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42 lines
1.5 KiB
42 lines
1.5 KiB
/* |
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* qrencode - QR Code encoder |
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* |
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* Reed solomon encoder. This code is taken from Phil Karn's libfec then |
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* editted and packed into a pair of .c and .h files. |
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* |
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* Copyright (C) 2002, 2003, 2004, 2006 Phil Karn, KA9Q |
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* (libfec is released under the GNU Lesser General Public License.) |
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* |
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* Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi <fukuchi@megaui.net> |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with this library; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#ifndef __RSCODE_H__ |
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#define __RSCODE_H__ |
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/* |
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* General purpose RS codec, 8-bit symbols. |
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*/ |
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typedef struct _RS RS; |
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/* WARNING: Thread unsafe!!! */ |
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extern RS *init_rs(int symsize, int gfpoly, int fcr, int prim, int nroots, int pad); |
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extern void encode_rs_char(RS *rs, const unsigned char *data, unsigned char *parity); |
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extern void free_rs_char(RS *rs); |
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extern void free_rs_cache(void); |
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#endif /* __RSCODE_H__ */
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