text: #include <openssl/ssl.h>
  #include <openssl/err.h>
  
  #ifndef OPEN_SSL_H
  #define OPEN_SSL_H
  
  void init_openssl();
  
  void cleanup_openssl();
  
  SSL_CTX *create_context();
  
  void configure_context(SSL_CTX *ctx);
  
  #endif