Method encode

sql/sql_crypt.cc:51–60

void SQL_CRYPT::encode(char *str,uint length)
{
  for (uint i=0; i < length; i++)
  {
    shift^=(uint) (my_rnd(&rand)*255.0);
    uint idx= (uint) (uchar) str[0];
    *str++ = (char) ((uchar) encode_buff[idx] ^ shift);
    shift^= idx;
  }
}


void SQL_CRYPT::decode(char *str,uint length)