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Update Zint

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Rodrigo Torres
2022-01-26 09:16:57 -03:00
parent fdf7807cfb
commit 6822ade01b
621 changed files with 303830 additions and 67843 deletions
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71
3rdparty/zint-2.10.0/backend/reedsol.h vendored Normal file
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/*
This is a simple Reed-Solomon encoder
(C) Cliff Hones 2004
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
3. Neither the name of the project nor the names of its contributors
may be used to endorse or promote products derived from this software
without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
*/
/* vim: set ts=4 sw=4 et : */
#ifndef __REEDSOL_H
#define __REEDSOL_H
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
typedef struct {
const unsigned char *logt; /* These are static */
const unsigned char *alog;
unsigned char rspoly[256];
int nsym;
} rs_t;
typedef struct {
unsigned int *logt; /* These are malloced */
unsigned int *alog;
unsigned short rspoly[4096]; /* 12-bit max - needs to be enlarged if > 12-bit used */
int nsym;
} rs_uint_t;
INTERNAL void rs_init_gf(rs_t *rs, const unsigned int prime_poly);
INTERNAL void rs_init_code(rs_t *rs, const int nsym, int index);
INTERNAL void rs_encode(const rs_t *rs, const int datalen, const unsigned char *data, unsigned char *res);
INTERNAL void rs_encode_uint(const rs_t *rs, const int datalen, const unsigned int *data, unsigned int *res);
/* No free needed as log tables static */
INTERNAL int rs_uint_init_gf(rs_uint_t *rs_uint, const unsigned int prime_poly, const int logmod);
INTERNAL void rs_uint_init_code(rs_uint_t *rs_uint, const int nsym, int index);
INTERNAL void rs_uint_encode(const rs_uint_t *rs_uint, const int datalen, const unsigned int *data,
unsigned int *res);
INTERNAL void rs_uint_free(rs_uint_t *rs_uint);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __REEDSOL_H */