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