55 	isc_interfaceiter_t *iter;  in isc_interfaceiter_create()  local
64 	iter = isc_mem_get(mctx, sizeof(*iter));  in isc_interfaceiter_create()
65 	if (iter == NULL)  in isc_interfaceiter_create()
68 	iter->mctx = mctx;  in isc_interfaceiter_create()
69 	iter->buf = NULL;  in isc_interfaceiter_create()
70 	iter->bufsize = 0;  in isc_interfaceiter_create()
71 	iter->ifaddrs = NULL;  in isc_interfaceiter_create()
78 		iter->proc = fopen("/proc/net/if_inet6", "r");  in isc_interfaceiter_create()
79 		if (iter->proc == NULL) {  in isc_interfaceiter_create()
86 		iter->proc = NULL;  in isc_interfaceiter_create()
87 	iter->valid = ISC_R_FAILURE;  in isc_interfaceiter_create()
92 		if ((ret = getifaddrs(&iter->ifaddrs)) >= 0)  in isc_interfaceiter_create()
114 	iter->pos = NULL;  in isc_interfaceiter_create()
115 	iter->result = ISC_R_FAILURE;  in isc_interfaceiter_create()
117 	iter->magic = IFITER_MAGIC;  in isc_interfaceiter_create()
118 	*iterp = iter;  in isc_interfaceiter_create()
123 	if (iter->proc != NULL)  in isc_interfaceiter_create()
124 		fclose(iter->proc);  in isc_interfaceiter_create()
126 	if (iter->ifaddrs != NULL) /* just in case */  in isc_interfaceiter_create()
127 		freeifaddrs(iter->ifaddrs);  in isc_interfaceiter_create()
128 	isc_mem_put(mctx, iter, sizeof(*iter));  in isc_interfaceiter_create()
140 internal_current(isc_interfaceiter_t *iter) {  in internal_current()  argument
145 	REQUIRE(VALID_IFITER(iter));  in internal_current()
147 	ifa = iter->pos;  in internal_current()
158 	if (iter->pos == NULL)  in internal_current()
159 		return (linux_if_inet6_current(iter));  in internal_current()
188 	memset(&iter->current, 0, sizeof(iter->current));  in internal_current()
191 	if (namelen > sizeof(iter->current.name) - 1)  in internal_current()
192 		namelen = sizeof(iter->current.name) - 1;  in internal_current()
194 	memset(iter->current.name, 0, sizeof(iter->current.name));  in internal_current()
195 	memcpy(iter->current.name, ifa->ifa_name, namelen);  in internal_current()
197 	iter->current.flags = 0;  in internal_current()
200 		iter->current.flags |= INTERFACE_F_UP;  in internal_current()
203 		iter->current.flags |= INTERFACE_F_POINTTOPOINT;  in internal_current()
206 		iter->current.flags |= INTERFACE_F_LOOPBACK;  in internal_current()
209 		iter->current.flags |= INTERFACE_F_BROADCAST;  in internal_current()
213 		iter->current.flags |= INTERFACE_F_MULTICAST;  in internal_current()
216 	iter->current.af = family;  in internal_current()
218 	get_addr(family, &iter->current.address, ifa->ifa_addr, ifa->ifa_name);  in internal_current()
221 		get_addr(family, &iter->current.netmask, ifa->ifa_netmask,  in internal_current()
225 	    (iter->current.flags & INTERFACE_F_POINTTOPOINT) != 0)  in internal_current()
226 		get_addr(family, &iter->current.dstaddress, ifa->ifa_dstaddr,  in internal_current()
230 	    (iter->current.flags & INTERFACE_F_BROADCAST) != 0)  in internal_current()
231 		get_addr(family, &iter->current.broadcast, ifa->ifa_broadaddr,  in internal_current()
235 	iter->current.ifindex = if_nametoindex(iter->current.name);  in internal_current()
248 internal_next(isc_interfaceiter_t *iter) {  in internal_next()  argument
250 	if (iter->pos != NULL)  in internal_next()
251 		iter->pos = iter->pos->ifa_next;  in internal_next()
252 	if (iter->pos == NULL) {  in internal_next()
255 			return (linux_if_inet6_next(iter));  in internal_next()
264 internal_destroy(isc_interfaceiter_t *iter) {  in internal_destroy()  argument
267 	if (iter->proc != NULL)  in internal_destroy()
268 		fclose(iter->proc);  in internal_destroy()
269 	iter->proc = NULL;  in internal_destroy()
271 	if (iter->ifaddrs)  in internal_destroy()
272 		freeifaddrs(iter->ifaddrs);  in internal_destroy()
273 	iter->ifaddrs = NULL;  in internal_destroy()
277 void internal_first(isc_interfaceiter_t *iter) {  in internal_first()  argument
280 	linux_if_inet6_first(iter);  in internal_first()
282 	iter->pos = iter->ifaddrs;  in internal_first()