mirror of
https://github.com/radiomanV/TL866.git
synced 2026-03-11 18:57:06 +01:00
130 lines
3.8 KiB
C++
130 lines
3.8 KiB
C++
/* Class Notifier
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*
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* This file is part of the TL866 updater project.
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*
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* Copyright (C) radioman 2013
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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* USA.
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*/
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#include "notifier_linux.h"
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#include "tl866_global.h"
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#include <QDebug>
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#include <libudev.h>
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Notifier::Notifier()
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{
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socket_notifier=NULL;
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RegisterUsbNotifications();
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}
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Notifier::~Notifier()
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{
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if(socket_notifier !=NULL)
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delete socket_notifier;
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}
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udev_monitor *mon;//Global variable
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QStringList nodes;
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void Notifier::udev_event()
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{
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udev_device *dev = udev_monitor_receive_device(mon);
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if(dev)
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{
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QString devnode(udev_device_get_devnode(dev));
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QString vid(udev_device_get_sysattr_value(dev,"idVendor"));
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QString pid(udev_device_get_sysattr_value(dev,"idProduct"));
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QString action(udev_device_get_action(dev));
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if(action.toLower() == "add" && vid.toUShort(0,16) == TL866_VID && pid.toUShort(0,16) == TL866_PID)
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{
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if(!nodes.contains(devnode,Qt::CaseInsensitive))
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{
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nodes.append(devnode);
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//qDebug() << devnode <<" added";
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}
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emit deviceChange(true);
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}
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if(action.toLower() == "remove")
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{
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if(nodes.contains(devnode,Qt::CaseInsensitive))
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{
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//qDebug() << devnode << " removed";
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nodes.removeOne(devnode);
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emit deviceChange(false);
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}
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}
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}
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udev_device_unref(dev);
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}
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void Notifier::RegisterUsbNotifications()
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{
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udev *udev = udev_new();
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if (!udev)
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{
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qDebug() << "udev error!" << endl;
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return;
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}
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udev_enumerate *enumerate;
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udev_list_entry *devices, *dev_list_entry;
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udev_device *dev;
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enumerate = udev_enumerate_new(udev);
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udev_enumerate_add_match_subsystem(enumerate, "usb");
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udev_enumerate_scan_devices(enumerate);
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devices = udev_enumerate_get_list_entry(enumerate);
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nodes.clear();
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const char *path;
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udev_list_entry_foreach(dev_list_entry, devices)
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{
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path = udev_list_entry_get_name(dev_list_entry);
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dev = udev_device_new_from_syspath(udev, path);
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QString devnode(udev_device_get_devnode(dev));
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QString vid(udev_device_get_sysattr_value(dev,"idVendor"));
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QString pid(udev_device_get_sysattr_value(dev,"idProduct"));
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//QString product(udev_device_get_sysattr_value(dev,"product"));
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if((vid.toUShort(0,16) == TL866_VID) && (pid.toUShort(0,16) == TL866_PID))
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{
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nodes.append(devnode);
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//qDebug()<< "Found" << devnode << vid << pid << product;
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}
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udev_device_unref(dev);
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}
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udev_enumerate_unref(enumerate);
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mon = udev_monitor_new_from_netlink(udev, "udev");
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if(!mon)
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{
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qDebug() << "Netlink not available!" << endl;
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return;
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}
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udev_monitor_filter_add_match_subsystem_devtype(mon, "usb", "usb_device");
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udev_monitor_enable_receiving(mon);
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int fd = udev_monitor_get_fd(mon);
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socket_notifier=new QSocketNotifier(fd,QSocketNotifier::Read);
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connect(socket_notifier,SIGNAL(activated(int)),this,SLOT(udev_event()));
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qDebug() << "Register device notification O.K.";
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}
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