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GDBusObjectProxy: Add locking

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Signed-off-by: David Zeuthen <davidz@redhat.com>
This commit is contained in:
David Zeuthen 2011-08-29 15:29:27 -04:00
parent dc38967fd3
commit fcefc71d59
1 changed files with 54 additions and 8 deletions
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62
gio/gdbusobjectproxy.c
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@ -46,6 +46,7 @@
struct _GDBusObjectProxyPrivate
{
GMutex *lock;
GHashTable *map_name_to_iface;
gchar *object_path;
GDBusConnection *connection;
@ -70,6 +71,8 @@ g_dbus_object_proxy_finalize (GObject *object)
g_hash_table_unref (proxy->priv->map_name_to_iface);
g_mutex_free (proxy->priv->lock);
if (G_OBJECT_CLASS (g_dbus_object_proxy_parent_class)->finalize != NULL)
G_OBJECT_CLASS (g_dbus_object_proxy_parent_class)->finalize (object);
}
@ -85,7 +88,9 @@ g_dbus_object_proxy_get_property (GObject *object,
switch (prop_id)
{
case PROP_OBJECT_PATH:
g_mutex_lock (proxy->priv->lock);
g_value_set_string (value, proxy->priv->object_path);
g_mutex_unlock (proxy->priv->lock);
break;
case PROP_CONNECTION:
@ -109,11 +114,15 @@ g_dbus_object_proxy_set_property (GObject *object,
switch (prop_id)
{
case PROP_OBJECT_PATH:
g_mutex_lock (proxy->priv->lock);
proxy->priv->object_path = g_value_dup_string (value);
g_mutex_unlock (proxy->priv->lock);
break;
case PROP_CONNECTION:
g_mutex_lock (proxy->priv->lock);
proxy->priv->connection = g_value_dup_object (value);
g_mutex_unlock (proxy->priv->lock);
break;
default:
@ -174,6 +183,7 @@ g_dbus_object_proxy_init (GDBusObjectProxy *proxy)
proxy->priv = G_TYPE_INSTANCE_GET_PRIVATE (proxy,
G_TYPE_DBUS_OBJECT_PROXY,
GDBusObjectProxyPrivate);
proxy->priv->lock = g_mutex_new ();
proxy->priv->map_name_to_iface = g_hash_table_new_full (g_str_hash,
g_str_equal,
g_free,
@ -184,7 +194,11 @@ static const gchar *
g_dbus_object_proxy_get_object_path (GDBusObject *object)
{
GDBusObjectProxy *proxy = G_DBUS_OBJECT_PROXY (object);
return proxy->priv->object_path;
const gchar *ret;
g_mutex_lock (proxy->priv->lock);
ret = proxy->priv->object_path;
g_mutex_unlock (proxy->priv->lock);
return ret;
}
/**
@ -201,8 +215,12 @@ g_dbus_object_proxy_get_object_path (GDBusObject *object)
GDBusConnection *
g_dbus_object_proxy_get_connection (GDBusObjectProxy *proxy)
{
GDBusConnection *ret;
g_return_val_if_fail (G_IS_DBUS_OBJECT_PROXY (proxy), NULL);
return proxy->priv->connection;
g_mutex_lock (proxy->priv->lock);
ret = proxy->priv->connection;
g_mutex_unlock (proxy->priv->lock);
return ret;
}
static GDBusInterface *
@ -215,9 +233,12 @@ g_dbus_object_proxy_get_interface (GDBusObject *object,
g_return_val_if_fail (G_IS_DBUS_OBJECT_PROXY (proxy), NULL);
g_return_val_if_fail (g_dbus_is_interface_name (interface_name), NULL);
g_mutex_lock (proxy->priv->lock);
ret = g_hash_table_lookup (proxy->priv->map_name_to_iface, interface_name);
if (ret != NULL)
g_object_ref (ret);
g_mutex_unlock (proxy->priv->lock);
return (GDBusInterface *) ret; /* TODO: proper cast */
}
@ -226,16 +247,15 @@ g_dbus_object_proxy_get_interfaces (GDBusObject *object)
{
GDBusObjectProxy *proxy = G_DBUS_OBJECT_PROXY (object);
GList *ret;
GHashTableIter iter;
GDBusProxy *interface_proxy;
g_return_val_if_fail (G_IS_DBUS_OBJECT_PROXY (proxy), NULL);
ret = NULL;
g_hash_table_iter_init (&iter, proxy->priv->map_name_to_iface);
while (g_hash_table_iter_next (&iter, NULL, (gpointer) &interface_proxy))
ret = g_list_prepend (ret, g_object_ref (interface_proxy));
g_mutex_lock (proxy->priv->lock);
ret = g_hash_table_get_values (proxy->priv->map_name_to_iface);
g_list_foreach (ret, (GFunc) g_object_ref, NULL);
g_mutex_unlock (proxy->priv->lock);
return ret;
}
@ -271,16 +291,35 @@ _g_dbus_object_proxy_add_interface (GDBusObjectProxy *proxy,
GDBusProxy *interface_proxy)
{
const gchar *interface_name;
GDBusProxy *interface_proxy_to_remove;
g_return_if_fail (G_IS_DBUS_OBJECT_PROXY (proxy));
g_return_if_fail (G_IS_DBUS_PROXY (interface_proxy));
g_mutex_lock (proxy->priv->lock);
interface_name = g_dbus_proxy_get_interface_name (interface_proxy);
_g_dbus_object_proxy_remove_interface (proxy, interface_name);
interface_proxy_to_remove = g_hash_table_lookup (proxy->priv->map_name_to_iface, interface_name);
if (interface_proxy_to_remove != NULL)
{
g_object_ref (interface_proxy_to_remove);
g_warn_if_fail (g_hash_table_remove (proxy->priv->map_name_to_iface, interface_name));
}
g_hash_table_insert (proxy->priv->map_name_to_iface,
g_strdup (interface_name),
g_object_ref (interface_proxy));
g_object_ref (interface_proxy);
g_mutex_unlock (proxy->priv->lock);
if (interface_proxy_to_remove != NULL)
{
g_signal_emit_by_name (proxy, "interface-removed", interface_proxy_to_remove);
g_object_unref (interface_proxy_to_remove);
}
g_signal_emit_by_name (proxy, "interface-added", interface_proxy);
g_object_unref (interface_proxy);
}
void
@ -292,14 +331,21 @@ _g_dbus_object_proxy_remove_interface (GDBusObjectProxy *proxy,
g_return_if_fail (G_IS_DBUS_OBJECT_PROXY (proxy));
g_return_if_fail (g_dbus_is_interface_name (interface_name));
g_mutex_lock (proxy->priv->lock);
interface_proxy = g_hash_table_lookup (proxy->priv->map_name_to_iface, interface_name);
if (interface_proxy != NULL)
{
g_object_ref (interface_proxy);
g_warn_if_fail (g_hash_table_remove (proxy->priv->map_name_to_iface, interface_name));
g_mutex_unlock (proxy->priv->lock);
g_signal_emit_by_name (proxy, "interface-removed", interface_proxy);
g_object_unref (interface_proxy);
}
else
{
g_mutex_unlock (proxy->priv->lock);
}
}
static void