static void free_wispr_routes(struct connman_wispr_portal_context *wp_context)
{
while (wp_context->route_list) {
struct wispr_route *route = wp_context->route_list->data;
DBG("free route to %s if %d type %d", route->address,
route->if_index, wp_context->type);
switch (wp_context->type) {
case CONNMAN_IPCONFIG_TYPE_IPV4:
connman_inet_del_host_route(route->if_index,
route->address);
break;
case CONNMAN_IPCONFIG_TYPE_IPV6:
connman_inet_del_ipv6_host_route(route->if_index,
route->address);
break;
case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
case CONNMAN_IPCONFIG_TYPE_ALL:
break;
}
g_free(route->address);
g_free(route);
wp_context->route_list =
g_slist_delete_link(wp_context->route_list,
wp_context->route_list);
}
}
static int del_routes(struct gateway_data *data,
enum connman_ipconfig_type type)
{
int status4 = 0, status6 = 0;
bool do_ipv4 = false, do_ipv6 = false;
if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
do_ipv4 = true;
else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
do_ipv6 = true;
else
do_ipv4 = do_ipv6 = true;
if (do_ipv4 && data->ipv4_gateway) {
if (data->ipv4_gateway->vpn) {
status4 = connman_inet_clear_gateway_address(
data->index,
data->ipv4_gateway->vpn_ip);
} else if (g_strcmp0(data->ipv4_gateway->gateway,
"0.0.0.0") == 0) {
status4 = connman_inet_clear_gateway_interface(
data->index);
} else {
connman_inet_del_host_route(data->index,
data->ipv4_gateway->gateway);
status4 = connman_inet_clear_gateway_address(
data->index,
data->ipv4_gateway->gateway);
}
}
if (do_ipv6 && data->ipv6_gateway) {
if (data->ipv6_gateway->vpn) {
status6 = connman_inet_clear_ipv6_gateway_address(
data->index,
data->ipv6_gateway->vpn_ip);
} else if (g_strcmp0(data->ipv6_gateway->gateway, "::") == 0) {
status6 = connman_inet_clear_ipv6_gateway_interface(
data->index);
} else {
connman_inet_del_ipv6_host_route(data->index,
data->ipv6_gateway->gateway);
status6 = connman_inet_clear_ipv6_gateway_address(
data->index,
data->ipv6_gateway->gateway);
}
}
return (status4 < 0 ? status4 : status6);
}
static void del_routes(struct vpn_provider *provider)
{
GHashTableIter hash;
gpointer value, key;
g_hash_table_iter_init(&hash, provider->user_routes);
while (handle_routes == TRUE && g_hash_table_iter_next(&hash,
&key, &value) == TRUE) {
struct vpn_route *route = value;
if (route->family == AF_INET6) {
unsigned char prefixlen = atoi(route->netmask);
connman_inet_del_ipv6_network_route(provider->index,
route->network,
prefixlen);
} else
connman_inet_del_host_route(provider->index,
route->network);
}
g_hash_table_remove_all(provider->user_routes);
g_slist_free_full(provider->user_networks, free_route);
provider->user_networks = NULL;
}
void __connman_connection_gateway_remove(struct connman_service *service,
enum connman_ipconfig_type type)
{
struct gateway_data *data = NULL;
bool set_default4 = false, set_default6 = false;
bool do_ipv4 = false, do_ipv6 = false;
int err;
DBG("service %p type %d", service, type);
if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
do_ipv4 = true;
else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
do_ipv6 = true;
else
do_ipv4 = do_ipv6 = true;
__connman_service_nameserver_del_routes(service, type);
data = g_hash_table_lookup(gateway_hash, service);
if (!data)
return;
if (do_ipv4 && data->ipv4_gateway)
set_default4 = data->ipv4_gateway->vpn;
if (do_ipv6 && data->ipv6_gateway)
set_default6 = data->ipv6_gateway->vpn;
DBG("ipv4 gateway %s ipv6 gateway %s vpn %d/%d",
data->ipv4_gateway ? data->ipv4_gateway->gateway : "<null>",
data->ipv6_gateway ? data->ipv6_gateway->gateway : "<null>",
set_default4, set_default6);
if (do_ipv4 && data->ipv4_gateway &&
data->ipv4_gateway->vpn && data->index >= 0)
connman_inet_del_host_route(data->index,
data->ipv4_gateway->gateway);
if (do_ipv6 && data->ipv6_gateway &&
data->ipv6_gateway->vpn && data->index >= 0)
connman_inet_del_ipv6_host_route(data->index,
data->ipv6_gateway->gateway);
err = disable_gateway(data, type);
/*
* We remove the service from the hash only if all the gateway
* settings are to be removed.
*/
if (do_ipv4 == do_ipv6 ||
(data->ipv4_gateway && !data->ipv6_gateway
&& do_ipv4) ||
(data->ipv6_gateway && !data->ipv4_gateway
&& do_ipv6)
) {
connman_service_unref(service);
g_hash_table_remove(gateway_hash, service);
} else
DBG("Not yet removing gw ipv4 %p/%d ipv6 %p/%d",
data->ipv4_gateway, do_ipv4,
data->ipv6_gateway, do_ipv6);
/* with vpn this will be called after the network was deleted,
* we need to call set_default here because we will not recieve any
* gateway delete notification.
* We hit the same issue if remove_gateway() fails.
*/
if (set_default4 || set_default6 || err < 0) {
data = find_default_gateway();
if (data)
set_default_gateway(data, type);
}
}