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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#pragma once
#include <QHash>
#include <QObject>
#include <QSharedPointer>
namespace QSsh {
class SftpChannel;
class SshDirectTcpIpTunnel;
class SshRemoteProcess;
class SshTcpIpForwardServer;
namespace Internal {
class AbstractSshChannel;
class SshIncomingPacket;
class SshSendFacility;
class SshChannelManager : public QObject
{
Q_OBJECT
public:
SshChannelManager(SshSendFacility &sendFacility, QObject *parent);
QSharedPointer<SshRemoteProcess> createRemoteProcess(const QByteArray &command);
QSharedPointer<SshRemoteProcess> createRemoteShell();
QSharedPointer<SftpChannel> createSftpChannel();
QSharedPointer<SshDirectTcpIpTunnel> createDirectTunnel(const QString &originatingHost,
quint16 originatingPort, const QString &remoteHost, quint16 remotePort);
QSharedPointer<SshTcpIpForwardServer> createForwardServer(const QString &remoteHost,
quint16 remotePort);
int channelCount() const;
enum CloseAllMode { CloseAllRegular, CloseAllAndReset };
int closeAllChannels(CloseAllMode mode);
void handleChannelRequest(const SshIncomingPacket &packet);
void handleChannelOpen(const SshIncomingPacket &packet);
void handleChannelOpenFailure(const SshIncomingPacket &packet);
void handleChannelOpenConfirmation(const SshIncomingPacket &packet);
void handleChannelSuccess(const SshIncomingPacket &packet);
void handleChannelFailure(const SshIncomingPacket &packet);
void handleChannelWindowAdjust(const SshIncomingPacket &packet);
void handleChannelData(const SshIncomingPacket &packet);
void handleChannelExtendedData(const SshIncomingPacket &packet);
void handleChannelEof(const SshIncomingPacket &packet);
void handleChannelClose(const SshIncomingPacket &packet);
void handleRequestSuccess(const SshIncomingPacket &packet);
void handleRequestFailure(const SshIncomingPacket &packet);
signals:
void timeout();
private:
typedef QHash<quint32, AbstractSshChannel *>::Iterator ChannelIterator;
ChannelIterator lookupChannelAsIterator(quint32 channelId,
bool allowNotFound = false);
AbstractSshChannel *lookupChannel(quint32 channelId,
bool allowNotFound = false);
void removeChannel(ChannelIterator it);
void insertChannel(AbstractSshChannel *priv,
const QSharedPointer<QObject> &pub);
SshSendFacility &m_sendFacility;
QHash<quint32, AbstractSshChannel *> m_channels;
QHash<AbstractSshChannel *, QSharedPointer<QObject> > m_sessions;
quint32 m_nextLocalChannelId;
QList<QSharedPointer<SshTcpIpForwardServer>> m_waitingForwardServers;
QList<QSharedPointer<SshTcpIpForwardServer>> m_listeningForwardServers;
};
} // namespace Internal
} // namespace QSsh
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