(PowerBuilder) Convert DSA DER Private Key to PEM

Converts a DSA private key from DER format to PEM. Demonstrates how to write both encrypted and unencrypted PEM formatted private keys.

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

integer li_rc
oleobject loo_Dsa
integer li_Success
string ls_PemStr

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

loo_Dsa = create oleobject
// Use "Chilkat_9_5_0.Dsa" for versions of Chilkat < 10.0.0
li_rc = loo_Dsa.ConnectToNewObject("Chilkat.Dsa")
if li_rc < 0 then
    destroy loo_Dsa
    MessageBox("Error","Connecting to COM object failed")
    return
end if

// Load a DER private key.
li_Success = loo_Dsa.FromDerFile("dsa_priv.der")
if li_Success <> 1 then
    Write-Debug loo_Dsa.LastErrorText
    destroy loo_Dsa
    return
end if

// Save to unencrypted PEM:
ls_PemStr = loo_Dsa.ToPem()
li_Success = loo_Dsa.SaveText(ls_PemStr,"dsa_priv.pem")
if li_Success <> 1 then
    Write-Debug loo_Dsa.LastErrorText
    destroy loo_Dsa
    return
end if

// Save to encrypted PEM:
ls_PemStr = loo_Dsa.ToEncryptedPem("myPassword")
li_Success = loo_Dsa.SaveText(ls_PemStr,"dsa_privEncrypted.pem")
if li_Success <> 1 then
    Write-Debug loo_Dsa.LastErrorText
    destroy loo_Dsa
    return
end if

Write-Debug "Finished!"


destroy loo_Dsa