(Swift 2) PC/SC List Smart Card Readers (and USB Tokens)

See more SCard Examples

Demonstrates how to list the smart card readers and USB tokens connected to the computer.

Note: This functionality was introduced in Chilkat v9.5.0.87.

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

    let scard = CkoSCard()

    // First establish a context to the PC/SC Resource Manager
    var success: Bool = scard.EstablishContext("user")
    if success == false {
        print("\(scard.LastErrorText)")
        return
    }

    let stReaders = CkoStringTable()
    success = scard.ListReaders(stReaders)
    if success == false {
        print("\(scard.LastErrorText)")
        return
    }

    var numReaders: Int = stReaders.Count.intValue
    var i: Int = 0
    while i < numReaders {
        print("\(i): \(stReaders.StringAt(i))")
        i = i + 1
    }

    // Sample output:
    // 0: Alcor Micro USB Smart Card Reader 0
    // 1: FS USB Token 0
    // 2: FT Java Token 0
    // 3: SCM Microsystems Inc. SCR33x USB Smart Card Reader 0
    // 4: Yubico YubiKey OTP+FIDO+CCID 0

    // Applications should always release the context when finished.
    success = scard.ReleaseContext()
    if success == false {
        print("\(scard.LastErrorText)")
    }


}