Merge tag 'pull-tcg-20240111' of https://gitlab.com/rth7680/qemu into staging

[mirror_qemu.git] / util / notify.c

diff --git a/util/notify.c b/util/notify.c
index 7b7692acb2c84492d39ccecf2f2fb8cc2e6d5c46..76bab212ae9c1096a7ee7939bc36edfac4231822 100644 (file)
--- a/util/notify.c
+++ b/util/notify.c
@@ -13,7 +13,7 @@
  * GNU GPL, version 2 or (at your option) any later version.
  */
 
-#include "qemu-common.h"
+#include "qemu/osdep.h"
 #include "qemu/notify.h"
 
 void notifier_list_init(NotifierList *list)
@@ -39,3 +39,38 @@ void notifier_list_notify(NotifierList *list, void *data)
         notifier->notify(notifier, data);
     }
 }
+
+bool notifier_list_empty(NotifierList *list)
+{
+    return QLIST_EMPTY(&list->notifiers);
+}
+
+void notifier_with_return_list_init(NotifierWithReturnList *list)
+{
+    QLIST_INIT(&list->notifiers);
+}
+
+void notifier_with_return_list_add(NotifierWithReturnList *list,
+                                   NotifierWithReturn *notifier)
+{
+    QLIST_INSERT_HEAD(&list->notifiers, notifier, node);
+}
+
+void notifier_with_return_remove(NotifierWithReturn *notifier)
+{
+    QLIST_REMOVE(notifier, node);
+}
+
+int notifier_with_return_list_notify(NotifierWithReturnList *list, void *data)
+{
+    NotifierWithReturn *notifier, *next;
+    int ret = 0;
+
+    QLIST_FOREACH_SAFE(notifier, &list->notifiers, node, next) {
+        ret = notifier->notify(notifier, data);
+        if (ret != 0) {
+            break;
+        }
+    }
+    return ret;
+}