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+------------------------------------------------------------------------------
+-- --
+-- GNAT COMPILER COMPONENTS --
+-- --
+-- I N T E R F A C E S . C . E X T E N S I O N S --
+-- --
+-- S p e c --
+-- --
+-- $Revision: 1.2 $ --
+-- --
+-- Copyright (C) 1992,1993,1994,1995 Free Software Foundation, Inc. --
+-- --
+-- 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 2, 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. See the GNU General Public License --
+-- for more details. You should have received a copy of the GNU General --
+-- Public License distributed with GNAT; see file COPYING. If not, write --
+-- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
+-- MA 02111-1307, USA. --
+-- --
+-- As a special exception, if other files instantiate generics from this --
+-- unit, or you link this unit with other files to produce an executable, --
+-- this unit does not by itself cause the resulting executable to be --
+-- covered by the GNU General Public License. This exception does not --
+-- however invalidate any other reasons why the executable file might be --
+-- covered by the GNU Public License. --
+-- --
+-- GNAT was originally developed by the GNAT team at New York University. --
+-- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
+-- --
+------------------------------------------------------------------------------
+
+-- This package contains additional C-related definitions, intended for use
+-- with either manually or automatically generated bindings to C libraries.
+
+with System;
+
+package Interfaces.C.Extensions is
+
+ subtype void is System.Address;
+ subtype void_ptr is System.Address;
+
+ subtype opaque_structure_def is System.Address;
+ type opaque_structure_def_ptr is access opaque_structure_def;
+
+ subtype incomplete_class_def is System.Address;
+ type incomplete_class_def_ptr is access incomplete_class_def;
+
+ --
+ -- 64bit integer types
+ --
+
+ subtype long_long is Long_Long_Integer;
+ type unsigned_long_long is mod 2 ** 64;
+
+ --
+ -- Types for bitfields
+ --
+
+ type Unsigned_1 is mod 2 ** 1;
+ for Unsigned_1'Size use 1;
+
+ type Unsigned_2 is mod 2 ** 2;
+ for Unsigned_2'Size use 2;
+
+ type Unsigned_3 is mod 2 ** 3;
+ for Unsigned_3'Size use 3;
+
+ type Unsigned_4 is mod 2 ** 4;
+ for Unsigned_4'Size use 4;
+
+ type Unsigned_5 is mod 2 ** 5;
+ for Unsigned_5'Size use 5;
+
+ type Unsigned_6 is mod 2 ** 6;
+ for Unsigned_6'Size use 6;
+
+ type Unsigned_7 is mod 2 ** 7;
+ for Unsigned_7'Size use 7;
+
+ type Unsigned_8 is mod 2 ** 8;
+ for Unsigned_8'Size use 8;
+
+ type Unsigned_9 is mod 2 ** 9;
+ for Unsigned_9'Size use 9;
+
+ type Unsigned_10 is mod 2 ** 10;
+ for Unsigned_10'Size use 10;
+
+ type Unsigned_11 is mod 2 ** 11;
+ for Unsigned_11'Size use 11;
+
+ type Unsigned_12 is mod 2 ** 12;
+ for Unsigned_12'Size use 12;
+
+ type Unsigned_13 is mod 2 ** 13;
+ for Unsigned_13'Size use 13;
+
+ type Unsigned_14 is mod 2 ** 14;
+ for Unsigned_14'Size use 14;
+
+ type Unsigned_15 is mod 2 ** 15;
+ for Unsigned_15'Size use 15;
+
+ type Unsigned_16 is mod 2 ** 16;
+ for Unsigned_16'Size use 16;
+
+ type Unsigned_17 is mod 2 ** 17;
+ for Unsigned_17'Size use 17;
+
+ type Unsigned_18 is mod 2 ** 18;
+ for Unsigned_18'Size use 18;
+
+ type Unsigned_19 is mod 2 ** 19;
+ for Unsigned_19'Size use 19;
+
+ type Unsigned_20 is mod 2 ** 20;
