Lines Matching refs:fl4
499 static void __build_flow_key(const struct net *net, struct flowi4 *fl4, in __build_flow_key() argument
515 flowi4_init_output(fl4, oif, mark, tos & INET_DSCP_MASK, scope, in __build_flow_key()
520 static void build_skb_flow_key(struct flowi4 *fl4, const struct sk_buff *skb, in build_skb_flow_key() argument
530 __build_flow_key(net, fl4, sk, iph, oif, tos, prot, mark, 0); in build_skb_flow_key()
533 static void build_sk_flow_key(struct flowi4 *fl4, const struct sock *sk) in build_sk_flow_key() argument
543 flowi4_init_output(fl4, sk->sk_bound_dev_if, READ_ONCE(sk->sk_mark), in build_sk_flow_key()
553 static void ip_rt_build_flow_key(struct flowi4 *fl4, const struct sock *sk, in ip_rt_build_flow_key() argument
557 build_skb_flow_key(fl4, skb, sk); in ip_rt_build_flow_key()
559 build_sk_flow_key(fl4, sk); in ip_rt_build_flow_key()
727 static void __ip_do_redirect(struct rtable *rt, struct sk_buff *skb, struct flowi4 *fl4, in __ip_do_redirect() argument
779 if (fib_lookup(net, fl4, &res, 0) == 0) { in __ip_do_redirect()
782 fib_select_path(net, &res, fl4, skb); in __ip_do_redirect()
784 update_or_create_fnhe(nhc, fl4->daddr, new_gw, in __ip_do_redirect()
815 struct flowi4 fl4; in ip_do_redirect() local
825 __build_flow_key(net, &fl4, sk, iph, oif, tos, prot, mark, 0); in ip_do_redirect()
826 __ip_do_redirect(rt, skb, &fl4, true); in ip_do_redirect()
1001 static void __ip_rt_update_pmtu(struct rtable *rt, struct flowi4 *fl4, u32 mtu) in __ip_rt_update_pmtu() argument
1026 if (fib_lookup(net, fl4, &res, 0) == 0) { in __ip_rt_update_pmtu()
1029 fib_select_path(net, &res, fl4, NULL); in __ip_rt_update_pmtu()
1031 update_or_create_fnhe(nhc, fl4->daddr, 0, mtu, lock, in __ip_rt_update_pmtu()
1042 struct flowi4 fl4; in ip_rt_update_pmtu() local
1044 ip_rt_build_flow_key(&fl4, sk, skb); in ip_rt_update_pmtu()
1048 fl4.flowi4_oif = 0; in ip_rt_update_pmtu()
1050 __ip_rt_update_pmtu(rt, &fl4, mtu); in ip_rt_update_pmtu()
1057 struct flowi4 fl4; in ipv4_update_pmtu() local
1061 __build_flow_key(net, &fl4, NULL, iph, oif, iph->tos, protocol, mark, in ipv4_update_pmtu()
1063 rt = __ip_route_output_key(net, &fl4); in ipv4_update_pmtu()
1065 __ip_rt_update_pmtu(rt, &fl4, mtu); in ipv4_update_pmtu()
1074 struct flowi4 fl4; in __ipv4_sk_update_pmtu() local
1077 __build_flow_key(sock_net(sk), &fl4, sk, iph, 0, 0, 0, 0, 0); in __ipv4_sk_update_pmtu()
1079 if (!fl4.flowi4_mark) in __ipv4_sk_update_pmtu()
1080 fl4.flowi4_mark = IP4_REPLY_MARK(sock_net(sk), skb->mark); in __ipv4_sk_update_pmtu()
1082 rt = __ip_route_output_key(sock_net(sk), &fl4); in __ipv4_sk_update_pmtu()
1084 __ip_rt_update_pmtu(rt, &fl4, mtu); in __ipv4_sk_update_pmtu()
1092 struct flowi4 fl4; in ipv4_sk_update_pmtu() local
1110 __build_flow_key(net, &fl4, sk, iph, 0, 0, 0, 0, 0); in ipv4_sk_update_pmtu()
1114 rt = ip_route_output_flow(sock_net(sk), &fl4, sk); in ipv4_sk_update_pmtu()
1121 __ip_rt_update_pmtu(dst_rtable(xfrm_dst_path(&rt->dst)), &fl4, mtu); in ipv4_sk_update_pmtu()
