[linux.git] / drivers / isdn / hisax / fsm.h

/* $Id: fsm.h,v 1.3.2.2 2001/09/23 22:24:47 kai Exp $
 *
 * Finite state machine
 *
 * Author       Karsten Keil
 * Copyright    by Karsten Keil      <[email protected]>
 *              by Kai Germaschewski <[email protected]>
 *
 * This software may be used and distributed according to the terms
 * of the GNU General Public License, incorporated herein by reference.
 *
 */

#ifndef __FSM_H__
#define __FSM_H__

#include <linux/timer.h>

struct FsmInst;

typedef void (*FSMFNPTR)(struct FsmInst *, int, void *);

struct Fsm {
	FSMFNPTR *jumpmatrix;
	int state_count, event_count;
	char **strEvent, **strState;
};

struct FsmInst {
	struct Fsm *fsm;
	int state;
	int debug;
	void *userdata;
	int userint;
	void (*printdebug) (struct FsmInst *, char *, ...);
};

struct FsmNode {
	int state, event;
	void (*routine) (struct FsmInst *, int, void *);
};

struct FsmTimer {
	struct FsmInst *fi;
	struct timer_list tl;
	int event;
	void *arg;
};

int FsmNew(struct Fsm *fsm, struct FsmNode *fnlist, int fncount);
void FsmFree(struct Fsm *fsm);
int FsmEvent(struct FsmInst *fi, int event, void *arg);
void FsmChangeState(struct FsmInst *fi, int newstate);
void FsmInitTimer(struct FsmInst *fi, struct FsmTimer *ft);
int FsmAddTimer(struct FsmTimer *ft, int millisec, int event,
		void *arg, int where);
void FsmRestartTimer(struct FsmTimer *ft, int millisec, int event,
		     void *arg, int where);
void FsmDelTimer(struct FsmTimer *ft, int where);

#endif
Commit	Line	Data
1da177e4 LT	1	/* $Id: fsm.h,v 1.3.2.2 2001/09/23 22:24:47 kai Exp $
	2	*
	3	* Finite state machine
	4	*
	5	* Author Karsten Keil
	6	* Copyright by Karsten Keil <[email protected]>
	7	* by Kai Germaschewski <[email protected]>
475be4d8	8	*
1da177e4 LT	9	* This software may be used and distributed according to the terms
	10	* of the GNU General Public License, incorporated herein by reference.
	11	*
	12	*/
	13
	14	#ifndef __FSM_H__
	15	#define __FSM_H__
	16
	17	#include <linux/timer.h>
	18
	19	struct FsmInst;
	20
475be4d8	21	typedef void (FSMFNPTR)(struct FsmInst , int, void *);
1da177e4 LT	22
	23	struct Fsm {
	24	FSMFNPTR *jumpmatrix;
	25	int state_count, event_count;
	26	char strEvent, strState;
	27	};
	28
	29	struct FsmInst {
	30	struct Fsm *fsm;
	31	int state;
	32	int debug;
	33	void *userdata;
	34	int userint;
	35	void (printdebug) (struct FsmInst , char *, ...);
	36	};
	37
	38	struct FsmNode {
	39	int state, event;
	40	void (routine) (struct FsmInst , int, void *);
	41	};
	42
	43	struct FsmTimer {
	44	struct FsmInst *fi;
	45	struct timer_list tl;
	46	int event;
	47	void *arg;
	48	};
	49
	50	int FsmNew(struct Fsm fsm, struct FsmNode fnlist, int fncount);
	51	void FsmFree(struct Fsm *fsm);
	52	int FsmEvent(struct FsmInst fi, int event, void arg);
	53	void FsmChangeState(struct FsmInst *fi, int newstate);
	54	void FsmInitTimer(struct FsmInst fi, struct FsmTimer ft);
	55	int FsmAddTimer(struct FsmTimer *ft, int millisec, int event,
	56	void *arg, int where);
	57	void FsmRestartTimer(struct FsmTimer *ft, int millisec, int event,
	58	void *arg, int where);
	59	void FsmDelTimer(struct FsmTimer *ft, int where);
	60
	61	#endif