Lines Matching refs:fl4
532 static void __build_flow_key(const struct net *net, struct flowi4 *fl4, in __build_flow_key() argument
546 flowi4_init_output(fl4, oif, mark, tos, in __build_flow_key()
553 static void build_skb_flow_key(struct flowi4 *fl4, const struct sk_buff *skb, in build_skb_flow_key() argument
563 __build_flow_key(net, fl4, sk, iph, oif, tos, prot, mark, 0); in build_skb_flow_key()
566 static void build_sk_flow_key(struct flowi4 *fl4, const struct sock *sk) in build_sk_flow_key() argument
576 flowi4_init_output(fl4, sk->sk_bound_dev_if, sk->sk_mark, in build_sk_flow_key()
584 static void ip_rt_build_flow_key(struct flowi4 *fl4, const struct sock *sk, in ip_rt_build_flow_key() argument
588 build_skb_flow_key(fl4, skb, sk); in ip_rt_build_flow_key()
590 build_sk_flow_key(fl4, sk); in ip_rt_build_flow_key()
757 static void __ip_do_redirect(struct rtable *rt, struct sk_buff *skb, struct flowi4 *fl4, in __ip_do_redirect() argument
809 if (fib_lookup(net, fl4, &res, 0) == 0) { in __ip_do_redirect()
812 fib_select_path(net, &res, fl4, skb); in __ip_do_redirect()
814 update_or_create_fnhe(nhc, fl4->daddr, new_gw, in __ip_do_redirect()
845 struct flowi4 fl4; in ip_do_redirect() local
855 __build_flow_key(net, &fl4, sk, iph, oif, tos, prot, mark, 0); in ip_do_redirect()
856 __ip_do_redirect(rt, skb, &fl4, true); in ip_do_redirect()
1036 static void __ip_rt_update_pmtu(struct rtable *rt, struct flowi4 *fl4, u32 mtu) in __ip_rt_update_pmtu() argument
1060 if (fib_lookup(net, fl4, &res, 0) == 0) { in __ip_rt_update_pmtu()
1063 fib_select_path(net, &res, fl4, NULL); in __ip_rt_update_pmtu()
1065 update_or_create_fnhe(nhc, fl4->daddr, 0, mtu, lock, in __ip_rt_update_pmtu()
1076 struct flowi4 fl4; in ip_rt_update_pmtu() local
1078 ip_rt_build_flow_key(&fl4, sk, skb); in ip_rt_update_pmtu()
1079 __ip_rt_update_pmtu(rt, &fl4, mtu); in ip_rt_update_pmtu()
1086 struct flowi4 fl4; in ipv4_update_pmtu() local
1090 __build_flow_key(net, &fl4, NULL, iph, oif, in ipv4_update_pmtu()
1092 rt = __ip_route_output_key(net, &fl4); in ipv4_update_pmtu()
1094 __ip_rt_update_pmtu(rt, &fl4, mtu); in ipv4_update_pmtu()
1103 struct flowi4 fl4; in __ipv4_sk_update_pmtu() local
1106 __build_flow_key(sock_net(sk), &fl4, sk, iph, 0, 0, 0, 0, 0); in __ipv4_sk_update_pmtu()
1108 if (!fl4.flowi4_mark) in __ipv4_sk_update_pmtu()
1109 fl4.flowi4_mark = IP4_REPLY_MARK(sock_net(sk), skb->mark); in __ipv4_sk_update_pmtu()
1111 rt = __ip_route_output_key(sock_net(sk), &fl4); in __ipv4_sk_update_pmtu()
1113 __ip_rt_update_pmtu(rt, &fl4, mtu); in __ipv4_sk_update_pmtu()
1121 struct flowi4 fl4; in ipv4_sk_update_pmtu() local
1139 __build_flow_key(net, &fl4, sk, iph, 0, 0, 0, 0, 0); in ipv4_sk_update_pmtu()
1143 rt = ip_route_output_flow(sock_net(sk), &fl4, sk); in ipv4_sk_update_pmtu()
1150 __ip_rt_update_pmtu((struct rtable *) xfrm_dst_path(&rt->dst), &fl4, mtu); in ipv4_sk_update_pmtu()
