struct Curl_dns_entry {
Curl_addrinfo *addr;
- /* timestamp == 0 -- entry not in hostcache
- timestamp != 0 -- entry is in hostcache */
+ /* timestamp == 0 -- CURLOPT_RESOLVE entry, doesn't timeout */
time_t timestamp;
- long inuse; /* use-counter, make very sure you decrease this
- when you're done using the address you received */
+ /* use-counter, use Curl_resolv_unlock to release reference */
+ long inuse;
};
/*
/* for debugging purposes only: */
void Curl_scan_cache_used(void *user, void *ptr);
-/* make a new dns cache and return the handle */
-struct curl_hash *Curl_mk_dnscache(void);
+/* init a new dns cache and return success */
+int Curl_mk_dnscache(struct curl_hash *hash);
/* prune old entries from the DNS cache */
void Curl_hostcache_prune(struct SessionHandle *data);
* Curl_fetch_addr() fetches a 'Curl_dns_entry' already in the DNS cache.
*
* Returns the Curl_dns_entry entry pointer or NULL if not in the cache.
+ *
+ * The returned data *MUST* be "unlocked" with Curl_resolv_unlock() after
+ * use, or we'll leak memory!
*/
struct Curl_dns_entry *
Curl_fetch_addr(struct connectdata *conn,