module Net::BER::Extensions::Bignum ## # Converts a Bignum to an uncompressed BER integer. def to_ber result = [] # NOTE: Array#pack's 'w' is a BER _compressed_ integer. We need # uncompressed BER integers, so we're not using that. See also: # http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/228864 n = self while n > 0 b = n & 0xff result << b n = n >> 8 end "\002" + ([result.size] + result.reverse).pack('C*') end end