diff options
| -rw-r--r-- | nitrocli/src/main.rs | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/nitrocli/src/main.rs b/nitrocli/src/main.rs index f3f7d7f..5c8856e 100644 --- a/nitrocli/src/main.rs +++ b/nitrocli/src/main.rs @@ -288,11 +288,22 @@ fn open() -> Result<()> { } +#[link(name = "c")] +extern "C" { + fn sync(); +} + /// Close the previously opened encrypted volume. fn close() -> Result<()> { type Response = nitrokey::Response<nitrokey::StorageResponse>; return nitrokey_do(&|handle| { + // Flush all filesystem caches to disk. We are mostly interested in + // making sure that the encrypted volume on the nitrokey we are + // about to close is not closed while not all data was written to + // it. + unsafe { sync() }; + let payload = nitrokey::DisableEncryptedVolumeCommand::new(); let report = nitrokey::Report::from(payload); |