1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
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> |
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 |
59 | |