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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
00036 #define LDNS_RDATA_FIELD_DESCRIPTORS_COMMON 51
00037
00038
00039
00043 enum ldns_enum_rr_class
00044 {
00046 LDNS_RR_CLASS_IN = 1,
00048 LDNS_RR_CLASS_CH = 3,
00050 LDNS_RR_CLASS_HS = 4,
00052 LDNS_RR_CLASS_NONE = 254,
00054 LDNS_RR_CLASS_ANY = 255,
00055
00056 LDNS_RR_CLASS_FIRST = 0,
00057 LDNS_RR_CLASS_LAST = 65535,
00058 LDNS_RR_CLASS_COUNT = LDNS_RR_CLASS_LAST - LDNS_RR_CLASS_FIRST + 1
00059 };
00060 typedef enum ldns_enum_rr_class ldns_rr_class;
00061
00065 enum ldns_enum_rr_compress
00066 {
00068 LDNS_RR_COMPRESS,
00069 LDNS_RR_NO_COMPRESS
00070 };
00071 typedef enum ldns_enum_rr_compress ldns_rr_compress;
00072
00076 enum ldns_enum_rr_type
00077 {
00079 LDNS_RR_TYPE_A = 1,
00081 LDNS_RR_TYPE_NS = 2,
00083 LDNS_RR_TYPE_MD = 3,
00085 LDNS_RR_TYPE_MF = 4,
00087 LDNS_RR_TYPE_CNAME = 5,
00089 LDNS_RR_TYPE_SOA = 6,
00091 LDNS_RR_TYPE_MB = 7,
00093 LDNS_RR_TYPE_MG = 8,
00095 LDNS_RR_TYPE_MR = 9,
00097 LDNS_RR_TYPE_NULL = 10,
00099 LDNS_RR_TYPE_WKS = 11,
00101 LDNS_RR_TYPE_PTR = 12,
00103 LDNS_RR_TYPE_HINFO = 13,
00105 LDNS_RR_TYPE_MINFO = 14,
00107 LDNS_RR_TYPE_MX = 15,
00109 LDNS_RR_TYPE_TXT = 16,
00111 LDNS_RR_TYPE_RP = 17,
00113 LDNS_RR_TYPE_AFSDB = 18,
00115 LDNS_RR_TYPE_X25 = 19,
00117 LDNS_RR_TYPE_ISDN = 20,
00119 LDNS_RR_TYPE_RT = 21,
00121 LDNS_RR_TYPE_NSAP = 22,
00123 LDNS_RR_TYPE_NSAP_PTR = 23,
00125 LDNS_RR_TYPE_SIG = 24,
00127 LDNS_RR_TYPE_KEY = 25,
00129 LDNS_RR_TYPE_PX = 26,
00131 LDNS_RR_TYPE_GPOS = 27,
00133 LDNS_RR_TYPE_AAAA = 28,
00135 LDNS_RR_TYPE_LOC = 29,
00137 LDNS_RR_TYPE_NXT = 30,
00139 LDNS_RR_TYPE_EID = 31,
00141 LDNS_RR_TYPE_NIMLOC = 32,
00143 LDNS_RR_TYPE_SRV = 33,
00145 LDNS_RR_TYPE_ATMA = 34,
00147 LDNS_RR_TYPE_NAPTR = 35,
00149 LDNS_RR_TYPE_KX = 36,
00151 LDNS_RR_TYPE_CERT = 37,
00153 LDNS_RR_TYPE_A6 = 38,
00155 LDNS_RR_TYPE_DNAME = 39,
00157 LDNS_RR_TYPE_SINK = 40,
00159 LDNS_RR_TYPE_OPT = 41,
00161 LDNS_RR_TYPE_APL = 42,
00163 LDNS_RR_TYPE_DS = 43,
00165 LDNS_RR_TYPE_SSHFP = 44,
00167 LDNS_RR_TYPE_IPSECKEY = 45,
00169 LDNS_RR_TYPE_RRSIG = 46,
00170 LDNS_RR_TYPE_NSEC = 47,
00171 LDNS_RR_TYPE_DNSKEY = 48,
00172 LDNS_RR_TYPE_DHCID = 49,
00173
00174
00175 LDNS_RR_TYPE_NSEC3 = 50,
00176 LDNS_RR_TYPE_NSEC3PARAMS = 51,
00177
00178 LDNS_RR_TYPE_UINFO = 100,
00179 LDNS_RR_TYPE_UID = 101,
00180 LDNS_RR_TYPE_GID = 102,
00181 LDNS_RR_TYPE_UNSPEC = 103,
00182
00183 LDNS_RR_TYPE_TSIG = 250,
00184 LDNS_RR_TYPE_IXFR = 251,
00185 LDNS_RR_TYPE_AXFR = 252,
00187 LDNS_RR_TYPE_MAILB = 253,
00189 LDNS_RR_TYPE_MAILA = 254,
00191 LDNS_RR_TYPE_ANY = 255,
00192
00193
00194
00195
