vendor/unbound/1.4.21

6 files changed, 55 insertions, 55 deletions

diff --git a/services/cache/dns.c b/services/cache/dns.c
index 6e99b7fa4a88..7dadb5c39656 100644
--- a/services/cache/dns.c
+++ b/services/cache/dns.c
@@ -66,8 +66,8 @@
  * @param region: for qrep allocs.
  */
 static void
-store_rrsets(struct module_env* env, struct reply_info* rep, uint32_t now,
-	uint32_t leeway, int pside, struct reply_info* qrep,
+store_rrsets(struct module_env* env, struct reply_info* rep, time_t now,
+	time_t leeway, int pside, struct reply_info* qrep,
 	struct regional* region)
 {
         size_t i;
@@ -105,11 +105,11 @@ store_rrsets(struct module_env* env, struct reply_info* rep, uint32_t now,
 
 void 
 dns_cache_store_msg(struct module_env* env, struct query_info* qinfo,
-	hashvalue_t hash, struct reply_info* rep, uint32_t leeway, int pside,
+	hashvalue_t hash, struct reply_info* rep, time_t leeway, int pside,
 	struct reply_info* qrep, struct regional* region)
 {
 	struct msgreply_entry* e;
-	uint32_t ttl = rep->ttl;
+	time_t ttl = rep->ttl;
 	size_t i;
 
 	/* store RRsets */
@@ -142,7 +142,7 @@ dns_cache_store_msg(struct module_env* env, struct query_info* qinfo,
 /** find closest NS or DNAME and returns the rrset (locked) */
 static struct ub_packed_rrset_key*
 find_closest_of_type(struct module_env* env, uint8_t* qname, size_t qnamelen, 
-	uint16_t qclass, uint32_t now, uint16_t searchtype, int stripfront)
+	uint16_t qclass, time_t now, uint16_t searchtype, int stripfront)
 {
 	struct ub_packed_rrset_key *rrset;
 	uint8_t lablen;
@@ -171,7 +171,7 @@ find_closest_of_type(struct module_env* env, uint8_t* qname, size_t qnamelen,
 /** add addr to additional section */
 static void
 addr_to_additional(struct ub_packed_rrset_key* rrset, struct regional* region,
-	struct dns_msg* msg, uint32_t now)
+	struct dns_msg* msg, time_t now)
 {
 	if((msg->rep->rrsets[msg->rep->rrset_count] = 
 		packed_rrset_copy_region(rrset, region, now))) {
@@ -183,7 +183,7 @@ addr_to_additional(struct ub_packed_rrset_key* rrset, struct regional* region,
 /** lookup message in message cache */
 static struct msgreply_entry* 
 msg_cache_lookup(struct module_env* env, uint8_t* qname, size_t qnamelen, 
-	uint16_t qtype, uint16_t qclass, uint32_t now, int wr)
+	uint16_t qtype, uint16_t qclass, time_t now, int wr)
 {
 	struct lruhash_entry* e;
 	struct query_info k;
@@ -207,7 +207,7 @@ msg_cache_lookup(struct module_env* env, uint8_t* qname, size_t qnamelen,
 /** find and add A and AAAA records for nameservers in delegpt */
 static int
 find_add_addrs(struct module_env* env, uint16_t qclass, 
-	struct regional* region, struct delegpt* dp, uint32_t now, 
+	struct regional* region, struct delegpt* dp, time_t now, 
 	struct dns_msg** msg)
 {
 	struct delegpt_ns* ns;
@@ -262,12 +262,12 @@ cache_fill_missing(struct module_env* env, uint16_t qclass,
 	struct delegpt_ns* ns;
 	struct msgreply_entry* neg;
 	struct ub_packed_rrset_key* akey;
-	uint32_t now = *env->now;
+	time_t now = *env->now;
 	for(ns = dp->nslist; ns; ns = ns->next) {
 		akey = rrset_cache_lookup(env->rrset_cache, ns->name, 
 			ns->namelen, LDNS_RR_TYPE_A, qclass, 0, now, 0);
 		if(akey) {
-			if(!delegpt_add_rrset_A(dp, region, akey, (int)ns->lame)) {
+			if(!delegpt_add_rrset_A(dp, region, akey, ns->lame)) {
 				lock_rw_unlock(&akey->entry.lock);
 				return 0;
 			}
@@ -285,7 +285,7 @@ cache_fill_missing(struct module_env* env, uint16_t qclass,
 		akey = rrset_cache_lookup(env->rrset_cache, ns->name, 
 			ns->namelen, LDNS_RR_TYPE_AAAA, qclass, 0, now, 0);
 		if(akey) {
-			if(!delegpt_add_rrset_AAAA(dp, region, akey, (int)ns->lame)) {
+			if(!delegpt_add_rrset_AAAA(dp, region, akey, ns->lame)) {
 				lock_rw_unlock(&akey->entry.lock);
 				return 0;
 			}
@@ -307,7 +307,7 @@ cache_fill_missing(struct module_env* env, uint16_t qclass,
 /** find and add DS or NSEC to delegation msg */
 static void
 find_add_ds(struct module_env* env, struct regional* region, 
-	struct dns_msg* msg, struct delegpt* dp, uint32_t now)
+	struct dns_msg* msg, struct delegpt* dp, time_t now)
 {
 	/* Lookup the DS or NSEC at the delegation point. */
 	struct ub_packed_rrset_key* rrset = rrset_cache_lookup(
@@ -369,7 +369,7 @@ dns_msg_create(uint8_t* qname, size_t qnamelen, uint16_t qtype,
 
