diff options
Diffstat (limited to 'accel-pppd')
| -rw-r--r-- | accel-pppd/ipv6/dhcpv6.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/accel-pppd/ipv6/dhcpv6.c b/accel-pppd/ipv6/dhcpv6.c index 77fc32f7..85863e0c 100644 --- a/accel-pppd/ipv6/dhcpv6.c +++ b/accel-pppd/ipv6/dhcpv6.c @@ -752,6 +752,32 @@ static void dhcpv6_recv_rebind(struct dhcpv6_packet *req) dhcpv6_send_reply2(req, pd, D6_REPLY); } +static void dhcpv6_recv_confirm(struct dhcpv6_packet *req) +{ + struct dhcpv6_pd *pd = req->pd; + + if (!req->clientid) { + log_ppp_error("dhcpv6: no Client-ID option\n"); + return; + } + + if (req->serverid) { + log_ppp_error("dhcpv6: unexcpected Server-ID option\n"); + return; + } + + if (!pd->clientid) + return; + else if (pd->clientid->hdr.len != req->clientid->hdr.len || memcmp(pd->clientid, req->clientid, sizeof(struct dhcpv6_opt_hdr) + ntohs(req->clientid->hdr.len))) { + log_ppp_error("dhcpv6: unmatched Client-ID option\n"); + return; + } + + req->serverid = conf_serverid; + + dhcpv6_send_reply(req, pd, D6_REPLY); +} + static void dhcpv6_recv_release(struct dhcpv6_packet *pkt) { // don't answer @@ -783,6 +809,9 @@ static void dhcpv6_recv_packet(struct dhcpv6_packet *pkt) case D6_REBIND: dhcpv6_recv_rebind(pkt); break; + case D6_CONFIRM: + dhcpv6_recv_confirm(pkt); + break; case D6_RELEASE: dhcpv6_recv_release(pkt); break; |