# File lib/net/ldap/password.rb, line 23
    def generate(type, str)
       case type
         when :md5
            attribute_value = '{MD5}' + Base64.encode64(Digest::MD5.digest(str)).chomp! 
         when :sha
            attribute_value = '{SHA}' + Base64.encode64(Digest::SHA1.digest(str)).chomp! 
         when :ssha
            salt = SecureRandom.random_bytes(16)
            attribute_value = '{SSHA}' + Base64.encode64(Digest::SHA1.digest(str + salt) + salt).chomp!
         else
            raise Net::LDAP::LdapError, "Unsupported password-hash type (#{type})"
         end
      return attribute_value
    end