Adding upstream version 255.4.upstream/255.4

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 36 insertions, 0 deletions

diff --git a/src/libsystemd-network/arp-util.h b/src/libsystemd-network/arp-util.h
new file mode 100644
index 0000000..b66a81b
--- /dev/null
+++ b/src/libsystemd-network/arp-util.h
@@ -0,0 +1,36 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+#pragma once
+
+/***
+  Copyright © 2014 Axis Communications AB. All rights reserved.
+***/
+
+#include <net/ethernet.h>
+#include <netinet/in.h>
+
+#include "socket-util.h"
+#include "sparse-endian.h"
+
+int arp_update_filter(int fd, const struct in_addr *a, const struct ether_addr *mac);
+int arp_network_bind_raw_socket(int ifindex, const struct in_addr *a, const struct ether_addr *mac);
+
+int arp_send_packet(
+                int fd,
+                int ifindex,
+                const struct in_addr *pa,
+                const struct ether_addr *ha,
+                bool announce);
+static inline int arp_send_probe(
+                int fd,
+                int ifindex,
+                const struct in_addr *pa,
+                const struct ether_addr *ha) {
+        return arp_send_packet(fd, ifindex, pa, ha, false);
+}
+static inline int arp_send_announcement(
+                int fd,
+                int ifindex,
+                const struct in_addr *pa,
+                const struct ether_addr *ha) {
+        return arp_send_packet(fd, ifindex, pa, ha, true);
+}