| David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 2 | /* |
| 3 | * |
| 4 | * Author Karsten Keil <kkeil@novell.com> |
| 5 | * |
| 6 | * Thanks to Jan den Ouden |
| 7 | * Fritz Elfert |
| 8 | * Copyright 2008 by Karsten Keil <kkeil@novell.com> |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 9 | */ |
| 10 | |
| 11 | #ifndef _MISDN_FSM_H |
| 12 | #define _MISDN_FSM_H |
| 13 | |
| 14 | #include <linux/timer.h> |
| 15 | |
| 16 | /* Statemachine */ |
| 17 | |
| 18 | struct FsmInst; |
| 19 | |
| 20 | typedef void (*FSMFNPTR)(struct FsmInst *, int, void *); |
| 21 | |
| 22 | struct Fsm { |
| 23 | FSMFNPTR *jumpmatrix; |
| 24 | int state_count, event_count; |
| 25 | char **strEvent, **strState; |
| 26 | }; |
| 27 | |
| 28 | struct FsmInst { |
| 29 | struct Fsm *fsm; |
| 30 | int state; |
| 31 | int debug; |
| 32 | void *userdata; |
| 33 | int userint; |
| 34 | void (*printdebug) (struct FsmInst *, char *, ...); |
| 35 | }; |
| 36 | |
| 37 | struct FsmNode { |
| 38 | int state, event; |
| 39 | void (*routine) (struct FsmInst *, int, void *); |
| 40 | }; |
| 41 | |
| 42 | struct FsmTimer { |
| 43 | struct FsmInst *fi; |
| 44 | struct timer_list tl; |
| 45 | int event; |
| 46 | void *arg; |
| 47 | }; |
| 48 | |
| 49 | extern int mISDN_FsmNew(struct Fsm *, struct FsmNode *, int); |
| 50 | extern void mISDN_FsmFree(struct Fsm *); |
| 51 | extern int mISDN_FsmEvent(struct FsmInst *, int , void *); |
| 52 | extern void mISDN_FsmChangeState(struct FsmInst *, int); |
| 53 | extern void mISDN_FsmInitTimer(struct FsmInst *, struct FsmTimer *); |
| 54 | extern int mISDN_FsmAddTimer(struct FsmTimer *, int, int, void *, int); |
| 55 | extern void mISDN_FsmRestartTimer(struct FsmTimer *, int, int, void *, int); |
| 56 | extern void mISDN_FsmDelTimer(struct FsmTimer *, int); |
| 57 | |
| 58 | #endif |