| 254 | } |
| 255 | |
| 256 | async fn enumerate(&self) -> io::Result<DriveFiles> { |
| 257 | let mut entries = BTreeMap::new(); |
| 258 | |
| 259 | let n = match self.storage.length() { |
| 260 | Ok(n) => n, |
| 261 | Err(e) => return Err(io::Error::other(format!("{:?}", e))), |
| 262 | }; |
| 263 | for i in 0..n { |
| 264 | let key = match self.storage.key(i) { |
| 265 | Ok(Some(key)) => key, |
| 266 | Ok(None) => return Err(io::Error::other("Entry vanished")), |
| 267 | Err(e) => { |
| 268 | return Err(io::Error::other(format!( |
| 269 | "Failed to fetch local storage entry with index {}: {:?}", |
| 270 | i, e |
| 271 | ))); |
| 272 | } |
| 273 | }; |
| 274 | |
| 275 | if let Some(key) = Key::parse(&key) { |
| 276 | let entry = self.get_entry(&key)?; |
| 277 | entries.insert(key.name().to_owned(), entry.metadata()); |
| 278 | } |
| 279 | } |
| 280 | |
| 281 | Ok(DriveFiles::new(entries, None, None)) |
| 282 | } |
| 283 | |
| 284 | async fn get(&self, name: &str) -> io::Result<Vec<u8>> { |
| 285 | let entry = self.get_entry(&Key::for_name(name))?; |