1 /* This function wraps around the fixed 8-bit encoder, performing the
2  * basis transformations necessary to meet the CCSDS standard
3  *
4  * Copyright 2002, Phil Karn, KA9Q
5  * fixed bug Aug 2007
6  * May be used under the terms of the GNU Lesser General Public License (LGPL)
7  */
8 #include "ccsds.h"
9 #include "fec.h"
10 
encode_rs_ccsds(data_t * data,data_t * parity,int pad)11 void encode_rs_ccsds(data_t *data,data_t *parity,int pad){
12   int i;
13   data_t cdata[NN-NROOTS];
14 
15   /* Convert data from dual basis to conventional */
16   for(i=0;i<NN-NROOTS-pad;i++)
17     cdata[i] = Tal1tab[data[i]];
18 
19   encode_rs_8(cdata,parity,pad);
20 
21   /* Convert parity from conventional to dual basis */
22   for(i=0;i<NROOTS;i++)
23     parity[i] = Taltab[parity[i]];
24 }
25