[mirror_frr.git] / isisd / isis_csm.h

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * IS-IS Rout(e)ing protocol - isis_csm.h
 *                             IS-IS circuit state machine
 *
 * Copyright (C) 2001,2002   Sampo Saaristo
 *                           Tampere University of Technology
 *                           Institute of Communications Engineering
 *
 */
#ifndef _ZEBRA_ISIS_CSM_H
#define _ZEBRA_ISIS_CSM_H

/*
 * Circuit states
 */
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
 */
enum isis_circuit_event {
	ISIS_ENABLE = 1,
	IF_UP_FROM_Z,
	ISIS_DISABLE,
	IF_DOWN_FROM_Z,
};

struct isis_circuit *isis_csm_state_change(enum isis_circuit_event event,
					   struct isis_circuit *circuit,
					   void *arg);

#endif /* _ZEBRA_ISIS_CSM_H */
Commit	Line	Data
acddc0ed	1	// SPDX-License-Identifier: GPL-2.0-or-later
eb5d44eb	2	/*
	3	* IS-IS Rout(e)ing protocol - isis_csm.h
	4	* IS-IS circuit state machine
	5	*
	6	* Copyright (C) 2001,2002 Sampo Saaristo
d62a17ae	7	* Tampere University of Technology
eb5d44eb	8	* Institute of Communications Engineering
eb5d44eb	9	*
eb5d44eb	10	*/
	11	#ifndef _ZEBRA_ISIS_CSM_H
	12	#define _ZEBRA_ISIS_CSM_H
	13
	14	/*
	15	* Circuit states
	16	*/
61cd5761 DS	17	enum isis_circuit_state {
	18	C_STATE_NA,
	19	C_STATE_INIT, /* Connected to interface */
	20	C_STATE_CONF, /* Configured for ISIS */
	21	C_STATE_UP, /* CONN \| CONF */
	22	};
eb5d44eb	23
	24	/*
	25	* Circuit events
	26	*/
9d454ad2 DS	27	enum isis_circuit_event {
	28	ISIS_ENABLE = 1,
	29	IF_UP_FROM_Z,
	30	ISIS_DISABLE,
	31	IF_DOWN_FROM_Z,
	32	};
eb5d44eb	33
9d454ad2 DS	34	struct isis_circuit *isis_csm_state_change(enum isis_circuit_event event,
	35	struct isis_circuit *circuit,
	36	void *arg);
eb5d44eb	37
eb5d44eb	38	#endif /* _ZEBRA_ISIS_CSM_H */