fdisk -l output sector to CHS

gistfile1.rb

=begin


 fdisk -l  output sector to CHS

=end

def sect2chs sec
        sec = sec.to_i
        return "" if sec == 0
        c = sec / (255*63)
        sec = sec % (255*63)
        h = sec / 63
        s = sec % 63 + 1
        
        "#{c}/#{h}/#{s}"
end

def secs2sz size
        sz = size.to_i
        return "" if sz == 0
        sz /= 2
        if sz > 1024*1024
                "#{sz/1024/1025}GB"
        elsif sz > 1024
                "#{sz/1024}MB"
        else
                "#{sz}KB"
        end
end

DATA.each_line do |l|
        l.strip!
        break if l.empty?
        dev, startp, endp, size = l.split
        v1 = sect2chs(startp)
        v2 = sect2chs(endp)
        sz = secs2sz(size)
        puts %{#{dev} #{'%12s' % startp} #{'%12s' % endp} |#{'%15s' % v1} #{'%15s' % v2}   #{sz}}
end




__END__