Function ri_protocol_manager_get_stats 

#[unsafe(no_mangle)]
pub extern "C" fn ri_protocol_manager_get_stats(
    manager: *mut CRiProtocolManager,
    out_messages_sent: *mut u64,
    out_messages_received: *mut u64,
    out_bytes_sent: *mut u64,
    out_bytes_received: *mut u64,
    out_errors: *mut u64,
) -> c_int