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00018 #ifndef LDNS_RR_H
00019 #define LDNS_RR_H
00020
00021 #include <ldns/common.h>
00022 #include <ldns/rdata.h>
00023 #include <ldns/buffer.h>
00024 #include <ldns/error.h>
00025
00026 #ifdef __cplusplus
00027 extern "C" {
00028 #endif
00029
00031 #define LDNS_MAX_LABELLEN 63
00032
00033 #define LDNS_MAX_DOMAINLEN 255
00034
00035 #define LDNS_MAX_POINTERS 65535
00036
00037 #define LDNS_RR_OVERHEAD 10
00038
00039
00040 #define LDNS_RDATA_FIELD_DESCRIPTORS_COMMON 52
00041
00042
00043
00047 enum ldns_enum_rr_class
00048 {
00050 LDNS_RR_CLASS_IN = 1,
00052 LDNS_RR_CLASS_CH = 3,
00054 LDNS_RR_CLASS_HS = 4,
00056 LDNS_RR_CLASS_NONE = 254,
00058 LDNS_RR_CLASS_ANY = 255,
00059
00060 LDNS_RR_CLASS_FIRST = 0,
00061 LDNS_RR_CLASS_LAST = 65535,
00062 LDNS_RR_CLASS_COUNT = LDNS_RR_CLASS_LAST - LDNS_RR_CLASS_FIRST + 1
00063 };
00064 typedef enum ldns_enum_rr_class ldns_rr_class;
00065
00069 enum ldns_enum_rr_compress
00070 {
00072 LDNS_RR_COMPRESS,
00073 LDNS_RR_NO_COMPRESS
00074 };
00075 typedef enum ldns_enum_rr_compress ldns_rr_compress;
00076
00080 enum ldns_enum_rr_type
00081 {
00083 LDNS_RR_TYPE_A = 1,
00085 LDNS_RR_TYPE_NS = 2,
00087 LDNS_RR_TYPE_MD = 3,
00089 LDNS_RR_TYPE_MF = 4,
00091 LDNS_RR_TYPE_CNAME = 5,
00093 LDNS_RR_TYPE_SOA = 6,
00095 LDNS_RR_TYPE_MB = 7,
00097 LDNS_RR_TYPE_MG = 8,
00099 LDNS_RR_TYPE_MR = 9,
00101 LDNS_RR_TYPE_NULL = 10,
00103 LDNS_RR_TYPE_WKS = 11,
00105 LDNS_RR_TYPE_PTR = 12,
00107 LDNS_RR_TYPE_HINFO = 13,
00109 LDNS_RR_TYPE_MINFO = 14,
00111 LDNS_RR_TYPE_MX = 15,
00113 LDNS_RR_TYPE_TXT = 16,
00115 LDNS_RR_TYPE_RP = 17,
00117 LDNS_RR_TYPE_AFSDB = 18,
00119 LDNS_RR_TYPE_X25 = 19,
00121 LDNS_RR_TYPE_ISDN = 20,
00123 LDNS_RR_TYPE_RT = 21,
00125 LDNS_RR_TYPE_NSAP = 22,
00127 LDNS_RR_TYPE_NSAP_PTR = 23,
00129 LDNS_RR_TYPE_SIG = 24,
00131 LDNS_RR_TYPE_KEY = 25,
00133 LDNS_RR_TYPE_PX = 26,
00135 LDNS_RR_TYPE_GPOS = 27,
00137 LDNS_RR_TYPE_AAAA = 28,
00139 LDNS_RR_TYPE_LOC = 29,
00141 LDNS_RR_TYPE_NXT = 30,
00143 LDNS_RR_TYPE_EID = 31,
00145 LDNS_RR_TYPE_NIMLOC = 32,
00147 LDNS_RR_TYPE_SRV = 33,
00149 LDNS_RR_TYPE_ATMA = 34,
00151 LDNS_RR_TYPE_NAPTR = 35,
00153 LDNS_RR_TYPE_KX = 36,
00155 LDNS_RR_TYPE_CERT = 37,
00157 LDNS_RR_TYPE_A6 = 38,
00159 LDNS_RR_TYPE_DNAME = 39,
00161 LDNS_RR_TYPE_SINK = 40,
00163 LDNS_RR_TYPE_OPT = 41,
00165 LDNS_RR_TYPE_APL = 42,
00167 LDNS_RR_TYPE_DS = 43,
00169 LDNS_RR_TYPE_SSHFP = 44,
00171 LDNS_RR_TYPE_IPSECKEY = 45,
00173 LDNS_RR_TYPE_RRSIG = 46,
00174 LDNS_RR_TYPE_NSEC = 47,
00175 LDNS_RR_TYPE_DNSKEY = 48,
00176 LDNS_RR_TYPE_DHCID = 49,
00177
00178 LDNS_RR_TYPE_NSEC3 = 50,
00179 LDNS_RR_TYPE_NSEC3PARAM = 51,
00180 LDNS_RR_TYPE_NSEC3PARAMS = 51,
00181
00183 LDNS_RR_TYPE_TALINK = 58,
00184
00185 LDNS_RR_TYPE_SPF = 99,
00186
00187 LDNS_RR_TYPE_UINFO = 100,
00188 LDNS_RR_TYPE_UID = 101,
00189 LDNS_RR_TYPE_GID = 102,
00190 LDNS_RR_TYPE_UNSPEC = 103,
00191
00192 LDNS_RR_TYPE_TSIG = 250,
00193 LDNS_RR_TYPE_IXFR = 251,
00194 LDNS_RR_TYPE_AXFR = 252,
