00001 #include <ldns/config.h>
00002
00003 #include <ldns/ldns.h>
00004
00005 #include <ldns/dnssec.h>
00006 #include <ldns/dnssec_sign.h>
00007
00008 #include <strings.h>
00009 #include <time.h>
00010
00011 #ifdef HAVE_SSL
00012
00013
00014
00015 #include <openssl/ssl.h>
00016 #include <openssl/evp.h>
00017 #include <openssl/rand.h>
00018 #include <openssl/err.h>
00019 #include <openssl/md5.h>
00020 #endif
00021
00022 ldns_rr *
00023 ldns_create_empty_rrsig(ldns_rr_list *rrset,
00024 ldns_key *current_key)
00025 {
00026 uint32_t orig_ttl;
00027 ldns_rr_class orig_class;
00028 time_t now;
00029 ldns_rr *current_sig;
00030 uint8_t label_count;
00031 ldns_rdf *signame;
00032
00033 label_count = ldns_dname_label_count(ldns_rr_owner(ldns_rr_list_rr(rrset,
00034 0)));
00035
00036 if(ldns_dname_is_wildcard(ldns_rr_owner(ldns_rr_list_rr(rrset, 0))))
00037 label_count --;
00038
00039 current_sig = ldns_rr_new_frm_type(LDNS_RR_TYPE_RRSIG);
00040
00041
00042 orig_ttl = ldns_rr_ttl(ldns_rr_list_rr(rrset, 0));
00043 orig_class = ldns_rr_get_class(ldns_rr_list_rr(rrset, 0));
00044
00045 ldns_rr_set_ttl(current_sig, orig_ttl);
00046 ldns_rr_set_class(current_sig, orig_class);
00047 ldns_rr_set_owner(current_sig,
00048 ldns_rdf_clone(
00049 ldns_rr_owner(
00050 ldns_rr_list_rr(rrset,
00051 0))));
00052
00053
00054
00055
00056 (void)ldns_rr_rrsig_set_origttl(
00057 current_sig,
00058 ldns_native2rdf_int32(LDNS_RDF_TYPE_INT32,
00059 orig_ttl));
00060
00061 signame = ldns_rdf_clone(ldns_key_pubkey_owner(current_key));
00062 ldns_dname2canonical(signame);
00063 (void)ldns_rr_rrsig_set_signame(
00064 current_sig,
00065 signame);
00066
00067 (void)ldns_rr_rrsig_set_labels(
00068 current_sig,
00069 ldns_native2rdf_int8(LDNS_RDF_TYPE_INT8,
00070 label_count));
00071
00072 now = time(NULL);
00073 if (ldns_key_inception(current_key) != 0) {
00074 (void)ldns_rr_rrsig_set_inception(
00075 current_sig,
00076 ldns_native2rdf_int32(
00077 LDNS_RDF_TYPE_TIME,
00078 ldns_key_inception(current_key)));
00079 } else {
00080 (void)ldns_rr_rrsig_set_inception(
00081 current_sig,
00082 ldns_native2rdf_int32(LDNS_RDF_TYPE_TIME, now));
00083 }
00084 if (ldns_key_expiration(current_key) != 0) {
00085 (void)ldns_rr_rrsig_set_expiration(
00086 current_sig,
00087 ldns_native2rdf_int32(
00088 LDNS_RDF_TYPE_TIME,
00089 ldns_key_expiration(current_key)));
00090 } else {
00091 (void)ldns_rr_rrsig_set_expiration(
00092 current_sig,
00093 ldns_native2rdf_int32(
00094 LDNS_RDF_TYPE_TIME,
00095 now + LDNS_DEFAULT_EXP_TIME));
00096 }
00097
00098 (void)ldns_rr_rrsig_set_keytag(
00099 current_sig,
00100 ldns_native2rdf_int16(LDNS_RDF_TYPE_INT16,
00101 ldns_key_keytag(current_key)));
00102
00103 (void)ldns_rr_rrsig_set_algorithm(
00104 current_sig,
00105 ldns_native2rdf_int8(
00106 LDNS_RDF_TYPE_ALG,
00107 ldns_key_algorithm(current_key)));
00108
00109 (void)ldns_rr_rrsig_set_typecovered(
00110 current_sig,
00111 ldns_native2rdf_int16(
00112 LDNS_RDF_TYPE_TYPE,
00113 ldns_rr_get_type(ldns_rr_list_rr(rrset,
00114 0))));
00115 return current_sig;
00116 }
00117
00118 #ifdef HAVE_SSL
00119 ldns_rdf *
00120 ldns_sign_public_buffer(ldns_buffer *sign_buf, ldns_key *current_key)
00121 {
00122 ldns_rdf *b64rdf = NULL;
00123
00124 switch(ldns_key_algorithm(current_key)) {
00125 case LDNS_SIGN_DSA:
00126 case LDNS_SIGN_DSA_NSEC3:
00127 b64rdf = ldns_sign_public_evp(
00128 sign_buf,
00129 ldns_key_evp_key(current_key),
00130 EVP_dss1());
00131 break;
00132 case LDNS_SIGN_RSASHA1:
00133 case LDNS_SIGN_RSASHA1_NSEC3:
00134 b64rdf = ldns_sign_public_evp(
00135 sign_buf,
00136 ldns_key_evp_key(current_key),
00137 EVP_sha1());
00138 break;
00139 #ifdef USE_SHA2
00140 case LDNS_SIGN_RSASHA256:
00141 b64rdf = ldns_sign_public_evp(
00142 sign_buf,
00143 ldns_key_evp_key(current_key),
00144 EVP_sha256());
00145 break;
00146 case LDNS_SIGN_RSASHA512:
00147 b64rdf = ldns_sign_public_evp(
00148 sign_buf,
00149 ldns_key_evp_key(current_key),
00150 EVP_sha512());
00151 break;
00152 #endif
00153 #ifdef USE_GOST
00154 case LDNS_SIGN_ECC_GOST:
00155 b64rdf = ldns_sign_public_evp(
00156 sign_buf,
00157 ldns_key_evp_key(current_key),
00158 EVP_get_digestbyname("md_gost94"));
00159 break;
00160 #endif
00161 #ifdef USE_ECDSA
00162 case LDNS_SIGN_ECDSAP256SHA256:
00163 b64rdf = ldns_sign_public_evp(
00164 sign_buf,
00165 ldns_key_evp_key(current_key),
00166 EVP_sha256());
00167 break;
00168 case LDNS_SIGN_ECDSAP384SHA384:
00169 b64rdf = ldns_sign_public_evp(
00170 sign_buf,
00171 ldns_key_evp_key(current_key),
