// Copyright 2026 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// This is a very simple mojom file meant for testing our rust mojom bindings.
// It is not intended to be a thoughough test of mojom itself; it just exists
// so that we have some messages we can send to test remotes/receivers with.

module bindings_unittests.mojom;

struct TwoInts {
    uint8 a;
    uint16 b;
};

interface MathService {
    Add(uint32 a, uint32 b) => (uint32 ret);
    // So many different sizes! I guess we don't have to worry about overflow.
    AddTwoInts(TwoInts ns) => (uint32 ret);
};

interface HandleService {
    // Sends three message pipe handles and one untyped handle.
    PassHandles(handle<message_pipe> h1, handle<message_pipe> h2, handle<message_pipe> h3, handle h4);
};

struct TypemappedStruct {
    int32 a;
};

interface TypemapService {
    Echo(TypemappedStruct s) => (TypemappedStruct s);
};

interface AssociatedSender {
    // Sends one end of a pipe to be held (and bound) by the receiver
    SendRemote(pending_associated_remote<MathService> remote);
    SendReceiver(pending_associated_receiver<MathService> receiver);
    // Requests that the receiver create a pipe, hold/bind one end, and send the other to us
    RequestRemote() => (pending_associated_remote<MathService> remote);
    RequestReceiver() => (pending_associated_receiver<MathService> receiver);
    ClearActiveEndpoints();
};