Bug 1056934 - Part 3: Make it possible to configure TURN TLS servers …

…in nICEr. r=drno

MozReview-Commit-ID: 2FotueuPHKn

--HG--
extra : rebase_source : f79dc559b03b540343d15abd07651a09f124bb36

media/mtransport/third_party/nICEr/src/ice/ice_candidate.c

@@ -666,6 +666,14 @@ static int nr_ice_candidate_resolved_cb(void *cb_arg, nr_transport_addr *addr)
     if(r=nr_transport_addr_copy(&cand->stun_server_addr,addr))
       ABORT(r);
 
+    if (cand->stun_server->tls) {
+      /* Copy over the DNS name; needed for TLS. There is already a null at the
+       * end of the buffer, leave it there. */
+      strncpy(cand->stun_server_addr.tls_host,
+              cand->stun_server->u.dnsname.host,
+              sizeof(cand->stun_server_addr.tls_host) - 1);
+    }
+
     if (cand->tcp_type == TCP_TYPE_PASSIVE || cand->tcp_type == TCP_TYPE_SO){
       if (r=nr_socket_multi_tcp_stun_server_connect(cand->osock, addr))
         ABORT(r);

media/mtransport/third_party/nICEr/src/ice/ice_ctx.h

@@ -63,6 +63,7 @@ typedef struct nr_ice_stun_server_ {
   } u;
   int id;
   int transport;
+  int tls; /* Whether to use TLS or not */
 } nr_ice_stun_server;
 
 typedef struct nr_ice_turn_server_ {