Solution : https://service.sap.com/sap/support/notes/830883 (SAP Service marketplace login required)
Key words :
editing read_aennr aennr change number read_date sy-date date read_revlevel revlv revision level load_latest xflag load latest version load_released xflag load released version load_valid xflag load valid version recover xflag restore contents version changed_at tzntstmps date, tdwd-ntadr net address cadsystem cad_system cad system workdirectory bapi_doc_files2-docpath working directory changeno bapi_doc_draw-ecnumber change number validfrom sy-date date callback bapi_doc_aux-flag call callbacks cad_version cdesk_version-version version number, contents version load_drawings xflag load drawings load_all_from_layout xflag layout load_references xflag load references fcode sy-ucomm function code type spec, export cdesk_version cdesk_version-version interface version, copied alongside return bapiret2 return parameter type spec, cad_rel_appls bapi_doc_applications cad relevant applications add_checkin_appls bapi_doc_applications applications, interface modify bapi_doc_aux-flag check, copied alongside type spec, remotely call checkout assistants, alongside add_checkout_appls bapi_doc_applications applications
Related Notes :
928926 | CDESK: RFC function modules for CAD desktop |