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/****************************************************************************
**
** Copyright (C) 2014 Jeremy Lainé <jeremy.laine@m4x.org>
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtNetwork module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** 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.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
**
**
**
**
**
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**
**
**
**
******************************************************************************/
#ifndef QTLS_ST_P_H
#define QTLS_ST_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 QtNetwork library. 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 "qtlsbackend_st_p.h"
#include <QtCore/qobject.h>
#include <QtCore/qstring.h>
#include <QtCore/qglobal.h>
#include <QtCore/qlist.h>
#include <QtNetwork/qabstractsocket.h>
#include <QtNetwork/private/qsslsocket_p.h>
#include <Security/Security.h>
#include <Security/SecureTransport.h>
QT_BEGIN_NAMESPACE
namespace QTlsPrivate {
class QSecureTransportContext
{
public:
explicit QSecureTransportContext(SSLContextRef context);
~QSecureTransportContext();
operator SSLContextRef () const;
void reset(SSLContextRef newContext);
private:
SSLContextRef context;
Q_DISABLE_COPY_MOVE(QSecureTransportContext)
};
class TlsCryptographSecureTransport : public TlsCryptograph
{
public:
TlsCryptographSecureTransport();
~TlsCryptographSecureTransport() override;
void init(QSslSocket *qObj, QSslSocketPrivate *dObj) override;
void continueHandshake() override;
void disconnected() override;
void disconnectFromHost() override;
QSslCipher sessionCipher() const override;
QSsl::SslProtocol sessionProtocol() const override;
void startClientEncryption() override;
void startServerEncryption() override;
void transmit() override;
QList<QSslError> tlsErrors() const override;
SSLCipherSuite SSLCipherSuite_from_QSslCipher(const QSslCipher &ciph);
private:
// SSL context management/properties:
bool initSslContext();
void destroySslContext();
bool setSessionCertificate(QString &errorDescription,
QAbstractSocket::SocketError &errorCode);
bool setSessionProtocol();
// Aux. functions to do a verification during handshake phase:
bool canIgnoreTrustVerificationFailure() const;
bool verifySessionProtocol() const;
bool verifyPeerTrust();
bool checkSslErrors();
bool startHandshake();
bool isHandshakeComplete() const;
// IO callbacks:
static OSStatus ReadCallback(TlsCryptographSecureTransport *socket, char *data, size_t *dataLength);
static OSStatus WriteCallback(TlsCryptographSecureTransport *plainSocket, const char *data, size_t *dataLength);
QSecureTransportContext context;
bool renegotiating = false;
QSslSocket *q = nullptr;
QSslSocketPrivate *d = nullptr;
bool shutdown = false;
QList<QSslError> sslErrors;
Q_DISABLE_COPY_MOVE(TlsCryptographSecureTransport)
};
} // namespace QTlsPrivate
QT_END_NAMESPACE
#endif // QTLS_ST_P_H
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