From e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb Mon Sep 17 00:00:00 2001 From: Yang Zhang Date: Fri, 28 Aug 2015 09:58:54 +0800 Subject: Add qemu 2.4.0 Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang --- qemu/util/event_notifier-win32.c | 59 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 qemu/util/event_notifier-win32.c (limited to 'qemu/util/event_notifier-win32.c') diff --git a/qemu/util/event_notifier-win32.c b/qemu/util/event_notifier-win32.c new file mode 100644 index 000000000..6dbb530cf --- /dev/null +++ b/qemu/util/event_notifier-win32.c @@ -0,0 +1,59 @@ +/* + * event notifier support + * + * Copyright Red Hat, Inc. 2010 + * + * Authors: + * Michael S. Tsirkin + * + * 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-common.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); +} + +HANDLE event_notifier_get_handle(EventNotifier *e) +{ + return e->event; +} + +int event_notifier_set_handler(EventNotifier *e, + EventNotifierHandler *handler) +{ + if (handler) { + return qemu_add_wait_object(e->event, (IOHandler *)handler, e); + } else { + qemu_del_wait_object(e->event, (IOHandler *)handler, e); + return 0; + } +} + +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; +} -- cgit 1.2.3-korg