Merge branch 'stop-client' into 'master'

Stop client

See merge request gkiagia/wireplumber!18
This commit is contained in:
George Kiagiadakis 2019-07-10 15:38:49 +00:00
commit 44a60b8638
12 changed files with 353 additions and 83 deletions

View file

@ -733,13 +733,30 @@ wp_endpoint_get_links (WpEndpoint * self)
return priv->links;
}
/**
* wp_endpoint_unlink:
* @self: the endpoint
*
* Unlinks all the endpoints linked to this endpoint
*/
void
wp_endpoint_unlink (WpEndpoint * self)
{
WpEndpointPrivate *priv;
gint i;
g_return_if_fail (WP_IS_ENDPOINT (self));
priv = wp_endpoint_get_instance_private (self);
for (i = priv->links->len - 1; i >= 0; i--)
wp_endpoint_link_destroy (g_ptr_array_index (priv->links, i));
}
typedef struct _WpEndpointLinkPrivate WpEndpointLinkPrivate;
struct _WpEndpointLinkPrivate
{
/* The task to signal the endpoint link is initialized */
GTask *init_task;
GWeakRef src;
guint32 src_stream;
GWeakRef sink;
@ -768,9 +785,6 @@ endpoint_link_finalize (GObject * object)
WpEndpointLinkPrivate *priv =
wp_endpoint_link_get_instance_private (WP_ENDPOINT_LINK (object));
/* Destroy the init task */
g_clear_object(&priv->init_task);
/* Clear the endpoint weak reaferences */
g_weak_ref_clear(&priv->src);
g_weak_ref_clear(&priv->sink);
@ -837,34 +851,27 @@ wp_endpoint_link_init_async (GAsyncInitable *initable, int io_priority,
wp_endpoint_link_get_instance_private (WP_ENDPOINT_LINK (initable));
g_autoptr (WpEndpoint) src = g_weak_ref_get (&priv->src);
g_autoptr (WpEndpoint) sink = g_weak_ref_get (&priv->sink);
g_autoptr (GError) error = NULL;
g_autoptr (GVariant) src_props = NULL;
g_autoptr (GVariant) sink_props = NULL;
WpEndpointPrivate *endpoint_priv;
/* Create the async task */
priv->init_task = g_task_new (initable, cancellable, callback, data);
/* Prepare the endpoints */
if (!WP_ENDPOINT_GET_CLASS (src)->prepare_link (src, priv->src_stream, link,
&src_props, &error)) {
g_task_return_error (priv->init_task, error);
g_clear_object(&priv->init_task);
&src_props, NULL)) {
g_critical ("Failed to prepare link on source endpoint");
return;
}
if (!WP_ENDPOINT_GET_CLASS (sink)->prepare_link (sink, priv->sink_stream,
link, &sink_props, &error)) {
g_task_return_error (priv->init_task, error);
g_clear_object(&priv->init_task);
link, &sink_props, NULL)) {
g_critical ("Failed to prepare link on sink endpoint");
return;
}
/* Create the link */
g_return_if_fail (WP_ENDPOINT_LINK_GET_CLASS (link)->create);
if (!WP_ENDPOINT_LINK_GET_CLASS (link)->create (link, src_props,
sink_props, &error)) {
g_task_return_error (priv->init_task, error);
g_clear_object(&priv->init_task);
sink_props, NULL)) {
g_critical ("Failed to create link in src and sink endpoints");
return;
}
@ -873,10 +880,6 @@ wp_endpoint_link_init_async (GAsyncInitable *initable, int io_priority,
g_ptr_array_add (endpoint_priv->links, g_object_ref (link));
endpoint_priv = wp_endpoint_get_instance_private (sink);
g_ptr_array_add (endpoint_priv->links, g_object_ref (link));
/* Finish the creation of the endpoint */
g_task_return_boolean (priv->init_task, TRUE);
g_clear_object(&priv->init_task);
}
static gboolean
@ -1048,6 +1051,8 @@ wp_endpoint_link_destroy (WpEndpointLink * self)
src = g_weak_ref_get (&priv->src);
sink = g_weak_ref_get (&priv->sink);
WP_ENDPOINT_LINK_GET_CLASS (self)->destroy (self);
if (src && WP_ENDPOINT_GET_CLASS (src)->release_link)
WP_ENDPOINT_GET_CLASS (src)->release_link (src, self);
if (sink && WP_ENDPOINT_GET_CLASS (sink)->release_link)
@ -1061,6 +1066,4 @@ wp_endpoint_link_destroy (WpEndpointLink * self)
endpoint_priv = wp_endpoint_get_instance_private (sink);
g_ptr_array_remove_fast (endpoint_priv->links, self);
}
WP_ENDPOINT_LINK_GET_CLASS (self)->destroy (self);
}

