text: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you 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.
   */
  
  /*!
   * Copyright (c) 2015 by Contributors
   * \file storage_manager.h
   * \brief Storage manager.
   */
  
  #ifndef MXNET_STORAGE_STORAGE_MANAGER_H_
  #define MXNET_STORAGE_STORAGE_MANAGER_H_
  
  #include <mxnet/storage.h>
  #include <cstddef>
  
  namespace mxnet {
  namespace storage {
  
  /*!
   * \brief Storage manager interface.
   */
  class StorageManager {
   public:
    /*!
     * \brief Allocation.
     * \param handle Handle struct.
     */
    virtual void Alloc(Storage::Handle* handle) = 0;
    /*!
     * \brief Deallocation.
     * \param handle Handle struct.
     */
    virtual void Free(Storage::Handle handle) = 0;
    /*!
     * \brief Direct deallocation.
     * \param handle Handle struct.
     */
    virtual void DirectFree(Storage::Handle handle) = 0;
    /*!
     * \brief Destructor.
     */
    virtual ~StorageManager() = default;
  };  // namespace StorageManager
  
  }  // namespace storage
  }  // namespace mxnet
  
  #endif  // MXNET_STORAGE_STORAGE_MANAGER_H_
  