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authorLuke T. Shumaker <lukeshu@lukeshu.com>2025-05-27 18:07:34 -0400
committerLuke T. Shumaker <lukeshu@lukeshu.com>2025-05-27 19:23:14 -0400
commit203f2b67c0bea9646b4cf18bafba6e735df4efe3 (patch)
treecf164c300fbb0d843ef3cc238cb15fa40610edae /libdhcp
parent7dd869b107af520a5ce6870efab8becce5d81b15 (diff)
Pull the ARP-ping from libdhcp to net_iface
Diffstat (limited to 'libdhcp')
-rw-r--r--libdhcp/dhcp_client.c10
1 files changed, 1 insertions, 9 deletions
diff --git a/libdhcp/dhcp_client.c b/libdhcp/dhcp_client.c
index bf88961..13dc292 100644
--- a/libdhcp/dhcp_client.c
+++ b/libdhcp/dhcp_client.c
@@ -700,14 +700,6 @@ static ssize_t dhcp_client_recv(struct dhcp_client *client, struct dhcp_recv_msg
return 0;
}
-/** @return true if there's a conflict, false if the addr appears to be unused */
-static bool dhcp_check_conflict(lo_interface net_packet_conn sock, struct net_ip4_addr addr) {
- assert(!LO_IS_NULL(sock));
- ssize_t v = LO_CALL(sock, sendto, "CHECK_IP_CONFLICT", 17, addr, 5000);
- log_debugln("check_ip_conflict => ", v);
- return v != -NET_EARP_TIMEOUT;
-}
-
static void dhcp_client_take_lease(struct dhcp_client *client, struct dhcp_recv_msg *msg, bool ifup) {
assert(client);
assert(msg);
@@ -805,7 +797,7 @@ static void dhcp_client_setstate(struct dhcp_client *client,
dhcp_client_setstate(client, STATE_INIT, 0, NULL, scratch_msg);
break;
case DHCP_MSGTYP_ACK:
- if (dhcp_check_conflict(client->sock, client->lease_client_addr)) {
+ if (LO_CALL(client->iface, arp_ping, client->lease_client_addr)) {
log_debugln("IP ", (net_ip4_addr, client->lease_client_addr), " is already in use");
dhcp_client_setstate(client, STATE_INIT, DHCP_MSGTYP_DECLINE, "IP is already in use", scratch_msg);
} else {