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Add some more format checks

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The format parse functions don't really check if the parsed values
make any sense so we need to to this ourselves.
This commit is contained in:
Wim Taymans 2022-11-03 13:10:32 +01:00
parent c30d743198
commit 74447acedb
24 changed files with 182 additions and 59 deletions
Download patch file Download diff file Expand all files Collapse all files

20
src/modules/module-filter-chain.c
View file

@ -1011,14 +1011,15 @@ static void param_changed(void *data, uint32_t id, const struct spa_pod *param)
} else {
struct spa_audio_info_raw info;
spa_zero(info);
spa_format_audio_raw_parse(param, &info);
impl->rate = info.rate;
res = graph_instantiate(graph);
if (res < 0) {
pw_stream_set_error(impl->capture, res,
"can't start graph: %s",
spa_strerror(res));
if ((res = spa_format_audio_raw_parse(param, &info)) < 0)
goto error;
if (info.rate == 0) {
res = -EINVAL;
goto error;
}
impl->rate = info.rate;
if ((res = graph_instantiate(graph)) < 0)
goto error;
}
break;
case SPA_PARAM_Props:
@ -1029,6 +1030,11 @@ static void param_changed(void *data, uint32_t id, const struct spa_pod *param)
param_latency_changed(impl, param);
break;
}
return;
error:
pw_stream_set_error(impl->capture, res, "can't start graph: %s",
spa_strerror(res));
}
static const struct pw_stream_events in_stream_events = {

4
src/modules/module-loopback.c
View file

@ -375,6 +375,10 @@ static void capture_param_changed(void *data, uint32_t id, const struct spa_pod
return;
if (spa_format_audio_raw_parse(param, &info) < 0)
return;
if (info.rate == 0 ||
info.channels == 0 ||
info.channels > SPA_AUDIO_MAX_CHANNELS)
return;
impl->capture_info = info;
recalculate_buffer(impl);