OpenTTD Source: src/core/endian_func.hpp Source File

OpenTTD Source 15.0-beta1

endian_func.hpp
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1/*
2 * This file is part of OpenTTD.
3 * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
4 * OpenTTD 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.
5 * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
6 */
7
10#ifndef ENDIAN_FUNC_HPP
11#define ENDIAN_FUNC_HPP
12
13#include "endian_type.hpp"
14#include "bitmath_func.hpp"
15
16/* Setup alignment and conversion macros */
17#if TTD_ENDIAN == TTD_BIG_ENDIAN
18# define FROM_BE16(x) (x)
19# define FROM_BE32(x) (x)
20# define TO_BE16(x) (x)
21# define TO_BE32(x) (x)
22# define TO_BE32X(x) (x)
23# define FROM_LE16(x) BSWAP16(x)
24# define FROM_LE32(x) BSWAP32(x)
25# define TO_LE16(x) BSWAP16(x)
26# define TO_LE32(x) BSWAP32(x)
27# define TO_LE32X(x) BSWAP32(x)
28#else
29# define FROM_BE16(x) BSWAP16(x)
30# define FROM_BE32(x) BSWAP32(x)
31# define TO_BE16(x) BSWAP16(x)
32# define TO_BE32(x) BSWAP32(x)
33# define TO_BE32X(x) BSWAP32(x)
34# define FROM_LE16(x) (x)
35# define FROM_LE32(x) (x)
36# define TO_LE16(x) (x)
37# define TO_LE32(x) (x)
38# define TO_LE32X(x) (x)
39#endif /* TTD_ENDIAN == TTD_BIG_ENDIAN */
40
41#endif /* ENDIAN_FUNC_HPP */
bitmath_func.hpp
Functions related to bit mathematics.
endian_type.hpp
Definition of various endian-dependant macros.