lib/dns/tsig.c

182 remove_fromring(dns_tsigkey_t *tkey) {
183 	if (tkey->generated) {
184 		ISC_LIST_UNLINK(tkey->ring->lru, tkey, link);
185 		tkey->ring->generated--;
187 	(void)dns_rbt_deletename(tkey->ring->keys, &tkey->name, false);
191 adjust_lru(dns_tsigkey_t *tkey) {
192 	if (tkey->generated) {
193 		RWLOCK(&tkey->ring->lock, isc_rwlocktype_write);
198 		if (ISC_LINK_LINKED(tkey, link) && tkey->ring->lru.tail != tkey)
200 			ISC_LIST_UNLINK(tkey->ring->lru, tkey, link);
201 			ISC_LIST_APPEND(tkey->ring->lru, tkey, link);
203 		RWUNLOCK(&tkey->ring->lock, isc_rwlocktype_write);
216 	    dns_tsigkey_t *tkey) {
231 	result = dns_rbt_addname(ring->keys, name, tkey);
232 	if (result == ISC_R_SUCCESS && tkey->generated) {
237 		ISC_LIST_APPEND(ring->lru, tkey, link);
253 	dns_tsigkey_t *tkey;
264 	tkey = isc_mem_get(mctx, sizeof(dns_tsigkey_t));
266 	dns_name_init(&tkey->name, NULL);
267 	dns_name_dup(name, mctx, &tkey->name);
268 	(void)dns_name_downcase(&tkey->name, &tkey->name, NULL);
277 		tkey->algorithm = dns__tsig_algnamefromname(algorithm);
292 		tkey->algorithm = tmpname;
296 		tkey->creator = isc_mem_get(mctx, sizeof(dns_name_t));
297 		dns_name_init(tkey->creator, NULL);
298 		dns_name_dup(creator, mctx, tkey->creator);
300 		tkey->creator = NULL;
303 	tkey->key = NULL;
305 		dst_key_attach(dstkey, &tkey->key);
307 	tkey->ring = ring;
316 	isc_refcount_init(&tkey->refs, refs);
318 	tkey->generated = generated;
319 	tkey->inception = inception;
320 	tkey->expire = expire;
321 	tkey->mctx = NULL;
322 	isc_mem_attach(mctx, &tkey->mctx);
323 	ISC_LINK_INIT(tkey, link);
325 	tkey->magic = TSIG_MAGIC;
328 		ret = keyring_add(ring, name, tkey);
349 		*key = tkey;
355 	tkey->magic = 0;
357 		isc_refcount_decrement0(&tkey->refs);
359 	isc_refcount_destroy(&tkey->refs);
361 	if (tkey->key != NULL) {
362 		dst_key_free(&tkey->key);
364 	if (tkey->creator != NULL) {
365 		dns_name_free(tkey->creator, mctx);
366 		isc_mem_put(mctx, tkey->creator, sizeof(dns_name_t));
368 	if (dns__tsig_algallocated(tkey->algorithm)) {
370 		DE_CONST(tkey->algorithm, tmpname);
377 	dns_name_free(&tkey->name, mctx);
378 	isc_mem_put(mctx, tkey, sizeof(dns_tsigkey_t));
395 	dns_tsigkey_t *tkey;
415 		tkey = node->data;
416 		if (tkey != NULL) {
417 			if (tkey->generated &&
418 			    isc_refcount_current(&tkey->refs) == 1 &&
419 			    tkey->inception != tkey->expire &&
420 			    tkey->expire < now)
422 				tsig_log(tkey, 2, "tsig expire: deleting");
425 				remove_fromring(tkey);
573 dump_key(dns_tsigkey_t *tkey, FILE *fp) {
581 	REQUIRE(tkey != NULL);
584 	dns_name_format(&tkey->name, namestr, sizeof(namestr));
585 	dns_name_format(tkey->creator, creatorstr, sizeof(creatorstr));
586 	dns_name_format(tkey->algorithm, algorithmstr, sizeof(algorithmstr));
587 	result = dst_key_dump(tkey->key, tkey->mctx, &buffer, &length);
590 			tkey->inception, tkey->expire, algorithmstr, length,
594 		isc_mem_put(tkey->mctx, buffer, length);
607 	dns_tsigkey_t *tkey;
632 		tkey = node->data;
633 		if (tkey != NULL && tkey->generated && tkey->expire >= now) {
634 			dump_key(tkey, fp);
791 		if (msg->tkey != 1) {
1852 		    dns_tsigkey_t *tkey) {
1855 	result = keyring_add(ring, name, tkey);
1857 		isc_refcount_increment(&tkey->refs);