(PowerBuilder) Get the Server Certificate, Certificate Chain, and Root CA Certificate

Demonstrates how to get the HTTP server certificate, its certificate chain, and the root CA certificate.

Note: This example requires Chilkat v11.0.0 or greater.

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

integer li_rc
integer li_Success
oleobject loo_Http
oleobject loo_SslCert
oleobject loo_CertChain
oleobject loo_Cert
integer i
integer li_NumCerts
oleobject loo_CaCert

li_Success = 0

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

loo_Http = create oleobject
li_rc = loo_Http.ConnectToNewObject("Chilkat.Http")
if li_rc < 0 then
    destroy loo_Http
    MessageBox("Error","Connecting to COM object failed")
    return
end if

// We're getting the SSL/TLS certificate, so make sure to connect to the SSL/TLS port (443).
loo_SslCert = create oleobject
li_rc = loo_SslCert.ConnectToNewObject("Chilkat.Cert")

li_Success = loo_Http.GetServerCert("apple.com",443,loo_SslCert)
if li_Success = 0 then
    Write-Debug loo_Http.LastErrorText
    destroy loo_Http
    destroy loo_SslCert
    return
end if

loo_CertChain = create oleobject
li_rc = loo_CertChain.ConnectToNewObject("Chilkat.CertChain")

li_Success = loo_SslCert.BuildCertChain(loo_CertChain)
if li_Success = 0 then
    Write-Debug loo_SslCert.LastErrorText
    destroy loo_Http
    destroy loo_SslCert
    destroy loo_CertChain
    return
end if

loo_Cert = create oleobject
li_rc = loo_Cert.ConnectToNewObject("Chilkat.Cert")

i = 0
li_NumCerts = loo_CertChain.NumCerts
do while i < li_NumCerts
    loo_CertChain.CertAt(i,loo_Cert)
    Write-Debug "SubjectDN " + string(i) + ": " + loo_Cert.SubjectDN
    Write-Debug "IssuerDN " + string(i) + ": " + loo_Cert.IssuerDN
    i = i + 1
loop

// If the certificate chain reaches the root CA cert, then the last cert in the chain
// is the root CA cert.
if loo_CertChain.ReachesRoot = 1 then
    loo_CaCert = create oleobject
    li_rc = loo_CaCert.ConnectToNewObject("Chilkat.Cert")

    loo_CertChain.CertAt(li_NumCerts - 1,loo_CaCert)
    Write-Debug "CA Root Cert: " + loo_CaCert.SubjectDN
end if



destroy loo_Http
destroy loo_SslCert
destroy loo_CertChain
destroy loo_Cert
destroy loo_CaCert