 int
 dns_msg_authadd(struct dns_msg* msg, struct regional* region, 
-	struct ub_packed_rrset_key* rrset, uint32_t now)
+	struct ub_packed_rrset_key* rrset, time_t now)
 {
 	if(!(msg->rep->rrsets[msg->rep->rrset_count++] = 
 		packed_rrset_copy_region(rrset, region, now)))
@@ -381,7 +381,7 @@ dns_msg_authadd(struct dns_msg* msg, struct regional* region,
 struct delegpt* 
 dns_cache_find_delegation(struct module_env* env, uint8_t* qname, 
 	size_t qnamelen, uint16_t qtype, uint16_t qclass, 
-	struct regional* region, struct dns_msg** msg, uint32_t now)
+	struct regional* region, struct dns_msg** msg, time_t now)
 {
 	/* try to find closest NS rrset */
 	struct ub_packed_rrset_key* nskey;
@@ -455,7 +455,7 @@ gen_dns_msg(struct regional* region, struct query_info* q, size_t num)
 /** generate dns_msg from cached message */
 static struct dns_msg*
 tomsg(struct module_env* env, struct query_info* q, struct reply_info* r, 
-	struct regional* region, uint32_t now, struct regional* scratch)
+	struct regional* region, time_t now, struct regional* scratch)
 {
 	struct dns_msg* msg;
 	size_t i;
@@ -506,7 +506,7 @@ tomsg(struct module_env* env, struct query_info* q, struct reply_info* r,
 /** synthesize RRset-only response from cached RRset item */
 static struct dns_msg*
 rrset_msg(struct ub_packed_rrset_key* rrset, struct regional* region, 
-	uint32_t now, struct query_info* q)
+	time_t now, struct query_info* q)
 {
 	struct dns_msg* msg;
 	struct packed_rrset_data* d = (struct packed_rrset_data*)
@@ -535,7 +535,7 @@ rrset_msg(struct ub_packed_rrset_key* rrset, struct regional* region,
 /** synthesize DNAME+CNAME response from cached DNAME item */
 static struct dns_msg*
 synth_dname_msg(struct ub_packed_rrset_key* rrset, struct regional* region, 
-	uint32_t now, struct query_info* q)
+	time_t now, struct query_info* q)
 {
 	struct dns_msg* msg;
 	struct ub_packed_rrset_key* ck;
@@ -599,7 +599,7 @@ synth_dname_msg(struct ub_packed_rrset_key* rrset, struct regional* region,
 	ck->entry.hash = rrset_key_hash(&ck->rk);
 	newd = (struct packed_rrset_data*)regional_alloc_zero(region,
 		sizeof(struct packed_rrset_data) + sizeof(size_t) + 
-		sizeof(uint8_t*) + sizeof(uint32_t) + sizeof(uint16_t) 
+		sizeof(uint8_t*) + sizeof(time_t) + sizeof(uint16_t) 
 		+ newlen);
 	if(!newd)
 		return NULL;
@@ -630,7 +630,7 @@ dns_cache_lookup(struct module_env* env,
 	struct lruhash_entry* e;
 	struct query_info k;
 	hashvalue_t h;
-	uint32_t now = *env->now;
+	time_t now = *env->now;
 	struct ub_packed_rrset_key* rrset;
 
