aboutsummaryrefslogtreecommitdiff
path: root/src/auth.rs
diff options
context:
space:
mode:
Diffstat (limited to 'src/auth.rs')
-rw-r--r--src/auth.rs183
1 files changed, 130 insertions, 53 deletions
diff --git a/src/auth.rs b/src/auth.rs
index 573fed3..f9f50fa 100644
--- a/src/auth.rs
+++ b/src/auth.rs
@@ -42,10 +42,16 @@ pub trait Authenticate {
/// fn perform_other_task(device: &DeviceWrapper) {}
///
/// # fn try_main() -> Result<(), Error> {
- /// let mut device = nitrokey::connect()?;
- /// match device.authenticate_user("123456") {
- /// Ok(user) => perform_user_task(&user),
- /// Err(err) => eprintln!("Could not authenticate as user: {}", err),
+ /// let device = nitrokey::connect()?;
+ /// let device = match device.authenticate_user("123456") {
+ /// Ok(user) => {
+ /// perform_user_task(&user);
+ /// user.device()
+ /// },
+ /// Err((device, err)) => {
+ /// eprintln!("Could not authenticate as user: {}", err);
+ /// device
+ /// },
/// };
/// perform_other_task(&device);
/// # Ok(())
@@ -55,9 +61,9 @@ pub trait Authenticate {
/// [`InvalidString`]: enum.LibraryError.html#variant.InvalidString
/// [`RngError`]: enum.CommandError.html#variant.RngError
/// [`WrongPassword`]: enum.CommandError.html#variant.WrongPassword
- fn authenticate_user(&mut self, password: &str) -> Result<User<'_, Self>, Error>
+ fn authenticate_user(self, password: &str) -> Result<User<Self>, (Self, Error)>
where
- Self: Device + std::marker::Sized;
+ Self: Device + Sized;
/// Performs admin authentication. This method consumes the device. If successful, an
/// authenticated device is returned. Otherwise, the current unauthenticated device and the
@@ -82,10 +88,16 @@ pub trait Authenticate {
/// fn perform_other_task(device: &DeviceWrapper) {}
///
/// # fn try_main() -> Result<(), Error> {
- /// let mut device = nitrokey::connect()?;
- /// match device.authenticate_admin("123456") {
- /// Ok(admin) => perform_admin_task(&admin),
- /// Err(err) => eprintln!("Could not authenticate as admin: {}", err),
+ /// let device = nitrokey::connect()?;
+ /// let device = match device.authenticate_admin("123456") {
+ /// Ok(admin) => {
+ /// perform_admin_task(&admin);
+ /// admin.device()
+ /// },
+ /// Err((device, err)) => {
+ /// eprintln!("Could not authenticate as admin: {}", err);
+ /// device
+ /// },
/// };
/// perform_other_task(&device);
/// # Ok(())
@@ -95,13 +107,13 @@ pub trait Authenticate {
/// [`InvalidString`]: enum.LibraryError.html#variant.InvalidString
/// [`RngError`]: enum.CommandError.html#variant.RngError
/// [`WrongPassword`]: enum.CommandError.html#variant.WrongPassword
- fn authenticate_admin(&mut self, password: &str) -> Result<Admin<'_, Self>, Error>
+ fn authenticate_admin(self, password: &str) -> Result<Admin<Self>, (Self, Error)>
where
- Self: Device + std::marker::Sized;
+ Self: Device + Sized;
}
-trait AuthenticatedDevice<'a, T> {
- fn new(device: &'a mut T, temp_password: Vec<u8>) -> Self;
+trait AuthenticatedDevice<T> {
+ fn new(device: T, temp_password: Vec<u8>) -> Self;
fn temp_password_ptr(&self) -> *const c_char;
}
@@ -116,8 +128,8 @@ trait AuthenticatedDevice<'a, T> {
/// [`authenticate_admin`]: trait.Authenticate.html#method.authenticate_admin
/// [`device`]: #method.device
#[derive(Debug)]
-pub struct User<'a, T: Device> {
- device: &'a mut T,
+pub struct User<T: Device> {
+ device: T,
temp_password: Vec<u8>,
}
@@ -131,42 +143,89 @@ pub struct User<'a, T: Device> {
/// [`authenticate_admin`]: trait.Authenticate.html#method.authenticate_admin
/// [`device`]: #method.device
#[derive(Debug)]
-pub struct Admin<'a, T: Device> {
- device: &'a mut T,
+pub struct Admin<T: Device> {
+ device: T,
temp_password: Vec<u8>,
}
-fn authenticate<'a, D, A, T>(device: &'a mut D, password: &str, callback: T) -> Result<A, Error>
