1/****************************************************************************
2**
3** Copyright (C) 2016 The Qt Company Ltd.
4** Contact: https://www.qt.io/licensing/
5**
6** This file is part of the plugins of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL$
9** Commercial License Usage
10** Licensees holding valid commercial Qt licenses may use this file in
11** accordance with the commercial license agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and The Qt Company. For licensing terms
14** and conditions see https://www.qt.io/terms-conditions. For further
15** information use the contact form at https://www.qt.io/contact-us.
16**
17** GNU Lesser General Public License Usage
18** Alternatively, this file may be used under the terms of the GNU Lesser
19** General Public License version 3 as published by the Free Software
20** Foundation and appearing in the file LICENSE.LGPL3 included in the
21** packaging of this file. Please review the following information to
22** ensure the GNU Lesser General Public License version 3 requirements
23** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
24**
25** GNU General Public License Usage
26** Alternatively, this file may be used under the terms of the GNU
27** General Public License version 2.0 or (at your option) the GNU General
28** Public license version 3 or any later version approved by the KDE Free
29** Qt Foundation. The licenses are as published by the Free Software
30** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
31** included in the packaging of this file. Please review the following
32** information to ensure the GNU General Public License requirements will
33** be met: https://www.gnu.org/licenses/gpl-2.0.html and
34** https://www.gnu.org/licenses/gpl-3.0.html.
35**
36** $QT_END_LICENSE$
37**
38****************************************************************************/
39
40#ifndef QNETWORKSESSION_IMPL_H
41#define QNETWORKSESSION_IMPL_H
42
43//
44// W A R N I N G
45// -------------
46//
47// This file is not part of the Qt API. It exists purely as an
48// implementation detail. This header file may change from version to
49// version without notice, or even be removed.
50//
51// We mean it.
52//
53
54#include "qbearerengine_impl.h"
55
56#include <QtNetwork/private/qnetworkconfigmanager_p.h>
57#include <QtNetwork/private/qnetworksession_p.h>
58
59QT_BEGIN_NAMESPACE
60
61class QBearerEngineImpl;
62
63class QNetworkSessionPrivateImpl : public QNetworkSessionPrivate
64{
65 Q_OBJECT
66
67public:
68 QNetworkSessionPrivateImpl()
69 : engine(nullptr), startTime(0), lastError(QNetworkSession::UnknownSessionError), sessionTimeout(-1), currentPolicies(QNetworkSession::NoPolicy), opened(false)
70 {}
71 ~QNetworkSessionPrivateImpl()
72 {}
73
74 //called by QNetworkSession constructor and ensures
75 //that the state is immediately updated (w/o actually opening
76 //a session). Also this function should take care of
77 //notification hooks to discover future state changes.
78 void syncStateWithInterface() override;
79
80#ifndef QT_NO_NETWORKINTERFACE
81 QNetworkInterface currentInterface() const override;
82#endif
83 QVariant sessionProperty(const QString& key) const override;
84 void setSessionProperty(const QString& key, const QVariant& value) override;
85
86 void open() override;
87 void close() override;
88 void stop() override;
89 void migrate() override;
90 void accept() override;
91 void ignore() override;
92 void reject() override;
93
94 QString errorString() const override; //must return translated string
95 QNetworkSession::SessionError error() const override;
96
97 quint64 bytesWritten() const override;
98 quint64 bytesReceived() const override;
99 quint64 activeTime() const override;
100
101 QNetworkSession::UsagePolicies usagePolicies() const override;
102 void setUsagePolicies(QNetworkSession::UsagePolicies) override;
103
104private Q_SLOTS:
105 void networkConfigurationsChanged();
106 void configurationChanged(QNetworkConfigurationPrivatePointer config);
107 void forcedSessionClose(const QNetworkConfiguration &config);
108 void connectionError(const QString &id, QBearerEngineImpl::ConnectionError error);
109 void decrementTimeout();
110
111private:
112 void updateStateFromServiceNetwork();
113 void updateStateFromActiveConfig();
114
115private:
116 QBearerEngineImpl *engine;
117
118 quint64 startTime;
119
120 QNetworkSession::SessionError lastError;
121
122 int sessionTimeout;
123 QNetworkSession::UsagePolicies currentPolicies;
124
125 bool opened;
126};
127
128QT_END_NAMESPACE
129
130#endif // QNETWORKSESSION_IMPL_H
131

source code of qtbase/src/plugins/bearer/qnetworksession_impl.h