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Fix bad reed-solomon pad value when using non-256 byte packets

This commit is contained in:
Philip Heron 2023-04-14 14:56:00 +01:00
parent 998d843f51
commit 83cb0e139b
1 changed files with 4 additions and 2 deletions
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6
ssdv.c
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@ -1096,7 +1096,9 @@ char ssdv_enc_get_packet(ssdv_t *s)
/* Generate the RS codes */ /* Generate the RS codes */
if(s->type == SSDV_TYPE_NORMAL) if(s->type == SSDV_TYPE_NORMAL)
encode_rs_8(&s->out[1], &s->out[i], 0); {
encode_rs_8(&s->out[1], &s->out[i], SSDV_PKT_SIZE - s->pkt_size);
}
s->packet_id++; s->packet_id++;
@ -1487,7 +1489,7 @@ char ssdv_dec_is_packet(uint8_t *packet, int pkt_size, int *errors)
/* Run the reed-solomon decoder */ /* Run the reed-solomon decoder */
pkt[1] = 0x66 + SSDV_TYPE_NORMAL; pkt[1] = 0x66 + SSDV_TYPE_NORMAL;
i = decode_rs_8(&pkt[1], 0, 0, 0); i = decode_rs_8(&pkt[1], 0, 0, SSDV_PKT_SIZE - pkt_size);
if(i < 0) return(-1); /* Reed-solomon decoder failed */ if(i < 0) return(-1); /* Reed-solomon decoder failed */
if(errors) *errors = i; if(errors) *errors = i;