View file

@ -68,6 +68,7 @@ void wp_endpoint_notify_control_value (WpEndpoint * self, guint32 control_id);
gboolean wp_endpoint_is_linked (WpEndpoint * self);
GPtrArray * wp_endpoint_get_links (WpEndpoint * self);
void wp_endpoint_unlink (WpEndpoint * self);
struct _WpEndpointLinkClass
{

View file

@ -8,6 +8,7 @@ wp_lib_sources = [
'proxy.c',
'proxy-node.c',
'proxy-port.c',
'proxy-link.c',
'remote.c',
'remote-pipewire.c',
]
@ -22,6 +23,7 @@ wp_lib_headers = [
'proxy.h',
'proxy-node.h',
'proxy-port.h',
'proxy-link.h',
'remote.h',
'remote-pipewire.h',
'wp.h',

134
lib/wp/proxy-link.c Normal file
View file

@ -0,0 +1,134 @@
/* WirePlumber
*
* Copyright © 2019 Collabora Ltd.
* @author Julian Bouzas <julian.bouzas@collabora.com>
*
* SPDX-License-Identifier: MIT
*/
#include "proxy-link.h"
#include <pipewire/pipewire.h>
struct _WpProxyLink
{
WpProxy parent;
/* The task to signal the proxy is initialized */
GTask *init_task;
/* The link proxy listener */
struct spa_hook listener;
/* The link info */
struct pw_link_info *info;
};
static void wp_proxy_link_async_initable_init (gpointer iface,
gpointer iface_data);
G_DEFINE_TYPE_WITH_CODE (WpProxyLink, wp_proxy_link, WP_TYPE_PROXY,
G_IMPLEMENT_INTERFACE (G_TYPE_ASYNC_INITABLE,
wp_proxy_link_async_initable_init))
static void
link_event_info(void *data, const struct pw_link_info *info)
{
WpProxyLink *self = data;
/* Make sure the task is valid */
if (!self->init_task)
return;
/* Update the link info */
self->info = pw_link_info_update(self->info, info);
/* Finish the creation of the proxy */
g_task_return_boolean (self->init_task, TRUE);
g_clear_object (&self->init_task);
}
static const struct pw_link_proxy_events link_events = {
PW_VERSION_LINK_PROXY_EVENTS,
.info = link_event_info,
};
static void
wp_proxy_link_finalize (GObject * object)
{
WpProxyLink *self = WP_PROXY_LINK(object);
/* Destroy the init task */
g_clear_object (&self->init_task);
/* Clear the info */
if (self->info) {
pw_link_info_free(self->info);
self->info = NULL;
}
G_OBJECT_CLASS (wp_proxy_link_parent_class)->finalize (object);
}
static void
wp_proxy_link_init_async (GAsyncInitable *initable, int io_priority,
GCancellable *cancellable, GAsyncReadyCallback callback, gpointer data)
{
WpProxyLink *self = WP_PROXY_LINK(initable);
WpProxy *wp_proxy = WP_PROXY(initable);
struct pw_link_proxy *proxy = NULL;
/* Create the async task */
self->init_task = g_task_new (initable, cancellable, callback, data);
/* Get the proxy from the base class */
proxy = wp_proxy_get_pw_proxy(wp_proxy);
/* Add the link proxy listener */
pw_link_proxy_add_listener(proxy, &self->listener, &link_events, self);
}
static void
wp_proxy_link_async_initable_init (gpointer iface, gpointer iface_data)
{
GAsyncInitableIface *ai_iface = iface;
/* Only set the init_async */
ai_iface->init_async = wp_proxy_link_init_async;
}
static void
wp_proxy_link_init (WpProxyLink * self)
{
}
static void
wp_proxy_link_class_init (WpProxyLinkClass * klass)
{
GObjectClass *object_class = (GObjectClass *) klass;
object_class->finalize = wp_proxy_link_finalize;
}
void
wp_proxy_link_new (guint global_id, gpointer proxy,
GAsyncReadyCallback callback, gpointer user_data)
{
g_async_initable_new_async (
WP_TYPE_PROXY_LINK, G_PRIORITY_DEFAULT, NULL, callback, user_data,
"global-id", global_id,
"pw-proxy", proxy,
NULL);
}
WpProxyLink *
wp_proxy_link_new_finish(GObject *initable, GAsyncResult *res, GError **error)
{
GAsyncInitable *ai = G_ASYNC_INITABLE(initable);
return WP_PROXY_LINK(g_async_initable_new_finish(ai, res, error));
}
const struct pw_link_info *
wp_proxy_link_get_info (WpProxyLink * self)
{
return self->info;
}

