static void *ui_shadow_eventcb(int event, void *data)
{
struct ui_resource_holder *rh;
switch (event) {
case XNSHADOW_CLIENT_ATTACH:
rh = xnarch_alloc_host_mem(sizeof(*rh));
if (!rh)
return ERR_PTR(-ENOMEM);
initq(&rh->semq);
initq(&rh->flgq);
initq(&rh->mbxq);
return &rh->ppd;
case XNSHADOW_CLIENT_DETACH:
rh = ppd2rholder((xnshadow_ppd_t *) data);
ui_sem_flush_rq(&rh->semq);
ui_flag_flush_rq(&rh->flgq);
ui_mbx_flush_rq(&rh->mbxq);
xnarch_free_host_mem(rh, sizeof(*rh));
return NULL;
}
return ERR_PTR(-EINVAL);
}
void uimbx_cleanup(void)
{
ui_mbx_flush_rq(&__ui_global_rholder.mbxq);
xnmap_delete(ui_mbx_idmap);
}
