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-rw-r--r--src/device.rs141
1 files changed, 56 insertions, 85 deletions
diff --git a/src/device.rs b/src/device.rs
index 40d6ba4..287268b 100644
--- a/src/device.rs
+++ b/src/device.rs
@@ -22,14 +22,10 @@ pub enum Model {
impl fmt::Display for Model {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
- write!(
- f,
- "{}",
- match *self {
- Model::Pro => "Pro",
- Model::Storage => "Storage",
- }
- )
+ f.write_str(match *self {
+ Model::Pro => "Pro",
+ Model::Storage => "Storage",
+ })
}
}
@@ -44,10 +40,10 @@ pub enum VolumeMode {
impl fmt::Display for VolumeMode {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
- match *self {
- VolumeMode::ReadOnly => f.write_str("read-only"),
- VolumeMode::ReadWrite => f.write_str("read-write"),
- }
+ f.write_str(match *self {
+ VolumeMode::ReadOnly => "read-only",
+ VolumeMode::ReadWrite => "read-write",
+ })
}
}
@@ -330,7 +326,7 @@ pub trait Device: Authenticate + GetPasswordSafe + GenerateOtp + fmt::Debug {
/// # }
/// ```
fn get_serial_number(&self) -> Result<String, Error> {
- unsafe { result_from_string(nitrokey_sys::NK_device_serial_number()) }
+ result_from_string(unsafe { nitrokey_sys::NK_device_serial_number() })
}
/// Returns the number of remaining authentication attempts for the user. The total number of
@@ -435,16 +431,14 @@ pub trait Device: Authenticate + GetPasswordSafe + GenerateOtp + fmt::Debug {
/// # }
/// ```
fn get_config(&self) -> Result<Config, Error> {
- unsafe {
- let config_ptr = nitrokey_sys::NK_read_config();
- if config_ptr.is_null() {
- return Err(get_last_error());
- }
- let config_array_ptr = config_ptr as *const [u8; 5];
- let raw_config = RawConfig::from(*config_array_ptr);
- libc::free(config_ptr as *mut libc::c_void);
- return Ok(raw_config.into());
+ let config_ptr = unsafe { nitrokey_sys::NK_read_config() };
+ if config_ptr.is_null() {
+ return Err(get_last_error());
}
+ let config_array_ptr = config_ptr as *const [u8; 5];
+ let raw_config = unsafe { RawConfig::from(*config_array_ptr) };
+ unsafe { libc::free(config_ptr as *mut libc::c_void) };
+ Ok(raw_config.into())
}
/// Changes the administrator PIN.
@@ -475,12 +469,9 @@ pub trait Device: Authenticate + GetPasswordSafe + GenerateOtp + fmt::Debug {
fn change_admin_pin(&self, current: &str, new: &str) -> Result<(), Error> {
let current_string = get_cstring(current)?;
let new_string = get_cstring(new)?;
- unsafe {
- get_command_result(nitrokey_sys::NK_change_admin_PIN(
- current_string.as_ptr(),
- new_string.as_ptr(),
- ))
- }
+ get_command_result(unsafe {
+ nitrokey_sys::NK_change_admin_PIN(current_string.as_ptr(), new_string.as_ptr())
+ })
}
/// Changes the user PIN.
@@ -511,12 +502,9 @@ pub trait Device: Authenticate + GetPasswordSafe + GenerateOtp + fmt::Debug {
fn change_user_pin(&self, current: &str, new: &str) -> Result<(), Error> {
let current_string = get_cstring(current)?;
let new_string = get_cstring(new)?;
- unsafe {
- get_command_result(nitrokey_sys::NK_change_user_PIN(
- current_string.as_ptr(),
- new_string.as_ptr(),
- ))
- }
+ get_command_result(unsafe {
+ nitrokey_sys::NK_change_user_PIN(current_string.as_ptr(), new_string.as_ptr())
+ })
}
/// Unlocks the user PIN after three failed login attempts and sets it to the given value.
