1 /* lzo1x_1o.c -- LZO1X-1(15) compression
2 
3    This file is part of the LZO real-time data compression library.
4 
5    Copyright (C) 1996-2014 Markus Franz Xaver Johannes Oberhumer
6    All Rights Reserved.
7 
8    The LZO library is free software; you can redistribute it and/or
9    modify it under the terms of the GNU General Public License as
10    published by the Free Software Foundation; either version 2 of
11    the License, or (at your option) any later version.
12 
13    The LZO library is distributed in the hope that it will be useful,
14    but WITHOUT ANY WARRANTY; without even the implied warranty of
15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16    GNU General Public License for more details.
17 
18    You should have received a copy of the GNU General Public License
19    along with the LZO library; see the file COPYING.
20    If not, write to the Free Software Foundation, Inc.,
21    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
22 
23    Markus F.X.J. Oberhumer
24    <markus@oberhumer.com>
25    http://www.oberhumer.com/opensource/lzo/
26  */
27 
28 
29 #include "lzo_conf.h"
30 #if 1 && defined(UA_GET_LE32)
31 #undef  LZO_DICT_USE_PTR
32 #define LZO_DICT_USE_PTR 0
33 #undef  lzo_dict_t
34 #define lzo_dict_t lzo_uint16_t
35 #define D_BITS 13
36 #endif
37 
38 #define LZO_NEED_DICT_H 1
39 #ifndef D_BITS
40 #define D_BITS          15
41 #endif
42 #define D_INDEX1(d,p)       d = DM(DMUL(0x21,DX3(p,5,5,6)) >> 5)
43 #define D_INDEX2(d,p)       d = (d & (D_MASK & 0x7ff)) ^ (D_HIGH | 0x1f)
44 #if 1
45 #define DINDEX(dv,p)        DM(((DMUL(0x1824429d,dv)) >> (32-D_BITS)))
46 #else
47 #define DINDEX(dv,p)        DM((dv) + ((dv) >> (32-D_BITS)))
48 #endif
49 #include "config1x.h"
50 #define LZO_DETERMINISTIC !(LZO_DICT_USE_PTR)
51 
52 #ifndef DO_COMPRESS
53 #define DO_COMPRESS     lzo1x_1_15_compress
54 #endif
55 
56 #include "lzo1x_c.ch"
57