565c832d39
Summary: Convenient API to get the absolute executable path for the pid. Reviewers: sebas, mart Subscribers: plasma-devel Differential Revision: https://phabricator.kde.org/D858
157 lines
3.8 KiB
C++
157 lines
3.8 KiB
C++
/********************************************************************
|
|
Copyright 2014 Martin Gräßlin <mgraesslin@kde.org>
|
|
|
|
This library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) version 3, or any
|
|
later version accepted by the membership of KDE e.V. (or its
|
|
successor approved by the membership of KDE e.V.), which shall
|
|
act as a proxy defined in Section 6 of version 3 of the license.
|
|
|
|
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
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with this library. If not, see <http://www.gnu.org/licenses/>.
|
|
*********************************************************************/
|
|
#include "clientconnection.h"
|
|
#include "display.h"
|
|
// Qt
|
|
#include <QFileInfo>
|
|
#include <QVector>
|
|
// Wayland
|
|
#include <wayland-server.h>
|
|
|
|
namespace KWayland
|
|
{
|
|
namespace Server
|
|
{
|
|
|
|
class ClientConnection::Private
|
|
{
|
|
public:
|
|
explicit Private(wl_client *c, Display *display, ClientConnection *q);
|
|
~Private();
|
|
|
|
wl_client *client;
|
|
Display *display;
|
|
pid_t pid = 0;
|
|
uid_t user = 0;
|
|
gid_t group = 0;
|
|
QString executablePath;
|
|
|
|
private:
|
|
static void destroyListenerCallback(wl_listener *listener, void *data);
|
|
ClientConnection *q;
|
|
wl_listener listener;
|
|
static QVector<Private*> s_allClients;
|
|
};
|
|
|
|
QVector<ClientConnection::Private*> ClientConnection::Private::s_allClients;
|
|
|
|
ClientConnection::Private::Private(wl_client *c, Display *display, ClientConnection *q)
|
|
: client(c)
|
|
, display(display)
|
|
, q(q)
|
|
{
|
|
s_allClients << this;
|
|
listener.notify = destroyListenerCallback;
|
|
wl_client_add_destroy_listener(c, &listener);
|
|
wl_client_get_credentials(client, &pid, &user, &group);
|
|
executablePath = QFileInfo(QStringLiteral("/proc/%1/exe").arg(pid)).symLinkTarget();
|
|
}
|
|
|
|
ClientConnection::Private::~Private()
|
|
{
|
|
wl_list_remove(&listener.link);
|
|
s_allClients.removeAt(s_allClients.indexOf(this));
|
|
}
|
|
|
|
void ClientConnection::Private::destroyListenerCallback(wl_listener *listener, void *data)
|
|
{
|
|
Q_UNUSED(listener)
|
|
wl_client *client = reinterpret_cast<wl_client*>(data);
|
|
auto it = std::find_if(s_allClients.constBegin(), s_allClients.constEnd(),
|
|
[client](Private *c) {
|
|
return c->client == client;
|
|
}
|
|
);
|
|
Q_ASSERT(it != s_allClients.constEnd());
|
|
auto q = (*it)->q;
|
|
emit q->disconnected(q);
|
|
delete q;
|
|
}
|
|
|
|
ClientConnection::ClientConnection(wl_client *c, Display *parent)
|
|
: QObject(parent)
|
|
, d(new Private(c, parent, this))
|
|
{
|
|
}
|
|
|
|
ClientConnection::~ClientConnection() = default;
|
|
|
|
void ClientConnection::flush()
|
|
{
|
|
wl_client_flush(d->client);
|
|
}
|
|
|
|
void ClientConnection::destroy()
|
|
{
|
|
wl_client_destroy(d->client);
|
|
}
|
|
|
|
wl_resource *ClientConnection::createResource(const wl_interface *interface, quint32 version, quint32 id)
|
|
{
|
|
return wl_resource_create(d->client, interface, version, id);
|
|
}
|
|
|
|
wl_resource *ClientConnection::getResource(quint32 id)
|
|
{
|
|
return wl_client_get_object(d->client, id);
|
|
}
|
|
|
|
wl_client *ClientConnection::client()
|
|
{
|
|
return d->client;
|
|
}
|
|
|
|
ClientConnection::operator wl_client*()
|
|
{
|
|
return d->client;
|
|
}
|
|
|
|
ClientConnection::operator wl_client*() const
|
|
{
|
|
return d->client;
|
|
}
|
|
|
|
Display *ClientConnection::display()
|
|
{
|
|
return d->display;
|
|
}
|
|
|
|
gid_t ClientConnection::groupId() const
|
|
{
|
|
return d->group;
|
|
}
|
|
|
|
pid_t ClientConnection::processId() const
|
|
{
|
|
return d->pid;
|
|
}
|
|
|
|
uid_t ClientConnection::userId() const
|
|
{
|
|
return d->user;
|
|
}
|
|
|
|
QString ClientConnection::executablePath() const
|
|
{
|
|
return d->executablePath;
|
|
}
|
|
|
|
}
|
|
}
|