Start the dns resolver process on demand

[vpp.git] / src / vnet / dns / dns.h

diff --git a/src/vnet/dns/dns.h b/src/vnet/dns/dns.h
index f0edd8c..b2e3e9b 100644 (file)
--- a/src/vnet/dns/dns.h
+++ b/src/vnet/dns/dns.h
@@ -101,10 +101,16 @@ typedef struct
   /** enable / disable flag */
   int is_enabled;
 
+  /** udp port registration complete */
+  int udp_ports_registered;
+
   /** upstream name servers, e.g. 8.8.8.8 */
   ip4_address_t *ip4_name_servers;
   ip6_address_t *ip6_name_servers;
 
+  /** resolver process node index */
+  u32 resolver_process_node_index;
+
   /** config parameters */
   u32 name_cache_size;
   u32 max_ttl_in_seconds;
@@ -180,6 +186,8 @@ void vnet_send_dns6_reply (dns_main_t * dm, dns_pending_request_t * t,
 u8 *vnet_dns_labels_to_name (u8 * label, u8 * full_text,
                             u8 ** parse_from_here);
 
+void vnet_dns_create_resolver_process (dns_main_t * dm);
+
 format_function_t format_dns_reply;
 
 static inline void
@@ -187,7 +195,7 @@ dns_cache_lock (dns_main_t * dm)
 {
   if (dm->cache_lock)
     {
-      while (__sync_lock_test_and_set (dm->cache_lock, 1))
+      while (clib_atomic_test_and_set (dm->cache_lock))
        ;
     }
 }