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 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