 	/* lookup first, this has both NXdomains and ANSWER responses */
@@ -739,7 +739,7 @@ dns_cache_lookup(struct module_env* env,
 
 int 
 dns_cache_store(struct module_env* env, struct query_info* msgqinf,
-        struct reply_info* msgrep, int is_referral, uint32_t leeway, int pside,
+        struct reply_info* msgrep, int is_referral, time_t leeway, int pside,
 	struct regional* region)
 {
 	struct reply_info* rep = NULL;
diff --git a/services/cache/dns.h b/services/cache/dns.h
index bc9f57c9c0d9..508f34441118 100644
--- a/services/cache/dns.h
+++ b/services/cache/dns.h
@@ -82,7 +82,7 @@ struct dns_msg {
  * @return 0 on alloc error (out of memory).
  */
 int dns_cache_store(struct module_env* env, struct query_info* qinf,
-        struct reply_info* rep, int is_referral, uint32_t leeway, int pside,
+        struct reply_info* rep, int is_referral, time_t leeway, int pside,
 	struct regional* region); 
 
 /**
@@ -105,7 +105,7 @@ int dns_cache_store(struct module_env* env, struct query_info* qinf,
  * @param region: to allocate into for qmsg.
  */
 void dns_cache_store_msg(struct module_env* env, struct query_info* qinfo,
-	hashvalue_t hash, struct reply_info* rep, uint32_t leeway, int pside,
+	hashvalue_t hash, struct reply_info* rep, time_t leeway, int pside,
 	struct reply_info* qrep, struct regional* region);
 
 /**
@@ -123,7 +123,7 @@ void dns_cache_store_msg(struct module_env* env, struct query_info* qinfo,
  */
 struct delegpt* dns_cache_find_delegation(struct module_env* env, 
 	uint8_t* qname, size_t qnamelen, uint16_t qtype, uint16_t qclass, 
-	struct regional* region, struct dns_msg** msg, uint32_t timenow);
+	struct regional* region, struct dns_msg** msg, time_t timenow);
 
 /** 
  * Find cached message 
@@ -177,6 +177,6 @@ struct dns_msg* dns_msg_create(uint8_t* qname, size_t qnamelen, uint16_t qtype,
  * @return true if worked, false on fail
  */
 int dns_msg_authadd(struct dns_msg* msg, struct regional* region, 
-	struct ub_packed_rrset_key* rrset, uint32_t now);
+	struct ub_packed_rrset_key* rrset, time_t now);
 
 #endif /* SERVICES_CACHE_DNS_H */
diff --git a/services/cache/infra.c b/services/cache/infra.c
index c674aca66754..42d6acad1a22 100644
--- a/services/cache/infra.c
+++ b/services/cache/infra.c
@@ -189,7 +189,7 @@ infra_lookup_nottl(struct infra_cache* infra, struct sockaddr_storage* addr,
 /** init the data elements */
 static void
 data_entry_init(struct infra_cache* infra, struct lruhash_entry* e, 
-	uint32_t timenow)
+	time_t timenow)
 {
 	struct infra_data* data = (struct infra_data*)e->data;
 	data->ttl = timenow + infra->host_ttl;
@@ -218,7 +218,7 @@ data_entry_init(struct infra_cache* infra, struct lruhash_entry* e,
  */
 static struct lruhash_entry*
 new_entry(struct infra_cache* infra, struct sockaddr_storage* addr, 
-	socklen_t addrlen, uint8_t* name, size_t namelen, uint32_t tm)
+	socklen_t addrlen, uint8_t* name, size_t namelen, time_t tm)
 {
 	struct infra_data* data;
 	struct infra_key* key = (struct infra_key*)malloc(sizeof(*key));
@@ -248,7 +248,7 @@ new_entry(struct infra_cache* infra, struct sockaddr_storage* addr,
 
