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pokamest
128 lines
4.3 KiB
C++
128 lines
4.3 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia. For licensing terms and
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** conditions see http://www.qt.io/licensing. For further information
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** use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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****************************************************************************/
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#include "sshhostkeydatabase.h"
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#include "sshlogging_p.h"
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#include <QByteArray>
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#include <QCoreApplication>
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#include <QDir>
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#include <QFile>
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#include <QHash>
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#include <QString>
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namespace QSsh {
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class SshHostKeyDatabase::SshHostKeyDatabasePrivate
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{
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public:
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QHash<QString, QByteArray> hostKeys;
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};
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SshHostKeyDatabase::SshHostKeyDatabase() : d(new SshHostKeyDatabasePrivate)
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{
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}
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SshHostKeyDatabase::~SshHostKeyDatabase()
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{
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delete d;
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}
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bool SshHostKeyDatabase::load(const QString &filePath, QString *error)
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{
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QFile file(filePath);
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if (!file.open(QIODevice::ReadOnly)) {
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if (error) {
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*error = QCoreApplication::translate("QSsh::Ssh",
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"Failed to open key file \"%1\" for reading: %2")
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.arg(QDir::toNativeSeparators(filePath), file.errorString());
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}
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return false;
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}
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d->hostKeys.clear();
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const QByteArray content = file.readAll().trimmed();
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if (content.isEmpty())
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return true;
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foreach (const QByteArray &line, content.split('\n')) {
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const QList<QByteArray> &lineData = line.trimmed().split(' ');
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if (lineData.count() != 2) {
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qCDebug(Internal::sshLog, "Unexpected line \"%s\" in file \"%s\".", line.constData(),
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qPrintable(filePath));
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continue;
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}
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d->hostKeys.insert(QString::fromUtf8(lineData.first()),
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QByteArray::fromHex(lineData.last()));
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}
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return true;
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}
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bool SshHostKeyDatabase::store(const QString &filePath, QString *error) const
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{
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QFile file(filePath);
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if (!file.open(QIODevice::WriteOnly)) {
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if (error) {
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*error = QCoreApplication::translate("QSsh::Ssh",
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"Failed to open key file \"%1\" for writing: %2")
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.arg(QDir::toNativeSeparators(filePath), file.errorString());
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}
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return false;
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}
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file.resize(0);
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for (auto it = d->hostKeys.constBegin(); it != d->hostKeys.constEnd(); ++it)
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file.write(it.key().toUtf8() + ' ' + it.value().toHex() + '\n');
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return true;
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}
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SshHostKeyDatabase::KeyLookupResult SshHostKeyDatabase::matchHostKey(const QString &hostName,
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const QByteArray &key) const
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{
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auto it = d->hostKeys.constFind(hostName);
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if (it == d->hostKeys.constEnd())
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return KeyLookupNoMatch;
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if (it.value() == key)
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return KeyLookupMatch;
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return KeyLookupMismatch;
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}
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void SshHostKeyDatabase::insertHostKey(const QString &hostName, const QByteArray &key)
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{
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d->hostKeys.insert(hostName, key);
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}
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QByteArray SshHostKeyDatabase::retrieveHostKey(const QString &hostName)
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{
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return d->hostKeys.value(hostName);
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}
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} // namespace QSsh
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