@@ -547,12 +535,12 @@ pub trait Device: Authenticate + GetPasswordSafe + GenerateOtp + fmt::Debug {
fn unlock_user_pin(&self, admin_pin: &str, user_pin: &str) -> Result<(), Error> {
let admin_pin_string = get_cstring(admin_pin)?;
let user_pin_string = get_cstring(user_pin)?;
- unsafe {
- get_command_result(nitrokey_sys::NK_unlock_user_password(
+ get_command_result(unsafe {
+ nitrokey_sys::NK_unlock_user_password(
admin_pin_string.as_ptr(),
user_pin_string.as_ptr(),
- ))
- }
+ )
+ })
}
/// Locks the Nitrokey device.
@@ -576,7 +564,7 @@ pub trait Device: Authenticate + GetPasswordSafe + GenerateOtp + fmt::Debug {
/// # }
/// ```
fn lock(&self) -> Result<(), Error> {
- unsafe { get_command_result(nitrokey_sys::NK_lock_device()) }
+ get_command_result(unsafe { nitrokey_sys::NK_lock_device() })
}
/// Performs a factory reset on the Nitrokey device.
@@ -610,7 +598,7 @@ pub trait Device: Authenticate + GetPasswordSafe + GenerateOtp + fmt::Debug {
/// [`build_aes_key`]: #method.build_aes_key
fn factory_reset(&self, admin_pin: &str) -> Result<(), Error> {
let admin_pin_string = get_cstring(admin_pin)?;
- unsafe { get_command_result(nitrokey_sys::NK_factory_reset(admin_pin_string.as_ptr())) }
+ get_command_result(unsafe { nitrokey_sys::NK_factory_reset(admin_pin_string.as_ptr()) })
}
/// Builds a new AES key on the Nitrokey.
@@ -644,7 +632,7 @@ pub trait Device: Authenticate + GetPasswordSafe + GenerateOtp + fmt::Debug {
/// [`factory_reset`]: #method.factory_reset
fn build_aes_key(&self, admin_pin: &str) -> Result<(), Error> {
let admin_pin_string = get_cstring(admin_pin)?;
- unsafe { get_command_result(nitrokey_sys::NK_build_aes_key(admin_pin_string.as_ptr())) }
+ get_command_result(unsafe { nitrokey_sys::NK_build_aes_key(admin_pin_string.as_ptr()) })
}
}
@@ -670,14 +658,13 @@ pub trait Device: Authenticate + GetPasswordSafe + GenerateOtp + fmt::Debug {
///
/// [`NotConnected`]: enum.CommunicationError.html#variant.NotConnected
pub fn connect() -> Result<DeviceWrapper, Error> {
- unsafe {
- match nitrokey_sys::NK_login_auto() {
- 1 => match get_connected_device() {
- Some(wrapper) => Ok(wrapper),
- None => Err(CommunicationError::NotConnected.into()),
- },
- _ => Err(CommunicationError::NotConnected.into()),
+ if unsafe { nitrokey_sys::NK_login_auto() } == 1 {
+ match get_connected_device() {
+ Some(wrapper) => Ok(wrapper),
+ None => Err(CommunicationError::NotConnected.into()),
}
+ } else {
+ Err(CommunicationError::NotConnected.into())
}
}
@@ -711,12 +698,10 @@ pub fn connect_model(model: Model) -> Result<DeviceWrapper, Error> {
}
fn get_connected_model() -> Option<Model> {
- unsafe {
- match nitrokey_sys::NK_get_device_model() {
- nitrokey_sys::NK_device_model_NK_PRO => Some(Model::Pro),
- nitrokey_sys::NK_device_model_NK_STORAGE => Some(Model::Storage),
- _ => None,
- }
+ match unsafe { nitrokey_sys::NK_get_device_model() } {
+ nitrokey_sys::NK_device_model_NK_PRO => Some(Model::Pro),
+ nitrokey_sys::NK_device_model_NK_STORAGE => Some(Model::Storage),
+ _ => None,
}
}
@@ -889,12 +874,9 @@ impl Storage {
pub fn change_update_pin(&self, current: &str, new: &str) -> Result<(), Error> {
let current_string = get_cstring(current)?;
let new_string = get_cstring(new)?;
- unsafe {
- get_command_result(nitrokey_sys::NK_change_update_password(
- current_string.as_ptr(),
- new_string.as_ptr(),
- ))
- }
+ get_command_result(unsafe {
+ nitrokey_sys::NK_change_update_password(current_string.as_ptr(), new_string.as_ptr())
+ })
}
/// Enables the firmware update mode.
