| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame] | 1 | /* |
| 2 | * qrencode - QR Code encoder |
| 3 | * |
| 4 | * Reed solomon encoder. This code is taken from Phil Karn's libfec then |
| 5 | * editted and packed into a pair of .c and .h files. |
| 6 | * |
| 7 | * Copyright (C) 2002, 2003, 2004, 2006 Phil Karn, KA9Q |
| 8 | * (libfec is released under the GNU Lesser General Public License.) |
| 9 | * |
| 10 | * Copyright (C) 2006-2011 Kentaro Fukuchi <kentaro@fukuchi.org> |
| 11 | * |
| 12 | * This library is free software; you can redistribute it and/or |
| 13 | * modify it under the terms of the GNU Lesser General Public |
| 14 | * License as published by the Free Software Foundation; either |
| 15 | * version 2.1 of the License, or any later version. |
| 16 | * |
| 17 | * This library is distributed in the hope that it will be useful, |
| 18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 20 | * Lesser General Public License for more details. |
| 21 | * |
| 22 | * You should have received a copy of the GNU Lesser General Public |
| 23 | * License along with this library; if not, write to the Free Software |
| 24 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 25 | */ |
| 26 | |
| 27 | #ifndef __RSCODE_H__ |
| 28 | #define __RSCODE_H__ |
| 29 | |
| 30 | /* |
| 31 | * General purpose RS codec, 8-bit symbols. |
| 32 | */ |
| 33 | |
| 34 | typedef struct _RS RS; |
| 35 | |
| 36 | extern RS *init_rs(int symsize, int gfpoly, int fcr, int prim, int nroots, int pad); |
| 37 | extern void encode_rs_char(RS *rs, const unsigned char *data, unsigned char *parity); |
| 38 | extern void free_rs_char(RS *rs); |
| 39 | extern void free_rs_cache(void); |
| 40 | |
| 41 | #endif /* __RSCODE_H__ */ |