server: Add get_sd and set_sd object operations to allow the security descriptor to be stored somewhere other than server memory, such as on disk.
diff --git a/server/async.c b/server/async.c
index 24cbd2a..3a99f80 100644
--- a/server/async.c
+++ b/server/async.c
@@ -59,6 +59,8 @@
     no_signal,                 /* signal */
     no_get_fd,                 /* get_fd */
     no_map_access,             /* map_access */
+    default_get_sd,            /* get_sd */
+    default_set_sd,            /* set_sd */
     no_lookup_name,            /* lookup_name */
     no_open_file,              /* open_file */
     no_close_handle,           /* close_handle */
@@ -86,6 +88,8 @@
     no_signal,                       /* signal */
     no_get_fd,                       /* get_fd */
     no_map_access,                   /* map_access */
+    default_get_sd,                  /* get_sd */
+    default_set_sd,                  /* set_sd */
     no_lookup_name,                  /* lookup_name */
     no_open_file,                    /* open_file */
     no_close_handle,                 /* close_handle */