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Bugfix for EDACS Analog Segfault when using the digitize function for an extended period;

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lwvmobile 2024-03-21 12:31:33 -04:00
parent eadf3fdf23
commit b273e5b7be
1 changed files with 13 additions and 0 deletions
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13
src/edacs-fme.c
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@ -122,6 +122,10 @@ void edacs_analog(dsd_opts * opts, dsd_state * state, int afs, unsigned char lcn
//not be a sample to read in and it hangs on sf_short read until it crashes out, the fix below will prevent issues
//when SDR++ is closed locally, or the TCP connection closes suddenly.
//NOTE: Observed two segfaults on EDACS STM analog when doing radio tests or otherwise holding the radio
//open for extremely long periods of time, could be an issue in digitize where dibit_buf_p is not
//reset for an extended period of time and overflows, may need to reset buffer occassionally here
//TCP Input w/ Simple TCP Error Detection Implemented to prevent hard crash if TCP drops off
if (opts->audio_in_type == 8)
{
@ -202,6 +206,15 @@ void edacs_analog(dsd_opts * opts, dsd_state * state, int afs, unsigned char lcn
sr += digitize (opts, state, (int)analog1[i]);
}
//Bugfix for buffer overflow from using digitize function, reset buffers
if (state->dibit_buf_p > state->dibit_buf + 900000)
state->dibit_buf_p = state->dibit_buf + 200;
//dmr buffer
if (state->dmr_payload_p > state->dmr_payload_buf + 900000)
state->dmr_payload_p = state->dmr_payload_buf + 200;
//manual gain control
analog_gain (opts, state, analog1, 960);
analog_gain (opts, state, analog2, 960);