diff options
Diffstat (limited to 'gnuradio-core/src/lib/reed-solomon/rs.h')
| -rw-r--r-- | gnuradio-core/src/lib/reed-solomon/rs.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/gnuradio-core/src/lib/reed-solomon/rs.h b/gnuradio-core/src/lib/reed-solomon/rs.h new file mode 100644 index 000000000..97e78769e --- /dev/null +++ b/gnuradio-core/src/lib/reed-solomon/rs.h @@ -0,0 +1,31 @@ +#include <gr_core_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 */ +GR_CORE_API void encode_rs_char(void *rs,unsigned char *data,unsigned char *parity); +GR_CORE_API int decode_rs_char(void *rs,unsigned char *data,int *eras_pos, + int no_eras); +GR_CORE_API void *init_rs_char(unsigned int symsize,unsigned int gfpoly, + unsigned int fcr,unsigned int prim,unsigned int nroots); +GR_CORE_API void free_rs_char(void *rs); + +/* General purpose RS codec, integer symbols */ +GR_CORE_API void encode_rs_int(void *rs,int *data,int *parity); +GR_CORE_API int decode_rs_int(void *rs,int *data,int *eras_pos,int no_eras); +GR_CORE_API void *init_rs_int(unsigned int symsize,unsigned int gfpoly,unsigned int fcr, + unsigned int prim,unsigned int nroots); +GR_CORE_API void free_rs_int(void *rs); + +/* CCSDS standard (255,223) RS codec with conventional (*not* dual-basis) + * symbol representation + */ +GR_CORE_API void encode_rs_8(unsigned char *data,unsigned char *parity); +GR_CORE_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[]; |