+fn authenticate<D, A, T>(device: D, password: &str, callback: T) -> Result<A, (D, Error)>
where
D: Device,
- A: AuthenticatedDevice<'a, D>,
+ A: AuthenticatedDevice<D>,
T: Fn(*const c_char, *const c_char) -> c_int,
{
- let temp_password = generate_password(TEMPORARY_PASSWORD_LENGTH)?;
- let password = get_cstring(password)?;
+ let temp_password = match generate_password(TEMPORARY_PASSWORD_LENGTH) {
+ Ok(temp_password) => temp_password,
+ Err(err) => return Err((device, err)),
+ };
+ let password = match get_cstring(password) {
+ Ok(password) => password,
+ Err(err) => return Err((device, err)),
+ };
let password_ptr = password.as_ptr();
let temp_password_ptr = temp_password.as_ptr() as *const c_char;
match callback(password_ptr, temp_password_ptr) {
0 => Ok(A::new(device, temp_password)),
- rv => Err(Error::from(rv)),
+ rv => Err((device, Error::from(rv))),
}
}
-impl<'a, T: Device> ops::Deref for User<'a, T> {
+fn authenticate_user_wrapper<T, C>(
+ device: T,
+ constructor: C,
+ password: &str,
+) -> Result<User<DeviceWrapper>, (DeviceWrapper, Error)>
+where
+ T: Device,
+ C: Fn(T) -> DeviceWrapper,
+{
+ let result = device.authenticate_user(password);
+ match result {
+ Ok(user) => Ok(User::new(constructor(user.device), user.temp_password)),
+ Err((device, err)) => Err((constructor(device), err)),
+ }
+}
+
+fn authenticate_admin_wrapper<T, C>(
+ device: T,
+ constructor: C,
+ password: &str,
+) -> Result<Admin<DeviceWrapper>, (DeviceWrapper, Error)>
+where
+ T: Device,
+ C: Fn(T) -> DeviceWrapper,
+{
+ let result = device.authenticate_admin(password);
+ match result {
+ Ok(user) => Ok(Admin::new(constructor(user.device), user.temp_password)),
+ Err((device, err)) => Err((constructor(device), err)),
+ }
+}
+
+impl<T: Device> User<T> {
+ /// Forgets the user authentication and returns an unauthenticated device. This method
+ /// consumes the authenticated device. It does not perform any actual commands on the
+ /// Nitrokey.
+ pub fn device(self) -> T {
+ self.device
+ }
+}
+
+impl<T: Device> ops::Deref for User<T> {
type Target = T;
fn deref(&self) -> &Self::Target {
- self.device
+ &self.device
}
}
-impl<'a, T: Device> ops::DerefMut for User<'a, T> {
+impl<T: Device> ops::DerefMut for User<T> {
fn deref_mut(&mut self) -> &mut T {
- self.device
+ &mut self.device
}
}
-impl<'a, T: Device> GenerateOtp for User<'a, T> {
+impl<T: Device> GenerateOtp for User<T> {
fn get_hotp_code(&mut self, slot: u8) -> Result<String, Error> {
result_from_string(unsafe {
nitrokey_sys::NK_get_hotp_code_PIN(slot, self.temp_password_ptr())
@@ -180,8 +239,8 @@ impl<'a, T: Device> GenerateOtp for User<'a, T> {
}
}
-impl<'a, T: Device> AuthenticatedDevice<'a, T> for User<'a, T> {
- fn new(device: &'a mut T, temp_password: Vec<u8>) -> Self {
+impl<T: Device> AuthenticatedDevice<T> for User<T> {
+ fn new(device: T, temp_password: Vec<u8>) -> Self {
User {
device,
temp_password,
@@ -193,21 +252,28 @@ impl<'a, T: Device> AuthenticatedDevice<'a, T> for User<'a, T> {
}
}
-impl<'a, T: Device> ops::Deref for Admin<'a, T> {
+impl<T: Device> ops::Deref for Admin<T> {
type Target = T;
fn deref(&self) -> &Self::Target {
- self.device
+ &self.device
}
}
-impl<'a, T: Device> ops::DerefMut for Admin<'a, T> {
+impl<T: Device> ops::DerefMut for Admin<T> {
fn deref_mut(&mut self) -> &mut T {
- self.device
+ &mut self.device
}
}
-impl<'a, T: Device> Admin<'a, T> {
+impl<T: Device> Admin<T> {
+ /// Forgets the user authentication and returns an unauthenticated device. This method
+ /// consumes the authenticated device. It does not perform any actual commands on the
+ /// Nitrokey.
+ pub fn device(self) -> T {
+ self.device
+ }
+
/// Writes the given configuration to the Nitrokey device.
