fsm.h

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/*
 *
 * Author       Karsten Keil <[email protected]>
 *
 * Thanks to    Jan den Ouden
 *              Fritz Elfert
 * Copyright 2008  by Karsten Keil <[email protected]>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * 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.
 *
 */

#ifndef _MISDN_FSM_H
#define _MISDN_FSM_H

#include <linux/timer.h>

/* Statemachine */

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;
};

extern void mISDN_FsmNew(struct Fsm *, struct FsmNode *, int);
extern void mISDN_FsmFree(struct Fsm *);
extern int mISDN_FsmEvent(struct FsmInst *, int , void *);
extern void mISDN_FsmChangeState(struct FsmInst *, int);
extern void mISDN_FsmInitTimer(struct FsmInst *, struct FsmTimer *);
extern int mISDN_FsmAddTimer(struct FsmTimer *, int, int, void *, int);
extern void mISDN_FsmRestartTimer(struct FsmTimer *, int, int, void *, int);
extern void mISDN_FsmDelTimer(struct FsmTimer *, int);

#endif