ndk-busybox/archival/lzo1x_1.c

36 lines
1.3 KiB
C

/* LZO1X-1 compression
This file is part of the LZO real-time data compression library.
Copyright (C) 1996..2008 Markus Franz Xaver Johannes Oberhumer
All Rights Reserved.
Markus F.X.J. Oberhumer <markus@oberhumer.com>
http://www.oberhumer.com/opensource/lzo/
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.
*/
#include "libbb.h"
#include "liblzo.h"
#define D_BITS 14
#define D_INDEX1(d,p) d = DM(DMUL(0x21,DX3(p,5,5,6)) >> 5)
#define D_INDEX2(d,p) d = (d & (D_MASK & 0x7ff)) ^ (D_HIGH | 0x1f)
#define DO_COMPRESS lzo1x_1_compress
#include "lzo1x_c.c"