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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
**
**************************************************************************/
#ifndef SSHPACKETPARSER_P_H
#define SSHPACKETPARSER_P_H
#include <botan/bigint.h>
#include <QtCore/QByteArray>
#include <QtCore/QList>
#include <QtCore/QString>
namespace Core {
namespace Internal {
struct SshNameList
{
SshNameList() : originalLength(0) {}
SshNameList(quint32 originalLength) : originalLength(originalLength) {}
quint32 originalLength;
QList<QByteArray> names;
};
class SshPacketParseException { };
// This class's functions try to read a byte array at a certain offset
// as the respective chunk of data as specified in the SSH RFCs.
// If they succeed, they update the offset, so they can easily
// be called in succession by client code.
// For convenience, some have also versions that don't update the offset,
// so they can be called with rvalues if the new value is not needed.
// If they fail, they throw an SshPacketParseException.
class SshPacketParser
{
public:
static bool asBool(const QByteArray &data, quint32 offset);
static bool asBool(const QByteArray &data, quint32 *offset);
static quint16 asUint16(const QByteArray &data, quint32 offset);
static quint16 asUint16(const QByteArray &data, quint32 *offset);
static quint64 asUint64(const QByteArray &data, quint32 offset);
static quint64 asUint64(const QByteArray &data, quint32 *offset);
static quint32 asUint32(const QByteArray &data, quint32 offset);
static quint32 asUint32(const QByteArray &data, quint32 *offset);
static QByteArray asString(const QByteArray &data, quint32 *offset);
static QString asUserString(const QByteArray &data, quint32 *offset);
static SshNameList asNameList(const QByteArray &data, quint32 *offset);
static Botan::BigInt asBigInt(const QByteArray &data, quint32 *offset);
static QString asUserString(const QByteArray &rawString);
};
} // namespace Internal
} // namespace Core
#endif // SSHPACKETPARSER_P_H
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