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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 | |
6 | * Tampere University of Technology | |
7 | * Institute of Communications Engineering | |
8 | * | |
9 | * | |
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) | |
13 | * any later version. | |
14 | * | |
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 | |
18 | * more details. | |
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 | |
23 | */ | |
24 | #ifndef _ZEBRA_ISIS_CSM_H | |
25 | #define _ZEBRA_ISIS_CSM_H | |
26 | ||
27 | /* | |
28 | * Circuit states | |
29 | */ | |
30 | #define C_STATE_NA 0 | |
31 | #define C_STATE_INIT 1 /* Connected to interface */ | |
32 | #define C_STATE_CONF 2 /* Configured for ISIS */ | |
33 | #define C_STATE_UP 3 /* CONN | CONF */ | |
34 | ||
35 | /* | |
36 | * Circuit events | |
37 | */ | |
38 | #define ISIS_ENABLE 1 | |
39 | #define IF_UP_FROM_Z 2 | |
40 | #define ISIS_DISABLE 3 | |
41 | #define IF_DOWN_FROM_Z 4 | |
42 | ||
43 | struct isis_circuit * | |
44 | isis_csm_state_change(int event, struct isis_circuit *circuit, void *arg); | |
45 | ||
46 | #endif /* _ZEBRA_ISIS_CSM_H */ |