summaryrefslogtreecommitdiffstats
path: root/c/src/exec/rtems/include/rtems/rtems/signal.h
blob: c9424a2dfd3b15722ff20846275312726633b7a3 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
/*  signal.h
 *
 *  This include file contains all the constants and structures associated
 *  with the Signal Manager.   This manager provides capabilities required
 *  for asynchronous communication between tasks via signal sets.
 *
 *  Directives provided are:
 *
 *     + establish an asynchronous signal routine
 *     + send a signal set to a task
 *
 *  COPYRIGHT (c) 1989-1998.
 *  On-Line Applications Research Corporation (OAR).
 *  Copyright assigned to U.S. Government, 1994.
 *
 *  The license and distribution terms for this file may be
 *  found in the file LICENSE in this distribution or at
 *  http://www.OARcorp.com/rtems/license.html.
 *
 *  $Id$
 */

#ifndef __RTEMS_SIGNAL_h
#define __RTEMS_SIGNAL_h

#ifdef __cplusplus
extern "C" {
#endif

#include <rtems/rtems/asr.h>
#include <rtems/rtems/modes.h>
#include <rtems/score/object.h>
#include <rtems/rtems/status.h>
#include <rtems/rtems/types.h>

/*
 *  _Signal_Manager_initialization
 *
 *  DESCRIPTION:
 *
 *  This routine performs the initialization necessary for this manager.
 */
 
void _Signal_Manager_initialization( void );

/*
 *  rtems_signal_catch
 *
 *  DESCRIPTION:
 *
 *  This routine implements the rtems_signal_catch directive.  This directive
 *  is used to establish asr_handler as the Asynchronous Signal Routine
 *  (RTEMS_ASR) for the calling task.  The asr_handler will execute with a
 *  mode of mode_set.
 */

rtems_status_code rtems_signal_catch(
  rtems_asr_entry   asr_handler,
  rtems_mode        mode_set
);

/*
 *  rtems_signal_send
 *
 *  DESCRIPTION:
 *
 *  This routine implements the rtems_signal_send directive.  This directive
 *  sends the signal_set to the task specified by ID.
 */

rtems_status_code rtems_signal_send(
  Objects_Id             id,
  rtems_signal_set signal_set
);

#if defined(RTEMS_MULTIPROCESSING)
#include <rtems/rtems/signalmp.h>
#endif

#ifdef __cplusplus
}
#endif

#endif
/* end of include file */