PSARC 2005/314 IP Duplicate Address Detection

PSARC 2006/017 Arp Single Entry Display
1248254 NDD doesn't have explicit range checking for ARP NDD variables.
1253974 Please make a "permanent contents" option for arp vs. static
4069191 ace_t::ace_query_count field is not used anywhere.
4157198 ARP cache inconsistency between arp and ip modules.
4396195 ar_rput: ar_cmd_dispatch not necessary for every packet?
4705220 No IPv6 DAD performed during boot
4728609 IPv4 Duplicate Address Detection (DAD) is broken
4971789 Need unsolicited neighbor advertisements when interface comes up
4978063 SO_DONTROUTE option causes ARP traffic for every frame.
4997903 /usr/sbin/arp accepts invalid modifier keywords
6266155 flag on the play: ndp gets its bits confused
6272993 in.ndpd could be free of lint
6273003 arp shouldn't export status via ndd
6360928 ipif_arp_down debug message wrongly expects DLPI
6363393 6281236 causes generation of bogus NS
6454158 need a temporary work-around for 6451644's IPv6 impact
6456379 need ffs(3C)-like function in modapi

--HG--
rename : usr/src/cmd/cmd-inet/sbin/dhcpagent/arp_check.c => deleted_files/usr/src/cmd/cmd-inet/sbin/dhcpagent/arp_check.c
rename : usr/src/cmd/cmd-inet/sbin/dhcpagent/arp_check.h => deleted_files/usr/src/cmd/cmd-inet/sbin/dhcpagent/arp_check.h
rename : usr/src/cmd/cmd-inet/usr.lib/in.ndpd/dupl_addr.c => deleted_files/usr/src/cmd/cmd-inet/usr.lib/in.ndpd/dupl_addr.c
rename : usr/src/cmd/cmd-inet/usr.sbin/ifconfig/dupl_addr.c => deleted_files/usr/src/cmd/cmd-inet/usr.sbin/ifconfig/dupl_addr.c
rename : usr/src/lib/libc/port/gen/ffs.c => deleted_files/usr/src/lib/libc/port/gen/ffs.c
rename : usr/src/lib/libinetcfg/common/inetcfg_dad.c => deleted_files/usr/src/lib/libinetcfg/common/inetcfg_dad.c
rename : usr/src/lib/libinetcfg/common/inetcfg_dad.h => deleted_files/usr/src/lib/libinetcfg/common/inetcfg_dad.h

1 files changed, 11 insertions, 2 deletions

diff --git a/usr/src/uts/common/netinet/arp.h b/usr/src/uts/common/netinet/arp.h
index 523f111c00..a3bf0e7761 100644
--- a/usr/src/uts/common/netinet/arp.h
+++ b/usr/src/uts/common/netinet/arp.h
@@ -1,5 +1,5 @@
 /*
- * Copyright 1986-2003 Sun Microsystems, Inc.  All rights reserved.
+ * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
 
@@ -14,6 +14,10 @@
 
 #pragma ident	"%Z%%M%	%I%	%E% SMI"
 
+#include <sys/types.h>
+#include <sys/ethernet.h>
+#include <sys/socket.h>
+
 #ifdef	__cplusplus
 extern "C" {
 #endif
@@ -31,6 +35,7 @@ extern "C" {
 struct	arphdr {
 	ushort_t ar_hrd;	/* format of hardware address */
 #define	ARPHRD_ETHER 	1	/* ethernet hardware address */
+#define	ARPHRD_IEEE802 	6	/* IEEE 802 hardware address */
 #define	ARPHRD_IB	32	/* IPoIB hardware address */
 	ushort_t ar_pro;	/* format of protocol address */
 	uchar_t	ar_hln;		/* length of hardware address */
@@ -54,6 +59,9 @@ struct	arphdr {
 #endif	/* notdef */
 };
 
+/* Maximum hardware and protocol address length */
+#define	ARP_MAX_ADDR_LEN	255
+
 /*
  * Ethernet Address Resolution Protocol.
  *
@@ -82,12 +90,13 @@ struct arpreq {
 	struct	sockaddr arp_ha;		/* hardware address */
 	int	arp_flags;			/* flags */
 };
-/*  arp_flags and at_flags field values */
+/*  arp_flags field values */
 #define	ATF_INUSE	0x01	/* entry in use */
 #define	ATF_COM		0x02	/* completed entry (enaddr valid) */
 #define	ATF_PERM	0x04	/* permanent entry */
 #define	ATF_PUBL	0x08	/* publish entry (respond for other host) */
 #define	ATF_USETRAILERS	0x10	/* has requested trailers */
+#define	ATF_AUTHORITY	0x20	/* hardware address is authoritative */
 
 #ifdef	__cplusplus
 }