+static void
+read_socket(struct uloop_fd *u, unsigned int events)
+{
+ struct interface *iface = container_of(u, struct interface, fd);
+ static uint8_t buffer[8 * 1024];
+ int len;
+
+ if (u->eof) {
+ interface_close(iface);
+ uloop_timeout_set(&iface->reconnect, 1000);
+ return;
+ }
+
+ len = read(u->fd, buffer, sizeof(buffer));
+ if (len < 1) {
+ fprintf(stderr, "read failed: %s\n", strerror(errno));
+ return;
+ }
+
+ dns_handle_packet(iface, buffer, len);
+}
+
+static void
+reconnect_socket(struct uloop_timeout *timeout)
+{
+ struct interface *iface = container_of(timeout, struct interface, reconnect);
+
+ iface->fd.fd = usock(USOCK_UDP | USOCK_SERVER | USOCK_NONBLOCK, MCAST_ADDR, "5353");
+ if (iface->fd.fd < 0) {
+ fprintf(stderr, "failed to add listener: %s\n", strerror(errno));
+ goto retry;
+ }
+
+ if (interface_socket_setup(iface)) {
+ iface->fd.fd = -1;
+ goto retry;
+ }
+
+ uloop_fd_add(&iface->fd, ULOOP_READ);
+ dns_send_question(iface, "_services._dns-sd._udp.local", TYPE_PTR);
+ announce_init(iface);
+ return;
+
+retry:
+ uloop_timeout_set(timeout, 1000);
+}
+
+