mirror of
https://github.com/RetroDECK/Supermodel.git
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125 lines
3.6 KiB
C
125 lines
3.6 KiB
C
/**
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** Supermodel
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** A Sega Model 3 Arcade Emulator.
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** Copyright 2011-2012 Bart Trzynadlowski, Nik Henson
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**
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** This file is part of Supermodel.
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**
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** Supermodel is free software: you can redistribute it and/or modify it under
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** the terms of the GNU General Public License as published by the Free
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** Software Foundation, either version 3 of the License, or (at your option)
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** any later version.
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**
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** Supermodel is distributed in the hope that it will be useful, but WITHOUT
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** ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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** FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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** more details.
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**
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** You should have received a copy of the GNU General Public License along
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** with Supermodel. If not, see <http://www.gnu.org/licenses/>.
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**/
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/*
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* Supermodel.h
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*
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* Program-wide header file.
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*/
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#ifndef INCLUDED_SUPERMODEL_H
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#define INCLUDED_SUPERMODEL_H
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// Used throughout Supermodel
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#include <cstdio>
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#include <cstdlib>
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#include <cstring>
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/******************************************************************************
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Program-Wide Definitions
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******************************************************************************/
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#include "Version.h"
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/******************************************************************************
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OS-Dependent (OSD) Items
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Everything here must be provided by the OSD layer. The following include files
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must be located in the OSD directories for each port:
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Types.h Defines fundamental data types.
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OSDConfig.h COSDConfig class (OSD-specific configuration settings).
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******************************************************************************/
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// stricmp() is non-standard, apparently...
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#ifdef _MSC_VER // MS VisualC++
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#define stricmp _stricmp
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#else // assume GCC
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#define stricmp strcasecmp
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#endif
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// 32-bit rotate left
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#ifdef _MSC_VER // MS VisualC++ - use VS intrinsic function _rotl
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#define rotl(val, shift) val = _rotl(val, shift)
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#else // Otherwise assume GCC which should optimise following to asm
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#define rotl(val, shift) val = (val>>shift)|(val<<(32-shift))
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#endif
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/*
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* Fundamental Data Types:
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*
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* UINT64 Unsigned 64-bit integer.
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* INT64 Signed 64-bit integer.
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* UINT32 Unsigned 32-bit integer.
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* INT32 Signed 32-bit integer.
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* UINT16 Unsigned 16-bit integer.
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* INT16 Signed 16-bit integer.
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* UINT8 Unsigned 8-bit integer.
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* INT8 Signed 8-bit integer.
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* FLOAT32 Single-precision, 32-bit floating point number.
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* FLOAT64 Double-precision, 64-bit floating point number.
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*
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* Boolean Values:
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*
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* OKAY 0
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* FAIL 1
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*
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* Types.h is used within C++ and C modules, so it must NOT include any C++-
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* specific stuff. Some modules may choose to include it directly rather than
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* use Supermodel.h, so it must exist.
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*/
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#include "Types.h" // located in OSD/<port>/ directory
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// Error logging interface
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#include "OSD/Logger.h"
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/******************************************************************************
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Helpful Macros and Inlines
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******************************************************************************/
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/*
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* FLIPENDIAN16(data):
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* FLIPENDIAN32(data):
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*
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* Flips the endianness of the data (reverses bytes).
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*
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* Parameters:
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* data Word or half-word to flip.
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*
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* Returns:
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* Flipped word.
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*/
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static inline UINT16 FLIPENDIAN16(UINT16 d)
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{
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return ((d>>8) | (d<<8));
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}
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static inline UINT32 FLIPENDIAN32(UINT32 d)
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{
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return ((d>>24) | ((d<<8)&0x00FF0000) | ((d>>8)&0x0000FF00) | (d<<24));
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}
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#endif // INCLUDED_SUPERMODEL_H
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