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7e24fdf3 DS |
1 | /* |
2 | * Static NHT header. | |
3 | * Copyright (C) 2018 Cumulus Networks, Inc. | |
4 | * Donald Sharp | |
5 | * | |
8d5cbee9 DS |
6 | * This program is free software; you can redistribute it and/or modify it |
7 | * under the terms of the GNU General Public License as published by the Free | |
8 | * Software Foundation; either version 2 of the License, or (at your option) | |
9 | * any later version. | |
7e24fdf3 | 10 | * |
8d5cbee9 DS |
11 | * This program is distributed in the hope that it will be useful, but WITHOUT |
12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
14 | * more details. | |
7e24fdf3 DS |
15 | * |
16 | * You should have received a copy of the GNU General Public License along | |
17 | * with this program; see the file COPYING; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | #ifndef __STATIC_NHT_H__ | |
21 | #define __STATIC_NHT_H__ | |
22 | ||
27da3044 DS |
23 | /* |
24 | * When we get notification that nexthop tracking has an answer for | |
25 | * us call this function to find the nexthop we are tracking so it | |
26 | * can be installed or removed. | |
27 | * | |
28 | * sp -> The route we are looking at. If NULL then look at all | |
29 | * routes. | |
30 | * nhp -> The nexthop that is being tracked. | |
31 | * nh_num -> number of valid nexthops. | |
32 | * afi -> The afi we are working in. | |
33 | * vrf_id -> The vrf the nexthop is in. | |
34 | */ | |
35 | extern void static_nht_update(struct prefix *sp, struct prefix *nhp, | |
36 | uint32_t nh_num, afi_t afi, vrf_id_t vrf_id); | |
9fafbd15 DS |
37 | |
38 | /* | |
39 | * For the given tracked nexthop, nhp, mark all routes that use | |
40 | * this route as in starting state again. | |
41 | */ | |
42 | extern void static_nht_reset_start(struct prefix *nhp, afi_t afi, | |
43 | vrf_id_t nh_vrf_id); | |
44 | ||
45 | /* | |
46 | * For the given prefix, sp, mark it as in a particular state | |
47 | */ | |
48 | extern void static_nht_mark_state(struct prefix *sp, vrf_id_t vrf_id, | |
49 | enum static_install_states state); | |
b2f6ab67 | 50 | |
51 | /* | |
52 | * For the given nexthop, returns the string | |
53 | */ | |
54 | extern void static_get_nh_str(struct static_nexthop *nh, char *nexthop, | |
55 | size_t size); | |
7e24fdf3 | 56 | #endif |