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/*
 * Copyright (c) 2019 Samsung Electronics Co., Ltd. All Rights Reserved
 *
 * 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.
 */
#ifndef __NEURUN_MODEL_OPERATION_CUSTOM_NODE_H__
#define __NEURUN_MODEL_OPERATION_CUSTOM_NODE_H__

#include "model/Operation.h"

namespace neurun
{
namespace model
{
namespace operation
{

class CustomNode : public model::Operation
{
public:
  struct Userdata
  {
    char *data;
    size_t size;
  };

  CustomNode(OperandConstraint input_constr, const OperandIndexSequence &inputs,
             const OperandIndexSequence &outputs, std::string id, const Userdata &userdata);

  void accept(OperationVisitor &v) const override;

public:
  /**
   * @return unique operation identifier
   */
  const std::string &id() const;

  std::string getName() const override;

  /**
   * @return user-provided data
   */
  const Userdata &userdata() const;

  ~CustomNode() override;

private:
  std::string _id;
  Userdata _userdata;
};

} // namespace operation
} // namespace model
} // namespace neurun
#endif // __NEURUN_MODEL_OPERATION_CUSTOM_NODE_H__