-INTERN int
-tdm_display_is_valid(tdm_display *dpy)
-{
- if (dpy != NULL && dpy == g_private_display)
- return 1;
- return 0;
-}
-
-INTERN int
-tdm_output_is_valid(tdm_output *output)
-{
- tdm_private_module *b = NULL;
- tdm_private_output *o = NULL;
-
- if (!output || !g_private_display)
- return 0;
-
- LIST_FOR_EACH_ENTRY(b, &g_private_display->module_list, link) {
- LIST_FOR_EACH_ENTRY(o, &b->output_list, link)
- if (o == output)
- return 1;
- }
-
- return 0;
-}