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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