fido-authenticator/fuzz/fuzz_targets/ctap.rs

#![no_main]

use ctap_types::{
    authenticator::Request,
    ctap1::Authenticator as _,
    ctap2::{Authenticator as _, Response},
};
use fido_authenticator::{Authenticator, Config, Conforming};
use trussed::virt::StoreConfig;
use trussed_staging::virt;

use libfuzzer_sys::fuzz_target;

fuzz_target!(|requests: Vec<Request<'_>>| {
    virt::with_client(StoreConfig::ram(), "fido", |client| {
        let mut authenticator = Authenticator::new(
            client,
            Conforming {},
            Config {
                max_msg_size: 0,
                skip_up_timeout: None,
                max_resident_credential_count: None,
                large_blobs: None,
                nfc_transport: false,
                ccid_transport: false,
                firmware_version: Some(0.into()),
                credential_id_version: None,
                long_touch_for_reset: true,
                fido2_up_timeout: None,
            },
        );

        for request in requests {
            match request {
                Request::Ctap1(request) => {
                    authenticator.call_ctap1(&request).ok();
                }
                Request::Ctap2(request) => {
                    let mut response = Response::Reset;
                    authenticator.call_ctap2(&request, &mut response).ok();
                }
            }
        }
    });
});