(Go) Load PEM and List Certificates

Demonstrates how to load a PEM containing certificates and accesses each individual certificate.

Chilkat Go Downloads Go Package for Windows, MacOS, Linux, Alpine Linux, Solaris

    // Starting in v9.5.0.49, all Chilkat classes can be unlocked at once at the beginning of a program
    // by calling UnlockBundle.  It requires a Bundle unlock code.
    chilkatGlob := chilkat.NewGlobal()
    success := chilkatGlob.UnlockBundle("Anything for 30-day trial.")
    if success != true {
        fmt.Println(chilkatGlob.LastErrorText())
        chilkatGlob.DisposeGlobal()
        return
    }

    pem := chilkat.NewPem()

    // Load the .p7b from a file.
    success = pem.LoadPemFile("/Users/chilkat/testData/p7b/cacert_mozilla.pem")
    if success != true {
        fmt.Println(pem.LastErrorText())
        chilkatGlob.DisposeGlobal()
        pem.DisposePem()
        return
    }

    var i int
    numCerts := pem.NumCerts()
    if numCerts == 0 {
        fmt.Println(("Error: Expected the PEM to contain certificates."))
        chilkatGlob.DisposeGlobal()
        pem.DisposePem()
        return
    }

    // Access each certificate and show the Subject CN (Common Name)
    for i = 1; i <= numCerts; i++ {
        cert := pem.GetCert(i - 1)
        fmt.Println(i, ": ", cert.SubjectCN())
        cert.DisposeCert()
    }


    chilkatGlob.DisposeGlobal()
    pem.DisposePem()