1 files changed, 130 insertions, 0 deletions
diff --git a/lzo/src/lzo1a_99.c b/lzo/src/lzo1a_99.c
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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) 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
+#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
+*/