mirror of
https://gitlab.freedesktop.org/pipewire/pipewire.git
synced 2025-11-03 09:01:54 -05:00
Initial commit
This commit is contained in:
Wim Taymans
commit
3fba92fb74
41 changed files with 5544 additions and 0 deletions
502
src/client/pv-context.c
Normal file
502
src/client/pv-context.c
Normal file
|
|
@ -0,0 +1,502 @@
|
|||
/* Pulsevideo
|
||||
* Copyright (C) 2015 Wim Taymans <wim.taymans@gmail.com>
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Library General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2 of the License, or (at your option) any later version.
|
||||
*
|
||||
* This library is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Library General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Library General Public
|
||||
* License along with this library; if not, write to the
|
||||
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
|
||||
* Boston, MA 02110-1301, USA.
|
||||
*/
|
||||
|
||||
#include "server/pv-daemon.h"
|
||||
|
||||
#include "client/pv-context.h"
|
||||
#include "client/pv-enumtypes.h"
|
||||
#include "client/pv-subscribe.h"
|
||||
|
||||
#include "dbus/org-pulsevideo.h"
|
||||
|
||||
struct _PvContextPrivate
|
||||
{
|
||||
gchar *name;
|
||||
GVariant *properties;
|
||||
|
||||
guint id;
|
||||
GDBusConnection *connection;
|
||||
|
||||
PvContextFlags flags;
|
||||
PvContextState state;
|
||||
|
||||
PvDaemon1 *daemon;
|
||||
|
||||
gchar *client_path;
|
||||
PvClient1 *client;
|
||||
|
||||
PvSubscriptionFlags subscription_mask;
|
||||
GDBusObjectManager *client_manager;
|
||||
};
|
||||
|
||||
|
||||
#define PV_CONTEXT_GET_PRIVATE(obj) \
|
||||
(G_TYPE_INSTANCE_GET_PRIVATE ((obj), PV_TYPE_CONTEXT, PvContextPrivate))
|
||||
|
||||
G_DEFINE_TYPE (PvContext, pv_context, G_TYPE_OBJECT);
|
||||
|
||||
enum
|
||||
{
|
||||
PROP_0,
|
||||
PROP_NAME,
|
||||
PROP_PROPERTIES,
|
||||
PROP_STATE,
|
||||
PROP_SUBSCRIPTION_MASK,
|
||||
PROP_CONNECTION,
|
||||
PROP_CLIENT_PATH
|
||||
};
|
||||
|
||||
enum
|
||||
{
|
||||
SIGNAL_SUBSCRIPTION_EVENT,
|
||||
LAST_SIGNAL
|
||||
};
|
||||
|
||||
static guint signals[LAST_SIGNAL] = { 0 };
|
||||
|
||||
#include "pv-subscribe.c"
|
||||
|
||||
static void
|
||||
pv_context_get_property (GObject *_object,
|
||||
guint prop_id,
|
||||
GValue *value,
|
||||
GParamSpec *pspec)
|
||||
{
|
||||
PvContext *context = PV_CONTEXT (_object);
|
||||
PvContextPrivate *priv = context->priv;
|
||||
|
||||
switch (prop_id) {
|
||||
case PROP_NAME:
|
||||
g_value_set_string (value, priv->name);
|
||||
break;
|
||||
|
||||
case PROP_PROPERTIES:
|
||||
g_value_set_variant (value, priv->properties);
|
||||
break;
|
||||
|
||||
case PROP_STATE:
|
||||
g_value_set_enum (value, priv->state);
|
||||
break;
|
||||
|
||||
case PROP_SUBSCRIPTION_MASK:
|
||||
g_value_set_flags (value, priv->subscription_mask);
|
||||
break;
|
||||
|
||||
case PROP_CONNECTION:
|
||||
g_value_set_object (value, priv->connection);
|
||||
break;
|
||||
|
||||
case PROP_CLIENT_PATH:
|
||||
g_value_set_string (value, priv->client_path);
|
||||
break;
|
||||
|
||||
default:
|
||||
G_OBJECT_WARN_INVALID_PROPERTY_ID (context, prop_id, pspec);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
pv_context_set_property (GObject *_object,
|
||||
guint prop_id,
|
||||
const GValue *value,
|
||||
GParamSpec *pspec)
|
||||
{
|
||||
PvContext *context = PV_CONTEXT (_object);
|
||||
PvContextPrivate *priv = context->priv;
|
||||
|
||||
switch (prop_id) {
|
||||
case PROP_NAME:
|
||||
g_free (priv->name);
|
||||
priv->name = g_value_dup_string (value);
|
||||
break;
|
||||
|
||||
case PROP_PROPERTIES:
|
||||
if (priv->properties)
|
||||
g_variant_unref (priv->properties);
|
||||
priv->properties = g_value_dup_variant (value);
|
||||
break;
|
||||
|
||||
case PROP_SUBSCRIPTION_MASK:
|
||||
priv->subscription_mask = g_value_get_flags (value);
|
||||
break;
|
||||
|
||||
default:
|
||||
G_OBJECT_WARN_INVALID_PROPERTY_ID (context, prop_id, pspec);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
pv_context_class_init (PvContextClass * klass)
|
||||
{
|
||||
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
|
||||
|
||||
g_type_class_add_private (klass, sizeof (PvContextPrivate));
|
||||
|
||||
gobject_class->set_property = pv_context_set_property;
|
||||
gobject_class->get_property = pv_context_get_property;
|
||||
|
||||
/**
|
||||
* PvContext:name
|
||||
*
|
||||
* The application name of the context.