1127 rt = ip_route_output_flow(sock_net(sk), &fl4, sk); in ipv4_sk_update_pmtu()
1147 struct flowi4 fl4; in ipv4_redirect() local
1150 __build_flow_key(net, &fl4, NULL, iph, oif, iph->tos, protocol, 0, 0); in ipv4_redirect()
1151 rt = __ip_route_output_key(net, &fl4); in ipv4_redirect()
1153 __ip_do_redirect(rt, skb, &fl4, false); in ipv4_redirect()
1162 struct flowi4 fl4; in ipv4_sk_redirect() local
1166 __build_flow_key(net, &fl4, sk, iph, 0, 0, 0, 0, 0); in ipv4_sk_redirect()
1167 rt = __ip_route_output_key(net, &fl4); in ipv4_sk_redirect()
1169 __ip_do_redirect(rt, skb, &fl4, false); in ipv4_sk_redirect()
1263 struct flowi4 fl4 = { in ip_rt_get_source() local
1273 if (fib_lookup(dev_net(rt->dst.dev), &fl4, &res, 0) == 0) in ip_rt_get_source()
1991 const struct flowi4 *fl4) in fib_multipath_custom_hash_fl4() argument
2002 hash_keys.addrs.v4addrs.src = fl4->saddr; in fib_multipath_custom_hash_fl4()
2004 hash_keys.addrs.v4addrs.dst = fl4->daddr; in fib_multipath_custom_hash_fl4()
2006 hash_keys.basic.ip_proto = fl4->flowi4_proto; in fib_multipath_custom_hash_fl4()
2008 hash_keys.ports.src = fl4->fl4_sport; in fib_multipath_custom_hash_fl4()
2010 hash_keys.ports.dst = fl4->fl4_dport; in fib_multipath_custom_hash_fl4()
2016 int fib_multipath_hash(const struct net *net, const struct flowi4 *fl4, in fib_multipath_hash() argument
2019 u32 multipath_hash = fl4 ? fl4->flowi4_multipath_hash : 0; in fib_multipath_hash()
2030 hash_keys.addrs.v4addrs.src = fl4->saddr; in fib_multipath_hash()
2031 hash_keys.addrs.v4addrs.dst = fl4->daddr; in fib_multipath_hash()
2061 hash_keys.addrs.v4addrs.src = fl4->saddr; in fib_multipath_hash()
2062 hash_keys.addrs.v4addrs.dst = fl4->daddr; in fib_multipath_hash()
2063 hash_keys.ports.src = fl4->fl4_sport; in fib_multipath_hash()
2064 hash_keys.ports.dst = fl4->fl4_dport; in fib_multipath_hash()
2065 hash_keys.basic.ip_proto = fl4->flowi4_proto; in fib_multipath_hash()
2095 hash_keys.addrs.v4addrs.src = fl4->saddr; in fib_multipath_hash()
2096 hash_keys.addrs.v4addrs.dst = fl4->daddr; in fib_multipath_hash()
2104 mhash = fib_multipath_custom_hash_fl4(net, fl4); in fib_multipath_hash()
2215 struct flowi4 fl4; in ip_route_input_slow() local
2229 fl4.flowi4_tun_key.tun_id = tun_info->key.tun_id; in ip_route_input_slow()
2231 fl4.flowi4_tun_key.tun_id = 0; in ip_route_input_slow()
2265 fl4.flowi4_l3mdev = 0; in ip_route_input_slow()
2266 fl4.flowi4_oif = 0; in ip_route_input_slow()
2267 fl4.flowi4_iif = dev->ifindex; in ip_route_input_slow()
2268 fl4.flowi4_mark = skb->mark; in ip_route_input_slow()
2269 fl4.flowi4_tos = tos; in ip_route_input_slow()
2270 fl4.flowi4_scope = RT_SCOPE_UNIVERSE; in ip_route_input_slow()
2271 fl4.flowi4_flags = 0; in ip_route_input_slow()
2272 fl4.daddr = daddr; in ip_route_input_slow()
2273 fl4.saddr = saddr; in ip_route_input_slow()
2274 fl4.flowi4_uid = sock_net_uid(net, NULL); in ip_route_input_slow()
2275 fl4.flowi4_multipath_hash = 0; in ip_route_input_slow()
