89 lines
3.0 KiB
C++
89 lines
3.0 KiB
C++
/*
|
|
Copyright 2012 Lukáš Tinkl <ltinkl@redhat.com>
|
|
|
|
This library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) version 3, or any
|
|
later version accepted by the membership of KDE e.V. (or its
|
|
successor approved by the membership of KDE e.V.), which shall
|
|
act as a proxy defined in Section 6 of version 3 of the license.
|
|
|
|
This library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with this library. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include <linux/kdev_t.h>
|
|
|
|
#include <QFile>
|
|
#include <QDBusConnection>
|
|
#include <QDBusPendingReply>
|
|
#include <QDomDocument>
|
|
|
|
#include "udisksblock.h"
|
|
|
|
using namespace Solid::Backends::UDisks2;
|
|
|
|
Block::Block(Device *dev)
|
|
: DeviceInterface(dev)
|
|
{
|
|
m_devNum = m_device->prop("DeviceNumber").toULongLong();
|
|
m_devFile = QFile::decodeName(m_device->prop("Device").toByteArray());
|
|
|
|
// we have a drive (non-block device for udisks), so let's find the corresponding (real) block device
|
|
if (m_devNum == 0 || m_devFile.isEmpty()) {
|
|
const QString path = "/org/freedesktop/UDisks2/block_devices";
|
|
QDBusMessage call = QDBusMessage::createMethodCall(UD2_DBUS_SERVICE, path,
|
|
DBUS_INTERFACE_INTROSPECT, "Introspect");
|
|
QDBusPendingReply<QString> reply = QDBusConnection::systemBus().asyncCall(call);
|
|
reply.waitForFinished();
|
|
|
|
if (reply.isValid()) {
|
|
QDomDocument dom;
|
|
dom.setContent(reply.value());
|
|
QDomNodeList nodeList = dom.documentElement().elementsByTagName("node");
|
|
for (int i = 0; i < nodeList.count(); i++) {
|
|
QDomElement nodeElem = nodeList.item(i).toElement();
|
|
if (!nodeElem.isNull() && nodeElem.hasAttribute("name")) {
|
|
const QString udi = path + "/" + nodeElem.attribute("name");
|
|
|
|
Device device(udi);
|
|
if (device.drivePath() == dev->udi()) {
|
|
m_devNum = device.prop("DeviceNumber").toULongLong();
|
|
m_devFile = QFile::decodeName(device.prop("Device").toByteArray());
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
qWarning() << "Failed enumerating UDisks2 objects:" << reply.error().name() << "\n" << reply.error().message();
|
|
}
|
|
|
|
//qDebug() << "devnum:" << m_devNum << "dev file:" << m_devFile;
|
|
}
|
|
|
|
Block::~Block()
|
|
{
|
|
}
|
|
|
|
QString Block::device() const
|
|
{
|
|
return m_devFile;
|
|
}
|
|
|
|
int Block::deviceMinor() const
|
|
{
|
|
return MINOR(m_devNum);
|
|
}
|
|
|
|
int Block::deviceMajor() const
|
|
{
|
|
return MAJOR(m_devNum);
|
|
}
|