gcc/ada/s-rpc.ads

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT RUN-TIME COMPONENTS                         --
   4 --                                                                          --
   5 --                           S Y S T E M . R P C                            --
   6 --                                                                          --
   7 --                                 S p e c                                  --
   8 --                                                                          --
   9 --          Copyright (C) 1992-1998 Free Software Foundation, Inc.          --
  10 --                                                                          --
  11 -- This specification is derived from the Ada Reference Manual for use with --
  12 -- GNAT. The copyright notice above, and the license provisions that follow --
  13 -- apply solely to the  contents of the part following the private keyword. --
  14 --                                                                          --
  15 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  16 -- terms of the  GNU General Public License as published  by the Free Soft- --
  17 -- ware  Foundation;  either version 2,  or (at your option) any later ver- --
  18 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  19 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  20 -- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
  21 -- for  more details.  You should have  received  a copy of the GNU General --
  22 -- Public License  distributed with GNAT;  see file COPYING.  If not, write --
  23 -- to  the  Free Software Foundation,  51  Franklin  Street,  Fifth  Floor, --
  24 -- Boston, MA 02110-1301, USA.                                              --
  25 --                                                                          --
  26 -- As a special exception,  if other files  instantiate  generics from this --
  27 -- unit, or you link  this unit with other files  to produce an executable, --
  28 -- this  unit  does not  by itself cause  the resulting  executable  to  be --
  29 -- covered  by the  GNU  General  Public  License.  This exception does not --
  30 -- however invalidate  any other reasons why  the executable file  might be --
  31 -- covered by the  GNU Public License.                                      --
  32 --                                                                          --
  33 -- GNAT was originally developed  by the GNAT team at  New York University. --
  34 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  35 --                                                                          --
  36 ------------------------------------------------------------------------------
  37
  38 --  Note: this is a dummy implementation which does not support distribution.
  39 --  The GLADE distribution package includes a replacement for this file which
  40 --  has a different private
  41
  42 with Ada.Streams;
  43
  44 package System.RPC is
  45
  46    type Partition_ID is range 0 .. 63;
  47    --  This type must not be modified without checking the code in
  48    --  a-except.adb, since it expects a Partition_ID whose string
  49    --  representation fits on two characters.
  50
  51    Communication_Error : exception;
  52
  53    type Params_Stream_Type
  54      (Initial_Size : Ada.Streams.Stream_Element_Count) is new
  55        Ada.Streams.Root_Stream_Type with private;
  56
  57    procedure Read
  58      (Stream : in out Params_Stream_Type;
  59       Item   : out Ada.Streams.Stream_Element_Array;
  60       Last   : out Ada.Streams.Stream_Element_Offset);
  61
  62    procedure Write
  63      (Stream : in out Params_Stream_Type;
  64       Item   : in Ada.Streams.Stream_Element_Array);
  65
  66    --  Synchronous call
  67
  68    procedure Do_RPC
  69      (Partition  : in Partition_ID;
  70       Params     : access Params_Stream_Type;
  71       Result     : access Params_Stream_Type);
  72
  73    --  Asynchronous call
  74
  75    procedure Do_APC
  76      (Partition  : in Partition_ID;
  77       Params     : access Params_Stream_Type);
  78
  79    --  The handler for incoming RPCs.
  80
  81    type RPC_Receiver is
  82      access procedure
  83        (Params     : access Params_Stream_Type;
  84         Result     : access Params_Stream_Type);
  85
  86    procedure Establish_RPC_Receiver (
  87       Partition : in Partition_ID;
  88       Receiver  : in RPC_Receiver);
  89
  90 private
  91
  92    type Params_Stream_Type
  93      (Initial_Size : Ada.Streams.Stream_Element_Count) is new
  94        Ada.Streams.Root_Stream_Type with null record;
  95
  96 end System.RPC;