29
lib/wp/proxy-link.h Normal file
View file

@ -0,0 +1,29 @@
/* WirePlumber
*
* Copyright © 2019 Collabora Ltd.
* @author Julian Bouzas <julian.bouzas@collabora.com>
*
* SPDX-License-Identifier: MIT
*/
#ifndef __WIREPLUMBER_PROXY_LINK_H__
#define __WIREPLUMBER_PROXY_LINK_H__
#include "core.h"
#include "proxy.h"
G_BEGIN_DECLS
#define WP_TYPE_PROXY_LINK (wp_proxy_link_get_type ())
G_DECLARE_FINAL_TYPE (WpProxyLink, wp_proxy_link, WP, PROXY_LINK, WpProxy)
void wp_proxy_link_new (guint global_id, gpointer proxy,
GAsyncReadyCallback callback, gpointer user_data);
WpProxyLink *wp_proxy_link_new_finish(GObject *initable, GAsyncResult *res,
GError **error);
const struct pw_link_info *wp_proxy_link_get_info (WpProxyLink * self);
G_END_DECLS
#endif

View file

@ -12,6 +12,9 @@
struct _WpProxyNode
{
WpProxy parent;
/* The task to signal the proxy is initialized */
GTask *init_task;
/* The node proxy listener */
struct spa_hook listener;
@ -20,7 +23,6 @@ struct _WpProxyNode
struct pw_node_info *info;
};
static GAsyncInitableIface *proxy_node_parent_interface = NULL;
static void wp_proxy_node_async_initable_init (gpointer iface,
gpointer iface_data);
@ -33,8 +35,16 @@ node_event_info(void *data, const struct pw_node_info *info)
{
WpProxyNode *self = data;
/* Make sure the task is valid */
if (!self->init_task)
return;
/* Update the node info */
self->info = pw_node_info_update(self->info, info);
/* Finish the creation of the proxy */
g_task_return_boolean (self->init_task, TRUE);
g_clear_object (&self->init_task);
}
static const struct pw_node_proxy_events node_events = {
@ -47,6 +57,9 @@ wp_proxy_node_finalize (GObject * object)
{
WpProxyNode *self = WP_PROXY_NODE(object);
/* Destroy the init task */
g_clear_object (&self->init_task);
/* Clear the info */
if (self->info) {
pw_node_info_free(self->info);
@ -64,24 +77,20 @@ wp_proxy_node_init_async (GAsyncInitable *initable, int io_priority,
WpProxy *wp_proxy = WP_PROXY(initable);
struct pw_node_proxy *proxy = NULL;
/* Create the async task */
self->init_task = g_task_new (initable, cancellable, callback, data);
/* Get the proxy from the base class */
proxy = wp_proxy_get_pw_proxy(wp_proxy);
/* Add the node proxy listener */
pw_node_proxy_add_listener(proxy, &self->listener, &node_events, self);
/* Call the parent interface */
proxy_node_parent_interface->init_async (initable, io_priority, cancellable,
callback, data);
}
static void
wp_proxy_node_async_initable_init (gpointer iface, gpointer iface_data)
{
GAsyncInitableIface *ai_iface = iface;
/* Set the parent interface */
proxy_node_parent_interface = g_type_interface_peek_parent (iface);
/* Only set the init_async */
ai_iface->init_async = wp_proxy_node_init_async;

