Here are the data structures with brief descriptions:
| CF4sGenerateIn | Input parameter structure to generate the signature file of the SEPA archive |
| CF4sLoad | Parameter structure to load an archive |
| CF4sMigrateIn | Input parameter structure to migrate the signature file of the SEPA archive |
| CF4sNfEntry21 | Parameter structure to define the search field for an research in an archive |
| CF4sNfHeader | Header structure for a lookup request |
| CF4sNfTab | Overlay/Union for the different request structure arrays |
| CF4sOut | Output structure |
| CF4sSearchIn | Input parameter structure for lookups in an archive |
| CF4sUpdateIn | Input parameter structure to update records in or delete from an archive |