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1 /* Copyright (c) 2012 Nicira, Inc.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License. */
18 #define BFD_PACKET_LEN 24
19 #define BFD_DEST_PORT 3784
27 struct dpif_flow_stats
;
29 struct flow_wildcards
;
34 long long int bfd_wait(const struct bfd
*);
35 void bfd_run(struct bfd
*);
37 bool bfd_should_send_packet(const struct bfd
*);
38 void bfd_put_packet(struct bfd
*bfd
, struct dp_packet
*packet
,
39 const struct eth_addr eth_src
, bool *oam
);
41 bool bfd_should_process_flow(const struct bfd
*, const struct flow
*,
42 struct flow_wildcards
*);
43 void bfd_process_packet(struct bfd
*, const struct flow
*,
44 const struct dp_packet
*);
47 struct bfd
*bfd_configure(struct bfd
*, const char *name
,
48 const struct smap
*smap
,
49 struct netdev
*netdev
);
50 struct bfd
*bfd_ref(const struct bfd
*);
51 void bfd_unref(struct bfd
*);
53 void bfd_account_rx(struct bfd
*, const struct dpif_flow_stats
*);
54 bool bfd_forwarding(struct bfd
*);
55 bool bfd_check_status_change(struct bfd
*);
56 void bfd_get_status(const struct bfd
*, struct smap
*);
57 void bfd_set_netdev(struct bfd
*, const struct netdev
*);
58 long long int bfd_wake_time(const struct bfd
*);