| Value | Meaning |
|---|---|
| Ok0 | The discovery was successful |
| UriInvalid1 | the URI is invalid |
| Error2 | an error happened and the GError is set |
| Timeout3 | the discovery timed-out |
| Busy4 | the discoverer was already discovering a file |
| MissingPlugins5 | Some plugins are missing for full discovery |
Result values for the discovery process.