 int 
 infra_host(struct infra_cache* infra, struct sockaddr_storage* addr,
-        socklen_t addrlen, uint8_t* nm, size_t nmlen, uint32_t timenow,
+        socklen_t addrlen, uint8_t* nm, size_t nmlen, time_t timenow,
 	int* edns_vs, uint8_t* edns_lame_known, int* to)
 {
 	struct lruhash_entry* e = infra_lookup_nottl(infra, addr, addrlen,
@@ -317,7 +317,7 @@ infra_host(struct infra_cache* infra, struct sockaddr_storage* addr,
 
 int 
 infra_set_lame(struct infra_cache* infra, struct sockaddr_storage* addr,
-	socklen_t addrlen, uint8_t* nm, size_t nmlen, uint32_t timenow,
+	socklen_t addrlen, uint8_t* nm, size_t nmlen, time_t timenow,
 	int dnsseclame, int reclame, uint16_t qtype)
 {
 	struct infra_data* data;
@@ -374,7 +374,7 @@ infra_update_tcp_works(struct infra_cache* infra,
 int 
 infra_rtt_update(struct infra_cache* infra, struct sockaddr_storage* addr,
 	socklen_t addrlen, uint8_t* nm, size_t nmlen, int qtype,
-	int roundtrip, int orig_rtt, uint32_t timenow)
+	int roundtrip, int orig_rtt, time_t timenow)
 {
 	struct lruhash_entry* e = infra_lookup_nottl(infra, addr, addrlen,
 		nm, nmlen, 1);
@@ -425,19 +425,19 @@ infra_rtt_update(struct infra_cache* infra, struct sockaddr_storage* addr,
 	return rto;
 }
 
-int infra_get_host_rto(struct infra_cache* infra,
+long long infra_get_host_rto(struct infra_cache* infra,
         struct sockaddr_storage* addr, socklen_t addrlen, uint8_t* nm,
-	size_t nmlen, struct rtt_info* rtt, int* delay, uint32_t timenow,
+	size_t nmlen, struct rtt_info* rtt, int* delay, time_t timenow,
 	int* tA, int* tAAAA, int* tother)
 {
 	struct lruhash_entry* e = infra_lookup_nottl(infra, addr, addrlen,
 		nm, nmlen, 0);
 	struct infra_data* data;
-	int ttl = -2;
+	long long ttl = -2;
 	if(!e) return -1;
 	data = (struct infra_data*)e->data;
 	if(data->ttl >= timenow) {
-		ttl = (int)(data->ttl - timenow);
+		ttl = (long long)(data->ttl - timenow);
 		memmove(rtt, &data->rtt, sizeof(*rtt));
 		if(timenow < data->probedelay)
 			*delay = (int)(data->probedelay - timenow);
@@ -453,7 +453,7 @@ int infra_get_host_rto(struct infra_cache* infra,
 int 
 infra_edns_update(struct infra_cache* infra, struct sockaddr_storage* addr,
 	socklen_t addrlen, uint8_t* nm, size_t nmlen, int edns_version,
-	uint32_t timenow)
+	time_t timenow)
 {
 	struct lruhash_entry* e = infra_lookup_nottl(infra, addr, addrlen,
 		nm, nmlen, 1);
@@ -485,7 +485,7 @@ int
 infra_get_lame_rtt(struct infra_cache* infra,
         struct sockaddr_storage* addr, socklen_t addrlen,
         uint8_t* name, size_t namelen, uint16_t qtype, 
-	int* lame, int* dnsseclame, int* reclame, int* rtt, uint32_t timenow)
+	int* lame, int* dnsseclame, int* reclame, int* rtt, time_t timenow)
 {
 	struct infra_data* host;
 	struct lruhash_entry* e = infra_lookup_nottl(infra, addr, addrlen,
diff --git a/services/cache/infra.h b/services/cache/infra.h
index 161f5ab4319e..d3976aed7113 100644
--- a/services/cache/infra.h
+++ b/services/cache/infra.h
@@ -68,10 +68,10 @@ struct infra_key {
  */
 struct infra_data {
 	/** TTL value for this entry. absolute time. */
-	uint32_t ttl;
+	time_t ttl;
 
 	/** time in seconds (absolute) when probing re-commences, 0 disabled */
-	uint32_t probedelay;
+	time_t probedelay;
 	/** round trip times for timeout calculation */
 	struct rtt_info rtt;
 
