class WEBrick::CGI::Socket

def cipher
  return nil unless defined?(OpenSSL)
  if cipher = @env["SSL_CIPHER"]
    ret = [ cipher ]
    ret << @env["SSL_PROTOCOL"]
    ret << @env["SSL_CIPHER_USEKEYSIZE"]
    ret << @env["SSL_CIPHER_ALGKEYSIZE"]
    ret
  end
end