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context: add method to add/remove context listener

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This commit is contained in:
Wim Taymans 2023-05-21 15:36:00 +02:00
parent 38860630a5
commit c5e1515b7a
4 changed files with 62 additions and 24 deletions
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27
src/modules/module-profiler.c
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@ -275,19 +275,11 @@ static const struct pw_context_driver_events context_events = {
.complete = context_do_profile,
};
static int do_stop(struct spa_loop *loop,
bool async, uint32_t seq, const void *data, size_t size, void *user_data)
{
struct impl *impl = user_data;
spa_hook_remove(&impl->context_listener);
return 0;
}
static void stop_listener(struct impl *impl)
{
if (impl->listening) {
pw_loop_invoke(impl->data_loop,
do_stop, SPA_ID_INVALID, NULL, 0, true, impl);
pw_context_driver_remove_listener(impl->context,
&impl->context_listener);
impl->listening = false;
}
}
@ -306,16 +298,6 @@ static const struct pw_resource_events resource_events = {
.destroy = resource_destroy,
};
static int
do_start(struct spa_loop *loop,
bool async, uint32_t seq, const void *data, size_t size, void *user_data)
{
struct impl *impl = user_data;
spa_hook_list_append(&impl->context->driver_listener_list,
&impl->context_listener,
&context_events, impl);
return 0;
}
static int
global_bind(void *object, struct pw_impl_client *client, uint32_t permissions,
uint32_t version, uint32_t id)
@ -340,8 +322,9 @@ global_bind(void *object, struct pw_impl_client *client, uint32_t permissions,
if (++impl->busy == 1) {
pw_log_info("%p: starting profiler", impl);
pw_loop_invoke(impl->data_loop,
do_start, SPA_ID_INVALID, NULL, 0, false, impl);
pw_context_driver_add_listener(impl->context,
&impl->context_listener,
&context_events, impl);
impl->listening = true;
}
return 0;