00172 EVP_sha384());
00173 break;
00174 #endif
00175 case LDNS_SIGN_RSAMD5:
00176 b64rdf = ldns_sign_public_evp(
00177 sign_buf,
00178 ldns_key_evp_key(current_key),
00179 EVP_md5());
00180 break;
00181 default:
00182
00183 printf("unknown algorithm, ");
00184 printf("is the one used available on this system?\n");
00185 break;
00186 }
00187
00188 return b64rdf;
00189 }
00190
00195 ldns_rr_list *
00196 ldns_sign_public(ldns_rr_list *rrset, ldns_key_list *keys)
00197 {
00198 ldns_rr_list *signatures;
00199 ldns_rr_list *rrset_clone;
00200 ldns_rr *current_sig;
00201 ldns_rdf *b64rdf;
00202 ldns_key *current_key;
00203 size_t key_count;
00204 uint16_t i;
00205 ldns_buffer *sign_buf;
00206 ldns_rdf *new_owner;
00207
00208 if (!rrset || ldns_rr_list_rr_count(rrset) < 1 || !keys) {
00209 return NULL;
00210 }
00211
00212 new_owner = NULL;
00213
00214 signatures = ldns_rr_list_new();
00215
00216
00217
00218 rrset_clone = ldns_rr_list_clone(rrset);
00219 if (!rrset_clone) {
00220 return NULL;
00221 }
00222
00223
00224 for(i = 0; i < ldns_rr_list_rr_count(rrset_clone); i++) {
00225 ldns_rr_set_ttl(ldns_rr_list_rr(rrset_clone, i),
00226 ldns_rr_ttl(ldns_rr_list_rr(rrset, 0)));
00227 ldns_rr2canonical(ldns_rr_list_rr(rrset_clone, i));
00228 }
00229
00230 ldns_rr_list_sort(rrset_clone);
00231
00232 for (key_count = 0;
00233 key_count < ldns_key_list_key_count(keys);
00234 key_count++) {
00235 if (!ldns_key_use(ldns_key_list_key(keys, key_count))) {
00236 continue;
00237 }
00238 sign_buf = ldns_buffer_new(LDNS_MAX_PACKETLEN);
00239 if (!sign_buf) {
00240 ldns_rr_list_free(rrset_clone);
00241 ldns_rr_list_free(signatures);
00242 ldns_rdf_free(new_owner);
00243 return NULL;
00244 }
00245 b64rdf = NULL;
00246
00247 current_key = ldns_key_list_key(keys, key_count);
00248
00249
00250 if (ldns_key_flags(current_key) & LDNS_KEY_ZONE_KEY) {
00251 current_sig = ldns_create_empty_rrsig(rrset_clone,
00252 current_key);
00253
00254
00255
00256
00257
00258 if (ldns_rrsig2buffer_wire(sign_buf, current_sig)
00259 != LDNS_STATUS_OK) {
00260 ldns_buffer_free(sign_buf);
00261
00262 ldns_rr_list_deep_free(rrset_clone);
00263 ldns_rr_free(current_sig);
00264 ldns_rr_list_deep_free(signatures);
00265 return NULL;
00266 }
00267
00268
00269 if (ldns_rr_list2buffer_wire(sign_buf, rrset_clone)
00270 != LDNS_STATUS_OK) {
00271 ldns_buffer_free(sign_buf);
00272 ldns_rr_list_deep_free(rrset_clone);
00273 ldns_rr_free(current_sig);
00274 ldns_rr_list_deep_free(signatures);
00275 return NULL;
00276 }
00277
00278 b64rdf = ldns_sign_public_buffer(sign_buf, current_key);
00279
00280 if (!b64rdf) {
00281
00282 ldns_rr_list_deep_free(rrset_clone);
00283 ldns_rr_free(current_sig);
00284 ldns_rr_list_deep_free(signatures);
00285 return NULL;
00286 }
00287
00288 ldns_rr_rrsig_set_sig(current_sig, b64rdf);
00289
00290
00291 ldns_rr_list_push_rr(signatures, current_sig);
00292 }
00293 ldns_buffer_free(sign_buf);
00294 }
00295 ldns_rr_list_deep_free(rrset_clone);
00296
00297 return signatures;
00298 }
00299
00308 ldns_rdf *
00309 ldns_sign_public_dsa(ldns_buffer *to_sign, DSA *key)
00310 {
00311 unsigned char *sha1_hash;
00312 ldns_rdf *sigdata_rdf;
00313 ldns_buffer *b64sig;
00314
00315 DSA_SIG *sig;
00316 uint8_t *data;
00317 size_t pad;
00318
00319 b64sig = ldns_buffer_new(LDNS_MAX_PACKETLEN);
00320 if (!b64sig) {
00321 return NULL;
00322 }
00323
00324 sha1_hash = SHA1((unsigned char*)ldns_buffer_begin(to_sign),
00325 ldns_buffer_position(to_sign), NULL);
00326 if (!sha1_hash) {
00327 ldns_buffer_free(b64sig);
00328 return NULL;
00329 }
00330
00331 sig = DSA_do_sign(sha1_hash, SHA_DIGEST_LENGTH, key);
00332 if(!sig) {
00333 ldns_buffer_free(b64sig);
00334 return NULL;
00335 }
00336
00337 data = LDNS_XMALLOC(uint8_t, 1 + 2 * SHA_DIGEST_LENGTH);
00338 if(!data) {
00339 ldns_buffer_free(b64sig);
00340 DSA_SIG_free(sig);
00341 return NULL;
00342 }
00343
00344 data[0] = 1;
00345 pad = 20 - (size_t) BN_num_bytes(sig->r);
00346 if (pad > 0) {
00347 memset(data + 1, 0, pad);
00348 }
00349 BN_bn2bin(sig->r, (unsigned char *) (data + 1) + pad);
00350
00351 pad = 20 - (size_t) BN_num_bytes(sig->s);
00352 if (pad > 0) {
00353 memset(data + 1 + SHA_DIGEST_LENGTH, 0, pad);
00354 }
00355 BN_bn2bin(sig->s, (unsigned char *) (data + 1 + SHA_DIGEST_LENGTH + pad));
00356
00357 sigdata_rdf = ldns_rdf_new_frm_data(LDNS_RDF_TYPE_B64,
00358 1 + 2 * SHA_DIGEST_LENGTH,
00359 data);
00360
00361 ldns_buffer_free(b64sig);
00362 LDNS_FREE(data);
00363 DSA_SIG_free(sig);
00364
00365 return sigdata_rdf;
