/usr/include/KF5/KIOCore/kio/slave.h is in kio-dev 5.18.0-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/*
* This file is part of the KDE libraries
* Copyright (c) 2000 Waldo Bastian <bastian@kde.org>
* 2000 Stephan Kulow <coolo@kde.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License version 2 as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
**/
#ifndef KIO_SLAVE_H
#define KIO_SLAVE_H
#define KIO_SLAVE_EXPORT KIOCORE_EXPORT
#include <QtCore/QObject>
#include <QtCore/QDateTime>
#include "kio/slaveinterface.h"
namespace KIO
{
class SlavePrivate;
class SlaveKeeper;
class SimpleJob;
class Scheduler;
class SchedulerPrivate;
class DataProtocol;
class ConnectedSlaveQueue;
class ProtoQueue;
class SimpleJobPrivate;
class UserNotificationHandler;
// Attention developers: If you change the implementation of KIO::Slave,
// do *not* use connection() or slaveconn but the respective KIO::Slave
// accessor methods. Otherwise classes derived from Slave might break. (LS)
//
// Do not use this class directly, outside of KIO. Only use the Slave pointer
// that is returned by the scheduler for passing it around.
//
// TODO: KDE5: Separate public API and private stuff for this better
class KIO_SLAVE_EXPORT Slave : public KIO::SlaveInterface
{
Q_OBJECT
public:
explicit Slave(const QString &protocol, QObject *parent = 0);
virtual ~Slave();
/**
* Sends the given command to the kioslave.
* Called by the jobs.
* @param cmd command id
* @param arr byte array containing data
*/
virtual void send(int cmd, const QByteArray &arr = QByteArray());
/**
* The actual protocol used to handle the request.
*
* This method will return a different protocol than
* the one obtained by using protocol() if a
* proxy-server is used for the given protocol. This
* usually means that this method will return "http"
* when the actuall request was to retrieve a resource
* from an "ftp" server by going through a proxy server.
*
* @return the actual protocol (io-slave) that handled the request
*/
QString slaveProtocol();
/**
* @return Host this slave is (was?) connected to
*/
QString host();
/**
* @return port this slave is (was?) connected to
*/
quint16 port();
/**
* @return User this slave is (was?) logged in as
*/
QString user();
/**
* @return Passwd used to log in
*/
QString passwd();
/**
* Creates a new slave.
*
* @param protocol the protocol
* @param url is the url
* @param error is the error code on failure and undefined else.
* @param error_text is the error text on failure and undefined else.
*
* @return 0 on failure, or a pointer to a slave otherwise.
*/
static Slave *createSlave(const QString &protocol, const QUrl &url, int &error, QString &error_text);
/**
* Requests a slave on hold for ths url, from klauncher, if there is such a job.
* See hold()
*/
static Slave *holdSlave(const QString &protocol, const QUrl &url);
/**
* Returns true if klauncher is holding a slave for @p url.
* Used by klauncher only.
* @since 4.7
*/
static bool checkForHeldSlave(const QUrl &url);
// == communication with connected kioslave ==
// whenever possible prefer these methods over the respective
// methods in connection()
/**
* Suspends the operation of the attached kioslave.
*/
virtual void suspend();
/**
* Resumes the operation of the attached kioslave.
*/
virtual void resume();
/**
* Tells whether the kioslave is suspended.
* @return true if the kioslave is suspended.
*/
virtual bool suspended();
// == end communication with connected kioslave ==
private:
friend class Scheduler;
friend class SchedulerPrivate;
friend class DataProtocol;
friend class SlaveKeeper;
friend class ConnectedSlaveQueue;
friend class ProtoQueue;
friend class SimpleJobPrivate;
friend class UserNotificationHandler;
void setPID(qint64);
qint64 slave_pid();
void setJob(KIO::SimpleJob *job);
KIO::SimpleJob *job() const;
/**
* Force termination
*/
void kill();
/**
* @return true if the slave survived the last mission.
*/
bool isAlive();
/**
* Set host for url
* @param host to connect to.
* @param port to connect to.
* @param user to login as
* @param passwd to login with
*/
virtual void setHost(const QString &host, quint16 port,
const QString &user, const QString &passwd);
/**
* Clear host info.
*/
void resetHost();
/**
* Configure slave
*/
virtual void setConfig(const MetaData &config);
/**
* The protocol this slave handles.
*
* @return name of protocol handled by this slave, as seen by the user
*/
QString protocol();
void setProtocol(const QString &protocol);
/**
* Puts the kioslave associated with @p url at halt, and return it to klauncher, in order
* to let another application connect to it and finish the job.
* This is for the krunner case: type a URL in krunner, it will start downloading
* to find the mimetype (KRun), and then hold the slave, publish the held slave using,
* this method, and the final application can continue the same download by requesting
* the same URL.
*/
virtual void hold(const QUrl &url);
/**
* @return The number of seconds this slave has been idle.
*/
int idleTime();
/**
* Marks this slave as idle.
*/
void setIdle();
/*
* @returns Whether the slave is connected
* (Connection oriented slaves only)
*/
bool isConnected();
void setConnected(bool c);
void ref();
void deref();
public Q_SLOTS:
void accept();
void gotInput();
void timeout();
Q_SIGNALS:
void slaveDied(KIO::Slave *slave);
private:
Q_DECLARE_PRIVATE(Slave)
};
}
#undef KIO_SLAVE_EXPORT
#endif
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