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modules: handle factory destroy

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Listen for factory destroy and clean up the module.

See #565
This commit is contained in:
Wim Taymans 2022-05-06 12:11:20 +02:00
parent 95f8c569a0
commit 383df85466
12 changed files with 264 additions and 90 deletions
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29
src/modules/module-client-node.c
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@ -59,7 +59,8 @@ struct pw_protocol *pw_protocol_native_ext_client_node_init(struct pw_context *c
struct pw_protocol *pw_protocol_native_ext_client_node0_init(struct pw_context *context);
struct factory_data {
struct pw_impl_factory *this;
struct pw_impl_factory *factory;
struct spa_hook factory_listener;
struct pw_impl_module *module;
struct spa_hook module_listener;
@ -121,23 +122,38 @@ static const struct pw_impl_factory_implementation impl_factory = {
.create_object = create_object,
};
static void factory_destroy(void *data)
{
struct factory_data *d = data;
spa_hook_remove(&d->factory_listener);
d->factory = NULL;
if (d->module)
pw_impl_module_destroy(d->module);
}
static const struct pw_impl_factory_events factory_events = {
PW_VERSION_IMPL_FACTORY_EVENTS,
.destroy = factory_destroy,
};
static void module_destroy(void *data)
{
struct factory_data *d = data;
spa_hook_remove(&d->module_listener);
spa_list_remove(&d->export_node.link);
spa_list_remove(&d->export_spanode.link);
pw_impl_factory_destroy(d->this);
d->module = NULL;
if (d->factory)
pw_impl_factory_destroy(d->factory);
}
static void module_registered(void *data)
{
struct factory_data *d = data;
struct pw_impl_module *module = d->module;
struct pw_impl_factory *factory = d->this;
struct pw_impl_factory *factory = d->factory;
struct spa_dict_item items[1];
char id[16];
int res;
@ -177,7 +193,7 @@ int pipewire__module_init(struct pw_impl_module *module, const char *args)
return -errno;
data = pw_impl_factory_get_user_data(factory);
data->this = factory;
data->factory = factory;
data->module = module;
pw_log_debug("module %p: new", module);
@ -199,6 +215,7 @@ int pipewire__module_init(struct pw_impl_module *module, const char *args)
pw_protocol_native_ext_client_node_init(context);
pw_protocol_native_ext_client_node0_init(context);
pw_impl_factory_add_listener(factory, &data->factory_listener, &factory_events, data);
pw_impl_module_add_listener(module, &data->module_listener, &module_events, data);
pw_impl_module_update_properties(module, &SPA_DICT_INIT_ARRAY(module_props));
@ -207,6 +224,6 @@ int pipewire__module_init(struct pw_impl_module *module, const char *args)
error_remove:
spa_list_remove(&data->export_node.link);
error:
pw_impl_factory_destroy(data->this);
pw_impl_factory_destroy(data->factory);
return res;
}