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Improve version handling

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Add version numbers to protocol interfaces and implementation.
Allow allocating user_data in proxy and resource
Use separate methods to set implementation.
Add protocol object to keep track of available protocols and
interfaces. Add possibility to dynamically register interfaces.
This commit is contained in:
Wim Taymans 2017-06-15 17:54:55 +02:00
parent c3b73ba47d
commit ae708c14e7
29 changed files with 572 additions and 225 deletions
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34
pipewire/server/resource.c
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@ -31,14 +31,12 @@ struct impl {
struct pw_resource *pw_resource_new(struct pw_client *client,
uint32_t id,
uint32_t type,
void *object,
const void *implementation,
pw_destroy_t destroy)
size_t user_data_size)
{
struct impl *impl;
struct pw_resource *this;
impl = calloc(1, sizeof(struct impl));
impl = calloc(1, sizeof(struct impl) + user_data_size);
if (impl == NULL)
return NULL;
@ -46,20 +44,20 @@ struct pw_resource *pw_resource_new(struct pw_client *client,
this->core = client->core;
this->client = client;
this->type = type;
this->object = object;
this->implementation = implementation;
this->destroy = destroy;
pw_signal_init(&this->destroy_signal);
if (id == SPA_ID_INVALID) {
this->id = pw_map_insert_new(&client->objects, this);
id = pw_map_insert_new(&client->objects, this);
} else if (!pw_map_insert_at(&client->objects, id, this))
goto in_use;
this->id = id;
pw_log_debug("resource %p: new for client %p id %u", this, client, this->id);
if (user_data_size > 0)
this->user_data = SPA_MEMBER(impl, sizeof(struct impl), void);
pw_log_debug("resource %p: new for client %p id %u", this, client, id);
pw_signal_emit(&client->resource_added, client, this);
return this;
@ -70,6 +68,24 @@ struct pw_resource *pw_resource_new(struct pw_client *client,
return NULL;
}
int
pw_resource_set_implementation(struct pw_resource *resource,
void *object,
uint32_t version,
const void *implementation,
pw_destroy_t destroy)
{
struct pw_client *client = resource->client;
resource->object = object;
resource->version = version;
resource->implementation = implementation;
resource->destroy = destroy;
pw_signal_emit(&client->resource_impl, client, resource);
return SPA_RESULT_OK;
}
void pw_resource_destroy(struct pw_resource *resource)
{
struct pw_client *client = resource->client;