdes /* 250 */ 2373266114Sdes {LDNS_RR_TYPE_TSIG, "TSIG", 7, 7, type_tsig_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 1 }, 2374266114Sdes 2375266114Sdes /* IXFR: A request for a transfer of an incremental zone transfer */ 2376266114Sdes{LDNS_RR_TYPE_NULL, "TYPE251", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2377266114Sdes /* AXFR: A request for a transfer of an entire zone */ 2378266114Sdes{LDNS_RR_TYPE_NULL, "TYPE252", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2379266114Sdes /* MAILB: A request for mailbox-related records (MB, MG or MR) */ 2380266114Sdes{LDNS_RR_TYPE_NULL, "TYPE253", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2381266114Sdes /* MAILA: A request for mail agent RRs (Obsolete - see MX) */ 2382266114Sdes{LDNS_RR_TYPE_NULL, "TYPE254", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2383266114Sdes /* ANY: A request for all (available) records */ 2384266114Sdes{LDNS_RR_TYPE_NULL, "TYPE255", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2385266114Sdes 2386266114Sdes#ifdef RRTYPE_URI 2387266114Sdes /* 256 */ 2388266114Sdes {LDNS_RR_TYPE_URI, "URI", 3, 3, type_uri_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2389266114Sdes#else 2390266114Sdes{LDNS_RR_TYPE_NULL, "TYPE256", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2391266114Sdes#endif 2392266114Sdes /* 257 */ 2393266114Sdes {LDNS_RR_TYPE_CAA, "CAA", 3, 3, type_caa_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2394266114Sdes 2395238104Sdes/* split in array, no longer contiguous */ 2396266114Sdes 2397266114Sdes#ifdef RRTYPE_TA 2398266114Sdes /* 32768 */ 2399266114Sdes {LDNS_RR_TYPE_TA, "TA", 4, 4, type_ds_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2400266114Sdes#else 2401266114Sdes{LDNS_RR_TYPE_NULL, "TYPE32768", 1, 1, type_0_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 }, 2402266114Sdes#endif 2403266114Sdes /* 32769 */ 2404266114Sdes {LDNS_RR_TYPE_DLV, "DLV", 4, 4, type_ds_wireformat, LDNS_RDF_TYPE_NONE, LDNS_RR_NO_COMPRESS, 0 } 2405238104Sdes}; 2406238104Sdes/** \endcond */ 2407238104Sdes 2408238104Sdes/** 2409238104Sdes * \def LDNS_RDATA_FIELD_DESCRIPTORS_COUNT 2410238104Sdes * computes the number of rdata fields 2411238104Sdes */ 2412238104Sdes#define LDNS_RDATA_FIELD_DESCRIPTORS_COUNT \ 2413238104Sdes (sizeof(rdata_field_descriptors)/sizeof(rdata_field_descriptors[0])) 2414238104Sdes 2415266114Sdes 2416266114Sdes/*---------------------------------------------------------------------------* 2417266114Sdes * The functions below return an bitmap RDF with the space required to set 2418266114Sdes * or unset all known RR types. Arguably these functions are better situated 2419266114Sdes * in rdata.c, however for the space calculation it is necesarry to walk 2420266114Sdes * through rdata_field_descriptors which is not easily possible from anywhere 2421266114Sdes * other than rr.c where it is declared static. 