GNU Radio's SATELLITES Package
fec.h
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1 /* User include file for libfec
2  * Copyright 2004, Phil Karn, KA9Q
3  * May be used under the terms of the GNU Lesser General Public License (LGPL)
4  */
5 
6 #ifndef _FEC_H_
7 #define _FEC_H_
8 
9 /* General purpose RS codec, 8-bit symbols */
10 void encode_rs_char(void* rs, unsigned char* data, unsigned char* parity);
11 int decode_rs_char(void* rs, unsigned char* data, int* eras_pos, int no_eras);
12 void* init_rs_char(int symsize, int gfpoly, int fcr, int prim, int nroots, int pad);
13 void free_rs_char(void* rs);
14 
15 /* CCSDS standard (255,223) RS codec with conventional (*not* dual-basis)
16  * symbol representation
17  */
18 void encode_rs_8(unsigned char* data, unsigned char* parity, int pad);
19 int decode_rs_8(unsigned char* data, int* eras_pos, int no_eras, int pad);
20 
21 /* CCSDS standard (255,223) RS codec with dual-basis symbol representation */
22 void encode_rs_ccsds(unsigned char* data, unsigned char* parity, int pad);
23 int decode_rs_ccsds(unsigned char* data, int* eras_pos, int no_eras, int pad);
24 
25 /* Tables to map from conventional->dual (Taltab) and
26  * dual->conventional (Tal1tab) bases
27  */
28 extern unsigned char Taltab[], Tal1tab[];
29 
30 #endif /* _FEC_H_ */
rs nroots
Definition: init_rs.h:80
Definition: rs-common.h:7
void encode_rs_char(void *rs, unsigned char *data, unsigned char *parity)
void encode_rs_ccsds(unsigned char *data, unsigned char *parity, int pad)
void encode_rs_8(unsigned char *data, unsigned char *parity, int pad)
int decode_rs_ccsds(unsigned char *data, int *eras_pos, int no_eras, int pad)
void free_rs_char(void *rs)
unsigned char Tal1tab[]
unsigned char Taltab[]
rs pad
Definition: init_rs.h:32
rs fcr
Definition: init_rs.h:78
rs prim
Definition: init_rs.h:79
int decode_rs_char(void *rs, unsigned char *data, int *eras_pos, int no_eras)
void * init_rs_char(int symsize, int gfpoly, int fcr, int prim, int nroots, int pad)
int decode_rs_8(unsigned char *data, int *eras_pos, int no_eras, int pad)