00366 }
00367
00368 #ifdef USE_ECDSA
00369 #ifndef S_SPLINT_S
00370 static int
00371 ldns_pkey_is_ecdsa(EVP_PKEY* pkey)
00372 {
00373 EC_KEY* ec;
00374 const EC_GROUP* g;
00375 if(EVP_PKEY_type(pkey->type) != EVP_PKEY_EC)
00376 return 0;
00377 ec = EVP_PKEY_get1_EC_KEY(pkey);
00378 g = EC_KEY_get0_group(ec);
00379 if(!g) {
00380 EC_KEY_free(ec);
00381 return 0;
00382 }
00383 if(EC_GROUP_get_curve_name(g) == NID_secp224r1 ||
00384 EC_GROUP_get_curve_name(g) == NID_X9_62_prime256v1 ||
00385 EC_GROUP_get_curve_name(g) == NID_secp384r1) {
00386 EC_KEY_free(ec);
00387 return 1;
00388 }
00389
00390 EC_KEY_free(ec);
00391 return 0;
00392 }
00393 #endif
00394 #endif
00395
00396 ldns_rdf *
00397 ldns_sign_public_evp(ldns_buffer *to_sign,
00398 EVP_PKEY *key,
00399 const EVP_MD *digest_type)
00400 {
00401 unsigned int siglen;
00402 ldns_rdf *sigdata_rdf;
00403 ldns_buffer *b64sig;
00404 EVP_MD_CTX ctx;
00405 const EVP_MD *md_type;
00406 int r;
00407
00408 siglen = 0;
00409 b64sig = ldns_buffer_new(LDNS_MAX_PACKETLEN);
00410 if (!b64sig) {
00411 return NULL;
00412 }
00413
00414
00415 md_type = digest_type;
00416 if(!md_type) {
00417
00418 ldns_buffer_free(b64sig);
00419 return NULL;
00420 }
00421
00422 EVP_MD_CTX_init(&ctx);
00423 r = EVP_SignInit(&ctx, md_type);
00424 if(r == 1) {
00425 r = EVP_SignUpdate(&ctx, (unsigned char*)
00426 ldns_buffer_begin(to_sign),
00427 ldns_buffer_position(to_sign));
00428 } else {
00429 ldns_buffer_free(b64sig);
00430 return NULL;
00431 }
00432 if(r == 1) {
00433 r = EVP_SignFinal(&ctx, (unsigned char*)
00434 ldns_buffer_begin(b64sig), &siglen, key);
00435 } else {
00436 ldns_buffer_free(b64sig);
00437 return NULL;
00438 }
00439 if(r != 1) {
00440 ldns_buffer_free(b64sig);
00441 return NULL;
00442 }
00443
00444
00445 #ifndef S_SPLINT_S
00446 if (EVP_PKEY_type(key->type) == EVP_PKEY_DSA) {
00447 sigdata_rdf = ldns_convert_dsa_rrsig_asn12rdf(b64sig, siglen);
00448 #ifdef USE_ECDSA
00449 } else if(EVP_PKEY_type(key->type) == EVP_PKEY_EC &&
00450 ldns_pkey_is_ecdsa(key)) {
00451 sigdata_rdf = ldns_convert_ecdsa_rrsig_asn12rdf(b64sig, siglen);
00452 #endif
00453 } else {
00454
00455 sigdata_rdf = ldns_rdf_new_frm_data(LDNS_RDF_TYPE_B64, siglen,
00456 ldns_buffer_begin(b64sig));
00457 }
00458 #endif
00459 ldns_buffer_free(b64sig);
00460 EVP_MD_CTX_cleanup(&ctx);
00461 return sigdata_rdf;
00462 }
00463
00464 ldns_rdf *
00465 ldns_sign_public_rsasha1(ldns_buffer *to_sign, RSA *key)
00466 {
00467 unsigned char *sha1_hash;
00468 unsigned int siglen;
00469 ldns_rdf *sigdata_rdf;
00470 ldns_buffer *b64sig;
00471 int result;
00472
00473 siglen = 0;
00474 b64sig = ldns_buffer_new(LDNS_MAX_PACKETLEN);
00475 if (!b64sig) {
00476 return NULL;
00477 }
00478
00479 sha1_hash = SHA1((unsigned char*)ldns_buffer_begin(to_sign),
00480 ldns_buffer_position(to_sign), NULL);
00481 if (!sha1_hash) {
00482 ldns_buffer_free(b64sig);
00483 return NULL;
00484 }
00485
00486 result = RSA_sign(NID_sha1, sha1_hash, SHA_DIGEST_LENGTH,
00487 (unsigned char*)ldns_buffer_begin(b64sig),
00488 &siglen, key);
00489 if (result != 1) {
00490 ldns_buffer_free(b64sig);
00491 return NULL;
00492 }
00493
00494 sigdata_rdf = ldns_rdf_new_frm_data(LDNS_RDF_TYPE_B64, siglen,
00495 ldns_buffer_begin(b64sig));
00496 ldns_buffer_free(b64sig);
00497 return sigdata_rdf;
00498 }
00499
00500 ldns_rdf *
00501 ldns_sign_public_rsamd5(ldns_buffer *to_sign, RSA *key)
00502 {
00503 unsigned char *md5_hash;
00504 unsigned int siglen;
00505 ldns_rdf *sigdata_rdf;
00506 ldns_buffer *b64sig;
00507
00508 b64sig = ldns_buffer_new(LDNS_MAX_PACKETLEN);
00509 if (!b64sig) {
00510 return NULL;
00511 }
00512
00513 md5_hash = MD5((unsigned char*)ldns_buffer_begin(to_sign),
00514 ldns_buffer_position(to_sign), NULL);
00515 if (!md5_hash) {
00516 ldns_buffer_free(b64sig);
00517 return NULL;
00518 }
00519
00520 RSA_sign(NID_md5, md5_hash, MD5_DIGEST_LENGTH,
00521 (unsigned char*)ldns_buffer_begin(b64sig),
00522 &siglen, key);
00523
00524 sigdata_rdf = ldns_rdf_new_frm_data(LDNS_RDF_TYPE_B64, siglen,
00525 ldns_buffer_begin(b64sig));
00526 ldns_buffer_free(b64sig);
00527 return sigdata_rdf;
00528 }
00529 #endif
00530
00534 static ldns_status
00535 ldns_dnssec_addresses_on_glue_list(
00536 ldns_dnssec_rrsets *cur_rrset,
00537 ldns_rr_list *glue_list)
00538 {
00539 ldns_dnssec_rrs *cur_rrs;
00540 while (cur_rrset) {
00541 if (cur_rrset->type == LDNS_RR_TYPE_A
00542 || cur_rrset->type == LDNS_RR_TYPE_AAAA) {
00543 for (cur_rrs = cur_rrset->rrs;
00544 cur_rrs;
00545 cur_rrs = cur_rrs->next) {
