(Swift 3,4,5...) Client Certificate in REST (USB Token or Smartcard)

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Demonstrates how to use a client certificate with a REST connection where the certificate and private key are located on a USB token or smart card.

Chilkat Downloads for the Swift Programming Language MAC OS X (Cocoa) Objective-C/Swift Libs iOS Objective-C/Swift Libs

func chilkatTest() {
    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    // This example shows how to use the Chilkat socket object's connection.
    let rest = CkoRest()!
    let socket = CkoSocket()!

    // Set the certificate to be used for mutual TLS authentication
    let cert = CkoCert()!

    // If the smartcard or token requires a PIN...
    cert.smartCardPin = "000000"

    var success: Bool = cert.load(fromSmartcard: "")
    if success != true {
        print("\(cert.lastErrorText!)")
        return
    }

    success = socket.setSslClientCert(cert)
    if success != true {
        print("\(socket.lastErrorText!)")
        return
    }

    // Establish the connection using the socket object (with client certificate authentication).
    var bTls: Bool = true
    var port: Int = 443
    var maxWaitMs: Int = 5000
    success = socket.connect("www.example.com", port: port, ssl: bTls, maxWaitMs: maxWaitMs)
    if success != true {
        print("Connect Failure Error Code: \(socket.connectFailReason.intValue)")
        print("\(socket.lastErrorText!)")
        return
    }

    var bAutoReconnect: Bool = true

    // Use the connection:
    success = rest.useConnection(socket, autoReconnect: bAutoReconnect)
    if success != true {
        print("\(rest.lastErrorText!)")
        return
    }

    // At this point we are connected and can make REST calls...
    // For example..
    var responseJson: String? = rest.fullRequestNoBody("GET", uriPath: "/someQuery")
    if rest.lastMethodSuccess != true {
        print("\(rest.lastErrorText!)")
        return
    }


}