Files
OpenSK/src/env/test/mod.rs
2022-03-07 12:48:33 +01:00

92 lines
2.4 KiB
Rust

use self::upgrade_storage::BufferUpgradeStorage;
use crate::ctap::hid::ChannelID;
use crate::ctap::status_code::Ctap2StatusCode;
use crate::env::{Env, UserPresence};
use crypto::rng256::ThreadRng256;
use persistent_store::{BufferOptions, BufferStorage, Store};
mod upgrade_storage;
pub struct TestEnv {
rng: ThreadRng256,
user_presence: TestUserPresence,
store: Store<BufferStorage>,
upgrade_storage: Option<BufferUpgradeStorage>,
}
pub struct TestUserPresence {
check: Box<dyn Fn(ChannelID) -> Result<(), Ctap2StatusCode>>,
}
fn new_storage() -> BufferStorage {
// Use the Nordic configuration.
const PAGE_SIZE: usize = 0x1000;
const NUM_PAGES: usize = 20;
let store = vec![0xff; NUM_PAGES * PAGE_SIZE].into_boxed_slice();
let options = BufferOptions {
word_size: 4,
page_size: PAGE_SIZE,
max_word_writes: 2,
max_page_erases: 10000,
strict_mode: true,
};
BufferStorage::new(store, options)
}
impl TestEnv {
pub fn new() -> Self {
let rng = ThreadRng256 {};
let user_presence = TestUserPresence {
check: Box::new(|_| Ok(())),
};
let storage = new_storage();
let store = Store::new(storage).ok().unwrap();
let upgrade_storage = Some(BufferUpgradeStorage::new().unwrap());
TestEnv {
rng,
user_presence,
store,
upgrade_storage,
}
}
pub fn disable_upgrade_storage(&mut self) {
self.upgrade_storage = None;
}
}
impl TestUserPresence {
pub fn set(&mut self, check: impl Fn(ChannelID) -> Result<(), Ctap2StatusCode> + 'static) {
self.check = Box::new(check);
}
}
impl UserPresence for TestUserPresence {
fn check(&self, cid: ChannelID) -> Result<(), Ctap2StatusCode> {
(self.check)(cid)
}
}
impl Env for TestEnv {
type Rng = ThreadRng256;
type UserPresence = TestUserPresence;
type Storage = BufferStorage;
type UpgradeStorage = BufferUpgradeStorage;
fn rng(&mut self) -> &mut Self::Rng {
&mut self.rng
}
fn user_presence(&mut self) -> &mut Self::UserPresence {
&mut self.user_presence
}
fn store(&mut self) -> &mut Store<Self::Storage> {
&mut self.store
}
fn upgrade_storage(&mut self) -> Option<&mut Self::UpgradeStorage> {
self.upgrade_storage.as_mut()
}
}