00546 if (cur_rrs->rr) {
00547 if (!ldns_rr_list_push_rr(glue_list,
00548 cur_rrs->rr)) {
00549 return LDNS_STATUS_MEM_ERR;
00550
00551
00552
00553
00554
00555 }
00556 }
00557 }
00558 }
00559 cur_rrset = cur_rrset->next;
00560 }
00561 return LDNS_STATUS_OK;
00562 }
00563
00578 ldns_status
00579 ldns_dnssec_zone_mark_and_get_glue(ldns_dnssec_zone *zone,
00580 ldns_rr_list *glue_list)
00581 {
00582 ldns_rbnode_t *node;
00583 ldns_dnssec_name *name;
00584 ldns_rdf *owner;
00585 ldns_rdf *cut = NULL;
00586
00587
00588
00589 int below_delegation = -1;
00590 ldns_status s;
00591
00592 if (!zone || !zone->names) {
00593 return LDNS_STATUS_NULL;
00594 }
00595 for (node = ldns_rbtree_first(zone->names);
00596 node != LDNS_RBTREE_NULL;
00597 node = ldns_rbtree_next(node)) {
00598 name = (ldns_dnssec_name *) node->data;
00599 owner = ldns_dnssec_name_name(name);
00600
00601 if (cut) {
00602
00603
00604
00605
00606
00607
00608
00609
00610
00611
00612
00613 if (ldns_dname_is_subdomain(owner, cut) &&
00614 !ldns_dnssec_rrsets_contains_type(
00615 name->rrsets, LDNS_RR_TYPE_SOA)) {
00616
00617 if (below_delegation && glue_list) {
00618 s = ldns_dnssec_addresses_on_glue_list(
00619 name->rrsets, glue_list);
00620 if (s != LDNS_STATUS_OK) {
00621 return s;
00622 }
00623 }
00624 name->is_glue = true;
00625 continue;
00626 } else {
00627 cut = NULL;
00628 }
00629 }
00630
00631
00632
00633
00634
00635 if (ldns_dnssec_rrsets_contains_type(
00636 name->rrsets, LDNS_RR_TYPE_NS)
00637 && !ldns_dnssec_rrsets_contains_type(
00638 name->rrsets, LDNS_RR_TYPE_SOA)) {
00639 cut = owner;
00640 below_delegation = 1;
00641 if (glue_list) {
00642 s = ldns_dnssec_addresses_on_glue_list(
00643 name->rrsets, glue_list);
00644 if (s != LDNS_STATUS_OK) {
00645 return s;
00646 }
00647 }
00648 } else if (ldns_dnssec_rrsets_contains_type(
00649 name->rrsets, LDNS_RR_TYPE_DNAME)) {
00650 cut = owner;
00651 below_delegation = 0;
00652 }
00653 }
00654 return LDNS_STATUS_OK;
00655 }
00656
00667 ldns_status
00668 ldns_dnssec_zone_mark_glue(ldns_dnssec_zone *zone)
00669 {
00670 return ldns_dnssec_zone_mark_and_get_glue(zone, NULL);
00671 }
00672
00673 ldns_rbnode_t *
00674 ldns_dnssec_name_node_next_nonglue(ldns_rbnode_t *node)
00675 {
00676 ldns_rbnode_t *next_node = NULL;
00677 ldns_dnssec_name *next_name = NULL;
00678 bool done = false;
00679
00680 if (node == LDNS_RBTREE_NULL) {
00681 return NULL;
00682 }
00683 next_node = node;
00684 while (!done) {
00685 if (next_node == LDNS_RBTREE_NULL) {
00686 return NULL;
00687 } else {
00688 next_name = (ldns_dnssec_name *)next_node->data;
00689 if (!next_name->is_glue) {
00690 done = true;
00691 } else {
00692 next_node = ldns_rbtree_next(next_node);
00693 }
00694 }
00695 }
00696 return next_node;
00697 }
00698
00699 ldns_status
00700 ldns_dnssec_zone_create_nsecs(ldns_dnssec_zone *zone,
00701 ldns_rr_list *new_rrs)
00702 {
00703
00704 ldns_rbnode_t *first_node, *cur_node, *next_node;
00705 ldns_dnssec_name *cur_name, *next_name;
00706 ldns_rr *nsec_rr;
00707 uint32_t nsec_ttl;
00708 ldns_dnssec_rrsets *soa;
00709
00710
00711
00712
00713 soa = ldns_dnssec_name_find_rrset(zone->soa, LDNS_RR_TYPE_SOA);
00714
00715
00716
00717
00718 if (soa && soa->rrs && soa->rrs->rr
00719 && (ldns_rr_rdf(soa->rrs->rr, 6) != NULL)) {
00720 nsec_ttl = ldns_rdf2native_int32(ldns_rr_rdf(soa->rrs->rr, 6));
00721 } else {
00722 nsec_ttl = LDNS_DEFAULT_TTL;
00723 }
00724
00725 first_node = ldns_dnssec_name_node_next_nonglue(
00726 ldns_rbtree_first(zone->names));
00727 cur_node = first_node;
00728 if (cur_node) {
00729 next_node = ldns_dnssec_name_node_next_nonglue(
00730 ldns_rbtree_next(cur_node));
00731 } else {
00732 next_node = NULL;
00733 }
00734
00735 while (cur_node && next_node) {
00736 cur_name = (ldns_dnssec_name *)cur_node->data;
00737 next_name = (ldns_dnssec_name *)next_node->data;
00738 nsec_rr = ldns_dnssec_create_nsec(cur_name,
00739 next_name,
00740 LDNS_RR_TYPE_NSEC);
00741 ldns_rr_set_ttl(nsec_rr, nsec_ttl);
00742 if(ldns_dnssec_name_add_rr(cur_name, nsec_rr)!=LDNS_STATUS_OK){
00743 ldns_rr_free(nsec_rr);
00744 return LDNS_STATUS_ERR;
00745 }
00746 ldns_rr_list_push_rr(new_rrs, nsec_rr);
00747 cur_node = next_node;
00748 if (cur_node) {
00749 next_node = ldns_dnssec_name_node_next_nonglue(
00750 ldns_rbtree_next(cur_node));
00751 }
00752 }
00753
00754 if (cur_node && !next_node) {
00755 cur_name = (ldns_dnssec_name *)cur_node->data;
00756 next_name = (ldns_dnssec_name *)first_node->data;
00757 nsec_rr = ldns_dnssec_create_nsec(cur_name,
