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eb5d44eb | 1 | /* |
2 | * IS-IS Rout(e)ing protocol - isis_csm.h | |
3 | * IS-IS circuit state machine | |
4 | * | |
5 | * Copyright (C) 2001,2002 Sampo Saaristo | |
d62a17ae | 6 | * Tampere University of Technology |
eb5d44eb | 7 | * Institute of Communications Engineering |
8 | * | |
9 | * | |
d62a17ae | 10 | * This program is free software; you can redistribute it and/or modify it |
11 | * under the terms of the GNU General Public Licenseas published by the Free | |
12 | * Software Foundation; either version 2 of the License, or (at your option) | |
eb5d44eb | 13 | * any later version. |
14 | * | |
d62a17ae | 15 | * This program is distributed in the hope that it will be useful,but WITHOUT |
16 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
17 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
eb5d44eb | 18 | * more details. |
896014f4 DL |
19 | * |
20 | * You should have received a copy of the GNU General Public License along | |
21 | * with this program; see the file COPYING; if not, write to the Free Software | |
22 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
eb5d44eb | 23 | */ |
24 | #ifndef _ZEBRA_ISIS_CSM_H | |
25 | #define _ZEBRA_ISIS_CSM_H | |
26 | ||
27 | /* | |
28 | * Circuit states | |
29 | */ | |
61cd5761 DS |
30 | enum isis_circuit_state { |
31 | C_STATE_NA, | |
32 | C_STATE_INIT, /* Connected to interface */ | |
33 | C_STATE_CONF, /* Configured for ISIS */ | |
34 | C_STATE_UP, /* CONN | CONF */ | |
35 | }; | |
eb5d44eb | 36 | |
37 | /* | |
38 | * Circuit events | |
39 | */ | |
9d454ad2 DS |
40 | enum isis_circuit_event { |
41 | ISIS_ENABLE = 1, | |
42 | IF_UP_FROM_Z, | |
43 | ISIS_DISABLE, | |
44 | IF_DOWN_FROM_Z, | |
45 | }; | |
eb5d44eb | 46 | |
9d454ad2 DS |
47 | struct isis_circuit *isis_csm_state_change(enum isis_circuit_event event, |
48 | struct isis_circuit *circuit, | |
49 | void *arg); | |
eb5d44eb | 50 | |
51 | #endif /* _ZEBRA_ISIS_CSM_H */ |