1 files changed, 47 insertions, 0 deletions
diff --git a/src/shared/arp.h b/src/shared/arp.h
new file mode 100755
index 00000000..03e2168c
--- /dev/null
+++ b/src/shared/arp.h
@@ -0,0 +1,47 @@
+/*
+ *
+ *  Connection Manager
+ *
+ *  based on IPv4 Local Link library with GLib integration,
+ *	    Copyright (C) 2009-2010  Aldebaran Robotics. All rights reserved.
+ *
+ *  Copyright (C) 2018  Commend International. All rights reserved.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ */
+
+#ifndef SHARED_ARP_H
+#define SHARED_ARP_H
+
+#include <stdint.h>
+
+/* IPv4 Link-Local (RFC 3927), IPv4 Address Conflict Detection (RFC 5227) */
+#define PROBE_WAIT	     1
+#define PROBE_NUM	     3
+#define PROBE_MIN	     1
+#define PROBE_MAX	     2
+#define ANNOUNCE_WAIT	     2
+#define ANNOUNCE_NUM	     2
+#define ANNOUNCE_INTERVAL    2
+#define MAX_CONFLICTS	    10
+#define RATE_LIMIT_INTERVAL 60
+#define DEFEND_INTERVAL	    10
+
+/* 169.254.0.0 */
+#define LINKLOCAL_ADDR 0xa9fe0000
+
+int arp_send_packet(uint8_t* source_eth, uint32_t source_ip,
+		    uint32_t target_ip, int ifindex);
+int arp_socket(int ifindex);
+
+uint32_t arp_random_ip(void);
+
+#endif