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authorDmitry Kozlov <xeb@mail.ru>2021-01-10 14:25:00 +0300
committerDmitry Kozlov <xeb@mail.ru>2021-01-10 14:25:00 +0300
commit49ef6cf969f662c44f4be2b82b101273c8c6de71 (patch)
tree15ec151cb82f15ca0609ac00469c1f27d296f38c /accel-pppd/ctrl
parent588965eaf3fa90531482c5bcf1c145bce0e9a169 (diff)
downloadaccel-ppp-49ef6cf969f662c44f4be2b82b101273c8c6de71.tar.gz
accel-ppp-49ef6cf969f662c44f4be2b82b101273c8c6de71.zip
ipoe: add option 54 (server-id) to DHCPNAK
Diffstat (limited to 'accel-pppd/ctrl')
-rw-r--r--accel-pppd/ctrl/ipoe/dhcpv4.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/accel-pppd/ctrl/ipoe/dhcpv4.c b/accel-pppd/ctrl/ipoe/dhcpv4.c
index bc2ecad..167f9fd 100644
--- a/accel-pppd/ctrl/ipoe/dhcpv4.c
+++ b/accel-pppd/ctrl/ipoe/dhcpv4.c
@@ -822,6 +822,7 @@ int dhcpv4_send_nak(struct dhcpv4_serv *serv, struct dhcpv4_packet *req, const c
{
struct dhcpv4_packet *pack;
int val, r;
+ uint32_t server_id = req->server_id ? req->server_id : req->hdr->siaddr;
pack = dhcpv4_packet_alloc();
if (!pack) {
@@ -841,6 +842,9 @@ int dhcpv4_send_nak(struct dhcpv4_serv *serv, struct dhcpv4_packet *req, const c
if (dhcpv4_packet_add_opt(pack, 53, &val, 1))
goto out_err;
+ if (server_id && dhcpv4_packet_add_opt(pack, 54, &server_id, 4))
+ goto out_err;
+
if (req->relay_agent && dhcpv4_packet_add_opt(pack, 82, req->relay_agent->data, req->relay_agent->len))
goto out_err;