2277 if (fib4_rules_early_flow_dissect(net, skb, &fl4, &_flkeys)) { in ip_route_input_slow()
2280 fl4.flowi4_proto = 0; in ip_route_input_slow()
2281 fl4.fl4_sport = 0; in ip_route_input_slow()
2282 fl4.fl4_dport = 0; in ip_route_input_slow()
2285 err = fib_lookup(net, &fl4, res, 0); in ip_route_input_slow()
2484 const struct flowi4 *fl4, int orig_oif, in __mkroute_output() argument
2500 if (ipv4_is_loopback(fl4->saddr) && in __mkroute_output()
2505 if (ipv4_is_lbcast(fl4->daddr)) in __mkroute_output()
2507 else if (ipv4_is_multicast(fl4->daddr)) in __mkroute_output()
2509 else if (ipv4_is_zeronet(fl4->daddr)) in __mkroute_output()
2521 if (!ip_check_mc_rcu(in_dev, fl4->daddr, fl4->saddr, in __mkroute_output()
2522 fl4->flowi4_proto)) in __mkroute_output()
2552 fnhe = find_exception(nhc, fl4->daddr); in __mkroute_output()
2558 if (unlikely(fl4->flowi4_flags & in __mkroute_output()
2591 !ipv4_is_local_multicast(fl4->daddr)) { in __mkroute_output()
2599 rt_set_nexthop(rth, fl4->daddr, res, fnhe, fi, type, 0, do_cache); in __mkroute_output()
2609 struct rtable *ip_route_output_key_hash(struct net *net, struct flowi4 *fl4, in ip_route_output_key_hash() argument
2620 fl4->flowi4_iif = LOOPBACK_IFINDEX; in ip_route_output_key_hash()
2621 fl4->flowi4_tos &= INET_DSCP_MASK; in ip_route_output_key_hash()
2624 rth = ip_route_output_key_hash_rcu(net, fl4, &res, skb); in ip_route_output_key_hash()
2631 struct rtable *ip_route_output_key_hash_rcu(struct net *net, struct flowi4 *fl4, in ip_route_output_key_hash_rcu() argument
2636 int orig_oif = fl4->flowi4_oif; in ip_route_output_key_hash_rcu()
2641 if (fl4->saddr) { in ip_route_output_key_hash_rcu()
2642 if (ipv4_is_multicast(fl4->saddr) || in ip_route_output_key_hash_rcu()
2643 ipv4_is_lbcast(fl4->saddr) || in ip_route_output_key_hash_rcu()
2644 ipv4_is_zeronet(fl4->saddr)) { in ip_route_output_key_hash_rcu()
2659 if (fl4->flowi4_oif == 0 && in ip_route_output_key_hash_rcu()
2660 (ipv4_is_multicast(fl4->daddr) || in ip_route_output_key_hash_rcu()
2661 ipv4_is_lbcast(fl4->daddr))) { in ip_route_output_key_hash_rcu()
2663 dev_out = __ip_dev_find(net, fl4->saddr, false); in ip_route_output_key_hash_rcu()
2682 fl4->flowi4_oif = dev_out->ifindex; in ip_route_output_key_hash_rcu()
2686 if (!(fl4->flowi4_flags & FLOWI_FLAG_ANYSRC)) { in ip_route_output_key_hash_rcu()
2688 if (!__ip_dev_find(net, fl4->saddr, false)) in ip_route_output_key_hash_rcu()
2694 if (fl4->flowi4_oif) { in ip_route_output_key_hash_rcu()
2695 dev_out = dev_get_by_index_rcu(net, fl4->flowi4_oif); in ip_route_output_key_hash_rcu()
2705 if (ipv4_is_local_multicast(fl4->daddr) || in ip_route_output_key_hash_rcu()
2706 ipv4_is_lbcast(fl4->daddr) || in ip_route_output_key_hash_rcu()
2707 fl4->flowi4_proto == IPPROTO_IGMP) { in ip_route_output_key_hash_rcu()
2708 if (!fl4->saddr) in ip_route_output_key_hash_rcu()
2709 fl4->saddr = inet_select_addr(dev_out, 0, in ip_route_output_key_hash_rcu()
2713 if (!fl4->saddr) { in ip_route_output_key_hash_rcu()
2714 if (ipv4_is_multicast(fl4->daddr)) in ip_route_output_key_hash_rcu()
