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Diffstat (limited to 'src/network/ssl/qsslcipher.cpp')
| -rw-r--r-- | src/network/ssl/qsslcipher.cpp | 239 |
1 files changed, 239 insertions, 0 deletions
diff --git a/src/network/ssl/qsslcipher.cpp b/src/network/ssl/qsslcipher.cpp new file mode 100644 index 0000000000..505c6625fd --- /dev/null +++ b/src/network/ssl/qsslcipher.cpp @@ -0,0 +1,239 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the QtNetwork module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, 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 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + + +/*! + \class QSslCipher + \brief The QSslCipher class represents an SSL cryptographic cipher. + \since 4.3 + + \reentrant + \ingroup io + \ingroup ssl + \inmodule QtNetwork + + QSslCipher stores information about one cryptographic cipher. It + is most commonly used with QSslSocket, either for configuring + which ciphers the socket can use, or for displaying the socket's + ciphers to the user. + + \sa QSslSocket, QSslKey +*/ + +#include "qsslcipher.h" +#include "qsslcipher_p.h" +#include "qsslsocket.h" + +#ifndef QT_NO_DEBUG_STREAM +#include <QtCore/qdebug.h> + +QT_BEGIN_NAMESPACE +#endif + +/*! + Constructs an empty QSslCipher object. +*/ +QSslCipher::QSslCipher() + : d(new QSslCipherPrivate) +{ +} + +/*! + Constructs a QSslCipher object for the cipher determined by \a + name and \a protocol. The constructor accepts only supported + ciphers (i.e., the \a name and \a protocol must identify a cipher + in the list of ciphers returned by + QSslSocket::supportedCiphers()). + + You can call isNull() after construction to check if \a name and + \a protocol correctly identified a supported cipher. +*/ +QSslCipher::QSslCipher(const QString &name, QSsl::SslProtocol protocol) + : d(new QSslCipherPrivate) +{ + foreach (const QSslCipher &cipher, QSslSocket::supportedCiphers()) { + if (cipher.name() == name && cipher.protocol() == protocol) { + *this = cipher; + return; + } + } +} + +/*! + Constructs an identical copy of the \a other cipher. +*/ +QSslCipher::QSslCipher(const QSslCipher &other) + : d(new QSslCipherPrivate) +{ + *d = *other.d; +} + +/*! + Destroys the QSslCipher object. +*/ +QSslCipher::~QSslCipher() +{ + delete d; +} + +/*! + Copies the contents of \a other into this cipher, making the two + ciphers identical. +*/ +QSslCipher &QSslCipher::operator=(const QSslCipher &other) +{ + *d = *other.d; + return *this; +} + +/*! + Returns true if this cipher is the same as \a other; otherwise, + false is returned. +*/ +bool QSslCipher::operator==(const QSslCipher &other) const +{ + return d->name == other.d->name && d->protocol == other.d->protocol; +} + +/*! + \fn bool QSslCipher::operator!=(const QSslCipher &other) const + + Returns true if this cipher is not the same as \a other; + otherwise, false is returned. +*/ + +/*! + Returns true if this is a null cipher; otherwise returns false. +*/ +bool QSslCipher::isNull() const +{ + return d->isNull; +} + +/*! + Returns the name of the cipher, or an empty QString if this is a null + cipher. + + \sa isNull() +*/ +QString QSslCipher::name() const +{ + return d->name; +} + +/*! + Returns the number of bits supported by the cipher. + + \sa usedBits() +*/ +int QSslCipher::supportedBits()const +{ + return d->supportedBits; +} + +/*! + Returns the number of bits used by the cipher. + + \sa supportedBits() +*/ +int QSslCipher::usedBits() const +{ + return d->bits; +} + +/*! + Returns the cipher's key exchange method as a QString. +*/ +QString QSslCipher::keyExchangeMethod() const +{ + return d->keyExchangeMethod; +} + +/*! + Returns the cipher's authentication method as a QString. +*/ +QString QSslCipher::authenticationMethod() const +{ + return d->authenticationMethod; +} + +/*! + Returns the cipher's encryption method as a QString. +*/ +QString QSslCipher::encryptionMethod() const +{ + return d->encryptionMethod; +} + +/*! + Returns the cipher's protocol as a QString. + + \sa protocol() +*/ +QString QSslCipher::protocolString() const +{ + return d->protocolString; +} + +/*! + Returns the cipher's protocol type, or \l QSsl::UnknownProtocol if + QSslCipher is unable to determine the protocol (protocolString() may + contain more information). + + \sa protocolString() +*/ +QSsl::SslProtocol QSslCipher::protocol() const +{ + return d->protocol; +} + +#ifndef QT_NO_DEBUG_STREAM +QDebug operator<<(QDebug debug, const QSslCipher &cipher) +{ + debug << "QSslCipher(name=" << qPrintable(cipher.name()) + << ", bits=" << cipher.usedBits() + << ", proto=" << qPrintable(cipher.protocolString()) + << ")"; + return debug; +} +#endif + +QT_END_NAMESPACE |