1156 rt = ip_route_output_flow(sock_net(sk), &fl4, sk); in ipv4_sk_update_pmtu()
1176 struct flowi4 fl4; in ipv4_redirect() local
1179 __build_flow_key(net, &fl4, NULL, iph, oif, in ipv4_redirect()
1181 rt = __ip_route_output_key(net, &fl4); in ipv4_redirect()
1183 __ip_do_redirect(rt, skb, &fl4, false); in ipv4_redirect()
1192 struct flowi4 fl4; in ipv4_sk_redirect() local
1196 __build_flow_key(net, &fl4, sk, iph, 0, 0, 0, 0, 0); in ipv4_sk_redirect()
1197 rt = __ip_route_output_key(net, &fl4); in ipv4_sk_redirect()
1199 __ip_do_redirect(rt, skb, &fl4, false); in ipv4_sk_redirect()
1291 struct flowi4 fl4 = { in ip_rt_get_source() local
1301 if (fib_lookup(dev_net(rt->dst.dev), &fl4, &res, 0) == 0) in ip_rt_get_source()
1947 int fib_multipath_hash(const struct net *net, const struct flowi4 *fl4, in fib_multipath_hash() argument
1950 u32 multipath_hash = fl4 ? fl4->flowi4_multipath_hash : 0; in fib_multipath_hash()
1961 hash_keys.addrs.v4addrs.src = fl4->saddr; in fib_multipath_hash()
1962 hash_keys.addrs.v4addrs.dst = fl4->daddr; in fib_multipath_hash()
1991 hash_keys.addrs.v4addrs.src = fl4->saddr; in fib_multipath_hash()
1992 hash_keys.addrs.v4addrs.dst = fl4->daddr; in fib_multipath_hash()
1993 hash_keys.ports.src = fl4->fl4_sport; in fib_multipath_hash()
1994 hash_keys.ports.dst = fl4->fl4_dport; in fib_multipath_hash()
1995 hash_keys.basic.ip_proto = fl4->flowi4_proto; in fib_multipath_hash()
2024 hash_keys.addrs.v4addrs.src = fl4->saddr; in fib_multipath_hash()
2025 hash_keys.addrs.v4addrs.dst = fl4->daddr; in fib_multipath_hash()
2079 struct flowi4 fl4; in ip_route_input_slow() local
2093 fl4.flowi4_tun_key.tun_id = tun_info->key.tun_id; in ip_route_input_slow()
2095 fl4.flowi4_tun_key.tun_id = 0; in ip_route_input_slow()
2129 fl4.flowi4_oif = 0; in ip_route_input_slow()
2130 fl4.flowi4_iif = dev->ifindex; in ip_route_input_slow()
2131 fl4.flowi4_mark = skb->mark; in ip_route_input_slow()
2132 fl4.flowi4_tos = tos; in ip_route_input_slow()
2133 fl4.flowi4_scope = RT_SCOPE_UNIVERSE; in ip_route_input_slow()
2134 fl4.flowi4_flags = 0; in ip_route_input_slow()
2135 fl4.daddr = daddr; in ip_route_input_slow()
2136 fl4.saddr = saddr; in ip_route_input_slow()
2137 fl4.flowi4_uid = sock_net_uid(net, NULL); in ip_route_input_slow()
2138 fl4.flowi4_multipath_hash = 0; in ip_route_input_slow()
2140 if (fib4_rules_early_flow_dissect(net, skb, &fl4, &_flkeys)) { in ip_route_input_slow()
2143 fl4.flowi4_proto = 0; in ip_route_input_slow()
2144 fl4.fl4_sport = 0; in ip_route_input_slow()
2145 fl4.fl4_dport = 0; in ip_route_input_slow()
2148 err = fib_lookup(net, &fl4, res, 0); in ip_route_input_slow()
2345 const struct flowi4 *fl4, int orig_oif, in __mkroute_output() argument
2361 if (ipv4_is_loopback(fl4->saddr) && in __mkroute_output()
2366 if (ipv4_is_lbcast(fl4->daddr)) in __mkroute_output()
2368 else if (ipv4_is_multicast(fl4->daddr)) in __mkroute_output()
