[src/trunk]: src/sys/netinet6 fix u bit in interface identifier for ether and...

[itojun <itojun%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/99a5c126133d
branches:  trunk
changeset: 476147:99a5c126133d
user:      itojun <itojun%NetBSD.org@localhost>
date:      Wed Sep 08 00:50:15 1999 +0000

description:
fix u bit in interface identifier for ether and p2p-802 interfacde.

diffstat:

 sys/netinet6/in6_ifattach.c |  4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diffs (18 lines):

diff -r a4289d422285 -r 99a5c126133d sys/netinet6/in6_ifattach.c
--- a/sys/netinet6/in6_ifattach.c       Tue Sep 07 22:54:45 1999 +0000
+++ b/sys/netinet6/in6_ifattach.c       Wed Sep 08 00:50:15 1999 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: in6_ifattach.c,v 1.5 1999/09/05 01:57:10 itojun Exp $  */
+/*     $NetBSD: in6_ifattach.c,v 1.6 1999/09/08 00:50:15 itojun Exp $  */
 
 /*
  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
@@ -315,6 +315,8 @@
                if (laddr == NULL)
                        break;
                ieee802_to_eui64(&ia->ia_addr.sin6_addr.s6_addr8[8], laddr);
+               /* invert u bit to convert EUI64 to RFC2373 interface ID. */
+               ia->ia_addr.sin6_addr.s6_addr8[8] ^= 0x02;
                if (found_first_ifid == 0) {
                        if (in6_ifattach_getifid(ifp) == 0)
                                in6_ifattach_p2p();