Class TcpHost

perro_source/api_modules/perro_networking/src/tcp.rs:230–233

                return Ok(Some(NetEvent::TcpDisconnected {
                    peer: self.peer_string(),
                }));
            }
            return Ok(None);
        };
        let peer = self.peer_string();
        if is_heartbeat_ping(&bytes) {
            return Ok(Some(NetEvent::HeartbeatPing { peer }));