120 /* Information we store for each hook on each node */
124 	hook_p	hook;  member
168  * Give our ok for a hook to be added...
170  * Possibly decode information out of the hook name.
171  * Add the hook's private info to the hook structure.
175  * pointer of each hook points to the appropriate XXX_hookinfo struct
180 ng_xxx_newhook(node_p node, hook_p hook, const char *name)  in ng_xxx_newhook()  argument
221 		if (xxxp->channel[chan].hook != NULL)  in ng_xxx_newhook()
223 		NG_HOOK_SET_PRIVATE(hook, xxxp->channel + chan);  in ng_xxx_newhook()
224 		xxxp->channel[chan].hook = hook;  in ng_xxx_newhook()
229 		xxxp->downstream_hook.hook = hook;  in ng_xxx_newhook()
230 		NG_HOOK_SET_PRIVATE(hook, &xxxp->downstream_hook);  in ng_xxx_newhook()
233 		xxxp->debughook = hook;  in ng_xxx_newhook()
234 		NG_HOOK_SET_PRIVATE(hook, NULL);  in ng_xxx_newhook()
236 		return (EINVAL);	/* not a hook we know about */  in ng_xxx_newhook()
319  * We would do that by setting the HK_QUEUE flag on our hook. We would do that
323 ng_xxx_rcvdata(hook_p hook, item_p item )  in ng_xxx_rcvdata()  argument
325 	const xxx_p xxxp = NG_NODE_PRIVATE(NG_HOOK_NODE(hook));  in ng_xxx_rcvdata()
332 	if (NG_HOOK_PRIVATE(hook)) {  in ng_xxx_rcvdata()
333 		dlci = ((struct XXX_hookinfo *) NG_HOOK_PRIVATE(hook))->dlci;  in ng_xxx_rcvdata()
334 		chan = ((struct XXX_hookinfo *) NG_HOOK_PRIVATE(hook))->channel;  in ng_xxx_rcvdata()
336 			/* If received on a DLCI hook process for this  in ng_xxx_rcvdata()
343 				xxxp->downstream_hook.hook, m);  in ng_xxx_rcvdata()
360 				xxxp->channel[chan].hook, m);  in ng_xxx_rcvdata()
364 		/* It's the debug hook, throw it away.. */  in ng_xxx_rcvdata()
365 		if (hook == xxxp->downstream_hook.hook) {  in ng_xxx_rcvdata()
386 	NG_SEND_DATA_ONLY(error, xxxp->upstream_hook.hook, m);
432  * This is called once we've already connected a new hook to the other node.
436 ng_xxx_connect(hook_p hook)  argument
444 	if /*it is the upstream hook */
445 	NG_HOOK_FORCE_QUEUE(NG_HOOK_PEER(hook));
451 	 * OUR hook. (maybe to allow unwinding of the stack)
454 	if (NG_HOOK_PRIVATE(hook)) {
461 		dlci = ((struct XXX_hookinfo *) NG_HOOK_PRIVATE(hook))->dlci;
463 			NG_HOOK_FORCE_QUEUE(hook);
471  * Hook disconnection
476 ng_xxx_disconnect(hook_p hook)  argument
478 	if (NG_HOOK_PRIVATE(hook))
479 		((struct XXX_hookinfo *) (NG_HOOK_PRIVATE(hook)))->hook = NULL;
480 	if ((NG_NODE_NUMHOOKS(NG_HOOK_NODE(hook)) == 0)
481 	&& (NG_NODE_IS_VALID(NG_HOOK_NODE(hook)))) /* already shutting down? */
482 		ng_rmnode_self(NG_HOOK_NODE(hook));