61 static inline __u64 parse_ip(struct __sk_buff *skb, __u64 nhoff, __u64 *ip_proto,  in parse_ip()  argument
66 	if (unlikely(ip_is_fragment(skb, nhoff)))  in parse_ip()
69 		*ip_proto = load_byte(skb, nhoff + offsetof(struct iphdr, protocol));  in parse_ip()
72 		flow->src = load_word(skb, nhoff + offsetof(struct iphdr, saddr));  in parse_ip()
73 		flow->dst = load_word(skb, nhoff + offsetof(struct iphdr, daddr));  in parse_ip()
76 	verlen = load_byte(skb, nhoff + 0/*offsetof(struct iphdr, ihl)*/);  in parse_ip()
85 static inline __u64 parse_ipv6(struct __sk_buff *skb, __u64 nhoff, __u64 *ip_proto,  in parse_ipv6()  argument
88 	*ip_proto = load_byte(skb,  in parse_ipv6()
90 	flow->src = ipv6_addr_hash(skb,  in parse_ipv6()
92 	flow->dst = ipv6_addr_hash(skb,  in parse_ipv6()
99 static inline bool flow_dissector(struct __sk_buff *skb, struct flow_keys *flow)  in flow_dissector()  argument
103 	__u64 proto = load_half(skb, 12);  in flow_dissector()
107 		proto = load_half(skb, nhoff + offsetof(struct vlan_hdr,  in flow_dissector()
113 		proto = load_half(skb, nhoff + offsetof(struct vlan_hdr,  in flow_dissector()
119 		nhoff = parse_ip(skb, nhoff, &ip_proto, flow);  in flow_dissector()
121 		nhoff = parse_ipv6(skb, nhoff, &ip_proto, flow);  in flow_dissector()
132 		__u64 gre_flags = load_half(skb,  in flow_dissector()
134 		__u64 gre_proto = load_half(skb,  in flow_dissector()
150 			proto = load_half(skb,  in flow_dissector()
157 			nhoff = parse_ip(skb, nhoff, &ip_proto, flow);  in flow_dissector()
159 			nhoff = parse_ipv6(skb, nhoff, &ip_proto, flow);  in flow_dissector()
165 		nhoff = parse_ip(skb, nhoff, &ip_proto, flow);  in flow_dissector()
168 		nhoff = parse_ipv6(skb, nhoff, &ip_proto, flow);  in flow_dissector()
178 		flow->ports = load_word(skb, nhoff);  in flow_dissector()
199 int bpf_prog2(struct __sk_buff *skb)  in bpf_prog2()  argument
205 	if (!flow_dissector(skb, &flow))  in bpf_prog2()
212 		__sync_fetch_and_add(&value->bytes, skb->len);  in bpf_prog2()
214 		struct pair val = {1, skb->len};  in bpf_prog2()