summaryrefslogtreecommitdiffstats
path: root/src/network/ssl/qsslsocket.h
blob: 1e7c67ce91d3d9183c97c31b2b8676af4cb2fc0a (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
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtNetwork module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/


#ifndef QSSLSOCKET_H
#define QSSLSOCKET_H

#include <QtCore/qlist.h>
#include <QtCore/qregexp.h>
#ifndef QT_NO_OPENSSL
#   include <QtNetwork/qtcpsocket.h>
#   include <QtNetwork/qsslerror.h>
#endif

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Network)

#ifndef QT_NO_OPENSSL

class QDir;
class QSslCipher;
class QSslCertificate;
class QSslConfiguration;

class QSslSocketPrivate;
class Q_NETWORK_EXPORT QSslSocket : public QTcpSocket
{
    Q_OBJECT
public:
    enum SslMode {
        UnencryptedMode,
        SslClientMode,
        SslServerMode
    };

    enum PeerVerifyMode {
        VerifyNone,
        QueryPeer,
        VerifyPeer,
        AutoVerifyPeer
    };

    QSslSocket(QObject *parent = 0);
    ~QSslSocket();

    // Autostarting the SSL client handshake.
    void connectToHostEncrypted(const QString &hostName, quint16 port, OpenMode mode = ReadWrite);
    void connectToHostEncrypted(const QString &hostName, quint16 port, const QString &sslPeerName, OpenMode mode = ReadWrite);
    bool setSocketDescriptor(int socketDescriptor, SocketState state = ConnectedState,
                             OpenMode openMode = ReadWrite);

    // ### Qt 5: Make virtual
    void setSocketOption(QAbstractSocket::SocketOption option, const QVariant &value);
    QVariant socketOption(QAbstractSocket::SocketOption option);

    SslMode mode() const;
    bool isEncrypted() const;

    QSsl::SslProtocol protocol() const;
    void setProtocol(QSsl::SslProtocol protocol);

    QSslSocket::PeerVerifyMode peerVerifyMode() const;
    void setPeerVerifyMode(QSslSocket::PeerVerifyMode mode);

    int peerVerifyDepth() const;
    void setPeerVerifyDepth(int depth);

    QString peerVerifyName() const;
    void setPeerVerifyName(const QString &hostName);

    // From QIODevice
    qint64 bytesAvailable() const;
    qint64 bytesToWrite() const;
    bool canReadLine() const;
    void close();
    bool atEnd() const;
    bool flush();
    void abort();

    // From QAbstractSocket:
    void setReadBufferSize(qint64 size);

    // Similar to QIODevice's:
    qint64 encryptedBytesAvailable() const;
    qint64 encryptedBytesToWrite() const;

    // SSL configuration
    QSslConfiguration sslConfiguration() const;
    void setSslConfiguration(const QSslConfiguration &config);

    // Certificate & cipher accessors.
    void setLocalCertificate(const QSslCertificate &certificate);
    void setLocalCertificate(const QString &fileName, QSsl::EncodingFormat format = QSsl::Pem);
    QSslCertificate localCertificate() const;
    QSslCertificate peerCertificate() const;
    QList<QSslCertificate> peerCertificateChain() const;
    QSslCipher sessionCipher() const;

    // Private keys, for server sockets.
    void setPrivateKey(const QSslKey &key);
    void setPrivateKey(const QString &fileName, QSsl::KeyAlgorithm algorithm = QSsl::Rsa,
                       QSsl::EncodingFormat format = QSsl::Pem,
                       const QByteArray &passPhrase = QByteArray());
    QSslKey privateKey() const;

    // Cipher settings.
    QList<QSslCipher> ciphers() const;
    void setCiphers(const QList<QSslCipher> &ciphers);
    void setCiphers(const QString &ciphers);
    static void setDefaultCiphers(const QList<QSslCipher> &ciphers);
    static QList<QSslCipher> defaultCiphers();
    static QList<QSslCipher> supportedCiphers();

    // CA settings.
    bool addCaCertificates(const QString &path, QSsl::EncodingFormat format = QSsl::Pem,
                           QRegExp::PatternSyntax syntax = QRegExp::FixedString);
    void addCaCertificate(const QSslCertificate &certificate);
    void addCaCertificates(const QList<QSslCertificate> &certificates);
    void setCaCertificates(const QList<QSslCertificate> &certificates);
    QList<QSslCertificate> caCertificates() const;
    static bool addDefaultCaCertificates(const QString &path, QSsl::EncodingFormat format = QSsl::Pem,
                                         QRegExp::PatternSyntax syntax = QRegExp::FixedString);
    static void addDefaultCaCertificate(const QSslCertificate &certificate);
    static void addDefaultCaCertificates(const QList<QSslCertificate> &certificates);
    static void setDefaultCaCertificates(const QList<QSslCertificate> &certificates);
    static QList<QSslCertificate> defaultCaCertificates();
    static QList<QSslCertificate> systemCaCertificates();

    bool waitForConnected(int msecs = 30000);
    bool waitForEncrypted(int msecs = 30000);
    bool waitForReadyRead(int msecs = 30000);
    bool waitForBytesWritten(int msecs = 30000);
    bool waitForDisconnected(int msecs = 30000);

    QList<QSslError> sslErrors() const;

    static bool supportsSsl();
    void ignoreSslErrors(const QList<QSslError> &errors);

public Q_SLOTS:
    void startClientEncryption();
    void startServerEncryption();
    void ignoreSslErrors();

Q_SIGNALS:
    void encrypted();
    void peerVerifyError(const QSslError &error);
    void sslErrors(const QList<QSslError> &errors);
    void modeChanged(QSslSocket::SslMode newMode);
    void encryptedBytesWritten(qint64 totalBytes);

protected Q_SLOTS:
    void connectToHostImplementation(const QString &hostName, quint16 port,
                                     OpenMode openMode);
    void disconnectFromHostImplementation();

protected:
    qint64 readData(char *data, qint64 maxlen);
    qint64 writeData(const char *data, qint64 len);

private:
    Q_DECLARE_PRIVATE(QSslSocket)
    Q_DISABLE_COPY(QSslSocket)
    Q_PRIVATE_SLOT(d_func(), void _q_connectedSlot())
    Q_PRIVATE_SLOT(d_func(), void _q_hostFoundSlot())
    Q_PRIVATE_SLOT(d_func(), void _q_disconnectedSlot())
    Q_PRIVATE_SLOT(d_func(), void _q_stateChangedSlot(QAbstractSocket::SocketState))
    Q_PRIVATE_SLOT(d_func(), void _q_errorSlot(QAbstractSocket::SocketError))
    Q_PRIVATE_SLOT(d_func(), void _q_readyReadSlot())
    Q_PRIVATE_SLOT(d_func(), void _q_bytesWrittenSlot(qint64))
    Q_PRIVATE_SLOT(d_func(), void _q_flushWriteBuffer())
    Q_PRIVATE_SLOT(d_func(), void _q_flushReadBuffer())
    friend class QSslSocketBackendPrivate;
};

#endif // QT_NO_OPENSSL

QT_END_NAMESPACE

#ifndef QT_NO_OPENSSL
Q_DECLARE_METATYPE(QList<QSslError>)
#endif

QT_END_HEADER

#endif