text: // Copyright 2015-2020 Espressif Systems (Shanghai) PTE LTD
  //
  // 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.
  
  #pragma once
  
  #ifdef __cplusplus
  extern "C" {
  #endif
  
  /**
   * This API should be used by all components which use the SHA, AES, HMAC and DS crypto hardware on the ESP32S3.
   * Not all of them can be used in parallel because they use the same underlying module.
   * E.g., HMAC uses SHA or DS uses HMAC and AES. See the ESP32S3 Technical Reference Manual for more details.
   *
   * Other unrelated components must not use it.
   */
  
  /**
   * @brief Acquire lock for the SHA and AES cryptography peripheral.
   *
   */
  void esp_crypto_sha_aes_lock_acquire(void);
  
  /**
   * @brief Release lock for the SHA and AES cryptography peripheral.
   *
   */
  void esp_crypto_sha_aes_lock_release(void);
  
  /**
   * Acquire lock for the MPI/RSA cryptography peripheral
   */
  void esp_crypto_mpi_lock_acquire(void);
  
  /**
   * Release lock for the MPI/RSA cryptography peripheral
   */
  void esp_crypto_mpi_lock_release(void);
  
  #ifdef __cplusplus
  }
  #endif
  