2422266114Sdes * 2423266114Sdes * Alternatively rr.c could have provided an iterator for rr_type or 2424266114Sdes * rdf_descriptors, but this seemed overkill for internal use only. 2425266114Sdes */ 2426266114Sdesstatic ldns_rr_descriptor* rdata_field_descriptors_end = 2427266114Sdes &rdata_field_descriptors[LDNS_RDATA_FIELD_DESCRIPTORS_COUNT]; 2428266114Sdes 2429266114Sdes/* From RFC3845: 2430266114Sdes * 2431266114Sdes * 2.1.2. The List of Type Bit Map(s) Field 2432266114Sdes * 2433266114Sdes * The RR type space is split into 256 window blocks, each representing 2434266114Sdes * the low-order 8 bits of the 16-bit RR type space. Each block that 2435266114Sdes * has at least one active RR type is encoded using a single octet 2436266114Sdes * window number (from 0 to 255), a single octet bitmap length (from 1 2437266114Sdes * to 32) indicating the number of octets used for the window block's 2438266114Sdes * bitmap, and up to 32 octets (256 bits) of bitmap. 2439266114Sdes * 2440266114Sdes * Window blocks are present in the NSEC RR RDATA in increasing 2441266114Sdes * numerical order. 2442266114Sdes * 2443266114Sdes * "|" denotes concatenation 2444266114Sdes * 2445266114Sdes * Type Bit Map(s) Field = ( Window Block # | Bitmap Length | Bitmap ) + 2446266114Sdes * 2447266114Sdes * <cut> 2448266114Sdes * 2449266114Sdes * Blocks with no types present MUST NOT be included. Trailing zero 2450266114Sdes * octets in the bitmap MUST be omitted. The length of each block's 2451266114Sdes * bitmap is determined by the type code with the largest numerical 2452266114Sdes * value within that block, among the set of RR types present at the 2453266114Sdes * NSEC RR's owner name. Trailing zero octets not specified MUST be 2454266114Sdes * interpreted as zero octets. 2455266114Sdes */ 2456266114Sdesstatic ldns_status 2457266114Sdesldns_rdf_bitmap_known_rr_types_set(ldns_rdf** rdf, int value) 2458266114Sdes{ 2459266114Sdes uint8_t window; /* most significant octet of type */ 2460266114Sdes uint8_t subtype; /* least significant octet of type */ 2461266114Sdes uint16_t windows[256] /* Max subtype per window */ 2462266114Sdes#ifndef S_SPLINT_S 2463266114Sdes = { 0 } 2464266114Sdes#endif 2465266114Sdes ; 2466266114Sdes ldns_rr_descriptor* d; /* used to traverse rdata_field_descriptors */ 2467266114Sdes size_t i; /* used to traverse windows array */ 2468266114Sdes 2469266114Sdes size_t sz; /* size needed for type bitmap rdf */ 2470266114Sdes uint8_t* data = NULL; /* rdf data */ 2471266114Sdes uint8_t* dptr; /* used to itraverse rdf data */ 2472266114Sdes 2473266114Sdes assert(rdf != NULL); 2474266114Sdes 2475266114Sdes /* Which windows need to be in the bitmap rdf? 2476266114Sdes */ 2477266114Sdes for (d=rdata_field_descriptors; d < rdata_field_descriptors_end; d++) { 2478266114Sdes window = d->_type >> 8; 2479266114Sdes subtype = d->_type & 0xff; 2480266114Sdes if (windows[window] < subtype) { 2481266114Sdes windows[window] = subtype; 2482266114Sdes } 2483266114Sdes } 2484266114Sdes 2485266114Sdes /* How much space do we need in the rdf for those windows? 2486266114Sdes */ 2487266114Sdes sz = 0; 2488266114Sdes for (i = 0; i < 256; i++) { 2489266114Sdes if (windows[i]) { 2490266114Sdes sz += windows[i] / 8 + 3; 2491266114Sdes } 2492266114Sdes } 2493266114Sdes if (sz > 0) { 2494266114Sdes /* Format rdf data according RFC3845 Section 2.1.2 (see above) 2495266114Sdes */ 2496266114Sdes dptr = data = LDNS_XMALLOC(uint8_t, sz); 2497266114Sdes memset(data, value, sz); 2498266114Sdes if (!data) { 2499266114Sdes return LDNS_STATUS_MEM_ERR; 2500266114Sdes } 2501266114Sdes for (i = 0; i < 256; i++) { 2502266114Sdes if (windows[i]) { 2503266114Sdes *dptr++ = (uint8_t)i; 2504266114Sdes *dptr++ = (uint8_t)(windows[i] / 8 + 1); 2505266114Sdes dptr += dptr[-1]; 2506266114Sdes } 2507266114Sdes } 2508266114Sdes } 2509266114Sdes /* Allocate and return rdf structure for the data 2510266114Sdes */ 2511266114Sdes *rdf = ldns_rdf_new(LDNS_RDF_TYPE_BITMAP, sz, data); 2512266114Sdes if (!