0f9668e0c1
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>
50 lines
961 B
C
50 lines
961 B
C
/*
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* event notifier support
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*
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* Copyright Red Hat, Inc. 2010
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*
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* Authors:
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* Michael S. Tsirkin <mst@redhat.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*/
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#include "qemu/osdep.h"
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#include "qemu/event_notifier.h"
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#include "qemu/main-loop.h"
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int event_notifier_init(EventNotifier *e, int active)
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{
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e->event = CreateEvent(NULL, TRUE, FALSE, NULL);
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assert(e->event);
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return 0;
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}
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void event_notifier_cleanup(EventNotifier *e)
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{
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CloseHandle(e->event);
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e->event = NULL;
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}
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HANDLE event_notifier_get_handle(EventNotifier *e)
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{
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return e->event;
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}
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int event_notifier_set(EventNotifier *e)
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{
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SetEvent(e->event);
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return 0;
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}
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int event_notifier_test_and_clear(EventNotifier *e)
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{
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int ret = WaitForSingleObject(e->event, 0);
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if (ret == WAIT_OBJECT_0) {
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ResetEvent(e->event);
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return true;
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}
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return false;
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}
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