/* Let the library code do its magic. */
res = decode_rs8(rs_decoder, (uint8_t *) buf, par, 512, syn, 0, NULL, 0xff, NULL);
if (res > 0) {
/* Let the library code do its magic. */
res = decode_rs8(rs_decoder, (uint8_t *) buf, par, 512, syn, 0, NULL, 0xff, NULL);
if (res > 0) {