qemu/util/event_notifier-win32.c
Marc-André Lureau 0f9668e0c1 Remove qemu-common.h include from most units
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20220323155743.1585078-33-marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2022-04-06 14:31:55 +02:00

50 lines
961 B
C

/*
* event notifier support
*
* Copyright Red Hat, Inc. 2010
*
* Authors:
* Michael S. Tsirkin <mst@redhat.com>
*
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*/
#include "qemu/osdep.h"
#include "qemu/event_notifier.h"
#include "qemu/main-loop.h"
int event_notifier_init(EventNotifier *e, int active)
{
e->event = CreateEvent(NULL, TRUE, FALSE, NULL);
assert(e->event);
return 0;
}
void event_notifier_cleanup(EventNotifier *e)
{
CloseHandle(e->event);
e->event = NULL;
}
HANDLE event_notifier_get_handle(EventNotifier *e)
{
return e->event;
}
int event_notifier_set(EventNotifier *e)
{
SetEvent(e->event);
return 0;
}
int event_notifier_test_and_clear(EventNotifier *e)
{
int ret = WaitForSingleObject(e->event, 0);
if (ret == WAIT_OBJECT_0) {
ResetEvent(e->event);
return true;
}
return false;
}