View file

@ -13,7 +13,10 @@
struct _WpProxyPort
{
WpProxy parent;
/* The task to signal the proxy is initialized */
GTask *init_task;
/* The port proxy listener */
struct spa_hook listener;
@ -26,7 +29,6 @@ struct _WpProxyPort
struct spa_audio_info_raw format;
};
static GAsyncInitableIface *proxy_port_parent_interface = NULL;
static void wp_proxy_port_async_initable_init (gpointer iface,
gpointer iface_data);
@ -49,6 +51,10 @@ port_event_param(void *data, int seq, uint32_t id, uint32_t index,
{
WpProxyPort *self = data;
/* Make sure the task is valid */
if (!self->init_task)
return;
/* Only handle EnumFormat */
if (id != SPA_PARAM_EnumFormat)
return;
@ -64,6 +70,10 @@ port_event_param(void *data, int seq, uint32_t id, uint32_t index,
/* Parse the raw audio format */
spa_pod_fixate((struct spa_pod*)param);
spa_format_audio_raw_parse(param, &self->format);
/* Finish the creation of the proxy */
g_task_return_boolean (self->init_task, TRUE);
g_clear_object (&self->init_task);
}
static const struct pw_port_proxy_events port_events = {
@ -77,6 +87,9 @@ wp_proxy_port_finalize (GObject * object)
{
WpProxyPort *self = WP_PROXY_PORT(object);
/* Destroy the init task */
g_clear_object (&self->init_task);
/* Clear the indo */
if (self->info) {
pw_port_info_free(self->info);
@ -94,6 +107,9 @@ wp_proxy_port_init_async (GAsyncInitable *initable, int io_priority,
WpProxy *wp_proxy = WP_PROXY(initable);
struct pw_port_proxy *proxy = NULL;
/* Create the async task */
self->init_task = g_task_new (initable, cancellable, callback, data);
/* Get the proxy from the base class */
proxy = wp_proxy_get_pw_proxy(wp_proxy);
@ -103,19 +119,12 @@ wp_proxy_port_init_async (GAsyncInitable *initable, int io_priority,
/* Emit the EnumFormat param */
pw_port_proxy_enum_params((struct pw_port_proxy*)proxy, 0,
SPA_PARAM_EnumFormat, 0, -1, NULL);
/* Call the parent interface */
proxy_port_parent_interface->init_async (initable, io_priority, cancellable,
callback, data);
}
static void
wp_proxy_port_async_initable_init (gpointer iface, gpointer iface_data)
{
GAsyncInitableIface *ai_iface = iface;
/* Set the parent interface */
proxy_port_parent_interface = g_type_interface_peek_parent (iface);
/* Only set the init_async */
ai_iface->init_async = wp_proxy_port_init_async;

View file

@ -21,9 +21,6 @@ struct _WpProxyPrivate
/* The proxy listener */
struct spa_hook listener;
/* The done info */
GTask *done_task;
};
enum {
@ -58,21 +55,8 @@ proxy_event_destroy (void *data)
static void
proxy_event_done (void *data, int seq)
{
WpProxyPrivate *self = wp_proxy_get_instance_private (WP_PROXY(data));
/* Emit the done signal */
g_signal_emit (data, wp_proxy_signals[SIGNAL_DONE], 0);
/* Make sure the task is valid */
if (!self->done_task)
return;
/* Execute the task */
g_task_return_boolean (self->done_task, TRUE);
/* Clean up */
g_object_unref (self->done_task);
self->done_task = NULL;
}
static const struct pw_proxy_events proxy_events = {
@ -81,6 +65,15 @@ static const struct pw_proxy_events proxy_events = {
.done = proxy_event_done,
};
static void
wp_proxy_constructed (GObject * object)
{
WpProxyPrivate *self = wp_proxy_get_instance_private (WP_PROXY(object));
/* Add the event listener */
pw_proxy_add_listener (self->proxy, &self->listener, &proxy_events, object);
}
static void
wp_proxy_finalize (GObject * object)
{
@ -136,22 +129,6 @@ wp_proxy_get_property (GObject * object, guint property_id, GValue * value,
}
}
static void
wp_proxy_init_async (GAsyncInitable *initable, int io_priority,
GCancellable *cancellable, GAsyncReadyCallback callback, gpointer data)
{
WpProxyPrivate *self = wp_proxy_get_instance_private (WP_PROXY(initable));
/* Create the async task */
self->done_task = g_task_new (initable, cancellable, callback, data);
/* Add the event listener */
pw_proxy_add_listener (self->proxy, &self->listener, &proxy_events, initable);
/* Trigger the done callback */
wp_proxy_sync(WP_PROXY(initable));
}
static gboolean
wp_proxy_init_finish (GAsyncInitable *initable, GAsyncResult *result,
GError **error)
@ -166,7 +143,7 @@ wp_proxy_async_initable_init (gpointer iface, gpointer iface_data)
{
GAsyncInitableIface *ai_iface = iface;
ai_iface->init_async = wp_proxy_init_async;
/* The init_async must be implemented in the derived classes */
ai_iface->init_finish = wp_proxy_init_finish;
}
@ -180,6 +157,7 @@ wp_proxy_class_init (WpProxyClass * klass)
{
GObjectClass *object_class = (GObjectClass *) klass;
object_class->constructed = wp_proxy_constructed;
object_class->finalize = wp_proxy_finalize;
object_class->get_property = wp_proxy_get_property;
object_class->set_property = wp_proxy_set_property;