00758 next_name,
00759 LDNS_RR_TYPE_NSEC);
00760 ldns_rr_set_ttl(nsec_rr, nsec_ttl);
00761 if(ldns_dnssec_name_add_rr(cur_name, nsec_rr)!=LDNS_STATUS_OK){
00762 ldns_rr_free(nsec_rr);
00763 return LDNS_STATUS_ERR;
00764 }
00765 ldns_rr_list_push_rr(new_rrs, nsec_rr);
00766 } else {
00767 printf("error\n");
00768 }
00769
00770 return LDNS_STATUS_OK;
00771 }
00772
00773 #ifdef HAVE_SSL
00774
00775 extern int ldns_dname_compare_v(const void *a, const void *b);
00776
00777 ldns_status
00778 ldns_dnssec_zone_create_nsec3s_mkmap(ldns_dnssec_zone *zone,
00779 ldns_rr_list *new_rrs,
00780 uint8_t algorithm,
00781 uint8_t flags,
00782 uint16_t iterations,
00783 uint8_t salt_length,
00784 uint8_t *salt,
00785 ldns_rbtree_t **map)
00786 {
00787 ldns_rbnode_t *first_name_node;
00788 ldns_rbnode_t *current_name_node;
00789 ldns_dnssec_name *current_name;
00790 ldns_status result = LDNS_STATUS_OK;
00791 ldns_rr *nsec_rr;
00792 ldns_rr_list *nsec3_list;
00793 uint32_t nsec_ttl;
00794 ldns_dnssec_rrsets *soa;
00795 ldns_rbnode_t *hashmap_node;
00796
00797 if (!zone || !new_rrs || !zone->names) {
00798 return LDNS_STATUS_ERR;
00799 }
00800
00801
00802
00803
00804 soa = ldns_dnssec_name_find_rrset(zone->soa, LDNS_RR_TYPE_SOA);
00805
00806
00807
00808
00809 if (soa && soa->rrs && soa->rrs->rr
00810 && ldns_rr_rdf(soa->rrs->rr, 6) != NULL) {
00811 nsec_ttl = ldns_rdf2native_int32(ldns_rr_rdf(soa->rrs->rr, 6));
00812 } else {
00813 nsec_ttl = LDNS_DEFAULT_TTL;
00814 }
00815
00816 if (map) {
00817 if ((*map = ldns_rbtree_create(ldns_dname_compare_v))
00818 == NULL) {
00819 map = NULL;
00820 };
00821 }
00822 nsec3_list = ldns_rr_list_new();
00823
00824 first_name_node = ldns_dnssec_name_node_next_nonglue(
00825 ldns_rbtree_first(zone->names));
00826
00827 current_name_node = first_name_node;
00828
00829 while (current_name_node &&
00830 current_name_node != LDNS_RBTREE_NULL) {
00831 current_name = (ldns_dnssec_name *) current_name_node->data;
00832 nsec_rr = ldns_dnssec_create_nsec3(current_name,
00833 NULL,
00834 zone->soa->name,
00835 algorithm,
00836 flags,
00837 iterations,
00838 salt_length,
00839 salt);
00840
00841
00842 if (!current_name->rrsets) {
00843 ldns_rdf_deep_free(ldns_rr_pop_rdf(nsec_rr));
00844 }
00845 ldns_rr_set_ttl(nsec_rr, nsec_ttl);
00846 result = ldns_dnssec_name_add_rr(current_name, nsec_rr);
00847 ldns_rr_list_push_rr(new_rrs, nsec_rr);
00848 ldns_rr_list_push_rr(nsec3_list, nsec_rr);
00849 if (map) {
00850 hashmap_node = LDNS_MALLOC(ldns_rbnode_t);
00851 if (hashmap_node && ldns_rr_owner(nsec_rr)) {
00852 hashmap_node->key = ldns_dname_label(
00853 ldns_rr_owner(nsec_rr), 0);
00854 if (hashmap_node->key) {
00855 hashmap_node->data = current_name->name;
00856 (void) ldns_rbtree_insert(
00857 *map, hashmap_node);
00858 }
00859 }
00860 }
00861 current_name_node = ldns_dnssec_name_node_next_nonglue(
00862 ldns_rbtree_next(current_name_node));
00863 }
00864 if (result != LDNS_STATUS_OK) {
00865 ldns_rr_list_free(nsec3_list);
00866 return result;
00867 }
00868
00869 ldns_rr_list_sort_nsec3(nsec3_list);
00870 result = ldns_dnssec_chain_nsec3_list(nsec3_list);
00871 ldns_rr_list_free(nsec3_list);
00872
00873 return result;
00874 }
00875
00876 ldns_status
00877 ldns_dnssec_zone_create_nsec3s(ldns_dnssec_zone *zone,
00878 ldns_rr_list *new_rrs,
00879 uint8_t algorithm,
00880 uint8_t flags,
00881 uint16_t iterations,
00882 uint8_t salt_length,
00883 uint8_t *salt)
00884 {
00885 return ldns_dnssec_zone_create_nsec3s_mkmap(zone, new_rrs, algorithm,
00886 flags, iterations, salt_length, salt, NULL);
00887
00888 }
00889 #endif
00890
00891 ldns_dnssec_rrs *
00892 ldns_dnssec_remove_signatures( ldns_dnssec_rrs *signatures
00893 , ATTR_UNUSED(ldns_key_list *key_list)
00894 , int (*func)(ldns_rr *, void *)
00895 , void *arg
00896 )
00897 {
00898 ldns_dnssec_rrs *base_rrs = signatures;
00899 ldns_dnssec_rrs *cur_rr = base_rrs;
00900 ldns_dnssec_rrs *prev_rr = NULL;
00901 ldns_dnssec_rrs *next_rr;
00902
00903 uint16_t keytag;
00904 size_t i;
00905
00906 if (!cur_rr) {
00907 switch(func(NULL, arg)) {
00908 case LDNS_SIGNATURE_LEAVE_ADD_NEW:
00909 case LDNS_SIGNATURE_REMOVE_ADD_NEW:
00910 break;
00911 case LDNS_SIGNATURE_LEAVE_NO_ADD:
00912 case LDNS_SIGNATURE_REMOVE_NO_ADD:
00913 ldns_key_list_set_use(key_list, false);
00914 break;
00915 default:
00916 fprintf(stderr, "[XX] unknown return value from callback\n");
00917 break;
00918 }
00919 return NULL;
00920 }
00921 (void)func(cur_rr->rr, arg);
00922
00923 while (cur_rr) {
