1#ifndef _NET_FLOW_KEYS_H
 2#define _NET_FLOW_KEYS_H
 3
 4struct flow_keys {
 5	/* (src,dst) must be grouped, in the same way than in IP header */
 6	__be32 src;
 7	__be32 dst;
 8	union {
 9		__be32 ports;
10		__be16 port16[2];
11	};
12	u16 thoff;
13	u8 ip_proto;
14};
15
16bool skb_flow_dissect(const struct sk_buff *skb, struct flow_keys *flow);
17__be32 skb_flow_get_ports(const struct sk_buff *skb, int thoff, u8 ip_proto);
18#endif