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authorThomas Graf <tgraf@suug.ch>2006-08-04 03:39:02 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2006-09-22 14:53:41 -0700
commit101367c2f8c464ea96643192673aa18d88e6336d (patch)
treebf129373fb6f9e168671f42bf597e5564cdfbd42 /net/ipv6/route.c
parent14c0b97ddfc2944982d078b8e33b088840068976 (diff)
downloadop-kernel-dev-101367c2f8c464ea96643192673aa18d88e6336d.zip
op-kernel-dev-101367c2f8c464ea96643192673aa18d88e6336d.tar.gz
[IPV6]: Policy Routing Rules
Adds support for policy routing rules including a new local table for routes with a local destination. Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/route.c')
-rw-r--r--net/ipv6/route.c50
1 files changed, 50 insertions, 0 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 73efdad..438977e 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -140,6 +140,50 @@ struct rt6_info ip6_null_entry = {
.rt6i_ref = ATOMIC_INIT(1),
};
+#ifdef CONFIG_IPV6_MULTIPLE_TABLES
+
+struct rt6_info ip6_prohibit_entry = {
+ .u = {
+ .dst = {
+ .__refcnt = ATOMIC_INIT(1),
+ .__use = 1,
+ .dev = &loopback_dev,
+ .obsolete = -1,
+ .error = -EACCES,
+ .metrics = { [RTAX_HOPLIMIT - 1] = 255, },
+ .input = ip6_pkt_discard,
+ .output = ip6_pkt_discard_out,
+ .ops = &ip6_dst_ops,
+ .path = (struct dst_entry*)&ip6_prohibit_entry,
+ }
+ },
+ .rt6i_flags = (RTF_REJECT | RTF_NONEXTHOP),
+ .rt6i_metric = ~(u32) 0,
+ .rt6i_ref = ATOMIC_INIT(1),
+};
+
+struct rt6_info ip6_blk_hole_entry = {
+ .u = {
+ .dst = {
+ .__refcnt = ATOMIC_INIT(1),
+ .__use = 1,
+ .dev = &loopback_dev,
+ .obsolete = -1,
+ .error = -EINVAL,
+ .metrics = { [RTAX_HOPLIMIT - 1] = 255, },
+ .input = ip6_pkt_discard,
+ .output = ip6_pkt_discard_out,
+ .ops = &ip6_dst_ops,
+ .path = (struct dst_entry*)&ip6_blk_hole_entry,
+ }
+ },
+ .rt6i_flags = (RTF_REJECT | RTF_NONEXTHOP),
+ .rt6i_metric = ~(u32) 0,
+ .rt6i_ref = ATOMIC_INIT(1),
+};
+
+#endif
+
/* allocate dst with ip6_dst_ops */
static __inline__ struct rt6_info *ip6_dst_alloc(void)
{
@@ -2408,10 +2452,16 @@ void __init ip6_route_init(void)
#ifdef CONFIG_XFRM
xfrm6_init();
#endif
+#ifdef CONFIG_IPV6_MULTIPLE_TABLES
+ fib6_rules_init();
+#endif
}
void ip6_route_cleanup(void)
{
+#ifdef CONFIG_IPV6_MULTIPLE_TABLES
+ fib6_rules_cleanup();
+#endif
#ifdef CONFIG_PROC_FS
proc_net_remove("ipv6_route");
proc_net_remove("rt6_stats");
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