xref: /aosp_15_r20/external/coreboot/src/lib/gnat/i-c.adb (revision b9411a12aaaa7e1e6a6fb7c5e057f44ee179a49c)
1------------------------------------------------------------------------------
2--                                                                          --
3--                         GNAT COMPILER COMPONENTS                         --
4--                                                                          --
5--                         I N T E R F A C E S . C                          --
6--                                                                          --
7--                                 B o d y                                  --
8--                                                                          --
9--          Copyright (C) 1992-2009, Free Software Foundation, Inc.         --
10--                                                                          --
11-- GNAT is free software;  you can  redistribute it  and/or modify it under --
12-- terms of the  GNU General Public License as published  by the Free Soft- --
13-- ware  Foundation;  either version 3,  or (at your option) any later ver- --
14-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
15-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
16-- or FITNESS FOR A PARTICULAR PURPOSE.                                     --
17--                                                                          --
18-- As a special exception under Section 7 of GPL version 3, you are granted --
19-- additional permissions described in the GCC Runtime Library Exception,   --
20-- version 3.1, as published by the Free Software Foundation.               --
21--                                                                          --
22-- You should have received a copy of the GNU General Public License and    --
23-- a copy of the GCC Runtime Library Exception along with this program;     --
24-- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --
25-- <http://www.gnu.org/licenses/>.                                          --
26--                                                                          --
27-- GNAT was originally developed  by the GNAT team at  New York University. --
28-- Extensive contributions were provided by Ada Core Technologies Inc.      --
29--                                                                          --
30------------------------------------------------------------------------------
31
32package body Interfaces.C is
33
34   -----------------------
35   -- Is_Nul_Terminated --
36   -----------------------
37
38   --  Case of char_array
39
40   function Is_Nul_Terminated (Item : char_array) return Boolean is
41   begin
42      for J in Item'Range loop
43         if Item (J) = nul then
44            return True;
45         end if;
46      end loop;
47
48      return False;
49   end Is_Nul_Terminated;
50
51   ------------
52   -- To_Ada --
53   ------------
54
55   --  Convert char to Character
56
57   function To_Ada (Item : char) return Character is
58   begin
59      return Character'Val (char'Pos (Item));
60   end To_Ada;
61
62   ----------
63   -- To_C --
64   ----------
65
66   --  Convert Character to char
67
68   function To_C (Item : Character) return char is
69   begin
70      return char'Val (Character'Pos (Item));
71   end To_C;
72
73end Interfaces.C;
74