package peer

import "vppn/m"

// loadNetworkState reads a cached network state from disk. Any error (most
// commonly a missing file on first run) is returned to the caller, which
// treats it as "no cache available".
func loadNetworkState(path string) (m.NetworkState, error) {
	var state m.NetworkState
	err := loadJSON(path, &state)
	return state, err
}

// saveNetworkState writes state to path atomically (see storeJSON), so a crash
// mid-write cannot leave a corrupt cache.
func saveNetworkState(path string, state m.NetworkState) error {
	return storeJSON(path, state)
}