(Swift 3,4,5...) FTP Upload / Download to a BinData Object

Demonstrates how to FTP upload the contents of a BinData object, and FTP downloads to the a BinData object.

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

func chilkatTest() {
    // This example assumes Chilkat Ftp2 to have been previously unlocked.
    // See Unlock Ftp2 for sample code.

    let ftp = CkoFtp2()!

    ftp.hostname = "www.my-ftp-server.com"
    ftp.username = "mFtpLogin"
    ftp.password = "myFtpPassword"

    // Connect to the FTP server.
    var success: Bool = ftp.connectOnly()
    if success != true {
        print("\(ftp.lastErrorText!)")
        return
    }

    // Authenticate with the FTP server.
    success = ftp.loginAfterConnectOnly()
    if success != true {
        print("\(ftp.lastErrorText!)")
        return
    }

    let bdA = CkoBinData()!
    bdA.loadFile("qa_data/jpg/penguins.jpg")

    // Upload the contents of bdA to the FTP server.
    var remoteFilename: String? = "penguins.jpg"
    success = ftp.putFileBd(bdA, remoteFilePath: remoteFilename)
    if success != true {
        print("\(ftp.lastErrorText!)")
        return
    }

    // Download...
    let bdB = CkoBinData()!
    success = ftp.getFileBd(remoteFilename, binData: bdB)
    if success != true {
        print("\(ftp.lastErrorText!)")
        return
    }

    // Verify that bdA and bdB have the exact same contents.
    print("size of bdA: \(bdA.numBytes.intValue)")
    if bdA.contentsEqual(bdB) == true {
        print("Contents are equal. Success.")
    }
    else {
        print("Contents are NOT equal.  Failed.")
    }

    ftp.disconnect()

}