------------------------------------------------------------------------------
--                                                                          --
--                         GNAT RUN-TIME COMPONENTS                         --
--                                                                          --
--                           S Y S T E M . R P C                            --
--                                                                          --
--                                 S p e c                                  --
--                                                                          --
--          Copyright (C) 1992-2022, Free Software Foundation, Inc.         --
--                                                                          --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
-- apply solely to the  contents of the part following the private keyword. --
--                                                                          --
-- GNAT is free software;  you can  redistribute it  and/or modify it under --
-- terms of the  GNU General Public License as published  by the Free Soft- --
-- ware  Foundation;  either version 3,  or (at your option) any later ver- --
-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
-- or FITNESS FOR A PARTICULAR PURPOSE.                                     --
--                                                                          --
-- As a special exception under Section 7 of GPL version 3, you are granted --
-- additional permissions described in the GCC Runtime Library Exception,   --
-- version 3.1, as published by the Free Software Foundation.               --
--                                                                          --
-- You should have received a copy of the GNU General Public License and    --
-- a copy of the GCC Runtime Library Exception along with this program;     --
-- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --
-- <http://www.gnu.org/licenses/>.                                          --
--                                                                          --
-- GNAT was originally developed  by the GNAT team at  New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc.      --
--                                                                          --
------------------------------------------------------------------------------

--  Note: this is a dummy implementation which does not support distribution.
--  The GLADE distribution package includes a replacement for this file which
--  has a different private

with Ada.Streams;

package System.RPC is

   type Partition_ID is range 0 .. Integer'Last;

   Communication_Error : exception;

   type Params_Stream_Type
     (Initial_Size : Ada.Streams.Stream_Element_Count) is new
       Ada.Streams.Root_Stream_Type with private;

   overriding procedure Read
     (Stream : in out Params_Stream_Type;
      Item   : out Ada.Streams.Stream_Element_Array;
      Last   : out Ada.Streams.Stream_Element_Offset);

   overriding procedure Write
     (Stream : in out Params_Stream_Type;
      Item   : Ada.Streams.Stream_Element_Array);

   --  Synchronous call

   procedure Do_RPC
     (Partition  : Partition_ID;
      Params     : access Params_Stream_Type;
      Result     : access Params_Stream_Type);

   --  Asynchronous call

   procedure Do_APC
     (Partition  : Partition_ID;
      Params     : access Params_Stream_Type);

   --  The handler for incoming RPCs

   type RPC_Receiver is
     access procedure
       (Params     : access Params_Stream_Type;
        Result     : access Params_Stream_Type);

   procedure Establish_RPC_Receiver (
      Partition : Partition_ID;
      Receiver  : RPC_Receiver);

private

   type Params_Stream_Type
     (Initial_Size : Ada.Streams.Stream_Element_Count) is new
       Ada.Streams.Root_Stream_Type with null record;

end System.RPC;