|
||||
*/
|
||||
g_object_class_install_property (gobject_class,
|
||||
PROP_NAME,
|
||||
g_param_spec_string ("name",
|
||||
"Name",
|
||||
"The application name",
|
||||
NULL,
|
||||
G_PARAM_READWRITE |
|
||||
G_PARAM_STATIC_STRINGS));
|
||||
/**
|
||||
* PvContext:properties
|
||||
*
|
||||
* Properties of the context.
|
||||
*/
|
||||
g_object_class_install_property (gobject_class,
|
||||
PROP_PROPERTIES,
|
||||
g_param_spec_variant ("properties",
|
||||
"Properties",
|
||||
"Extra properties",
|
||||
G_VARIANT_TYPE_VARIANT,
|
||||
NULL,
|
||||
G_PARAM_READWRITE |
|
||||
G_PARAM_STATIC_STRINGS));
|
||||
/**
|
||||
* PvContext:state
|
||||
*
|
||||
* The state of the context.
|
||||
*/
|
||||
g_object_class_install_property (gobject_class,
|
||||
PROP_STATE,
|
||||
g_param_spec_enum ("state",
|
||||
"State",
|
||||
"The context state",
|
||||
PV_TYPE_CONTEXT_STATE,
|
||||
PV_CONTEXT_STATE_UNCONNECTED,
|
||||
G_PARAM_READABLE |
|
||||
G_PARAM_STATIC_STRINGS));
|
||||
/**
|
||||
* PvContext:subscription-mask
|
||||
*
|
||||
* A mask for what object notifications will be signaled with
|
||||
* PvContext:subscription-event
|
||||
*/
|
||||
g_object_class_install_property (gobject_class,
|
||||
PROP_SUBSCRIPTION_MASK,
|
||||
g_param_spec_flags ("subscription-mask",
|
||||
"Subscription Mask",
|
||||
"The object to receive subscription events of",
|
||||
PV_TYPE_SUBSCRIPTION_FLAGS,
|
||||
0,
|
||||
G_PARAM_READWRITE |
|
||||
G_PARAM_STATIC_STRINGS));
|
||||
/**
|
||||
* PvContext:connection
|
||||
*
|
||||
* The connection of the context.
|
||||
*/
|
||||
g_object_class_install_property (gobject_class,
|
||||
PROP_CONNECTION,
|
||||
g_param_spec_object ("connection",
|
||||
"Connection",
|
||||
"The DBus connection",
|
||||
G_TYPE_DBUS_CONNECTION,
|
||||
G_PARAM_READABLE |
|
||||
G_PARAM_STATIC_STRINGS));
|
||||
/**
|
||||
* PvContext:client-path
|
||||
*
|
||||
* The client object path of the context.
|
||||
*/
|
||||
g_object_class_install_property (gobject_class,
|
||||
PROP_CLIENT_PATH,
|
||||
g_param_spec_string ("client-path",
|
||||
"Client Path",
|
||||
"The client object path",
|
||||
NULL,
|
||||
G_PARAM_READABLE |
|
||||
G_PARAM_STATIC_STRINGS));
|
||||
/**
|
||||
* PvContext:subscription-event
|
||||
* @context: The #PvContext emitting the signal.
|
||||
* @event: A #PvSubscriptionEvent
|
||||
* @flags: #PvSubscriptionFlags indicating the object
|
||||
* @path: the object path
|
||||
*
|
||||
* Notify about a new object that was added/removed/modified.
