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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) 1992-2006, 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 ------------------------------------------------------------------------------
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
42 with Ada.Streams;
44 package System.RPC is
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.
51 Communication_Error : exception;
53 type Params_Stream_Type
54 (Initial_Size : Ada.Streams.Stream_Element_Count) is new
55 Ada.Streams.Root_Stream_Type with private;
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);
62 procedure Write
63 (Stream : in out Params_Stream_Type;
64 Item : Ada.Streams.Stream_Element_Array);
66 -- Synchronous call
68 procedure Do_RPC
69 (Partition : Partition_ID;
70 Params : access Params_Stream_Type;
71 Result : access Params_Stream_Type);
73 -- Asynchronous call
75 procedure Do_APC
76 (Partition : Partition_ID;
77 Params : access Params_Stream_Type);
79 -- The handler for incoming RPCs
81 type RPC_Receiver is
82 access procedure
83 (Params : access Params_Stream_Type;
84 Result : access Params_Stream_Type);
86 procedure Establish_RPC_Receiver (
87 Partition : Partition_ID;
88 Receiver : RPC_Receiver);
90 private
92 type Params_Stream_Type
93 (Initial_Size : Ada.Streams.Stream_Element_Count) is new
94 Ada.Streams.Root_Stream_Type with null record;
96 end System.RPC;