fuzz/src/packet_recv_client.rs

#![no_main]

#[macro_use]
extern crate libfuzzer_sys;

#[macro_use]
extern crate lazy_static;

use std::sync::Mutex;

lazy_static! {
    static ref CONFIG: Mutex<quiche::Config> = {
        let mut config = quiche::Config::new(quiche::PROTOCOL_VERSION).unwrap();
        config
            .set_application_protos(b"\x05hq-23\x08http/0.9")
            .unwrap();
        config.set_initial_max_data(30);
        config.set_initial_max_stream_data_bidi_local(15);
        config.set_initial_max_stream_data_bidi_remote(15);
        config.set_initial_max_stream_data_uni(10);
        config.set_initial_max_streams_bidi(3);
        config.set_initial_max_streams_uni(3);
        config.verify_peer(false);

        Mutex::new(config)
    };
}

static SCID: quiche::ConnectionId<'static> =
    quiche::ConnectionId::from_ref(&[0; quiche::MAX_CONN_ID_LEN]);

fuzz_target!(|data: &[u8]| {
    let mut buf = data.to_vec();
    let mut conn =
        quiche::connect(Some("quic.tech"), &SCID, &mut CONFIG.lock().unwrap())
            .unwrap();

    conn.recv(&mut buf).ok();
});