text: /*
   *
   *    Copyright (c) 2021 Project CHIP Authors
   *
   *    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.
   */
  
  /**
   *    @file
   *          Provides an implementation of the DiagnosticDataProvider object.
   */
  
  #pragma once
  
  #include <platform/DiagnosticDataProvider.h>
  
  namespace chip {
  namespace DeviceLayer {
  
  /**
   * Concrete implementation of the PlatformManager singleton object for Linux platforms.
   */
  class DiagnosticDataProviderImpl : public DiagnosticDataProvider
  {
  public:
      static DiagnosticDataProviderImpl & GetDefaultInstance();
  
      // ===== Methods that implement the PlatformManager abstract interface.
      CHIP_ERROR GetCurrentHeapFree(uint64_t & currentHeapFree) override;
      CHIP_ERROR GetCurrentHeapUsed(uint64_t & currentHeapUsed) override;
      CHIP_ERROR GetThreadMetrics(ThreadMetrics ** threadMetricsOut) override;
      void ReleaseThreadMetrics(ThreadMetrics * threadMetrics) override;
  };
  
  } // namespace DeviceLayer
  } // namespace chip
  