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Diffstat (limited to 'engines/tony/mpal/lzo.h')
| -rw-r--r-- | engines/tony/mpal/lzo.h | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/engines/tony/mpal/lzo.h b/engines/tony/mpal/lzo.h new file mode 100644 index 0000000000..ebb1c4b516 --- /dev/null +++ b/engines/tony/mpal/lzo.h @@ -0,0 +1,111 @@ +/* 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. + * + * + */ +/* minilzo.c -- mini subset of the LZO real-time data compression library + + This file is part of the LZO real-time data compression library. + + Copyright (C) 2011 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2010 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2009 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2008 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2007 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2006 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2005 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2004 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2003 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2002 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2001 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2000 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 1999 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 1998 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 1997 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 1996 Markus Franz Xaver Johannes Oberhumer + All Rights Reserved. + + The LZO library 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. + + The LZO library 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 the LZO library; see the file COPYING. + If not, write to the Free Software Foundation, Inc., + 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + + Markus F.X.J. Oberhumer + <markus@oberhumer.com> + http://www.oberhumer.com/opensource/lzo/ + */ + +#ifndef TONY_MPAL_LZO_H +#define TONY_MPAL_LZO_H + +#include "common/scummsys.h" + +namespace Tony { + +namespace MPAL { + +/* Error codes for the compression/decompression functions. Negative + * values are errors, positive values will be used for special but + * normal events. + */ +#define LZO_E_OK 0 +#define LZO_E_ERROR (-1) +#define LZO_E_OUT_OF_MEMORY (-2) /* [lzo_alloc_func_t failure] */ +#define LZO_E_NOT_COMPRESSIBLE (-3) /* [not used right now] */ +#define LZO_E_INPUT_OVERRUN (-4) +#define LZO_E_OUTPUT_OVERRUN (-5) +#define LZO_E_LOOKBEHIND_OVERRUN (-6) +#define LZO_E_EOF_NOT_FOUND (-7) +#define LZO_E_INPUT_NOT_CONSUMED (-8) +#define LZO_E_NOT_YET_IMPLEMENTED (-9) /* [not used right now] */ +#define LZO_E_INVALID_ARGUMENT (-10) + +#define LZO1X_999_MEM_COMPRESS ((uint32) (14 * 16384L * sizeof(uint16))) + +/** + * Decompresses an LZO compressed resource + */ +int lzo1x_decompress(const byte *src, uint32 src_len, byte *dst, uint32 *dst_len); + +/** + * Comrpess a data block into an LZO stream + */ +int lzo1x_1_compress(const byte *src, uint32 src_len, byte *dst, uint32 *dst_len, void *wrkmem); + +/** + * better compression ratio at the cost of more memory and time + */ +int lzo1x_999_compress(const byte *src, uint32 src_len, byte *dst, uint32 *dst_len, void *wrkmem); + +} // end of namespace MPAL + +} // end of namespace Tony + +#endif /* already included */ |