Changeset 85985 in vbox for trunk/src/VBox/GuestHost/SharedClipboard

Timestamp:

Sep 1, 2020 5:46:22 PM (5 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

140181

Message:

Shared Clipboard/Host Service: Automatically unregister event if it has no (more) references in ShClSvcGuestDataReceived(). bugref:9437

File:

• trunk/src/VBox/GuestHost/SharedClipboard/clipboard-common.cpp (modified) (1 diff)

trunk/src/VBox/GuestHost/SharedClipboard/clipboard-common.cpp

@@ -259 +259 @@
         return pEvent->idEvent;
 
+    return 0;
+}
+
+/**
+ * Returns the current reference count for a specific event.
+ *
+ * @returns Reference count.
+ * @param   pSource             Event source the specific event is part of.
+ * @param   idEvent             Event ID to return reference count for.
+ */
+uint32_t ShClEventGetRefs(PSHCLEVENTSOURCE pSource, SHCLEVENTID idEvent)
+{
+    PSHCLEVENT pEvent = shclEventGet(pSource, idEvent);
+    if (pEvent)
+        return pEvent->cRefs;
+
+    AssertMsgFailed(("No event with %RU32\n", idEvent));
     return 0;
 }