| /net/ipv4/ |
| D | gre_demux.c | 60 int gre_parse_header(struct sk_buff *skb, struct tnl_ptk_info *tpi, in gre_parse_header() argument
74 tpi->flags = gre_flags_to_tnl_flags(greh->flags); in gre_parse_header()
75 hdr_len = gre_calc_hlen(tpi->flags); in gre_parse_header()
81 tpi->proto = greh->protocol; in gre_parse_header()
97 tpi->key = *options; in gre_parse_header()
100 tpi->key = 0; in gre_parse_header()
103 tpi->seq = *options; in gre_parse_header()
106 tpi->seq = 0; in gre_parse_header()
112 if (greh->flags == 0 && tpi->proto == htons(ETH_P_WCCP)) { in gre_parse_header()
113 tpi->proto = proto; in gre_parse_header()
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| D | ip_gre.c | 120 const struct tnl_ptk_info *tpi) in ipgre_err() argument
144 if (tpi->proto == htons(ETH_P_TEB)) in ipgre_err()
146 else if (tpi->proto == htons(ETH_P_ERSPAN) || in ipgre_err()
147 tpi->proto == htons(ETH_P_ERSPAN2)) in ipgre_err()
153 t = ip_tunnel_lookup(itn, skb->dev->ifindex, tpi->flags, in ipgre_err()
154 iph->daddr, iph->saddr, tpi->key); in ipgre_err()
190 if (tpi->proto == htons(ETH_P_IPV6) && in ipgre_err()
191 !ip6_err_gen_icmpv6_unreach(skb, iph->ihl * 4 + tpi->hdr_len, in ipgre_err()
231 struct tnl_ptk_info tpi; in gre_err() local
233 if (gre_parse_header(skb, &tpi, NULL, htons(ETH_P_IP), in gre_err()
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| D | ipip.c | 224 const struct tnl_ptk_info *tpi; in ipip_tunnel_rcv() local
234 tpi = &mplsip_tpi; in ipip_tunnel_rcv()
237 tpi = &ipip_tpi; in ipip_tunnel_rcv()
238 if (iptunnel_pull_header(skb, 0, tpi->proto, false)) in ipip_tunnel_rcv()
245 return ip_tunnel_rcv(tunnel, skb, tpi, tun_dst, log_ecn_error); in ipip_tunnel_rcv()
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| D | ip_tunnel.c | 362 const struct tnl_ptk_info *tpi, struct metadata_dst *tun_dst, in ip_tunnel_rcv() argument
376 if ((!(tpi->flags&TUNNEL_CSUM) && (tunnel->parms.i_flags&TUNNEL_CSUM)) || in ip_tunnel_rcv()
377 ((tpi->flags&TUNNEL_CSUM) && !(tunnel->parms.i_flags&TUNNEL_CSUM))) { in ip_tunnel_rcv()
384 if (!(tpi->flags&TUNNEL_SEQ) || in ip_tunnel_rcv()
385 (tunnel->i_seqno && (s32)(ntohl(tpi->seq) - tunnel->i_seqno) < 0)) { in ip_tunnel_rcv()
390 tunnel->i_seqno = ntohl(tpi->seq) + 1; in ip_tunnel_rcv()
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| /net/ipv6/ |
| D | ip6_gre.c | 426 struct tnl_ptk_info tpi; in ip6gre_err() local
429 if (gre_parse_header(skb, &tpi, NULL, htons(ETH_P_IPV6), in ip6gre_err()
435 tpi.key, tpi.proto); in ip6gre_err()
489 static int ip6gre_rcv(struct sk_buff *skb, const struct tnl_ptk_info *tpi) in ip6gre_rcv() argument
496 &ipv6h->saddr, &ipv6h->daddr, tpi->key, in ip6gre_rcv()
497 tpi->proto); in ip6gre_rcv()
504 flags = tpi->flags; in ip6gre_rcv()
505 tun_id = key32_to_tunnel_id(tpi->key); in ip6gre_rcv()
511 ip6_tnl_rcv(tunnel, skb, tpi, tun_dst, log_ecn_error); in ip6gre_rcv()
513 ip6_tnl_rcv(tunnel, skb, tpi, NULL, log_ecn_error); in ip6gre_rcv()
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| D | ip6_tunnel.c | 771 const struct tnl_ptk_info *tpi, in __ip6_tnl_rcv() argument
782 if ((!(tpi->flags & TUNNEL_CSUM) && in __ip6_tnl_rcv()
784 ((tpi->flags & TUNNEL_CSUM) && in __ip6_tnl_rcv()
792 if (!(tpi->flags & TUNNEL_SEQ) || in __ip6_tnl_rcv()
794 (s32)(ntohl(tpi->seq) - tunnel->i_seqno) < 0)) { in __ip6_tnl_rcv()
799 tunnel->i_seqno = ntohl(tpi->seq) + 1; in __ip6_tnl_rcv()
802 skb->protocol = tpi->proto; in __ip6_tnl_rcv()
859 const struct tnl_ptk_info *tpi, in ip6_tnl_rcv() argument
863 return __ip6_tnl_rcv(t, skb, tpi, tun_dst, ip6ip6_dscp_ecn_decapsulate, in ip6_tnl_rcv()
879 const struct tnl_ptk_info *tpi, in ipxip6_rcv() argument
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| D | sit.c | 726 const struct tnl_ptk_info *tpi; in sit_tunnel_rcv() local
736 tpi = &mplsip_tpi; in sit_tunnel_rcv()
739 tpi = &ipip_tpi; in sit_tunnel_rcv()
740 if (iptunnel_pull_header(skb, 0, tpi->proto, false)) in sit_tunnel_rcv()
742 return ip_tunnel_rcv(tunnel, skb, tpi, NULL, log_ecn_error); in sit_tunnel_rcv()
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