|
||||
*/
|
||||
signals[SIGNAL_SUBSCRIPTION_EVENT] = g_signal_new ("subscription-event",
|
||||
G_TYPE_FROM_CLASS (klass),
|
||||
G_SIGNAL_RUN_LAST,
|
||||
0,
|
||||
NULL,
|
||||
NULL,
|
||||
g_cclosure_marshal_generic,
|
||||
G_TYPE_NONE,
|
||||
3,
|
||||
PV_TYPE_SUBSCRIPTION_EVENT,
|
||||
PV_TYPE_SUBSCRIPTION_FLAGS,
|
||||
G_TYPE_STRING);
|
||||
}
|
||||
|
||||
static void
|
||||
pv_context_init (PvContext * context)
|
||||
{
|
||||
PvContextPrivate *priv = context->priv = PV_CONTEXT_GET_PRIVATE (context);
|
||||
|
||||
priv->state = PV_CONTEXT_STATE_UNCONNECTED;
|
||||
}
|
||||
|
||||
/**
|
||||
* pv_context_new:
|
||||
* @name: an application name
|
||||
* @properties: optional properties
|
||||
*
|
||||
* Make a new unconnected #PvContext
|
||||
*
|
||||
* Returns: a new unconnected #PvContext
|
||||
*/
|
||||
PvContext *
|
||||
pv_context_new (const gchar *name, GVariant *properties)
|
||||
{
|
||||
return g_object_new (PV_TYPE_CONTEXT, "name", name, "properties", properties, NULL);
|
||||
}
|
||||
|
||||
static void
|
||||
context_set_state (PvContext *context, PvContextState state)
|
||||
{
|
||||
if (context->priv->state != state) {
|
||||
context->priv->state = state;
|
||||
g_object_notify (G_OBJECT (context), "state");
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* pv_context_get_state:
|
||||
* @context: a #PvContext
|
||||
*
|
||||
* Get the state of @context.
|
||||
*
|
||||
* Returns: the state of @context
|
||||
*/
|
||||
PvContextState
|
||||
pv_context_get_state (PvContext *context)
|
||||
{
|
||||
PvContextPrivate *priv;
|
||||
|
||||
g_return_val_if_fail (PV_IS_CONTEXT (context), PV_CONTEXT_STATE_ERROR);
|
||||
priv = context->priv;
|
||||
|
||||
return priv->state;
|
||||
}
|
||||
|
||||
static void
|
||||
on_client_proxy (GObject *source_object,
|
||||
GAsyncResult *res,
|
||||
gpointer user_data)
|
||||
{
|
||||
PvContext *context = user_data;
|
||||
PvContextPrivate *priv = context->priv;
|
||||
GError *error = NULL;
|
||||
|
||||
priv->client = pv_client1_proxy_new_finish (res, &error);
|
||||
if (priv->client == NULL) {
|
||||
context_set_state (context, PV_CONTEXT_STATE_ERROR);
|
||||
g_error ("failed to get client proxy: %s", error->message);
|
||||
g_clear_error (&error);
|
||||
return;
|
||||
}
|
||||
context_set_state (context, PV_CONTEXT_STATE_READY);
|
||||
}
|
||||
|
||||
static void
|
||||
on_client_connected (GObject *source_object,
|
||||
GAsyncResult *res,
|
||||
gpointer user_data)
|
||||
{
|
||||
PvContext *context = user_data;
|
||||
PvContextPrivate *priv = context->priv;
|
||||
GError *error = NULL;
|
||||
|
||||
if (!pv_daemon1_call_connect_client_finish (priv->daemon, &priv->client_path, res, &error)) {
|
||||
context_set_state (context, PV_CONTEXT_STATE_ERROR);
|
||||
g_error ("failed to connect client: %s", error->message);
|
||||
g_clear_error (&error);
|
||||
return;
|
||||
}
|
||||
|
||||
pv_client1_proxy_new (priv->connection,
|
||||
G_DBUS_PROXY_FLAGS_NONE,
|
||||
PV_DBUS_SERVICE,
|
||||
priv->client_path,
|
||||
NULL,
|
||||
on_client_proxy,
|
||||
context);
|
||||
}
|
||||
|
||||
static void
|
||||
on_daemon_connected (GObject *source_object,
|
||||
GAsyncResult *res,
|
||||
gpointer user_data)
|
||||
{
|
||||
PvContext *context = user_data;
|
||||
PvContextPrivate *priv = context->priv;
|
||||
GError *error = NULL;
|
||||
|
||||
priv->daemon = pv_daemon1_proxy_new_finish (res, &error);
|
||||
if (priv->daemon == NULL) {
|
||||
context_set_state (context, PV_CONTEXT_STATE_ERROR);
|
||||
g_error ("failed to get daemon: %s", error->message);
|
||||
g_clear_error (&error);
|
||||
return;
|
||||
}
|
||||
|
||||