@@ -173,7 +173,7 @@ struct lruhash_entry* infra_lookup_nottl(struct infra_cache* infra,
  */
 int infra_host(struct infra_cache* infra, struct sockaddr_storage* addr, 
 	socklen_t addrlen, uint8_t* name, size_t namelen,
-	uint32_t timenow, int* edns_vs, uint8_t* edns_lame_known, int* to);
+	time_t timenow, int* edns_vs, uint8_t* edns_lame_known, int* to);
 
 /**
  * Set a host to be lame for the given zone.
@@ -192,7 +192,7 @@ int infra_host(struct infra_cache* infra, struct sockaddr_storage* addr,
  */
 int infra_set_lame(struct infra_cache* infra,
         struct sockaddr_storage* addr, socklen_t addrlen,
-	uint8_t* name, size_t namelen, uint32_t timenow, int dnsseclame,
+	uint8_t* name, size_t namelen, time_t timenow, int dnsseclame,
 	int reclame, uint16_t qtype);
 
 /**
@@ -212,7 +212,7 @@ int infra_set_lame(struct infra_cache* infra,
  */
 int infra_rtt_update(struct infra_cache* infra, struct sockaddr_storage* addr,
 	socklen_t addrlen, uint8_t* name, size_t namelen, int qtype,
-	int roundtrip, int orig_rtt, uint32_t timenow);
+	int roundtrip, int orig_rtt, time_t timenow);
 
 /**
  * Update information for the host, store that a TCP transaction works.
@@ -240,7 +240,7 @@ void infra_update_tcp_works(struct infra_cache* infra,
  */
 int infra_edns_update(struct infra_cache* infra,
         struct sockaddr_storage* addr, socklen_t addrlen,
-	uint8_t* name, size_t namelen, int edns_version, uint32_t timenow);
+	uint8_t* name, size_t namelen, int edns_version, time_t timenow);
 
 /**
  * Get Lameness information and average RTT if host is in the cache.
@@ -263,7 +263,7 @@ int infra_edns_update(struct infra_cache* infra,
 int infra_get_lame_rtt(struct infra_cache* infra,
         struct sockaddr_storage* addr, socklen_t addrlen, 
 	uint8_t* name, size_t namelen, uint16_t qtype, 
-	int* lame, int* dnsseclame, int* reclame, int* rtt, uint32_t timenow);
+	int* lame, int* dnsseclame, int* reclame, int* rtt, time_t timenow);
 
 /**
  * Get additional (debug) info on timing.
@@ -281,9 +281,9 @@ int infra_get_lame_rtt(struct infra_cache* infra,
  * @return TTL the infra host element is valid for. If -1: not found in cache.
  *	TTL -2: found but expired.
  */
-int infra_get_host_rto(struct infra_cache* infra,
+long long infra_get_host_rto(struct infra_cache* infra,
         struct sockaddr_storage* addr, socklen_t addrlen, uint8_t* name,
-	size_t namelen, struct rtt_info* rtt, int* delay, uint32_t timenow,
+	size_t namelen, struct rtt_info* rtt, int* delay, time_t timenow,
 	int* tA, int* tAAAA, int* tother);
 
 /**
diff --git a/services/cache/rrset.c b/services/cache/rrset.c
index b9d20db0e5db..642236231121 100644
--- a/services/cache/rrset.c
+++ b/services/cache/rrset.c
@@ -120,7 +120,7 @@ rrset_cache_touch(struct rrset_cache* r, struct ub_packed_rrset_key* key,
 
 /** see if rrset needs to be updated in the cache */
 static int
-need_to_update_rrset(void* nd, void* cd, uint32_t timenow, int equal, int ns)
+need_to_update_rrset(void* nd, void* cd, time_t timenow, int equal, int ns)
 {
 	struct packed_rrset_data* newd = (struct packed_rrset_data*)nd;
 	struct packed_rrset_data* cached = (struct packed_rrset_data*)cd;
@@ -181,7 +181,7 @@ rrset_update_id(struct rrset_ref* ref, struct alloc_cache* alloc)
 
 int 
 rrset_cache_update(struct rrset_cache* r, struct rrset_ref* ref,
-	struct alloc_cache* alloc, uint32_t timenow)
+	struct alloc_cache* alloc, time_t timenow)
 {
 	struct lruhash_entry* e;
 	struct ub_packed_rrset_key* k = ref->key;
@@ -237,7 +237,7 @@ rrset_cache_update(struct rrset_cache* r, struct rrset_ref* ref,
 
