File: test_property_proxy_get_sync_function_structure.c

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int
my_get_property_sync (const void *  parent,
                      NihDBusProxy *proxy,
                      MyProperty ** value)
{
	DBusMessage *   method_call;
	DBusMessageIter iter;
	DBusMessageIter variter;
	DBusError       error;
	DBusMessage *   reply;
	const char *    interface;
	const char *    property;
	DBusMessageIter local_iter;
	const char *    local_item0_dbus;
	char *          local_item0;
	uint32_t        local_item1;
	MyProperty *    local;

	nih_assert (proxy != NULL);
	nih_assert (value != NULL);

	/* Construct the method call message. */
	method_call = dbus_message_new_method_call (proxy->name, proxy->path, "org.freedesktop.DBus.Properties", "Get");
	if (! method_call)
		nih_return_no_memory_error (-1);

	dbus_message_set_auto_start (method_call, proxy->auto_start);

	dbus_message_iter_init_append (method_call, &iter);

	interface = "com.netsplit.Nih.Test";
	if (! dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &interface)) {
		dbus_message_unref (method_call);
		nih_return_no_memory_error (-1);
	}

	property = "property";
	if (! dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &property)) {
		dbus_message_unref (method_call);
		nih_return_no_memory_error (-1);
	}

	/* Send the message, and wait for the reply. */
	dbus_error_init (&error);

	reply = dbus_connection_send_with_reply_and_block (proxy->connection, method_call, -1, &error);
	if (! reply) {
		dbus_message_unref (method_call);

		if (dbus_error_has_name (&error, DBUS_ERROR_NO_MEMORY)) {
			nih_error_raise_no_memory ();
		} else {
			nih_dbus_error_raise (error.name, error.message);
		}

		dbus_error_free (&error);
		return -1;
	}

	dbus_message_unref (method_call);

	/* Iterate the method arguments, recursing into the variant */
	dbus_message_iter_init (reply, &iter);

	if (dbus_message_iter_get_arg_type (&iter) != DBUS_TYPE_VARIANT) {
		dbus_message_unref (reply);
		nih_return_error (-1, NIH_DBUS_INVALID_ARGS,
		                  _(NIH_DBUS_INVALID_ARGS_STR));
	}

	dbus_message_iter_recurse (&iter, &variter);

	dbus_message_iter_next (&iter);

	if (dbus_message_iter_get_arg_type (&iter) != DBUS_TYPE_INVALID) {
		dbus_message_unref (reply);
		nih_return_error (-1, NIH_DBUS_INVALID_ARGS,
		                  _(NIH_DBUS_INVALID_ARGS_STR));
	}

	do {
		__label__ enomem;

		/* Demarshal a structure from the message */
		if (dbus_message_iter_get_arg_type (&variter) != DBUS_TYPE_STRUCT) {
			dbus_message_unref (reply);
			nih_return_error (-1, NIH_DBUS_INVALID_ARGS,
			                  _(NIH_DBUS_INVALID_ARGS_STR));
		}

		dbus_message_iter_recurse (&variter, &local_iter);

		local = nih_new (parent, MyProperty);
		if (! local) {
			*value = NULL;
			goto enomem;
		}

		/* Demarshal a char * from the message */
		if (dbus_message_iter_get_arg_type (&local_iter) != DBUS_TYPE_STRING) {
			nih_free (local);
			dbus_message_unref (reply);
			nih_return_error (-1, NIH_DBUS_INVALID_ARGS,
			                  _(NIH_DBUS_INVALID_ARGS_STR));
		}

		dbus_message_iter_get_basic (&local_iter, &local_item0_dbus);

		local_item0 = nih_strdup (local, local_item0_dbus);
		if (! local_item0) {
			nih_free (local);
			*value = NULL;
			goto enomem;
		}

		dbus_message_iter_next (&local_iter);

		local->item0 = local_item0;

		/* Demarshal a uint32_t from the message */
		if (dbus_message_iter_get_arg_type (&local_iter) != DBUS_TYPE_UINT32) {
			nih_free (local);
			dbus_message_unref (reply);
			nih_return_error (-1, NIH_DBUS_INVALID_ARGS,
			                  _(NIH_DBUS_INVALID_ARGS_STR));
		}

		dbus_message_iter_get_basic (&local_iter, &local_item1);

		dbus_message_iter_next (&local_iter);

		local->item1 = local_item1;

		if (dbus_message_iter_get_arg_type (&local_iter) != DBUS_TYPE_INVALID) {
			nih_free (local);
			dbus_message_unref (reply);
			nih_return_error (-1, NIH_DBUS_INVALID_ARGS,
			                  _(NIH_DBUS_INVALID_ARGS_STR));
		}

		dbus_message_iter_next (&variter);

		*value = local;
	enomem: __attribute__ ((unused));
	} while (! *value);

	dbus_message_unref (reply);

	return 0;
}