2370 else if (ipv4_is_zeronet(fl4->daddr)) in __mkroute_output()
2382 if (!ip_check_mc_rcu(in_dev, fl4->daddr, fl4->saddr, in __mkroute_output()
2383 fl4->flowi4_proto)) in __mkroute_output()
2413 fnhe = find_exception(nhc, fl4->daddr); in __mkroute_output()
2419 if (unlikely(fl4->flowi4_flags & in __mkroute_output()
2454 !ipv4_is_local_multicast(fl4->daddr)) { in __mkroute_output()
2462 rt_set_nexthop(rth, fl4->daddr, res, fnhe, fi, type, 0, do_cache); in __mkroute_output()
2472 struct rtable *ip_route_output_key_hash(struct net *net, struct flowi4 *fl4, in ip_route_output_key_hash() argument
2475 __u8 tos = RT_FL_TOS(fl4); in ip_route_output_key_hash()
2484 fl4->flowi4_iif = LOOPBACK_IFINDEX; in ip_route_output_key_hash()
2485 fl4->flowi4_tos = tos & IPTOS_RT_MASK; in ip_route_output_key_hash()
2486 fl4->flowi4_scope = ((tos & RTO_ONLINK) ? in ip_route_output_key_hash()
2490 rth = ip_route_output_key_hash_rcu(net, fl4, &res, skb); in ip_route_output_key_hash()
2497 struct rtable *ip_route_output_key_hash_rcu(struct net *net, struct flowi4 *fl4, in ip_route_output_key_hash_rcu() argument
2502 int orig_oif = fl4->flowi4_oif; in ip_route_output_key_hash_rcu()
2507 if (fl4->saddr) { in ip_route_output_key_hash_rcu()
2508 if (ipv4_is_multicast(fl4->saddr) || in ip_route_output_key_hash_rcu()
2509 ipv4_is_lbcast(fl4->saddr) || in ip_route_output_key_hash_rcu()
2510 ipv4_is_zeronet(fl4->saddr)) { in ip_route_output_key_hash_rcu()
2525 if (fl4->flowi4_oif == 0 && in ip_route_output_key_hash_rcu()
2526 (ipv4_is_multicast(fl4->daddr) || in ip_route_output_key_hash_rcu()
2527 ipv4_is_lbcast(fl4->daddr))) { in ip_route_output_key_hash_rcu()
2529 dev_out = __ip_dev_find(net, fl4->saddr, false); in ip_route_output_key_hash_rcu()
2548 fl4->flowi4_oif = dev_out->ifindex; in ip_route_output_key_hash_rcu()
2552 if (!(fl4->flowi4_flags & FLOWI_FLAG_ANYSRC)) { in ip_route_output_key_hash_rcu()
2554 if (!__ip_dev_find(net, fl4->saddr, false)) in ip_route_output_key_hash_rcu()
2560 if (fl4->flowi4_oif) { in ip_route_output_key_hash_rcu()
2561 dev_out = dev_get_by_index_rcu(net, fl4->flowi4_oif); in ip_route_output_key_hash_rcu()
2571 if (ipv4_is_local_multicast(fl4->daddr) || in ip_route_output_key_hash_rcu()
2572 ipv4_is_lbcast(fl4->daddr) || in ip_route_output_key_hash_rcu()
2573 fl4->flowi4_proto == IPPROTO_IGMP) { in ip_route_output_key_hash_rcu()
2574 if (!fl4->saddr) in ip_route_output_key_hash_rcu()
2575 fl4->saddr = inet_select_addr(dev_out, 0, in ip_route_output_key_hash_rcu()
2579 if (!fl4->saddr) { in ip_route_output_key_hash_rcu()
2580 if (ipv4_is_multicast(fl4->daddr)) in ip_route_output_key_hash_rcu()
2581 fl4->saddr = inet_select_addr(dev_out, 0, in ip_route_output_key_hash_rcu()
2582 fl4->flowi4_scope); in ip_route_output_key_hash_rcu()
2583 else if (!fl4->daddr) in ip_route_output_key_hash_rcu()
2584 fl4->saddr = inet_select_addr(dev_out, 0, in ip_route_output_key_hash_rcu()
