# File lib/ohai/plugins/ssh_host_key.rb, line 23
  def extract_keytype?(content)
    case content[0]
    when "ssh-dss"
      [ "dsa", nil ]
    when "ssh-rsa"
      [ "rsa", nil ]
    when /^ecdsa/
      [ "ecdsa", content[0] ]
    else
      [ nil, nil ]
    end
  end