io_desc.hh

/*
 * This file is open source software, licensed to you under the terms
 * of the Apache License, Version 2.0 (the "License").  See the NOTICE file
 * distributed with this work for additional information regarding copyright
 * ownership.  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.
 */
/*
 * Copyright (C) 2019 ScyllaDB Ltd.
 */
 
#pragma once
 
#include <exception>
 
namespace seastar {
 
class kernel_completion {
protected:
     kernel_completion() = default;
     kernel_completion(kernel_completion&&) = default;
     kernel_completion& operator=(kernel_completion&&) = default;
     ~kernel_completion() = default;
public:
    virtual void complete_with(ssize_t res) = 0;
};
}