projects / mirror_frr.git / blame
| Commit | Line | Data |
|---|---|---|
| 12e41d03 DL |
1 | /* |
| 2 | PIM for Quagga | |
| 3 | Copyright (C) 2008 Everton da Silva Marques | |
| 4 | ||
| 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. | |
| 9 | ||
| 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. | |
| 14 | ||
| 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, | |
| 18 | MA 02110-1301 USA | |
| 19 | ||
| 12e41d03 DL |
20 | */ |
| 21 | ||
| 22 | #ifndef PIM_ASSERT_H | |
| 23 | #define PIM_ASSERT_H | |
| 24 | ||
| 25 | #include <zebra.h> | |
| 26 | ||
| 27 | #include "if.h" | |
| 28 | ||
| 29 | #include "pim_neighbor.h" | |
| 30 | #include "pim_ifchannel.h" | |
| 31 | ||
| 32 | /* | |
| 33 | RFC 4601: 4.11. Timer Values | |
| 34 | ||
| 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. | |
| 38 | */ | |
| 39 | #define PIM_ASSERT_OVERRIDE_INTERVAL (3) /* seconds */ | |
| 40 | #define PIM_ASSERT_TIME (180) /* seconds */ | |
| 41 | ||
| 42 | #define PIM_ASSERT_METRIC_PREFERENCE_MAX (0xFFFFFFFF) | |
| 43 | #define PIM_ASSERT_ROUTE_METRIC_MAX (0xFFFFFFFF) | |
| 44 | ||
| 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); | |
| 49 | ||
| 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); | |
| 54 | ||
| 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); | |
| 59 | ||
| 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); | |
| 67 | ||
| 68 | int pim_assert_send(struct pim_ifchannel *ch); | |
| 69 | ||
| 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); | |
| 73 | ||
| 74 | #endif /* PIM_ASSERT_H */ |