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diff --git a/app/lzo/src/lzo1x_d3.c b/app/lzo/src/lzo1x_d3.c
new file mode 100644
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+++ b/app/lzo/src/lzo1x_d3.c
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+/* lzo1x_d3.c -- LZO1X decompression with preset dictionary
+
+   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/
+ */
+
+
+#include "config1x.h"
+
+#define LZO_TEST_OVERRUN 1
+
+
+#define SLOW_MEMCPY(a,b,l)      { do *a++ = *b++; while (--l > 0); }
+#define FAST_MEMCPY(a,b,l)      { lzo_memcpy(a,b,l); a += l; }
+
+#if 1 && defined(FAST_MEMCPY)
+#  define DICT_MEMMOVE(op,m_pos,m_len,m_off) \
+        if (m_off >= (m_len)) \
+            FAST_MEMCPY(op,m_pos,m_len) \
+        else \
+            SLOW_MEMCPY(op,m_pos,m_len)
+#else
+#  define DICT_MEMMOVE(op,m_pos,m_len,m_off) \
+        SLOW_MEMCPY(op,m_pos,m_len)
+#endif
+
+#if !defined(FAST_MEMCPY)
+#  define FAST_MEMCPY   SLOW_MEMCPY
+#endif
+
+
+#define COPY_DICT_DICT(m_len,m_off) \
+    { \
+        register const lzo_bytep m_pos; \
+        m_off -= pd(op, out); assert(m_off > 0); \
+        if (m_off > dict_len) goto lookbehind_overrun; \
+        m_pos = dict_end - m_off; \
+        if (m_len > m_off) \
+        { \
+            m_len -= m_off; \
+            FAST_MEMCPY(op,m_pos,m_off) \
+            m_pos = out; \
+            SLOW_MEMCPY(op,m_pos,m_len) \
+        } \
+        else \
+            FAST_MEMCPY(op,m_pos,m_len) \
+    }
+
+#define COPY_DICT(m_len,m_off) \
+    assert(m_len >= 2); assert(m_off > 0); assert(op > out); \
+    if (m_off <= pd(op, out)) \
+    { \
+        register const lzo_bytep m_pos = op - m_off; \
+        DICT_MEMMOVE(op,m_pos,m_len,m_off) \
+    } \
+    else \
+        COPY_DICT_DICT(m_len,m_off)
+
+
+
+
+LZO_PUBLIC(int)
+lzo1x_decompress_dict_safe ( const lzo_bytep in,  lzo_uint  in_len,
+                                   lzo_bytep out, lzo_uintp out_len,
+                                   lzo_voidp wrkmem /* NOT USED */,
+                             const lzo_bytep dict, lzo_uint dict_len)
+
+
+#include "lzo1x_d.ch"
+
+
+/*
+vi:ts=4:et
+*/
+