static gboolean ts_recheck(gpointer user_data)
{
GSList *ts;
ts = __connman_timeserver_get_all(__connman_service_get_default());
if (!ts) {
DBG("timeservers disabled");
return TRUE;
}
if (g_strcmp0(ts_current, ts->data) != 0) {
DBG("current %s preferred %s", ts_current, (char *)ts->data);
g_slist_free_full(ts, g_free);
__connman_timeserver_sync(NULL);
return FALSE;
}
DBG("");
g_slist_free_full(ts, g_free);
return TRUE;
}
static void update_ipconfig(struct connman_service *service,
struct connman_ipconfig *ipconfig)
{
if (service == NULL || service != __connman_service_get_default())
return;
if (ipconfig != __connman_service_get_ip6config(service))
return;
if (__connman_ipconfig_ipv6_is_enabled(ipconfig) == FALSE) {
if (default_interface != NULL) {
int ifindex;
ifindex = connman_inet_ifindex(default_interface);
__connman_dhcpv6_stop_pd(ifindex);
g_free(default_interface);
default_interface = NULL;
}
DBG("No IPv6 support for interface %s",
__connman_ipconfig_get_ifname(ipconfig));
return;
}
/*
* Did we had PD activated already? If not, then start it.
*/
if (default_interface == NULL) {
DBG("IPv6 ipconfig %p changed for interface %s", ipconfig,
__connman_ipconfig_get_ifname(ipconfig));
setup_prefix_delegation(service);
}
}
static void dhcpv6_renew_callback(struct connman_network *network,
connman_bool_t success, gpointer data)
{
DBG("network %p success %d data %p", network, success, data);
if (success == TRUE)
dhcpv6_callback(network, success, data);
else
setup_prefix_delegation(__connman_service_get_default());
}
static void dhcpv6_renew_callback(struct connman_network *network,
enum __connman_dhcpv6_status status,
gpointer data)
{
DBG("network %p status %d data %p", network, status, data);
if (status == CONNMAN_DHCPV6_STATUS_SUCCEED)
dhcpv6_callback(network, status, data);
else
setup_prefix_delegation(__connman_service_get_default());
}
static gboolean do_setup(gpointer data)
{
int ret;
timer_uplink = 0;
if (default_interface == NULL)
DBG("No uplink connection, retrying prefix delegation");
ret = setup_prefix_delegation(__connman_service_get_default());
if (ret < 0 && ret != -EINPROGRESS)
return TRUE; /* delegation error, try again */
return FALSE;
}
/*
* This function must be called everytime the default service changes, the
* service timeserver(s) or gatway changes or the global timeserver(s) changes.
*/
int __connman_timeserver_sync(struct connman_service *default_service)
{
struct connman_service *service;
if (default_service)
service = default_service;
else
service = __connman_service_get_default();
if (!service)
return -EINVAL;
if (!resolv)
return 0;
/*
* Before we start creating the new timeserver list we must stop
* any ongoing ntp query and server resolution.
*/
__connman_ntp_stop();
ts_recheck_disable();
if (resolv_id > 0)
g_resolv_cancel_lookup(resolv, resolv_id);
g_slist_free_full(ts_list, g_free);
ts_list = __connman_timeserver_get_all(service);
__connman_service_timeserver_changed(service, ts_list);
if (!ts_list) {
DBG("No timeservers set.");
return 0;
}
ts_recheck_enable();
__connman_timeserver_sync_next();
return 0;
}
int __connman_ipv6pd_setup(const char *bridge)
{
struct connman_service *service;
int err;
if (connman_inet_is_ipv6_supported() == FALSE)
return -EPFNOSUPPORT;
if (bridge_index >= 0) {
DBG("Prefix delegation already running");
return -EALREADY;
}
err = connman_notifier_register(&pd_notifier);
if (err < 0)
return err;
bridge_index = connman_inet_ifindex(bridge);
timer_hash = g_hash_table_new_full(g_direct_hash, g_direct_equal,
NULL, cleanup_timer);
err = __connman_inet_ipv6_start_recv_rs(bridge_index, rs_received,
NULL, &rs_context);
if (err < 0)
DBG("Cannot receive router solicitation %d/%s",
err, strerror(-err));
service = __connman_service_get_default();
if (service != NULL) {
/*
* We have an uplink connection already, try to use it.
*/
return setup_prefix_delegation(service);
}
/*
* The prefix delegation is started after have got the uplink
* connection up i.e., when the default service is setup in which
* case the update_default_interface() will be called.
*/
return -EINPROGRESS;
}