pulse: track loaded modules

Track the proxies we load in a module_info and free the proxy
on unload or exit.
This commit is contained in:
Wim Taymans 2020-08-21 15:40:19 +02:00
parent 4370675d2b
commit 0b588b2bfd
3 changed files with 62 additions and 5 deletions

View file

@ -125,7 +125,7 @@ static int sink_callback(pa_context *c, struct global *g, struct sink_data *d)
i.channel_map = g->node_info.channel_map;
else
pa_channel_map_init_auto(&i.channel_map, i.sample_spec.channels, PA_CHANNEL_MAP_OSS);
i.owner_module = 0;
i.owner_module = g->id;
i.volume.channels = i.sample_spec.channels;
for (n = 0; n < i.volume.channels; n++)
i.volume.values[n] = g->node_info.volume * g->node_info.channel_volumes[n] * PA_VOLUME_NORM;
@ -847,7 +847,7 @@ static int source_callback(pa_context *c, struct global *g, struct source_data *
i.channel_map = g->node_info.channel_map;
else
pa_channel_map_init_auto(&i.channel_map, i.sample_spec.channels, PA_CHANNEL_MAP_OSS);
i.owner_module = 0;
i.owner_module = g->id;
i.volume.channels = i.sample_spec.channels;
for (n = 0; n < i.volume.channels; n++)
i.volume.values[n] = g->node_info.volume * g->node_info.channel_volumes[n] * PA_VOLUME_NORM;
@ -1402,6 +1402,16 @@ struct load_module {
struct spa_hook listener;
};
static struct module_info *find_module(pa_context *c, uint32_t idx)
{
struct module_info *m;
spa_list_for_each(m, &c->modules, link) {
if (m->id == idx)
return m;
}
return NULL;
}
static void on_load_module(pa_operation *o, void *userdata)
{
struct load_module *d = userdata;
@ -1417,11 +1427,37 @@ static void on_load_module(pa_operation *o, void *userdata)
spa_hook_remove(&d->listener);
}
static void module_proxy_removed(void *data)
{
struct module_info *m = data;
pw_proxy_destroy(m->proxy);
}
static void module_proxy_destroy(void *data)
{
struct module_info *m = data;
spa_hook_remove(&m->listener);
spa_list_remove(&m->link);
free(m);
}
static void module_proxy_bound(void *data, uint32_t global_id)
{
struct module_info *m;
pa_operation *o = data;
pa_context *c = o->context;
struct load_module *d = o->userdata;
static const struct pw_proxy_events proxy_events = {
.removed = module_proxy_removed,
.destroy = module_proxy_destroy,
};
d->idx = global_id;
m = calloc(1, sizeof(struct module_info));
m->id = global_id;
m->proxy = d->proxy;
pw_proxy_add_listener(m->proxy, &m->listener, &proxy_events, m);
spa_list_append(&c->modules, &m->link);
on_load_module(o, d);
}
@ -1431,6 +1467,7 @@ static void module_proxy_error(void *data, int seq, int res, const char *message
struct load_module *d = o->userdata;
d->error = res;
d->idx = PA_INVALID_INDEX;
pw_proxy_destroy(d->proxy);
on_load_module(o, d);
}
@ -1544,13 +1581,21 @@ pa_operation* pa_context_unload_module(pa_context *c, uint32_t idx, pa_context_s
{
pa_operation *o;
struct success_ack *d;
struct module_info *m;
int error;
pw_log_debug("context %p: %u", c, idx);
if ((m = find_module(c, idx)) != NULL) {
pw_proxy_destroy(m->proxy);
error = 0;
} else {
error = PA_ERR_NOENTITY;
}
o = pa_operation_new(c, NULL, on_success, sizeof(struct success_ack));
d = o->userdata;
d->cb = cb;
d->error = PA_ERR_NOTIMPLEMENTED;
d->userdata = userdata;
d->error = error;
d->idx = idx;
pa_operation_sync(o);
@ -1986,7 +2031,7 @@ static int sink_input_callback(pa_context *c, struct sink_input_data *d, struct
spa_zero(i);
i.index = g->id;
i.name = name;
i.owner_module = PA_INVALID_INDEX;
i.owner_module = g->id;
i.client = g->node_info.client_id;
if (s)
i.sink = s->device_index;
@ -2387,7 +2432,7 @@ static int source_output_callback(struct source_output_data *d, pa_context *c, s
spa_zero(i);
i.index = g->id;
i.name = name;
i.owner_module = PA_INVALID_INDEX;
i.owner_module = g->id;
i.client = g->node_info.client_id;
if (s)
i.source = s->device_index;