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/*
 * Copyright (c) 2017-2019 Cisco and/or its affiliates.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#pragma once

#include <cstddef>
#include <functional>
#include <system_error>

namespace utils {

typedef std::function<void(const std::error_code &ec)> UserCallback;

class EventReactor {
 public:
  virtual ~EventReactor() = default;

  virtual void runEventLoop(int timeout = -1) = 0;

  virtual void runOneEvent() = 0;

  virtual void stop() = 0;
};

}  // namespace utils