// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

library bindingstest;

using zx;

protocol Test1 {
    Echo(string? in) -> (string? out);
    NoResponse();
    EmptyResponse() -> ();
    -> Surprise(string foo);
    EchoHandleRights(zx.handle:<PORT, zx.rights.READ | zx.rights.TRANSFER | zx.rights.DUPLICATE> h) -> (uint32 rights);
};