00196 LDNS_RR_TYPE_MAILB = 253,
00198 LDNS_RR_TYPE_MAILA = 254,
00200 LDNS_RR_TYPE_ANY = 255,
00201
00202
00203 LDNS_RR_TYPE_DLV = 32769,
00204
00205
00206
00207
00208 LDNS_RR_TYPE_FIRST = 0,
00209 LDNS_RR_TYPE_LAST = 65535,
00210 LDNS_RR_TYPE_COUNT = LDNS_RR_TYPE_LAST - LDNS_RR_TYPE_FIRST + 1
00211 };
00212 typedef enum ldns_enum_rr_type ldns_rr_type;
00213
00275 struct ldns_struct_rr
00276 {
00278 ldns_rdf *_owner;
00280 uint32_t _ttl;
00282 size_t _rd_count;
00284 ldns_rr_type _rr_type;
00286 ldns_rr_class _rr_class;
00287
00289 ldns_rdf **_rdata_fields;
00293 bool _rr_question;
00294 };
00295 typedef struct ldns_struct_rr ldns_rr;
00296
00303 struct ldns_struct_rr_list
00304 {
00305 size_t _rr_count;
00306 size_t _rr_capacity;
00307 ldns_rr **_rrs;
00308 };
00309 typedef struct ldns_struct_rr_list ldns_rr_list;
00310
00316 struct ldns_struct_rr_descriptor
00317 {
00319 ldns_rr_type _type;
00321 const char *_name;
00323 uint8_t _minimum;
00325 uint8_t _maximum;
00327 const ldns_rdf_type *_wireformat;
00329 ldns_rdf_type _variable;
00331 ldns_rr_compress _compress;
00333 uint8_t _dname_count;
00334 };
00335 typedef struct ldns_struct_rr_descriptor ldns_rr_descriptor;
00336
00341 ldns_rr* ldns_rr_new(void);
00342
00347 ldns_rr* ldns_rr_new_frm_type(ldns_rr_type t);
00348
00354 void ldns_rr_free(ldns_rr *rr);
00355
00372 ldns_status ldns_rr_new_frm_str(ldns_rr **n, const char *str,
00373 uint32_t default_ttl, ldns_rdf *origin,
00374 ldns_rdf **prev);
00375
00389 ldns_status ldns_rr_new_question_frm_str(ldns_rr **n, const char *str,
00390 ldns_rdf *origin, ldns_rdf **prev);
00391
00406 ldns_status ldns_rr_new_frm_fp(ldns_rr **rr, FILE *fp, uint32_t *default_ttl, ldns_rdf **origin, ldns_rdf **prev);
00407
00423 ldns_status ldns_rr_new_frm_fp_l(ldns_rr **rr, FILE *fp, uint32_t *default_ttl, ldns_rdf **origin, ldns_rdf **prev, int *line_nr);
00424
00431 void ldns_rr_set_owner(ldns_rr *rr, ldns_rdf *owner);
00432
00439 void ldns_rr_set_question(ldns_rr *rr, bool question);
00440
00447 void ldns_rr_set_ttl(ldns_rr *rr, uint32_t ttl);
00448
00455 void ldns_rr_set_rd_count(ldns_rr *rr, size_t count);
00456
00463 void ldns_rr_set_type(ldns_rr *rr, ldns_rr_type rr_type);
00464
00471 void ldns_rr_set_class(ldns_rr *rr, ldns_rr_class rr_class);
00472
00481 ldns_rdf* ldns_rr_set_rdf(ldns_rr *rr, const ldns_rdf *f, size_t position);
00482
00490 bool ldns_rr_push_rdf(ldns_rr *rr, const ldns_rdf *f);
00491
00498 ldns_rdf* ldns_rr_pop_rdf(ldns_rr *rr);
00499
00506 ldns_rdf* ldns_rr_rdf(const ldns_rr *rr, size_t nr);
00507
00513 ldns_rdf* ldns_rr_owner(const ldns_rr *rr);
00514
00520 bool ldns_rr_is_question(const ldns_rr *rr);
00521
00527 uint32_t ldns_rr_ttl(const ldns_rr *rr);
00528
00534 size_t ldns_rr_rd_count(const ldns_rr *rr);
00535
00541 ldns_rr_type ldns_rr_get_type(const ldns_rr *rr);
00542
00548 ldns_rr_class ldns_rr_get_class(const ldns_rr *rr);
00549
00550
00551
00557 size_t ldns_rr_list_rr_count(const ldns_rr_list *rr_list);
