Function if

cups/getdevices.c:135–145

#ifdef HAVE_TLS
      else if (status == HTTP_STATUS_UPGRADE_REQUIRED)
      {
       /*
	* Force a reconnect with encryption...
	*/

	DEBUG_puts("2cupsGetDevices: Need encryption...");

	if (!httpReconnect2(http, 30000, NULL))
	  httpEncryption(http, HTTP_ENCRYPTION_REQUIRED);
      }
#endif /* HAVE_TLS */
    }
  }