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emixer: avoid a stringshare leak on sink changed signal 

Summary:
emixer: avoid memleak when converting pulseaudio value

@fix T2806

Reviewers: zmike, devilhorns

Reviewed By: zmike

Subscribers: cedric

Tags: #enlightenment-git

Maniphest Tasks: T2806

Differential Revision: https://phab.enlightenment.org/D7583
This commit is contained in:
Michael Bouchaud (yoz) 2019-01-11 10:29:09 +01:00
parent 64b9f1e58b
commit 797425c7d4
1 changed files with 15 additions and 17 deletions
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32
src/modules/mixer/lib/backends/pulseaudio/pulse.c
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@ -65,24 +65,22 @@ _emix_volume_convert(const Emix_Volume volume)
return vol;
}
static Emix_Volume
_pa_cvolume_convert(const pa_cvolume *volume)
static void
_pa_cvolume_convert(const pa_cvolume *volume, Emix_Volume *vol)
{
Emix_Volume vol;
int i;
vol.volumes = calloc(volume->channels, sizeof(int));
if (!vol.volumes)
if (vol->volumes) free(vol->volumes);
vol->volumes = calloc(volume->channels, sizeof(int));
if (!vol->volumes)
{
WRN("Could not allocate memory for volume");
vol.channel_count = 0;
return vol;
vol->channel_count = 0;
}
vol.channel_count = volume->channels;
vol->channel_count = volume->channels;
for (i = 0; i < volume->channels; i++)
vol.volumes[i] = PA_VOLUME_TO_INT(volume->values[i]);
return vol;
vol->volumes[i] = PA_VOLUME_TO_INT(volume->values[i]);
}
static void
@ -150,7 +148,7 @@ _sink_cb(pa_context *c EINA_UNUSED, const pa_sink_info *info, int eol,
sink = calloc(1, sizeof(Sink));
sink->idx = info->index;
sink->base.name = eina_stringshare_add(info->description);
sink->base.volume = _pa_cvolume_convert(&info->volume);
_pa_cvolume_convert(&info->volume, &sink->base.volume);
sink->base.mute = !!info->mute;
for (i = 0; i < info->n_ports; i++)
@ -211,8 +209,8 @@ _sink_changed_cb(pa_context *c EINA_UNUSED, const pa_sink_info *info, int eol,
EINA_SAFETY_ON_NULL_RETURN(sink);
sink->base.name = eina_stringshare_add(info->description);
sink->base.volume = _pa_cvolume_convert(&info->volume);
eina_stringshare_replace(&sink->base.name, info->description);
_pa_cvolume_convert(&info->volume, &sink->base.volume);
sink->base.mute = !!info->mute;
if (sink->base.ports)
@ -347,7 +345,7 @@ _sink_input_cb(pa_context *c EINA_UNUSED, const pa_sink_input_info *info,
}
input->base.name = eina_stringshare_add(eina_strbuf_string_get(input_name));
eina_strbuf_free(input_name);
input->base.volume = _pa_cvolume_convert(&info->volume);
_pa_cvolume_convert(&info->volume, &input->base.volume);
input->base.mute = !!info->mute;
EINA_LIST_FOREACH(ctx->sinks, l, s)
{
@ -408,7 +406,7 @@ _sink_input_changed_cb(pa_context *c EINA_UNUSED,
ctx->inputs = eina_list_append(ctx->inputs, input);
}
input->idx = info->index;
input->base.volume = _pa_cvolume_convert(&info->volume);
_pa_cvolume_convert(&info->volume, &input->base.volume);
input->base.mute = !!info->mute;
EINA_LIST_FOREACH(ctx->sinks, l, s)
@ -475,7 +473,7 @@ _source_cb(pa_context *c EINA_UNUSED, const pa_source_info *info,
source->idx = info->index;
source->base.name = eina_stringshare_add(info->name);
source->base.volume = _pa_cvolume_convert(&info->volume);
_pa_cvolume_convert(&info->volume, &source->base.volume);
source->base.mute = !!info->mute;
ctx->sources = eina_list_append(ctx->sources, source);
@ -523,7 +521,7 @@ _source_changed_cb(pa_context *c EINA_UNUSED,
ctx->sources = eina_list_append(ctx->sources, source);
}
source->idx= info->index;
source->base.volume = _pa_cvolume_convert(&info->volume);
_pa_cvolume_convert(&info->volume, &source->base.volume);
source->base.mute = !!info->mute;
if (ctx->cb)