 struct ub_packed_rrset_key* 
 rrset_cache_lookup(struct rrset_cache* r, uint8_t* qname, size_t qnamelen, 
-	uint16_t qtype, uint16_t qclass, uint32_t flags, uint32_t timenow,
+	uint16_t qtype, uint16_t qclass, uint32_t flags, time_t timenow,
 	int wr)
 {
 	struct lruhash_entry* e;
@@ -268,7 +268,7 @@ rrset_cache_lookup(struct rrset_cache* r, uint8_t* qname, size_t qnamelen,
 }
 
 int 
-rrset_array_lock(struct rrset_ref* ref, size_t count, uint32_t timenow)
+rrset_array_lock(struct rrset_ref* ref, size_t count, time_t timenow)
 {
 	size_t i;
 	for(i=0; i<count; i++) {
@@ -327,7 +327,7 @@ rrset_array_unlock_touch(struct rrset_cache* r, struct regional* scratch,
 
 void 
 rrset_update_sec_status(struct rrset_cache* r, 
-	struct ub_packed_rrset_key* rrset, uint32_t now)
+	struct ub_packed_rrset_key* rrset, time_t now)
 {
 	struct packed_rrset_data* updata = 
 		(struct packed_rrset_data*)rrset->entry.data;
@@ -366,7 +366,7 @@ rrset_update_sec_status(struct rrset_cache* r,
 
 void 
 rrset_check_sec_status(struct rrset_cache* r, 
-	struct ub_packed_rrset_key* rrset, uint32_t now)
+	struct ub_packed_rrset_key* rrset, time_t now)
 {
 	struct packed_rrset_data* updata = 
 		(struct packed_rrset_data*)rrset->entry.data;
diff --git a/services/cache/rrset.h b/services/cache/rrset.h
index 22d36719eafc..92ced928b304 100644
--- a/services/cache/rrset.h
+++ b/services/cache/rrset.h
@@ -131,7 +131,7 @@ void rrset_cache_touch(struct rrset_cache* r, struct ub_packed_rrset_key* key,
  *	   also the rdata is equal (but other parameters in cache are superior).
  */
 int rrset_cache_update(struct rrset_cache* r, struct rrset_ref* ref, 
-	struct alloc_cache* alloc, uint32_t timenow);
+	struct alloc_cache* alloc, time_t timenow);
 
 /**
  * Lookup rrset. You obtain read/write lock. You must unlock before lookup
@@ -149,7 +149,7 @@ int rrset_cache_update(struct rrset_cache* r, struct rrset_ref* ref,
  */
 struct ub_packed_rrset_key* rrset_cache_lookup(struct rrset_cache* r,
 	uint8_t* qname, size_t qnamelen, uint16_t qtype, uint16_t qclass,
-	uint32_t flags, uint32_t timenow, int wr);
+	uint32_t flags, time_t timenow, int wr);
 
 /**
  * Obtain readlock on a (sorted) list of rrset references.
@@ -163,7 +163,7 @@ struct ub_packed_rrset_key* rrset_cache_lookup(struct rrset_cache* r,
  *	RRsets have been purged from the cache.
  *	If true, you hold readlocks on all the ref items. 
  */
-int rrset_array_lock(struct rrset_ref* ref, size_t count, uint32_t timenow);
+int rrset_array_lock(struct rrset_ref* ref, size_t count, time_t timenow);
 
 /**
  * Unlock array (sorted) of rrset references.
@@ -199,7 +199,7 @@ void rrset_array_unlock_touch(struct rrset_cache* r, struct regional* scratch,
  * @param now: current time.
  */
 void rrset_update_sec_status(struct rrset_cache* r, 
-	struct ub_packed_rrset_key* rrset, uint32_t now);
+	struct ub_packed_rrset_key* rrset, time_t now);
 
 /**
  * Looks up security status of an rrset. Looks up the rrset.
@@ -211,7 +211,7 @@ void rrset_update_sec_status(struct rrset_cache* r,
  * @param now: current time.
  */
 void rrset_check_sec_status(struct rrset_cache* r, 
-	struct ub_packed_rrset_key* rrset, uint32_t now);
+	struct ub_packed_rrset_key* rrset, time_t now);
 
 /**
  * Remove an rrset from the cache, by name and type and flags