-- SPDX-License-Identifier: BSD-2-Clause
--
-- RTEMS / Body
--
-- DESCRIPTION:
--
-- This package provides the interface to the RTEMS API.
--
--
-- DEPENDENCIES:
--
--
--
-- COPYRIGHT (c) 1997-2011.
-- On-Line Applications Research Corporation (OAR).
--
-- Redistribution and use in source and binary forms, with or without
-- modification, are permitted provided that the following conditions
-- are met:
-- 1. Redistributions of source code must retain the above copyright
-- notice, this list of conditions and the following disclaimer.
-- 2. Redistributions in binary form must reproduce the above copyright
-- notice, this list of conditions and the following disclaimer in the
-- documentation and/or other materials provided with the distribution.
--
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-- IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-- ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
-- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-- POSSIBILITY OF SUCH DAMAGE.
--
package body RTEMS.Semaphore is
--
-- Semaphore Manager
--
procedure Create
(Name : in RTEMS.Name;
Count : in RTEMS.Unsigned32;
Attribute_Set : in RTEMS.Attribute;
Priority_Ceiling : in RTEMS.Tasks.Priority;
ID : out RTEMS.ID;
Result : out RTEMS.Status_Codes)
is
function Create_Base
(Name : RTEMS.Name;
Count : RTEMS.Unsigned32;
Attribute_Set : RTEMS.Attribute;
Priority_Ceiling : RTEMS.Tasks.Priority;
ID : access RTEMS.ID)
return RTEMS.Status_Codes;
pragma Import (C, Create_Base, "rtems_semaphore_create");
ID_Base : aliased RTEMS.ID;
begin
Result :=
Create_Base
(Name,
Count,
Attribute_Set,
Priority_Ceiling,
ID_Base'Access);
ID := ID_Base;
end Create;
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_semaphore_delete");
begin
Result := Delete_Base (ID);
end Delete;
procedure Ident
(Name : in RTEMS.Name;
Node : in RTEMS.Unsigned32;
ID : out RTEMS.ID;
Result : out RTEMS.Status_Codes)
is
function Ident_Base
(Name : RTEMS.Name;
Node : RTEMS.Unsigned32;
ID : access RTEMS.ID)
return RTEMS.Status_Codes;
pragma Import (C, Ident_Base, "rtems_semaphore_ident");
ID_Base : aliased RTEMS.ID;
begin
Result := Ident_Base (Name, Node, ID_Base'Access);
ID := ID_Base;
end Ident;
procedure Obtain
(ID : in RTEMS.ID;
Option_Set : in RTEMS.Option;
Timeout : in RTEMS.Interval;
Result : out RTEMS.Status_Codes)
is
function Obtain_Base
(ID : RTEMS.ID;
Option_Set : RTEMS.Option;
Timeout : RTEMS.Interval)
return RTEMS.Status_Codes;
pragma Import (C, Obtain_Base, "rtems_semaphore_obtain");
begin
Result := Obtain_Base (ID, Option_Set, Timeout);
end Obtain;
procedure Release
(ID : in RTEMS.ID;
Result : out RTEMS.Status_Codes)
is
function Release_Base
(ID : RTEMS.ID)
return RTEMS.Status_Codes;
pragma Import (C, Release_Base, "rtems_semaphore_release");
begin
Result := Release_Base (ID);
end Release;
procedure Flush
(ID : in RTEMS.ID;
Result : out RTEMS.Status_Codes)
is
function Flush_Base
(ID : RTEMS.ID)
return RTEMS.Status_Codes;
pragma Import (C, Flush_Base, "rtems_semaphore_flush");
begin
Result := Flush_Base (ID);
end Flush;
end RTEMS.Semaphore;