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Diffstat (limited to '')
| -rw-r--r-- | drivers/isdn/hisax/fsm.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/drivers/isdn/hisax/fsm.h b/drivers/isdn/hisax/fsm.h new file mode 100644 index 000000000..8c7385619 --- /dev/null +++ b/drivers/isdn/hisax/fsm.h @@ -0,0 +1,61 @@ +/* $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 |