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      1 #ifndef _NETFILTER_NF_NAT_H
      2 #define _NETFILTER_NF_NAT_H
      3 
      4 #include <linux/netfilter.h>
      5 #include <linux/netfilter/nf_conntrack_tuple_common.h>
      6 
      7 #define NF_NAT_RANGE_MAP_IPS			(1 << 0)
      8 #define NF_NAT_RANGE_PROTO_SPECIFIED		(1 << 1)
      9 #define NF_NAT_RANGE_PROTO_RANDOM		(1 << 2)
     10 #define NF_NAT_RANGE_PERSISTENT			(1 << 3)
     11 #define NF_NAT_RANGE_PROTO_RANDOM_FULLY		(1 << 4)
     12 
     13 #define NF_NAT_RANGE_PROTO_RANDOM_ALL		\
     14 	(NF_NAT_RANGE_PROTO_RANDOM | NF_NAT_RANGE_PROTO_RANDOM_FULLY)
     15 
     16 struct nf_nat_ipv4_range {
     17 	unsigned int			flags;
     18 	__be32				min_ip;
     19 	__be32				max_ip;
     20 	union nf_conntrack_man_proto	min;
     21 	union nf_conntrack_man_proto	max;
     22 };
     23 
     24 struct nf_nat_ipv4_multi_range_compat {
     25 	unsigned int			rangesize;
     26 	struct nf_nat_ipv4_range	range[1];
     27 };
     28 
     29 struct nf_nat_range {
     30 	unsigned int			flags;
     31 	union nf_inet_addr		min_addr;
     32 	union nf_inet_addr		max_addr;
     33 	union nf_conntrack_man_proto	min_proto;
     34 	union nf_conntrack_man_proto	max_proto;
     35 };
     36 
     37 #endif /* _NETFILTER_NF_NAT_H */
     38