svn commit: r358569 - head/sys/netinet6
Bjoern A. Zeeb
bz at FreeBSD.org
Tue Mar 3 09:50:34 UTC 2020
Author: bz
Date: Tue Mar 3 09:50:33 2020
New Revision: 358569
URL: https://svnweb.freebsd.org/changeset/base/358569
Log:
in6_fib: return nh_ia in the ext interface as we do for IPv4
Like for IPv4 add nh_ia to the ext interface and return rt_ifa
in order to be used for, e.g., packet/octets accounting purposes.
Reviewed by: melifaro
MFC after: 1 week
Sponsored by: Netflix
Differential Revision: https://reviews.freebsd.org/D23873
Modified:
head/sys/netinet6/in6_fib.c
head/sys/netinet6/in6_fib.h
Modified: head/sys/netinet6/in6_fib.c
==============================================================================
--- head/sys/netinet6/in6_fib.c Tue Mar 3 09:45:16 2020 (r358568)
+++ head/sys/netinet6/in6_fib.c Tue Mar 3 09:50:33 2020 (r358569)
@@ -75,6 +75,8 @@ static void fib6_rte_to_nh_basic(struct rtentry *rte,
static struct ifnet *fib6_get_ifaifp(struct rtentry *rte);
#define RNTORT(p) ((struct rtentry *)(p))
+#define ifatoia6(ifa) ((struct in6_ifaddr *)(ifa))
+
CHK_STRUCT_ROUTE_COMPAT(struct route_in6, ro_dst);
/*
@@ -153,6 +155,7 @@ fib6_rte_to_nh_extended(struct rtentry *rte, const str
gw = (struct sockaddr_in6 *)rt_key(rte);
if (IN6_IS_ADDR_UNSPECIFIED(&gw->sin6_addr))
pnh6->nh_flags |= NHF_DEFAULT;
+ pnh6->nh_ia = ifatoia6(rte->rt_ifa);
}
/*
Modified: head/sys/netinet6/in6_fib.h
==============================================================================
--- head/sys/netinet6/in6_fib.h Tue Mar 3 09:45:16 2020 (r358568)
+++ head/sys/netinet6/in6_fib.h Tue Mar 3 09:50:33 2020 (r358569)
@@ -41,14 +41,15 @@ struct nhop6_basic {
struct in6_addr nh_addr; /* GW/DST IPv4 address */
};
-/* Does not differ from nhop6_basic */
+/* Extended nexthop info used for control protocols. */
struct nhop6_extended {
struct ifnet *nh_ifp; /* Logical egress interface */
+ struct in6_ifaddr *nh_ia; /* Associated address. */
uint16_t nh_mtu; /* nexthop mtu */
uint16_t nh_flags; /* nhop flags */
uint8_t spare[4];
struct in6_addr nh_addr; /* GW/DST IPv6 address */
- uint64_t spare2[2];
+ uint64_t spare2[1];
};
int fib6_lookup_nh_basic(uint32_t fibnum, const struct in6_addr *dst,
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