ntoskrnl.exe: Implement KeResetEvent().

dlls/ntoskrnl.exe/ntoskrnl.c

@@ -2430,16 +2430,6 @@ ULONG WINAPI KeQueryTimeIncrement(void)
 
 
 /***********************************************************************
- *           KeResetEvent   (NTOSKRNL.EXE.@)
- */
-LONG WINAPI KeResetEvent( PRKEVENT Event )
-{
-    FIXME("(%p): stub\n", Event);
-    return 0;
-}
-
-
-/***********************************************************************
  *           KeSetPriorityThread   (NTOSKRNL.EXE.@)
  */
 KPRIORITY WINAPI KeSetPriorityThread( PKTHREAD Thread, KPRIORITY Priority )

dlls/ntoskrnl.exe/sync.c

@@ -144,3 +144,22 @@ LONG WINAPI KeSetEvent( PRKEVENT event, KPRIORITY increment, BOOLEAN wait )
 
     return ret;
 }
+
+/***********************************************************************
+ *           KeResetEvent   (NTOSKRNL.EXE.@)
+ */
+LONG WINAPI KeResetEvent( PRKEVENT event )
+{
+    HANDLE handle = event->Header.WaitListHead.Blink;
+    LONG ret;
+
+    TRACE("event %p.\n", event);
+
+    EnterCriticalSection( &sync_cs );
+    ret = InterlockedExchange( &event->Header.SignalState, FALSE );
+    if (handle)
+        ResetEvent( handle );
+    LeaveCriticalSection( &sync_cs );
+
+    return ret;
+}