+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* IS-IS Rout(e)ing protocol - isis_csm.h
* IS-IS circuit state machine
* Tampere University of Technology
* Institute of Communications Engineering
*
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public Licenseas published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
-
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef _ZEBRA_ISIS_CSM_H
#define _ZEBRA_ISIS_CSM_H
/*
* Circuit states
*/
-#define C_STATE_NA 0
-#define C_STATE_INIT 1 /* Connected to interface */
-#define C_STATE_CONF 2 /* Configured for ISIS */
-#define C_STATE_UP 3 /* CONN | CONF */
+enum isis_circuit_state {
+ C_STATE_NA,
+ C_STATE_INIT, /* Connected to interface */
+ C_STATE_CONF, /* Configured for ISIS */
+ C_STATE_UP, /* CONN | CONF */
+};
/*
* Circuit events
*/
-#define ISIS_ENABLE 1
-#define IF_UP_FROM_Z 2
-#define ISIS_DISABLE 3
-#define IF_DOWN_FROM_Z 4
+enum isis_circuit_event {
+ ISIS_ENABLE = 1,
+ IF_UP_FROM_Z,
+ ISIS_DISABLE,
+ IF_DOWN_FROM_Z,
+};
-struct isis_circuit *
-isis_csm_state_change(int event, struct isis_circuit *circuit, void *arg);
+struct isis_circuit *isis_csm_state_change(enum isis_circuit_event event,
+ struct isis_circuit *circuit,
+ void *arg);
#endif /* _ZEBRA_ISIS_CSM_H */