///
/// # Errors
@@ -221,11 +287,14 @@ impl<'a, T: Device> Admin<'a, T> {
/// # use nitrokey::Error;
///
/// # fn try_main() -> Result<(), Error> {
- /// let mut device = nitrokey::connect()?;
+ /// let device = nitrokey::connect()?;
/// let config = Config::new(None, None, None, false);
/// match device.authenticate_admin("12345678") {
- /// Ok(mut admin) => admin.write_config(config)?,
- /// Err(err) => eprintln!("Could not authenticate as admin: {}", err),
+ /// Ok(mut admin) => {
+ /// admin.write_config(config);
+ /// ()
+ /// },
+ /// Err((_, err)) => eprintln!("Could not authenticate as admin: {}", err),
/// };
/// # Ok(())
/// # }
@@ -247,7 +316,7 @@ impl<'a, T: Device> Admin<'a, T> {
}
}
-impl<'a, T: Device> ConfigureOtp for Admin<'a, T> {
+impl<T: Device> ConfigureOtp for Admin<T> {
fn write_hotp_slot(&mut self, data: OtpSlotData, counter: u64) -> Result<(), Error> {
let raw_data = RawOtpSlotData::new(data)?;
get_command_result(unsafe {
@@ -295,8 +364,8 @@ impl<'a, T: Device> ConfigureOtp for Admin<'a, T> {
}
}
-impl<'a, T: Device> AuthenticatedDevice<'a, T> for Admin<'a, T> {
- fn new(device: &'a mut T, temp_password: Vec<u8>) -> Self {
+impl<T: Device> AuthenticatedDevice<T> for Admin<T> {
+ fn new(device: T, temp_password: Vec<u8>) -> Self {
Admin {
device,
temp_password,
@@ -309,27 +378,35 @@ impl<'a, T: Device> AuthenticatedDevice<'a, T> for Admin<'a, T> {
}
impl Authenticate for DeviceWrapper {
- fn authenticate_user(&mut self, password: &str) -> Result<User<'_, Self>, Error> {
- authenticate(self, password, |password_ptr, temp_password_ptr| unsafe {
- nitrokey_sys::NK_user_authenticate(password_ptr, temp_password_ptr)
- })
+ fn authenticate_user(self, password: &str) -> Result<User<Self>, (Self, Error)> {
+ match self {
+ DeviceWrapper::Storage(storage) => {
+ authenticate_user_wrapper(storage, DeviceWrapper::Storage, password)
+ }
+ DeviceWrapper::Pro(pro) => authenticate_user_wrapper(pro, DeviceWrapper::Pro, password),
+ }
}
- fn authenticate_admin(&mut self, password: &str) -> Result<Admin<'_, Self>, Error> {
- authenticate(self, password, |password_ptr, temp_password_ptr| unsafe {
- nitrokey_sys::NK_user_authenticate(password_ptr, temp_password_ptr)
- })
+ fn authenticate_admin(self, password: &str) -> Result<Admin<Self>, (Self, Error)> {
+ match self {
+ DeviceWrapper::Storage(storage) => {
+ authenticate_admin_wrapper(storage, DeviceWrapper::Storage, password)
+ }
+ DeviceWrapper::Pro(pro) => {
+ authenticate_admin_wrapper(pro, DeviceWrapper::Pro, password)
+ }
+ }
}
}
impl Authenticate for Pro {
- fn authenticate_user(&mut self, password: &str) -> Result<User<'_, Self>, Error> {
+ fn authenticate_user(self, password: &str) -> Result<User<Self>, (Self, Error)> {
authenticate(self, password, |password_ptr, temp_password_ptr| unsafe {
nitrokey_sys::NK_user_authenticate(password_ptr, temp_password_ptr)
})
}
- fn authenticate_admin(&mut self, password: &str) -> Result<Admin<'_, Self>, Error> {
+ fn authenticate_admin(self, password: &str) -> Result<Admin<Self>, (Self, Error)> {
authenticate(self, password, |password_ptr, temp_password_ptr| unsafe {
nitrokey_sys::NK_first_authenticate(password_ptr, temp_password_ptr)
})
@@ -337,13 +414,13 @@ impl Authenticate for Pro {
}
impl Authenticate for Storage {
- fn authenticate_user(&mut self, password: &str) -> Result<User<'_, Self>, Error> {
+ fn authenticate_user(self, password: &str) -> Result<User<Self>, (Self, Error)> {
authenticate(self, password, |password_ptr, temp_password_ptr| unsafe {
nitrokey_sys::NK_user_authenticate(password_ptr, temp_password_ptr)
})
}
- fn authenticate_admin(&mut self, password: &str) -> Result<Admin<'_, Self>, Error> {
+ fn authenticate_admin(self, password: &str) -> Result<Admin<Self>, (Self, Error)> {
authenticate(self, password, |password_ptr, temp_password_ptr| unsafe {
nitrokey_sys::NK_first_authenticate(password_ptr, temp_password_ptr)
})
generated by cgit v1.2.1 (git 2.18.0) at 2024-04-16 08:30:01 +0000