SCHEMA header_section_schema;

TYPE time_stamp_text = STRING(256);
END_TYPE;

TYPE schema_name = STRING(1024);
END_TYPE;

ENTITY file_name;
  name                  : STRING (256);
  time_stamp            : time_stamp_text;
  author                : LIST [1:?] OF STRING (256);
  organization          : LIST [1:?] OF STRING (256);
  preprocessor_version  : STRING (256); 
  originating_system    : STRING (256);
  authorisation         : STRING (256); 
END_ENTITY;

ENTITY file_description;
  description          : LIST [1:?] OF STRING (256);
  implementation_level : STRING (256);
END_ENTITY;
  
ENTITY file_schema;
  schema_identifiers : LIST [1:?] OF UNIQUE schema_name;
END_ENTITY;

END_SCHEMA;