usr.sbin/IPXrouted/input.c

74 	struct rt_entry *rt;
126 			rt = rtlookup(ipx_nettosa(n->rip_dst));
133 					(u_long)rt);
140 			if (rt == 0)
147 			if (rt->rt_metric == (HOPCNT_INFINITY-1))
149 			n->rip_metric = htons( rt == 0 ? HOPCNT_INFINITY :
150 				min(rt->rt_metric+1, HOPCNT_INFINITY));
151 			n->rip_ticks = htons(rt->rt_ticks+1);
160 				register struct rt_entry *trt = rt;
198 			rt = rtfind(from);
199 			if (rt == 0 || (rt->rt_state & RTS_INTERFACE) == 0) {
203 				rt->rt_timer = 0;
210 		if ((rt = rtfind(from)) && (rt->rt_state & RTS_INTERFACE)) {
212 			rt->rt_timer = 0;
224 			rt = rtfind(sa = ipx_nettosa(n->rip_dst));
225 			if (rt == 0) {
247 			if (!equal(from, &rt->rt_router) &&
248 			    ntohs(n->rip_ticks) == rt->rt_ticks &&
249 			    ntohs(n->rip_metric) == rt->rt_metric &&
251 				register struct rt_entry *trt = rt->rt_clone;
261 					rtadd_clone(rt, sa, from,
267 			if ((equal(from, &rt->rt_router) &&
268 			    ((ntohs(n->rip_ticks) != rt->rt_ticks) ||
269 			    (ntohs(n->rip_metric) != rt->rt_metric))) ||
270 			    (ntohs(n->rip_ticks) < rt->rt_ticks) ||
271 			    ((ntohs(n->rip_ticks) == rt->rt_ticks) &&
272 			    (ntohs(n->rip_metric) < rt->rt_metric)) ||
273 			    (rt->rt_timer > (EXPIRE_TIME*2/3) &&
274 			    rt->rt_metric == ntohs(n->rip_metric) &&
276 				rtchange(rt, from, ntohs(n->rip_metric),
279 					rt->rt_timer = EXPIRE_TIME;
281 					rt->rt_timer = 0;
283 			} else if (equal(from, &rt->rt_router) &&
284 				   (ntohs(n->rip_ticks) == rt->rt_ticks) &&
285 				   (ntohs(n->rip_metric) == rt->rt_metric) &&
287 				rt->rt_timer = 0;
292 			register struct rt_entry *rt;
296 				for (rt = rh->rt_forw;
297 				    rt != (struct rt_entry *)rh;
298 				    rt = rt->rt_forw)
299 					rt->rt_state &= ~RTS_CHANGED;