@@ -928,11 +910,9 @@ impl Storage {
/// [`WrongPassword`]: enum.CommandError.html#variant.WrongPassword
pub fn enable_firmware_update(&self, update_pin: &str) -> Result<(), Error> {
let update_pin_string = get_cstring(update_pin)?;
- unsafe {
- get_command_result(nitrokey_sys::NK_enable_firmware_update(
- update_pin_string.as_ptr(),
- ))
- }
+ get_command_result(unsafe {
+ nitrokey_sys::NK_enable_firmware_update(update_pin_string.as_ptr())
+ })
}
/// Enables the encrypted storage volume.
@@ -964,7 +944,7 @@ impl Storage {
/// [`WrongPassword`]: enum.CommandError.html#variant.WrongPassword
pub fn enable_encrypted_volume(&self, user_pin: &str) -> Result<(), Error> {
let user_pin = get_cstring(user_pin)?;
- unsafe { get_command_result(nitrokey_sys::NK_unlock_encrypted_volume(user_pin.as_ptr())) }
+ get_command_result(unsafe { nitrokey_sys::NK_unlock_encrypted_volume(user_pin.as_ptr()) })
}
/// Disables the encrypted storage volume.
@@ -998,7 +978,7 @@ impl Storage {
/// # }
/// ```
pub fn disable_encrypted_volume(&self) -> Result<(), Error> {
- unsafe { get_command_result(nitrokey_sys::NK_lock_encrypted_volume()) }
+ get_command_result(unsafe { nitrokey_sys::NK_lock_encrypted_volume() })
}
/// Enables a hidden storage volume.
@@ -1041,11 +1021,9 @@ impl Storage {
/// [`InvalidString`]: enum.LibraryError.html#variant.InvalidString
pub fn enable_hidden_volume(&self, volume_password: &str) -> Result<(), Error> {
let volume_password = get_cstring(volume_password)?;
- unsafe {
- get_command_result(nitrokey_sys::NK_unlock_hidden_volume(
- volume_password.as_ptr(),
- ))
- }
+ get_command_result(unsafe {
+ nitrokey_sys::NK_unlock_hidden_volume(volume_password.as_ptr())
+ })
}
/// Disables a hidden storage volume.
@@ -1080,7 +1058,7 @@ impl Storage {
/// # }
/// ```
pub fn disable_hidden_volume(&self) -> Result<(), Error> {
- unsafe { get_command_result(nitrokey_sys::NK_lock_hidden_volume()) }
+ get_command_result(unsafe { nitrokey_sys::NK_lock_hidden_volume() })
}
/// Creates a hidden volume.
@@ -1125,14 +1103,9 @@ impl Storage {
password: &str,
) -> Result<(), Error> {
let password = get_cstring(password)?;
- unsafe {
- get_command_result(nitrokey_sys::NK_create_hidden_volume(
- slot,
- start,
- end,
- password.as_ptr(),
- ))
- }
+ get_command_result(unsafe {
+ nitrokey_sys::NK_create_hidden_volume(slot, start, end, password.as_ptr())
+ })
}
/// Sets the access mode of the unencrypted volume.
@@ -1221,8 +1194,7 @@ impl Storage {
stick_initialized: false,
};
let raw_result = unsafe { nitrokey_sys::NK_get_status_storage(&mut raw_status) };
- let result = get_command_result(raw_result);
- result.and(Ok(StorageStatus::from(raw_status)))
+ get_command_result(raw_result).map(|_| StorageStatus::from(raw_status))
}
/// Returns the production information for the connected storage device.
@@ -1263,8 +1235,7 @@ impl Storage {
SD_Card_Manufacturer_u8: 0,
};
let raw_result = unsafe { nitrokey_sys::NK_get_storage_production_info(&mut raw_data) };
- let result = get_command_result(raw_result);
- result.and(Ok(StorageProductionInfo::from(raw_data)))
+ get_command_result(raw_result).map(|_| StorageProductionInfo::from(raw_data))
}
/// Clears the warning for a new SD card.