1 files changed, 41 insertions, 0 deletions
diff --git a/util/notify.c b/util/notify.c
new file mode 100644
index 0000000000..7b7692acb2
--- /dev/null
+++ b/util/notify.c
@@ -0,0 +1,41 @@
+/*
+ * Notifier lists
+ *
+ * Copyright IBM, Corp. 2010
+ *
+ * Authors:
+ *  Anthony Liguori   <aliguori@us.ibm.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2.  See
+ * the COPYING file in the top-level directory.
+ *
+ * Contributions after 2012-01-13 are licensed under the terms of the
+ * GNU GPL, version 2 or (at your option) any later version.
+ */
+
+#include "qemu-common.h"
+#include "qemu/notify.h"
+
+void notifier_list_init(NotifierList *list)
+{
+    QLIST_INIT(&list->notifiers);
+}
+
+void notifier_list_add(NotifierList *list, Notifier *notifier)
+{
+    QLIST_INSERT_HEAD(&list->notifiers, notifier, node);
+}
+
+void notifier_remove(Notifier *notifier)
+{
+    QLIST_REMOVE(notifier, node);
+}
+
+void notifier_list_notify(NotifierList *list, void *data)
+{
+    Notifier *notifier, *next;
+
+    QLIST_FOREACH_SAFE(notifier, &list->notifiers, node, next) {
+        notifier->notify(notifier, data);
+    }
+}