torut 0.2.1

torut is reasonable tor controller written in rust utilizing tokio for async communication
Documentation 
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use std::io::Cursor;
use std::str::FromStr;

use crate::control::conn::{Conn, UnauthenticatedConn};

#[cfg(feature = "v3")]
use crate::onion::OnionAddressV3;
use crate::utils::{BASE32_ALPHA, block_on, parse_single_key_value, unquote_string};

pub fn fuzz_unquote_string(data: &[u8]) {
    if let Ok(data) = std::str::from_utf8(data) {
        let (offset, _res) = unquote_string(data);
        if let Some(offset) = offset {
            assert_eq!(data.as_bytes()[offset], b'"');
        }
    }
}

pub fn fuzz_parse_single_key_value(data: &[u8]) {
    if data.len() < 1 {
        return;
    }
    let must_be_quoted = data[0] % 2 == 0;
    let data = &data[1..];
    if let Ok(data) = std::str::from_utf8(data) {
        let _ = parse_single_key_value(data);
    }
}

#[cfg(feature = "control")]
/// Note: in order to run this fuzz fn modify cargo.toml to include full tokio(with runtime)
/// Right now rufuzz.py does not fetches dev dependencies for fuzzing
pub fn fuzz_conn_parse_response(data: &[u8]) {
    block_on(async move {
        let mut s = Cursor::new(data);
        let mut c = Conn::new(s);
        if let Ok((code, data)) = c.receive_data().await {
            assert!(code >= 0 && code <= 999);
        }
    });
}

#[cfg(feature = "control")]
/// Note: in order to run this fuzz fn modify cargo.toml to include full tokio(with runtime)
/// Right now rufuzz.py does not fetches dev dependencies for fuzzing
pub fn fuzz_unauthenticated_conn_parse_protocol_info(data: &[u8]) {
    block_on(async move {
        let mut s = Cursor::new(data);
        let mut c = Conn::new(s);
        let mut c = UnauthenticatedConn::from(c);
        let _ = c.read_protocol_info().await;
    });
}

#[cfg(feature = "v3")]
pub fn fuzz_deserialize_onion_address_v3_from_text(data: &[u8]) {
    if let Ok(data) = std::str::from_utf8(data) {
        let _ = OnionAddressV3::from_str(data);
    }
}

// TODO(teawithsand): get some deserialization crate which is easy for fuzzer(bincode?) and fuzz deserialization of onion services
//  from serde
/*
pub fn fuzz_deserialize_onion_service_v2(data: &[u8]) {
}
*/