mojo/spy/public/spy.mojom

// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

module mojo.spy_api {

enum Result {
  ALL_OK,
  INTERNAL_ERROR,
  INVALID_ID,
  NO_MORE_IDS,
  INVALID_CALL,
  INVALID_PARAMS,
  BAD_STATE,
  RESOURCE_LIMIT
};

struct Version {
  uint32 v_major;
  uint32 v_minor;
};

enum ConnectionOptions {
  SKIP,
  PAUSE,
  RESUME,
  PEEK_MESSAGES
};

struct Message {
  uint32 id;
  uint32 time;
  array<uint8>? data;
};

[Client=SpyClient]
interface SpyServer {
  StartSession(Version? version) => (Result result, string? name);
  StopSession() => (Result result);
  TrackConnection(uint32 id, ConnectionOptions options) => (Result result);
};

interface SpyClient {
  OnFatalError(Result result);
  OnSessionEnd(Result result);
  OnClientConnection(string? name, uint32 id, ConnectionOptions options);
  OnMessage(Message? message);
};

}