bin/named/interfacemgr.c

187 	ns_interface_t *ifp;
193 	ifp = isc_mem_get(mgr->mctx, sizeof(*ifp));
194 	if (ifp == NULL)
197 	ifp->mgr = NULL;
198 	ifp->generation = mgr->generation;
199 	ifp->addr = *addr;
200 	ifp->flags = 0;
201 	strncpy(ifp->name, name, sizeof(ifp->name));
202 	ifp->name[sizeof(ifp->name)-1] = '\0';
203 	ifp->clientmgr = NULL;
205 	result = isc_mutex_init(&ifp->lock);
211 				     &ifp->clientmgr);
220 		ifp->udpdispatch[disp] = NULL;
222 	ifp->tcpsocket = NULL;
230 	ifp->ntcptarget = 1;
231 	ifp->ntcpcurrent = 0;
232 	ifp->nudpdispatch = 0;
234 	ISC_LINK_INIT(ifp, link);
236 	ns_interfacemgr_attach(mgr, &ifp->mgr);
237 	ISC_LIST_APPEND(mgr->interfaces, ifp, link);
239 	ifp->references = 1;
240 	ifp->magic = IFACE_MAGIC;
241 	*ifpret = ifp;
246 	DESTROYLOCK(&ifp->lock);
249 	ifp->magic = 0;
250 	isc_mem_put(mgr->mctx, ifp, sizeof(*ifp));
256 ns_interface_listenudp(ns_interface_t *ifp) {
264 	if (isc_sockaddr_pf(&ifp->addr) == AF_INET)
273 	ifp->nudpdispatch = ISC_MIN(ns_g_udpdisp, MAX_UDP_DISPATCH);
274 	for (disp = 0; disp < ifp->nudpdispatch; disp++) {
275 		result = dns_dispatch_getudp_dup(ifp->mgr->dispatchmgr,
277 						 ns_g_taskmgr, &ifp->addr,
280 						 &ifp->udpdispatch[disp],
283 						    : ifp->udpdispatch[0]);
293 	result = ns_clientmgr_createclients(ifp->clientmgr, ifp->nudpdispatch,
294 					    ifp, ISC_FALSE);
306 		dns_dispatch_changeattributes(ifp->udpdispatch[i], 0,
308 		dns_dispatch_detach(&(ifp->udpdispatch[i]));
310 	ifp->nudpdispatch = 0;
317 ns_interface_accepttcp(ns_interface_t *ifp) {
323 	result = isc_socket_create(ifp->mgr->socketmgr,
324 				   isc_sockaddr_pf(&ifp->addr),
326 				   &ifp->tcpsocket);
333 	isc_socket_setname(ifp->tcpsocket, "dispatcher", NULL);
335 	isc_socket_ipv6only(ifp->tcpsocket, ISC_TRUE);
337 	result = isc_socket_bind(ifp->tcpsocket, &ifp->addr,
345 	result = isc_socket_listen(ifp->tcpsocket, ns_g_listen);
357 	(void)isc_socket_filter(ifp->tcpsocket, "dataready");
359 	result = ns_clientmgr_createclients(ifp->clientmgr,
360 					    ifp->ntcptarget, ifp,
373 	isc_socket_detach(&ifp->tcpsocket);
384 	ns_interface_t *ifp = NULL;
387 	result = ns_interface_create(mgr, addr, name, &ifp);
391 	result = ns_interface_listenudp(ifp);
396 		result = ns_interface_accepttcp(ifp);
407 	*ifpret = ifp;
411 	ISC_LIST_UNLINK(ifp->mgr->interfaces, ifp, link);
412 	ns_interface_detach(&ifp);
417 ns_interface_shutdown(ns_interface_t *ifp) {
418 	if (ifp->clientmgr != NULL)
419 		ns_clientmgr_destroy(&ifp->clientmgr);
423 ns_interface_destroy(ns_interface_t *ifp) {
424 	isc_mem_t *mctx = ifp->mgr->mctx;
427 	REQUIRE(NS_INTERFACE_VALID(ifp));
429 	ns_interface_shutdown(ifp);
431 	for (disp = ifp->nudpdispatch; disp >= 0; disp--)
432 		if (ifp->udpdispatch[disp] != NULL) {
433 			dns_dispatch_changeattributes(ifp->udpdispatch[disp], 0,
435 			dns_dispatch_detach(&(ifp->udpdispatch[disp]));
438 	if (ifp->tcpsocket != NULL)
439 		isc_socket_detach(&ifp->tcpsocket);
441 	DESTROYLOCK(&ifp->lock);
443 	ns_interfacemgr_detach(&ifp->mgr);
445 	ifp->magic = 0;
446 	isc_mem_put(mctx, ifp, sizeof(*ifp));
482 	ns_interface_t *ifp;
483 	for (ifp = ISC_LIST_HEAD(mgr->interfaces); ifp != NULL;
484 	     ifp = ISC_LIST_NEXT(ifp, link)) {
485 		if (isc_sockaddr_equal(&ifp->addr, addr))
488 	return (ifp);
496 	ns_interface_t *ifp, *next;
497 	for (ifp = ISC_LIST_HEAD(mgr->interfaces); ifp != NULL; ifp = next) {
498 		INSIST(NS_INTERFACE_VALID(ifp));
499 		next = ISC_LIST_NEXT(ifp, link);
500 		if (ifp->generation != mgr->generation) {
502 			ISC_LIST_UNLINK(ifp->mgr->interfaces, ifp, link);
503 			isc_sockaddr_format(&ifp->addr, sabuf, sizeof(sabuf));
507 			ns_interface_shutdown(ifp);
508 			ns_interface_detach(&ifp);
624 	ns_interface_t *ifp;
679 			ifp = find_matching_interface(mgr, &listen_addr);
680 			if (ifp != NULL) {
681 				ifp->generation = mgr->generation;
689 							    "<any>", &ifp,
692 					ifp->flags |= NS_INTERFACEFLAG_ANYADDR;
840 			ifp = find_matching_interface(mgr, &listen_sockaddr);
841 			if (ifp != NULL) {
842 				ifp->generation = mgr->generation;
877 							    &ifp,