Mbed OS Reference | StaticInterface.h Source File

 /* mbed Microcontroller Library
  * Copyright (c) 2019 ARM Limited
  * SPDX-License-Identifier: Apache-2.0
  *
  * 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 BLE_COMMON_STATICINTERFACE_H
 #define BLE_COMMON_STATICINTERFACE_H
 
 namespace ble {
 
 /**
  * Static Interface helper class.
  *
  * @tparam Impl Implementation class.
  * @tparam Interface Interface template
  */
 template <typename Impl, template<typename> class Interface>
 struct StaticInterface
 {
     /**
      * @return A pointer to the implementation class.
      */
     Impl* impl()
     {
         return static_cast<Impl*>(this);
     }
 
     /**
      * @return A pointer to the implementation class.
      */
     const Impl* impl() const
     {
         return static_cast<const Impl*>(this);
     }
 
 private:
     StaticInterface() {}
     friend Interface<Impl>;
 };
 
 } // namespace ble
 
 #endif //BLE_COMMON_STATICINTERFACE_H

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