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00021 #ifndef LDNS_KEYS_H
00022 #define LDNS_KEYS_H
00023
00024 #include <ldns/common.h>
00025 #if LDNS_BUILD_CONFIG_HAVE_SSL
00026 #include <openssl/ssl.h>
00027 #endif
00028 #include <ldns/dnssec.h>
00029 #include <ldns/util.h>
00030 #include <errno.h>
00031
00032 #ifdef __cplusplus
00033 extern "C" {
00034 #endif
00035
00036 extern ldns_lookup_table ldns_signing_algorithms[];
00037
00038 #define LDNS_KEY_ZONE_KEY 0x0100
00039 #define LDNS_KEY_SEP_KEY 0x0001
00040 #define LDNS_KEY_REVOKE_KEY 0x0080
00041
00045 enum ldns_enum_algorithm
00046 {
00047 LDNS_RSAMD5 = 1,
00048 LDNS_DH = 2,
00049 LDNS_DSA = 3,
00050 LDNS_ECC = 4,
00051 LDNS_RSASHA1 = 5,
00052 LDNS_DSA_NSEC3 = 6,
00053 LDNS_RSASHA1_NSEC3 = 7,
00054 LDNS_RSASHA256 = 8,
00055 LDNS_RSASHA512 = 10,
00056 LDNS_ECC_GOST = 12,
00057 LDNS_ECDSAP256SHA256 = 13,
00058 LDNS_ECDSAP384SHA384 = 14,
00059 LDNS_INDIRECT = 252,
00060 LDNS_PRIVATEDNS = 253,
00061 LDNS_PRIVATEOID = 254
00062 };
00063 typedef enum ldns_enum_algorithm ldns_algorithm;
00064
00068 enum ldns_enum_hash
00069 {
00070 LDNS_SHA1 = 1,
00071 LDNS_SHA256 = 2,
00072 LDNS_HASH_GOST = 3,
00073 LDNS_SHA384 = 4
00074 };
00075 typedef enum ldns_enum_hash ldns_hash;
00076
00080 enum ldns_enum_signing_algorithm
00081 {
00082 LDNS_SIGN_RSAMD5 = LDNS_RSAMD5,
00083 LDNS_SIGN_RSASHA1 = LDNS_RSASHA1,
00084 LDNS_SIGN_DSA = LDNS_DSA,
00085 LDNS_SIGN_RSASHA1_NSEC3 = LDNS_RSASHA1_NSEC3,
00086 LDNS_SIGN_RSASHA256 = LDNS_RSASHA256,
00087 LDNS_SIGN_RSASHA512 = LDNS_RSASHA512,
00088 LDNS_SIGN_DSA_NSEC3 = LDNS_DSA_NSEC3,
00089 LDNS_SIGN_ECC_GOST = LDNS_ECC_GOST,
00090 LDNS_SIGN_ECDSAP256SHA256 = LDNS_ECDSAP256SHA256,
00091 LDNS_SIGN_ECDSAP384SHA384 = LDNS_ECDSAP384SHA384,
00092 LDNS_SIGN_HMACMD5 = 157,
00093 LDNS_SIGN_HMACSHA1 = 158,
00094 LDNS_SIGN_HMACSHA256 = 159
00095 };
00096 typedef enum ldns_enum_signing_algorithm ldns_signing_algorithm;
00097
00108 struct ldns_struct_key {
00109 ldns_signing_algorithm _alg;
00111 bool _use;
00113
00114 struct {
00115 #if LDNS_BUILD_CONFIG_HAVE_SSL
00116 #ifndef S_SPLINT_S
00117
00118
00119 EVP_PKEY *key;
00120 #endif
00121 #endif
00122
00125 struct {
00126 unsigned char *key;
00127 size_t size;
00128 } hmac;
00132 void *external_key;
00133 } _key;
00135 union {
00137 struct {
00139 uint32_t orig_ttl;
00141 uint32_t inception;
00143 uint32_t expiration;
00145 uint16_t keytag;
00147 uint16_t flags;
00148 } dnssec;
00149 } _extra;
00151 ldns_rdf *_pubkey_owner;
00152 };
00153 typedef struct ldns_struct_key ldns_key;
00154
00158 struct ldns_struct_key_list
00159 {
00160 size_t _key_count;
00161 ldns_key **_keys;
00162 };
00163 typedef struct ldns_struct_key_list ldns_key_list;
00164
00165
00170 ldns_key_list *ldns_key_list_new();
00171
00176 ldns_key *ldns_key_new();
00177
00185 ldns_key *ldns_key_new_frm_algorithm(ldns_signing_algorithm a, uint16_t size);
00186
00197 ldns_status ldns_key_new_frm_fp(ldns_key **k, FILE *fp);
00198
00210 ldns_status ldns_key_new_frm_fp_l(ldns_key **k, FILE *fp, int *line_nr);
00211
00212 #if LDNS_BUILD_CONFIG_HAVE_SSL
00213
00217 ldns_status ldns_key_new_frm_engine(ldns_key **key, ENGINE *e, char *key_id, ldns_algorithm);
00218
00219
00226 RSA *ldns_key_new_frm_fp_rsa(FILE *fp);
00227 #endif
00228
00229 #if LDNS_BUILD_CONFIG_HAVE_SSL
00230
00237 RSA *ldns_key_new_frm_fp_rsa_l(FILE *fp, int *line_nr);
00238 #endif
00239
00240 #if LDNS_BUILD_CONFIG_HAVE_SSL
00241
