mirror of
https://github.com/libretro/scummvm.git
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112 lines
4.3 KiB
C++
112 lines
4.3 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*
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*/
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/* minilzo.c -- mini subset of the LZO real-time data compression library
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This file is part of the LZO real-time data compression library.
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Copyright (C) 2011 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2010 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2009 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2008 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2007 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2006 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2005 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2004 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2003 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2002 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2001 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2000 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 1999 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 1998 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 1997 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 1996 Markus Franz Xaver Johannes Oberhumer
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All Rights Reserved.
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The LZO library is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of
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the License, or (at your option) any later version.
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The LZO library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with the LZO library; see the file COPYING.
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If not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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Markus F.X.J. Oberhumer
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<markus@oberhumer.com>
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http://www.oberhumer.com/opensource/lzo/
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*/
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#ifndef TONY_MPAL_LZO_H
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#define TONY_MPAL_LZO_H
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#include "common/scummsys.h"
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namespace Tony {
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namespace MPAL {
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/* Error codes for the compression/decompression functions. Negative
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* values are errors, positive values will be used for special but
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* normal events.
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*/
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#define LZO_E_OK 0
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#define LZO_E_ERROR (-1)
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#define LZO_E_OUT_OF_MEMORY (-2) /* [lzo_alloc_func_t failure] */
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#define LZO_E_NOT_COMPRESSIBLE (-3) /* [not used right now] */
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#define LZO_E_INPUT_OVERRUN (-4)
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#define LZO_E_OUTPUT_OVERRUN (-5)
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#define LZO_E_LOOKBEHIND_OVERRUN (-6)
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#define LZO_E_EOF_NOT_FOUND (-7)
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#define LZO_E_INPUT_NOT_CONSUMED (-8)
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#define LZO_E_NOT_YET_IMPLEMENTED (-9) /* [not used right now] */
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#define LZO_E_INVALID_ARGUMENT (-10)
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#define LZO1X_999_MEM_COMPRESS ((uint32) (14 * 16384L * sizeof(uint16)))
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/**
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* Decompresses an LZO compressed resource
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*/
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int lzo1x_decompress(const byte *src, uint32 src_len, byte *dst, uint32 *dst_len);
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/**
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* Comrpess a data block into an LZO stream
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*/
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int lzo1x_1_compress(const byte *src, uint32 src_len, byte *dst, uint32 *dst_len, void *wrkmem);
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/**
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* better compression ratio at the cost of more memory and time
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*/
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int lzo1x_999_compress(const byte *src, uint32 src_len, byte *dst, uint32 *dst_len, void *wrkmem);
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} // end of namespace MPAL
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} // end of namespace Tony
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#endif /* already included */
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