## XiaoSK / OprtCtrlC++GPL-3.0

rscode.h 1.43 KB
XiaoSK 提交于 2014-10-17 01:38 . 实现二维码，线程合二为一
/*
* qrencode - QR Code encoder
*
* Reed solomon encoder. This code is taken from Phil Karn's libfec then
* editted and packed into a pair of .c and .h files.
*
* Copyright (C) 2002, 2003, 2004, 2006 Phil Karn, KA9Q
* (libfec is released under the GNU Lesser General Public License.)
*
* Copyright (C) 2006-2011 Kentaro Fukuchi <kentaro@fukuchi.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* version 2.1 of the License, or any later version.
*
* This 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/

#ifndef __RSCODE_H__
#define __RSCODE_H__

/*
* General purpose RS codec, 8-bit symbols.
*/

typedef struct _RS RS;

extern RS *init_rs(int symsize, int gfpoly, int fcr, int prim, int nroots, int pad);
extern void encode_rs_char(RS *rs, const unsigned char *data, unsigned char *parity);
extern void free_rs_char(RS *rs);
extern void free_rs_cache(void);

#endif /* __RSCODE_H__ */