typedef struct fileRead {
   struct fileRead *self;
   long fd;
   long division_size;
   long task_number;
   long task_num;
   long left_task_num;
   long filesize;
   long left_size;
   int task_blocks;
   char *read_text;
   CPU_TYPE cpu;
   HTaskPtr t_print;
} FileRead, *FileReadPtr;