Converts binary file into C array.

bin2c.rb

#
# usage : $ ruby bin2c.rb loremipsum.txt.bin
#   generates 'loremipsum_txt_bin.c' :
#
#   char loremipsum_txt_bin_array[/*15716*/] = {
#   0x5a,0x50,0x46,0x4c,0x01,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,
#   ...
#
if __FILE__ == $0
  begin
    fn_base = ARGV[0].gsub(/[(){}\[\]\<\>\!\~\$\=\+\-\.]/, "_")
    ARGF.set_encoding('BINARY')
    f_in = ARGF.read

    File.open( "#{fn_base}.c", "w:ASCII-8BIT" ) do |f_out|
      f_out.puts "char #{fn_base}_array[/*#{f_in.length}*/] = {"

      index = 0
      f_in.each_byte do |byte|
        f_out.printf "0x%02x,", byte
        index += 1
        f_out.print "\n" if index % 16 == 0
      end

      f_out.puts "#{"\n" if index % 16 != 0}};"
    end
  rescue Exception => e
    p e
  end
end