Searched refs:nh_off (Results 1 – 1 of 1) sorted by relevance
| /external/iproute2/examples/bpf/ |
| D | bpf_prog.c | 252 static inline bool flow_is_frag(struct __sk_buff *skb, int nh_off) in flow_is_frag() argument
254 return !!(load_half(skb, nh_off + offsetof(struct iphdr, frag_off)) & in flow_is_frag()
258 static inline int flow_parse_ipv4(struct __sk_buff *skb, int nh_off, in flow_parse_ipv4() argument
263 if (unlikely(flow_is_frag(skb, nh_off))) in flow_parse_ipv4()
266 *ip_proto = load_byte(skb, nh_off + offsetof(struct iphdr, in flow_parse_ipv4()
269 flow->src = load_word(skb, nh_off + offsetof(struct iphdr, saddr)); in flow_parse_ipv4()
270 flow->dst = load_word(skb, nh_off + offsetof(struct iphdr, daddr)); in flow_parse_ipv4()
273 ip_ver_len = load_byte(skb, nh_off + 0 /* offsetof(struct iphdr, ihl) */); in flow_parse_ipv4()
275 nh_off += 20; in flow_parse_ipv4()
277 nh_off += (ip_ver_len & 0xF) << 2; in flow_parse_ipv4()
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