sys/netinet/ip_encap.c

125 	struct encaptab *ep, *match;
143 	LIST_FOREACH(ep, &encaptab, chain) {
144 		if (ep->af != AF_INET)
146 		if (ep->proto >= 0 && ep->proto != proto)
148 		if (ep->func)
149 			prio = (*ep->func)(m, off, proto, ep->arg);
155 			prio = mask_match(ep, (struct sockaddr *)&d,
181 			match = ep;
210 	struct encaptab *ep, *match;
227 	LIST_FOREACH(ep, &encaptab, chain) {
228 		if (ep->af != AF_INET6)
230 		if (ep->proto >= 0 && ep->proto != proto)
232 		if (ep->func)
233 			prio = (*ep->func)(m, *offp, proto, ep->arg);
239 			prio = mask_match(ep, (struct sockaddr *)&d,
248 			match = ep;
272 encap_add(struct encaptab *ep)
276 	LIST_INSERT_HEAD(&encaptab, ep, chain);
289 	struct encaptab *ep;
292 	if (sp->sa_len > sizeof(ep->src) || dp->sa_len > sizeof(ep->dst))
301 	LIST_FOREACH(ep, &encaptab, chain) {
302 		if (ep->af != af)
304 		if (ep->proto != proto)
306 		if (ep->src.ss_len != sp->sa_len ||
307 		    bcmp(&ep->src, sp, sp->sa_len) != 0 ||
308 		    bcmp(&ep->srcmask, sm, sp->sa_len) != 0)
310 		if (ep->dst.ss_len != dp->sa_len ||
311 		    bcmp(&ep->dst, dp, dp->sa_len) != 0 ||
312 		    bcmp(&ep->dstmask, dm, dp->sa_len) != 0)
319 	ep = malloc(sizeof(*ep), M_NETADDR, M_NOWAIT);	/*XXX*/
320 	if (ep == NULL) {
324 	bzero(ep, sizeof(*ep));
326 	ep->af = af;
327 	ep->proto = proto;
328 	bcopy(sp, &ep->src, sp->sa_len);
329 	bcopy(sm, &ep->srcmask, sp->sa_len);
330 	bcopy(dp, &ep->dst, dp->sa_len);
331 	bcopy(dm, &ep->dstmask, dp->sa_len);
332 	ep->psw = psw;
333 	ep->arg = arg;
335 	encap_add(ep);
337 	return (ep);
345 	struct encaptab *ep;
351 	ep = malloc(sizeof(*ep), M_NETADDR, M_NOWAIT);	/*XXX*/
352 	if (ep == NULL)
354 	bzero(ep, sizeof(*ep));
356 	ep->af = af;
357 	ep->proto = proto;
358 	ep->func = func;
359 	ep->psw = psw;
360 	ep->arg = arg;
363 	encap_add(ep);
365 	return (ep);
371 	const struct encaptab *ep = cookie;
376 		if (p == ep) {
389 mask_match(const struct encaptab *ep, const struct sockaddr *sp,
401 	if (sp->sa_family != ep->af || dp->sa_family != ep->af)
403 	if (sp->sa_len != ep->src.ss_len || dp->sa_len != ep->dst.ss_len)
409 	q = (const u_int8_t *)&ep->srcmask;
418 	q = (const u_int8_t *)&ep->dstmask;
432 	if (bcmp(&s, &ep->src, ep->src.ss_len) == 0 &&
433 	    bcmp(&d, &ep->dst, ep->dst.ss_len) == 0) {
440 encap_fillarg(struct mbuf *m, const struct encaptab *ep)
446 		*(void**)(tag+1) = ep->arg;