+ switch (event) {
+ case AVAHI_BROWSER_NEW:
+ assert(r);
+
+ if (r->key->clazz == AVAHI_DNS_CLASS_IN &&
+ r->key->type == AVAHI_DNS_TYPE_CNAME)
+ /* It's a CNAME record, so let's follow it. We allow browsing on both multicast and wide area. */
+ lookup_handle_cname(l, interface, protocol, b->flags, r);
+ else {
+ /* It's a normal record, so let's call the user callback */
+ assert(avahi_key_equal(b->key, l->key));
+
+ b->callback(b, interface, protocol, event, r, flags, b->userdata);
+ }
+ break;
+
+ case AVAHI_BROWSER_REMOVE:
+ assert(r);
+
+ if (r->key->clazz == AVAHI_DNS_CLASS_IN &&
+ r->key->type == AVAHI_DNS_TYPE_CNAME)
+ /* It's a CNAME record, so let's drop that query! */
+ lookup_drop_cname(l, interface, protocol, 0, r);
+ else {
+ /* It's a normal record, so let's call the user callback */
+ assert(avahi_key_equal(b->key, l->key));
+
+ b->callback(b, interface, protocol, event, r, flags, b->userdata);
+ }
+ break;
+
+ case AVAHI_BROWSER_ALL_FOR_NOW:
+
+ b->callback(b, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, event, NULL, flags, b->userdata);
+ break;
+
+ case AVAHI_BROWSER_CACHE_EXHAUSTED:
+ case AVAHI_BROWSER_FAILURE:
+ /* Not defined for multicast DNS */
+ abort();
+
+ }