utils.h

// Copyright 2024, UChicago Argonne, LLC
// All Rights Reserved
// Software Name: NEML2 -- the New Engineering material Model Library, version 2
// By: Argonne National Laboratory
// OPEN SOURCE LICENSE (MIT)
//
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// of this software and associated documentation files (the "Software"), to deal
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
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//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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#pragma once
 
namespace neml2
{
// Forward declaration
class ParameterStore;
class BufferStore;

struct TracerPrivilege
{
  TracerPrivilege(const TracerPrivilege &) = default;
  TracerPrivilege(TracerPrivilege &&) = default;
  TracerPrivilege & operator=(const TracerPrivilege &) = delete;
  TracerPrivilege & operator=(TracerPrivilege &&) = delete;
  ~TracerPrivilege() = default;
 
private:
  // only the following classes can construct this key
  friend class ParameterStore;
  friend class BufferStore;
 
  // private constructor so only trusted friends can construct this key
  TracerPrivilege() = default;
};
} // namespace neml2