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M17: Tweaks to Meta Decode Conditions;

This commit is contained in:
lwvmobile 2024-06-08 13:45:18 -04:00
parent 25659ba920
commit 92fbdabbe5
1 changed files with 11 additions and 2 deletions
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13
src/m17.c
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@ -187,8 +187,13 @@ void M17decodeLSF(dsd_state * state)
for (i = 0; i < 14; i++)
state->m17_meta[i] = (uint8_t)ConvertBitIntoBytes(&state->m17_lsf[(i*8)+112], 8);
//Decode Meta Data
if (lsf_et == 0 && state->m17_meta[0] != 0) //not sure if this applies universally, or just to text data byte 0 for null data
//using meta_sum in case some byte fields, particularly meta[0], are zero
uint32_t meta_sum = 0;
for (i = 0; i < 14; i++)
meta_sum += state->m17_meta[i];
//Decode Meta Data when not ENC (if meta field is populated with something)
if (lsf_et == 0 && meta_sum != 0)
{
uint8_t meta[15]; meta[0] = lsf_es + 90; //add identifier for pkt decoder
for (i = 0; i < 14; i++) meta[i+1] = state->m17_meta[i];
@ -196,6 +201,10 @@ void M17decodeLSF(dsd_state * state)
//Note: We don't have opts here, so in the future, if we need it, we will need to pass it here
decodeM17PKT (NULL, state, meta, 15); //decode META
}
//if no Meta (debug)
// if (lsf_et == 0 && meta_sum == 0)
// fprintf (stderr, " Meta Null; ");
if (lsf_et == 2)
{