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/*
* Based on event_notifier.h of QEMU project
*
* Copyright Red Hat, Inc. 2010
*
* Authors:
* Michael S. Tsirkin <mst@redhat.com>
*
* Copyright 2022 Virtual Open Systems SAS.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef EVENT_NOT_H
#define EVENT_NOT_H
#include <stdint.h>
#include <stdbool.h>
#include <stddef.h>
#include <poll.h>
#include <pthread.h>
typedef struct EventNotifier {
int rfd;
int wfd;
bool initialized;
} EventNotifier;
int fcntl_setfl(int fd, int flag);
void qemu_set_cloexec(int fd);
int qemu_pipe(int pipefd[2]);
int event_notifier_get_fd(const EventNotifier *e);
int event_notifier_get_wfd(const EventNotifier *e);
int event_notifier_set(EventNotifier *e);
int event_notifier_init(EventNotifier *e, int active);
bool ioeventfd_enabled(void);
int event_notifier_test_and_clear(EventNotifier *e);
#endif /* EVENT_NOT_H */
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