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# File radius/dictionary.rb, line 63
    def read(fp)
      fp.each_line {
	|line|
	next if line =~ /^\#/	# discard comments
	next if (sl = line.split(/\s+/)) == []
	case sl[0].upcase
	when "ATTRIBUTE"
	  @attr[sl[1]] = [sl[2].to_i, sl[3]] if (@attr[sl[1]] == nil)
	  @rattr[sl[2].to_i] = [sl[1], sl[3]] if (@rattr[sl[2].to_i] == nil)
	when "VALUE"
	  if (@attr[sl[1]] == nil)
	    $stderr.print("Warning: value given for unknown attribute #{sl[1]}");
	  else
	    if (@val[@attr[sl[1]][0]] == nil)
	      @val[@attr[sl[1]][0]] = {}
	    end
	    if (@rval[@attr[sl[1]][0]] == nil)
	      @rval[@attr[sl[1]][0]] = []
	    end
	    if (@val[@attr[sl[1]][0]][sl[2]] == nil)
	      @val[@attr[sl[1]][0]][sl[2]] = sl[3].to_i
	    end
	    if (@rval[@attr[sl[1]][0]][sl[3].to_i] == nil)
	      @rval[@attr[sl[1]][0]][sl[3].to_i] = sl[2]
	    end
	  end
	when "VENDORATTR"
	  sl[3] = Kernel::Integer(sl[3]) # this gets hex and octal
				# values correctly
	  @vsattr[sl[1].to_i] = {} if (@vsattr[sl[1].to_i] == nil)
	  @rvsattr[sl[1].to_i] = {} if (@rvsattr[sl[1].to_i] == nil)

	  if (@vsattr[sl[1].to_i][sl[2]] == nil)
	    @vsattr[sl[1].to_i][sl[2]] = sl[3..4]
	  end

	  if (@rvsattr[sl[1].to_i][sl[3]] == nil)
	    @rvsattr[sl[1].to_i][sl[3]] = [sl[2], sl[4]]
	  end
	when "VENDORVALUE"
	  sl[4] = Kernel::Integer(sl[4])
	  if (@vsattr[sl[1].to_i][sl[2]] == nil)
	    $stderr.print "Warning: vendor value for unknown vendor attribute #{sl[1]} found - ignored\n"
	  else
	    sl[1] = sl[1].to_i
	    @vsaval[sl[1]] = {} if @vsaval[sl[1].to_i] == nil
	    @rvsaval[sl[1]] = {} if @rvsaval[sl[1].to_i] == nil
	    if @vsaval[sl[1]][@vsattr[sl[1]][sl[2]][0]] == nil
	      @vsaval[sl[1]][@vsattr[sl[1]][sl[2]][0]] = {}
	    end

	    if @rvsaval[sl[1]][@vsattr[sl[1]][sl[2]][0]] == nil
	      @rvsaval[sl[1]][@vsattr[sl[1]][sl[2]][0]] = []
	    end

	    if @vsaval[sl[1]][@vsattr[sl[1]][sl[2]][0]][sl[3]] == nil
	      @vsaval[sl[1]][@vsattr[sl[1]][sl[2]][0]][sl[3]] = sl[4]
	    end

	    if @rvsaval[sl[1]][@vsattr[sl[1]][sl[2]][0]][sl[4]] == nil
	      @rvsaval[sl[1]][@vsattr[sl[1]][sl[2]][0]][sl[4]] = sl[3]
	    end
	  end
	else
	  $stderr.print "Warning: Weird dictionary line: #{line}\n"
	end	  
      }
    end