X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/8ad349bb6ed4a0be06e34c92be0d98b92e078db4..d190cdc3f5544636abb56dc1874be391d3e1b148:/bsd/net/if_arp.h

diff --git a/bsd/net/if_arp.h b/bsd/net/if_arp.h
index fe7cf860f..45bb05088 100644
--- a/bsd/net/if_arp.h
+++ b/bsd/net/if_arp.h
@@ -1,31 +1,29 @@
 /*
- * Copyright (c) 2006 Apple Computer, Inc. All Rights Reserved.
+ * Copyright (c) 2000-2016 Apple Inc. All rights reserved.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
- * @APPLE_LICENSE_OSREFERENCE_HEADER_START@
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
  * 
- * This file contains Original Code and/or Modifications of Original Code 
- * as defined in and that are subject to the Apple Public Source License 
- * Version 2.0 (the 'License'). You may not use this file except in 
- * compliance with the License.  The rights granted to you under the 
- * License may not be used to create, or enable the creation or 
- * redistribution of, unlawful or unlicensed copies of an Apple operating 
- * system, or to circumvent, violate, or enable the circumvention or 
- * violation of, any terms of an Apple operating system software license 
- * agreement.
- *
- * Please obtain a copy of the License at 
- * http://www.opensource.apple.com/apsl/ and read it before using this 
- * file.
- *
- * The Original Code and all software distributed under the License are 
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 
- * Please see the License for the specific language governing rights and 
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ * 
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
  * limitations under the License.
- *
- * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
+ * 
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  * Copyright (c) 1986, 1993
@@ -65,6 +63,7 @@
 
 #ifndef _NET_IF_ARP_H_
 #define	_NET_IF_ARP_H_
+#include <stdint.h>
 #include <sys/appleapiopts.h>
 #include <netinet/in.h>
 
@@ -122,4 +121,33 @@ struct arpreq {
 #define	ATF_PUBL	0x08	/* publish entry (respond for other host) */
 #define	ATF_USETRAILERS	0x10	/* has requested trailers */
 
+struct arpstat {
+	/* Normal things that happen: */
+	uint32_t txrequests;	/* # of ARP requests sent by this host. */
+	uint32_t txreplies;	/* # of ARP replies sent by this host. */
+	uint32_t txannounces;	/* # of ARP announcements sent by this host. */
+	uint32_t rxrequests;	/* # of ARP requests received by this host. */
+	uint32_t rxreplies;	/* # of ARP replies received by this host. */
+	uint32_t received;	/* # of ARP packets received by this host. */
+
+	/* Abnormal event and error counting: */
+	uint32_t txconflicts;	/* # of ARP conflict probes sent */
+	uint32_t invalidreqs;	/* # of invalid ARP resolve requests */
+	uint32_t reqnobufs;	/* # of failed requests due to no memory */
+	uint32_t dropped;	/* # of packets dropped waiting for a reply. */
+	uint32_t purged;	/* # of packets purged while removing entries */
+	uint32_t timeouts;	/* # of times with entries removed */
+				/* due to timeout. */
+	uint32_t dupips;	/* # of duplicate IPs detected. */
+
+	/* General statistics */
+	uint32_t inuse;		/* # of ARP entries in routing table */
+	uint32_t txurequests;	/* # of ARP requests sent (unicast) */
+	uint32_t held;		/* # of packets held waiting for a reply */
+};
+
+#ifdef BSD_KERNEL_PRIVATE
+extern struct arpstat arpstat;
+#endif /* BSD_KERNEL_PRIVATE */
+
 #endif /* !_NET_IF_ARP_H_ */