rs.h

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#include <gnuradio/fec/api.h>
/* User include file for the Reed-Solomon codec
 * Copyright 2002, Phil Karn KA9Q
 * May be used under the terms of the GNU General Public License (GPL)
 */

/* General purpose RS codec, 8-bit symbols */
FEC_API void encode_rs_char(void *rs,unsigned char *data,unsigned char *parity);
FEC_API int decode_rs_char(void *rs,unsigned char *data,int *eras_pos, int no_eras);
FEC_API void *init_rs_char(unsigned int symsize,unsigned int gfpoly,
                           unsigned int fcr,unsigned int prim,unsigned int nroots);
FEC_API void free_rs_char(void *rs);

/* General purpose RS codec, integer symbols */
FEC_API void encode_rs_int(void *rs,int *data,int *parity);
FEC_API int decode_rs_int(void *rs,int *data,int *eras_pos,int no_eras);
FEC_API void *init_rs_int(unsigned int symsize,unsigned int gfpoly,unsigned int fcr,
                          unsigned int prim,unsigned int nroots);
FEC_API void free_rs_int(void *rs);

/* CCSDS standard (255,223) RS codec with conventional (*not* dual-basis)
 * symbol representation
 */
FEC_API void encode_rs_8(unsigned char *data,unsigned char *parity);
FEC_API int decode_rs_8(unsigned char *data,int *eras_pos,int no_eras);

/* Tables to map from conventional->dual (Taltab) and
 * dual->conventional (Tal1tab) bases
 */
extern unsigned char Taltab[],Tal1tab[];