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+/* lzo1a_99.c -- implementation of the LZO1A-99 algorithm
+
+ 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/
+ */
+
+
+
+#define COMPRESS_ID 99
+
+#define DDBITS 3
+#define CLEVEL 9
+
+
+/***********************************************************************
+//
+************************************************************************/
+
+#define LZO_NEED_DICT_H 1
+#include "config1a.h"
+
+
+/***********************************************************************
+// compression internal entry point.
+************************************************************************/
+
+static int
+_lzo1a_do_compress ( const lzo_bytep in, lzo_uint in_len,
+ lzo_bytep out, lzo_uintp out_len,
+ lzo_voidp wrkmem,
+ lzo_compress_t func )
+{
+ int r;
+
+ /* don't try to compress a block that's too short */
+ if (in_len == 0)
+ {
+ *out_len = 0;
+ r = LZO_E_OK;
+ }
+ else if (in_len <= MIN_LOOKAHEAD + 1)
+ {
+#if defined(LZO_RETURN_IF_NOT_COMPRESSIBLE)
+ *out_len = 0;
+ r = LZO_E_NOT_COMPRESSIBLE;
+#else
+ *out_len = pd(STORE_RUN(out,in,in_len), out);
+ r = (*out_len > in_len) ? LZO_E_OK : LZO_E_ERROR;
+#endif
+ }
+ else
+ r = func(in,in_len,out,out_len,wrkmem);
+
+ return r;
+}
+
+
+/***********************************************************************
+//
+************************************************************************/
+
+#if !defined(COMPRESS_ID)
+#define COMPRESS_ID _LZO_ECONCAT2(DD_BITS,CLEVEL)
+#endif
+
+
+#define LZO_CODE_MATCH_INCLUDE_FILE "lzo1a_cm.ch"
+#include "lzo1b_c.ch"
+
+
+/***********************************************************************
+//
+************************************************************************/
+
+#define LZO_COMPRESS \
+ LZO_CPP_ECONCAT3(lzo1a_,COMPRESS_ID,_compress)
+
+#define LZO_COMPRESS_FUNC \
+ LZO_CPP_ECONCAT3(_lzo1a_,COMPRESS_ID,_compress_func)
+
+
+/***********************************************************************
+//
+************************************************************************/
+
+LZO_PUBLIC(int)
+LZO_COMPRESS ( const lzo_bytep in, lzo_uint in_len,
+ lzo_bytep out, lzo_uintp out_len,
+ lzo_voidp wrkmem )
+{
+ return _lzo1a_do_compress(in,in_len,out,out_len,wrkmem,do_compress);
+}
+
+
+/*
+vi:ts=4:et
+*/