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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
00027 #define LDNS_MAX_LABELLEN 63
00028
00029 #define LDNS_MAX_DOMAINLEN 255
00030
00031 #define LDNS_MAX_POINTERS 65535
00032
00033 #define LDNS_RR_OVERHEAD 10
00034
00035
00039 enum ldns_enum_rr_class
00040 {
00042 LDNS_RR_CLASS_IN = 1,
00044 LDNS_RR_CLASS_CH = 3,
00046 LDNS_RR_CLASS_HS = 4,
00048 LDNS_RR_CLASS_NONE = 254,
00050 LDNS_RR_CLASS_ANY = 255,
00051
00052 LDNS_RR_CLASS_FIRST = 0,
00053 LDNS_RR_CLASS_LAST = 65535,
00054 LDNS_RR_CLASS_COUNT = LDNS_RR_CLASS_LAST - LDNS_RR_CLASS_FIRST + 1
00055 };
00056 typedef enum ldns_enum_rr_class ldns_rr_class;
00057
00061 enum ldns_enum_rr_compress
00062 {
00064 LDNS_RR_COMPRESS,
00065 LDNS_RR_NO_COMPRESS
00066 };
00067 typedef enum ldns_enum_rr_compress ldns_rr_compress;
00068
00072 enum ldns_enum_rr_type
00073 {
00075 LDNS_RR_TYPE_A = 1,
00077 LDNS_RR_TYPE_NS = 2,
00079 LDNS_RR_TYPE_MD = 3,
00081 LDNS_RR_TYPE_MF = 4,
00083 LDNS_RR_TYPE_CNAME = 5,
00085 LDNS_RR_TYPE_SOA = 6,
00087 LDNS_RR_TYPE_MB = 7,
00089 LDNS_RR_TYPE_MG = 8,
00091 LDNS_RR_TYPE_MR = 9,
00093 LDNS_RR_TYPE_NULL = 10,
00095 LDNS_RR_TYPE_WKS = 11,
00097 LDNS_RR_TYPE_PTR = 12,
00099 LDNS_RR_TYPE_HINFO = 13,
00101 LDNS_RR_TYPE_MINFO = 14,
00103 LDNS_RR_TYPE_MX = 15,
00105 LDNS_RR_TYPE_TXT = 16,
00107 LDNS_RR_TYPE_RP = 17,
00109 LDNS_RR_TYPE_AFSDB = 18,
00111 LDNS_RR_TYPE_X25 = 19,
00113 LDNS_RR_TYPE_ISDN = 20,
00115 LDNS_RR_TYPE_RT = 21,
00117 LDNS_RR_TYPE_NSAP = 22,
00119 LDNS_RR_TYPE_NSAP_PTR = 23,
00121 LDNS_RR_TYPE_SIG = 24,
00123 LDNS_RR_TYPE_KEY = 25,
00125 LDNS_RR_TYPE_PX = 26,
00127 LDNS_RR_TYPE_GPOS = 27,
00129 LDNS_RR_TYPE_AAAA = 28,
00131 LDNS_RR_TYPE_LOC = 29,
00133 LDNS_RR_TYPE_NXT = 30,
00135 LDNS_RR_TYPE_EID = 31,
00137 LDNS_RR_TYPE_NIMLOC = 32,
00139 LDNS_RR_TYPE_SRV = 33,
00141 LDNS_RR_TYPE_ATMA = 34,
00143 LDNS_RR_TYPE_NAPTR = 35,
00145 LDNS_RR_TYPE_KX = 36,
00147 LDNS_RR_TYPE_CERT = 37,
00149 LDNS_RR_TYPE_A6 = 38,
00151 LDNS_RR_TYPE_DNAME = 39,
00153 LDNS_RR_TYPE_SINK = 40,
00155 LDNS_RR_TYPE_OPT = 41,
00157 LDNS_RR_TYPE_APL = 42,
00159 LDNS_RR_TYPE_DS = 43,
00161 LDNS_RR_TYPE_SSHFP = 44,
00163 LDNS_RR_TYPE_IPSECKEY = 45,
00165 LDNS_RR_TYPE_RRSIG = 46,
00166 LDNS_RR_TYPE_NSEC = 47,
00167 LDNS_RR_TYPE_DNSKEY = 48,
00168
00169 LDNS_RR_TYPE_UINFO = 100,
00170 LDNS_RR_TYPE_UID = 101,
00171 LDNS_RR_TYPE_GID = 102,
00172 LDNS_RR_TYPE_UNSPEC = 103,
00173
00174 LDNS_RR_TYPE_TSIG = 250,
00175 LDNS_RR_TYPE_IXFR = 251,
00176 LDNS_RR_TYPE_AXFR = 252,
00178 LDNS_RR_TYPE_MAILB = 253,
00180 LDNS_RR_TYPE_MAILA = 254,
00182 LDNS_RR_TYPE_ANY = 255,
00183