View file

@ -13,6 +13,7 @@
#include "module.h"
#include "policy.h"
#include "proxy.h"
#include "proxy-link.h"
#include "proxy-node.h"
#include "proxy-port.h"
#include "remote.h"

View file

@ -80,8 +80,9 @@ on_node_added (WpRemotePipewire *rp, guint id, guint parent_id, gconstpointer p,
/* Set the properties */
g_variant_builder_init (&b, G_VARIANT_TYPE_VARDICT);
g_variant_builder_add (&b, "{sv}",
"name", name ? g_variant_new_string (name) :
g_variant_new_take_string (g_strdup_printf ("Stream %u", id)));
"name", name ?
g_variant_new_take_string (g_strdup_printf ("Stream %u (%s)", id, name)) :
g_variant_new_take_string (g_strdup_printf ("Stream %u", id)));
g_variant_builder_add (&b, "{sv}",
"media-class", g_variant_new_string (media_class));
g_variant_builder_add (&b, "{sv}",

View file

@ -27,8 +27,18 @@ struct _WpPipewireSimpleEndpointLink
{
WpEndpointLink parent;
/* The wireplumber core */
/* Props */
GWeakRef core;
guint link_count;
/* The task to signal the simple endpoint link is initialized */
GTask *init_task;
/* Handler */
gulong proxy_done_handler_id;
/* The link proxies */
GPtrArray *link_proxies;
};
enum {
@ -36,17 +46,55 @@ enum {
PROP_CORE,
};
static GAsyncInitableIface *wp_simple_endpoint_link_parent_interface = NULL;
static void wp_simple_endpoint_link_async_initable_init (gpointer iface,
gpointer iface_data);
G_DECLARE_FINAL_TYPE (WpPipewireSimpleEndpointLink,
simple_endpoint_link, WP_PIPEWIRE, SIMPLE_ENDPOINT_LINK, WpEndpointLink)
G_DEFINE_TYPE (WpPipewireSimpleEndpointLink,
simple_endpoint_link, WP_TYPE_ENDPOINT_LINK)
G_DEFINE_TYPE_WITH_CODE (WpPipewireSimpleEndpointLink, simple_endpoint_link,
WP_TYPE_ENDPOINT_LINK,
G_IMPLEMENT_INTERFACE (G_TYPE_ASYNC_INITABLE,
wp_simple_endpoint_link_async_initable_init))
static void
wp_simple_endpoint_link_init_async (GAsyncInitable *initable, int io_priority,
GCancellable *cancellable, GAsyncReadyCallback callback, gpointer data)
{
WpPipewireSimpleEndpointLink *self =
WP_PIPEWIRE_SIMPLE_ENDPOINT_LINK (initable);
/* Create the async task */
self->init_task = g_task_new (initable, cancellable, callback, data);
/* Call the parent interface */
wp_simple_endpoint_link_parent_interface->init_async (initable,
io_priority, cancellable, callback, data);
}
static void
wp_simple_endpoint_link_async_initable_init (gpointer iface,
gpointer iface_data)
{
GAsyncInitableIface *ai_iface = iface;
/* Set the parent interface */
wp_simple_endpoint_link_parent_interface =
g_type_interface_peek_parent (iface);
/* Only set the init_async */
ai_iface->init_async = wp_simple_endpoint_link_init_async;
}
static void
simple_endpoint_link_init (WpPipewireSimpleEndpointLink * self)
{
/* Init the core weak reference */
g_weak_ref_init (&self->core, NULL);
/* Init the list of link proxies */
self->link_proxies = g_ptr_array_new_full(2, (GDestroyNotify)g_object_unref);
}
static void
@ -54,6 +102,15 @@ simple_endpoint_link_finalize (GObject * object)
{
WpPipewireSimpleEndpointLink *self = WP_PIPEWIRE_SIMPLE_ENDPOINT_LINK(object);
/* Destroy the init task */
