Swift

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

See more Digital Signatures Examples

_LANGUAGE_ 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.

Swift

func chilkatTest() {
    var success: Bool = false

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

    let crypt = CkoCrypt2()!

    var outputFile: String? = "testData/xml/original.xml"
    var inFile: String? = "testData/p7m/fattura_signature.p7m"

    // Verify the signature and extract the XML file.
    success = crypt.verifyP7M(p7mPath: inFile, destPath: outputFile)
    if success == false {
        print("\(crypt.lastErrorText!)")
        return
    }

    print("Success!")

}