+ return ubus_invoke(ctx, id, argv[1], b.head, receive_call_result_data, NULL);
+}
+
+static int ubus_cli_listen(struct ubus_context *ctx, int argc, char **argv)
+{
+ static struct ubus_event_handler listener;
+ const char *event;
+ int ret = 0;
+
+ memset(&listener, 0, sizeof(listener));
+ listener.cb = receive_event;
+
+ if (argc > 0) {
+ event = argv[0];
+ } else {
+ event = "*";
+ argc = 1;
+ }
+
+ do {
+ ret = ubus_register_event_handler(ctx, &listener, event);
+ if (ret)
+ break;
+
+ argv++;
+ argc--;
+ if (argc <= 0)
+ break;
+
+ event = argv[0];
+ } while (1);
+
+ if (ret) {
+ fprintf(stderr, "Error while registering for event '%s': %s\n",
+ event, ubus_strerror(ret));
+ return -1;
+ }
+
+ uloop_init();
+ ubus_add_uloop(ctx);
+ uloop_run();
+ uloop_done();
+
+ return 0;
+}
+
+static int ubus_cli_send(struct ubus_context *ctx, int argc, char **argv)
+{
+ if (argc < 1 || argc > 2)
+ return -2;
+
+ blob_buf_init(&b, 0);
+
+ if (argc == 2 && !blobmsg_add_json_from_string(&b, argv[1])) {
+ fprintf(stderr, "Failed to parse message data\n");
+ return -1;
+ }
+
+ return ubus_send_event(ctx, argv[0], b.head);
+}
+
+static int usage(const char *prog)