Lines Matching refs:ip6

127     struct ipv6hdr* ip6 = is_ethernet ? (void*)(eth + 1) : data;  local
130     if (data + l2_header_size + sizeof(*ip6) > data_end) return TC_ACT_OK;
136     if (ip6->version != 6) TC_PUNT(INVALID_IP_VERSION);
140     if (ip6->hop_limit <= 1) TC_PUNT(LOW_TTL);
144     if (ip6->nexthdr == IPPROTO_TCP) {
145         struct tcphdr* tcph = (void*)(ip6 + 1);
148         if (data + l2_header_size + sizeof(*ip6) + sizeof(*tcph) > data_end)
156     __be32 src32 = ip6->saddr.s6_addr32[0];
162     __be32 dst32 = ip6->daddr.s6_addr32[0];
168     if (!downstream && (src32 == dst32) && (ip6->saddr.s6_addr32[1] == ip6->daddr.s6_addr32[1]))
173             .neigh6 = ip6->daddr,
240         ip6 = (void*)(eth + 1);
243         if (data + sizeof(struct ethhdr) + sizeof(*ip6) > data_end) {
256     uint8_t old_hl = ip6->hop_limit;
257     --ip6->hop_limit;
258     uint8_t new_hl = ip6->hop_limit;