232         let mut cursor = VecCursor::new(v);  in new()  localVariable
236         cursor.read_exact(&mut bpb.jmp_boot)?;  in new()
237         cursor.read_exact(&mut bpb.oem_name)?;  in new()
238         bpb.bytes_per_sector = cursor.read_u16()?;  in new()
239         bpb.sector_per_cluster = cursor.read_u8()?;  in new()
240         bpb.rsvd_sec_cnt = cursor.read_u16()?;  in new()
241         bpb.num_fats = cursor.read_u8()?;  in new()
242         bpb.root_entries_cnt = cursor.read_u16()?;  in new()
243         bpb.total_sectors_16 = cursor.read_u16()?;  in new()
244         bpb.media = cursor.read_u8()?;  in new()
245         bpb.fat_size_16 = cursor.read_u16()?;  in new()
246         bpb.sector_per_track = cursor.read_u16()?;  in new()
247         bpb.num_heads = cursor.read_u16()?;  in new()
248         bpb.hidden_sectors = cursor.read_u32()?;  in new()
249         bpb.total_sectors_32 = cursor.read_u32()?;  in new()
252         bpb32.fat_size_32 = cursor.read_u32()?;  in new()
253         bpb32.ext_flags = cursor.read_u16()?;  in new()
254         bpb32.fs_version = cursor.read_u16()?;  in new()
255         bpb32.root_cluster = cursor.read_u32()?;  in new()
256         bpb32.fs_info = cursor.read_u16()?;  in new()
257         bpb32.backup_boot_sec = cursor.read_u16()?;  in new()
259         cursor.read_exact(&mut bpb32.reserved0)?;  in new()
260         bpb32.drive_num = cursor.read_u8()?;  in new()
261         bpb32.reserved1 = cursor.read_u8()?;  in new()
262         bpb32.boot_sig = cursor.read_u8()?;  in new()
263         bpb32.volume_id = cursor.read_u32()?;  in new()
264         cursor.read_exact(&mut bpb32.volume_label)?;  in new()
265         cursor.read_exact(&mut bpb32.filesystem_type)?;  in new()
268         cursor.seek(SeekFrom::SeekCurrent(420))?;  in new()
270         bpb.trail_sig = cursor.read_u16()?;  in new()