+ for Unsigned_20'Size use 20;
+
+ type Unsigned_21 is mod 2 ** 21;
+ for Unsigned_21'Size use 21;
+
+ type Unsigned_22 is mod 2 ** 22;
+ for Unsigned_22'Size use 22;
+
+ type Unsigned_23 is mod 2 ** 23;
+ for Unsigned_23'Size use 23;
+
+ type Unsigned_24 is mod 2 ** 24;
+ for Unsigned_24'Size use 24;
+
+ type Unsigned_25 is mod 2 ** 25;
+ for Unsigned_25'Size use 25;
+
+ type Unsigned_26 is mod 2 ** 26;
+ for Unsigned_26'Size use 26;
+
+ type Unsigned_27 is mod 2 ** 27;
+ for Unsigned_27'Size use 27;
+
+ type Unsigned_28 is mod 2 ** 28;
+ for Unsigned_28'Size use 28;
+
+ type Unsigned_29 is mod 2 ** 29;
+ for Unsigned_29'Size use 29;
+
+ type Unsigned_30 is mod 2 ** 30;
+ for Unsigned_30'Size use 30;
+
+ type Unsigned_31 is mod 2 ** 31;
+ for Unsigned_31'Size use 31;
+
+ type Unsigned_32 is mod 2 ** 32;
+ for Unsigned_32'Size use 32;
+
+ type Signed_2 is range -2 ** 1 .. 2 ** 1 - 1;
+ for Signed_2'Size use 2;
+
+ type Signed_3 is range -2 ** 2 .. 2 ** 2 - 1;
+ for Signed_3'Size use 3;
+
+ type Signed_4 is range -2 ** 3 .. 2 ** 3 - 1;
+ for Signed_4'Size use 4;
+
+ type Signed_5 is range -2 ** 4 .. 2 ** 4 - 1;
+ for Signed_5'Size use 5;
+
+ type Signed_6 is range -2 ** 5 .. 2 ** 5 - 1;
+ for Signed_6'Size use 6;
+
+ type Signed_7 is range -2 ** 6 .. 2 ** 6 - 1;
+ for Signed_7'Size use 7;
+
+ type Signed_8 is range -2 ** 7 .. 2 ** 7 - 1;
+ for Signed_8'Size use 8;
+
+ type Signed_9 is range -2 ** 8 .. 2 ** 8 - 1;
+ for Signed_9'Size use 9;
+
+ type Signed_10 is range -2 ** 9 .. 2 ** 9 - 1;
+ for Signed_10'Size use 10;
+
+ type Signed_11 is range -2 ** 10 .. 2 ** 10 - 1;
+ for Signed_11'Size use 11;
+
+ type Signed_12 is range -2 ** 11 .. 2 ** 11 - 1;
+ for Signed_12'Size use 12;
+
+ type Signed_13 is range -2 ** 12 .. 2 ** 12 - 1;
+ for Signed_13'Size use 13;
+
+ type Signed_14 is range -2 ** 13 .. 2 ** 13 - 1;
+ for Signed_14'Size use 14;
+
+ type Signed_15 is range -2 ** 14 .. 2 ** 14 - 1;
+ for Signed_15'Size use 15;
+
+ type Signed_16 is range -2 ** 15 .. 2 ** 15 - 1;
+ for Signed_16'Size use 16;
+
+ type Signed_17 is range -2 ** 16 .. 2 ** 16 - 1;
+ for Signed_17'Size use 17;
+
+ type Signed_18 is range -2 ** 17 .. 2 ** 17 - 1;
+ for Signed_18'Size use 18;
+
+ type Signed_19 is range -2 ** 18 .. 2 ** 18 - 1;
+ for Signed_19'Size use 19;
+
+ type Signed_20 is range -2 ** 19 .. 2 ** 19 - 1;
+ for Signed_20'Size use 20;
+
+ type Signed_21 is range -2 ** 20 .. 2 ** 20 - 1;
+ for Signed_21'Size use 21;
+
+ type Signed_22 is range -2 ** 21 .. 2 ** 21 - 1;
+ for Signed_22'Size use 22;
+
+ type Signed_23 is range -2 ** 22 .. 2 ** 22 - 1;
+ for Signed_23'Size use 23;
+
+ type Signed_24 is range -2 ** 23 .. 2 ** 23 - 1;
+ for Signed_24'Size use 24;
+
+ type Signed_25 is range -2 ** 24 .. 2 ** 24 - 1;
+ for Signed_25'Size use 25;
+
+ type Signed_26 is range -2 ** 25 .. 2 ** 25 - 1;
+ for Signed_26'Size use 26;
+
+ type Signed_27 is range -2 ** 26 .. 2 ** 26 - 1;
+ for Signed_27'Size use 27;
+
+ type Signed_28 is range -2 ** 27 .. 2 ** 27 - 1;
+ for Signed_28'Size use 28;
+
+ type Signed_29 is range -2 ** 28 .. 2 ** 28 - 1;
+ for Signed_29'Size use 29;
+
+ type Signed_30 is range -2 ** 29 .. 2 ** 29 - 1;
+ for Signed_30'Size use 30;
+
+ type Signed_31 is range -2 ** 30 .. 2 ** 30 - 1;
+ for Signed_31'Size use 31;
+
+ type Signed_32 is range -2 ** 31 .. 2 ** 31 - 1;
+ for Signed_32'Size use 32;
+
+
+end Interfaces.C.Extensions;