RequestFileIn - Base64-encoded or binary input file name: PKCS10 certificate request, CMS certificate request, PKCS7 certificate ...

RequestFileIn           - Base64-encoded or binary input file name:
                            PKCS10 certificate request,
                            CMS certificate request,
                            PKCS7 certificate renewal request,
                            X.509 certificate to be cross-certified, or
                            KeyGen tag format certificate request
  RequestFileOut          - Base64-encoded output file name
  PKCS10FileOut           - Base64-encoded PKCS10 output file name
  CertFileOut             - Base64-encoded X-509 file name
  CertChainFileOut        - Base64-encoded PKCS7 file name
  FullResponseFileOut     - Base64-encoded Full Response file name
  ConfigString            - Backslash separated server name and Certification
                            Authority name: MachineDnsName\CAName
  AttributeString         - Colon separated Name and Value string pairs
                            Each pair is separated by a backslash and "n"
                            Example: "Name1: Value1
 Name2: Value2"
  PolicyFileIn            - INF file containing a textual representation
                            of extensions used to qualify a request