summaryrefslogtreecommitdiffstats
path: root/src/network/access/qhsts_p.h
blob: 2feb73b446ac7b42f85eea025bfe0d90e773f497 (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
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtNetwork module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or 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.GPL2 and 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-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QHSTS_P_H
#define QHSTS_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists for the convenience
// of the Network Access API.  This header file may change from
// version to version without notice, or even be removed.
//
// We mean it.
//

#include <QtNetwork/private/qtnetworkglobal_p.h>

#include <QtNetwork/qhstspolicy.h>

#include <QtCore/qbytearray.h>
#include <QtCore/qdatetime.h>
#include <QtCore/qstring.h>
#include <QtCore/qglobal.h>
#include <QtCore/qpair.h>
#include <QtCore/qurl.h>
#include <QtCore/qmap.h>

QT_BEGIN_NAMESPACE

template<typename T> class QList;
template <typename T> class QVector;

class QHstsStore;

class Q_AUTOTEST_EXPORT QHstsCache
{
public:

    void updateFromHeaders(const QList<QPair<QByteArray, QByteArray>> &headers,
                           const QUrl &url);
    void updateFromPolicies(const QVector<QHstsPolicy> &hosts);
    void updateKnownHost(const QUrl &url, const QDateTime &expires,
                         bool includeSubDomains);
    bool isKnownHost(const QUrl &url) const;
    void clear();

    QVector<QHstsPolicy> policies() const;

    void setStore(QHstsStore *store);

private:

    void updateKnownHost(const QString &hostName, const QDateTime &expires,
                         bool includeSubDomains);

    struct HostName
    {
        explicit HostName(const QString &n) : name(n) { }
        explicit HostName(const QStringRef &r) : fragment(r) { }

        bool operator < (const HostName &rhs) const
        {
            if (fragment.size()) {
                if (rhs.fragment.size())
                    return fragment < rhs.fragment;
                return fragment < QStringRef(&rhs.name);
            }

            if (rhs.fragment.size())
                return QStringRef(&name) < rhs.fragment;
            return name < rhs.name;
        }

        // We use 'name' for a HostName object contained in our dictionary;
        // we use 'fragment' only during lookup, when chopping the complete host
        // name, removing subdomain names (such HostName object is 'transient', it
        // must not outlive the original QString object.
        QString name;
        QStringRef fragment;
    };

    mutable QMap<HostName, QHstsPolicy> knownHosts;
    QHstsStore *hstsStore = nullptr;
};

class Q_AUTOTEST_EXPORT QHstsHeaderParser
{
public:

    bool parse(const QList<QPair<QByteArray, QByteArray>> &headers);

    QDateTime expirationDate() const { return expiry; }
    bool includeSubDomains() const { return subDomainsFound; }

private:

    bool parseSTSHeader();
    bool parseDirective();
    bool processDirective(const QByteArray &name, const QByteArray &value);
    bool nextToken();

    QByteArray header;
    QByteArray token;

    QDateTime expiry;
    int tokenPos = 0;
    bool maxAgeFound = false;
    qint64 maxAge = 0;
    bool subDomainsFound = false;
};

QT_END_NAMESPACE

#endif