56         buf: &mut [u8],  in read_at()
60         if count * 512 > buf.len() || check_length > u16::MAX as usize {  in read_at()
97         let mut buf_ptr = buf as *mut [u8] as *mut usize as usize;  in read_at()
189         buf: &[u8],  in write_at()
193         if count * 512 > buf.len() || check_length > u16::MAX as usize {  in write_at()
233         let mut buf_ptr = buf as *const [u8] as *mut usize as usize;  in write_at()
358         let mut buf: Vec<u8> = Vec::new();  in read_mbr_table()  localVariable
359         buf.resize(size_of::<MbrDiskPartionTable>(), 0);  in read_mbr_table()
361         self.read_at(0, 1, &mut buf)?;  in read_mbr_table()
364         let mut cursor = VecCursor::new(buf);  in read_mbr_table()
406         buf: &mut [u8],  in read_at()
412         return self.0.lock().read_at(lba_id_start, count, buf);  in read_at()
420         buf: &[u8],  in write_at()
422         self.0.lock().write_at(lba_id_start, count, buf)  in write_at()