/* DNS information */
ndp_msg_opt_for_each_offset(offset, msg, NDP_MSG_OPT_RDNSS) {
static struct in6_addr *addr;
int addr_index;
ndp_msg_opt_rdnss_for_each_addr (addr, addr_index, msg, offset) {
NMRDiscDNSServer dns_server;
memset (&dns_server, 0, sizeof (dns_server));
dns_server.address = *addr;
dns_server.timestamp = now;
dns_server.lifetime = ndp_msg_opt_rdnss_lifetime (msg, offset);
/* Pad the lifetime somewhat to give a bit of slack in cases
* where one RA gets lost or something (which can happen on unreliable
* links like WiFi where certain types of frames are not retransmitted).
* Note that 0 has special meaning and is therefore not adjusted.
*/
if (dns_server.lifetime && dns_server.lifetime < 7200)
dns_server.lifetime = 7200;
if (nm_rdisc_add_dns_server (rdisc, &dns_server))
changed |= NM_RDISC_CONFIG_DNS_SERVERS;
}
static gboolean
receive_ra (gpointer user_data)
{
NMFakeRDisc *self = user_data;
NMFakeRDiscPrivate *priv = NM_FAKE_RDISC_GET_PRIVATE (self);
NMRDisc *rdisc = NM_RDISC (self);
FakeRa *ra = priv->ras->data;
NMRDiscConfigMap changed = 0;
guint32 now = nm_utils_get_monotonic_timestamp_s ();
guint i;
priv->receive_ra_id = 0;
if (rdisc->dhcp_level != ra->dhcp_level) {
rdisc->dhcp_level = ra->dhcp_level;
changed |= NM_RDISC_CONFIG_DHCP_LEVEL;
}
for (i = 0; i < ra->gateways->len; i++) {
NMRDiscGateway *item = &g_array_index (ra->gateways, NMRDiscGateway, i);
if (nm_rdisc_add_gateway (rdisc, item))
changed |= NM_RDISC_CONFIG_GATEWAYS;
}
for (i = 0; i < ra->addresses->len; i++) {
NMRDiscAddress *item = &g_array_index (ra->addresses, NMRDiscAddress, i);
if (nm_rdisc_add_address (rdisc, item))
changed |= NM_RDISC_CONFIG_ADDRESSES;
}
for (i = 0; i < ra->routes->len; i++) {
NMRDiscRoute *item = &g_array_index (ra->routes, NMRDiscRoute, i);
if (nm_rdisc_add_route (rdisc, item))
changed |= NM_RDISC_CONFIG_ROUTES;
}
for (i = 0; i < ra->dns_servers->len; i++) {
NMRDiscDNSServer *item = &g_array_index (ra->dns_servers, NMRDiscDNSServer, i);
if (nm_rdisc_add_dns_server (rdisc, item))
changed |= NM_RDISC_CONFIG_DNS_SERVERS;
}
for (i = 0; i < ra->dns_domains->len; i++) {
NMRDiscDNSDomain *item = &g_array_index (ra->dns_domains, NMRDiscDNSDomain, i);
if (nm_rdisc_add_dns_domain (rdisc, item))
changed |= NM_RDISC_CONFIG_DNS_DOMAINS;
}
if (rdisc->mtu != ra->mtu) {
rdisc->mtu = ra->mtu;
changed |= NM_RDISC_CONFIG_MTU;
}
if (rdisc->hop_limit != ra->hop_limit) {
rdisc->hop_limit = ra->hop_limit;
changed |= NM_RDISC_CONFIG_HOP_LIMIT;
}
priv->ras = g_slist_remove (priv->ras, priv->ras->data);
fake_ra_free (ra);
nm_rdisc_ra_received (NM_RDISC (self), now, changed);
/* Schedule next RA */
if (priv->ras) {
ra = priv->ras->data;
priv->receive_ra_id = g_timeout_add_seconds (ra->when, receive_ra, self);
}
return G_SOURCE_REMOVE;
}
