1 /*  This file is part of the program psim.
2 
3     Copyright (C) 1994-1995, Andrew Cagney <cagney@highland.com.au>
4 
5     This program is free software; you can redistribute it and/or modify
6     it under the terms of the GNU General Public License as published by
7     the Free Software Foundation; either version 2 of the License, or
8     (at your option) any later version.
9 
10     This program is distributed in the hope that it will be useful,
11     but WITHOUT ANY WARRANTY; without even the implied warranty of
12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13     GNU General Public License for more details.
14 
15     You should have received a copy of the GNU General Public License
16     along with this program; if not, write to the Free Software
17     Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18 
19     */
20 
21 
22 #ifndef _EVENTS_H_
23 #define _EVENTS_H_
24 
25 /* typedef struct _event_queue event_queue; */
26 /* typedef struct _event_entry_tag *event_entry_tag; */
27 
28 typedef void event_handler(void *data);
29 
30 INLINE_EVENTS\
31 (event_queue *) event_queue_create
32 (void);
33 
34 INLINE_EVENTS\
35 (void) event_queue_init
36 (event_queue *queue);
37 
38 
39 /* (de)Schedule things to happen in the future. */
40 
41 INLINE_EVENTS\
42 (event_entry_tag) event_queue_schedule
43 (event_queue *queue,
44  signed64 delta_time,
45  event_handler *handler,
46  void *data);
47 
48 INLINE_EVENTS\
49 (event_entry_tag) event_queue_schedule_after_signal
50 (event_queue *queue,
51  signed64 delta_time,
52  event_handler *handler,
53  void *data);
54 
55 INLINE_EVENTS\
56 (void) event_queue_deschedule
57 (event_queue *queue,
58  event_entry_tag event_to_remove);
59 
60 
61 /* progress time.  In to parts so that if something is pending, the
62    caller has a chance to save any cached state */
63 
64 INLINE_EVENTS\
65 (int) event_queue_tick
66 (event_queue *queue);
67 
68 INLINE_EVENTS\
69 (void) event_queue_process
70 (event_queue *events);
71 
72 
73 /* local concept of time */
74 
75 INLINE_EVENTS\
76 (signed64) event_queue_time
77 (event_queue *queue);
78 
79 #endif /* _EVENTS_H_ */
80