route.c (ab450605b35caa768ca33e86db9403229bf42be4) route.c (904af04d30f303d96902584206457128c3051d8d)
1/*
2 * Linux INET6 implementation
3 * FIB front-end.
4 *
5 * Authors:
6 * Pedro Roque <roque@di.fc.ul.pt>
7 *
8 * This program is free software; you can redistribute it and/or

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49#include <net/ipv6.h>
50#include <net/ip6_fib.h>
51#include <net/ip6_route.h>
52#include <net/ndisc.h>
53#include <net/addrconf.h>
54#include <net/tcp.h>
55#include <linux/rtnetlink.h>
56#include <net/dst.h>
1/*
2 * Linux INET6 implementation
3 * FIB front-end.
4 *
5 * Authors:
6 * Pedro Roque <roque@di.fc.ul.pt>
7 *
8 * This program is free software; you can redistribute it and/or

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49#include <net/ipv6.h>
50#include <net/ip6_fib.h>
51#include <net/ip6_route.h>
52#include <net/ndisc.h>
53#include <net/addrconf.h>
54#include <net/tcp.h>
55#include <linux/rtnetlink.h>
56#include <net/dst.h>
57#include <net/dst_metadata.h>
57#include <net/xfrm.h>
58#include <net/netevent.h>
59#include <net/netlink.h>
60#include <net/nexthop.h>
61#include <net/lwtunnel.h>
58#include <net/xfrm.h>
59#include <net/netevent.h>
60#include <net/netlink.h>
61#include <net/nexthop.h>
62#include <net/lwtunnel.h>
63#include <net/ip_tunnels.h>
62
63#include <asm/uaccess.h>
64
65#ifdef CONFIG_SYSCTL
66#include <linux/sysctl.h>
67#endif
68
69enum rt6_nud_state {

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1126 return fib6_rule_lookup(net, fl6, flags, ip6_pol_route_input);
1127}
1128
1129void ip6_route_input(struct sk_buff *skb)
1130{
1131 const struct ipv6hdr *iph = ipv6_hdr(skb);
1132 struct net *net = dev_net(skb->dev);
1133 int flags = RT6_LOOKUP_F_HAS_SADDR;
64
65#include <asm/uaccess.h>
66
67#ifdef CONFIG_SYSCTL
68#include <linux/sysctl.h>
69#endif
70
71enum rt6_nud_state {

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1128 return fib6_rule_lookup(net, fl6, flags, ip6_pol_route_input);
1129}
1130
1131void ip6_route_input(struct sk_buff *skb)
1132{
1133 const struct ipv6hdr *iph = ipv6_hdr(skb);
1134 struct net *net = dev_net(skb->dev);
1135 int flags = RT6_LOOKUP_F_HAS_SADDR;
1136 struct ip_tunnel_info *tun_info;
1134 struct flowi6 fl6 = {
1135 .flowi6_iif = skb->dev->ifindex,
1136 .daddr = iph->daddr,
1137 .saddr = iph->saddr,
1138 .flowlabel = ip6_flowinfo(iph),
1139 .flowi6_mark = skb->mark,
1140 .flowi6_proto = iph->nexthdr,
1141 };
1142
1137 struct flowi6 fl6 = {
1138 .flowi6_iif = skb->dev->ifindex,
1139 .daddr = iph->daddr,
1140 .saddr = iph->saddr,
1141 .flowlabel = ip6_flowinfo(iph),
1142 .flowi6_mark = skb->mark,
1143 .flowi6_proto = iph->nexthdr,
1144 };
1145
1146 tun_info = skb_tunnel_info(skb);
1147 if (tun_info && tun_info->mode == IP_TUNNEL_INFO_RX)
1148 fl6.flowi6_tun_key.tun_id = tun_info->key.tun_id;
1143 skb_dst_drop(skb);
1144 skb_dst_set(skb, ip6_route_input_lookup(net, skb->dev, &fl6, flags));
1145}
1146
1147static struct rt6_info *ip6_pol_route_output(struct net *net, struct fib6_table *table,
1148 struct flowi6 *fl6, int flags)
1149{
1150 return ip6_pol_route(net, table, fl6->flowi6_oif, fl6, flags);

--- 2420 unchanged lines hidden --- 		1149 skb_dst_drop(skb);
1150 skb_dst_set(skb, ip6_route_input_lookup(net, skb->dev, &fl6, flags));
1151}
1152
1153static struct rt6_info *ip6_pol_route_output(struct net *net, struct fib6_table *table,
1154 struct flowi6 *fl6, int flags)
1155{
1156 return ip6_pol_route(net, table, fl6->flowi6_oif, fl6, flags);

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