text: #ifndef _WI_ENCRYPT_H_
  #define _WI_ENCRYPT_H_
  
  #include "rom_aes.h"
  
  typedef union
  {   unsigned int l;
      unsigned char b[4];
  } aes_inf;
  
  typedef struct
  {
      aes_context ctx;
      aes_inf inf;
      
  } aes_encrypt_ctx;
  
  typedef struct
  {
      aes_context ctx;
      aes_inf inf;
      
  } aes_decrypt_ctx;
  
  #endif