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 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_ */