(PowerBuilder) Iterate Keys and Certs in PEM

Demonstrates how to access each of the private keys and certs contained within a PEM.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

integer li_rc
oleobject loo_ChilkatGlob
integer li_Success
oleobject loo_Pem
string ls_Password
string ls_PemContent
integer li_NumPrivateKeys
integer i
oleobject loo_PrivKey
integer li_NumCerts
oleobject loo_Cert

// 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.
loo_ChilkatGlob = create oleobject
// Use "Chilkat_9_5_0.Global" for versions of Chilkat < 10.0.0
li_rc = loo_ChilkatGlob.ConnectToNewObject("Chilkat.Global")
if li_rc < 0 then
    destroy loo_ChilkatGlob
    MessageBox("Error","Connecting to COM object failed")
    return
end if
li_Success = loo_ChilkatGlob.UnlockBundle("Anything for 30-day trial.")
if li_Success <> 1 then
    Write-Debug loo_ChilkatGlob.LastErrorText
    destroy loo_ChilkatGlob
    return
end if

// The Chilkat PEM class was introduced in v9.5.0.49.  
// It requires the bundle to be unlocked, as shown above.
loo_Pem = create oleobject
// Use "Chilkat_9_5_0.Pem" for versions of Chilkat < 10.0.0
li_rc = loo_Pem.ConnectToNewObject("Chilkat.Pem")

// Load the PEM from a file.
// If the PEM is encrypted, provide a password.  Otherwise pass an empty string for the password.
ls_Password = "myPassword"
li_Success = loo_Pem.LoadPemFile("../myPemFiles/myPem.pem",ls_Password)
if li_Success <> 1 then
    Write-Debug loo_Pem.LastErrorText
    destroy loo_ChilkatGlob
    destroy loo_Pem
    return
end if

// Note: If the app already has the PEM pre-loaded in a string variable, then load it 
// by calling LoadPem instead.  
ls_PemContent = "... the PEM contents ..."
li_Success = loo_Pem.LoadPem(ls_PemContent,ls_Password)
// Check for success as before..

// Iterate over the private keys.
li_NumPrivateKeys = loo_Pem.NumPrivateKeys
i = 0

do while i < li_NumPrivateKeys

    loo_PrivKey = loo_Pem.GetPrivateKey(i)
    Write-Debug "Private Key " + string(i) + " is " + string(loo_PrivKey.BitLength) + " in length"
    destroy loo_PrivKey

    i = i + 1
loop

// Iterate over the certificates.
li_NumCerts = loo_Pem.NumCerts
i = 0

do while i < li_NumCerts

    loo_Cert = loo_Pem.GetCert(i)
    Write-Debug "Certificate " + string(i) + " : " + loo_Cert.SubjectDN
    destroy loo_Cert

    i = i + 1
loop


destroy loo_ChilkatGlob
destroy loo_Pem