# Copyright 2005-2018 ECMWF.
#
# This software is licensed under the terms of the Apache Licence Version 2.0
# which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
#
# In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
# virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
#


position offsetSection1;
section_length[3] section1Length ;

unsigned[1]  masterTableNumber :dump;

codetable[1] bufrHeaderSubCentre 'common/c-1.table' : dump;
codetable[1] bufrHeaderCentre    'common/c-1.table' : dump;

unsigned[1]  updateSequenceNumber :dump;

flags[1]     section1Flags 'bufr/section1_flags.table' = 128 : hidden ; # = section 2 present

unsigned[1] dataCategory : dump;
unsigned[1] dataSubCategory : dump;
unsigned[1] masterTablesVersionNumber : dump;
unsigned[1] localTablesVersionNumber : dump;

transient typicalCentury=21;

unsigned[1] typicalYearOfCentury : dump;
transient typicalYear = (typicalCentury - 1 )  *100  + typicalYearOfCentury  : no_copy;

unsigned[1] typicalMonth : dump;
unsigned[1] typicalDay : dump;
unsigned[1] typicalHour : dump;
unsigned[1] typicalMinute : dump;
unsigned[1] spare; # ???
transient typicalSecond=0;

meta ls.typicalDate sprintf("%.4d%.2d%.2d",typicalYear,typicalMonth,typicalDay) : dump,no_copy,read_only;
meta ls.typicalTime sprintf("%.2d%.2d%.2d",typicalHour,typicalMinute,typicalSecond) :dump,no_copy,read_only;

meta typicalDateTime julian_date(typicalYear,typicalMonth,typicalDay,typicalHour,typicalMinute,typicalSecond) ;


alias ls.centre=bufrHeaderCentre;
alias ls.masterTablesVersionNumber=masterTablesVersionNumber;
alias ls.localTablesVersionNumber=localTablesVersionNumber;


section_padding section1Padding;

