korvit

struct TreadSafeDict<Key:Hashable, Element> {
    let queue = DispatchQueue(label: "thread-safe-queue")
    
    typealias DictionaryType = [Key : Element]
    
    private var _elements = DictionaryType()
   
    init(elements: DictionaryType) {
        queue.sync {

korvit

// Return IP address of WiFi interface (en0) as a String, or `nil`
func getWiFiAddress() -> String? {
    var address : String?

    // Get list of all interfaces on the local machine:
    var ifaddr : UnsafeMutablePointer<ifaddrs>?
    guard getifaddrs(&ifaddr) == 0 else { return nil }
    guard let firstAddr = ifaddr else { return nil }

    // For each interface ...