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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.
21 #include "openvswitch/list.h"
24 * A digested version of a message received from a PF_ROUTE socket which
25 * indicates that a network device has been created or destroyed or changed.
28 /* Copied from struct if_msghdr. */
29 int msg_type
; /* e.g. XXX. */
31 /* Copied from struct if_msghdr. */
32 int if_index
; /* Index of network device. */
34 char if_name
[IF_NAMESIZE
]; /* Name of network device. */
35 int master_ifindex
; /* Ifindex of datapath master (0 if none). */
39 * Function called to report that a netdev has changed. 'change' describes the
40 * specific change. It may be null if the buffer of change information
41 * overflowed, in which case the function must assume that every device may
42 * have changed. 'aux' is as specified in the call to
43 * rtbsd_notifier_register().
45 typedef void rtbsd_notify_func(const struct rtbsd_change
*, void *aux
);
47 struct rtbsd_notifier
{
49 rtbsd_notify_func
*cb
;
53 int rtbsd_notifier_register(struct rtbsd_notifier
*,
54 rtbsd_notify_func
*, void *aux
);
55 void rtbsd_notifier_unregister(struct rtbsd_notifier
*);
56 void rtbsd_notifier_run(void);
57 void rtbsd_notifier_wait(void);