+static int process_closing(sd_bus *bus, sd_bus_message **ret) {
+ _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
+ struct reply_callback *c;
+ int r;
+
+ assert(bus);
+ assert(bus->state == BUS_CLOSING);
+
+ c = hashmap_first(bus->reply_callbacks);
+ if (c) {
+ /* First, fail all outstanding method calls */
+ r = bus_message_new_synthetic_error(
+ bus,
+ c->serial,
+ &SD_BUS_ERROR_MAKE(SD_BUS_ERROR_NO_REPLY, "Connection terminated"),
+ &m);
+ if (r < 0)
+ return r;
+
+ r = bus_seal_message(bus, m);
+ if (r < 0)
+ return r;
+
+ if (c->timeout != 0)
+ prioq_remove(bus->reply_callbacks_prioq, c, &c->prioq_idx);
+
+ hashmap_remove(bus->reply_callbacks, &c->serial);
+
+ bus->current = m;
+ bus->iteration_counter++;
+
+ r = c->callback(bus, m, c->userdata);
+ free(c);
+
+ if (r >= 0)
+ r = 1;
+
+ goto finish;
+ }
+
+ /* Then, synthesize a Disconnected message */
+ r = sd_bus_message_new_signal(
+ bus,
+ "/org/freedesktop/DBus/Local",
+ "org.freedesktop.DBus.Local",
+ "Disconnected",
+ &m);
+ if (r < 0)
+ return r;
+
+ r = bus_seal_message(bus, m);
+ if (r < 0)
+ return r;
+
+ sd_bus_close(bus);
+
+ bus->current = m;
+ bus->iteration_counter++;
+
+ r = process_filter(bus, m);
+ if (r != 0)
+ goto finish;
+
+ r = process_match(bus, m);
+ if (r != 0)
+ goto finish;
+
+ if (ret) {
+ *ret = m;
+ m = NULL;
+ }
+
+ r = 1;
+
+finish:
+ bus->current = NULL;
+ return r;
+}
+