1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2#ifndef _NETFILTER_NF_NAT_H 3#define _NETFILTER_NF_NAT_H 4 5#include <linux/netfilter.h> 6#include <linux/netfilter/nf_conntrack_tuple_common.h> 7 8#define NF_NAT_RANGE_MAP_IPS (1 << 0) 9#define NF_NAT_RANGE_PROTO_SPECIFIED (1 << 1) 10#define NF_NAT_RANGE_PROTO_RANDOM (1 << 2) 11#define NF_NAT_RANGE_PERSISTENT (1 << 3) 12#define NF_NAT_RANGE_PROTO_RANDOM_FULLY (1 << 4) 13#define NF_NAT_RANGE_PROTO_OFFSET (1 << 5) 14 15#define NF_NAT_RANGE_PROTO_RANDOM_ALL \ 16 (NF_NAT_RANGE_PROTO_RANDOM | NF_NAT_RANGE_PROTO_RANDOM_FULLY) 17 18#define NF_NAT_RANGE_MASK \ 19 (NF_NAT_RANGE_MAP_IPS | NF_NAT_RANGE_PROTO_SPECIFIED | \ 20 NF_NAT_RANGE_PROTO_RANDOM | NF_NAT_RANGE_PERSISTENT | \ 21 NF_NAT_RANGE_PROTO_RANDOM_FULLY | NF_NAT_RANGE_PROTO_OFFSET) 22 23struct nf_nat_ipv4_range { 24 unsigned int flags; 25 __be32 min_ip; 26 __be32 max_ip; 27 union nf_conntrack_man_proto min; 28 union nf_conntrack_man_proto max; 29}; 30 31struct nf_nat_ipv4_multi_range_compat { 32 unsigned int rangesize; 33 struct nf_nat_ipv4_range range[1]; 34}; 35 36struct nf_nat_range { 37 unsigned int flags; 38 union nf_inet_addr min_addr; 39 union nf_inet_addr max_addr; 40 union nf_conntrack_man_proto min_proto; 41 union nf_conntrack_man_proto max_proto; 42}; 43 44struct nf_nat_range2 { 45 unsigned int flags; 46 union nf_inet_addr min_addr; 47 union nf_inet_addr max_addr; 48 union nf_conntrack_man_proto min_proto; 49 union nf_conntrack_man_proto max_proto; 50 union nf_conntrack_man_proto base_proto; 51}; 52 53#endif /* _NETFILTER_NF_NAT_H */ 54