157 lines
3.3 KiB
C++
157 lines
3.3 KiB
C++
/*
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SPDX-FileCopyrightText: 2014 Martin Gräßlin <mgraesslin@kde.org>
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SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
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*/
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#include "clientconnection.h"
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#include "display.h"
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// Qt
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#include <QFileInfo>
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#include <QVector>
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// Wayland
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#include <wayland-server.h>
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namespace KWaylandServer
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{
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class ClientConnection::Private
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{
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public:
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explicit Private(wl_client *c, Display *display, ClientConnection *q);
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~Private();
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wl_client *client;
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Display *display;
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pid_t pid = 0;
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uid_t user = 0;
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gid_t group = 0;
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QString executablePath;
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private:
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static void destroyListenerCallback(wl_listener *listener, void *data);
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ClientConnection *q;
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wl_listener listener;
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static QVector<Private*> s_allClients;
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};
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QVector<ClientConnection::Private*> ClientConnection::Private::s_allClients;
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ClientConnection::Private::Private(wl_client *c, Display *display, ClientConnection *q)
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: client(c)
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, display(display)
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, q(q)
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{
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s_allClients << this;
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listener.notify = destroyListenerCallback;
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wl_client_add_destroy_listener(c, &listener);
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wl_client_get_credentials(client, &pid, &user, &group);
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executablePath = QFileInfo(QStringLiteral("/proc/%1/exe").arg(pid)).symLinkTarget();
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}
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ClientConnection::Private::~Private()
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{
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if (client) {
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wl_list_remove(&listener.link);
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}
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s_allClients.removeAt(s_allClients.indexOf(this));
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}
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void ClientConnection::Private::destroyListenerCallback(wl_listener *listener, void *data)
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{
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Q_UNUSED(listener)
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wl_client *client = reinterpret_cast<wl_client*>(data);
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auto it = std::find_if(s_allClients.constBegin(), s_allClients.constEnd(),
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[client](Private *c) {
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return c->client == client;
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}
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);
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Q_ASSERT(it != s_allClients.constEnd());
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auto p = (*it);
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auto q = p->q;
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p->client = nullptr;
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wl_list_remove(&p->listener.link);
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emit q->disconnected(q);
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q->deleteLater();
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}
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ClientConnection::ClientConnection(wl_client *c, Display *parent)
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: QObject(parent)
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, d(new Private(c, parent, this))
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{
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}
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ClientConnection::~ClientConnection() = default;
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void ClientConnection::flush()
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{
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if (!d->client) {
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return;
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}
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wl_client_flush(d->client);
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}
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void ClientConnection::destroy()
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{
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if (!d->client) {
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return;
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}
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wl_client_destroy(d->client);
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}
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wl_resource *ClientConnection::createResource(const wl_interface *interface, quint32 version, quint32 id)
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{
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if (!d->client) {
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return nullptr;
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}
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return wl_resource_create(d->client, interface, version, id);
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}
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wl_resource *ClientConnection::getResource(quint32 id)
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{
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if (!d->client) {
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return nullptr;
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}
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return wl_client_get_object(d->client, id);
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}
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wl_client *ClientConnection::client()
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{
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return d->client;
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}
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ClientConnection::operator wl_client*()
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{
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return d->client;
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}
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ClientConnection::operator wl_client*() const
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{
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return d->client;
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}
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Display *ClientConnection::display()
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{
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return d->display;
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}
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gid_t ClientConnection::groupId() const
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{
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return d->group;
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}
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pid_t ClientConnection::processId() const
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{
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return d->pid;
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}
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uid_t ClientConnection::userId() const
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{
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return d->user;
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}
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QString ClientConnection::executablePath() const
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{
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return d->executablePath;
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}
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}
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