*rdf) { 2513266114Sdes LDNS_FREE(data); 2514266114Sdes return LDNS_STATUS_MEM_ERR; 2515266114Sdes } 2516266114Sdes return LDNS_STATUS_OK; 2517266114Sdes} 2518266114Sdes 2519266114Sdesldns_status 2520266114Sdesldns_rdf_bitmap_known_rr_types_space(ldns_rdf** rdf) 2521266114Sdes{ 2522266114Sdes return ldns_rdf_bitmap_known_rr_types_set(rdf, 0); 2523266114Sdes} 2524266114Sdes 2525266114Sdesldns_status 2526266114Sdesldns_rdf_bitmap_known_rr_types(ldns_rdf** rdf) 2527266114Sdes{ 2528266114Sdes return ldns_rdf_bitmap_known_rr_types_set(rdf, 255); 2529266114Sdes} 2530266114Sdes/* End of RDF bitmap functions 2531266114Sdes *---------------------------------------------------------------------------*/ 2532266114Sdes 2533266114Sdes 2534238104Sdesconst ldns_rr_descriptor * 2535238104Sdesldns_rr_descript(uint16_t type) 2536238104Sdes{ 2537238104Sdes size_t i; 2538266114Sdes if (type < LDNS_RDATA_FIELD_DESCRIPTORS_COMMON) { 2539238104Sdes return &rdata_field_descriptors[type]; 2540238104Sdes } else { 2541238104Sdes /* because not all array index equals type code */ 2542238104Sdes for (i = LDNS_RDATA_FIELD_DESCRIPTORS_COMMON; 2543238104Sdes i < LDNS_RDATA_FIELD_DESCRIPTORS_COUNT; 2544238104Sdes i++) { 2545238104Sdes if (rdata_field_descriptors[i]._type == type) { 2546238104Sdes return &rdata_field_descriptors[i]; 2547238104Sdes } 2548238104Sdes } 2549238104Sdes return &rdata_field_descriptors[0]; 2550238104Sdes } 2551238104Sdes} 2552238104Sdes 2553238104Sdessize_t 2554238104Sdesldns_rr_descriptor_minimum(const ldns_rr_descriptor *descriptor) 2555238104Sdes{ 2556238104Sdes if (descriptor) { 2557238104Sdes return descriptor->_minimum; 2558238104Sdes } else { 2559238104Sdes return 0; 2560238104Sdes } 2561238104Sdes} 2562238104Sdes 2563238104Sdessize_t 2564238104Sdesldns_rr_descriptor_maximum(const ldns_rr_descriptor *descriptor) 2565238104Sdes{ 2566238104Sdes if (descriptor) { 2567238104Sdes if (descriptor->_variable != LDNS_RDF_TYPE_NONE) { 2568238104Sdes /* Should really be SIZE_MAX... bad FreeBSD. */ 2569238104Sdes return UINT_MAX; 2570238104Sdes } else { 2571238104Sdes return descriptor->_maximum; 2572238104Sdes } 2573238104Sdes } else { 2574238104Sdes return 0; 2575238104Sdes } 2576238104Sdes} 2577238104Sdes 2578238104Sdesldns_rdf_type 2579238104Sdesldns_rr_descriptor_field_type(const ldns_rr_descriptor *descriptor, 2580238104Sdes size_t index) 2581238104Sdes{ 2582238104Sdes assert(descriptor != NULL); 2583238104Sdes assert(index < descriptor->_maximum 2584238104Sdes || descriptor->_variable != LDNS_RDF_TYPE_NONE); 2585238104Sdes if (index < descriptor->_maximum) { 2586238104Sdes return descriptor->_wireformat[index]; 2587238104Sdes } else { 2588238104Sdes return descriptor->_variable; 2589238104Sdes } 2590238104Sdes} 2591238104Sdes 2592238104Sdesldns_rr_type 2593238104Sdesldns_get_rr_type_by_name(const char *name) 2594238104Sdes{ 