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Diffstat (limited to 'src/network/networkd-ndisc.c')
-rw-r--r--src/network/networkd-ndisc.c13
1 files changed, 5 insertions, 8 deletions
diff --git a/src/network/networkd-ndisc.c b/src/network/networkd-ndisc.c
index 966d729d85..ce9e513ceb 100644
--- a/src/network/networkd-ndisc.c
+++ b/src/network/networkd-ndisc.c
@@ -26,7 +26,7 @@
#include "sd-ndisc.h"
#include "networkd-link.h"
-/*
+
static int ndisc_netlink_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata) {
_cleanup_link_unref_ Link *link = userdata;
int r;
@@ -77,6 +77,7 @@ static void ndisc_prefix_autonomous_handler(sd_ndisc *nd, const struct in6_addr
if (in_addr_is_null(AF_INET6, (const union in_addr_union *) &link->network->ipv6_token) == 0)
memcpy(((char *)&address->in_addr.in6) + 8, ((char *)&link->network->ipv6_token) + 8, 8);
else {
+ /* see RFC4291 section 2.5.1 */
address->in_addr.in6.__in6_u.__u6_addr8[8] = link->mac.ether_addr_octet[0];
address->in_addr.in6.__in6_u.__u6_addr8[8] ^= 1 << 1;
address->in_addr.in6.__in6_u.__u6_addr8[9] = link->mac.ether_addr_octet[1];
@@ -139,12 +140,11 @@ static void ndisc_prefix_onlink_handler(sd_ndisc *nd, const struct in6_addr *pre
link->ndisc_messages ++;
}
-*/
static void ndisc_router_handler(sd_ndisc *nd, uint8_t flags, const struct in6_addr *gateway, unsigned lifetime, int pref, void *userdata) {
_cleanup_route_free_ Route *route = NULL;
Link *link = userdata;
- /* usec_t time_now; */
+ usec_t time_now;
int r;
assert(link);
@@ -163,8 +163,6 @@ static void ndisc_router_handler(sd_ndisc *nd, uint8_t flags, const struct in6_a
log_link_warning_errno(link, r, "Starting DHCPv6 client on NDisc request failed: %m");
}
- return;
-/*
if (!gateway)
return;
@@ -191,7 +189,6 @@ static void ndisc_router_handler(sd_ndisc *nd, uint8_t flags, const struct in6_a
}
link->ndisc_messages ++;
-*/
}
static void ndisc_handler(sd_ndisc *nd, int event, void *userdata) {
@@ -245,8 +242,8 @@ int ndisc_configure(Link *link) {
r = sd_ndisc_set_callback(link->ndisc_router_discovery,
ndisc_router_handler,
- NULL,
- NULL,
+ ndisc_prefix_onlink_handler,
+ ndisc_prefix_autonomous_handler,
ndisc_handler,
link);