xfrm4_udp_encap_rcv 1608 include/net/xfrm.h int xfrm4_udp_encap_rcv(struct sock *sk, struct sk_buff *skb);
xfrm4_udp_encap_rcv 2561 net/ipv4/udp.c 			up->encap_rcv = xfrm4_udp_encap_rcv;