g_clear_object(&self->init_task);
/* Destroy the proxies port */
if (self->link_proxies) {
g_ptr_array_free(self->link_proxies, TRUE);
self->link_proxies = NULL;
}
/* Clear the core weak reference */
g_weak_ref_clear (&self->core);
}
@ -92,6 +149,37 @@ simple_endpoint_link_get_property (GObject * object, guint property_id,
}
}
static void
finish_simple_endpoint_link_creation(WpPipewireSimpleEndpointLink *self)
{
/* Don't do anything if the link has already been initialized */
if (!self->init_task)
return;
/* Finish the creation of the audio dsp */
g_task_return_boolean (self->init_task, TRUE);
g_clear_object(&self->init_task);
}
static void
on_proxy_link_created(GObject *initable, GAsyncResult *res, gpointer data)
{
WpPipewireSimpleEndpointLink *self = data;
WpProxyLink *proxy_link = NULL;
/* Get the link */
proxy_link = wp_proxy_link_new_finish(initable, res, NULL);
g_return_if_fail (proxy_link);
/* Add the proxy link to the array */
g_ptr_array_add(self->link_proxies, proxy_link);
self->link_count--;
/* Finish the simple endpoint link creation if all links have been created */
if (self->link_count == 0)
finish_simple_endpoint_link_creation (self);
}
static gboolean
simple_endpoint_link_create (WpEndpointLink * epl, GVariant * src_data,
GVariant * sink_data, GError ** error)
@ -105,6 +193,7 @@ simple_endpoint_link_create (WpEndpointLink * epl, GVariant * src_data,
GVariantIter *out_iter, *in_iter;
guint64 out_ptr, in_ptr;
GHashTable *linked_ports = NULL;
struct pw_proxy *proxy;
/* Get the remote pipewire */
remote_pipewire = wp_core_get_global (core, WP_GLOBAL_REMOTE_PIPEWIRE);
@ -152,8 +241,12 @@ simple_endpoint_link_create (WpEndpointLink * epl, GVariant * src_data,
pw_properties_setf(props, PW_LINK_INPUT_PORT_ID, "%d", in_id);
/* Create the link */
wp_remote_pipewire_create_object(remote_pipewire, "link-factory",
proxy = wp_remote_pipewire_create_object(remote_pipewire, "link-factory",
PW_TYPE_INTERFACE_Link, &props->dict);
g_return_val_if_fail (proxy, FALSE);
wp_proxy_link_new (pw_proxy_get_id(proxy), proxy, on_proxy_link_created,
self);
self->link_count++;
/* Insert the port id in the hash table to know it is linked */
g_hash_table_insert (linked_ports, GUINT_TO_POINTER(in_id), NULL);
@ -172,9 +265,15 @@ simple_endpoint_link_create (WpEndpointLink * epl, GVariant * src_data,
}
static void
simple_endpoint_link_destroy (WpEndpointLink * self)
simple_endpoint_link_destroy (WpEndpointLink * epl)
{
/* TODO destroy pw_links */
WpPipewireSimpleEndpointLink *self = WP_PIPEWIRE_SIMPLE_ENDPOINT_LINK(epl);
/* Destroy the proxies port */
if (self->link_proxies) {
g_ptr_array_free(self->link_proxies, TRUE);
self->link_proxies = NULL;
}
}
static void

View file

@ -282,6 +282,10 @@ simple_policy_handle_endpoint (WpPolicy *policy, WpEndpoint *ep)
return FALSE;
}
/* Unlink the target if it is already linked */
if (wp_endpoint_is_linked (target))
wp_endpoint_unlink (target);
/* Link the client with the target */
if (is_sink) {
wp_endpoint_link_new (core, target, 0, ep, stream_id,