00924 next_rr = cur_rr->next;
00925
00926 switch (func(cur_rr->rr, arg)) {
00927 case LDNS_SIGNATURE_LEAVE_ADD_NEW:
00928 prev_rr = cur_rr;
00929 break;
00930 case LDNS_SIGNATURE_LEAVE_NO_ADD:
00931 keytag = ldns_rdf2native_int16(
00932 ldns_rr_rrsig_keytag(cur_rr->rr));
00933 for (i = 0; i < ldns_key_list_key_count(key_list); i++) {
00934 if (ldns_key_keytag(ldns_key_list_key(key_list, i)) ==
00935 keytag) {
00936 ldns_key_set_use(ldns_key_list_key(key_list, i),
00937 false);
00938 }
00939 }
00940 prev_rr = cur_rr;
00941 break;
00942 case LDNS_SIGNATURE_REMOVE_NO_ADD:
00943 keytag = ldns_rdf2native_int16(
00944 ldns_rr_rrsig_keytag(cur_rr->rr));
00945 for (i = 0; i < ldns_key_list_key_count(key_list); i++) {
00946 if (ldns_key_keytag(ldns_key_list_key(key_list, i))
00947 == keytag) {
00948 ldns_key_set_use(ldns_key_list_key(key_list, i),
00949 false);
00950 }
00951 }
00952 if (prev_rr) {
00953 prev_rr->next = next_rr;
00954 } else {
00955 base_rrs = next_rr;
00956 }
00957 LDNS_FREE(cur_rr);
00958 break;
00959 case LDNS_SIGNATURE_REMOVE_ADD_NEW:
00960 if (prev_rr) {
00961 prev_rr->next = next_rr;
00962 } else {
00963 base_rrs = next_rr;
00964 }
00965 LDNS_FREE(cur_rr);
00966 break;
00967 default:
00968 fprintf(stderr, "[XX] unknown return value from callback\n");
00969 break;
00970 }
00971 cur_rr = next_rr;
00972 }
00973
00974 return base_rrs;
00975 }
00976
00977 #ifdef HAVE_SSL
00978 ldns_status
00979 ldns_dnssec_zone_create_rrsigs(ldns_dnssec_zone *zone,
00980 ldns_rr_list *new_rrs,
00981 ldns_key_list *key_list,
00982 int (*func)(ldns_rr *, void*),
00983 void *arg)
00984 {
00985 return ldns_dnssec_zone_create_rrsigs_flg(zone, new_rrs, key_list,
00986 func, arg, 0);
00987 }
00988
00990 static void
00991 ldns_key_list_filter_for_dnskey(ldns_key_list *key_list)
00992 {
00993 int saw_ksk = 0;
00994 size_t i;
00995 for(i=0; i<ldns_key_list_key_count(key_list); i++)
00996 if((ldns_key_flags(ldns_key_list_key(key_list, i))&LDNS_KEY_SEP_KEY)) {
00997 saw_ksk = 1;
00998 break;
00999 }
01000 if(!saw_ksk)
01001 return;
01002 for(i=0; i<ldns_key_list_key_count(key_list); i++)
01003 if(!(ldns_key_flags(ldns_key_list_key(key_list, i))&LDNS_KEY_SEP_KEY))
01004 ldns_key_set_use(ldns_key_list_key(key_list, i), 0);
01005 }
01006
01008 static void
01009 ldns_key_list_filter_for_non_dnskey(ldns_key_list *key_list)
01010 {
01011 int saw_zsk = 0;
01012 size_t i;
01013 for(i=0; i<ldns_key_list_key_count(key_list); i++)
01014 if(!(ldns_key_flags(ldns_key_list_key(key_list, i))&LDNS_KEY_SEP_KEY)) {
01015 saw_zsk = 1;
01016 break;
01017 }
01018 if(!saw_zsk)
01019 return;
01020
01021 for(i=0; i<ldns_key_list_key_count(key_list); i++)
01022 if((ldns_key_flags(ldns_key_list_key(key_list, i))&LDNS_KEY_SEP_KEY))
01023 ldns_key_set_use(ldns_key_list_key(key_list, i), 0);
01024 }
01025
01026 ldns_status
01027 ldns_dnssec_zone_create_rrsigs_flg( ldns_dnssec_zone *zone
01028 , ldns_rr_list *new_rrs
01029 , ldns_key_list *key_list
01030 , int (*func)(ldns_rr *, void*)
01031 , void *arg
01032 , int flags
01033 )
01034 {
01035 ldns_status result = LDNS_STATUS_OK;
01036
01037 ldns_rbnode_t *cur_node;
01038 ldns_rr_list *rr_list;
01039
01040 ldns_dnssec_name *cur_name;
01041 ldns_dnssec_rrsets *cur_rrset;
01042 ldns_dnssec_rrs *cur_rr;
01043
01044 ldns_rr_list *siglist;
01045
01046 size_t i;
01047
01048 int on_delegation_point = 0;
01049
01050 ldns_rr_list *pubkey_list = ldns_rr_list_new();
01051 for (i = 0; i<ldns_key_list_key_count(key_list); i++) {
01052 ldns_rr_list_push_rr( pubkey_list
01053 , ldns_key2rr(ldns_key_list_key(
01054 key_list, i))
01055 );
01056 }
01057
01058
01059 cur_node = ldns_rbtree_first(zone->names);
01060 while (cur_node != LDNS_RBTREE_NULL) {
01061 cur_name = (ldns_dnssec_name *) cur_node->data;
01062
01063 if (!cur_name->is_glue) {
01064 on_delegation_point = ldns_dnssec_rrsets_contains_type(
01065 cur_name->rrsets, LDNS_RR_TYPE_NS)
01066 && !ldns_dnssec_rrsets_contains_type(
01067 cur_name->rrsets, LDNS_RR_TYPE_SOA);
01068 cur_rrset = cur_name->rrsets;
01069 while (cur_rrset) {
01070
01071 ldns_key_list_set_use(key_list, true);
01072
01073
01074
01075 cur_rrset->signatures =
01076 ldns_dnssec_remove_signatures(cur_rrset->signatures,
01077 key_list,
01078 func,
01079 arg);
01080 if(!(flags&LDNS_SIGN_DNSKEY_WITH_ZSK) &&
01081 cur_rrset->type == LDNS_RR_TYPE_DNSKEY)
01082 ldns_key_list_filter_for_dnskey(key_list);
01083
01084 if(cur_rrset->type != LDNS_RR_TYPE_DNSKEY)
01085 ldns_key_list_filter_for_non_dnskey(key_list);
