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-rw-r--r--src/lib.rs77
1 files changed, 64 insertions, 13 deletions
diff --git a/src/lib.rs b/src/lib.rs
index 8b0aae5..36a1dfd 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -9,13 +9,16 @@
//! performed without authentication, some require user access, and some require admin access.
//! This is modelled using the types [`User`][] and [`Admin`][].
//!
-//! Use [`connect`][] to connect to any Nitrokey device. The method will return a
+//! You can only connect to one Nitrokey at a time. Use the global [`take`][] function to obtain
+//! an reference to the [`Manager`][] singleton that keeps track of the connections. Then use the
+//! [`connect`][] method to connect to any Nitrokey device. The method will return a
//! [`DeviceWrapper`][] that abstracts over the supported Nitrokey devices. You can also use
-//! [`Pro::connect`][] or [`Storage::connect`][] to connect to a specific device.
+//! [`connect_model`][], [`connect_pro`][] or [`connect_storage`][] to connect to a specific
+//! device.
//!
-//! You can then use [`authenticate_user`][] or [`authenticate_admin`][] to get an authenticated
-//! device that can perform operations that require authentication. You can use [`device`][] to go
-//! back to the unauthenticated device.
+//! You can call [`authenticate_user`][] or [`authenticate_admin`][] to get an authenticated device
+//! that can perform operations that require authentication. You can use [`device`][] to go back
+//! to the unauthenticated device.
//!
//! This makes sure that you can only execute a command if you have the required access rights.
//! Otherwise, your code will not compile. The only exception are the methods to generate one-time
@@ -31,7 +34,8 @@
//! # use nitrokey::Error;
//!
//! # fn try_main() -> Result<(), Error> {
-//! let device = nitrokey::connect()?;
+//! let mut manager = nitrokey::take()?;
+//! let device = manager.connect()?;
//! println!("{}", device.get_serial_number()?);
//! # Ok(())
//! # }
@@ -44,7 +48,8 @@
//! # use nitrokey::Error;
//!
//! # fn try_main() -> Result<(), Error> {
-//! let device = nitrokey::connect()?;
+//! let mut manager = nitrokey::take()?;
+//! let device = manager.connect()?;
//! let slot_data = OtpSlotData::new(1, "test", "01234567890123456689", OtpMode::SixDigits);
//! match device.authenticate_admin("12345678") {
//! Ok(mut admin) => {
@@ -66,7 +71,8 @@
//! # use nitrokey::Error;
//!
//! # fn try_main() -> Result<(), Error> {
-//! let mut device = nitrokey::connect()?;
+//! let mut manager = nitrokey::take()?;
+//! let mut device = manager.connect()?;
//! match device.get_hotp_code(1) {
//! Ok(code) => println!("Generated HOTP code: {}", code),
//! Err(err) => eprintln!("Could not generate HOTP code: {}", err),
@@ -77,9 +83,12 @@
//!
//! [`authenticate_admin`]: trait.Authenticate.html#method.authenticate_admin
//! [`authenticate_user`]: trait.Authenticate.html#method.authenticate_user
-//! [`connect`]: fn.connect.html
-//! [`Pro::connect`]: struct.Pro.html#fn.connect.html
-//! [`Storage::connect`]: struct.Storage.html#fn.connect.html
+//! [`take`]: fn.take.html
+//! [`connect`]: struct.Manager.html#method.connect
+//! [`connect_model`]: struct.Manager.html#method.connect_model
+//! [`connect_pro`]: struct.Manager.html#method.connect_pro
+//! [`connect_storage`]: struct.Manager.html#method.connect_storage
+//! [`manager`]: trait.Device.html#method.manager
//! [`device`]: struct.User.html#method.device
//! [`get_hotp_code`]: trait.GenerateOtp.html#method.get_hotp_code
//! [`get_totp_code`]: trait.GenerateOtp.html#method.get_totp_code
@@ -163,9 +172,50 @@ impl fmt::Display for Version {
/// manager struct makes sure that `nitrokey-rs` does not try to connect to two devices at the same
/// time.
///
-/// To obtain an instance of this manager, use the [`take`][] function.
+/// To obtain a reference to an instance of this manager, use the [`take`][] function. Use one of
+/// the connect methods – [`connect`][], [`connect_model`][], [`connect_pro`][] or
+/// [`connect_storage`][] – to retrieve a [`Device`][] instance.
///
+/// # Examples
+///
+/// Connect to a single device:
+///
+/// ```no_run
+/// use nitrokey::Device;
+/// # use nitrokey::Error;
+///
+/// # fn try_main() -> Result<(), Error> {
+/// let mut manager = nitrokey::take()?;
+/// let device = manager.connect()?;
+/// println!("{}", device.get_serial_number()?);
+/// # Ok(())
+/// # }
+/// ```
+///
+/// Connect to a Pro and a Storage device:
+///
+/// ```no_run
+/// use nitrokey::{Device, Model};
+/// # use nitrokey::Error;
+///
+/// # fn try_main() -> Result<(), Error> {
+/// let mut manager = nitrokey::take()?;
+/// let device = manager.connect_model(Model::Pro)?;
+/// println!("Pro: {}", device.get_serial_number()?);
+/// drop(device);
+/// let device = manager.connect_model(Model::Storage)?;
+/// println!("Storage: {}", device.get_serial_number()?);
+/// # Ok(())
+/// # }
+/// ```
+///
+/// [`connect`]: #method.connect
+/// [`connect_model`]: #method.connect_model
+/// [`connect_pro`]: #method.connect_pro
+/// [`connect_storage`]: #method.connect_storage
+/// [`manager`]: trait.Device.html#method.manager
/// [`take`]: fn.take.html
+/// [`Device`]: trait.Device.html
#[derive(Debug)]
pub struct Manager {
marker: marker::PhantomData<()>,
@@ -195,7 +245,8 @@ impl Manager {
/// fn do_something(device: DeviceWrapper) {}
///
/// # fn main() -> Result<(), nitrokey::Error> {
- /// match nitrokey::take()?.connect() {
+ /// let mut manager = nitrokey::take()?;
+ /// match manager.connect() {
/// Ok(device) => do_something(device),
/// Err(err) => println!("Could not connect to a Nitrokey: {}", err),
/// }