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
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
|
--
-- RTEMS / Body
--
-- DESCRIPTION:
--
-- This package provides the interface to the RTEMS API.
--
--
-- DEPENDENCIES:
--
--
--
-- COPYRIGHT (c) 1997-2011.
-- On-Line Applications Research Corporation (OAR).
--
-- The license and distribution terms for this file may in
-- the file LICENSE in this distribution or at
-- http://www.rtems.org/license/LICENSE.
--
with Ada;
with Ada.Unchecked_Conversion;
with Interfaces; use Interfaces;
with Interfaces.C; use Interfaces.C;
with Interfaces.C.Strings; use Interfaces.C.Strings;
package body RTEMS.Barrier is
--
-- Barrier Manager
--
procedure Create
(Name : in RTEMS.Name;
Attribute_Set : in RTEMS.Attribute;
Maximum_Waiters : in RTEMS.Unsigned32;
ID : out RTEMS.ID;
Result : out RTEMS.Status_Codes)
is
function Create_Base
(Name : RTEMS.Name;
Attribute_Set : RTEMS.Attribute;
Maximum_Waiters : RTEMS.Unsigned32;
ID : access RTEMS.ID)
return RTEMS.Status_Codes;
pragma Import (C, Create_Base, "rtems_barrier_create");
ID_Base : aliased RTEMS.ID;
begin
Result :=
Create_Base
(Name,
Attribute_Set,
Maximum_Waiters,
ID_Base'Access);
ID := ID_Base;
end Create;
procedure Ident
(Name : in RTEMS.Name;
ID : out RTEMS.ID;
Result : out RTEMS.Status_Codes)
is
function Ident_Base
(Name : RTEMS.Name;
ID : access RTEMS.ID)
return RTEMS.Status_Codes;
pragma Import (C, Ident_Base, "rtems_barrier_ident");
ID_Base : aliased RTEMS.ID;
begin
Result := Ident_Base (Name, ID_Base'Access);
ID := ID_Base;
end Ident;
procedure Delete
(ID : in RTEMS.ID;
Result : out RTEMS.Status_Codes)
is
function Delete_Base
(ID : RTEMS.ID)
return RTEMS.Status_Codes;
pragma Import (C, Delete_Base, "rtems_barrier_delete");
begin
Result := Delete_Base (ID);
end Delete;
procedure Wait
(ID : in RTEMS.ID;
Timeout : in RTEMS.Interval;
Result : out RTEMS.Status_Codes)
is
function Wait_Base
(ID : RTEMS.ID;
Timeout : RTEMS.Interval)
return RTEMS.Status_Codes;
pragma Import (C, Wait_Base, "rtems_barrier_wait");
begin
Result := Wait_Base (ID, Timeout);
end Wait;
procedure Release
(ID : in RTEMS.ID;
Released : out RTEMS.Unsigned32;
Result : out RTEMS.Status_Codes)
is
function Release_Base
(ID : RTEMS.ID;
Released : access RTEMS.Unsigned32)
return RTEMS.Status_Codes;
pragma Import (C, Release_Base, "rtems_barrier_release");
Released_Base : aliased RTEMS.Unsigned32;
begin
Result := Release_Base (ID, Released_Base'Access);
Released := Released_Base;
end Release;
end RTEMS.Barrier;
|
