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powersync-core/libguh/network/avahi/qtavahiservicebrowser_p.h
Michael Zanetti ac179d0f70 fix avahi service browser destruction
without keeping track of the avahi service resolvers and
destroying them when the parent object goes away, callbacks
might be called after after the dhe destruction and passing
an invalid userdata pointer.
2019-04-02 01:02:45 +02:00

84 lines
4.1 KiB
C++

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* *
* Copyright (C) 2016 Simon Stürz <simon.stuerz@guh.io> *
* *
* This file is part of guh. *
* *
* 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) any later version. *
* *
* 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/>. *
* *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#ifndef QTAVAHISERVICEBROWSERPRIVATE_H
#define QTAVAHISERVICEBROWSERPRIVATE_H
#include <QStringList>
#include <QAbstractSocket>
#include <avahi-client/lookup.h>
#include "qtavahiclient.h"
#include "qtavahiservice.h"
#include "libguh.h"
class LIBGUH_EXPORT QtAvahiServiceBrowserPrivate
{
public:
QtAvahiServiceBrowserPrivate(QtAvahiClient *client);
~QtAvahiServiceBrowserPrivate();
// Callback members
static void callbackServiceTypeBrowser(AvahiServiceTypeBrowser *browser,
AvahiIfIndex interface,
AvahiProtocol protocol,
AvahiBrowserEvent event,
const char *type,
const char *domain,
AvahiLookupResultFlags flags,
void *userdata);
static void callbackServiceBrowser(AvahiServiceBrowser *browser,
AvahiIfIndex interface,
AvahiProtocol protocol,
AvahiBrowserEvent event,
const char *name,
const char *type,
const char *domain,
AvahiLookupResultFlags flags,
void *userdata);
static void callbackServiceResolver(AvahiServiceResolver *resolver, AvahiIfIndex interface,
AvahiProtocol protocol,
AvahiResolverEvent event,
const char *name,
const char *type,
const char *domain,
const char *host_name,
const AvahiAddress *address,
uint16_t port,
AvahiStringList *txt,
AvahiLookupResultFlags flags,
void *userdata);
// Convert members
static QStringList convertTxtList(AvahiStringList *txt);
static QAbstractSocket::NetworkLayerProtocol convertProtocol(const AvahiProtocol &protocol);
QtAvahiClient *client;
AvahiServiceTypeBrowser *serviceTypeBrowser;
QHash<QString, AvahiServiceBrowser *> serviceBrowserTable;
QList<AvahiServiceResolver *> m_serviceResolvers;
};
#endif // QTAVAHISERVICEBROWSERPRIVATE_H