2715 fl4->saddr = inet_select_addr(dev_out, 0, in ip_route_output_key_hash_rcu()
2716 fl4->flowi4_scope); in ip_route_output_key_hash_rcu()
2717 else if (!fl4->daddr) in ip_route_output_key_hash_rcu()
2718 fl4->saddr = inet_select_addr(dev_out, 0, in ip_route_output_key_hash_rcu()
2723 if (!fl4->daddr) { in ip_route_output_key_hash_rcu()
2724 fl4->daddr = fl4->saddr; in ip_route_output_key_hash_rcu()
2725 if (!fl4->daddr) in ip_route_output_key_hash_rcu()
2726 fl4->daddr = fl4->saddr = htonl(INADDR_LOOPBACK); in ip_route_output_key_hash_rcu()
2728 fl4->flowi4_oif = LOOPBACK_IFINDEX; in ip_route_output_key_hash_rcu()
2734 err = fib_lookup(net, fl4, res, 0); in ip_route_output_key_hash_rcu()
2738 if (fl4->flowi4_oif && in ip_route_output_key_hash_rcu()
2739 (ipv4_is_multicast(fl4->daddr) || !fl4->flowi4_l3mdev)) { in ip_route_output_key_hash_rcu()
2758 if (fl4->saddr == 0) in ip_route_output_key_hash_rcu()
2759 fl4->saddr = inet_select_addr(dev_out, 0, in ip_route_output_key_hash_rcu()
2769 if (!fl4->saddr) { in ip_route_output_key_hash_rcu()
2771 fl4->saddr = res->fi->fib_prefsrc; in ip_route_output_key_hash_rcu()
2773 fl4->saddr = fl4->daddr; in ip_route_output_key_hash_rcu()
2785 fl4->flowi4_oif = dev_out->ifindex; in ip_route_output_key_hash_rcu()
2790 fib_select_path(net, res, fl4, skb); in ip_route_output_key_hash_rcu()
2795 rth = __mkroute_output(res, fl4, orig_oif, dev_out, flags); in ip_route_output_key_hash_rcu()
2871 struct flowi4 *fl4, struct sk_buff *skb, u32 portid, in rt_fill_info() argument
2919 if (fl4 && !rt_is_input_route(rt) && in rt_fill_info()
2920 fl4->saddr != src) { in rt_fill_info()
2921 if (nla_put_in_addr(skb, RTA_PREFSRC, fl4->saddr)) in rt_fill_info()
2961 if (fl4) { in rt_fill_info()
2962 if (fl4->flowi4_mark && in rt_fill_info()
2963 nla_put_u32(skb, RTA_MARK, fl4->flowi4_mark)) in rt_fill_info()
2966 if (!uid_eq(fl4->flowi4_uid, INVALID_UID) && in rt_fill_info()
2969 fl4->flowi4_uid))) in rt_fill_info()
2978 fl4->saddr, fl4->daddr, in rt_fill_info()
2988 if (nla_put_u32(skb, RTA_IIF, fl4->flowi4_iif)) in rt_fill_info()
3223 struct flowi4 fl4 = {}; in inet_rtm_getroute() local
3262 fl4.daddr = dst; in inet_rtm_getroute()
3263 fl4.saddr = src; in inet_rtm_getroute()
3264 fl4.flowi4_tos = rtm->rtm_tos & INET_DSCP_MASK; in inet_rtm_getroute()
3265 fl4.flowi4_oif = tb[RTA_OIF] ? nla_get_u32(tb[RTA_OIF]) : 0; in inet_rtm_getroute()
3266 fl4.flowi4_mark = mark; in inet_rtm_getroute()
3267 fl4.flowi4_uid = uid; in inet_rtm_getroute()
3269 fl4.fl4_sport = sport; in inet_rtm_getroute()
3271 fl4.fl4_dport = dport; in inet_rtm_getroute()
3272 fl4.flowi4_proto = ip_proto; in inet_rtm_getroute()
3285 fl4.flowi4_iif = iif; /* for rt_fill_info */ in inet_rtm_getroute()
3296 fl4.flowi4_iif = LOOPBACK_IFINDEX; in inet_rtm_getroute()
3298 rt = ip_route_output_key_hash_rcu(net, &fl4, &res, skb); in inet_rtm_getroute()
3361 err = rt_fill_info(net, dst, src, rt, table_id, res.dscp, &fl4, in inet_rtm_getroute()