2 * Copyright (c) 2011 Gaetano Catalli.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at:
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
23 * A digested version of a message received from a PF_ROUTE socket which
24 * indicates that a network device has been created or destroyed or changed.
27 /* Copied from struct if_msghdr. */
28 int msg_type; /* e.g. XXX. */
30 /* Copied from struct if_msghdr. */
31 int if_index; /* Index of network device. */
33 char if_name[IF_NAMESIZE]; /* Name of network device. */
34 int master_ifindex; /* Ifindex of datapath master (0 if none). */
38 * Function called to report that a netdev has changed. 'change' describes the
39 * specific change. It may be null if the buffer of change information
40 * overflowed, in which case the function must assume that every device may
41 * have changed. 'aux' is as specified in the call to
42 * rtbsd_notifier_register().
44 typedef void rtbsd_notify_func(const struct rtbsd_change *, void *aux);
46 struct rtbsd_notifier {
48 rtbsd_notify_func *cb;
52 int rtbsd_notifier_register(struct rtbsd_notifier *,
53 rtbsd_notify_func *, void *aux);
54 void rtbsd_notifier_unregister(struct rtbsd_notifier *);
55 void rtbsd_notifier_run(void);
56 void rtbsd_notifier_wait(void);