00196 LDNS_RR_TYPE_FIRST = 0,
00197 LDNS_RR_TYPE_LAST = 65535,
00198 LDNS_RR_TYPE_COUNT = LDNS_RR_TYPE_LAST - LDNS_RR_TYPE_FIRST + 1
00199 };
00200 typedef enum ldns_enum_rr_type ldns_rr_type;
00201
00263 struct ldns_struct_rr
00264 {
00266 ldns_rdf *_owner;
00268 uint32_t _ttl;
00270 size_t _rd_count;
00272 ldns_rr_type _rr_type;
00274 ldns_rr_class _rr_class;
00275
00277 ldns_rdf **_rdata_fields;
00278 };
00279 typedef struct ldns_struct_rr ldns_rr;
00280
00287 struct ldns_struct_rr_list
00288 {
00289 size_t _rr_count;
00290 size_t _rr_capacity;
00291 ldns_rr **_rrs;
00292 };
00293 typedef struct ldns_struct_rr_list ldns_rr_list;
00294
00300 struct ldns_struct_rr_descriptor
00301 {
00303 ldns_rr_type _type;
00305 const char *_name;
00307 uint8_t _minimum;
00309 uint8_t _maximum;
00311 const ldns_rdf_type *_wireformat;
00313 ldns_rdf_type _variable;
00315 ldns_rr_compress _compress;
00317 uint8_t _dname_count;
00318 };
00319 typedef struct ldns_struct_rr_descriptor ldns_rr_descriptor;
00320
00325 ldns_rr* ldns_rr_new(void);
00326
00331 ldns_rr* ldns_rr_new_frm_type(ldns_rr_type t);
00332
00338 void ldns_rr_free(ldns_rr *rr);
00339
00353 ldns_status ldns_rr_new_frm_str(ldns_rr **n, const char *str, uint32_t default_ttl, ldns_rdf *origin, ldns_rdf **prev);
00354
00369 ldns_status ldns_rr_new_frm_fp(ldns_rr **rr, FILE *fp, uint32_t *default_ttl, ldns_rdf **origin, ldns_rdf **prev);
00370
00386 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);
00387
00394 void ldns_rr_set_owner(ldns_rr *rr, ldns_rdf *owner);
00395
00402 void ldns_rr_set_ttl(ldns_rr *rr, uint32_t ttl);
00403
00410 void ldns_rr_set_rd_count(ldns_rr *rr, size_t count);
00411
00418 void ldns_rr_set_type(ldns_rr *rr, ldns_rr_type rr_type);
00419
00426 void ldns_rr_set_class(ldns_rr *rr, ldns_rr_class rr_class);
00427
00436 ldns_rdf* ldns_rr_set_rdf(ldns_rr *rr, const ldns_rdf *f, size_t position);
00437
00445 bool ldns_rr_push_rdf(ldns_rr *rr, const ldns_rdf *f);
00446
00453 ldns_rdf* ldns_rr_pop_rdf(ldns_rr *rr);
00454
00461 ldns_rdf* ldns_rr_rdf(const ldns_rr *rr, size_t nr);
00462
00468 ldns_rdf* ldns_rr_owner(const ldns_rr *rr);
00469
00475 uint32_t ldns_rr_ttl(const ldns_rr *rr);
00476
00482 size_t ldns_rr_rd_count(const ldns_rr *rr);
00483
00489 ldns_rr_type ldns_rr_get_type(const ldns_rr *rr);
00490
00496 ldns_rr_class ldns_rr_get_class(const ldns_rr *rr);
00497
00498
00499
00505 size_t ldns_rr_list_rr_count(const ldns_rr_list *rr_list);
00506
00513 void ldns_rr_list_set_rr_count(ldns_rr_list *rr_list, size_t count);
00514
00523 ldns_rr * ldns_rr_list_set_rr(ldns_rr_list *rr_list, const ldns_rr *r, size_t count);
00524
