sim/ppc/events.h

   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 3 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, see <http://www.gnu.org/licenses/>.
  17
  18     */
  19
  20
  21 #ifndef _EVENTS_H_
  22 #define _EVENTS_H_
  23
  24 /* typedef struct _event_queue event_queue; */
  25 /* typedef struct _event_entry_tag *event_entry_tag; */
  26
  27 typedef void event_handler(void *data);
  28
  29 INLINE_EVENTS\
  30 (event_queue *) event_queue_create
  31 (void);
  32
  33 INLINE_EVENTS\
  34 (void) event_queue_init
  35 (event_queue *queue);
  36
  37
  38 /* (de)Schedule things to happen in the future. */
  39
  40 INLINE_EVENTS\
  41 (event_entry_tag) event_queue_schedule
  42 (event_queue *queue,
  43  signed64 delta_time,
  44  event_handler *handler,
  45  void *data);
  46
  47 INLINE_EVENTS\
  48 (event_entry_tag) event_queue_schedule_after_signal
  49 (event_queue *queue,
  50  signed64 delta_time,
  51  event_handler *handler,
  52  void *data);
  53
  54 INLINE_EVENTS\
  55 (void) event_queue_deschedule
  56 (event_queue *queue,
  57  event_entry_tag event_to_remove);
  58
  59
  60 /* progress time.  In to parts so that if something is pending, the
  61    caller has a chance to save any cached state */
  62
  63 INLINE_EVENTS\
  64 (int) event_queue_tick
  65 (event_queue *queue);
  66
  67 INLINE_EVENTS\
  68 (void) event_queue_process
  69 (event_queue *events);
  70
  71
  72 /* local concept of time */
  73
  74 INLINE_EVENTS\
  75 (signed64) event_queue_time
  76 (event_queue *queue);
  77
  78 #endif /* _EVENTS_H_ */