blob: 3b6fdd143f8b00baba1270517824a4d00e1ac87d (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
|
/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Device Utilities module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 or (at your option) any later version
** approved by the KDE Free Qt Foundation. The licenses are as published by
** the Free Software Foundation and appearing in the file LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qwifidevice.h"
#include <QtCore/QString>
#include <QtCore/QByteArray>
#include <QtCore/QDir>
QT_BEGIN_NAMESPACE
/*!
\class QWifiDevice
\inmodule B2Qt.Wifi.Cpp
\ingroup wifi-cppclasses
\brief Represents a physical device.
Use this class to query if a device is Wifi capable, before attempting
to use the functionality of QWifiManager.
\code
QWifiManager *m_wifiManager = 0;
if (QWifiDevice::wifiSupported())
m_wifiManager = QWifiManager::instance();
if (m_wifiManager) {
m_wifiManager->start();
// and other wifi related code
}
\endcode
*/
QWifiDevice::QWifiDevice()
{
}
QWifiDevice::~QWifiDevice()
{
}
/*!
Returns \c true if a device is Wifi capable - Wifi driver and firmware has been
successfully loaded by the system, otherwise returns \c false.
*/
bool QWifiDevice::wifiSupported()
{
QByteArray ifc = wifiInterfaceName();
bool hasInterface = QDir().exists(QString::fromLatin1("/sys/class/net/" + ifc));
if (!hasInterface)
qCWarning(B2QT_WIFI) << "could not find wifi interface in \"/sys/class/net/\", "
"looking for interface named: " << ifc;
return hasInterface;
}
/*!
Returns Wifi interface name.
Interface name is read from the \c B2QT_WIFI_INTERFACE
environment variable if it is set, otherwise, the default interface
name ("\e{wlan0}") is used.
\sa setWifiInterfaceName()
*/
QByteArray QWifiDevice::wifiInterfaceName()
{
return qEnvironmentVariableIsSet("B2QT_WIFI_INTERFACE") ? qgetenv("B2QT_WIFI_INTERFACE") : "wlan0";
}
/*!
A conveniece method to set the Wifi interface \a name.
\sa wifiInterfaceName()
*/
void QWifiDevice::setWifiInterfaceName(const QByteArray &name)
{
qputenv("B2QT_WIFI_INTERFACE", name);
}
QT_END_NAMESPACE
|