01086
01087
01088 rr_list = ldns_rr_list_new();
01089
01090 cur_rr = cur_rrset->rrs;
01091 while (cur_rr) {
01092 ldns_rr_list_push_rr(rr_list, cur_rr->rr);
01093 cur_rr = cur_rr->next;
01094 }
01095
01096
01097
01098
01099 if (!on_delegation_point ||
01100 ldns_rr_list_type(rr_list)
01101 == LDNS_RR_TYPE_DS ||
01102 ldns_rr_list_type(rr_list)
01103 == LDNS_RR_TYPE_NSEC ||
01104 ldns_rr_list_type(rr_list)
01105 == LDNS_RR_TYPE_NSEC3) {
01106 siglist = ldns_sign_public(rr_list, key_list);
01107 for (i = 0; i < ldns_rr_list_rr_count(siglist); i++) {
01108 if (cur_rrset->signatures) {
01109 result = ldns_dnssec_rrs_add_rr(cur_rrset->signatures,
01110 ldns_rr_list_rr(siglist,
01111 i));
01112 } else {
01113 cur_rrset->signatures = ldns_dnssec_rrs_new();
01114 cur_rrset->signatures->rr =
01115 ldns_rr_list_rr(siglist, i);
01116 }
01117 if (new_rrs) {
01118 ldns_rr_list_push_rr(new_rrs,
01119 ldns_rr_list_rr(siglist,
01120 i));
01121 }
01122 }
01123 ldns_rr_list_free(siglist);
01124 }
01125
01126 ldns_rr_list_free(rr_list);
01127
01128 cur_rrset = cur_rrset->next;
01129 }
01130
01131
01132 ldns_key_list_set_use(key_list, true);
01133 cur_name->nsec_signatures =
01134 ldns_dnssec_remove_signatures(cur_name->nsec_signatures,
01135 key_list,
01136 func,
01137 arg);
01138 ldns_key_list_filter_for_non_dnskey(key_list);
01139
01140 rr_list = ldns_rr_list_new();
01141 ldns_rr_list_push_rr(rr_list, cur_name->nsec);
01142 siglist = ldns_sign_public(rr_list, key_list);
01143
01144 for (i = 0; i < ldns_rr_list_rr_count(siglist); i++) {
01145 if (cur_name->nsec_signatures) {
01146 result = ldns_dnssec_rrs_add_rr(cur_name->nsec_signatures,
01147 ldns_rr_list_rr(siglist, i));
01148 } else {
01149 cur_name->nsec_signatures = ldns_dnssec_rrs_new();
01150 cur_name->nsec_signatures->rr =
01151 ldns_rr_list_rr(siglist, i);
01152 }
01153 if (new_rrs) {
01154 ldns_rr_list_push_rr(new_rrs,
01155 ldns_rr_list_rr(siglist, i));
01156 }
01157 }
01158
01159 ldns_rr_list_free(siglist);
01160 ldns_rr_list_free(rr_list);
01161 }
01162 cur_node = ldns_rbtree_next(cur_node);
01163 }
01164
01165 ldns_rr_list_deep_free(pubkey_list);
01166 return result;
01167 }
01168
01169 ldns_status
01170 ldns_dnssec_zone_sign(ldns_dnssec_zone *zone,
01171 ldns_rr_list *new_rrs,
01172 ldns_key_list *key_list,
01173 int (*func)(ldns_rr *, void *),
01174 void *arg)
01175 {
01176 return ldns_dnssec_zone_sign_flg(zone, new_rrs, key_list, func, arg, 0);
01177 }
01178
01179 ldns_status
01180 ldns_dnssec_zone_sign_flg(ldns_dnssec_zone *zone,
01181 ldns_rr_list *new_rrs,
01182 ldns_key_list *key_list,
01183 int (*func)(ldns_rr *, void *),
01184 void *arg,
01185 int flags)
01186 {
01187 ldns_status result = LDNS_STATUS_OK;
01188
01189 if (!zone || !new_rrs || !key_list) {
01190 return LDNS_STATUS_ERR;
01191 }
01192
01193
01194 result = ldns_dnssec_zone_mark_glue(zone);
01195 if (result != LDNS_STATUS_OK) {
01196 return result;
01197 }
01198
01199
01200 if (zone->names && !((ldns_dnssec_name *)zone->names->root->data)->nsec) {
01201 result = ldns_dnssec_zone_create_nsecs(zone, new_rrs);
01202 if (result != LDNS_STATUS_OK) {
01203 return result;
01204 }
01205 }
01206
01207 result = ldns_dnssec_zone_create_rrsigs_flg(zone,
01208 new_rrs,
01209 key_list,
01210 func,
01211 arg,
01212 flags);
01213
01214 return result;
01215 }
01216
01217 ldns_status
01218 ldns_dnssec_zone_sign_nsec3(ldns_dnssec_zone *zone,
01219 ldns_rr_list *new_rrs,
01220 ldns_key_list *key_list,
01221 int (*func)(ldns_rr *, void *),
01222 void *arg,
01223 uint8_t algorithm,
01224 uint8_t flags,
01225 uint16_t iterations,
01226 uint8_t salt_length,
01227 uint8_t *salt)
01228 {
01229 return ldns_dnssec_zone_sign_nsec3_flg_mkmap(zone, new_rrs, key_list,
01230 func, arg, algorithm, flags, iterations, salt_length, salt, 0,
01231 NULL);
01232 }
01233
01234 ldns_status
01235 ldns_dnssec_zone_sign_nsec3_flg_mkmap(ldns_dnssec_zone *zone,
01236 ldns_rr_list *new_rrs,
01237 ldns_key_list *key_list,
01238 int (*func)(ldns_rr *, void *),
01239 void *arg,
01240 uint8_t algorithm,
01241 uint8_t flags,
01242 uint16_t iterations,
01243 uint8_t salt_length,
01244 uint8_t *salt,
01245 int signflags,
01246 ldns_rbtree_t **map)
01247 {
01248 ldns_rr *nsec3, *nsec3param;
01249 ldns_status result = LDNS_STATUS_OK;
01250
01251
01252 result = ldns_dnssec_zone_mark_glue(zone);
01253 if (result != LDNS_STATUS_OK) {
01254 return result;
01255 }
01256
01257
01258
01259
01260 if (zone->names) {
01261
01262 result = ldns_dnssec_zone_add_empty_nonterminals(zone);
