PowerBuilder

DSA Public Key PEM to DER Conversion

See more DSA Examples

Converts a DSA public key from PEM format to DER. PowerBuilder

integer li_rc
integer li_Success
oleobject loo_Dsa
string ls_PemPublicKey

li_Success = 0

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

loo_Dsa = create oleobject
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 PEM public key.

ls_PemPublicKey = loo_Dsa.LoadText("dsa_pub.pem")
// Import the public key PEM into the DSA object.
li_Success = loo_Dsa.FromPublicPem(ls_PemPublicKey)
if li_Success <> 1 then
    Write-Debug loo_Dsa.LastErrorText
    destroy loo_Dsa
    return
end if

// Write it out as a DER file:
li_Success = loo_Dsa.ToPublicDerFile("dsa_pub.der")
if li_Success <> 1 then
    Write-Debug loo_Dsa.LastErrorText
    destroy loo_Dsa
    return
end if

Write-Debug "Finished!"


destroy loo_Dsa