00184 LDNS_RR_TYPE_FIRST = 0,
00185 LDNS_RR_TYPE_LAST = 65535,
00186 LDNS_RR_TYPE_COUNT = LDNS_RR_TYPE_LAST - LDNS_RR_TYPE_FIRST + 1
00187 };
00188 typedef enum ldns_enum_rr_type ldns_rr_type;
00189
00251 struct ldns_struct_rr
00252 {
00254 ldns_rdf *_owner;
00256 uint32_t _ttl;
00258 size_t _rd_count;
00260 ldns_rr_type _rr_type;
00262 ldns_rr_class _rr_class;
00263
00265 ldns_rdf **_rdata_fields;
00266 };
00267 typedef struct ldns_struct_rr ldns_rr;
00268
00275 struct ldns_struct_rr_list
00276 {
00277 size_t _rr_count;
00278 size_t _rr_capacity;
00279 ldns_rr **_rrs;
00280 };
00281 typedef struct ldns_struct_rr_list ldns_rr_list;
00282
00288 struct ldns_struct_rr_descriptor
00289 {
00291 ldns_rr_type _type;
00293 const char *_name;
00295 uint8_t _minimum;
00297 uint8_t _maximum;
00299 const ldns_rdf_type *_wireformat;
00301 ldns_rdf_type _variable;
00303 ldns_rr_compress _compress;
00304 };
00305 typedef struct ldns_struct_rr_descriptor ldns_rr_descriptor;
00306
00311 ldns_rr* ldns_rr_new(void);
00312
00317 ldns_rr* ldns_rr_new_frm_type(ldns_rr_type t);
00318
00324 void ldns_rr_free(ldns_rr *rr);
00325
00339 ldns_status ldns_rr_new_frm_str(ldns_rr **n, const char *str, uint16_t default_ttl, ldns_rdf *origin, ldns_rdf **prev);
00340
00355 ldns_status ldns_rr_new_frm_fp(ldns_rr **rr, FILE *fp, uint16_t *default_ttl, ldns_rdf **origin, ldns_rdf **prev);
00356
00373 ldns_status ldns_rr_new_frm_fp_l(ldns_rr **rr, FILE *fp, uint16_t *default_ttl, ldns_rdf **origin, ldns_rdf **prev, int *line_nr);
00374
00381 void ldns_rr_set_owner(ldns_rr *rr, ldns_rdf *owner);
00382
00389 void ldns_rr_set_ttl(ldns_rr *rr, uint32_t ttl);
00390
00397 void ldns_rr_set_rd_count(ldns_rr *rr, size_t count);
00398
00405 void ldns_rr_set_type(ldns_rr *rr, ldns_rr_type rr_type);
00406
00413 void ldns_rr_set_class(ldns_rr *rr, ldns_rr_class rr_class);
00414
00423 ldns_rdf* ldns_rr_set_rdf(ldns_rr *rr, const ldns_rdf *f, size_t position);
00424
00432 bool ldns_rr_push_rdf(ldns_rr *rr, const ldns_rdf *f);
00433
00440 ldns_rdf* ldns_rr_pop_rdf(ldns_rr *rr);
00441
00448 ldns_rdf* ldns_rr_rdf(const ldns_rr *rr, size_t nr);
00449
00455 ldns_rdf* ldns_rr_owner(const ldns_rr *rr);
00456
00462 uint32_t ldns_rr_ttl(const ldns_rr *rr);
00463
00469 size_t ldns_rr_rd_count(const ldns_rr *rr);
00470
00476 ldns_rr_type ldns_rr_get_type(const ldns_rr *rr);
00477
00483 ldns_rr_class ldns_rr_get_class(const ldns_rr *rr);
00484
00485
00486
00492 size_t ldns_rr_list_rr_count(const ldns_rr_list *rr_list);
00493
00500 void ldns_rr_list_set_rr_count(ldns_rr_list *rr_list, size_t count);
00501
00510 ldns_rr * ldns_rr_list_set_rr(ldns_rr_list *rr_list, const ldns_rr *r, size_t count);
