Differential D15277 Diff 42450 mtp/kiod_module/mtpdevice.cpp

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mtp/kiod_module/mtpdevice.cpp

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1		/*
2		This file is part of the MTP KIOD module, part of the KDE project.
3
4		Copyright (C) 2018 Andreas Krutzler <andreas.krutzler@gmx.net>
5
6		This program is free software: you can redistribute it and/or modify
7		it under the terms of the GNU General Public License as published by
8		the Free Software Foundation, either version 2 of the License, or
9		(at your option) any later version.
10
11		This program is distributed in the hope that it will be useful,
12		but WITHOUT ANY WARRANTY; without even the implied warranty of
13		MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14		GNU General Public License for more details.
15
16		You should have received a copy of the GNU General Public License
17		along with this program. If not, see <http://www.gnu.org/licenses/>.
18		*/
19
20		#include "mtpdevice.h"
21
22		#include <QDBusConnection>
23
24		#include <Solid/Device>
25		#include <Solid/GenericInterface>
26		#include <Solid/DeviceNotifier>
27
28		#include "mtpstorage.h"
29
30		// D-Bus adaptors
31		#include "deviceadaptor.h"
32
33		/**
34		* Creates a Cached Device that has a predefined lifetime (default: 10000 msec)s
35		* The lifetime is reset every time the device is accessed. After it expires it
36		* will be released.
37		*
38		* @param device The LIBMTP_mtpdevice_t pointer to cache
39		* @param udi The UDI of the new device to cache
40		*/
41		MTPDevice::MTPDevice(const QString &dbusObjectPath, LIBMTP_mtpdevice_t device, LIBMTP_raw_device_t rawdevice, const QString &udi, qint32 timeout, QObject *parent)
42		: QObject(parent),
43		m_dbusObjectName(dbusObjectPath),
44		m_timeout(timeout),
45		m_mtpdevice(device),
46		m_rawdevice(*rawdevice),
47		m_udi(udi)
48		{
49		const char *deviceName = LIBMTP_Get_Friendlyname(device);
50		const char *deviceModel = LIBMTP_Get_Modelname(device);
51
52		// prefer friendly devicename over model
53		if (!deviceName) {
54		m_friendlyName = QString::fromUtf8(deviceModel);
55		} else {
56		m_friendlyName = QString::fromUtf8(deviceName);
57		}
58
59		qCDebug(LOG_KIOD_KMTPD) << "Created device " << m_friendlyName << " with udi=" << udi << " and timeout " << timeout;
60
61		new DeviceAdaptor(this);
62		QDBusConnection::sessionBus().registerObject(m_dbusObjectName, this);
63
64		int index = 0;
65		for (LIBMTP_devicestorage_t *storage = device->storage; storage != nullptr; storage = storage->next) {
66		m_storages.append(new MTPStorage(QStringLiteral("%1/storage%2").arg(m_dbusObjectName).arg(index++), storage, this));
67		}
68		}
69
70		MTPDevice::~MTPDevice()
71		{
72		qCDebug(LOG_KIOD_KMTPD) << "release device:" << m_friendlyName;
73		LIBMTP_Release_Device(m_mtpdevice);
74		}
75
76		LIBMTP_mtpdevice_t *MTPDevice::getDevice()
77		{
78		if (!m_mtpdevice->storage) {
79		qCDebug(LOG_KIOD_KMTPD) << "no storage found: reopen mtpdevice";
80		LIBMTP_Release_Device(m_mtpdevice);
81		m_mtpdevice = LIBMTP_Open_Raw_Device_Uncached(&m_rawdevice);
82		}
83
84		return m_mtpdevice;
85		}
86
87		QString MTPDevice::dbusObjectName() const
88		{
89		return m_dbusObjectName;
90		}
91
92		QString MTPDevice::udi() const
93		{
94		return m_udi;
95		}
96
97		QString MTPDevice::friendlyName() const
98		{
99		return m_friendlyName;
100		}
101
102		int MTPDevice::setFriendlyName(const QString &friendlyName)
103		{
104		if (m_friendlyName == friendlyName) {
105		return 1;
106		}
107
108		const int result = LIBMTP_Set_Friendlyname(m_mtpdevice, friendlyName.toUtf8().constData());
109		if (!result) {
110		m_friendlyName = friendlyName;
111		emit friendlyNameChanged(m_friendlyName);
112
113		}
114		return result;
115		}
116
117		QList<QDBusObjectPath> MTPDevice::listStorages() const
118		{
119		QList<QDBusObjectPath> list;
120		for (const MTPStorage *storage : m_storages) {
	dfaureUnsubmitted Done Technically this is missing a list.reserve(m_storages.count()) but I guess these lists are pretty small in practice... dfaure: Technically this is missing a list.reserve(m_storages.count()) but I guess these lists…
121		list.append(QDBusObjectPath(storage->dbusObjectPath()));
122		}
123		return list;
124		}
125
126		#include "moc_mtpdevice.cpp"