00558
00565 void ldns_rr_list_set_rr_count(ldns_rr_list *rr_list, size_t count);
00566
00575 ldns_rr * ldns_rr_list_set_rr(ldns_rr_list *rr_list, const ldns_rr *r, size_t count);
00576
00583 ldns_rr* ldns_rr_list_rr(const ldns_rr_list *rr_list, size_t nr);
00584
00589 ldns_rr_list* ldns_rr_list_new();
00590
00595 void ldns_rr_list_free(ldns_rr_list *rr_list);
00596
00601 void ldns_rr_list_deep_free(ldns_rr_list *rr_list);
00602
00610 bool ldns_rr_list_cat(ldns_rr_list *left, ldns_rr_list *right);
00611
00619 ldns_rr_list* ldns_rr_list_cat_clone(ldns_rr_list *left, ldns_rr_list *right);
00620
00627 bool ldns_rr_list_push_rr(ldns_rr_list *rr_list, const ldns_rr *rr);
00628
00635 bool ldns_rr_list_push_rr_list(ldns_rr_list *rr_list, const ldns_rr_list *push_list);
00636
00642 ldns_rr* ldns_rr_list_pop_rr(ldns_rr_list *rr_list);
00643
00650 ldns_rr_list* ldns_rr_list_pop_rr_list(ldns_rr_list *rr_list, size_t size);
00651
00659 bool ldns_rr_list_contains_rr(const ldns_rr_list *rr_list, ldns_rr *rr);
00660
00666 bool ldns_is_rrset(ldns_rr_list *rr_list);
00667
00674 bool ldns_rr_set_push_rr(ldns_rr_list *rr_list, ldns_rr *rr);
00675
00683 ldns_rr* ldns_rr_set_pop_rr(ldns_rr_list *rr_list);
00684
00690 ldns_rr_list *ldns_rr_list_pop_rrset(ldns_rr_list *rr_list);
00691
00692
00698 ldns_rr_type ldns_get_rr_type_by_name(const char *name);
00699
00705 ldns_rr_class ldns_get_rr_class_by_name(const char *name);
00706
00712 ldns_rr* ldns_rr_clone(const ldns_rr *rr);
00713
00719 ldns_rr_list* ldns_rr_list_clone(const ldns_rr_list *rrlist);
00720
00726 void ldns_rr_list_sort(ldns_rr_list *unsorted);
00727
00736 int ldns_rr_compare(const ldns_rr *rr1, const ldns_rr *rr2);
00737
00746 int ldns_rr_compare_no_rdata(const ldns_rr *rr1, const ldns_rr *rr2);
00747
00756 int ldns_rr_compare_wire(ldns_buffer *rr1_buf, ldns_buffer *rr2_buf);
00757
00766 bool ldns_rr_compare_ds(const ldns_rr *rr1, const ldns_rr *rr2);
00767
00776 int ldns_rr_list_compare(const ldns_rr_list *rrl1, const ldns_rr_list *rrl2);
00777
00783 size_t ldns_rr_uncompressed_size(const ldns_rr *r);
00784
00790 void ldns_rr2canonical(ldns_rr *rr);
00791
00797 void ldns_rr_list2canonical(ldns_rr_list *rr_list);
00798
00804 uint8_t ldns_rr_label_count(ldns_rr *rr);
00805
00812 const ldns_rr_descriptor *ldns_rr_descript(uint16_t type);
00813
00820 size_t ldns_rr_descriptor_minimum(const ldns_rr_descriptor *descriptor);
00821
00828 size_t ldns_rr_descriptor_maximum(const ldns_rr_descriptor *descriptor);
00829
00837 ldns_rdf_type ldns_rr_descriptor_field_type(const ldns_rr_descriptor *descriptor, size_t field);
00838
00850 ldns_rr_list *ldns_rr_list_subtype_by_rdf(ldns_rr_list *l, ldns_rdf *r, size_t pos);
00851
00860 ldns_rr_type ldns_rdf2rr_type(const ldns_rdf *rd);
00861
00869 ldns_rr_type
00870 ldns_rr_list_type(const ldns_rr_list *rr_list);
00871
00879 ldns_rdf *
00880 ldns_rr_list_owner(const ldns_rr_list *rr_list);
00881
00882 #ifdef __cplusplus
00883 }
00884 #endif
00885
00886 #endif