scummvm/engines/sci/util.h
md5 51437ba5e6 SCI: Fixed path finding in Amiga SCI1 games
Added wrapper functions to read/write from dynmem segments, as these are
treated as BE in Amiga versions (as we treat them like raw data instead
of reg_t's), whereas the rest are LE. Thanks to waltervn and wjp for their
help on this
2011-03-03 19:34:11 +02:00

52 lines
1.7 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program 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; either version 2
* of the License, or (at your option) any later version.
* This program 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 General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#ifndef SCI_UTIL_H
#define SCI_UTIL_H
#include "common/scummsys.h"
namespace Sci {
// Wrappers for reading/writing integer values for SCI1 Amiga.
// Amiga versions store big endian data in dynmem blocks, as
// the game resources are in LE, but the actual system is BE.
uint16 READ_SCI1ENDIAN_UINT16(const void *ptr);
void WRITE_SCI1ENDIAN_UINT16(void *ptr, uint16 val);
// Wrappers for reading integer values for SCI1.1+.
// Mac versions have big endian data for some fields.
uint16 READ_SCI11ENDIAN_UINT16(const void *ptr);
uint32 READ_SCI11ENDIAN_UINT32(const void *ptr);
void WRITE_SCI11ENDIAN_UINT16(void *ptr, uint16 val);
// Wrappers for reading integer values in resources that are
// LE in SCI1.1 Mac, but BE in SCI32 Mac
uint16 READ_SCI32ENDIAN_UINT16(const void *ptr);
} // End of namespace Sci
#endif