(PowerBuilder) Extract XML File from a .p7m (e.g. FATTURA ELETTRONICA, ITALY)

PowerBuilder example to extract the original file from a .p7m (Signed-Data PKCS7 Format) The .p7m contains the signed contents of the original file.

One use for this example is to extract the XML file from a Fattura Elettronica .p7m signature.

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

integer li_rc
oleobject loo_Crypt
string ls_OutputFile
string ls_InFile
integer li_Success

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

loo_Crypt = create oleobject
// Use "Chilkat_9_5_0.Crypt2" for versions of Chilkat < 10.0.0
li_rc = loo_Crypt.ConnectToNewObject("Chilkat.Crypt2")
if li_rc < 0 then
    destroy loo_Crypt
    MessageBox("Error","Connecting to COM object failed")
    return
end if

ls_OutputFile = "testData/xml/original.xml"
ls_InFile = "testData/p7m/fattura_signature.p7m"

// Verify the signature and extract the XML file.
li_Success = loo_Crypt.VerifyP7M(ls_InFile,ls_OutputFile)
if li_Success = 0 then
    Write-Debug loo_Crypt.LastErrorText
    destroy loo_Crypt
    return
end if

Write-Debug "Success!"


destroy loo_Crypt