# (C) Copyright 2005- ECMWF. position offsetSection0; constant section0Length=16; ascii[4] identifier = "GRIB" : read_only; unsigned[2] reserved = missing() : can_be_missing,hidden,read_only,edition_specific; codetable[1] discipline ('0.0.table',masterDir,localDir) : dump; unsigned[1] editionNumber = 2 : edition_specific,dump; alias ls.edition = editionNumber; section_length[8] totalLength; position startOfHeaders; meta section0Pointer section_pointer(offsetSection0,section0Length,0);