93 	struct bpf_flow_keys *keys = skb->flow_keys;  in parse_eth_proto()  local
95 	keys->n_proto = proto;  in parse_eth_proto()
131 	struct bpf_flow_keys *keys = skb->flow_keys;  in parse_ip_proto()  local
139 	keys->ip_proto = proto;  in parse_ip_proto()
147 		keys->is_encap = true;  in parse_ip_proto()
150 		keys->is_encap = true;  in parse_ip_proto()
161 		keys->thoff += sizeof(*gre); /* Step over GRE Flags and Proto */  in parse_ip_proto()
163 			keys->thoff += 4; /* Step over chksum and Padding */  in parse_ip_proto()
165 			keys->thoff += 4; /* Step over key */  in parse_ip_proto()
167 			keys->thoff += 4; /* Step over sequence number */  in parse_ip_proto()
169 		keys->is_encap = true;  in parse_ip_proto()
177 			keys->thoff += sizeof(*eth);  in parse_ip_proto()
194 		keys->sport = tcp->source;  in parse_ip_proto()
195 		keys->dport = tcp->dest;  in parse_ip_proto()
203 		keys->sport = udp->source;  in parse_ip_proto()
204 		keys->dport = udp->dest;  in parse_ip_proto()
215 	struct bpf_flow_keys *keys = skb->flow_keys;  in parse_ipv6_proto()  local
217 	keys->ip_proto = nexthdr;  in parse_ipv6_proto()
236 	struct bpf_flow_keys *keys = skb->flow_keys;  in PROG()  local
249 	keys->addr_proto = ETH_P_IP;  in PROG()
250 	keys->ipv4_src = iph->saddr;  in PROG()
251 	keys->ipv4_dst = iph->daddr;  in PROG()
253 	keys->thoff += iph->ihl << 2;  in PROG()
254 	if (data + keys->thoff > data_end)  in PROG()
258 		keys->is_frag = true;  in PROG()
265 			keys->is_first_frag = true;  in PROG()
276 	struct bpf_flow_keys *keys = skb->flow_keys;  in PROG()  local
283 	keys->addr_proto = ETH_P_IPV6;  in PROG()
284 	memcpy(&keys->ipv6_src, &ip6h->saddr, 2*sizeof(ip6h->saddr));  in PROG()
286 	keys->thoff += sizeof(struct ipv6hdr);  in PROG()
309 	struct bpf_flow_keys *keys = skb->flow_keys;  in PROG()  local
316 	keys->thoff += sizeof(*fragh);  in PROG()
317 	keys->is_frag = true;  in PROG()
319 		keys->is_first_frag = true;  in PROG()
337 	struct bpf_flow_keys *keys = skb->flow_keys;  in PROG()  local
342 	if (bpf_skb_load_bytes(skb, keys->thoff - sizeof(proto), &proto,  in PROG()
355 		keys->thoff += sizeof(*vlan);  in PROG()
362 	keys->thoff += sizeof(*vlan);  in PROG()