context_set_state (context, PV_CONTEXT_STATE_REGISTERING);
|
||||
|
||||
{
|
||||
GVariantBuilder builder;
|
||||
|
||||
g_variant_builder_init (&builder, G_VARIANT_TYPE ("a{sv}"));
|
||||
g_variant_builder_add (&builder, "{sv}", "name", g_variant_new_string ("hello"));
|
||||
|
||||
pv_daemon1_call_connect_client (priv->daemon,
|
||||
g_variant_builder_end (&builder), /* GVariant *arg_properties */
|
||||
NULL, /* GCancellable *cancellable */
|
||||
on_client_connected,
|
||||
context);
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
on_name_appeared (GDBusConnection *connection,
|
||||
const gchar *name,
|
||||
const gchar *name_owner,
|
||||
gpointer user_data)
|
||||
{
|
||||
PvContext *context = user_data;
|
||||
PvContextPrivate *priv = context->priv;
|
||||
|
||||
priv->connection = connection;
|
||||
|
||||
install_subscription (context);
|
||||
|
||||
pv_daemon1_proxy_new (priv->connection,
|
||||
G_DBUS_PROXY_FLAGS_NONE,
|
||||
name,
|
||||
PV_DBUS_OBJECT_SERVER,
|
||||
NULL,
|
||||
on_daemon_connected,
|
||||
user_data);
|
||||
}
|
||||
|
||||
static void
|
||||
on_name_vanished (GDBusConnection *connection,
|
||||
const gchar *name,
|
||||
gpointer user_data)
|
||||
{
|
||||
PvContext *context = user_data;
|
||||
PvContextPrivate *priv = context->priv;
|
||||
|
||||
uninstall_subscription (context);
|
||||
|
||||
priv->connection = connection;
|
||||
|
||||
if (priv->flags & PV_CONTEXT_FLAGS_NOFAIL) {
|
||||
context_set_state (context, PV_CONTEXT_STATE_CONNECTING);
|
||||
} else {
|
||||
context_set_state (context, PV_CONTEXT_STATE_ERROR);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* pv_context_connect:
|
||||
* @context: a #PvContext
|
||||
* @flags: #PvContextFlags
|
||||
*
|
||||
* Connect to the daemon with @flags
|
||||
*
|
||||
* Returns: %TRUE on success.
|
||||
*/
|
||||
gboolean
|
||||
pv_context_connect (PvContext *context, PvContextFlags flags)
|
||||
{
|
||||
PvContextPrivate *priv;
|
||||
GBusNameWatcherFlags nw_flags;
|
||||
|
||||
g_return_val_if_fail (PV_IS_CONTEXT (context), FALSE);
|
||||
|
||||
priv = context->priv;
|
||||
g_return_val_if_fail (priv->connection == NULL, FALSE);
|
||||
|
||||
priv->flags = flags;
|
||||
|
||||
context_set_state (context, PV_CONTEXT_STATE_CONNECTING);
|
||||
|
||||
nw_flags = G_BUS_NAME_WATCHER_FLAGS_NONE;
|
||||
if (!(flags & PV_CONTEXT_FLAGS_NOAUTOSPAWN))
|
||||
nw_flags = G_BUS_NAME_WATCHER_FLAGS_AUTO_START;
|
||||
|
||||
priv->id = g_bus_watch_name (G_BUS_TYPE_SESSION,
|
||||
PV_DBUS_SERVICE,
|
||||
nw_flags,
|
||||
on_name_appeared,
|
||||
on_name_vanished,
|
||||
context,
|
||||
NULL);
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
/**
|
||||
* pv_context_get_connection:
|
||||
* @context: a #PvContext
|
||||
*
|
||||
* Get the #GDBusConnection of @context.
|
||||
*
|
||||
* Returns: the #GDBusConnection of @context or %NULL when not connected.
|
||||
*/
|
||||
GDBusConnection *
|
||||
pv_context_get_connection (PvContext *context)
|
||||
{
|
||||
g_return_val_if_fail (PV_IS_CONTEXT (context), NULL);
|
||||
|
||||
return context->priv->connection;
|
||||
}
|
||||
|
||||
/**
|
||||
* pv_context_get_client_path:
|
||||
* @context: a #PvContext
|
||||
*
|
||||
* Get the client object path that @context is registered with
|
||||
*
|
||||
* Returns: the client object path of @context or %NULL when not
|
||||
* registered.
|
||||
*/
|
||||
const gchar *
|
||||
pv_context_get_client_path (PvContext *context)
|
||||
{
|
||||
g_return_val_if_fail (PV_IS_CONTEXT (context), NULL);
|
||||
|
||||
return context->priv->client_path;
|
||||
}
|
||||
|
||||
Loading…
Add table
Add a link
Reference in a new issue