text: #ifndef _UTILS_HASH_H_
  #define _UTILS_HASH_H_
  /// @file utils_hash.h
  /// @brief the interface for adapting hash functions.
  ///
  
  #include <stddef.h>
  
  int PQCLEAN_RAINBOWIIICCYCLICCOMPRESSED_CLEAN_hash_msg(unsigned char *digest, size_t len_digest, const unsigned char *m, size_t mlen);
  
  #endif // _UTILS_HASH_H_
  