1 files changed, 69 insertions, 0 deletions
diff --git a/third_party/rust/authenticator/src/transport/openbsd/transaction.rs b/third_party/rust/authenticator/src/transport/openbsd/transaction.rs
new file mode 100644
index 0000000000..6b15f6751a
--- /dev/null
+++ b/third_party/rust/authenticator/src/transport/openbsd/transaction.rs
@@ -0,0 +1,69 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+use crate::errors;
+use crate::statecallback::StateCallback;
+use crate::transport::device_selector::{
+    DeviceBuildParameters, DeviceSelector, DeviceSelectorEvent,
+};
+use crate::transport::platform::monitor::Monitor;
+use runloop::RunLoop;
+use std::sync::mpsc::Sender;
+
+pub struct Transaction {
+    // Handle to the thread loop.
+    thread: RunLoop,
+    device_selector: DeviceSelector,
+}
+
+impl Transaction {
+    pub fn new<F, T>(
+        timeout: u64,
+        callback: StateCallback<crate::Result<T>>,
+        status: Sender<crate::StatusUpdate>,
+        new_device_cb: F,
+    ) -> crate::Result<Self>
+    where
+        F: Fn(
+                DeviceBuildParameters,
+                Sender<DeviceSelectorEvent>,
+                Sender<crate::StatusUpdate>,
+                &dyn Fn() -> bool,
+            ) + Sync
+            + Send
+            + 'static,
+        T: 'static,
+    {
+        let device_selector = DeviceSelector::run();
+        let selector_sender = device_selector.clone_sender();
+        let thread = RunLoop::new_with_timeout(
+            move |alive| {
+                // Create a new device monitor.
+                let mut monitor = Monitor::new(new_device_cb, selector_sender, status);
+
+                // Start polling for new devices.
+                try_or!(monitor.run(alive), |_| callback
+                    .call(Err(errors::AuthenticatorError::Platform)));
+
+                // Send an error, if the callback wasn't called already.
+                callback.call(Err(errors::AuthenticatorError::U2FToken(
+                    errors::U2FTokenError::NotAllowed,
+                )));
+            },
+            timeout,
+        )
+        .map_err(|_| errors::AuthenticatorError::Platform)?;
+
+        Ok(Self {
+            thread,
+            device_selector,
+        })
+    }
+
+    pub fn cancel(&mut self) {
+        info!("Transaction was cancelled.");
+        self.device_selector.stop();
+        self.thread.cancel();
+    }
+}