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use std::sync::atomic::{AtomicU16, Ordering};

static NODE_NO: AtomicU16 = AtomicU16::new(65535);

pub type NodeNo = u16;

/// Returns the current `node_no`.
pub fn node_no() -> NodeNo {
    NODE_NO.load(Ordering::Relaxed)
}

/// Sets the current `node_no`.
/// The value `65535` is used if isn't called.
///
/// `node_no` should be set during setup stage, now reexport via `_priv`.
pub(crate) fn set_node_no(node_no: NodeNo) {
    NODE_NO.store(node_no, Ordering::Relaxed)
}