include/uapi/linux/netfilter/nf_nat.h

   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 #define NF_NAT_RANGE_MASK                                       \
  17         (NF_NAT_RANGE_MAP_IPS | NF_NAT_RANGE_PROTO_SPECIFIED |  \
  18          NF_NAT_RANGE_PROTO_RANDOM | NF_NAT_RANGE_PERSISTENT |  \
  19          NF_NAT_RANGE_PROTO_RANDOM_FULLY)
  20
  21 struct nf_nat_ipv4_range {
  22         unsigned int                    flags;
  23         __be32                          min_ip;
  24         __be32                          max_ip;
  25         union nf_conntrack_man_proto    min;
  26         union nf_conntrack_man_proto    max;
  27 };
  28
  29 struct nf_nat_ipv4_multi_range_compat {
  30         unsigned int                    rangesize;
  31         struct nf_nat_ipv4_range        range[1];
  32 };
  33
  34 struct nf_nat_range {
  35         unsigned int                    flags;
  36         union nf_inet_addr              min_addr;
  37         union nf_inet_addr              max_addr;
  38         union nf_conntrack_man_proto    min_proto;
  39         union nf_conntrack_man_proto    max_proto;
  40 };
  41
  42 #endif /* _NETFILTER_NF_NAT_H */