Add get_minor_firmware_version to Device

Since libnitrokey v3.3, we can also access the minor firmware version.

3 files changed, 32 insertions, 4 deletions

diff --git a/TODO.md b/TODO.md
index 921dd8a..4a9f276 100644
--- a/TODO.md
+++ b/TODO.md
@@ -1,7 +1,6 @@
 - Add support and tests for the Nitrokey Storage.
 - Add support for the currently unsupported commands:
   - `NK_login_enum`
-  - `NK_get_minor_firmware_version`
   - `NK_set_unencrypted_volume_rorw_pin_type_user`
   - `NK_lock_device`
   - `NK_factory_reset`
diff --git a/src/lib.rs b/src/lib.rs
index eb5ec5f..259ff89 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -498,7 +498,11 @@ pub trait Device {
     ///
     /// # fn try_main() -> Result<(), CommandError> {
     /// let device = nitrokey::connect()?;
-    /// println!("Firmware version: {}.x", device.get_major_firmware_version());
+    /// println!(
+    ///     "Firmware version: {}.{}",
+    ///     device.get_major_firmware_version(),
+    ///     device.get_minor_firmware_version(),
+    /// );
     /// #     Ok(())
     /// # }
     /// ```
@@ -506,6 +510,28 @@ pub trait Device {
         unsafe { nitrokey_sys::NK_get_major_firmware_version() }
     }
 
+    /// Returns the minor part of the firmware version (for example 8 for
+    /// version 0.8).
+    ///
+    /// # Example
+    ///
+    /// ```no_run
+    /// use nitrokey::Device;
+    /// # use nitrokey::CommandError;
+    ///
+    /// # fn try_main() -> Result<(), CommandError> {
+    /// let device = nitrokey::connect()?;
+    /// println!(
+    ///     "Firmware version: {}.{}",
+    ///     device.get_major_firmware_version(),
+    ///     device.get_minor_firmware_version(),
+    /// );
+    /// #     Ok(())
+    /// # }
+    fn get_minor_firmware_version(&self) -> i32 {
+        unsafe { nitrokey_sys::NK_get_minor_firmware_version() }
+    }
+
     /// Returns the current configuration of the Nitrokey device.
     ///
     /// # Example
diff --git a/src/tests/pro.rs b/src/tests/pro.rs
index dee7dc6..76d68a0 100644
--- a/src/tests/pro.rs
+++ b/src/tests/pro.rs
@@ -194,9 +194,12 @@ fn totp_slot_name() {
 
 #[test]
 #[cfg_attr(not(feature = "test-pro"), ignore)]
-fn get_major_firmware_version() {
+fn get_firmware_version() {
     set_debug(false);
-    assert_eq!(0, ::connect().unwrap().get_major_firmware_version());
+    let device = ::connect().unwrap();
+    assert_eq!(0, device.get_major_firmware_version());
+    let minor = device.get_minor_firmware_version();
+    assert!(minor == 7 || minor == 8);
 }
 
 fn admin_retry(device: UnauthenticatedDevice, suffix: &str, count: u8) -> UnauthenticatedDevice {