00247 DSA *ldns_key_new_frm_fp_dsa(FILE *fp);
00248 #endif
00249
00250 #if LDNS_BUILD_CONFIG_HAVE_SSL
00251
00258 DSA *ldns_key_new_frm_fp_dsa_l(FILE *fp, int *line_nr);
00259 #endif
00260
00261 #if LDNS_BUILD_CONFIG_HAVE_SSL
00262
00270 unsigned char *ldns_key_new_frm_fp_hmac(FILE *fp, size_t *hmac_size);
00271 #endif
00272
00273 #if LDNS_BUILD_CONFIG_HAVE_SSL
00274
00283 unsigned char *ldns_key_new_frm_fp_hmac_l(FILE *fp, int *line_nr, size_t *hmac_size);
00284 #endif
00285
00286
00292 void ldns_key_set_algorithm(ldns_key *k, ldns_signing_algorithm l);
00293 #if LDNS_BUILD_CONFIG_HAVE_SSL
00294
00299 void ldns_key_set_evp_key(ldns_key *k, EVP_PKEY *e);
00300
00306 void ldns_key_set_rsa_key(ldns_key *k, RSA *r);
00312 void ldns_key_set_dsa_key(ldns_key *k, DSA *d);
00313
00319 int ldns_key_EVP_load_gost_id(void);
00320
00322 void ldns_key_EVP_unload_gost(void);
00323 #endif
00324
00330 void ldns_key_set_hmac_key(ldns_key *k, unsigned char *hmac);
00331
00342 void ldns_key_set_external_key(ldns_key *key, void *external_key);
00343
00349 void ldns_key_set_hmac_size(ldns_key *k, size_t hmac_size);
00355 void ldns_key_set_origttl(ldns_key *k, uint32_t t);
00361 void ldns_key_set_inception(ldns_key *k, uint32_t i);
00367 void ldns_key_set_expiration(ldns_key *k, uint32_t e);
00373 void ldns_key_set_pubkey_owner(ldns_key *k, ldns_rdf *r);
00379 void ldns_key_set_keytag(ldns_key *k, uint16_t tag);
00385 void ldns_key_set_flags(ldns_key *k, uint16_t flags);
00391 void ldns_key_list_set_key_count(ldns_key_list *key, size_t count);
00392
00399 bool ldns_key_list_push_key(ldns_key_list *key_list, ldns_key *key);
00400
00406 size_t ldns_key_list_key_count(const ldns_key_list *key_list);
00407
00414 ldns_key *ldns_key_list_key(const ldns_key_list *key, size_t nr);
00415
00416 #if LDNS_BUILD_CONFIG_HAVE_SSL
00417
00422 RSA *ldns_key_rsa_key(const ldns_key *k);
00428 EVP_PKEY *ldns_key_evp_key(const ldns_key *k);
00429 #endif
00430
00434 #if LDNS_BUILD_CONFIG_HAVE_SSL
00435 DSA *ldns_key_dsa_key(const ldns_key *k);
00436 #endif
00437
00443 ldns_signing_algorithm ldns_key_algorithm(const ldns_key *k);
00449 void ldns_key_set_use(ldns_key *k, bool v);
00455 bool ldns_key_use(const ldns_key *k);
00461 unsigned char *ldns_key_hmac_key(const ldns_key *k);
00467 void *ldns_key_external_key(const ldns_key *k);
00473 size_t ldns_key_hmac_size(const ldns_key *k);
00479 uint32_t ldns_key_origttl(const ldns_key *k);
00485 uint32_t ldns_key_inception(const ldns_key *k);
00491 uint32_t ldns_key_expiration(const ldns_key *k);
00497 uint16_t ldns_key_keytag(const ldns_key *k);
00503 ldns_rdf *ldns_key_pubkey_owner(const ldns_key *k);
00509 void
00510 ldns_key_list_set_use(ldns_key_list *keys, bool v);
00511
00517 uint16_t ldns_key_flags(const ldns_key *k);
00518
00524 ldns_key *ldns_key_list_pop_key(ldns_key_list *key_list);
00525
00535 ldns_rr *ldns_key2rr(const ldns_key *k);
00536
00543 void ldns_key_print(FILE *output, const ldns_key *k);
00544
00550 void ldns_key_free(ldns_key *key);
00551
00558 void ldns_key_deep_free(ldns_key *key);
00559
00564 void ldns_key_list_free(ldns_key_list *key_list);
00565
00571 ldns_rr * ldns_read_anchor_file(const char *filename);
00572
00583 char *ldns_key_get_file_base_name(ldns_key *key);
00584
00590 int ldns_key_algo_supported(int algo);
00591
00597 ldns_signing_algorithm ldns_get_signing_algorithm_by_name(const char* name);
00598
00599 #ifdef __cplusplus
00600 }
00601 #endif
00602
00603 #endif