74     file: File,  field
89         let mut file = OpenOptions::new()  in new()  localVariable
97         file.read_exact(&mut magic)?;  in new()
102         let version = file.read_u16::<LittleEndian>()?;  in new()
110         Ok(Self { file })  in new()
123         self.file.seek(SeekFrom::Start(payload_offset))?;  in read_microdroid_data()
127         self.file.read_exact(&mut nonce)?;  in read_microdroid_data()
133         self.file.read_exact(&mut data)?;  in read_microdroid_data()
137         self.file.read_exact(&mut tag)?;  in read_microdroid_data()
141         self.file.seek(SeekFrom::Start(offset))?;  in read_microdroid_data()
142         self.file.read_exact(&mut header)?;  in read_microdroid_data()
182         self.file.seek(SeekFrom::Start(offset))?;  in write_microdroid_data()
183         self.file.read_exact(&mut header)?;  in write_microdroid_data()
187         self.file.seek(SeekFrom::Start(offset + PARTITION_HEADER_SIZE))?;  in write_microdroid_data()
188         self.file.write_all(nonce.as_ref())?;  in write_microdroid_data()
197         self.file.write_all(&ciphertext)?;  in write_microdroid_data()
198         self.file.write_all(&tag)?;  in write_microdroid_data()
199         ioutil::blkflsbuf(&mut self.file)?;  in write_microdroid_data()
213         self.file.seek(SeekFrom::Start(header_offset))?;  in read_header_at()
214         self.file.read_exact(&mut uuid)?;  in read_header_at()
216         let payload_size = self.file.read_u64::<LittleEndian>()?;  in read_header_at()
228         self.file.seek(SeekFrom::Start(header_offset))?;  in write_header_at()
229         self.file.write_all(uuid.as_bytes())?;  in write_header_at()
230         self.file.write_u64::<LittleEndian>(payload_size)?;  in write_header_at()