00511
00518 ldns_rr* ldns_rr_list_rr(const ldns_rr_list *rr_list, size_t nr);
00519
00524 ldns_rr_list* ldns_rr_list_new();
00525
00530 void ldns_rr_list_free(ldns_rr_list *rr_list);
00531
00536 void ldns_rr_list_deep_free(ldns_rr_list *rr_list);
00537
00545 bool ldns_rr_list_cat(ldns_rr_list *left, ldns_rr_list *right);
00546
00554 ldns_rr_list* ldns_rr_list_cat_clone(ldns_rr_list *left, ldns_rr_list *right);
00555
00562 bool ldns_rr_list_push_rr(ldns_rr_list *rr_list, const ldns_rr *rr);
00563
00570 bool ldns_rr_list_push_rr_list(ldns_rr_list *rr_list, const ldns_rr_list *push_list);
00571
00577 ldns_rr* ldns_rr_list_pop_rr(ldns_rr_list *rr_list);
00578
00585 ldns_rr_list* ldns_rr_list_pop_rr_list(ldns_rr_list *rr_list, size_t size);
00586
00594 bool ldns_rr_list_contains_rr(ldns_rr_list *rr_list, ldns_rr *rr);
00595
00601 bool ldns_is_rrset(ldns_rr_list *rr_list);
00602
00609 bool ldns_rr_set_push_rr(ldns_rr_list *rr_list, ldns_rr *rr);
00610
00618 ldns_rr* ldns_rr_set_pop_rr(ldns_rr_list *rr_list);
00619
00625 ldns_rr_list *ldns_rr_list_pop_rrset(ldns_rr_list *rr_list);
00626
00627
00633 ldns_rr_type ldns_get_rr_type_by_name(const char *name);
00634
00640 ldns_rr_class ldns_get_rr_class_by_name(const char *name);
00641
00647 ldns_rr* ldns_rr_clone(const ldns_rr *rr);
00648
00654 ldns_rr_list* ldns_rr_list_clone(ldns_rr_list *rrlist);
00655
00661 void ldns_rr_list_sort(ldns_rr_list *unsorted);
00662
00671 int ldns_rr_compare(const ldns_rr *rr1, const ldns_rr *rr2);
00672
00681 int ldns_rr_compare_no_rdata(const ldns_rr *rr1, const ldns_rr *rr2);
00682
00691 int ldns_rr_compare_wire(ldns_buffer *rr1_buf, ldns_buffer *rr2_buf);
00692
00701 bool ldns_rr_compare_ds(const ldns_rr *rr1, const ldns_rr *rr2);
00702
00711 int ldns_rr_list_compare(const ldns_rr_list *rrl1, const ldns_rr_list *rrl2);
00712
00718 size_t ldns_rr_uncompressed_size(const ldns_rr *r);
00719
00725 void ldns_rr2canonical(ldns_rr *rr);
00726
00732 void ldns_rr_list2canonical(ldns_rr_list *rr_list);
00733
00739 uint8_t ldns_rr_label_count(ldns_rr *rr);
00740
00747 const ldns_rr_descriptor *ldns_rr_descript(uint16_t type);
00748
00755 size_t ldns_rr_descriptor_minimum(const ldns_rr_descriptor *descriptor);
00756
00763 size_t ldns_rr_descriptor_maximum(const ldns_rr_descriptor *descriptor);
00764
00772 ldns_rdf_type ldns_rr_descriptor_field_type(const ldns_rr_descriptor *descriptor, size_t field);
00773
00785 ldns_rr_list *ldns_rr_list_subtype_by_rdf(ldns_rr_list *l, ldns_rdf *r, size_t pos);
00786
00795 ldns_rr_type ldns_rdf2rr_type(const ldns_rdf *rd);
00796
00797 #endif