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75 changes: 16 additions & 59 deletions waylib/src/server/kernel/wsocket.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -145,39 +145,6 @@ class Q_DECL_HIDDEN WSocketPrivate : public WObjectPrivate
QList<WClient*> clients;
};

struct Q_DECL_HIDDEN WlClientDestroyListener {
WlClientDestroyListener(WClient *client)
: client(client)
{
destroy.notify = handle_destroy;
}

~WlClientDestroyListener();

static WlClientDestroyListener *get(const wl_client *client);
static void handle_destroy(struct wl_listener *listener, void *);

wl_listener destroy;
QPointer<WClient> client;
};

WlClientDestroyListener::~WlClientDestroyListener()
{
wl_list_remove(&destroy.link);
}

WlClientDestroyListener *WlClientDestroyListener::get(const wl_client *client)
{
wl_listener *listener = wl_client_get_destroy_listener(const_cast<wl_client*>(client),
WlClientDestroyListener::handle_destroy);
if (!listener) {
return nullptr;
}

WlClientDestroyListener *tmp = wl_container_of(listener, tmp, destroy);
return tmp;
}

static bool pauseClient(wl_client *client, bool pause)
{
pid_t pid = 0;
Expand Down Expand Up @@ -232,49 +199,40 @@ class Q_DECL_HIDDEN WClientPrivate : public WObjectPrivate
, handle(handle)
, socket(socket)
{
auto listener = new WlClientDestroyListener(qq);
wl_client_add_destroy_listener(handle, &listener->destroy);
destroyListener.notify = destroyListenerCallback;
wl_client_add_destroy_listener(handle, &destroyListener);
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从这个改动看,并没有解决时序问题呀

vioken/waylib#479

}

~WClientPrivate() {
if (pidFD >= 0)
close(pidFD);

if (handle) {
auto listener = WlClientDestroyListener::get(handle);
Q_ASSERT(listener);
delete listener;
}
if (destroyListener.link.next && destroyListener.link.prev)
wl_list_remove(&destroyListener.link);
}

static void destroyListenerCallback(struct wl_listener *listener, void *data) {
wl_client *handle = static_cast<wl_client *>(data);
WClient *client = WClient::get(handle);
Q_ASSERT(client);
wl_list_remove(&client->d_func()->destroyListener.link);
client->socket()->removeClient(handle);
}

W_DECLARE_PUBLIC(WClient)

wl_listener destroyListener;
wl_client *handle = nullptr;
WSocket *socket = nullptr;
mutable QSharedPointer<WClient::Credentials> credentials;
mutable int pidFD = -1;
};

void WlClientDestroyListener::handle_destroy(wl_listener *listener, void *data)
{
WlClientDestroyListener *self = wl_container_of(listener, self, destroy);
if (self->client) {
Q_ASSERT(reinterpret_cast<wl_client*>(data) == self->client->handle());
self->client->d_func()->handle = nullptr;
auto socket = self->client->socket();
Q_ASSERT(socket);
bool ok = socket->removeClient(self->client);
Q_ASSERT(ok);
}

delete self;
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新的实现里,WClient 对象在哪里销毁的?

}

WClient::WClient(wl_client *client, WSocket *socket)
: QObject(nullptr)
, WObject(*new WClientPrivate(client, socket, this))
{

wl_client_set_user_data(client, this, nullptr);
}

WSocket *WClient::socket() const
Expand Down Expand Up @@ -324,9 +282,8 @@ QSharedPointer<WClient::Credentials> WClient::getCredentials(const wl_client *cl

WClient *WClient::get(const wl_client *client)
{
if (auto tmp = WlClientDestroyListener::get(client))
return tmp->client;
return nullptr;
return static_cast<WClient *>(
wl_client_get_user_data(const_cast<wl_client *>(client)));
}

void WClient::freeze()
Expand Down
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