2595238104Sdes unsigned int i; 2596238104Sdes const char *desc_name; 2597238104Sdes const ldns_rr_descriptor *desc; 2598238104Sdes 2599238104Sdes /* TYPEXX representation */ 2600238104Sdes if (strlen(name) > 4 && strncasecmp(name, "TYPE", 4) == 0) { 2601238104Sdes return atoi(name + 4); 2602238104Sdes } 2603238104Sdes 2604238104Sdes /* Normal types */ 2605238104Sdes for (i = 0; i < (unsigned int) LDNS_RDATA_FIELD_DESCRIPTORS_COUNT; i++) { 2606238104Sdes desc = &rdata_field_descriptors[i]; 2607238104Sdes desc_name = desc->_name; 2608238104Sdes if(desc_name && 2609238104Sdes strlen(name) == strlen(desc_name) && 2610238104Sdes strncasecmp(name, desc_name, strlen(desc_name)) == 0) { 2611238104Sdes /* because not all array index equals type code */ 2612238104Sdes return desc->_type; 2613238104Sdes } 2614238104Sdes } 2615238104Sdes 2616238104Sdes /* special cases for query types */ 2617238104Sdes if (strlen(name) == 4 && strncasecmp(name, "IXFR", 4) == 0) { 2618238104Sdes return 251; 2619238104Sdes } else if (strlen(name) == 4 && strncasecmp(name, "AXFR", 4) == 0) { 2620238104Sdes return 252; 2621238104Sdes } else if (strlen(name) == 5 && strncasecmp(name, "MAILB", 5) == 0) { 2622238104Sdes return 253; 2623238104Sdes } else if (strlen(name) == 5 && strncasecmp(name, "MAILA", 5) == 0) { 2624238104Sdes return 254; 2625238104Sdes } else if (strlen(name) == 3 && strncasecmp(name, "ANY", 3) == 0) { 2626238104Sdes return 255; 2627238104Sdes } 2628238104Sdes 2629238104Sdes return 0; 2630238104Sdes} 2631238104Sdes 2632238104Sdesldns_rr_class 2633238104Sdesldns_get_rr_class_by_name(const char *name) 2634238104Sdes{ 2635238104Sdes ldns_lookup_table *lt; 2636238104Sdes 2637238104Sdes /* CLASSXX representation */ 2638238104Sdes if (strlen(name) > 5 && strncasecmp(name, "CLASS", 5) == 0) { 2639238104Sdes return atoi(name + 5); 2640238104Sdes } 2641238104Sdes 2642238104Sdes /* Normal types */ 2643238104Sdes lt = ldns_lookup_by_name(ldns_rr_classes, name); 2644238104Sdes 2645238104Sdes if (lt) { 2646238104Sdes return lt->id; 2647238104Sdes } 2648238104Sdes return 0; 2649238104Sdes} 2650238104Sdes 2651238104Sdes 2652238104Sdesldns_rr_type 2653238104Sdesldns_rdf2rr_type(const ldns_rdf *rd) 2654238104Sdes{ 2655238104Sdes ldns_rr_type r; 2656238104Sdes 2657238104Sdes if (!rd) { 2658238104Sdes return 0; 2659238104Sdes } 2660238104Sdes 2661238104Sdes if (ldns_rdf_get_type(rd) != LDNS_RDF_TYPE_TYPE) { 2662238104Sdes return 0; 2663238104Sdes } 2664238104Sdes 2665238104Sdes r = (ldns_rr_type) ldns_rdf2native_int16(rd); 2666238104Sdes return r; 2667238104Sdes} 2668238104Sdes 2669238104Sdesldns_rr_type 2670238104Sdesldns_rr_list_type(const ldns_rr_list *rr_list) 2671238104Sdes{ 2672238104Sdes if (rr_list && ldns_rr_list_rr_count(rr_list) > 0) { 2673238104Sdes return ldns_rr_get_type(ldns_rr_list_rr(rr_list, 0)); 2674238104Sdes } else { 2675238104Sdes return 0; 2676238104Sdes } 2677238104Sdes} 2678238104Sdes 2679238104Sdesldns_rdf * 2680238104Sdesldns_rr_list_owner(const ldns_rr_list *rr_list) 2681238104Sdes{ 2682238104Sdes if (rr_list && ldns_rr_list_rr_count(rr_list) > 0) { 2683238104Sdes return ldns_rr_owner(ldns_rr_list_rr(rr_list, 0)); 2684238104Sdes } else { 2685238104Sdes return NULL; 2686238104Sdes } 2687238104Sdes} 2688