3 Copyright (C) 2008 Everton da Silva Marques
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; see the file COPYING; if not, write to the
17 Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
29 #include "pim_neighbor.h"
30 #include "pim_ifchannel.h"
33 RFC 4601: 4.11. Timer Values
35 Note that for historical reasons, the Assert message lacks a
36 Holdtime field. Thus, changing the Assert Time from the default
37 value is not recommended.
39 #define PIM_ASSERT_OVERRIDE_INTERVAL (3) /* seconds */
40 #define PIM_ASSERT_TIME (180) /* seconds */
42 #define PIM_ASSERT_METRIC_PREFERENCE_MAX (0xFFFFFFFF)
43 #define PIM_ASSERT_ROUTE_METRIC_MAX (0xFFFFFFFF)
45 void pim_ifassert_winner_set(struct pim_ifchannel
*ch
,
46 enum pim_ifassert_state new_state
,
47 struct in_addr winner
,
48 struct pim_assert_metric winner_metric
);
50 int pim_assert_recv(struct interface
*ifp
,
51 struct pim_neighbor
*neigh
,
52 struct in_addr src_addr
,
53 uint8_t *buf
, int buf_size
);
55 int pim_assert_metric_better(const struct pim_assert_metric
*m1
,
56 const struct pim_assert_metric
*m2
);
57 int pim_assert_metric_match(const struct pim_assert_metric
*m1
,
58 const struct pim_assert_metric
*m2
);
60 int pim_assert_build_msg(uint8_t *pim_msg
, int buf_size
,
61 struct interface
*ifp
,
62 struct in_addr group_addr
,
63 struct in_addr source_addr
,
64 uint32_t metric_preference
,
65 uint32_t route_metric
,
66 uint32_t rpt_bit_flag
);
68 int pim_assert_send(struct pim_ifchannel
*ch
);
70 int assert_action_a1(struct pim_ifchannel
*ch
);
71 void assert_action_a4(struct pim_ifchannel
*ch
);
72 void assert_action_a5(struct pim_ifchannel
*ch
);
74 #endif /* PIM_ASSERT_H */