/* $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 <keil@isdn4linux.de> * by Kai Germaschewski <kai.germaschewski@gmx.de> * * 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