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- ------------------------------------------------------------------------------
- -- --
- -- GNAT COMPILER COMPONENTS --
- -- --
- -- S Y S T E M . A D D R E S S _ I M A G E --
- -- --
- -- B o d y --
- -- --
- -- $Revision: 1.4 $ --
- -- --
- -- Copyright (c) 1992,1993,1994 NYU, All Rights Reserved --
- -- --
- -- The GNAT library is free software; you can redistribute it and/or modify --
- -- it under terms of the GNU Library General Public License as published by --
- -- the Free Software Foundation; either version 2, or (at your option) any --
- -- later version. The GNAT library is distributed in the hope that it will --
- -- be useful, but WITHOUT ANY WARRANTY; without even the implied warranty --
- -- of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU --
- -- Library General Public License for more details. You should have --
- -- received a copy of the GNU Library General Public License along with --
- -- the GNAT library; see the file COPYING.LIB. If not, write to the Free --
- -- Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. --
- -- --
- ------------------------------------------------------------------------------
-
- with Unchecked_Conversion;
-
- function System.Address_Image (A : Address) return String is
-
- Result : String (1 .. 2 * Address'Size / Storage_Unit);
-
- type Byte is mod 2 ** 8;
- for Byte'Size use 8;
-
- Hexdigs :
- constant array (Byte range 0 .. 15) of Character := "0123456789ABCDEF";
-
- type Bytes is array (1 .. Address'Size / Storage_Unit) of Byte;
- for Bytes'Size use Address'Size;
-
- function To_Bytes is new Unchecked_Conversion (Address, Bytes);
-
- Byte_Sequence : constant Bytes := To_Bytes (A);
-
- begin
- for N in Bytes'Range loop
- Result (2 * N - 1) := Hexdigs (Byte_Sequence (N) / 16);
- Result (2 * N) := Hexdigs (Byte_Sequence (N) mod 16);
- end loop;
-
- return Result;
-
- end System.Address_Image;
-