GNU Radio 3.5.3.1 C++ API
rs.h
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1 #include <gr_core_api.h>
2 /* User include file for the Reed-Solomon codec
3  * Copyright 2002, Phil Karn KA9Q
4  * May be used under the terms of the GNU General Public License (GPL)
5  */
6 
7 /* General purpose RS codec, 8-bit symbols */
8 GR_CORE_API void encode_rs_char(void *rs,unsigned char *data,unsigned char *parity);
9 GR_CORE_API int decode_rs_char(void *rs,unsigned char *data,int *eras_pos,
10  int no_eras);
11 GR_CORE_API void *init_rs_char(unsigned int symsize,unsigned int gfpoly,
12  unsigned int fcr,unsigned int prim,unsigned int nroots);
13 GR_CORE_API void free_rs_char(void *rs);
14 
15 /* General purpose RS codec, integer symbols */
16 GR_CORE_API void encode_rs_int(void *rs,int *data,int *parity);
17 GR_CORE_API int decode_rs_int(void *rs,int *data,int *eras_pos,int no_eras);
18 GR_CORE_API void *init_rs_int(unsigned int symsize,unsigned int gfpoly,unsigned int fcr,
19  unsigned int prim,unsigned int nroots);
20 GR_CORE_API void free_rs_int(void *rs);
21 
22 /* CCSDS standard (255,223) RS codec with conventional (*not* dual-basis)
23  * symbol representation
24  */
25 GR_CORE_API void encode_rs_8(unsigned char *data,unsigned char *parity);
26 GR_CORE_API int decode_rs_8(unsigned char *data,int *eras_pos,int no_eras);
27 
28 /* Tables to map from conventional->dual (Taltab) and
29  * dual->conventional (Tal1tab) bases
30  */
31 extern unsigned char Taltab[],Tal1tab[];