struct netlink_info *netlink_new(int protocol)
{
struct netlink_info *netlink;
int sk;
netlink = g_try_new0(struct netlink_info, 1);
if (!netlink)
return NULL;
netlink->next_seq = 1;
netlink->next_command_id = 1;
netlink->next_notify_id = 1;
sk = create_netlink_socket(protocol, &netlink->pid);
if (sk < 0) {
g_free(netlink);
return NULL;
}
netlink->channel = g_io_channel_unix_new(sk);
g_io_channel_set_close_on_unref(netlink->channel, TRUE);
g_io_channel_set_encoding(netlink->channel, NULL, NULL);
g_io_channel_set_buffered(netlink->channel, FALSE);
g_io_add_watch(netlink->channel, G_IO_IN, can_read_data, netlink);
g_io_add_watch(netlink->channel, G_IO_NVAL | G_IO_HUP | G_IO_ERR,
netlink_event, netlink);
netlink->command_queue = g_queue_new();
netlink->command_pending = g_hash_table_new(g_direct_hash,
g_direct_equal);
netlink->command_lookup = g_hash_table_new(g_direct_hash,
g_direct_equal);
netlink->notify_groups = g_hash_table_new(g_direct_hash,
g_direct_equal);
netlink->notify_lookup = g_hash_table_new(g_direct_hash,
g_direct_equal);
return netlink;
}
/* Constructor, kicks off bootstrapping */
static void
gupnp_linux_context_manager_constructed (GObject *object)
{
GObjectClass *parent_class;
GUPnPLinuxContextManager *self;
GError *error = NULL;
self = GUPNP_LINUX_CONTEXT_MANAGER (object);
if (!create_ioctl_socket (self, &error))
goto cleanup;
if (!create_netlink_socket (self, &error))
goto cleanup;
self->priv->bootstrap_source =
g_idle_source_new ();
g_source_attach (self->priv->bootstrap_source,
g_main_context_get_thread_default ());
g_source_set_callback (self->priv->bootstrap_source,
(GSourceFunc) on_bootstrap,
self,
NULL);
cleanup:
if (error) {
if (self->priv->fd > 0)
close (self->priv->fd);
g_warning ("Failed to setup Linux context manager: %s",
error->message);
g_error_free (error);
}
/* Chain-up */
parent_class = G_OBJECT_CLASS (gupnp_linux_context_manager_parent_class);
if (parent_class->constructed)
parent_class->constructed (object);
}
