188 	priv_p	priv;  in ng_device_constructor()  local
192 	priv = malloc(sizeof(*priv), M_NETGRAPH, M_WAITOK | M_ZERO);  in ng_device_constructor()
195 	priv->unit = alloc_unr(ngd_unit);  in ng_device_constructor()
198 	mtx_init(&priv->ngd_mtx, "ng_device", NULL, MTX_DEF);  in ng_device_constructor()
199 	mtx_init(&priv->readq.ifq_mtx, "ng_device queue", NULL, MTX_DEF);  in ng_device_constructor()
200 	IFQ_SET_MAXLEN(&priv->readq, ifqmaxlen);  in ng_device_constructor()
203 	NG_NODE_SET_PRIVATE(node, priv);  in ng_device_constructor()
204 	priv->node = node;  in ng_device_constructor()
206 	priv->ngddev = make_dev(&ngd_cdevsw, priv->unit, UID_ROOT,  in ng_device_constructor()
207 	    GID_WHEEL, 0600, NG_DEVICE_DEVNAME "%d", priv->unit);  in ng_device_constructor()
208 	if(priv->ngddev == NULL) {  in ng_device_constructor()
210 		mtx_destroy(&priv->ngd_mtx);  in ng_device_constructor()
211 		mtx_destroy(&priv->readq.ifq_mtx);  in ng_device_constructor()
212 		free_unr(ngd_unit, priv->unit);  in ng_device_constructor()
213 		free(priv, M_NETGRAPH);  in ng_device_constructor()
217 	priv->ngddev->si_drv1 = priv;  in ng_device_constructor()
220 	if (ng_name_node(node, devtoname(priv->ngddev)) != 0)  in ng_device_constructor()
222 		    devtoname(priv->ngddev));  in ng_device_constructor()
234 	const priv_p priv = NG_NODE_PRIVATE(node);  in ng_device_rcvmsg()  local
252 			dn = devtoname(priv->ngddev);  in ng_device_rcvmsg()
259 			priv->ether_align = ETHER_ALIGN;  in ng_device_rcvmsg()
282 	priv_p priv = NG_NODE_PRIVATE(node);  in ng_device_newhook()  local
287 	if (priv->hook != NULL)  in ng_device_newhook()
290 	priv->hook = hook;  in ng_device_newhook()
301 	priv_p priv = NG_NODE_PRIVATE(NG_HOOK_NODE(hook));  in ng_device_rcvdata()  local
309 	IF_LOCK(&priv->readq);  in ng_device_rcvdata()
310 	if (_IF_QFULL(&priv->readq)) {  in ng_device_rcvdata()
311 		IF_UNLOCK(&priv->readq);  in ng_device_rcvdata()
316 	_IF_ENQUEUE(&priv->readq, m);  in ng_device_rcvdata()
317 	IF_UNLOCK(&priv->readq);  in ng_device_rcvdata()
318 	mtx_lock(&priv->ngd_mtx);  in ng_device_rcvdata()
319 	if (priv->flags & NGDF_RWAIT) {  in ng_device_rcvdata()
320 		priv->flags &= ~NGDF_RWAIT;  in ng_device_rcvdata()
321 		wakeup(priv);  in ng_device_rcvdata()
323 	mtx_unlock(&priv->ngd_mtx);  in ng_device_rcvdata()
334 	priv_p priv = NG_NODE_PRIVATE(NG_HOOK_NODE(hook));  in ng_device_disconnect()  local
338 	destroy_dev(priv->ngddev);  in ng_device_disconnect()
339 	mtx_destroy(&priv->ngd_mtx);  in ng_device_disconnect()
341 	IF_DRAIN(&priv->readq);  in ng_device_disconnect()
342 	mtx_destroy(&(priv)->readq.ifq_mtx);  in ng_device_disconnect()
344 	free_unr(ngd_unit, priv->unit);  in ng_device_disconnect()
346 	free(priv, M_NETGRAPH);  in ng_device_disconnect()
373 	priv_p	priv = (priv_p )dev->si_drv1;  in ngdopen()  local
377 	mtx_lock(&priv->ngd_mtx);  in ngdopen()
378 	priv->flags |= NGDF_OPEN;  in ngdopen()
379 	mtx_unlock(&priv->ngd_mtx);  in ngdopen()
390 	priv_p	priv = (priv_p )dev->si_drv1;  in ngdclose()  local
393 	mtx_lock(&priv->ngd_mtx);  in ngdclose()
394 	priv->flags &= ~NGDF_OPEN;  in ngdclose()
395 	mtx_unlock(&priv->ngd_mtx);  in ngdclose()
450 	priv_p	priv = (priv_p )dev->si_drv1;  in ngdread()  local
458 		IF_DEQUEUE(&priv->readq, m);  in ngdread()
462 			mtx_lock(&priv->ngd_mtx);  in ngdread()
463 			priv->flags |= NGDF_RWAIT;  in ngdread()
464 			if ((error = msleep(priv, &priv->ngd_mtx,  in ngdread()
493 	priv_p	priv = (priv_p )dev->si_drv1;  in ngdwrite()  local
505 	m = m_uiotombuf(uio, M_NOWAIT, 0, priv->ether_align, M_PKTHDR);  in ngdwrite()
510 	NG_SEND_DATA_ONLY(error, priv->hook, m);  in ngdwrite()
523 	priv_p	priv = (priv_p )dev->si_drv1;  in ngdpoll()  local
527 	    !IFQ_IS_EMPTY(&priv->readq))  in ngdpoll()