2589 if (!fl4->daddr) { in ip_route_output_key_hash_rcu()
2590 fl4->daddr = fl4->saddr; in ip_route_output_key_hash_rcu()
2591 if (!fl4->daddr) in ip_route_output_key_hash_rcu()
2592 fl4->daddr = fl4->saddr = htonl(INADDR_LOOPBACK); in ip_route_output_key_hash_rcu()
2594 fl4->flowi4_oif = LOOPBACK_IFINDEX; in ip_route_output_key_hash_rcu()
2600 err = fib_lookup(net, fl4, res, 0); in ip_route_output_key_hash_rcu()
2604 if (fl4->flowi4_oif && in ip_route_output_key_hash_rcu()
2605 (ipv4_is_multicast(fl4->daddr) || in ip_route_output_key_hash_rcu()
2606 !netif_index_is_l3_master(net, fl4->flowi4_oif))) { in ip_route_output_key_hash_rcu()
2625 if (fl4->saddr == 0) in ip_route_output_key_hash_rcu()
2626 fl4->saddr = inet_select_addr(dev_out, 0, in ip_route_output_key_hash_rcu()
2636 if (!fl4->saddr) { in ip_route_output_key_hash_rcu()
2638 fl4->saddr = res->fi->fib_prefsrc; in ip_route_output_key_hash_rcu()
2640 fl4->saddr = fl4->daddr; in ip_route_output_key_hash_rcu()
2652 fl4->flowi4_oif = dev_out->ifindex; in ip_route_output_key_hash_rcu()
2657 fib_select_path(net, res, fl4, skb); in ip_route_output_key_hash_rcu()
2662 rth = __mkroute_output(res, fl4, orig_oif, dev_out, flags); in ip_route_output_key_hash_rcu()
2769 struct rtable *rt, u32 table_id, struct flowi4 *fl4, in rt_fill_info() argument
2787 r->rtm_tos = fl4 ? fl4->flowi4_tos : 0; in rt_fill_info()
2815 if (fl4 && !rt_is_input_route(rt) && in rt_fill_info()
2816 fl4->saddr != src) { in rt_fill_info()
2817 if (nla_put_in_addr(skb, RTA_PREFSRC, fl4->saddr)) in rt_fill_info()
2857 if (fl4) { in rt_fill_info()
2858 if (fl4->flowi4_mark && in rt_fill_info()
2859 nla_put_u32(skb, RTA_MARK, fl4->flowi4_mark)) in rt_fill_info()
2862 if (!uid_eq(fl4->flowi4_uid, INVALID_UID) && in rt_fill_info()
2865 fl4->flowi4_uid))) in rt_fill_info()
2874 fl4->saddr, fl4->daddr, in rt_fill_info()
2884 if (nla_put_u32(skb, RTA_IIF, fl4->flowi4_iif)) in rt_fill_info()
3119 struct flowi4 fl4 = {}; in inet_rtm_getroute() local
3158 fl4.daddr = dst; in inet_rtm_getroute()
3159 fl4.saddr = src; in inet_rtm_getroute()
3160 fl4.flowi4_tos = rtm->rtm_tos & IPTOS_RT_MASK; in inet_rtm_getroute()
3161 fl4.flowi4_oif = tb[RTA_OIF] ? nla_get_u32(tb[RTA_OIF]) : 0; in inet_rtm_getroute()
3162 fl4.flowi4_mark = mark; in inet_rtm_getroute()
3163 fl4.flowi4_uid = uid; in inet_rtm_getroute()
3165 fl4.fl4_sport = sport; in inet_rtm_getroute()
3167 fl4.fl4_dport = dport; in inet_rtm_getroute()
3168 fl4.flowi4_proto = ip_proto; in inet_rtm_getroute()
3181 fl4.flowi4_iif = iif; /* for rt_fill_info */ in inet_rtm_getroute()
3192 fl4.flowi4_iif = LOOPBACK_IFINDEX; in inet_rtm_getroute()
3194 rt = ip_route_output_key_hash_rcu(net, &fl4, &res, skb); in inet_rtm_getroute()
3227 fl4.flowi4_tos, res.fi, 0); in inet_rtm_getroute()
3229 err = rt_fill_info(net, dst, src, rt, table_id, &fl4, skb, in inet_rtm_getroute()