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 --                                                                          --
  10 --          Copyright (C) 1992-1998 Free Software Foundation, Inc.          --
  11 --                                                                          --
  12 -- This specification is derived from the Ada Reference Manual for use with --
  13 -- GNAT. The copyright notice above, and the license provisions that follow --
  14 -- apply solely to the  contents of the part following the private keyword. --
  15 --                                                                          --
  16 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  17 -- terms of the  GNU General Public License as published  by the Free Soft- --
  18 -- ware  Foundation;  either version 2,  or (at your option) any later ver- --
  19 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  20 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  21 -- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
  22 -- for  more details.  You should have  received  a copy of the GNU General --
  23 -- Public License  distributed with GNAT;  see file COPYING.  If not, write --
  24 -- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --
  25 -- MA 02111-1307, USA.                                                      --
  26 --                                                                          --
  27 -- As a special exception,  if other files  instantiate  generics from this --
  28 -- unit, or you link  this unit with other files  to produce an executable, --
  29 -- this  unit  does not  by itself cause  the resulting  executable  to  be --
  30 -- covered  by the  GNU  General  Public  License.  This exception does not --
  31 -- however invalidate  any other reasons why  the executable file  might be --
  32 -- covered by the  GNU Public License.                                      --
  33 --                                                                          --
  34 -- GNAT was originally developed  by the GNAT team at  New York University. --
  35 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  36 --                                                                          --
  37 ------------------------------------------------------------------------------
  38
  39 --  Note: this is a dummy implementation which does not support distribution.
  40 --  The GLADE distribution package includes a replacement for this file which
  41 --  has a different private
  42
  43 with Ada.Streams;
  44
  45 package System.RPC is
  46
  47    type Partition_ID is range 0 .. 63;
  48    --  This type must not be modified without checking the code in
  49    --  a-except.adb, since it expects a Partition_ID whose string
  50    --  representation fits on two characters.
  51
  52    Communication_Error : exception;
  53
  54    type Params_Stream_Type
  55      (Initial_Size : Ada.Streams.Stream_Element_Count) is new
  56        Ada.Streams.Root_Stream_Type with private;
  57
  58    procedure Read
  59      (Stream : in out Params_Stream_Type;
  60       Item   : out Ada.Streams.Stream_Element_Array;
  61       Last   : out Ada.Streams.Stream_Element_Offset);
  62
  63    procedure Write
  64      (Stream : in out Params_Stream_Type;
  65       Item   : in Ada.Streams.Stream_Element_Array);
  66
  67    --  Synchronous call
  68
  69    procedure Do_RPC
  70      (Partition  : in Partition_ID;
  71       Params     : access Params_Stream_Type;
  72       Result     : access Params_Stream_Type);
  73
  74    --  Asynchronous call
  75
  76    procedure Do_APC
  77      (Partition  : in Partition_ID;
  78       Params     : access Params_Stream_Type);
  79
  80    --  The handler for incoming RPCs.
  81
  82    type RPC_Receiver is
  83      access procedure
  84        (Params     : access Params_Stream_Type;
  85         Result     : access Params_Stream_Type);
  86
  87    procedure Establish_RPC_Receiver (
  88       Partition : in Partition_ID;
  89       Receiver  : in RPC_Receiver);
  90
  91 private
  92
  93    type Params_Stream_Type
  94      (Initial_Size : Ada.Streams.Stream_Element_Count) is new
  95        Ada.Streams.Root_Stream_Type with null record;
  96
  97 end System.RPC;