Function classify_initial_bytes

crates/openshell-server/src/lib.rs:576–584

(prefix: &[u8])

}

fn classify_initial_bytes(prefix: &[u8]) -> ConnectionProtocol {
    if looks_like_tls(prefix) {
        ConnectionProtocol::Tls
    } else if looks_like_http(prefix) {
        ConnectionProtocol::PlainHttp
    } else {
        ConnectionProtocol::Unknown
    }
}

fn looks_like_tls(prefix: &[u8]) -> bool {
    prefix.len() >= 3 && prefix[0] == 0x16 && prefix[1] == 0x03