00531 ldns_rr* ldns_rr_list_rr(const ldns_rr_list *rr_list, size_t nr);
00532
00537 ldns_rr_list* ldns_rr_list_new();
00538
00543 void ldns_rr_list_free(ldns_rr_list *rr_list);
00544
00549 void ldns_rr_list_deep_free(ldns_rr_list *rr_list);
00550
00558 bool ldns_rr_list_cat(ldns_rr_list *left, ldns_rr_list *right);
00559
00567 ldns_rr_list* ldns_rr_list_cat_clone(ldns_rr_list *left, ldns_rr_list *right);
00568
00575 bool ldns_rr_list_push_rr(ldns_rr_list *rr_list, const ldns_rr *rr);
00576
00583 bool ldns_rr_list_push_rr_list(ldns_rr_list *rr_list, const ldns_rr_list *push_list);
00584
00590 ldns_rr* ldns_rr_list_pop_rr(ldns_rr_list *rr_list);
00591
00598 ldns_rr_list* ldns_rr_list_pop_rr_list(ldns_rr_list *rr_list, size_t size);
00599
00607 bool ldns_rr_list_contains_rr(const ldns_rr_list *rr_list, ldns_rr *rr);
00608
00614 bool ldns_is_rrset(ldns_rr_list *rr_list);
00615
00622 bool ldns_rr_set_push_rr(ldns_rr_list *rr_list, ldns_rr *rr);
00623
00631 ldns_rr* ldns_rr_set_pop_rr(ldns_rr_list *rr_list);
00632
00638 ldns_rr_list *ldns_rr_list_pop_rrset(ldns_rr_list *rr_list);
00639
00640
00646 ldns_rr_type ldns_get_rr_type_by_name(const char *name);
00647
00653 ldns_rr_class ldns_get_rr_class_by_name(const char *name);
00654
00660 ldns_rr* ldns_rr_clone(const ldns_rr *rr);
00661
00667 ldns_rr_list* ldns_rr_list_clone(const ldns_rr_list *rrlist);
00668
00674 void ldns_rr_list_sort(ldns_rr_list *unsorted);
00675
00684 int ldns_rr_compare(const ldns_rr *rr1, const ldns_rr *rr2);
00685 int ldns_rr_compare_nsec3(const ldns_rr *rr1, const ldns_rr *rr2);
00686
00695 int ldns_rr_compare_no_rdata(const ldns_rr *rr1, const ldns_rr *rr2);
00696
00705 int ldns_rr_compare_wire(ldns_buffer *rr1_buf, ldns_buffer *rr2_buf);
00706
00715 bool ldns_rr_compare_ds(const ldns_rr *rr1, const ldns_rr *rr2);
00716
00725 int ldns_rr_list_compare(const ldns_rr_list *rrl1, const ldns_rr_list *rrl2);
00726
00732 size_t ldns_rr_uncompressed_size(const ldns_rr *r);
00733
00739 void ldns_rr2canonical(ldns_rr *rr);
00740
00746 void ldns_rr_list2canonical(ldns_rr_list *rr_list);
00747
00753 uint8_t ldns_rr_label_count(ldns_rr *rr);
00754
00761 const ldns_rr_descriptor *ldns_rr_descript(uint16_t type);
00762
00769 size_t ldns_rr_descriptor_minimum(const ldns_rr_descriptor *descriptor);
00770
00777 size_t ldns_rr_descriptor_maximum(const ldns_rr_descriptor *descriptor);
00778
00786 ldns_rdf_type ldns_rr_descriptor_field_type(const ldns_rr_descriptor *descriptor, size_t field);
00787
00799 ldns_rr_list *ldns_rr_list_subtype_by_rdf(ldns_rr_list *l, ldns_rdf *r, size_t pos);
00800
00809 ldns_rr_type ldns_rdf2rr_type(const ldns_rdf *rd);
00810
00811 #endif