private function _usb()
{
if (file_exists('/dev/bus/usb') && CommonFunctions::executeProgram('lsusb', '', $bufr, false)) {
$bufe = preg_split("/\n/", $bufr, -1, PREG_SPLIT_NO_EMPTY);
foreach ($bufe as $buf) {
$device = preg_split("/ /", $buf, 6);
if (isset($device[5]) && trim($device[5]) != "") {
$dev = new HWDevice();
$dev->setName(trim($device[5]));
$this->sys->setUsbDevices($dev);
}
}
}
}