text: /*
   *
   *    Copyright (c) 2020 Project CHIP Authors
   *    Copyright (c) 2020 Nest Labs, Inc.
   *    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.
   */
  
  /**
   *    @file
   *          Provides an implementation of the ConfigurationManager object
   *          for K32W platforms using the NXP SDK.
   */
  
  #pragma once
  
  #include "K32W0Config.h"
  #include <platform/internal/GenericConfigurationManagerImpl.h>
  
  namespace chip {
  namespace DeviceLayer {
  
  /**
   * Concrete implementation of the ConfigurationManager singleton object for the K32W platform.
   */
  class ConfigurationManagerImpl final : public ConfigurationManager,
                                         public Internal::GenericConfigurationManagerImpl<ConfigurationManagerImpl>,
                                         private Internal::K32WConfig
  {
      // Allow the ConfigurationManager interface class to delegate method calls to
      // the implementation methods provided by this class.
      friend class ConfigurationManager;
  
      // Allow the GenericConfigurationManagerImpl base class to access helper methods and types
      // defined on this class.
  #ifndef DOXYGEN_SHOULD_SKIP_THIS
      friend class Internal::GenericConfigurationManagerImpl<ConfigurationManagerImpl>;
  #endif
  
  private:
      // ===== Members that implement the ConfigurationManager public interface.
  
      CHIP_ERROR _Init(void);
      CHIP_ERROR _GetPrimaryWiFiMACAddress(uint8_t * buf);
      bool _CanFactoryReset(void);
      void _InitiateFactoryReset(void);
      CHIP_ERROR _ReadPersistedStorageValue(::chip::Platform::PersistedStorage::Key key, uint32_t & value);
      CHIP_ERROR _WritePersistedStorageValue(::chip::Platform::PersistedStorage::Key key, uint32_t value);
  
      // NOTE: Other public interface methods are implemented by GenericConfigurationManagerImpl<>.
  
      // ===== Members for internal use by the following friends.
  
      friend ConfigurationManager & ConfigurationMgr(void);
      friend ConfigurationManagerImpl & ConfigurationMgrImpl(void);
  
      static ConfigurationManagerImpl sInstance;
  
      // ===== Private members reserved for use by this class only.
  
      static void DoFactoryReset(intptr_t arg);
  };
  
  /**
   * Returns the public interface of the ConfigurationManager singleton object.
   *
   * Chip applications should use this to access features of the ConfigurationManager object
   * that are common to all platforms.
   */
  inline ConfigurationManager & ConfigurationMgr(void)
  {
      return ConfigurationManagerImpl::sInstance;
  }
  
  /**
   * Returns the platform-specific implementation of the ConfigurationManager singleton object.
   *
   * Chio applications can use this to gain access to features of the ConfigurationManager
   * that are specific to the K32W platform.
   */
  inline ConfigurationManagerImpl & ConfigurationMgrImpl(void)
  {
      return ConfigurationManagerImpl::sInstance;
  }
  
  inline CHIP_ERROR ConfigurationManagerImpl::_GetPrimaryWiFiMACAddress(uint8_t * buf)
  {
      return CHIP_ERROR_UNSUPPORTED_CHIP_FEATURE;
  }
  
  } // namespace DeviceLayer
  } // namespace chip
  