01263 if (result != LDNS_STATUS_OK) {
01264 return result;
01265 }
01266
01267 nsec3 = ((ldns_dnssec_name *)zone->names->root->data)->nsec;
01268 if (nsec3 && ldns_rr_get_type(nsec3) == LDNS_RR_TYPE_NSEC3) {
01269
01270 } else {
01271 if (!ldns_dnssec_zone_find_rrset(zone,
01272 zone->soa->name,
01273 LDNS_RR_TYPE_NSEC3PARAM)) {
01274
01275 nsec3param =
01276 ldns_rr_new_frm_type(LDNS_RR_TYPE_NSEC3PARAM);
01277 ldns_rr_set_owner(nsec3param,
01278 ldns_rdf_clone(zone->soa->name));
01279 ldns_nsec3_add_param_rdfs(nsec3param,
01280 algorithm,
01281 flags,
01282 iterations,
01283 salt_length,
01284 salt);
01285
01286
01287
01288 ldns_set_bit(ldns_rdf_data(ldns_rr_rdf(nsec3param, 1)), 0, 0);
01289 result = ldns_dnssec_zone_add_rr(zone, nsec3param);
01290 if (result != LDNS_STATUS_OK) {
01291 return result;
01292 }
01293 ldns_rr_list_push_rr(new_rrs, nsec3param);
01294 }
01295 result = ldns_dnssec_zone_create_nsec3s_mkmap(zone,
01296 new_rrs,
01297 algorithm,
01298 flags,
01299 iterations,
01300 salt_length,
01301 salt,
01302 map);
01303 if (result != LDNS_STATUS_OK) {
01304 return result;
01305 }
01306 }
01307
01308 result = ldns_dnssec_zone_create_rrsigs_flg(zone,
01309 new_rrs,
01310 key_list,
01311 func,
01312 arg,
01313 signflags);
01314 }
01315
01316 return result;
01317 }
01318
01319 ldns_status
01320 ldns_dnssec_zone_sign_nsec3_flg(ldns_dnssec_zone *zone,
01321 ldns_rr_list *new_rrs,
01322 ldns_key_list *key_list,
01323 int (*func)(ldns_rr *, void *),
01324 void *arg,
01325 uint8_t algorithm,
01326 uint8_t flags,
01327 uint16_t iterations,
01328 uint8_t salt_length,
01329 uint8_t *salt,
01330 int signflags)
01331 {
01332 return ldns_dnssec_zone_sign_nsec3_flg_mkmap(zone, new_rrs, key_list,
01333 func, arg, algorithm, flags, iterations, salt_length, salt,
01334 signflags, NULL);
01335 }
01336
01337 ldns_zone *
01338 ldns_zone_sign(const ldns_zone *zone, ldns_key_list *key_list)
01339 {
01340 ldns_dnssec_zone *dnssec_zone;
01341 ldns_zone *signed_zone;
01342 ldns_rr_list *new_rrs;
01343 size_t i;
01344
01345 signed_zone = ldns_zone_new();
01346 dnssec_zone = ldns_dnssec_zone_new();
01347
01348 (void) ldns_dnssec_zone_add_rr(dnssec_zone, ldns_zone_soa(zone));
01349 ldns_zone_set_soa(signed_zone, ldns_rr_clone(ldns_zone_soa(zone)));
01350
01351 for (i = 0; i < ldns_rr_list_rr_count(ldns_zone_rrs(zone)); i++) {
01352 (void) ldns_dnssec_zone_add_rr(dnssec_zone,
01353 ldns_rr_list_rr(ldns_zone_rrs(zone),
01354 i));
01355 ldns_zone_push_rr(signed_zone,
01356 ldns_rr_clone(ldns_rr_list_rr(ldns_zone_rrs(zone),
01357 i)));
01358 }
01359
01360 new_rrs = ldns_rr_list_new();
01361 (void) ldns_dnssec_zone_sign(dnssec_zone,
01362 new_rrs,
01363 key_list,
01364 ldns_dnssec_default_replace_signatures,
01365 NULL);
01366
01367 for (i = 0; i < ldns_rr_list_rr_count(new_rrs); i++) {
01368 ldns_rr_list_push_rr(ldns_zone_rrs(signed_zone),
01369 ldns_rr_clone(ldns_rr_list_rr(new_rrs, i)));
01370 }
01371
01372 ldns_rr_list_deep_free(new_rrs);
01373 ldns_dnssec_zone_free(dnssec_zone);
01374
01375 return signed_zone;
01376 }
01377
01378 ldns_zone *
01379 ldns_zone_sign_nsec3(ldns_zone *zone, ldns_key_list *key_list, uint8_t algorithm, uint8_t flags, uint16_t iterations, uint8_t salt_length, uint8_t *salt)
01380 {
01381 ldns_dnssec_zone *dnssec_zone;
01382 ldns_zone *signed_zone;
01383 ldns_rr_list *new_rrs;
01384 size_t i;
01385
01386 signed_zone = ldns_zone_new();
01387 dnssec_zone = ldns_dnssec_zone_new();
01388
01389 (void) ldns_dnssec_zone_add_rr(dnssec_zone, ldns_zone_soa(zone));
01390 ldns_zone_set_soa(signed_zone, ldns_rr_clone(ldns_zone_soa(zone)));
01391
01392 for (i = 0; i < ldns_rr_list_rr_count(ldns_zone_rrs(zone)); i++) {
01393 (void) ldns_dnssec_zone_add_rr(dnssec_zone,
01394 ldns_rr_list_rr(ldns_zone_rrs(zone),
01395 i));
01396 ldns_zone_push_rr(signed_zone,
01397 ldns_rr_clone(ldns_rr_list_rr(ldns_zone_rrs(zone),
01398 i)));
01399 }
01400
01401 new_rrs = ldns_rr_list_new();
01402 (void) ldns_dnssec_zone_sign_nsec3(dnssec_zone,
01403 new_rrs,
01404 key_list,
01405 ldns_dnssec_default_replace_signatures,
01406 NULL,
01407 algorithm,
01408 flags,
01409 iterations,
01410 salt_length,
01411 salt);
01412
01413 for (i = 0; i < ldns_rr_list_rr_count(new_rrs); i++) {
01414 ldns_rr_list_push_rr(ldns_zone_rrs(signed_zone),
01415 ldns_rr_clone(ldns_rr_list_rr(new_rrs, i)));
01416 }
01417
01418 ldns_rr_list_deep_free(new_rrs);
01419 ldns_dnssec_zone_free(dnssec_zone);
01420
01421 return signed_zone;
01422 }
01423 #endif
01424
01425